Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network
Patent
1984-12-10
1987-06-09
Lev, Robert
Telephonic communications
Having light wave or ultrasonic link for speech or paging...
Including fiber optic link within telephone network
379 58, 4 12, 4 13, H04M 1100
Patent
active
046726551
ABSTRACT:
To establish a connection between a stationary subscriber connected to a telephone system and a mobile subscriber, call signals are transmitted via a call center, an earth radio station and a satellite to a plurality of transceivers distributed over an area. From at least one of these transceivers the call signals are transmitted to the mobile subscriber. This avoids annoying changes in delay in modulation offering trunks which are now no longer required between the call center and the transceivers as well as interference produced by such changes in delay in the simultaneous reception by two adjacent transceivers. All transceivers can therefore operate at the same carrier frequency and simultaneously.
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ANT Nachrichtentechnik GmbH
Lev Robert
LandOfFree
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