Title:
METHOD AND SYSTEM FOR MEASURING VIEWING DISTANCE OF USER
Document Type and Number:
WIPO Patent Application WO/2017/096767
Kind Code:
A1
Abstract:
Disclosed is a method for measuring the viewing distance of a user. The method comprises the steps of: a television receives a remote control instruction sent by a remote control; the television parses the remote control instruction to obtain the average signal intensity of pre-loaded communication signals in the remote control instruction; the television calculates the distance between the television and the remote control according to the average signal intensity; when the distance is not within a set viewing distance range, the television generates prompt information to prompt the user to adjust the viewing distance. Also provided is a system for measuring the viewing distance of a user. The present invention improves the accuracy of measuring the viewing distance between a user and a television, and reduces the costs for measuring the viewing distance between the user and the television.
Inventors:
CAO ZHIYONG (CN)
ZENG QINGZHONG (CN)
ZENG QINGZHONG (CN)
Application Number:
PCT/CN2016/084437
Publication Date:
June 15, 2017
Filing Date:
June 02, 2016
Export Citation:
Assignee:
SHENZHEN TCL DIGITAL TECH LTD (CN)
International Classes:
H04N21/422; H04N21/442
Foreign References:
| CN105472432A | 2016-04-06 | |||
| CN101931766A | 2010-12-29 | |||
| CN104767947A | 2015-07-08 | |||
| CN102905091A | 2013-01-30 | |||
| CN101072293A | 2007-11-14 | |||
| CN101071302A | 2007-11-14 | |||
| US20070016933A1 | 2007-01-18 | |||
| US20080186412A1 | 2008-08-07 |
Attorney, Agent or Firm:
CENFO INTELLECTUAL PROPERTY AGENCY (CN)
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