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Patent
Publication NumberUS 20160249047StatusPatent ApplicationAvailabilityUnknownFiling Date2013-10-23Publication Date2016-08-25
An image inspection method may include sampling a continuous digital image signal by dividing the signal by less than or equal to 20 msec; extracting a high-frequency component from the sampled signal; and detecting an error occurred in an image on the basis of the extracted high-frequency component.
Patent
Publication NumberUS 20100026813StatusPatent ApplicationAvailabilityUnknownFiling Date2008-07-31Publication Date2010-02-04
A first video characteristic value is determined from a video/audio signal. The first video characteristic value is embedded in an audio portion of the video/audio signal and the video/audio signal is transmitted from a transmission source to a transmission destination. At the destination, the first video characteristic value is recovered and the received video/audio signal is used to determine a second video characteristic value. The recovered first video characteristic value is used to veri…
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