CN202970174U - Remote wake-up smart lock system with low power consumption - Google Patents
Remote wake-up smart lock system with low power consumption Download PDFInfo
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- CN202970174U CN202970174U CN 201220256322 CN201220256322U CN202970174U CN 202970174 U CN202970174 U CN 202970174U CN 201220256322 CN201220256322 CN 201220256322 CN 201220256322 U CN201220256322 U CN 201220256322U CN 202970174 U CN202970174 U CN 202970174U
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Abstract
The utility model relates to a remote wake-up smart lock system with low power consumption. According to the smart lock system, a remote wireless wake-up triggering module and a remote wireless signal receiving module are designed on the basis of a traditional keyless entry smart door lock; a master module is in a low power consumption state under non-working conditions; the smart lock at least comprises a smart lock master module (11), a high-frequency receiving module (12), a low-frequency wake-up and transmitting module (13), an induction triggering module (14), a motor driving and feedback module (16), a remote wireless signal receiving module (18) and a remote wireless wake-up and receiving module (15), wherein a signal end of the smart lock master module (11) is connected with the signal end of the motor driving and feedback module (16) so as to perform bidirectional data exchange. A relay module is always in work mode for monitoring a high-frequency channel; after a high-frequency wake-up command sent by a key is received, the smart lock system is waked up through the wireless wake-up signal, and the smart lock starts to receive an encrypted ID signal. With adoption of this working manner, the service life of a battery can be effectively prolonged by the smart lock with a remote unlocking function.
Description
Technical field
The utility model relates to a kind of low power-consumption intelligent lock of Remote Wake Up function, trunk module by being in listening state is after the wake-up signal that receives from Intelligent key, by the control device that the low frequency wake-up signal initiatively wakes intelligent lock system up and communicates, belong to smart lock and Intelligent key and make the field.
Background technology
Door lock is the security perimeter of household, is that people pass in and out the system that the door all must be used every day.From the angle of using, intelligentized door-locking system is the Starting point for design of Smart Home.The main design goal of intelligent door lock is to improve the safety of key and the convenience of use.The intelligent door lock of existing market mainly comprises intelligent card door lock, fingerprint gate lock and enters door lock without key.Intelligent card door lock is identified various forms of cards in user's hand by lock, to reach other purpose of identity.The lock of this form needs the user to carry identification card and swipes the card when opening the door to enter.Fingerprint gate lock reaches the purpose of identification by the information identification that gathers user fingerprints.This lock advantage is to need not to carry key, but its shortcoming is also comparatively obvious, namely all needs to gather fingerprint when opening the door at every turn, and discrimination is the difficult point of design.Use in the winter of cold especially and seem particularly not too convenient.The 3rd class smart lock is automatically responded to by lock body and is realized identification need not to use key.Such lock uses the earliest on the automobile door lock system of top grade, is called as " keyless entry ".This system still needs carrying keys, but key can automatically respond to and identify in the effective coverage, need not the user and draws out key unlocking.The door-opening mode of the mechanical lock that such door lock is compatible traditional can effectively improve user's experience again simultaneously, uses comparatively widely obtaining in the future.Being designed at present the patent that enters without spoon has following:
CN 201915717U, title " keyless entry system for intelligent security door ", comprise and be located at the host machine part in security door and be located at the interior key part of remote controller, host machine part comprises that trigger, LF transmitter, PKE receive device and execution unit, trigger and LF transmitter link, execution unit and PKE receiver link: the PKE receiver comprises RF receiver, decoder and driver, decoder is provided with input and connects with the RF receiver, decoder is provided with output and connects with driver, and driver connects with execution unit.Key partly comprises RF transmitter, encoder, button and three axle AFE(analog front end) AFE, and three axle AFE(analog front end) AFE are provided with antenna and resonance circuit, and encoder is provided with input and three axle AFE(analog front end) AFE, by key connecting; Encoder is provided with output and connects with the RF transmitter; Be located at the RF receiver and the RF transmitter wireless connections of being located at the key part of host machine part, solved in smart lock tradition opening ways and used inconvenience and the high technical problem of safety factor.
CN 201214398Y, title " a kind of car engine intelligent ignition lock core radio frequency identification signal receiving system ", it is made of several parts such as coupling coil, filter circuit, feedback circuit and power circuits take a base station ic as core.Signal of communication between this module and igniting Intelligent key is carrier (boc) modulated signals, is to produce by induction coupling between the coil of key coil and igniting lock core.After the igniting lock core receives this carrier (boc) modulated signals, at first after filtration wave circuit takes out carrier signal, then by base station ic with the carrier signal demodulation, revert to baseband digital signal, then pass through Manchester's code, export to the responder key control module that is positioned at automobile BCM by the serial port of LIN bus.
CN101974991A, title " starting method of a kind of automobile intelligent lock, Intelligent key and employing ", the automobile intelligent lock comprises vehicle-mounted part and Intelligent key, wherein, described vehicle-mounted part also comprises the coil by Power supply; Described Intelligent key also comprises: the low frequency induction module, be used for when the induction range that is in coil in, and the generation induced-current is for controller and radio frequency module are powered with emitting radio frequency signal.The vehicle-mounted part that the utility model is locked at automobile intelligent due to employing has added the coil by Power supply, partly added when in the induction range that is in coil at the Intelligent key of automobile intelligent lock, produce induced-current, low frequency induction module for controller and the power supply of radio frequency module, make the Intelligent key part not need the power supply of body power supply, also can carry out faradic power supply to the radio frequency module, complete the emission of radiofrequency signal and the checking of vehicle-mounted part.
These smart locks are in design mainly centered by the lock system, after under normal operation, smart lock is triggered, initiatively wake Intelligent key up, Intelligent key sends encrypts ID, this moment, smart lock was waited for the reception ID stage owing to being in, in case just can be decrypted and need judge whether opening door lock after ID receives.Therefore in the situation that at ordinary times, in order to save power consumption, intelligence is in low-power consumption always, and Intelligent key can't wake smart lock up, can't be applied in the application of some Long-distance Control door locks of following Smart Home.Some have also occurred in the market and supported key Remote Wake Up intelligent lock systems, their principle is by the mode of smart lock in running order or fixed time interval sampling always, monitors the request signal that Intelligent key sends over.But in fact, under normal mode of occupation, the possibility of Intelligent key transmitted signal is smaller, and the mode that open at a direct-open or interval is the power consumptions of waste smart locks in a large number, the application life of reducing battery.Method of the present utility model is trunk module of design, and trunk module is the working method of in running order or interval sampling always, initiatively wakes intelligent lock system up by trunk module, thereby realizes communicating by letter of Intelligent key and smart lock.Be not subject to the restriction on the space of smart lock due to trunk module, it can be connected near the of smart lock and adopt civil power or jumbo powered battery, uses more convenient.Such system can effectively extend the working time of intelligent lock system itself, improves the competitiveness of smart lock product.
The utility model content
Purpose of design: the trunk module by being in listening state initiatively wakes intelligent lock system and the control device that communicates and control method up by the low frequency wake-up signal after the wake-up signal that receives from Intelligent key.
Design scheme: in order to realize above-mentioned purpose of design.The utility model is on modular design and Software for Design:
The utility model discloses a kind of system architecture of Intelligent key Remote Wake Up smart lock, smart lock and Intelligent key all are under low-power consumption mode under non-operating mode, only keep the low frequency wake-up function, and trunk module is in running order all the time.After Intelligent key is initiated the remote unlocking order, send wake command and encrypt the ID signal, after in running order trunk module receives signal, send the low frequency wake-up signal and wake intelligent lock system up.After intelligent lock system was waken up, trunk module or Intelligent key sent the ID that encrypts, and realize the communication of id information.Intelligent lock system by deciphering ID and with system in the ID that prestores compare, judge that its legitimacy determines whether to open the door again.
Technical scheme 1: described smart lock basic system comprises that at least main control module, high frequency receiver module, low frequency wake-up sending module, induction trigger module, motor-driven and feedback module, remote wireless signals receiver module and long distance wireless wake receiver module up, wherein the main control module of smart lock connects motor-driven and feedback module, and drive motors receives the signal of motor feedback on the other hand on the one hand; The low frequency signal output of lock main control module connects the input of low frequency wake-up sending module, sends wireless low frequency wake-up signal and wakes Intelligent key up; The high frequency receiver module receives high-frequency I D signal, and will send to the lock main control module after the high-frequency signal demodulation by the high frequency sending module of wireless connections Intelligent key; The induction trigger module connects the lock main control module, and the signal of induction human body approach wakes smart lock up and authenticates; Long distance wireless wakes receiver module up and receives the wireless awakening order that trunk module sends, and wakes the smart lock main control module up; The remote wireless signals receiver module sends to main control module with the high-frequency signal of the Remote Wake Up that receives, completes authentication by main control module.Described Intelligent key comprises at least: main control module, high frequency sending module, low frequency wake-up receiver module, and wherein the low frequency wake-up receiver module receives the wireless low frequency signal that smart lock sends, and wakes the Intelligent key main control module up after the judgement wake-up signal is legal; The Intelligent key main control module sends to the high frequency sending module after with the ID data encryption; The high frequency sending module sends the wireless high-frequency signal, connects the high frequency receiver module of smart lock, realizes encrypting the communication of ID.Described trunk module comprises main control module, reception of wireless signals module, wireless awakening sending module and wireless signal sending module, wherein the reception of wireless signals module receives the reception of wireless signals end that is sent to main control module after high-frequency signal by output, the input that wakes control signal transmitting terminal connection low frequency wake-up sending module up of main control module, the wireless signal transmitting terminal of main control module connects the input of wireless signal transmitting terminal; Described smart lock is in low power consumpting state in the situation that be not triggered, and trunk module is in listening state all the time; Trunk module receives the Intelligent key wake command that might occur at any time in high frequency channel, and wake smart lock up by wireless remote, after this will send to smart lock for the encryption ID signal of authentication by Intelligent key or trunk module again, finally complete the verification process of unblanking of smart lock.After Intelligent key is initiatively initiated high-frequency signal by the high frequency sending module, trunk module reception of wireless signals module is converted to data-signal with wireless signal and sends to main control module, and master control module controls wireless awakening sending module sends to smart lock wireless awakening signal.After smart lock wireless awakening receiver module is received wake-up signal, wake the smart lock main control module up, smart lock withdraws from low-power consumption mode, prepares to receive high-frequency signal.Intelligent key can first send by the high frequency sending module and wake control command up, send again the ID that encrypts, after the main control module of trunk module receives the wake command of legal form, receiving the key high frequency send ID and the interim buffer memory of the encryption of module transmission to encrypt ID, then after waking smart lock up by the wireless awakening sending module, encryption ID with interim buffer memory is sent to smart lock remote wireless signals receiver module or high frequency receiver module by the wireless signal sending module at last, and after the smart lock deciphering, whether whether legal decision notifies executing agency's opening door lock according to it.Intelligent key also can first first send one by the high frequency sending module and wake control command up, after the main control module of trunk module receives legal order, wake smart lock up by wireless sending module, smart lock receives wake-up signal backed off after random low-power consumption mode and receives high-frequency signal; Intelligent key sends after wake command time-delay a period of time and waits for after smart lock is waken up and again starting, send the ID signal of encrypting by the high frequency sending module, smart lock remote wireless signals receiver module or high frequency receiver module are deciphered after receiving and encrypting ID, and determine whether to notify the execution architecture opening door lock according to the legitimacy of key.Intelligent key first directly sends by the high frequency sending module and encrypts ID, the main control module of trunk module (only judges data packet format after receiving the packet of legal form, non-decrypting with the authentication ID), first with the ID data buffer storage of encrypting, wake smart lock up by wireless sending module, smart lock receives wake-up signal backed off after random low-power consumption mode and receives high-frequency signal; Trunk module is sent to smart lock remote wireless signals receiver module or high frequency receiver module with the encryption ID of interim buffer memory by the wireless signal sending module, and after the smart lock deciphering, whether whether legal decision notifies executing agency's opening door lock according to it.The high frequency receiver module of smart lock and remote wireless signals receiver module can adopt respectively independently wireless receiving module.The high frequency receiver module of smart lock and remote wireless signals receiver module can both unifications be also a wireless receiving module.The reception of wireless signals module of trunk module and wireless signal sending module can adopt independently high-frequency model.The reception of wireless signals module of trunk module and wireless signal sending module, also can both share a high-frequency model, high-frequency model is operated under receiving mode always at ordinary times, only has after the Remote Wake Up order that receives the key transmission, just be converted to sending mode, and send encryption ID.In the situation that key and smart lock direct communication, the wireless signal sending module of trunk module does not need to realize.
The utility model is compared with background technology, can effectively reduce the operation power consumption of the smart lock that possesses the remote unlocking function, thereby extends the battery of smart lock, improves the competitiveness of product.
Description of drawings
The module frame chart of Fig. 1 smart lock, Intelligent key and trunk module.
Smart lock under Fig. 2 normal mode of operation, Intelligent key workflow.
The order of Fig. 3 trunk module buffer memory and encryption ID wake rear trunk module up and forward the workflow of encrypting ID.
Fig. 4 trunk module receives wake command, wakes the workflow of rear Intelligent key and smart lock direct communication up.
Fig. 5 trunk module only buffer memory is encrypted ID, wakes rear trunk module up and forwards the workflow of encrypting ID.
Fig. 6 high frequency receiver module circuit theory diagrams.
Fig. 7 high frequency sending module circuit theory diagrams.
Fig. 8 high frequency transceiver module circuit theory diagrams.
Fig. 9 low frequency signal transtation mission circuit schematic diagram.
Figure 10 low frequency wake-up circuit theory diagrams.
Figure 11 is based on the Remote Wake Up smart lock schematic diagram of independent high frequency receiver module.
Figure 12 is based on the multiplexing Remote Wake Up smart lock schematic diagram of high frequency receiver module.
Figure 13 is based on high frequency send and receive module trunk module schematic diagram independently.
Figure 14 is based on the trunk module schematic diagram of the unified module of high frequency transmitting-receiving.
The specific embodiment
Embodiment 1: with reference to accompanying drawing 1-10.A kind of household Special smart lock system, comprise smart lock, Intelligent key and three parts of trunk module, described smart lock basic system comprises that at least main control module 11, high frequency receiver module 12, low frequency wake-up sending module 13, induction trigger module 14, motor-driven and feedback module 16, remote wireless signals receiver module 18 and long distance wireless wake receiver module 15 up, wherein the main control module 11 of smart lock connects motor-driven and feedback module 16, and drive motors receives the signal of motor feedback on the other hand on the one hand; The low frequency signal output of lock main control module 11 connects the input of low frequency wake-up sending module 13, sends wireless low frequency wake-up signal and wakes Intelligent key up; High frequency receiver module 12 receives high-frequency I D signal by the high frequency sending module 24 of wireless connections Intelligent key, and will send to lock main control module 11 after the high-frequency signal demodulation; Induction trigger module 14 connects lock main control module 11, and the signal of induction human body approach wakes smart lock up and authenticates; Long distance wireless wakes receiver module 15 up and receives the wireless awakening order that trunk module sends, and wakes smart lock main control module 11 up; Remote wireless signals receiver module 18 sends to main control module 11 with the high-frequency signal of the Remote Wake Up that receives, completes authentication by main control module.
Described Intelligent key comprises at least: main control module 21, high frequency sending module 24, low frequency wake-up receiver module 23, wherein low frequency wake-up receiver module 23 receives the wireless low frequency signal that smart lock sends, and wakes Intelligent key main control module 24 up after the judgement wake-up signal is legal; Intelligent key main control module 24 sends to high frequency sending module 24 after with the ID data encryption; High frequency sending module 24 sends the wireless high-frequency signal, connects the high frequency receiver module 12 of smart lock, realizes encrypting the communication of ID.
Described trunk module comprises main control module 31, reception of wireless signals module 32, wireless awakening sending module 33 and wireless signal sending module 34, wherein reception of wireless signals module 32 receives the reception of wireless signals end that is sent to main control module 31 after high-frequency signal by output, the input that wakes control signal transmitting terminal connection low frequency wake-up sending module 33 up of main control module 31, the wireless signal transmitting terminal of main control module 31 connects the input of wireless signal transmitting terminal 34;
Described smart lock is in low power consumpting state in the situation that be not triggered, and trunk module is in listening state all the time; Trunk module receives the Intelligent key wake command that might occur at any time in high frequency channel, and wake smart lock up by wireless remote, after this will send to smart lock for the encryption ID signal of authentication by Intelligent key or trunk module again, finally complete the verification process of unblanking of smart lock.
After Intelligent key is initiatively initiated high-frequency signal by high frequency sending module 24, trunk module reception of wireless signals module 32 is converted to data-signal with wireless signal and sends to main control module 31, and main control module 31 is controlled wireless awakening sending module 33 and sent to smart lock wireless awakening signal.After smart lock wireless awakening receiver module 15 is received wake-up signal, wake smart lock main control module 15 up, smart lock withdraws from low-power consumption mode, prepares to receive high-frequency signal.
Intelligent key can first send by high frequency sending module 24 and wake control command up, send again the ID that encrypts, after the main control module 31 of trunk module receives the wake command of legal form, receiving the key high frequency send ID and the interim buffer memory of the encryption of module 24 transmissions to encrypt ID, then after waking smart lock up by wireless awakening sending module 33, encryption ID with interim buffer memory is sent to smart lock remote wireless signals receiver module 18 or high frequency receiver module 12 by wireless signal sending module 34 at last, after the smart lock deciphering, whether whether legal decision notifies executing agency's opening door lock according to it.
Intelligent key also can first first send one by high frequency sending module 24 and wake control command up, after the main control module 31 of trunk module receives legal order, wake smart lock up by wireless sending module 33, smart lock receives wake-up signal backed off after random low-power consumption mode and receives high-frequency signal; Intelligent key sends after wake command time-delay a period of time and waits for after smart lock is waken up and again starting, send by high frequency sending module 24 the ID signal of encrypting, smart lock remote wireless signals receiver module 18 or high frequency receiver module 12 are deciphered after receiving and encrypting ID, and determine whether to notify the execution architecture opening door lock according to the legitimacy of key.
Intelligent key first directly sends by high frequency sending module 24 and encrypts ID, the main control module of trunk module (only judges data packet format after receiving the packet of legal form, non-decrypting with the authentication ID), first with the ID data buffer storage of encrypting, wake smart lock up by wireless sending module 33, smart lock receives wake-up signal backed off after random low-power consumption mode and receives high-frequency signal; Trunk module is sent to smart lock remote wireless signals receiver module 18 or high frequency receiver module 12 with the encryption ID of interim buffer memory by wireless signal sending module 34, and after the smart lock deciphering, whether whether legal decision notifies executing agency's opening door lock according to it.
High frequency receiver module 12 and the remote wireless signals receiver module 18 of smart lock can adopt respectively independently wireless receiving module.
High frequency receiver module 12 and the remote wireless signals receiver module 18 of smart lock can both unifications be also a wireless receiving module.
Reception of wireless signals module 32 and the wireless signal sending module 34 of trunk module can adopt independently high-frequency model.
Reception of wireless signals module 32 and the wireless signal sending module 34 of trunk module, also can both share a high-frequency model, high-frequency model is operated under receiving mode always at ordinary times, only has after the Remote Wake Up order that receives the key transmission, just be converted to sending mode, and send encryption ID.
In the situation that key and smart lock direct communication, the wireless signal sending module 34 of trunk module does not need to realize.
Embodiment 2: on the basis of embodiment 1, and the method for work of its household Special smart lock, Intelligent key, trunk module, the workflow under smart lock and Intelligent key normal mode of operation is as shown in Figure 2.under original state, smart lock and Intelligent key all are in low power consumpting state, after the human body contact triggers induction module 14, trigger induction module 14 and send a signal to lock main control module 11, lock main control module 11 withdraw from low-power consumption mode and by low frequency wake-up sending module 13(schematic diagram such as Fig. 9) data of send arranging wake Intelligent key up, after this smart lock enters the state of waiting for high-frequency data, lock main control module 11 is opened high frequency receiver module 12 and is monitored the data that come from high frequency channel, in this simultaneously, Intelligent key in the low frequency signal coverage is under low-power consumption mode, only have low frequency wake-up receiver module 23(schematic diagram as shown in figure 10) be in listening state, after having data to send on the channel that listens to 125KHz, enter the data on the data receiving state receive channel, key main control module 21 can need for the configuration of low frequency wake-up receiver module the data message of coupling, if the data message that receives is identical with the previous data of setting, need to notify key main control module 21 to have action need to carry out, otherwise just do not notify key main control module 21 to keep low power consumpting state, key main control module 21 is after the signal that receives the low frequency wake-up receiver module, and working procedure is encrypted ID, then sends by high frequency sending module 24, after Intelligent key returns to the ID of encryption by high frequency channel, the high frequency receiver module 12 of smart lock will be received corresponding data, lock main control module 11 utilizes identical key to be decrypted with regard to beginning, ID after deciphering be stored in inner key and mate by increasing to join, if unblank by motor-driven and feedback module 16 on coupling, otherwise just resend low frequency signal, requiring Intelligent key again to retransmit the ID(reason is that high frequency channel may have interference, send unsuccessful), if the number of times of retransmitting reaches maximum value, stop sending, do not unblank.The AES of described key main control module 21 is rolling code, or AES, des encryption algorithm, and each key of the key of encryption is unique.
Smart lock, Intelligent key and the trunk module workflow under the remote unlocking mode of operation has 3 kinds of embodiment.
Example 1: workflow as shown in Figure 3.Under original state, smart lock and Intelligent key all are in low power consumpting state, and trunk module is in running order; After the user starts the remote unlocking function by button, Intelligent key sends the high frequency wake command by high frequency sending module 24, after this wireless receiving module 32 of trunk module receives the wake command (command format is self-defined by producer) of legal form, waits for that after this Intelligent key sends encryption ID.Receive the encryption ID of key transmission when the relaying module after, interim buffer memory is encrypted ID.Trunk module sends wireless low frequency Remote Wake Up signal to the long distance wireless wake module 15 of smart lock by wireless low-frequency wakening module 33, and after this intelligent lock system is waken up, and prepares to receive encryption ID.After this trunk module sends to intelligent lock system with the encryption ID of interim buffer memory.The core essence of this method is that Intelligent key can directly send wake command and encrypt ID, by interim buffer memory after the trunk module reception, wakes smart lock up and forwards the encryption ID that is sent by Intelligent key by the trunk module forwarding.
Example 2: workflow as shown in Figure 4.Under original state, smart lock and Intelligent key all are in low power consumpting state, and trunk module is in running order; After the user starts the remote unlocking function by button, Intelligent key sends the high frequency wake command by high frequency sending module 24, the wireless receiving module 32 of trunk module receives the wake command (command format is self-defined by producer) of legal form, and after this Intelligent key enters the time-delay wait state.After the relaying module receives key Remote Wake Up order.Trunk module sends wireless low frequency Remote Wake Up signal to the long distance wireless wake module 15 of smart lock by wireless low-frequency wakening module 33, and after this intelligent lock system is waken up, and prepares to receive encryption ID.The Intelligent key that withdraws from of time-delay wait timeout sends the ID signal of encrypting, and after this smart lock has just been received the encryption ID that key sends, and can open or opening door lock not by validity checking.The core essence of this method is that trunk module only receives the startup command that is sent by Intelligent key, and then trunk module wakes smart lock up, and by the method that realizes between Intelligent key and smart lock communicating by letter.Under this mode of operation, because not forwarding high frequency, trunk module do not encrypt ID, so just do not need to realize the wireless signal sending module.
Example 3: workflow as shown in Figure 5.Under original state, smart lock and Intelligent key all are in low power consumpting state, and trunk module is in running order; After the user started the remote unlocking function by button, Intelligent key directly sent by high frequency sending module 24 and encrypts ID, and after this wireless receiving module 32 of trunk module receives the encrypted ID data of legal form.The interim buffer memory of trunk module should be encrypted ID.After this trunk module sends wireless low frequency Remote Wake Up signal to the long distance wireless wake module 15 of smart lock by wireless low-frequency wakening module 33, and intelligent lock system is waken up, and prepares to receive encryption ID.Trunk module sends to intelligent lock system with the encryption ID of interim buffer memory.The core essence of this method is that Intelligent key is not initiated the Remote Wake Up order and directly sent and encrypt ID, first wakes smart lock up after being received by trunk module, and the encryption ID of interim buffer memory is sent to smart lock.
Furtherly, in the system of the disclosed smart lock of the application, Intelligent key and trunk module, comprise smart lock, Intelligent key and three main subsystems of trunk module, the three realizes communicating by letter by low frequency and high frequency channel, reaches low-power consumption and wakes the target mutual with key ID up.Intelligent lock system as shown in Figure 1, the module of smart lock part comprises that mainly lock main control module 11, high frequency accept module 12, low frequency wake-up sending module 13, induction trigger module 14, long distance wireless and wake receiver module 15, motor-driven and feedback module 16, powered battery module 17, remote wireless signals receiver module 18 and LED light 19 up.Wherein lock main control module 11 and can adopt low-power scm (as PIC16F1937), by programming being realized it is the control centre of smart lock to the deciphering of encryption ID and scheduling and the control of system.The legal id information that increases the key of joining of target program and smart lock all is kept in the non-volatile memory (as EEPROM, FLASH etc.) of lock main control module 11, can only be written into and can not be read out to guarantee safety.High frequency receiver module 12 adopts superhet or superregenerative HF receiver to realize, frequency can be selected the free legitimate channels such as 315MHz or 433MHZ, and the modulation system of signal can be selected FSK.Low frequency sending module 13 can send by the LC oscillating circuit low frequency signal of 125KHz, and modulation system is FSK.Induction trigger module 14 can be designed to the trigger device of the low-power consumption such as button form, infrared induction and capacitance touch induction, sends low level notice lock main control module 11 and start working after the triggering of sensing human body.Long distance wireless wakes receiver module 15 up and adopts low-frequency antenna induction antennas (as triaxial antennas, 1 dimension antenna) and low frequency induction chips (AS3932 as little in Austria), the low frequency signal of the 125K that reception is sended over by the wireless awakening sending module 33 of trunk module.Motor-driven and feedback module 16 drive chip (as L9110) for motor special, the control signal of locking main control module 11 outputs is converted to the large driven current density gate lock actuator opens or closes, the state of its feedback signal notice lock main control module 11 door locks.Powered battery module 17 provides Power supply for system.Remote wireless signals receiver module 18 is the high-frequency model of general in the market superhet or superregenerative various frequency range (315/433/868/915MHz or 2.4G).The LED lamp is used to indicate the information such as current state of legal state and the door-locking system of key, can comprise one or more LED lamps.Intelligent key mainly comprises key main control module 21, powered battery module 22, low frequency wake-up receiver module 23, high frequency sending module 24, key-press module 25 and LED light 26.Main control module is programmable single-chip microcomputer (as PIC16F639), and it is responsible for the encryption of ID and the control of key system.The ID of its program and key also is stored in the non-volatile memory inside of chip internal, can only write and can not read.Battery module 22 is responsible for the power supply of Intelligent key.Low frequency wake-up receiver module 23 is responsible for receiving the low frequency signal that comes from the 125KHz that smart lock sends, and the low frequency signal of 125KHz is realized demodulation, so that key main control module 21 is realized corresponding operation according to receive data.The disclosed channels such as 315/433/868/915MHz or 2.4G are adopted in high frequency receiver module 12 complementations of high frequency transmission 24 and smart lock equally, and modulating mode is FSK, are used for sending the id information of encrypting.Key-press module 25 is touch switch, and in order to receive user's key information, it sends to the case signal and realizes relevant operation in key main control module 21.LED light 26 use and indicating intelligent key duty, as send effectively, button enables etc.Trunk module comprises main control module 31, reception of wireless signals module 32, wireless awakening sending module 33, wireless signal sending module 34.Main control module 31 adopts the single-chip microcomputer with program capability as (PIC1937), and program can be stored in single-chip microcomputer inside, also can adopt special-purpose memory chip.Reception of wireless signals module 32 and wireless signal sending module 34 all can adopt superregenerative or the superhet wireless module of industrywide standard, and both can independent design also can share hardware resource, switch by main control module to receive and send two kinds of modules.Wireless awakening sending module 33 is identical with the low frequency wake-up sending module of smart lock, adopts the LC oscillating circuit to send the low frequency signal of 125KHz, and modulation system is FSK.
The high frequency receiver module 12 of the disclosed smart lock of the utility model can adopt 2 kinds of embodiments.The first embodiment is that smart lock designs two independently wireless high-frequency signal receiving modules, as shown in figure 11.Two high-frequency models all adopt superhet or the superregenerative wireless module of the industrywide standard of same frequency.Main control module 11 when smart lock is triggered after module triggers, is opened high frequency receiver module 12 and is received and encrypt ID under normal use pattern, and this moment, the remote wireless signals receiver module 18 of smart lock was in accepting state but receive data not always.After smart lock was by Remote Wake Up, main control module 11 selected remote wireless signals receiver module 18 to receive the high-frequency I D signal of encryption, closes high frequency receiver module 18.The second embodiment is that the high frequency receiver module 12 of smart lock receives 18 shared high frequency receiver modules with remote wireless signals, as shown in figure 12.Be only to realize 1 high frequency receiver module in intelligent lock system.Under the triggered as normal pattern, smart lock master control 11 modules receive enciphered data by this high-frequency model, and under the Remote Wake Up pattern, master control 11 modules of smart lock still receive enciphered data by this high-frequency model.Remote wireless signals receiver module 18 is that the standby Remote Wake Up function of intelligent lock is necessary.
Reception of wireless signals module 32 and the wireless signal sending module 34 of the disclosed trunk module of the utility model have two kinds of embodiments.In the first embodiment (as shown in figure 13), 2 high-frequency models of design on trunk module, a high-frequency model is used for receiving high-frequency signal, and namely the reception of wireless signals module 32, another high-frequency model is used for sending high-frequency signal, and namely the wireless signal sending module 34.Main control module 31 is the data on monitoring wireless receiver module 32 all the time, if legal data format detected, start in wireless signal sending module 34(inoperative situation be in low-power consumption mode), and send the wireless ID signal of high frequency of encrypting.In the second embodiment (as shown in figure 14), two block mergings are a physical hardware module, main control module 31 is operated in receiving mode controlling this high-frequency model at ordinary times, after receiving the Remote Wake Up signal, control this high-frequency model and enter sending mode, send the ID that encrypts by this module.
Fig. 6 has provided the general high frequency receiver module schematic diagram of present industry, and Fig. 7 has provided the general high frequency sending module schematic diagram of present industry, and Fig. 8 has provided the general 868/915MHz high frequency reception/sending module of present industry.
What need to understand is: although above-described embodiment is to the mentality of designing of the present utility model detailed text description of contrasting; but these text descriptions; just the simple text of the utility model mentality of designing is described; rather than to the restriction of the utility model mentality of designing; any combination, increase or modification that does not exceed the utility model mentality of designing all falls in protection domain of the present utility model.
Claims (10)
1. the intelligent lock system that low power consumption remote wakes up, comprise smart lock, Intelligent key and trunk module, it is characterized in that:
Described smart lock comprises that at least smart lock main control module (11), high frequency receiver module (12), low frequency wake-up sending module (13), induction trigger module (14), motor-driven and feedback module (16), remote wireless signals receiver module (18) and long distance wireless wake receiver module (15) up, wherein smart lock main control module (11) signal end is connected and bidirectional data exchange with the signal end of motor-driven with feedback module (16), and namely smart lock main control module (11) one side drive motors receives the signal of motor feedback on the other hand; The low frequency signal output of smart lock main control module (11) connects the input of low frequency wake-up sending module (13), sends wireless low frequency wake-up signal and wakes Intelligent key up; High frequency receiver module (12) receives high-frequency I D signal, and will send to smart lock main control module (11) after the high-frequency signal demodulation by the high frequency sending module (24) of wireless connections Intelligent key; Induction trigger module (14) connects smart lock main control module (11); Long distance wireless wakes receiver module (15) up and receives the wireless awakening order that trunk module sends, and wakes smart lock main control module (11) up; Remote wireless signals receiver module (18) sends to smart lock main control module (11) with the high-frequency signal of the Remote Wake Up that receives, completes authentication by main control module;
Described Intelligent key comprises at least: Intelligent key main control module (21), high frequency sending module (24), low frequency wake-up receiver module (23), wherein low frequency wake-up receiver module (23) receives the wireless low frequency signal that smart lock sends, and wakes Intelligent key main control module (21) up after the judgement wake-up signal is legal; Intelligent key main control module (21) sends to high frequency sending module (24) after with the ID data encryption; High frequency sending module (24) sends the wireless high-frequency signal, connects the high frequency receiver module (12) of smart lock, realizes encrypting the communication of ID;
Described trunk module comprises main control module (31), reception of wireless signals module (32), wireless awakening sending module (33) and wireless signal sending module (34), wherein reception of wireless signals module (32) receives the reception of wireless signals end that is sent to main control module (31) after high-frequency signal by output, the input that wakes control signal transmitting terminal connection low frequency wake-up sending module (13) up of main control module (31), the wireless signal transmitting terminal of main control module (31) connects the input of wireless signal transmitting terminal (34).
2. the intelligent lock system that wakes up of low power consumption remote according to claim 1, it is characterized in that: after Intelligent key is initiatively initiated high-frequency signal by high frequency sending module (24), trunk module reception of wireless signals module (32) is converted to data-signal with wireless signal and sends to main control module (31), and main control module (31) is controlled wireless awakening sending module (33) and sent to smart lock wireless awakening signal.
3. the intelligent lock system that wakes up of low power consumption remote according to claim 1, it is characterized in that: after smart lock wireless awakening receiver module (15) is received wake-up signal, wake smart lock main control module (11) up, smart lock withdraws from low-power consumption mode, prepares to receive high-frequency signal.
4. the intelligent lock system that wakes up of low power consumption remote according to claim 1, it is characterized in that: Intelligent key first sends by high frequency sending module (24) and wakes control command up, send again the ID that encrypts, after the main control module of trunk module (31) receives the wake command of legal form, receiving the key high frequency send ID and the interim buffer memory of the encryption of module (24) transmission to encrypt ID, then after waking smart lock up by wireless awakening sending module (33), encryption ID with interim buffer memory is sent to smart lock remote wireless signals receiver module (18) or high frequency receiver module (12) by wireless signal sending module (34) at last, after the smart lock deciphering, whether whether legal decision notifies executing agency's opening door lock according to it.
5. the intelligent lock system that wakes up of low power consumption remote according to claim 1 and 2, it is characterized in that: Intelligent key first first sends one by high frequency sending module (24) and wakes control command up, after the main control module of trunk module (31) receives legal order, wake smart lock up by wireless sending module (33), smart lock receives wake-up signal backed off after random low-power consumption mode and receives high-frequency signal; Intelligent key sends after wake command time-delay a period of time and waits for after smart lock is waken up and again starting, send the ID signal of encrypting by high frequency sending module (24), smart lock remote wireless signals receiver module (18) or high frequency receiver module (12) are deciphered after receiving and encrypting ID, and determine whether to notify the execution architecture opening door lock according to the legitimacy of key.
6. the intelligent lock system that wakes up of low power consumption remote according to claim 1 and 2, it is characterized in that: Intelligent key first directly sends by high frequency sending module (24) and encrypts ID, after the main control module of trunk module receives the packet of legal form, only judge data packet format, non-decrypting with the authentication ID, first with the ID data buffer storage of encrypting, wake smart lock up by wireless sending module (33), smart lock receives wake-up signal backed off after random low-power consumption mode and receives high-frequency signal; Trunk module is sent to smart lock remote wireless signals receiver module (18) or high frequency receiver module (12) with the encryption ID of interim buffer memory by wireless signal sending module (34), and after the smart lock deciphering, whether whether legal decision notifies executing agency's opening door lock according to it.
7. the intelligent lock system that wakes up of low power consumption remote according to claim 1, it is characterized in that: the high frequency receiver module (12) of smart lock adopts respectively independently wireless receiving module with remote wireless signals receiver module (18).
8. the intelligent lock system that wakes up of low power consumption remote according to claim 1, it is characterized in that: the high frequency receiver module (12) of smart lock is a wireless receiving module with both unifications of remote wireless signals receiver module (18).
9. the intelligent lock system that wakes up of low power consumption remote according to claim 1 and 2 is characterized in that: the reception of wireless signals module (32) of trunk module and wireless signal sending module (34), adopt independently high-frequency model.
10. the intelligent lock system that wakes up of low power consumption remote according to claim 1, it is characterized in that: the reception of wireless signals module (32) of trunk module and wireless signal sending module (34), both share a high-frequency model, high-frequency model is operated under receiving mode always at ordinary times, only have after the Remote Wake Up order that receives the key transmission, just be converted to sending mode, and send encryption ID.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220256322 CN202970174U (en) | 2012-06-01 | 2012-06-01 | Remote wake-up smart lock system with low power consumption |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220256322 CN202970174U (en) | 2012-06-01 | 2012-06-01 | Remote wake-up smart lock system with low power consumption |
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| CN202970174U true CN202970174U (en) | 2013-06-05 |
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| CN 201220256322 Withdrawn - After Issue CN202970174U (en) | 2012-06-01 | 2012-06-01 | Remote wake-up smart lock system with low power consumption |
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| CN102654003A (en) * | 2012-06-01 | 2012-09-05 | 杭州双华智能家居有限公司 | Low power consumption remote awakening intelligent lock system |
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| CN109285245A (en) * | 2017-07-19 | 2019-01-29 | 通力股份公司 | Wake up door blue-tooth intelligence lock |
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| CN108257319A (en) * | 2018-02-12 | 2018-07-06 | 中国电力科学研究院有限公司 | A kind of USBKEY secure storages cabinet and its application process with encryption and decryption functions |
| CN108257319B (en) * | 2018-02-12 | 2023-10-31 | 中国电力科学研究院有限公司 | USBKEY safe storage cabinet with encryption and decryption functions and application method thereof |
| US10814832B2 (en) | 2019-02-08 | 2020-10-27 | Ford Global Technologies, Llp | Systems and methods for vehicle low power security challenge |
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