Publication

An 8-PPM, 45 pJ/bit UWB Transmitter with Reduced Number of PA Elements

Publications associées (33)

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This paper presents a new analytical method to simply estimate the integrated thermal noise in switched-capacitor filters (SCF). It is shown how the Bode theorem, which is theoretically valid only for continuous-time passive filters, can be extended to als ...

2015

A Low Power On-Chip Class-E Power Amplifier For Remotely Powered Implantable Sensor Systems

Catherine Dehollain, Enver Gürhan Kilinç, Kerim Türe

This paper presents a low power fully integrated class-E power amplifier and its integration with remotely powered sensor system. The class-E power amplifier is suitable solution for low-power applications due to its high power efficiency. However, the req ...

Spie-Int Soc Optical Engineering2015

A Versatile 1.4-mW 6-bits CMOS ADC for Pulse-Based UWB Communication Systems

Pierre-André Farine, Cyril Botteron, Christian Robert, Frédéric Chastellain, Saeed Ghamari

An Analog to Digital Converter (ADC) using the low duty-cycle nature of pulse-based Ultra Wide-Band (UWB) communications to reduce its power consumption is proposed. Implemented in CMOS 180 nm technology, it can capture a 5 ns window at 4 GS/s each 100 ns, ...

2014

A 2.4-GHz low power polar transmitter for wireless body area network applications

Christian Enz, Vladimir Kopta, Franz Xaver Pengg

A 2.4 GHz low power polar transmitter is proposed in this paper. A dynamic biasing circuit, controlled by a digital envelope signal, is used as a direct digital-to-RF envelope converter. It effectively linearizes the input-output characteristic of the over ...

Springer Verlag2014

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A 2.4-GHz low power polar transmitter architecture is proposed in this paper. A dynamic biasing circuit, controlled by a digital envelope signal, is used to linearize the input-output characteristic of the overdriven class-C power amplifier. A model of the ...

2013

We present the first avalanche photodiode (APD) successfully fabricated in standard 65nm CMOS technology. The APD operates both in proportional and Geiger mode at -60C to +60C temperature range. The device comprises an octagonal n+p-well junction surrounde ...

2013

Low-Power Circuits and Systems Design for Data Acquisition and Transmission in a Wireless Cortical Implant

Vahid Majidzadeh Bafar

Minimally invasive monitoring of the electrical activity of specific cortical areas using implantable microsystems offers the promise of diagnosing neurological diseases, as well as detecting and identifying neural activity patterns which are specific to a ...

EPFL2012

Development of a versatile low-power 24 GHz phased array front-end in 90 nm CMOS technology

Pierre-André Farine, Cyril Botteron, Christian Robert, Gabriele Tasselli, Saeed Ghamari, Ban Wang

This paper deals with the development of a four-channel low-power Phased Array Front-End (PhA-FE) at 24 GHz, targeting both low-power radar sensors and battery powered transceiver applications. Typically, PhA-FEs are power hungry architectures due to multi ...

IEEE2012

Power-Performance Scalable Integrated Circuit Design Using Subthreshold MOS

Seyed Armin Tajalli

The potentials of subthreshold metal-oxide-semiconductor (MOS) solid-state devices for implementing widely adjustable performance integrated circuits with very low power consumption have been investigated. The main concentration of this work is developing ...

EPFL2010

In this article, a low-voltage complementary metal-oxide semiconductor (CMOS) input signal adapter (ISA) suitable for input rail-to-rail operation of various types of analogue basic building blocks is presented. The adapter acts as a pre-stage with infinit ...

Taylor & Francis2010