Channel switching system

Details Channel switching system Channel switching system

1989-10-10

1991-01-08

Safourek, Benedict V.

Pulse or digital communications

Repeaters

Testing

34082501, 455 8, H04L 2728

Patent

active

049842528

ABSTRACT:
A system applicable to a digital radio communication system for switching a regular channel and a standby channel includes a demodulator associated with the standby channel. The demodulator has a phase locked loop for clock recovery the band width of which is variable. The band width of the phase lock loop is increased only when a channel switching operation is under way so as to guarantee clock synchronization.

REFERENCES:
patent: 4417348 (1983-11-01), Abbruscato
patent: 4680776 (1987-07-01), Ikeuch et al.
patent: 4773081 (1988-09-01), Morimoto
patent: 4797903 (1989-01-01), Itoh
patent: 4811359 (1989-03-01), Nakajima et al.

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