DocumentCode
1034641
Title
Base station multicoupler design for UK cellular radio systems
Author
Kazeminejad, S. ; Howson, D.P. ; Hamer, G.
Author_Institution
University of Bradford, Schools of Studies in Electrical & Electronic Engineering, Bradford, UK
Volume
23
Issue
15
fYear
1987
Firstpage
812
Abstract
Intermodulation interference in a TACS cellular radio scheme can be reduced if the base station multicoupler operates at 900 MHz, with transmitter frequency spacings of 200 kHz. Such a combiner, using a high-Q cavity and a circu-lator in each branch, is described. This gives a total transmitter-transmitter isolation of 75 dB for an insertion loss of 2.5 dB.
Keywords
cellular radio; radio transmitters; 2.5 dB; 200 kHz; 900 MHz; TACs; UK cellular radio systems; base station multicoupler; circulator; high- Q cavity; intermodulation interference; transmitter frequency spacings; transmitter-transmitter isolation;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19870575
Filename
4257911
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