0851618-A2 is referenced by 70 patents and cites 7 patents.

Multipoint Stations are controlled by one or more pilot tones broadcasted by a base station. The pilot tones are used to control the local oscillators of the remote stations both for receive and for transmit. The pilot tone is also used to control the input gain and the transmit gain of the remote station.

Title
Method and system for controlling remote multipoint stations
Application Number
EP19970310547 19971223
Publication Number
0851618 (A2)
Application Date
December 23, 1997
Publication Date
July 1, 1998
Inventor
Marin James S
US
Langston James L
US
Black Michael F
US
Weiner Douglas B
US
Myers William K
US
Assignee
Texas Instruments
US
IPC
H04H 01/00
H04W 52/00
H04B 07/005
H03J 07/02
H03G 03/00
H01Q 21/00
H01Q 03/26
H04B 07/26
H04W 52/08
H04B 07/005
H03J 07/06
H03G 03/00
H01Q 21/28
H01Q 03/26
H04B 07/26
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