3735289 is referenced by 44 patents and cites 3 patents.

A hybrid coupler for coupling a plurality of transmitters to a single antenna. Inductive coupling through use of variable length transmission line stubs affords tuning over a wide transmission frequency range.

Title
Transmitter combiner having coupled tuned circuits
Application Number
05/202,330
Publication Number
3735289
Application Date
November 26, 1971
Publication Date
May 22, 1973
Inventor
Bruene Warren B
Assignee
Collins Radio Company
IPC
H01p 05/12
H01P 01/20
H01P 05/16
H01P 01/213
View Original Source