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ÀÛ¼ºÀÏ : 05-08-03 16:32
[ÀϹÝ] Professor Razavi's seminar (Aug. 17)
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¼¼¹Ì³ª °»ç : Behzad Razavi±³¼ö (UCLA)
¼¼¹Ì³ª Á¦¸ñ : A New Receiver Architecture for Multi-Antenna Systems
¼¼¹Ì³ª Abstract : The use of multiple antennas to improve the performance of wireless communication links has been established in many forms, e.g., antenna diversity, beam forming, and multiple-input multiple-output (MIMO) systems. In the presence of multipath effects, MIMO techniques can substantially raise the channel capacity, motivating efficient design of mutltiple transceivers on one chip.
This presentation describes fundamental limitations of receiver multiplexing techniques and introduces a new receiver architecture that halves the number of baseband A/D converters in multi-antenna systems, thus realizing considerable power and area savings. Employing new circuit techniques, a dual-receiver system designed in 0.18-um CMOS technology consumes 60 mW while achieving a sensitivity of -74 dBm for 54-Mb/s 64QAM inputs.
Razavi ±³¼ö Bio : Behzad Razavi is Professor of Electrical Engineering at University of California, Los Angeles, where he conducts research on wireless transceivers, phase-locking phenomena, and data converters.
Professor Razavi received the Beatrice Winner Award for Editorial Excellence at the 1994 ISSCC, the best paper award at the 1994 European Solid-State Circuits Conference, the best panel award at the 1995 and 1997 ISSCC, the TRW Innovative Teaching Award in 1997, and the best paper award at the IEEE Custom Integrated Circuits Conference in 1998.
He was the co-recipient of both the Jack Kilby Outstanding Student Paper Award and the Beatrice Winner Award for Editorial Excellence at the 2001 ISSCC.
He was also recognized as one of the top ten authors in the 50-year history of ISSCC.
Professor Razavi is an IEEE Distinguished Lecturer, a Fellow of IEEE, and the author of Principles of Data Conversion System Design (IEEE Press, 1995), RF Microelectronics (Prentice Hall, 1998) (translated to Chinese and Japanese) Design of Analog CMOS Integrated Circuits (McGraw-Hill, 2001) (translated to Chinese and Japanese), and Design of Integrated Circuits for Optical Communications (McGraw-Hill, 2003), and the editor of Monolithic Phase-Locked Loops and Clock Recovery Circuits (IEEE Press, 1996) and Phase-Locking in High-Performance Systems (IEEE Press, 2003).
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