Filtering technique for free space interconnects

Optical communications – Optical communication over freee space – Transmitter and receiver

Reexamination Certificate

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C398S128000, C398S129000, C398S131000, C359S015000, C359S019000, C359S029000

Reexamination Certificate

active

07099590

ABSTRACT:
A filtering technique for a free space communication that features encoding and decoding of signals employing a filtering apparatus that includes a bulk holographic transform function. Employing the encoding and decoding technique facilitates providing a great number of channels of communication in a unit volume while preventing unwanted cross-talk between the communication channels. In addition, secure communication links between transmitters and receivers may be provided.

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