发明名称 |
Video display device and control method thereof |
摘要 |
Provided are a video display device and a method of controlling the same. The method includes: obtaining an uncompressed audio-visual (AV) content; playing the uncompressed AV content through the display unit; obtaining content information of the uncompressed AV content on the basis of a content section of the uncompressed AV content; obtaining content change time information and enhanced service information on the basis of the content information; and determining a delay time for obtaining the next content information on the basis of the content change time information. |
申请公布号 |
US9154668(B2) |
申请公布日期 |
2015.10.06 |
申请号 |
US201414555987 |
申请日期 |
2014.11.28 |
申请人 |
LG ELECTRONICS INC. |
发明人 |
Kim Sanghyun;Suh Jongyeul;Kim Kwansuk;Lee Joonhui;Chung Jaehee;Lee Hyeonjae;Kim Jinpil;Seo Dongwan;Moon Kyoungsoo;Ji Aettie;Seo Youngjae;Kim Kyungho;Park Sungok |
分类号 |
H04N9/74;H04N9/475;G06F3/00;G06F13/00;H04N5/445;H04N7/167;G06F7/04;H04N5/04;H04N21/431;H04N21/462;H04N21/2362;H04N21/442;H04L12/18 |
主分类号 |
H04N9/74 |
代理机构 |
Dentons US LLP |
代理人 |
Dentons US LLP |
主权项 |
1. A method of controlling a video display device, the method comprising:
displaying an automatic content recognition (ACR) function setting user interface (UI) through a display unit; receiving ACR function setting information according to an input of a user based on the ACR function setting UI; storing the ACR function setting information on a storage unit; receiving a broadcasting signal through a tuner; obtaining an uncompressed audio-visual (AV) content through a receiving unit; displaying the uncompressed AV content through the display unit; extracting characteristic information from a content section of the uncompressed AV content; transmitting a first query including the characteristic information to a first server; obtaining an address of a second server based on the first query; transmitting a second query to the second server; obtaining a start time of an enhanced service based on the second query; and displaying the enhanced service based on the start time through the display unit. |
地址 |
Seoul KR |