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Comparison of the DR of continuous time Gm-C filters using different structures [Presentation]
(World Scientific and Engineering Academy and Society, 2006)
This paper presents design techniques to evaluate the noise and distortion of continuous time Gm-C filters. Also presents techniques to improve the dynamic range of such filters keeping a relation of integer numbers between ...
A complete retargeting methodology for mixed-signal IC designs [Presentation]
(Institute of Electrical and Electronics Engineers, 2001)
In this paper, an efficient methodology to retargeting and reuse of embedded mixed-signal blocks is presented. Parametrized layout templates, accurate behavioral modeling of mixed-signal blocks, and appropriate mechanisms ...
A 330μW, 64-channel neural recording sensor with embedded spike feature extraction and auto-calibration [Presentation]
(Institute of Electrical and Electronics Engineers, 2014)
his paper reports an integrated 64-channel neural recording sensor. Neural signals are acquired, filtered, digitized and compressed in the channels. Additionally, each channel implements an auto-calibration mechanism which ...
A modulator/demodulator CMOS IC for chaotic encryption of audio [Presentation]
(Institute of Electrical and Electronics Engineers, 1995)
This paper reports the first experimental verification of chaotic encryption of audio signals using integrated circuits. It is based on a gm-Cmodu¬ lator/demodulator analog CMOS IC that implements a 3rd-order nonlinear ...
System-Level Design of a 64-Channel Low Power Neural Spike Recording Sensor [Article]
(Institute of Electrical and Electronics Engineers, 2017)
This paper reports an integrated 64-channel neural spike recording sensor, together with all the circuitry to process and configure the channels, process the neural data, transmit via a wireless link the information and ...
Highly Linear 2,5-V CMOS ΣΔ Modulator for ADSL+ [Article]
(Institute of Electrical and Electronics Engineers, 2004)
We present a 90-dB spurious-free dynamic range sigma–delta modulator (ΣΔM) for asymmetric digital subscriber line applications (both ADSL and ADSL+), with up to a 4.4-MS/s digital output rate. It uses a cascade (MASH) ...
An ultralow-power mixed-signal back end for passive sensor UHF RFID transponders [Article]
(Institute of Electrical and Electronics Engineers, 2012)
This paper describes the design of mixed-signal back end for an ultrahigh-frequency sensor-enabled radio-frequency identification transponder in full compliance with the Electronic Product Code Class-1 Generation-2 protocol, ...
Experimental verification of chaotic encryption of audio using monolithic chaotic modulators [Presentation]
(SPIE- The International Society for Optical Engineering, 1995)
This paper reports the first experimental verification of chaotic encryption of audio signals using integrated circuits. It is based on a g m-C modulator/demodulator analog CMOS IC that implements a 3rd-order nonlinear ...
Integrated chaos generators [Article]
(Institute of Electrical and Electronics Engineers, 2002)
This paper surveys the different design issues, from mathematical model to silicon, involved on the design of integrated circuits for the generation of chaotic behavior.
A 0.18μm CMOS low-noise elliptic low-pass continuous-time filter [Presentation]
(Institute of Electrical and Electronics Engineers, 2005)
This paper presents a seventh order low-pass continuous-time elliptic filter for use in a high-performance wireline communication receiver. As an additional attribute, the filter provides programmable boost in the pass-band ...