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Class Information
Number: 348/903
Name: Television > Including side panel information in single channel
Description: Art collection of television systems that add information (e.g., 5:3 or 16:9) display on a widescreen receiver in a conventional (e.g., NTSC, PAL, or SECAM) television signal that allows conventional receivers to receive and display the conventional picture.

Patents under this class:

Patent Number Title Of Patent Date Issued
6661463 Methods and devices for time-varying selection and arrangement of data points with particular application to the creation of NTSC-compatible HDTV signals Dec. 9, 2003
6025882 Methods and devices for incorporating additional information such as HDTV side strips into the blanking intervals of a previous frame Feb. 15, 2000
5826165 Advertisement reconciliation system Oct. 20, 1998
5731844 Television scheduling system for displaying a grid representing scheduled layout and selecting a programming parameter for display or recording Mar. 24, 1998
5229847 Television signal processing system including modulated auxiliary carrier Jul. 20, 1993
5191417 Compatible EDTV system providing multi-aspect ratio display on EDTV and conventional television receivers Mar. 2, 1993
5155580 Side panel signal processor for a widescreen television system Oct. 13, 1992
5128761 Method and apparatus from transmitting augmentation panel components on one channel of a two channel wide aspect ratio television signal transmission system Jul. 7, 1992
5097332 Processing method for wide-aspect-ratio television signal for standards-compatible transmission and display Mar. 17, 1992
4912549 Video signal synchronization system as for an extended definition widescreen television signal processing system Mar. 27, 1990
4729012 Dual mode television receiver for displaying wide screen and standard aspect ratio video signals Mar. 1, 1988

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