Optical backplane interconnecting circuit boards

Details Optical backplane interconnecting circuit boards Optical backplane interconnecting circuit boards

1991-11-13

1993-01-26

Healy, Brian

Optical waveguides

Integrated optical circuit

385 31, 385 38, 385 53, 385129, 359 1, 359 15, 359 27, 359 34, 25022711, G02B 626, G03H 102, H01J 516

Patent

active

051827808

ABSTRACT:
A system for interconnection of a stack of circuit boards, wherein each of at least a plurality of the circuit boards has an end region carrying one or more light transmitters or light receivers, an optical structure forming an interconnecting backplane for the circuit boards, the optical structure comprising a first surface carrying a multiplicity of hologram elements disposed to receive light beams from said light transmitters and to route said light beams to a second reflective surface where said light beams are reflected back to said hologram elements for routing to said light receivers.

REFERENCES:
patent: 4671603 (1987-06-01), McQuoid et al.
patent: 4720634 (1988-01-01), D'Auria et al.
patent: 4807955 (1989-02-01), Ashman et al.
patent: 4838630 (1989-06-01), Jannson et al.
patent: 4946253 (1990-08-01), Kostuck
patent: 5040868 (1991-08-01), Waitl et al.
patent: 5061027 (1991-10-01), Richard
patent: 5073000 (1991-12-01), Derfiny
patent: 5101465 (1992-03-01), Murphy

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