Method and device for TV channel search
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United States of America Patent
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N/A
Issued Date -
Dec 4, 2008
app pub date -
May 22, 2008
filing date -
May 29, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A TV channel search method and device is provided, wherein the method comprises (a) snatching screenshots of real time video signals of frequencies to generate snatched screenshots; (b) establishing and storing correspondence relationship of the snatched screenshots and frequencies; (c) providing the snatched screenshots for user selection and obtaining a snatched screenshot selected by the user; and (d) obtaining a frequency corresponding to the snatched screenshot selected by the user based on the correspondence relation of the snatched screenshots and frequencies, and then performing aimed TV channel switch and play. According to the method and device of the invention, the user can quickly and visually search a TV channel independent on EPG information after the correspondence relationship of images and frequencies has been established by snatching screenshots of real time TV pictures, and the method and device is applicable in both analog TV and digital TV.
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