Resources Contact Us Home
Video watermarking apparatus in compression domain and method using the same

Image Number 14 for United States Patent #8107669.

A video watermarking apparatus and method are provided, including an information provider for providing spatial domain segmentation information of an image with respect to a compressed video, a grouping unit for grouping the compressed video, based on the spatial domain segmentation information, and generating a grouped spatial domain, an extraction domain selector for selecting an extraction domain for extracting a watermark from the grouped spatial domain, and a watermark extractor for extracting a watermark bit inserted in the extraction domain.

  Recently Added Patents
Microporous membranes and methods for producing and using such membranes
Electrode tab for secondary battery and secondary battery using the same
Polyureas made from aminocrotonates and enaminones
Laser marking of a card
Non-transitory computer readable recording medium storing print management program, print management device, print management method, and print system
Scanning transmission electron microscope and axial adjustment method thereof
System and method for discontinuous reception control start time
  Randomly Featured Patents
Data process unit and data process unit control program
Apparatus and method for confining and decontaminating soil
Method for forming fine patterns of a semiconductor device
Method and apparatus for limiting network connection resources
Process for producing deep-drawing cold rolled steel sheets and strips
Method of making tungsten contact core stack capacitor
Clipless bicycle pedal
Vehicle control system
Concentric radial piston transmission with flexible cam ring
Apparatus for controlling submarine oil leakage