Electronic apparatus and controlling method thereof
US10841656B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 26, 2019 |
| Grant date | Nov 17, 2020 |
| Priority date | — |
| Expiry date | Apr 26, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/8358
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An electronic apparatus that receives broadcasting schedule information and a content signal corresponding to a channel, provides (e.g., displays or causes to be displayed) an image and/or sound based on the received content signal corresponding to the channel, acquire feature information from the content signal while the image is being provided, and transmit a request for content information corresponding to the acquired feature information to a server. The processor may further include one of: based on identifying that the broadcasting schedule information is incorrect, transmit the request to the server at a first frequency, or based on identifying that the broadcasting schedule information is correct, transmit the request to the server at a second frequency that is different from the first frequency (e.g., lower than the first frequency).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.