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- research-articleAugust 2009
Design validation of multithreaded architectures using concurrent threads evolution
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 53, Pages 1–6https://doi.org/10.1145/1601896.1601964Within the design arena of modern devices based on cutting-edge processor cores, the availability of effective verification, validation and test methodologies able to work on high-level descriptions of processor cores represents an interesting advantage,...
- research-articleAugust 2009
Twin logic gates: improved logic reliability by redundancy concerning gate oxide breakdown
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 50, Pages 1–6https://doi.org/10.1145/1601896.1601960Because of the aggressive scaling of integrated circuits and the given limits of atomic scales, circuit designers have to become more and more aware of the arising reliability and yield concerns. So far, only very little research efforts have been put ...
- research-articleAugust 2009
Protecting digital circuits against hold time violation due to process variability
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 49, Pages 1–6https://doi.org/10.1145/1601896.1601959Statistical process variations are a critical issue to define circuit design strategies to ensure high yield in sub-100nm technologies. This work focuses on hold time violation probabilities in sub-100 nm technologies. The variability in flip-flop race ...
- research-articleAugust 2009
Voltage controlled delay line with phase quadrature outputs for [0.9-4] GHz F-DLL dedicated to zero-IF multi-standard LO
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 44, Pages 1–6https://doi.org/10.1145/1601896.1601953This paper presents the design and measurement results of a novel VCDL (Voltage Controlled Delay Line). Based on the multiphase ring oscillator technique, it offers two outputs in phase quadrature. These last ones allow the Factorial DLL (F-DLL) to be ...
- research-articleAugust 2009
Design of low complexity digital FIR filters
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 43, Pages 1–6https://doi.org/10.1145/1601896.1601951The multiplication of a variable by multiple constants, i.e., the multiple constant multiplications (MCM), has been a central operation and performance bottleneck in many applications, such as finite impulse response (FIR) filters and linear transforms. ...
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- research-articleAugust 2009
High performance and low cost architecture for H.264/AVC CAVLD targeting HDTV
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 41, Pages 1–5https://doi.org/10.1145/1601896.1601949This work presents a high throughput and low cost architecture for the Context Adaptive Variable Length Decoder (CAVLD) of the H.264/AVC video coding standard. Usually, a large number of memory bits and memory accesses are required to decode the CAVLD ...
- research-articleAugust 2009
Pipelined successive approximation conversion (PSAC) with error correction for a CMOS ophthalmic sensor
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 38, Pages 1–5https://doi.org/10.1145/1601896.1601945The purpose of this work is the proposal of a 10-Bit / 1 MSPS Analog to Digital Converter (ADC) with error correction to match the requirements of a CMOS wavefront sensor for ophthalmic applications. The developed ADC is a combination of different ...
- research-articleAugust 2009
Improved placement for hierarchical FPGAs exploiting local interconnect resources
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 37, Pages 1–6https://doi.org/10.1145/1601896.1601943The majority of networks subject to routing in almost every FPGA design consist of networks with only 2 to 4 terminals. These usually connect to directly adjacent logic cells. In order to make best use of this circumstance commercial FPGA architecture ...
- research-articleAugust 2009
A high abstraction, high accuracy power estimation model for networks-on-chip
- Luciano Ost,
- Guilherme Guindani,
- Leandro Soares Indrusiak,
- Cezar Reinbrecht,
- Thiago Raupp,
- Fernando Moraes
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 31, Pages 1–6https://doi.org/10.1145/1601896.1601936Due to the vast number of alternatives in the design space of NoC-based MPSoCs, fast and accurate performance evaluation approaches can result in earlier - and often better - design decisions. Important design metrics for mobile embedded systems include ...
- research-articleAugust 2009
Design and characterization of a 0.35 micron CMOS voltage-to-current converter
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 30, Pages 1–5https://doi.org/10.1145/1601896.1601934This work presents the design and characterization of a CMOS voltage-to-current (V-I) converter with a current range from -100 μA to 100 μA. The V-I converter has a power consumption of approximately 0.6 mW and its final area was 0.022 mm2 in 0.35 μm ...
- research-articleAugust 2009
Fault tolerant mechanism to improve yield in NoCs using a reconfigurable router
- Caroline Concatto,
- Debora Matos,
- Luigi Carro,
- Fernanda Kastensmidt,
- Altamiro Susin,
- Erika Cota,
- Marcio Kreutz
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 26, Pages 1–6https://doi.org/10.1145/1601896.1601929As the complexity of designs increase and technologies scale down, devices are subject to new types of malfunctions and failures. Network-on-chip routers are responsible to ensure the proper communication of on-chip cores, and the buffers present in the ...
- research-articleAugust 2009
Resource-and-time-aware test strategy for configurable quaternary logic blocks
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 20, Pages 1–6https://doi.org/10.1145/1601896.1601922The use of quaternary logic has been presented as a cost-effective solution to tackle the increasing area and power consumption of million-gate systems. This paper discusses the problem of testing a configurable logic block based on quaternary logic ...
- research-articleAugust 2009
Phase noise - consumption trade-off in low power RF-LC-VCO design in micro and nanometric technologies
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 17, Pages 1–6https://doi.org/10.1145/1601896.1601918An LC-VCO design optimization, based on the gm/ID methodology, is presented throughout this work, highlighting how, by applying all regions of inversion of the MOS transistor, the trade-off between phase noise and current consumption can be optimized ...
- research-articleAugust 2009
Design of a low power MPEG-1 motion vector reconstructor
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 13, Pages 1–6https://doi.org/10.1145/1601896.1601913This paper describes the design of a low power MPEG-1 motion vector reconstructor using behavioural synthesis methodology. Various techniques, such as appropriate voltage scaling after clock and operations throughput selection, and reduction of ...
- research-articleAugust 2009
A compact fast-response charge-pump gate driver
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 10, Pages 1–5https://doi.org/10.1145/1601896.1601909This paper presents a compact charge-pump gate driver (CPGD) that dynamically adjusts the driving gate-source voltage VGS_SW of on-chip power switches, following stringent load transients in amplitude and duration. Owing to its simple topology, the CPGD ...
- research-articleAugust 2009
Multichannel intracortical neurorecording: integration and packaging challenges
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 4, Pages 1–5https://doi.org/10.1145/1601896.1601901This paper covers an overview of multichannel massively parallel biosensing device dedicated for neural recording from the cortex. Attention is paid to describe the design techniques and assembly methods of high reliability Microsystems. These devices ...
- research-articleAugust 2009
Functional verification of power gate design in SystemC RTL
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 52, Pages 1–5https://doi.org/10.1145/1601896.1601963With the growth of number of transistors, thermal density and market drive towards battery power, the necessity to develop low power integrated circuits is evident. There are several methodologies and techniques that help in the development of this type ...
- research-articleAugust 2009
CMOS 2.45GHz RF power amplifier for RFID reader
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 47, Pages 1–4https://doi.org/10.1145/1601896.1601956A high linearity CMOS RF (radio frequency) power amplifier, which has the advantage of being low-cost and easily integrated on chip has become the technology of choice for RFID readers. This work demonstrates a 3.3V single voltage self-biased 2.4GHz--...
- research-articleAugust 2009
Comparison of small cross inductors and rectangular inductors designed in 0.35um CMOS technology
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 46, Pages 1–6https://doi.org/10.1145/1601896.1601955This paper describes the design, and experimental characterization of cross inductors in a 0.35μm CMOS technology. The Sonnet tools were used to simulate and evaluate the performance of the new inductor structure, whose core has perpendicular crossed ...
- research-articleAugust 2009
Highly improved IIP2 direct conversion receiver
SBCCI '09: Proceedings of the 22nd Annual Symposium on Integrated Circuits and System Design: Chip on the DunesArticle No.: 45, Pages 1–5https://doi.org/10.1145/1601896.1601954Homodyne receivers are widely used in modern communication systems, as they can be integrated in a single integrated circuit. Despite their remarkable advantages, they are very sensitive to even order distortion. In this paper we present a circuit which ...