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:
Feb. 01, 2022

Filed:

Dec. 07, 2015
Applicant:

Hytera Communications Corporation Limited, Shenzhen, CN;

Inventors:

Chengfu Huang, Shenzhen, CN;

Hailiang Zhang, Shenzhen, CN;

Yan Xu, Shenzhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/26 (2006.01); H04W 4/16 (2009.01); H04W 48/16 (2009.01); H04M 3/42 (2006.01); H04W 76/10 (2018.01); H04W 84/08 (2009.01);
U.S. Cl.
CPC ...
H04B 7/2612 (2013.01); H04M 3/42 (2013.01); H04W 4/16 (2013.01); H04W 48/16 (2013.01); H04W 76/10 (2018.02); H04W 84/08 (2013.01); H04M 2201/14 (2013.01); H04M 2201/22 (2013.01);
Abstract

The embodiments of the present invention disclose a call processing method and device. The call processing method comprises: sending, by a repeater of the first site, a first call establishment request to a repeater of the second site according to a call request initiated by a first terminal, the first call establishment request comprising an identification of the second terminal; determining, by the repeater of the first site, whether a second call establishment request is received before a call establishment response sent by the repeater of the second site is received, the second call establishment request being sent by the repeater of the second site according to a call request initiated by the second terminal; and if yes, sending, by the repeater of the first site, a call collision notification to the first terminal to notify the first terminal to delay the call.


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