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:
Jan. 07, 2020

Filed:

Dec. 26, 2017
Applicant:

Industrial Technology Research Institute, Hsinchu, TW;

Inventor:

You-En Lin, Taichung, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 72/12 (2009.01); H04L 1/18 (2006.01); H04L 5/00 (2006.01);
U.S. Cl.
CPC ...
H04L 1/1854 (2013.01); H04L 1/1822 (2013.01); H04L 1/1887 (2013.01); H04L 5/0053 (2013.01); H04L 1/1819 (2013.01);
Abstract

A hybrid automatic repeat request method comprises selecting a first HARQ process group from HARQ process groups to send a first data packet, recognizing that a feedback signal corresponds to a first HARQ process in the first HARQ process group according to the feedback signal and the time of receiving the feedback signal, determining whether the last used HARQ process in the first HARQ process group is identical to the first HARQ process when the first data packet is decoded incorrectly, instructing the first HARQ process to transmit the first data packet when the two processes are different, and instructing the first HARQ process to transmit a second data packet or the first data packet when the two processes are identical, wherein the first data packet is based on a whole of the raw data, and the second data packet is based on a part of the raw data.


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