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ORCIDTorsten Lehmann
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2020 – today
- 2024
[j20]Julian Keledjian
, Torsten Lehmann:
Entropy Sources from Tunnelling in Standard CMOS Structures. Circuits Syst. Signal Process. 43(7): 4121-4144 (2024)- 2023
- [c51]Ruixing Yang, Yingge Chen, François Ladouceur, Nigel H. Lovell, Amr Al Abed, Torsten Lehmann:
Active Noise Cancelling Method for An Electro-Optical Detection System. NorCAS 2023: 1-7 - 2022
- [j19]Reem M. Almasri, Amr Al Abed, Yuan Wei, Han Wang, Josiah Firth, Laura A. Poole-Warren, François Ladouceur, Torsten Lehmann, Nigel H. Lovell:
Impedance Properties of Multi-Optrode Biopotential Sensing Arrays. IEEE Trans. Biomed. Eng. 69(5): 1674-1684 (2022) - 2020
- [c50]Edward Yang, Torsten Lehmann:
On-Chip Digitally Controlled Operational Amplifier Characterisation Circuit without Additional Pins. MWSCAS 2020: 998-1002
2010 – 2019
- 2019
- [c49]Torsten Lehmann:
Cryogenic Support Circuits and Systems for Silicon Quantum Computers. ISCAS 2019: 1-5 - [c48]Edward Yang, Torsten Lehmann:
High Gain Operational Amplifiers in 22 nm CMOS. ISCAS 2019: 1-5 - 2018
- [j18]Libin George, Torsten Lehmann, Tara Julia Hamilton:
A reconfigurable dual-output buck-boost switched-capacitor converter using adaptive gain and discrete frequency scaling control. Microelectron. J. 73: 59-74 (2018) - 2017
- [j17]Pasindu Aluthwala, Neil Weste, Andrew Adams, Torsten Lehmann, Sri Parameswaran:
Partial Dynamic Element Matching Technique for Digital-to-Analog Converters Used for Digital Harmonic-Cancelling Sine-Wave Synthesis. IEEE Trans. Circuits Syst. I Regul. Pap. 64-I(2): 296-309 (2017) - [j16]Md. Tanvir Rahman, Torsten Lehmann:
A Self-Calibrated Cryogenic Current Cell for 4.2 K Current Steering D/A Converters. IEEE Trans. Circuits Syst. II Express Briefs 64-II(10): 1152-1156 (2017) - [j15]Andrew P. Nicholson, Astria Nur Irfansyah, Julian Jenkins, Tara Julia Hamilton, Torsten Lehmann:
A Statistical Design Approach Using Fixed and Variable Width Transconductors for Positive-Feedback Gain-Enhancement OTAs. IEEE Trans. Very Large Scale Integr. Syst. 25(6): 1966-1977 (2017) - [c47]Long Pham, Astria Nur Irfansyah, Tara Julia Hamilton, Torsten Lehmann:
The effect of source resistance on the linearity of Nauta structure OTA. MWSCAS 2017: 1208-1211 - 2016
- [j14]Libin George, Gaetano Dario Gargiulo, Torsten Lehmann, Tara Julia Hamilton:
A 0.04 mm2 Buck-Boost DC-DC Converter for Biomedical Implants Using Adaptive Gain and Discrete Frequency Scaling Control. IEEE Trans. Biomed. Circuits Syst. 10(3): 668-678 (2016) - [j13]Andrew P. Nicholson, Artemij Iberzanov, Julian Jenkins, Tara Julia Hamilton, Torsten Lehmann:
A Statistical Design Approach for a Digitally Programmable Mismatch-Tolerant High-Speed Nauta Structure Differential OTA in 65-nm CMOS. IEEE Trans. Very Large Scale Integr. Syst. 24(9): 2899-2910 (2016) - [c46]Pasindu Aluthwala, Neil Weste, Andrew Adams, Torsten Lehmann, Sri Parameswaran:
The effect of amplitude resolution and mismatch on a digital-to-analog converter used for digital harmonic-cancelling sine-wave synthesis. ISCAS 2016: 2018-2021 - [c45]David Kwong-Heng Phoon, Torsten Lehmann, Tara Julia Hamilton, Julian Jenkins:
Hybrid dual-mode low voltage dropout regulator with infinite impulse response digital filters. LASCAS 2016: 195-198 - 2015
- [j12]Libin George, Gaetano Dario Gargiulo, Torsten Lehmann, Tara Julia Hamilton:
Concept Design for a 1-Lead Wearable/Implantable ECG Front-End: Power Management. Sensors 15(11): 29297-29315 (2015) - [c44]Andrew J. Cook, Gaetano D. Gargiulo, Rebekah Cook, Ben Ng, Diane Hindmarsh, Torsten Lehmann, Tara Julia Hamilton:
A novel method for non-invasive respiration monitoring. EMBC 2015: 4524-4527 - [c43]Pasindu Aluthwala, Neil Weste, Andrew Adams, Torsten Lehmann, Sri Parameswaran:
Design of a digital harmonic-cancelling sine-wave synthesizer with 100 MHz output frequency, 43.5 dB SFDR, and 2.26 mW power. ISCAS 2015: 3052-3055 - [c42]Astria Nur Irfansyah, Andrew P. Nicholson, Julian Jenkins, Tara Julia Hamilton, Torsten Lehmann:
Subthreshold operation of Nauta's operational transconductance amplifier. NEWCAS 2015: 1-4 - 2014
- [j11]Hosung Chun, Yuanyuan Yang, Torsten Lehmann:
Safety Ensuring Retinal Prosthesis With Precise Charge Balance and Low Power Consumption. IEEE Trans. Biomed. Circuits Syst. 8(1): 108-118 (2014) - [j10]Kushal Das, Torsten Lehmann, Andrew Steven Dzurak:
Sub-Nanoampere One-Shot Single Electron Transistor Readout Electrometry Below 10 Kelvin. IEEE Trans. Circuits Syst. I Regul. Pap. 61-I(10): 2816-2824 (2014) - [c41]Artemij Iberzanov, Andrew P. Nicholson, Julian Jenkins, Torsten Lehmann, Tara Julia Hamilton:
Calibration of the Nauta structure differential OTA. APCCAS 2014: 189-192 - [c40]Asish Zac Alex, Torsten Lehmann:
High-voltage tolerant switch configuration using standard 3.3-V 0.5-μm silicon-on-sapphire CMOS transistors. APCCAS 2014: 591-594 - [c39]Gregg J. Suaning, Nigel H. Lovell, Torsten Lehmann:
Neuromodulation of the retina from the suprachoroidal space: The Phoenix 99 implant. BioCAS 2014: 256-259 - [c38]Pasindu Aluthwala, Neil Weste, Andrew Adams, Torsten Lehmann, Sri Parameswaran:
A simple digital architecture for a harmonic-cancelling sine-wave synthesizer. ISCAS 2014: 2113-2116 - [c37]Md. Tanvir Rahman, Torsten Lehmann:
A 10 bit cryogenic CMOS D/A converter. MWSCAS 2014: 9-12 - [c36]Andrew P. Nicholson, Julian Jenkins, André van Schaik, Tara Julia Hamilton, Torsten Lehmann:
A digital to transconductance converter for nauta structure op-amps in 65nm CMOS. MWSCAS 2014: 173-176 - [c35]Astria Nur Irfansyah, Long Pham, Andrew P. Nicholson, Torsten Lehmann, Julian Jenkins, Tara Julia Hamilton:
Nauta OTA in a second-order continuous-time delta-sigma modulator. MWSCAS 2014: 849-852 - [c34]Libin George, Torsten Lehmann, Tara Julia Hamilton:
A reconfigurable buck-boost switched capacitor converter architecture for multiple, distributed on-chip load applications. NEWCAS 2014: 464-467 - 2013
- [j9]Louis H. Jung, Nitzan Shany, Alexander Emperle, Torsten Lehmann, Phil Byrnes-Preston, Nigel H. Lovell, Gregg J. Suaning:
Design of Safe Two-Wire Interface-Driven Chip-Scale Neurostimulator for Visual Prosthesis. IEEE J. Solid State Circuits 48(9): 2217-2229 (2013) - [j8]Yuanyuan Yang, Hosung Chun, Torsten Lehmann:
Dual-Stacked Current Recycling Linear Regulators With 48% Power Saving for Biomedical Implants. IEEE Trans. Circuits Syst. I Regul. Pap. 60-I(7): 1946-1958 (2013) - [c33]Andrew P. Nicholson, Julian Jenkins, Astria Nur Irfansyah, Nonie Politi, André van Schaik, Tara Julia Hamilton, Torsten Lehmann:
A 0.3mm2 10-b 100MS/s pipelined ADC using Nauta structure op-amps in 180nm CMOS. ISCAS 2013: 1833-1836 - [c32]Cesar Ramos Rodrigues, Asish Zac Alex, Torsten Lehmann:
A 7.8V neurostimulator based on cascoded low-voltage Silicon-on-Sapphire MOS transistors. MWSCAS 2013: 165-168 - [c31]Astria Nur Irfansyah, Torsten Lehmann, Julian Jenkins, Tara Julia Hamilton:
Design strategy for enhanced output impedance current-steering DAC in sigma-delta converters. MWSCAS 2013: 289-292 - [c30]Kushal Das, Torsten Lehmann, Cesar Ramos Rodrigues:
Accurate sensor readout circuitry for reliability measurement of hermetically sealed chip-scale biomedical implants. MWSCAS 2013: 325-328 - [c29]Kushal Das, Torsten Lehmann:
Mismatch insensitive automatic tuning control for the single electron transistor readout circuit. MWSCAS 2013: 728-731 - [c28]Xuepeng Li, Torsten Lehmann:
Design and simulation of an inductive link using fully integrated receiver coil in biomedical implants. MWSCAS 2013: 956-959 - [c27]Asish Zac Alex, Torsten Lehmann:
High current driving charge pumps in distributed biomedical implants using silicon-on-sapphire technology. MWSCAS 2013: 960-963 - [c26]Cesar Ramos Rodrigues, Torsten Lehmann, Kushal Das, Gregg J. Suaning:
A 2.6V Silicon-on Sapphire CMOS current imbalance sensing circuit for neurostimulation applications. MWSCAS 2013: 971-974 - [i1]Saeed Afshar, Gregory Cohen, Runchun Wang, André van Schaik, Jonathan Tapson, Torsten Lehmann, Tara Julia Hamilton:
The Ripple Pond: Enabling Spiking Networks to See. CoRR abs/1306.3036 (2013) - 2012
- [j7]Torsten Lehmann, Hosung Chun, Yuanyuan Yang:
Power Saving Circuit Design Techniques for Implantable Neuro-Stimulators. J. Circuits Syst. Comput. 21(6) (2012) - [c25]Torsten Lehmann, Louis H. Jung, Yashodhan Moghe, Hosung Chun, Yuanyuan Yang, Asish Zac Alex:
Low-power circuit structures for chip-scale stimulating implants. APCCAS 2012: 312-315 - [c24]Libin George, Torsten Lehmann, Tara Julia Hamilton:
A synchronous buck-boost converter on a Silicon-On-Sapphire 0.5µm process. APCCAS 2012: 348-351 - [c23]Nonie Politi, Julian Jenkins, André van Schaik, Torsten Lehmann, Tara Julia Hamilton:
A method for measuring switching frequency using complex asynchronous logic circuits. APCCAS 2012: 679-682 - [c22]Hosung Chun, Yuanyuan Yang, Torsten Lehmann:
Required matching accuracy of biphasic current pulse in multi-channel current mode bipolar stimulation for safety. EMBC 2012: 3025-3028 - [c21]Libin George, Torsten Lehmann, Tara Julia Hamilton:
A reconfigurable buck-boost switched capacitor converter with adaptive gain and discrete frequency scaling control. ICECS 2012: 869-872 - [c20]Kushal Das, Torsten Lehmann:
A cryogenic single electron transistor readout circuit: Practical issues and measurement considerations. ISCAS 2012: 1359-1362 - [c19]Andrew P. Nicholson, Julian Jenkins, André van Schaik, Tara Julia Hamilton, Torsten Lehmann:
A 1.2V 2-bit phase interpolator for 65nm CMOS. ISCAS 2012: 2039-2042 - [c18]Md. Tanvir Rahman, Torsten Lehmann:
Towards the implementation of a cryogenic D/A converter for silicon quantum computer controller. MWSCAS 2012: 1108-1111 - 2011
- [j6]Yashodhan Moghe, Torsten Lehmann, Tim Piessens:
Nanosecond Delay Floating High Voltage Level Shifters in a 0.35 μ m HV-CMOS Technology. IEEE J. Solid State Circuits 46(2): 485-497 (2011) - [c17]Thomas Guenther, Apoorv Mintri, William W. Lim, Louis H. Jung, Torsten Lehmann, Nigel H. Lovell, Gregg J. Suaning:
Laser-micromachined, chip-scaled ceramic carriers for implantable neurostimulators. EMBC 2011: 1085-1088 - [c16]Louis H. Jung, Nitzan Shany, Torsten Lehmann, Phil Preston, Nigel H. Lovell, Gregg J. Suaning:
Towards a chip scale neurostimulator: System architecture of a current-driven 98 channel neurostimulator via a two-wire interface. EMBC 2011: 6737-6740 - [c15]Louis H. Jung, Torsten Lehmann, Gregg J. Suaning, Nigel H. Lovell:
A semi-static threshold-triggered delay element for low power applications. ISCAS 2011: 833-836 - 2010
- [c14]Md. Tanvir Rahman, Torsten Lehmann:
A cryogenic D/A converter with novel charge injection reduction technique for silicon quantum computer controller circuit. APCCAS 2010: 1151-1154 - [c13]Torsten Lehmann, Hosung Chun, Philip Preston, Gregg J. Suaning:
Current-limited passive charge recovery for implantable neuro-stimulators: Power savings, modelling and characterisation. ISCAS 2010: 3128-3131 - [c12]Kushal Das, Torsten Lehmann:
SOS current mirror matching at 4K: A brief study. ISCAS 2010: 3405-3408
2000 – 2009
- 2008
- [c11]Torsten Lehmann, Nigel H. Lovell, Gregg J. Suaning, Philip Preston, Yan Tat Wong, Norbert Dommel, Louis H. Jung, Yashodhan Moghe, Kushal Das:
Implant electronics for intraocular epiretinal neuro-stimulators. ISCAS 2008: 352-355 - [c10]Yashodhan Moghe, Torsten Lehmann:
A novel safety system concept and implementation for implantable stimulators: A universal DC tissue leakage current detector. ISCAS 2008: 2498-2501 - 2007
- [c9]Carl Renneberg, Torsten Lehmann:
Analog circuits for thermistor linearization with Chebyshev-optimal linearity error. ECCTD 2007: 910-913 - 2006
- [c8]Yan Tat Wong, Norbert Dommel, Phil Byrnes-Preston, Torsten Lehmann, Nigel H. Lovell, Gregg J. Suaning:
Microelectronic Retinal Prosthesis: I. A Neurostimulator for the Concurrent Activation of Multiple Electrodes. EMBC 2006: 4647-4650 - [c7]Norbert Dommel, Yan Tat Wong, Torsten Lehmann, Phil Byrnes-Preston, Nigel H. Lovell, Gregg J. Suaning:
Microelectronic Retinal Prosthesis: II. Use of High-Voltage CMOS in Retinal Neurostimulators. EMBC 2006: 4651-4654 - [c6]Norbert Dommel, Yan Tat Wong, Phil Byrnes-Preston, Torsten Lehmann, Nigel H. Lovell, Gregg J. Suaning:
The Design and Testing of an Epi-Retinal Vision Prosthesis Neurostimulator Capable of Concurrent Parallel Stimulation. EMBC 2006: 4700-4709 - 2005
- [c5]Torsten Lehmann, Yashodhan Moghe:
On-chip active power rectifiers for biomedical applications. ISCAS (1) 2005: 732-735 - [c4]T. Hasan, Torsten Lehmann, Chee Yee Kwok:
A 5V charge pump in a standard 1.8-V 0.18-µm CMOS process. ISCAS (2) 2005: 1899-1902 - 2002
- [j5]Torsten Lehmann, Marco Cassia:
1 V OTA Using Current Driven Bulk Circuits. J. Circuits Syst. Comput. 11(1): 81-92 (2002) - 2001
- [j4]Torsten Lehmann, Marco Cassia:
1-V power supply CMOS cascode amplifier. IEEE J. Solid State Circuits 36(7): 1082-1086 (2001) - [c3]Jannik Hammel Nielsen, Torsten Lehmann:
An implantable CMOS amplifier for nerve signals. ICECS 2001: 1183-1186 - 2000
- [c2]Konstantinos Papathanasiou, Torsten Lehmann:
An implantable CMOS signal conditioning system for recording nerve signals with cuff electrodes. ISCAS 2000: 281-284 - [c1]Madalina Breten, Torsten Lehmann, Erik Bruun:
Integrating data converters for picoampere currents from electrochemical transducers. ISCAS 2000: 709-712
1990 – 1999
- 1997
- [j3]John A. Hertz, Anders Krogh, Benny Lautrup, Torsten Lehmann:
Nonlinear backpropagation: doing backpropagation without derivatives of the activation function. IEEE Trans. Neural Networks 8(6): 1321-1327 (1997) - 1993
- [j2]Torsten Lehmann:
A Hardware Efficient Cascadable Chip Set For Ann'S With On-Chip Backpropagation. Int. J. Neural Syst. 4(4): 351-358 (1993) - [j1]John A. Lansner, Torsten Lehmann:
An analog CMOS chip set for neural networks with arbitrary topologies. IEEE Trans. Neural Networks 4(3): 441-444 (1993)
Coauthor Index
Tara J. Hamilton
aka: Tara Julia Hamilton
aka: Tara Julia Hamilton
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last updated on 2024-10-07 21:16 CEST by the dblp team
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