Title:
LOOP TYPE PICTURE REMOTE EDUCATION SYSTEM
Document Type and Number:
Japanese Patent JPH0563719
Kind Code:
A
Abstract:
PURPOSE: To facilitate the line control and to reduce the cost at the extension of plural remote stations in the system comprising a studio station and the remote stations.
CONSTITUTION: A network tying a studio station 1 and plural remote stations 2a-2n is formed to be a loop and the system in which line structure and line control are simplified by allocating a specific time slot to a picture signal, a voice signal and a control signal sent among the studio station 1 and the remote stations 2a-2n.
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Inventors:
TAKAHASHI KAZUO
Application Number:
JP22432391A
Publication Date:
March 12, 1993
Filing Date:
September 04, 1991
Export Citation:
Assignee:
NEC CORP
International Classes:
H04J3/00; H04L12/42; H04N7/14; (IPC1-7): H04J3/00; H04L12/42; H04N7/14
Attorney, Agent or Firm:
Yosuke Goto (2 outside)