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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.

Patent No.:

US 12621028 B1

PDFFull Text
Date of Patent:
May. 05, 2026

Filed:

Oct. 02, 2020

Type ii port selection codebook enhancements

Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Haitong Sun, Cupertino, CA (US);

Chunhai Yao, Beijing, CN;

Chunxuan Ye, San Diego, CA (US);

Dawei Zhang, Saratoga, CA (US);

Hong He, San Jose, CA (US);

Huaning Niu, San Jose, CA (US);

Ismael Gutierrez Gonzalez, San Jose, CA (US);

Oghenekome Oteri, San Diego, CA (US);

Wei Zeng, Saratoga, CA (US);

Weidong Yang, San Diego, CA (US);

Yushu Zhang, Beijing, CN;

Assignee:

Apple Inc., Cupertino, CA (US);

Attorney:

Fay Kaplun & Marcin, LLP

Primary Examiner:

Benjamin H Elliott, IV

Int. Cl.
CPC ...
H04B 7/06 (2006.01);
U.S. Cl.
CPC ...
H04B 7/0626 (2013.01);
Abstract

A user equipment (UE) configured to report Channel State Information (CSI) to a wireless network. The UE transmits a first sounding reference signal (SRS) on an uplink (UL) channel, receives a first channel state information reference signal (CSI-RS) on a downlink (DL) channel, wherein the first CSI-RS includes a first configuration of CSI-RS parameters based on the first SRS, performs first CSI-RS measurements based on the first configuration of CSI-RS parameters, transmits a first CSI report including the first CSI-RS measurements, transmits a second SRS on the UL channel, receives a second CSI-RS on the DL channel, wherein the second CSI-RS includes a second configuration of CSI-RS parameters based on the second SRS, performs second CSI-RS measurements based on the second configuration of CSI-RS parameters and transmits a second CSI report including the second CSI-RS measurements.

Find Patent Forward Citations

Sun, Haitong. (2026). Type ii port selection codebook enhancements (U.S. Patent No. 12621028). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12621028

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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