Television – Two-way video and voice communication – User positioning
Patent
1994-05-19
1997-09-30
Burgess, Glenton B.
Television
Two-way video and voice communication
User positioning
348 14, 348565, H04N 714, H04N 545
Patent
active
056730799
ABSTRACT:
In the terminal A, the input image "ABC" is displayed in a window 200A, with a rectangular frame 206A indicating the area of transmission. The image in the transmission area is enlarged, and transmitted to the terminal B after compression. In the terminal B, the input image "efghij" is displayed in a window 200B, with a rectangular frame 206B indicating the area of transmission. The image in the transmission area is enlarged, and transmitted to the terminal A after compression. In the terminal A, the image in a selected area (display area) of the received image is displayed in a window 202A. Also a window 204A displays the position and size of the display area within the entire received image. The transmission area of the input image and the display area of the received image can be enlarged, reduced or displaced.
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European Patent Office Communication, Application No. 93304188.1, Date Sep. 17, 1993, p. 1.
Burgess Glenton B.
Canon Kabushiki Kaisha
Miller John W.
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