Optical communications – Optical transceiver – Single device as transmitter and receiver
Reexamination Certificate
2005-05-24
2005-05-24
Sedighian, M. R. (Department: 2633)
Optical communications
Optical transceiver
Single device as transmitter and receiver
C398S115000, C398S116000, C398S117000, C398S135000
Reexamination Certificate
active
06898378
ABSTRACT:
Infrared communications scheme for use in an embedded system. According to a preferred embodiment, the invention comprises the use of an infrared communications scheme, according to IrDA protocol, which is utilized to transmit and receive data via an electrical interface between circuit cards housed within an enclosed, embedded system. Preferably, each respective circuit card is provided with a digital tri-stateable transmitter element and a digital receiver to respectively transmit and receive data. The systems and methods of the present invention provide increased reliability than prior-art systems and methods.
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Collar Stuart J.
Hischke Mark D.
Nelson Shannon M.
Northrop Grumman Corporation
Sedighian M. R.
Stetina Brunda Garred & Brucker
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