Optical space transmitter

Details Optical space transmitter Optical space transmitter

2006-07-11

2006-07-11

Payne, David C. (Department: 2638)

Optical communications

Optical communication over freee space

Transceivers

C398S131000

Reexamination Certificate

active

07076171

ABSTRACT:
Optical space transmission device including a light source for emitting a light beam modulated according to a signal to be transmitted, an optical system for sending out the light beam emitted from the light source as a transmission light beam with an angle of expansion, a temperature detector for detecting the internal temperature of the device, and control means for changing the angle of expansion of the transmission light beam as a function of the temperature detected by the temperature detector.

REFERENCES:
patent: 4023756 (1977-05-01), Baker
patent: 4116537 (1978-09-01), Dilworth
patent: 5627669 (1997-05-01), Orino et al.
patent: 6493122 (2002-12-01), Degura
patent: 2002/0051270 (2002-05-01), Tatsuno et al.

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