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:
Oct. 03, 2023

Filed:

Oct. 24, 2019
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Candy Yiu, Portland, OR (US);

Yujian Zhang, Beijing, CN;

Yi Guo, Shanghai, CN;

Sudeep Palat, Cheltenham, GB;

Assignee:

APPLE INC., Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2018.01); H04W 36/02 (2009.01); H04W 36/00 (2009.01); H04W 12/037 (2021.01); H04L 69/22 (2022.01); H04W 12/10 (2021.01);
U.S. Cl.
CPC ...
H04W 36/023 (2013.01); H04L 69/22 (2013.01); H04W 12/037 (2021.01); H04W 12/10 (2013.01); H04W 36/0069 (2018.08); H04W 36/0072 (2013.01);
Abstract

Systems, methods, and devices are provided to: perform packet data convergence protocol (PDCP) deciphering of the packets to store deciphered packets in a common buffer; perform PDCP reordering of the deciphered packets in the common buffer to generated a stream or reordered packets; perform robust header compression (ROHC) decompression on the stream of reordered packets; and determine, based on a packet indication, to reset the ROHC decompression, wherein the packet indication comprises a single bit in a PDCP header set to indicate a start of ROHC reset based on a path switch during a handover from a source cell to a target cell.


Find Patent Forward Citations

Loading…