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.

Patent No.:

US 8504009 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 06, 2013

Filed:

Aug. 23, 2005
Applicants:

Zhigang Wen, Shenzhen, CN;

Mengjiao Ding, Shenzhen, CN;

Jinlong Liu, Shenzhen, CN;

Inventors:

Zhigang Wen, Shenzhen, CN;

Mengjiao Ding, Shenzhen, CN;

Jinlong Liu, Shenzhen, CN;

Assignee:

ZTE Corporation, Shenzhen, Guangdong Province, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M 11/00 (2006.01); H04W 4/00 (2009.01);
U.S. Cl.
CPC ...
Abstract

Methods for allocating dispatch service areas of a trunking system based on code division multiple access technology, including assigning groups of a fleet to dispatch service areas formed from non-overlapping dispatch location areas on the push-to-talk register of a trunking system. The assignment information is shared between the network, the mobile station, and the base station to control the trunking conversation of the mobile station.


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