A method for stabilizing delay during conversion between Standard Definition (SD) video and High Definition (HD) video includes the step of establishing an integer divide ratio (M/N) corresponding to a ratio of clock rates with the output and input formats. The output clock rate is generated from the...http://www.google.es/patents/US8149331?utm_source=gb-gplus-sharePatente US8149331 - Delay stabilization method and apparatus for video format conversion
Delay stabilization method and apparatus for video format conversion