JPH09116970A - Remote power supply control system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To confirm the operation state of electronic devices located at remote positions and to control organically power supply for plural terminal equipments when the power supply of the electronic devices at remote positions is controlled through a power line or the like. SOLUTION: A control section 1c of a control set 1 superimposes a power supply control signal onto a power line L1 via an interface 1d by a power supply control command of terminal equipments from an input section 1a. A control section 2b of a power supply control unit 2 receives the power supply control signal via an interface 2b from the power line L1 to apply switching control to a power switch 2c thereby controlling the power supply for terminal equipments 3,... connecting to its output. The output of the power switch 2c is provided with a power supply switching sensor 2d and the control section 2b detects the switching state from the output of the sensor 2d and reply information is superimposed onto the power line L1 from an interface 2a. The information is received by a control section 1c via an interface 1d of the control section 1 and displayed on a display section 1b. The power supply of plural terminal equipments is simultaneously controlled by connecting the plural terminal equipments 3,... to the power switch 2c.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a remote power supply control system which is used in an information guidance display system in a building and has good operability.

[0002]

2. Description of the Related Art In a remote power supply control system using a power line or the like, for example, a power line communication modem such as a spread spectrum modulation system is used to perform power supply control for opening and closing the power supply of electronic devices connected to the same power line from a remote place. It was possible to do. However, heretofore, there has been a problem in operability because there is no means for determining whether or not the power source of the controlled electronic device is actually opened and closed.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and when power control of an electronic device at a remote place is performed by using a power line or the like, its operating condition can be easily confirmed. , It is to provide a technology capable of organically controlling the power supplies of a plurality of terminals.

[0004]

Means for solving the problems: Power line communication modem system,
Or, in a remote power control system using a LAN (Local Area Network) to control the power supply of a terminal, which is another electronic device, by a controller that is one electronic device, connected to the power line or LAN A switch for opening and closing the power supply of the terminal connected to the power supply control unit, a means for detecting the open / closed state of the power supply of the switch, and the information detected by the means for the power line or A transmission means for transmitting to the controller is provided by using the LAN, and the power supply control unit returns a response to the controller whether or not the power supply control unit has normally operated.

The power supply control unit is provided with an input / output unit for information signals to and from a terminal connected to the power supply control unit, and the information signals are transmitted / received to / from a controller or another terminal using a power line or LAN. To do.

A plurality of terminals can be connected to the power control unit, and the power control of the terminals connected to the same power control unit is performed simultaneously.

A plurality of power supply control units are provided so that the controller can simultaneously control the power supply of each power supply control unit.

It is assumed that a plurality of terminals can be connected to the power control unit, each terminal is provided with an identifying means for identifying the terminal, and the controller controls the power of a specific terminal by the identifying means. To be able to

A plurality of power supply control units are provided, and each power supply control unit is provided with identification means for specifying the power supply control unit so that the controller can control the power supply of the specific power supply control unit by the identification means. .

By combining the power supply control unit and one of the terminals connected to the power supply control unit, a function similar to that of the controller for controlling the other power supply control unit is provided, and the same power line or any power supply control unit can be provided. To be able to control another power supply control unit connected to the LAN.

A plurality of power supply control units are provided, and one of the power supply control units receives a control command from the controller so that the power supply control unit can control the power supply of another power supply control unit.

The power control of the other power control unit performed by the power control unit in response to the control command from the controller is performed by the terminal connected to the other power control unit because of the operation of the terminal connected to the power control unit. When is necessary or unnecessary.

The power supply control unit is provided with a clock function, and the power supply control of the other power supply control unit, which receives the control command from the controller, is performed at the time designated by the controller.

[0014]

A remote power supply control system for controlling the power supply of a terminal device, which is another electronic device, from a remote place by a controller, which is one electronic device, using a power line communication modem system or a LAN (local area network) In the above, there is provided a power supply control unit connected to the power line or LAN, and a switch for opening and closing the power supply of the terminal connected to the power supply control unit, a means for detecting the open / closed state of the power supply of the switch, and the means. Providing transmission means for transmitting the detected information to the controller using the power line or LAN, and returning a response from the power source control unit to the controller as to whether or not the power source control unit has normally operated. Then, the power control status of the remote unit at a remote place can be confirmed at the control location.

The power control unit is provided with an input / output means for information signals to and from terminals connected to the power control unit, and the information signals are transmitted / received to / from the controller or other terminals using a power line or LAN. By doing so, power line communication or LAN communication can be performed using the power supply control unit.

It is assumed that a plurality of terminals can be connected to the power supply control unit, and the power supply control of the terminals connected to the same power supply control unit is performed simultaneously, so that the terminals connected to the same power supply control unit can be connected to each other. Power management can be done at once.

It is assumed that a plurality of terminals can be connected to the power control unit, each terminal is provided with an identifying means for identifying the terminal, and the controller controls the power of a specific terminal by the identifying means. The power of each terminal can be controlled individually.

By providing a plurality of power supply control units and allowing the power supply control of each power supply control unit to be performed simultaneously by the controller, the power supply control of the entire system can be performed simultaneously.

A plurality of power supply control units are provided, and each power supply control unit is provided with an identification means for specifying the power supply control unit so that the controller can control the power supply of the specific power supply control unit by the identification means. This allows power management for each power control unit.

By combining the power supply control unit and one of the terminals connected to the same power supply control unit, a function similar to that of the controller for controlling the other power supply control unit is provided, and the same power line or By making it possible to control other power supply control units connected to the LAN, it becomes possible to control the power supply of the entire system from any terminal.

A plurality of power supply control units are provided, and one of the power supply control units receives a control command from the controller so that the power supply control unit can control the power supply of the other power supply control units. Power can be controlled organically between machines.

The power control of the other power control unit performed by the power control unit in response to the control command from the controller is performed by the terminal connected to the power control unit because of the operation of the terminal connected to the power control unit. When it becomes necessary or unnecessary, it becomes possible to control the power supply of other terminals depending on the operating status of the terminal.

The power supply control unit is provided with a clock function, and the power supply control of the other power supply control unit, which receives the control command from the control unit, is controlled by the time specified by the same control unit. You can control the power supply of the slave unit according to the actual time.

[0024]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A remote power supply control system according to the present invention will be described in detail below with reference to the drawings. FIG. 1 is a block diagram of an embodiment of a remote control system according to the present invention. According to the power supply control command of the terminal input from the input unit 1a such as a keyboard, the control unit 1c of the controller 1 puts the power supply control signal on the power line L1 through the interface 1d with the power line including a power line communication modem. In the power supply control unit 2, the control unit 2b receives the power supply control signal from the power line L1 via the interface 2a such as a power line communication modem, controls the opening and closing of the power switch 2c, and is a terminal connected to the output side of the power switch 2c. Controls the power supply of 3, 3 ... An open / close detector 2d for detecting the open / closed state of the power supply is provided on the output side of the power switch 2c.
From the output of d, the control unit 2b detects the open / closed state of the power switch 2c, determines whether or not the power switch 2c is activated, and sends the response information from the interface 2a onto the power line L1. The same information is received by the control unit 1c via the interface 1d of the controller 1 and displayed on the display unit 1b. By connecting a plurality of terminals 3, 3, ... To the output side of one power switch 2c, the power of a plurality of terminals can be controlled simultaneously.

Similarly to the above, the power supply control unit 2 receives an information signal from the control unit 1c of the control unit 1 to the terminal unit 3 on the power line L1 via the interface 1d, and the power supply control unit 2 receives the information signal. Signal line L to the control unit 2b
It is transferred to the terminal 3 connected in 2. Similarly, terminal 3
A normal power line communication can be performed by sending an information signal from the power control unit 2 to the controller 1.

By connecting a plurality of electric power control units 2, 2, ... To the electric power line L1 and controlling each electric power control unit 2, 2 ,. , The power control units 2, 2, ... Can be controlled simultaneously. Further, as another control method, the power control unit 2 is provided with a storage unit 2e, and the storage unit 2e is previously set.
The identification number of each power supply control unit is stored in, and the identification number of the power supply control unit to be controlled sent from the control unit 1 through the power line L1 is collated, and the power switch 2c is controlled to be opened and closed only when the same. You can also

FIG. 2 is a block diagram of another embodiment of the remote control system according to the present invention. Controller 21 as above
In accordance with the power source control command of the terminal input from the input unit 21a such as a keyboard, the control unit 21c causes the power line L21 to carry a power source control signal through the interface 21d with the power line including a power line communication modem. In the power supply control unit 22, the control unit 22b receives the power supply control signal from the power line L21 via the interface 22a composed of a power line communication modem or the like, and the power switches 22c, 22c,
・ ・ Opening and closing control of each power switch 22c, 22c,
Controls the power supply of the terminals 23a, 23b, ... Connected to the output side of. An open / close detector 22d for detecting the open / closed state of the power source is provided on the output side of the power switches 22c, 22c, ...
.. are provided, and the power supply switches 22c, 22 are controlled by the control unit 22b according to the outputs of the detectors 22d, 22d ,.
The open / closed states of c, ... Are detected to determine whether or not the power supply control signal is activated, and the response information is placed on the power line L21 from the interface 22a. Power line L2
The same information is transmitted through the interface 21 of the controller 21.
It is received by the control unit 21c via d and displayed on the display unit 21b. The power supply control unit 22 is provided with a storage unit 22e,
Terminals 23a, 23 that are connected to the power supply control unit in advance
The identification numbers of b, ... Are stored. The power control unit 22 detects the identification number of the terminal that controls the power sent from the controller 21, and opens or closes the power switch 22c to which the corresponding terminal is connected.

By connecting one terminal 23c and the controller 22b by the signal line L22, and transmitting the power control signal of the other terminal from the terminal 23c in the same manner as described above, the controller 21
Alternatively, the power supply control of one terminal 23c may be performed from another terminal.

Similarly to the above, the power supply control unit 22 receives the power supply control command signal of another terminal transmitted from the controller 21, and the power supply control command signal is sent to the corresponding terminal 23c via the signal line L22. Forward. In the terminal 23c, the power supply control command signal transmits the power supply control signal of the terminal, for example, 22a necessary for the terminal according to the operation status of the terminal to the power supply control unit 22 through the signal line L22,
The control terminal 22b of the power control unit 22 controls the corresponding terminal 23a.
Control the power supply.

It is also possible to incorporate a clock function in the terminal 23c and perform power control of other designated terminals at the commanded time in accordance with the commanded time from the control unit 1 in the same manner as described above.

In the above description, the power supply control signal is transmitted using the power line, but it goes without saying that the same can be performed using the LAN.

[0032]

As described above, the power line or LAN
In a remote power supply control system that controls the power supply of electronic devices from a remote location by using the power supply control unit with a response function of the power supply control result, the control result can be confirmed at the controlled location, improving operability. , The reliable operation of the system is guaranteed.

[Brief description of the drawings]

FIG. 1 is a block diagram of an embodiment of a remote control system according to the present invention.

FIG. 2 is a block diagram of another embodiment of a remote control system according to the present invention.

[Explanation of symbols]

 1 controller 1a input section 1b display section 1c control section 1d interface 2 power supply control unit 2a interface 2b control section 2c power switch 2d open / close detection section 2e storage section 3 terminal L1 power line L2 signal line 21 controller 21a input section 21b display section 21c control unit 21d interface 22 power supply control unit 22a interface 22b control unit 22c power switch 22d open / closed detection unit 22e storage unit 23a terminal 23b terminal 23c terminal L21 power line L22 signal line

Claims (10)

[Claims] 1. A power line communication modem system or a LAN
In a remote power supply control system that uses a (local area network) to control the power supply of a terminal, which is another electronic device, from a remote place by a controller that is one electronic device,
A switch for opening and closing the power supply of the terminal connected to the power line or the LAN, provided with a power supply control unit, a means for detecting the open / closed state of the power supply of the switch, and the means for detecting Information from the power line or LA
A remote power supply control system characterized in that a transmission means for transmitting to the controller using N is provided, and a response indicating whether or not the power supply control unit has normally operated is returned from the power supply control unit to the controller. . 2. A power supply control unit is provided with means for inputting and outputting information signals to and from a terminal connected to the power supply control unit,
The remote power supply control system according to claim 1, wherein the information signal is transmitted and received to and from a controller or another terminal using a power line or a LAN. 3. The remote control according to claim 1, wherein a plurality of terminals can be connected to the power control unit, and the power control of the terminals connected to the same power control unit is performed simultaneously. Power control system. 4. The power supply control unit can be connected to a plurality of terminals, each terminal is provided with identification means for identifying the terminal, and the controller controls the power supply of a specific terminal by the identification means. The remote power supply control system according to claim 1, 2 or 3, wherein the remote power supply control system is capable of being performed. 5. The power supply control unit according to claim 1, wherein a plurality of power supply control units are provided, and the power supply control of each power supply control unit can be performed simultaneously by the controller. Remote power control system. 6. A plurality of power supply control units are provided, each power supply control unit is provided with identification means for identifying the power supply control unit, and the power supply control of the particular power supply control unit can be performed by the identification device in the controller. The remote power supply control system according to claim 1, 2 or 3, wherein 7. A power supply control unit and one of the terminals connected to the same power supply control unit are combined to provide a function similar to that of the controller for controlling another power supply control unit, and the same function is obtained from any power supply control unit. The remote power source according to claim 1, claim 2, claim 3, claim 4, claim 5 or claim 6, wherein the remote power source unit can control another power supply control unit connected to the power line or the LAN. Control system. 8. A plurality of power supply control units, one of the power supply control units receiving a control command from a controller,
The remote power supply control system according to claim 1, wherein the power supply control unit can control the power supply of another power supply control unit. 9. The power control of another power control unit, which is performed by the power control unit in response to a control command from the controller, is connected to the other power control unit due to the operation of the terminal connected to the power control unit. 9. The remote power supply control system according to claim 8, wherein the terminal is required or unnecessary. 10. A power supply control unit is provided with a clock function,
9. The remote power supply control system according to claim 8, wherein the power supply control of the other power supply control unit, which the power supply control unit receives the control command from the controller, is performed at a time designated by the controller.