EECS 522 | Analog Integrated Circuits

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An Energy Efficient 1 Gb/s, 6-to-10 GHz CMOS IR-UWB Transceiver With Embedded On-Chip Antenna

Zeshan Ahmad, Khaled Alashmouny, Kuo-Ken Huang

Abstract

This project presents a novel solution to the high data rate communication needs of energy constrained applications. The proposed energy efficient impulse-based ultra-wideband (IR-UWB) transceiver would be designed in 0.13µm CMOS process. A bi-phase modulation based all-digital transmitter would ensure achieving an energy efficiency metric of less than 12pJ/b with pulse repetition rates in excess of 1Gb/s. While compliance with the FCC spectral emission mask without any RF filtering is the idea behind digital pulse-generation/shaping. The transceiver operates in 6-10 GHz band to avoid strong wireless LAN interferences. The receiver front-end features a highly-linearized low-power UWB LNA, a mixer, and a Quadrature VCO. The project also proposes a smart on-chip antenna with a power-amplifier. Possible applications include bio-implants, wireless sensor nodes, and short-range personal area networks.

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