Image communication apparatus and method therefor

Details Image communication apparatus and method therefor Image communication apparatus and method therefor

1995-10-27

1997-09-09

Kostak, Victor R.

Television

Two-way video and voice communication

User positioning

348 19, H04N 714

Patent

active

056661541

ABSTRACT:
Image processing apparatus and method whereby image data is weighted and coded for transmission to a receiver. Structure and steps are provided for: (i) the receiver providing to an image pickup device designation information indicative of a desired area of the image data to be transmitted to the receiver; (ii) coding image data to be transmitted from the image pickup device; and (iii) controlling the coding process in accordance with the designation information provided by the receiver.

REFERENCES:
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patent: 4774574 (1988-09-01), Daly et al.
patent: 4935953 (1990-06-01), Appel et al.
patent: 4962521 (1990-10-01), Komatsu et al.
patent: 5136376 (1992-08-01), Yagasaki et al.
patent: 5177608 (1993-01-01), Ohki et al.
patent: 5202764 (1993-04-01), Ida et al.
patent: 5258836 (1993-11-01), Murata
Patent Abstracts of Japan, vol. 17, No. 91, Feb. 23, 1993.
Patent Abstracts of Japan, vol. 15, No. 114, Mar. 19, 1991.

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