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Patent Searching and Data


Title:
VIDEO TELEPHONE SET
Document Type and Number:
Japanese Patent JPH06197335
Kind Code:
A
Abstract:

PURPOSE: To provide the video telephone set in which opposite picture excellent picture quality.

CONSTITUTION: The video telephone set is provided with a camera 16 picking up a picture and a display device 17 displaying picture data, a picture processing section 34 compresses the picture data and sends the compressed data together with voice data and the picture processing section 34 reproduces the picture data received with the audio data and gives the result to the display device 17. A picture synthesis section 36 is provided between the picture processing section 34 and a D/A converter section 37, and the picture data from the picture processing section 34 and the picture data of its own station subjected to digital conversion by the D/A converter section 37 are fetched into a picture synthesis section 36. The picture synthesis section 36 uses both fetched digital signals and synthesizes digitally a master pattern and a slave pattern and gives the synthesis picture data to the display device 17 as an analog picture display signal by the D/A converter section 37.


Inventors:
NAKAGAWA YOSHIHIRO
Application Number:
JP35760792A
Publication Date:
July 15, 1994
Filing Date:
December 24, 1992
Export Citation:
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Assignee:
A W NEW HARD KK
International Classes:
H04N7/14; (IPC1-7): H04N7/14
Attorney, Agent or Firm:
Takashi Kawai (1 person outside)