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. 17, 2019

Filed:

Dec. 03, 2018
Applicant:

Keenstar Corporation, Taipei, TW;

Inventors:

Li-Wen Liao, Taipei, TW;

Wan-Chen Chen, Taipei, TW;

Yen-Ting Ho, Taipei, TW;

Assignee:

Keenstar Corporation, Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/12 (2009.01); H04W 74/08 (2009.01); H04W 84/22 (2009.01);
U.S. Cl.
CPC ...
H04W 4/12 (2013.01); H04W 74/0808 (2013.01); H04W 84/22 (2013.01);
Abstract

A walkie-talkie messaging system includes a processing controller device, a sensing signal transmission unit, a master walkie-talkie, and a plurality of slave walkie-talkies. The sensing signal transmission unit is connected to the processing controller device via a wired or wireless connection, the processing controller device is connected to the master walkie-talkie via a wired connection, and the master walkie-talkie is connected to the slave walkie-talkies via a wireless connection. The processing controller device further includes a comparison module, a database, a determination module and a schedule module. The database is connected to the comparison module and the determination module, and the determination module is connected to the schedule module. The master walkie-talkie is connected to the processing controller device via an audio line, such that the processing controller device is capable of determining whether the master walkie-talkie is occupied by an activity.


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