2010

In FDD systems such as WCDMA and LTE, simultaneous TX and RX operation poses a stringent TX noise floor requirement at the RX band. To eliminate the SAW filter between the TX and the PA without desensitizing the RX in WC

Nokia Research Center, currently with ST-Ericsson, Turku, Finland, Nokia Research Center, Otaniemi Lablet, Espoo, Finland 2 Wireless communications is moving towards higher data rates but also requiring dynamic scalabili

Recently, signals with high peak-to-average power ratio (PAPR) are being used for metropolitan area networks (MANs) and cellular systems, and therefore highly linear transmitters (Txs) are required. The linearity perform

are rapidly increasing in importance in our life. In particular, smart-phones with embedded GPS receivers are still growing their share and soon they will be the main products in the handset market. Co-existence of a GPS

Columbia University, New York, NY Toshiba, Kawasaki, Japan 2 Direct conversion receivers offer a high level of integration for multiband applications. For standards operating in full duplex, like WCDMA, a very high IIP2

Most electronic systems require a frequency reference, and so, much research has been devoted to the realization of on-chip frequency references in standard CMOS. However, the accuracy of such references is limited by th

Delft University of Technology, Delft, Netherlands IBM, Burlington, VT 2 In wireless receivers, large dynamic range (DR) input signals necessitate additional power consumption in baseband active filters. A 5th order Cheb

University of Pavia, Pavia, Italy National Semiconductor, Rozzano, Italy 2 A key limit of the chopper stabilized technique is that the low-frequency noise after being shifted up to the chopping frequency is only partiall

15% (3σ) from -40ºC to 125ºC. This level of performance, previously only achieved by trimming at two or more temperatures [1, 2], was obtained by using chopping and curvature correction to minimize non-PTAT (proportional

Amplifiers with low offset and low 1/f noise usually employ auto-zeroing (AZ) and/or chopping. However, AZ suffers from noise aliasing, and so requires more power dissipation for a given noise specification. Chopping, al

stereo audio CODECs are increasingly needed in wireless devices, such as Bluetooth headsets and smart phones. These portable devices are usually powered by low-voltage batteries with limited capacities. It is of particul

and DMB reception. The users may wish to use these features for many hours and a low efficiency amplifier could deplete the battery in a short time. There are two classes of power amplifiers usually used for this applica

Integrating audio and power management into a system-on-chip (SoC) is of interest due to reduced board area and cost. Integrated Class-D audio drivers need to drive high voltages to deliver high power across small loads;

modulation, where a constant-amplitude phase signal is amplified by an efficient switched-mode power amplifier (PA) and an envelope signal is modulated at the drain of the PA, has been proven to improve efficiency and li

hard disk drive and wireless video download, high-order filtering becomes increasingly difficult to realize in deep submicron CMOS technologies. Indeed CMOS transistors suffer from poor analog performances under reduced

Jeffrey L. Miller, Timothy M. Wilson, Mahadev Nemani, Muntaquim Chowdhury Intel, Hillsboro, OR The Westmere processor is implemented on a high-κ metal-gate 32nm process technology [1] as a compaction of the Nehalem proce

Changku Hwang, Hongping Li, Alan Smith, Timothy Johnson, Francis Schumacher, David Greenhill, Ana Sonia Leon, Allan Strong Sun Microsystems, Santa Clara, CA This next generation of Chip Multithreaded (CMT) SPARC SoC proc

Shigezumi Matsui1, Osamu Nishii1, Atsushi Hasegawa1, Makoto Ishikawa2, Tetsuya Yamada2, Junichi Miyakoshi2, Koichi Terada2, Tohru Nojiri2, Makoto Satoh2, Hiroyuki Mizuno2, Kunio Uchiyama2, Yasutaka Wada3, Keiji Kimura3,

Joshua Friedrich2, Roland Frech1, James Kahle2, Balaram Sinharoy3, William Starke2, Scott Taylor2, Steve Weitzel2, Sam G. Chu2, Saiful Islam2, Victor Zyuban4 1 IBM, Boeblingen, Germany IBM, Austin, TX 3 IBM, Poughkeepsie

Russ Hoover2, Heather Achilles3, Chen-Yong Cher4, George A. May5, Hubertus Franke4, Jimi Xenedis4, Claude Basso6 1 IBM Research, Rochester, MN IBM Systems and Technology Group, Rochester, MN 3 IBM Research, Bedford, NH 4

occupies 9.69mm2, contains more than 35 million transistors (excluding L2 cache), and operates at frequencies in excess of 3GHz. The core incorporates numerous design and power improvements to enable an operating range o

David Finan1, Gregory Ruhl1, David Jenkins1, Howard Wilson1, Nitin Borkar1, Gerhard Schrom1, Fabrice Pailet1, Shailendra Jain2, Tiju Jacob2, Satish Yada2, Sraven Marella2, Praveen Salihundam2, Vasantha Erraguntla2, Micha

core-to-core communication, are key to enabling future tera-scale multi-core processors. Packetswitched 2D mesh networks provide efficient interconnect utilization, low latencies and high throughputs, but suffer from low

Kwang-Ho Choi, Hae-Yong Ahn, Jong-Kang Park, Dong-Yul Lee, Zhong-Yuan Wu, Hyung-Dal Kwon, Yong-Yeob Choi, Chang-Ju Lee, Hwa-Hyun Cho, Jae-Suk Yu, Myunghee Lee Samsung Electronics, Yongin, Korea Touch-screen technologies,

fluorescent lamp (CCFL) for LCD backlight units (BLU) for their lower power consumption, wider color gamut, and better dimming capability, in addition to being mercury-free [1, 2]. Recently, various studies have focused

College London, London, United Kingdom Here, ΔVLUM is f(ΔVOLED(i,j)), and Vp(i,j), Vdata(i,j) and Vmonitor(i,j) are the gray scale value and two programming values for data and monitor lines for the pixel at ith row and

technology for interfacing with the central nervous system in laboratory animals and humans [1-2]. Even though these efforts have led to marvelous technological advancements in circuits and systems, some of the resulting

University of Florida, Gainesville, FL Perpetual measurement of brain activity in untethered small animal in-vivo experiments requires low power micro-systems incorporating amplification, A/D conversion, and short range

U. Leuven, Leuven, Belgium 2 Power efficiency of readout circuits for ambulatory monitoring of biopotential signals has been significantly improved during recent years [1]-[3], leaving digital signal processing (DSP) and

Epilepsy is one of the most common neurological disorders and affects more than 50 million individuals worldwide. Neurosurgery is an option for patients and intracranial EEG monitoring needs to be performed before surger

The magnetic source is inductively coupled to a coil inside the implant to induce an AC voltage, which is then further rectified to a DC voltage [1]. In general, higher supply voltages are often required for analog circu

They take advantage of unique biomolecular interactions to capture and detect specific analytes on a surface. The detection versatility of biosensors has always been their key advantage and it has been demonstrated that

electronics that can mechanically flex, span large areas, and integrate with polymeric materials. Potential applications include flexible displays, biochemical sensors, and artificial skin. In many applications, OTFTs ac

Pranita Kulkarni1, Jeffrey W. Sleight3, Davood Shahrjerdi3, Josephine B. Chang3, Sungjae Lee4, Junjun Li4, Huiming Bu1, Robert Gauthier4, Bruce Doris1, Ghavam Shahidi3 1 IBM, Albany, NY, IBM, Hopewell Junction, NY, IBM T

K.U. Leuven, Leuven, Belgium Polymer Vision, Eindhoven, Netherlands 3 IMEC, Heverlee, Belgium 2 Organic electronics is expected to find commercial applications in flexible displays, RFID tags and smart sensor systems, e.

Shigeki Shino2, Ute Zschieschang3, Hagen Klauk3, Makoto Takamiya1, Takao Someya1, Takayasu Sakurai1 1 University of Tokyo, Tokyo, Japan Mitsubishi Paper Mills, Kyoto, Japan 3 Max Planck Institute for Solid-State Research

Gerwin H. Gelinck4, Jan Genoe1,5, Wim Dehaene1,2, Paul Heremans1,2 IMEC, Leuven, Belgium, K.U. Leuven, Leuven, Belgium, 3 Polymer Vision, Eindhoven, Netherlands, 4 TNO Science and Industry, Eindhoven, Netherlands, 5 Kath

Akintunde I. Akinwande, Vladimir Bulovic, Charles G. Sodini Massachusetts Institute of Technology, Cambridge, MA Traditionally, several technologies have been used for temperature sensing, including integrated silicon ΔV

Hideki Kusamitsu1, Yoshio Komoto1, Kunihiko Iizuka1, Katsuyuki Ikeuchi2, Gil Su Kim2, Makoto Takamiya2, Takayasu Sakurai2 1 Association of Super-Advanced Electronics Technologies, Yokohama, Japan University of Tokyo, Tok

implemented for monolithic integrated System on Chip (SoC) by applying the advantages of process compatibility between MEMS and CMOS LSI [1]. However, it has been impossible to integrate them in the case that MEMS and st

Herman Oprins1, Cristina Torregiani1, Steven Thijs1, Dimitri Linten1, Michele Stucchi1, Katti Guruprasad1, Dimitrios Velenis1, Domae Shinichi2, Vladimir Cherman1, Bart Vandevelde1, Veerle Simons1, Ingrid De Wolf1, Riet L

Hossein Fariborzi1, Abhinav Gupta2, Hei Kam2, Vincent Pott2, Jaeseok Jeon2, Tsu-Jae King Liu2, Dejan Markovic3, Vladimir Stojanovic1, Elad Alon2 Massachusetts Institute of Technology, Cambridge, MA, University of Califor

reflects the growing need for lower-power chip-to-chip interfaces for computing systems. Boardlevel transceivers using a variety of low-power circuit techniques have demonstrated power efficiencies as low as 2.2mW/(Gb/s)

High density multilink interfaces such as QPI and HyperTransport include a dedicated link to carry a synchronous clock from the transmitter to receiver and shared by 5 - 20 data transceivers. Sub-rate clocks ameliorate j

Rüeschlikon, Switzerland 2 Source synchronous links are often used in server systems for multi-lane highspeed serial applications such as connecting CPU to CPU, to memory, or to bridge chips due to their inherent trackin

Much effort has been made toward producing a high-speed multi-tap decision feedback equalizer (DFE), which would be a key component in removing intersymbol interference (ISI) in high-speed chip-to-chip communication. A l

Reggio Emilia, Modena, Italy 3 University of Pavia, Pavia, Italy 2 Backplane communications are rapidly moving beyond 10 Gb/s both in networking and in hard-disk drive interconnection. Decision Feedback Equalization (DFE

CDRs take digital samples of the received signal to recover the clock and data. Digital representation of the signal allows for extensive channel equalization in the digital domain. Recently-reported ADC-based CDRs sampl

Yasumoto Tomita1, Takayuki Hamada1, Masaya Kibune1, Shuhei Ohmoto2, Keita Tateishi2, Oleksiy Tyshchenko3, Ali Sheikholeslami3, Tomokazu Higuchi2, Junji Ogawa1, Tamio Saito1, Hideki Ishida4, Kohtaroh Gotoh4 1 Fujitsu Labo

In order to reduce the pin count of chips and the complexity of the routing on printed-circuit boards and backplanes, it is desirable to replace a large number of parallel channels with a few serial links. Such a transfo