The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 25, 2002

Filed:

Dec. 07, 1999
Applicant:
Inventor:

Sei Hirade, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04Q 7/38 ;
U.S. Cl.
CPC ...
H04Q 7/38 ;
Abstract

Each mobile terminal comprises a memory which memorizes whether or not a last call end state is a squelch end and which memorizes, in case where the last call end state memorized in the memory is the squelch end, a random minimum value greater than that in case where the last call end state memorized in the memory is not the squelch end, a probability generating section, and a call setup request section responsive to a call setup request for detecting a call regulation value from a call regulation signal, supplying the random minimum value memorized in the memory to the probability generating section to make the probability generating section generate as a call setup request probability one of a plurality of random numbers within a range between the random minimum value and a random maximum value, and transmitting a call setup signal to a base station in case where the call setup request probability is greater than the call regulation value.


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