Method and apparatus for controlling utilization of a process ad

Details Method and apparatus for controlling utilization of a process ad Method and apparatus for controlling utilization of a process ad

1995-05-30

1997-03-18

Horabik, Michael

Communications: electrical

Continuously variable indicating

With meter reading

34082544, 34082533, 379 57, G07D 700, G08B 522

Patent

active

056126824

ABSTRACT:
A method and apparatus in a communication system operated by a service provider controls utilization of a module (602, 606) added to a portable communication device (122) including a transceiver (302) which communicates with a fixed portion (102) of the communication system. The portable communication device (122) receives (604) a request for utilization of the module. In response, the portable communication device (122) acts (612) to obtain a usage authorization for utilizing the module. The portable communication device (122) disallows (640) the utilization of the module, in response to the usage authorization being unobtainable.

REFERENCES:
patent: 4875038 (1989-10-01), Siwiak et al.
patent: 5335278 (1994-08-01), Matchett et al.
patent: 5371493 (1994-12-01), Sharpe et al.

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