Method and apparatus for detecting quality defects in a video bitstream
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United States of America Patent
Stats
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Jul 16, 2019
Grant Date -
Jan 18, 2018
app pub date -
May 31, 2017
filing date -
Dec 9, 2011
priority date (Note) -
In Force
status (Latency Note)
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Abstract
There is provided an apparatus for detecting a quality defect in a video sequence, the apparatus comprising: a receiver arranged to receive a video bitstream representing a video sequence; and a defect module arranged to determine a measure of quantization parameter for each picture of the video sequence, the defect module further arranged to identify a quality defect when an abrupt change in the measure of quantization parameter occurs.
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International Classification(s)
- 2017 Application Filing Year
- H04N Class
- 19055 Applications Filed
- 14406 Patents Issued To-Date
- 75.61 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- H04N Class
- 0 % this patent is cited more than
- 6 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jan 16, 2027 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jan 16, 2031 |
