Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network
Patent
1990-08-27
1992-01-14
Schreyer, Stafford D.
Telephonic communications
Having light wave or ultrasonic link for speech or paging...
Including fiber optic link within telephone network
455149, 455230, 455 4, H04B 700
Patent
active
050816691
ABSTRACT:
A console speaker assignment system that is self-prompting and which allows speaker assignment to be changed without interrupting the reception of audio signals or without interrupting normal console operation.
REFERENCES:
patent: 4768220 (1988-08-01), Yoshihara et al.
patent: 4797949 (1989-01-01), Stites
Blanchette Jeffrey J.
Slaninka Laura L.
Christensen Jon P.
Motorola Inc.
Schreyer Stafford D.
LandOfFree
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