Title:
POWER LINE CARRIER CONTROL METHOD
Document Type and Number:
Japanese Patent JPH031619
Kind Code:
A
Abstract:
PURPOSE: To attain accurate signal transmission without causing collision interference of a state notice signal by supplying the status notice signal to a controller in a prescribed timing different from each control terminal at the simultaneous control.
CONSTITUTION: A state notice signal relating to a state change of a load device 10 is sent from a control terminal 48 to a controller 38. In this case, the state notice signal relating to plural load devices 10 is sent to a power line 14 in a different timing and sent to the controller 38 respectively. Thus, the state notice signal is sent to the power line 14 without collision and interference to prevent mis-transmission and loss of the state notice signal.
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Inventors:
IWATSUBO KOKI
KUSHIRO NORIYUKI
KUSHIRO NORIYUKI
Application Number:
JP13541089A
Publication Date:
January 08, 1991
Filing Date:
May 29, 1989
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
H04B3/54; (IPC1-7): H04B3/54
Attorney, Agent or Firm:
Masuo Oiwa (2 outside)