Optical wireless link

Optical communications – Optical communication over freee space – Satellite system

Reexamination Certificate

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C398S124000

Reexamination Certificate

active

09620943

ABSTRACT:
An optical, line-of-sight modem. The modem includes a micro-mirror assembly including a micro-mirror and including an actuator for providing rotational movement to the micro-mirror, the micro-mirror being controllable by predetermined control signals. The modem includes a source of electronic data signals, and a source of light having a narrow beam of light directed at the micro-mirror. Means are provided for converting the electronic data signals to optical signals modulating the beam of light. Means are also provided for controlling the micro-mirror so as to maintain the micro-mirror in a predetermined position for data communication.

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Thomas, David R., U.S. Appl. No. 09/614,351, filed Jul. 12, 2000.
Tuantranont A et al., “Smart Phase-Only Micromirror Array Fabricated by Standard CMOS Process”, Proceedings of the IEEE 13thAnnual International Conference on Micro Electro Mechanical Systems, MEMS 2000. Miyazaki, Japan, Jan. 23-27, 2000, IEEE, U.S. Jan. 23, 2000, pp. 455-460, XP001045359 ISBN: 0-7803-5274-2.

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