Optical data link for communicating data between a stationary me

Details Optical data link for communicating data between a stationary me Optical data link for communicating data between a stationary me

1991-08-29

1993-07-20

Porta, David P.

Optical: systems and elements

Holographic system or element

Using a hologram as an optical element

378 4, 378 15, 359109, 359154, 359180, 359189, A61B 600

Patent

active

052298710

ABSTRACT:
A method and apparatus for optically communicating data between a stationary member and a rotating member, wherein a transmitter, disposed on the rotating member, is provided for transmitting an optical beam therefrom at an angle with respect to the rotating member the angle being fixed during transmission of the optical beam, a receiver, disposed on the stationary member, is provided for receiving the optical beam, and a reflector, disposed on the stationary member, is provided for reflecting the optical beam to the receiver at all times when the optical beam is incident on the reflector.

REFERENCES:
patent: 4259584 (1981-03-01), Krumme
patent: 4796183 (1989-01-01), Ermert et al.
patent: 4996435 (1991-02-01), Keller
patent: 5018174 (1991-05-01), Collins
patent: 5029336 (1991-07-01), Micheron et al.
patent: 5055821 (1991-10-01), Keller et al.

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