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:
Mar. 28, 2017

Filed:

Mar. 13, 2013
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Shyamal Ramachandran, San Diego, CA (US);

Thomas Klingenbrunn, San Diego, CA (US);

Navid Ehsan, San Diego, CA (US);

Amir Aminzadeh Gohari, Poway, CA (US);

Min Wang, San Diego, CA (US);

Srinivasan Balasubramanian, San Diego, CA (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 52/02 (2009.01); H04W 36/00 (2009.01); H04W 72/04 (2009.01); H04W 76/04 (2009.01);
U.S. Cl.
CPC ...
H04W 36/0011 (2013.01); H04W 36/0033 (2013.01); H04W 52/0216 (2013.01); H04W 72/042 (2013.01); H04W 76/048 (2013.01);
Abstract

Disclosed are methods and apparatus for improving the performance of a user equipment handover during a data call. In one aspect, a source base station determines to handover user equipment (UE) to a target base station. The source base station first determines whether the UE is in a data call prior to the handover. The source base station then modifies one or more of connected mode discontinuous reception (CDRX) and semi-persistent scheduling (SPS) parameters with the UE based on determining to handover the UE and determining that the UE is in the data call.


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