Personal handyphone system hardware checking of broadcasting rec

Details Personal handyphone system hardware checking of broadcasting rec Personal handyphone system hardware checking of broadcasting rec

1997-07-29

2000-03-21

Loomis, Paul

Telecommunications

Transmitter and receiver at separate stations

455574, H04B 700

Patent

active

060412178

ABSTRACT:
A circuit arrangement on a handset for monitoring changes in the system parameters of a personal handyphone system by hardware checking the broadcasting reception indication (BRI) pattern. The circuit arrangement includes a memory portion for storing the previous BRI pattern received at the circuit arrangement, and an interrupt generator for comparing the stored previous BRI pattern with a current BRI pattern and for generating an interrupt to activate the handset processor when the previous BRI pattern differs from the current BRI pattern.

REFERENCES:
patent: 5224152 (1993-06-01), Harte
patent: 5301225 (1994-04-01), Suzuki et al.
patent: 5404355 (1995-04-01), Raith
patent: 5471655 (1995-11-01), Kivari
patent: 5581244 (1996-12-01), Jokimies et al.
patent: 5590396 (1996-12-01), Henry
patent: 5799256 (1998-08-01), Pombo et al.
"Personal Handy Phone System ARIB Standard Version 2 RCR STD-28", Association of Radio Industries and Businesses (ARIB), Introduction, Table of Contents, pp. 1-177 and 481-487 (Dec. 26, 1995).

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