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:
Sep. 15, 2026

Filed:

Dec. 13, 2023
Applicant:

Vtech Telecommunications Limited, Hong Kong, CN;

Inventors:

Bennett Cheng, Vancouver, CA;

Gary Louie, Vancouver, CA;

Kar She Chan, Hong Kong, CN;

Chung Shing Lam, Hong Kong, CN;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04M 7/00 (2006.01); H04W 4/06 (2009.01); H04W 4/16 (2009.01);
U.S. Cl.
CPC ...
H04M 7/009 (2013.01); H04W 4/06 (2013.01); H04W 4/16 (2013.01);
Abstract

A method for emulating a shared line system in a multicell wireless network. A primary base assigns, to a first call, a call index identifying the first call on a first shared line. The primary base distributes a call record of the first call, including the call index of the first call and a call status of the first call, to at least one secondary base. The method also includes broadcasting, to wireless terminals assigned to the first shared line, the call index of the first call and the call status of the first call. The primary base performs a call operation relating to the first call based on an operation request from one of the wireless terminals assigned to the first shared line. The operation request includes the call index of the first call. Each wireless terminal may display the call index and the call status.


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