Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network
Patent
1995-12-05
1997-06-03
Bost, Dwayne
Telephonic communications
Having light wave or ultrasonic link for speech or paging...
Including fiber optic link within telephone network
379 58, 455 383, H04Q 718, H04Q 720
Patent
active
056362641
ABSTRACT:
A radio telephone system comprising a transceiver unit and an external device, such as a handset, computer or telecopier, in wireless infrared signal communication with the transceiver unit. The information transmitted between the transceiver unit and the external device is transmitted as infrared digital pulses. The infrared pulses maybe transmitted in four digital time division multiplexed channels.
REFERENCES:
patent: 5086510 (1992-02-01), Guenther et al.
patent: 5315645 (1994-05-01), Matheny
patent: 5343319 (1994-08-01), Moore
patent: 5446783 (1995-08-01), May
Hamalainen Jari
Sulavuori Toni
Terho Mikko
Bost Dwayne
Maung Nay
Nokia Mobile Phones Limited
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