The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 25, 1997
Filed:
May. 25, 1995
Yoji Shibata, Yokosuka, JP;
Masaaki Takizawa, Tokyo, JP;
Hitoshi Matsushima, Tachikawa, JP;
Kiyoshi Ishida, Yokohama, JP;
Atsuo Yoshida, Kokubunji, JP;
Atsushi Ishibashi, Kokubunji, JP;
Takehiko Yamada, Chigasaki, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A teleconference terminal equipment adapted to construct an AV meeting system as an intended use, comprising a network interface and communications network control unit, a multimedia multiplexing/demultiplexing and interterminal signal control unit which multiplexes and demultiplexes video data and control data contained in a communication frame to be transmitted by the control unit and a communication frame received by the same, respectively, a picture codec which codes and decodes video data, a video input/output interface which connects an external camera to the picture codec, a camera control/external device multiconnector, and a CPU which controls an operation of the external camera through the multiconnector on the basis of control data delivered from the control unit.