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:
Dec. 30, 2025

Filed:

Feb. 27, 2024
Applicant:

Hisense Visual Technology Co., Ltd., Shandong, CN;

Inventors:

Pingguang Lu, Shandong, CN;

Yinghao He, Shandong, CN;

Yinpeng Zu, Shandong, CN;

Jin Liu, Shandong, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 21/4402 (2011.01); H04N 21/436 (2011.01); H04N 21/485 (2011.01);
U.S. Cl.
CPC ...
H04N 21/440272 (2013.01); H04N 21/43615 (2013.01); H04N 21/4858 (2013.01);
Abstract

A display apparatus and a display method are disclosed. The display apparatus includes: a display, configured to display an image and/or a user interface; an external device interface, configured to connect an external device; at least one processor, configured to execute instructions to cause the display apparatus to: obtain a first command input from a user for switching a viewing angle ratio; obtain audio and video meta information of the external device, and parse a flag field in the audio and video meta information; send declaration information to the external device according to the first command in response to the flag field being identical to a determination field; receive video data returned from the external device for the declaration information, where an image ratio of the video data is equivalent with the switched viewing angle ratio; and control the display to display the video data.


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