A CMOS transmit/receive IF chip-set for WCDMA mobiles

A transmit/receive IF chip-set integrating modulator/demodulator and AGCs for WCDMA mobiles in 0.35 /spl mu/m CMOS process is presented. Circuit innovations that achieve linear-in-dB gain control for wide-dynamic range AGCs with compensation against temperature and process variations to meet stringe...

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Hauptverfasser:	Dasgupta, U., Wooi Gan Yeoh, Chun Geik Tan, Sheng Jau Wong, Mori, H., Singh, R., Itoh, M.
Format:	Tagungsbericht
Sprache:	eng
Schlagworte:	Applied sciences Circuit properties CMOS process CMOS technology Coupling circuits Demodulation Design. Technologies. Operation analysis. Testing Electric, optical and optoelectronic circuits Electronic circuits Electronics Exact sciences and technology Frequency Gain control Integrated circuits Multiaccess communication Radiofrequency amplifiers Radiofrequency integrated circuits Semiconductor electronics. Microelectronics. Optoelectronics. Solid state devices Signal convertors Systems, networks and services of telecommunications Telecommunications Telecommunications and information theory Transmission and modulation (techniques and equipments) Voltage
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Beschreibung
Zusammenfassung:	A transmit/receive IF chip-set integrating modulator/demodulator and AGCs for WCDMA mobiles in 0.35 /spl mu/m CMOS process is presented. Circuit innovations that achieve linear-in-dB gain control for wide-dynamic range AGCs with compensation against temperature and process variations to meet stringent specifications overcoming the limitations of CMOS technology are reported.
ISSN:	1529-2517 2375-0995
DOI:	10.1109/RFIC.2002.1012030