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. 14, 2017

Filed:

Sep. 23, 2014
Applicant:

Google Technology Holdings Llc, Mountain View, CA (US);

Inventors:

Balamurali N. Natarajan, Bangalore, IN;

Naveen Arulselvan, Bangalore, IN;

Manjari Chhawchharia, Bangalore, IN;

Vihang G. Gangaram Kamble, Bangalore, IN;

Suresh Kalyanasundaram, Bangalore, IN;

Assignee:

Google Technology Holding LLC, Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 36/00 (2009.01); H04B 7/155 (2006.01); H04L 1/18 (2006.01); H04W 36/02 (2009.01); H04W 84/04 (2009.01); H04L 1/00 (2006.01);
U.S. Cl.
CPC ...
H04W 36/0016 (2013.01); H04B 7/15521 (2013.01); H04L 1/1809 (2013.01); H04L 1/1854 (2013.01); H04L 2001/0097 (2013.01); H04W 36/023 (2013.01); H04W 84/047 (2013.01);
Abstract

In a communication system () where a wireless relay node (RN) () relays data packets between a Node B () and a user equipment (UE) (), the RN receives () a data packet from the Node B via a first wireless link (), conveys () the received data packet to the UE via a second wireless link (), determines () whether the UE is likely to handoff, and in response to determining that the UE is likely to handoff, delays conveying () an acknowledgment of the data packet to the Node B until an acknowledgment has been received from the UE. In another embodiment, the RN may use a status report () to inform the Node B of data packets that have not been transmitted to the UE or that have been transmitted to the UE but for which an acknowledgement has not been received from the UE.


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