DocumentCode
2216359
Title
Direct conversion for FLEX paging receivers-A feasibility study
Author
Zhiheng Chen ; Lau, J.
Author_Institution
Dept. of Electr. & Electron. Eng., Hong Kong Univ. of Technol., Kowloon, Hong Kong
fYear
1998
fDate
11-8 June 1998
Firstpage
293
Lastpage
296
Abstract
To achieve an integrated solution for the 6400 bps FLEX paging receiver, we examined the direct conversion architecture and addressed two major problems that may obstruct the implementation: (1) the compensation of the DC offset, and (2) the design of a 4-level FSK demodulator at zero-IF. Simulation results show that the combination of harmonic mixers with a zero-crossing-interpolation based demodulator is a possible solution.
Keywords
demodulators; frequency shift keying; paging communication; radio receivers; 6400 bit/s; DC offset compensation; FLEX paging receiver; FSK demodulator; direct conversion; harmonic mixer; simulation; zero-IF; zero-crossing-interpolation; Bit error rate; Consumer electronics; Demodulation; Design engineering; Detectors; Frequency shift keying; Interpolation; Lifting equipment; Modulation; Signal analysis;
fLanguage
English
Publisher
ieee
Conference_Titel
Radio Frequency Integrated Circuits (RFIC) Symposium, 1998 IEEE
Conference_Location
Baltimore, MD, USA
ISSN
1097-2633
Print_ISBN
0-7803-4439-1
Type
conf
DOI
10.1109/RFIC.1998.682335
Filename
682335
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