Title:
TRANSMITTER FOR IMAGE WITH DESIGNATED RESOLUTION
Document Type and Number:
Japanese Patent JP3537964
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To diversify ciphering performance by selecting image quality according to the needs by the user side in the image communication terminal equipment such as a video telephone set connected to a line.
SOLUTION: Image quality designation data designated by a password by a resolution number entry section 2 at an image receiver side A are sent from a receiver side transmission reception section 1A to an image transmitter side B, a resolution conversion section 6 is controlled by the designated data and the image quality of an original image in an image memory 3B is converted and the result is coded by an image coding means 7C and sent from a transmitter side transmission reception section 1B. The receiver side decodes coded image data from the transmitter side at an image decoding section 4 and the image is displayed.
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Inventors:
Tsuchiya, Shinichi
Application Number:
JP23819996A
Publication Date:
June 14, 2004
Filing Date:
September 09, 1996
Export Citation:
Assignee:
SHARP CORP
International Classes:
H04N7/14; H04N7/167; H04N19/00; H04N19/102; H04N19/164; H04N19/189; H04N19/467; H04N19/70; H04N21/2662; (IPC1-7): H04N7/167; H04N7/24