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:
Jul. 23, 2024

Filed:

Nov. 01, 2019
Applicants:

Kyocera Corporation, Kyoto, JP;

Amit Kalhan, San Diego, CA (US);

Henry Chang, San Diego, CA (US);

Inventors:

Amit Kalhan, San Diego, CA (US);

Henry Chang, San Diego, CA (US);

Assignee:

Kyocera Corporation, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 8/00 (2009.01); H04L 1/00 (2006.01); H04L 1/1867 (2023.01); H04W 4/46 (2018.01); H04W 84/18 (2009.01);
U.S. Cl.
CPC ...
H04W 8/005 (2013.01); H04L 1/0003 (2013.01); H04L 1/1896 (2013.01); H04W 4/46 (2018.02); H04W 84/18 (2013.01);
Abstract

The methods, devices, and systems discussed herein describe a wireless communication device transmitting a discovery channel message, at least a portion of which, is embedded in the control channel of a groupcast transmission. In some examples, the discovery channel message is transmitted using a pre-defined, fixed transmit power and modulation and coding scheme (MCS), which facilitates the receiving wireless communication devices' ability to decode the control channel, including the embedded discovery channel message. If a receiving wireless communication device can decode the discovery channel message above a configured threshold (e.g., a received power threshold and/or a signal-to-noise ratio (SNR)) but is unable to decode the data portion of the groupcast transmission, which was intended for the receiving wireless communication device, then the receiving wireless communication device will transmit a negative-acknowledgement (NACK) to the wireless communication device that transmitted the groupcast transmission.


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