Microwave system
United States Patent 2704362
US Patent References:
Automatic telephone high-frequency trunk
- - 1619228

Signaling system
- - 1692437

High-frequency signaling
- - 1797284

Radio relaying system
- - 2311467

Communication system
- - 2317547


Inventors:
Bergan, Kenneth N.
Publication Date:
03/15/1955
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Assignee:
MOTOROLA INC
Primary Class:
370/315
Other Classes:
455/20, 455/86, 455/16
International Classes:
H04B7/155
US Patent References:
2344813Radio repeater
2369268Radio repeater
2408791Radio communication system
2426581Method of and apparatus for concurent radio transmission and reception
2447392System for aligning receiver and transmitter circuits
2475127Two-way radio communication system
2477428Communication relay station
2481516Mobile telephone system
2487513Radio relaying system
2496846Communication system