TWI416837B - Power management device and method therefor - Google Patents

Abstract

A power management device manages a plurality of controlled devices disturbed in a plurality of controlled areas. Each controlled area has an area identifier, and includes one or more controlled devices. The power management device includes a time control module and a data processing module. The time control module is used to determine whether a current time is a controlled time. The data processing module is used to obtain each area identifier information about human existence from each controlled area when the current time is a controlled time, and determine whether one or more controlled areas with no body need to be controlled, and sends a power-off control command to the one or more controlled areas with no body and needed to be controlled, so as to turn off the controlled devices therein. A power management method is also provided.

Description

Power management device and power management method thereof

The present invention relates to network communication, and more particularly to a power management device and a power management method thereof.

With the development of technology and the improvement of people's living standards, the types of electronic equipment such as office equipment and home appliances are increasing, and the power consumption is also increasing. The world is advocating environmental protection concepts of energy conservation and emission reduction, while electronic equipment such as office equipment and household electrical appliances are often wasted due to long-term uselessness due to work or forgotten to close.

In order to respond to the call for environmental protection, save energy, and benefit future generations, it is urgent to provide a power management method to manage the power supply of electronic equipment such as office equipment or home appliances, thereby saving power.

In view of this, it is necessary to provide a power management device for managing power supply of an electronic device, thereby saving power.

In addition, it is also necessary to provide a power management method for use in the above power management device for managing power supply of an electronic device, thereby saving power.

A power management device provided in an embodiment of the present invention for managing a plurality of controlled devices The controlled devices are distributed over a plurality of controlled regions, each controlled region having an area identification code and including one or more controlled devices. The power management device includes a memory, a time control module, a data processing module, and a processor. The memory is used to store a region identifier of a plurality of controlled areas that need to be managed. The time control module is configured to determine whether the current time is a control time. The data processing module is configured to acquire the area identification code of each controlled area and the information of whether any people exist from each controlled area when the current time is the control time, and determine whether each controlled area is controlled and unattended. The area is controlled and a power down control command is transmitted to the controlled area that needs to be controlled and unattended to shut down the controlled device in the area. The processor is configured to execute the time control module and the data processing module.

Preferably, the power management apparatus further includes a monitoring power line communication data machine connected to the controlled areas via the power line for receiving the area identification code of each controlled area when the controlled device is turned on.

Preferably, the data processing module is further configured to receive the area identification code multicasted by each controlled area via the monitoring power line communication data machine.

Preferably, the data processing module is further configured to transmit a first multicast request packet via the monitoring power line communication data device to request a zone identification code of each controlled area, and receive each controlled device via the monitoring power line communication data machine. The area ID of the area.

Preferably, the first multicast request packet is a transmission control protocol packet, and includes a region identifier confirmation field, a region identifier field, and a region identifier field, wherein the region identifier confirmation field is used to notify the The controlled area needs to reply to its area ID The area identifier field is used to require the controlled area to place the returned area identifier into the area identifier field.

Preferably, the data processing module is further configured to receive, by the monitoring power line communication data machine, information about whether a person is present in each controlled area.

Preferably, the data processing module is further configured to transmit, by the monitoring power line communication data machine, a second multicast request packet to request information about whether each controlled area exists, and receive each received via the monitoring power line communication data machine. Information on whether someone exists in the control area.

A power management method provided in an embodiment of the present invention is configured to manage a plurality of controlled devices distributed in a plurality of controlled areas, each controlled area having an area identification code and including one or a plurality of controlled devices, The power management method includes the following steps: providing a region identifier of a controlled area that needs to be controlled; determining whether the current time is a control time; if the current time is a control time, acquiring a controlled area from each controlled area. The area identification code and information about whether someone exists; determine whether each controlled area is a controlled area that needs to be controlled and is unmanned; and if the controlled area is a controlled area that needs to be controlled and is unmanned, the power-off control command is transmitted to A controlled area that needs to be controlled and unattended to shut down the controlled device in that area.

Preferably, the step of obtaining the area identification code of each controlled area from each controlled area and the information of whether the person exists or not includes: providing a monitoring power line communication data machine, connecting to the controlled areas via the power line; and when there is The area identification code of each controlled area is received via the monitored power line communication data machine when the controlled device is turned on.

Preferably, the area identification code of each controlled area is obtained from each controlled area and is The information on whether or not there is included includes the step of receiving the area identification code multicasted by each controlled area via the monitoring power line communication data machine.

Preferably, the obtaining the area identification code of each controlled area from each controlled area and the information of whether the person exists or not includes the following steps: transmitting the first multicast request packet via the monitoring power line communication data machine to request each area a zone identification code; and receiving, by the monitored power line communication data machine, an area identification code replied by each controlled area.

Preferably, the first multicast request packet is a transmission control protocol packet, and the transmission control packet includes a area identifier confirmation field, a region identifier position field, and an area identifier field, where the area identifier confirmation field is used for The controlled area needs to be replied to its area identification code, and the area identification code location field is used to require the controlled area to place the returned area identification code into the area identification code field.

Preferably, the obtaining the area identification code of each controlled area from each controlled area and the information about whether the person exists or not includes the following steps: receiving, by the monitoring power line communication data machine, whether the multicast of each controlled area is present Information.

Preferably, the obtaining the area identification code of each controlled area from each controlled area and the information of whether the person exists or not includes the following steps: transmitting a second multicast request packet via the monitoring power line communication data machine to request each controlled Information on whether there is any presence in the area; and receiving information on whether or not someone exists in each controlled area via the monitoring power line communication modem.

The above and many advantages of the invention will be readily apparent from the following detailed description of the preferred embodiments.

100‧‧‧Monitoring area

110, 110a‧‧‧Power management device

111‧‧‧Time Control Module

113‧‧‧ Data Processing Module

115‧‧‧ processor

117‧‧‧ memory

120‧‧‧Monitoring power line communication data machine

200‧‧‧ controlled area

210‧‧‧Controlled power line communication data machine

220‧‧‧Monitor

221‧‧‧ Human Body Detection Module

230‧‧‧Controlled device

500‧‧‧ Transmission Control Protocol Packets

510‧‧‧ head

520‧‧‧Information

521‧‧‧Registration ID Confirmation Field

522‧‧‧Zone ID location field

523‧‧‧Registration ID field

1 is a diagram showing an implementation environment diagram of a power management device and a functional module diagram of an embodiment of the present invention.

2 is a diagram showing an implementation environment diagram of a power management device according to the present invention and a functional module diagram of another embodiment.

3 is a schematic diagram of an embodiment of a transmission control protocol packet employed by the power management apparatus of the present invention.

4 is a flow chart of an embodiment of a power management method of the present invention.

1 is a diagram showing an implementation environment diagram of a power management device 110 of the present invention and a functional module diagram of an embodiment. In the present embodiment, the power management device 110 and the Power Line Communication (PLC) modem (Modem) 120 are located in the monitoring area 100 for managing the plurality of controlled devices 230, and the plurality of controlled devices 230 are distributed in plural Controlled area 200. Each controlled area 200 has a zone identification code and includes a controlled power line communication modem 210, a monitoring device 220, and one or more controlled devices 230. Each electronic device (such as the power management device 110 and the monitoring power line communication data device 120) in the monitoring area 100 and each electronic device in each controlled area 200 (such as the monitoring power line communication data machine 210, the monitoring device 220, and the receiving device) The control devices 230) are each connected via a Power Line 300. These electronic devices are plugged into their respective power plugs (PLUGs) to form a Power Line Communication (PLC) system that does not require additional wiring.

When the power management device 110 is applied to the power management of the office, the power management device 110 may be a server, and the monitoring area 100 may be the central office. The plural controlled area 200 may be a research and development office, a human resources office, a laboratory, or a production line area.

When the power management device 110 is applied to power management of a home, the power management device 110 may be a home gateway or a set-top box, the monitoring area 100 may be a living room, and the plurality of controlled areas 200 may be a bedroom or a study room or the like.

In an embodiment of the present invention, in each controlled area 200, the monitoring device 220 detects whether a person exists in the controlled area 220 by the human body detecting module 221, and periodically multicasts the controlled area 200 in the controlled area. Whether there is information existing, or based on the request of the power management apparatus 110, replies to the information existing in the controlled area 200 in which it is located to the power management apparatus 110. The controlled power line communication data machine 210 acquires an on or off state from the plurality of controlled devices 230, and determines whether or not the controlled device 230 is turned on in the controlled area 200 in which it is located. When the controlled device 230 is turned on, the controlled power line communication data machine 210 may periodically multicast the area identification code of the controlled area 200 in which it is located, or reply to the controlled area 200 where it is located based on the request of the power management apparatus 110. The area identification code is to the power management device 110.

In the monitoring area 100, the power management apparatus 110 acquires the area identification code of each controlled area 200 and the information of whether or not someone exists from each controlled area 200 via the monitoring power line communication data machine 120 at the control time, and judges each controlled Whether the area 200 is a controlled area 200 that needs to be controlled and unattended, and transmits a power down control command to the controlled area 200 that needs to be controlled and unattended to turn off the controlled device 230 in the area, thereby conserving power.

It should be noted that the monitoring power line communication data unit 120 can be not only an independent The device (shown in Figure 1) can also be integrated into the power management device 110a (as shown in Figure 2). Similarly, the controlled power line communication data machine 210 can be not only a stand-alone device (as shown in FIG. 1 ), but also integrated into any of the controlled devices 230 in the controlled area 200 (not shown). . Similarly, the monitoring device 220 can be not only a stand-alone device (as shown in FIG. 1), but also integrated into any of the controlled devices 230 (not shown) in the controlled area 200.

In an embodiment of the invention, the power management device 110 includes a time control module 111, a data processing module 113, a processor 115, and a memory 117. The memory 117 is used to store a plurality of area identification codes of the controlled area 200 that need to be managed. The processor 115 is configured to execute the time control module 111 and the data processing module 113. The time control module 111 is configured to determine whether the current time is a control time.

The data processing module 113 is configured to obtain, from each controlled area 200, the area identification code of each controlled area 200 and information about whether someone exists, when the current time is the control time, and determine whether each controlled area 200 needs to be controlled. And the unmanned controlled area, and transmits a power down control command to the controlled area 200 that needs to be controlled and unattended to close the controlled device 230 in the area.

In an embodiment of the present invention, each controlled power line communication data unit 210 determines whether there is a controlled device 230 in the controlled area 200 in which it is located, and periodically multicasts when the controlled device 230 is turned on. The area identification code of the controlled area 200. The data processing module 113 receives the area identification code of each controlled area 200 multicast by each of the controlled power line communication data units 210 via the monitoring power line communication data unit 120.

In another embodiment of the present invention, the data processing module 113 transmits power through the monitoring line. The modem 120 transmits a first multicast request packet to each of the controlled areas 200 to request the area identification code for each of the controlled areas 200. After receiving the first multicast request packet, each of the controlled power line communication data sets 120 determines whether the controlled device 230 is turned on in the controlled area 200, and replies when the controlled device 230 is turned on. The area identification code of the controlled area 200 is to the power management device 110. The data processing module 113 is further configured to receive the area identification code of the controlled area 200 replied by the controlled power line communication data machine 210 via the monitoring power line communication data machine 120.

In an embodiment of the present invention, the monitoring device 220 in each controlled area 200 detects whether there is a person in each controlled area 200 by the human body detecting module 221, and periodically multicasts information on whether or not someone exists. The data processing module 113 receives, via the monitoring power line communication data unit 120, information about whether each controlled area 200 multicast by each monitoring device 220 exists.

In another embodiment of the present invention, the data processing module 113 transmits a second multicast request packet to each of the controlled areas 200 via the monitoring power line communication data machine 120 to request information on whether or not each controlled area 200 is present. When receiving the second multicast request packet, the monitoring device 220 in each controlled area 200 replies with information about whether someone exists to the power management device 110. The data processing module 113 then receives, via the monitoring power line communication data unit 120, information about whether each controlled area 200 replied by each of the controlled power line communication data units 210 is present.

3 is a schematic diagram of an embodiment of a Transmission Control Protocol (TCP) packet 500 employed by the power management device 110 of the present invention. In the present embodiment, the transmission control protocol packet 500 can be transmitted to the controlled power line communication data machine by the power management device 110 via the monitoring power line communication data machine 120. The first multicast request packet of 210, or the packet that the controlled power line communication modem 210 replies to the power management device 110.

The Transmission Control Protocol Packet 500 includes a Header Field 510 and a Data Field 520. The head field 510 is set completely in accordance with the transmission control protocol. The data field 520 includes an identification for area ID field 521, an area ID storage location field 522, and an area ID field 523. When the transmission control protocol packet 500 is the first multicast request packet transmitted by the power management device 110 to the controlled power line communication data machine 210 via the monitoring power line communication data machine 120, the area identification code confirmation field 521 is used to inform the controlled power line communication. The data machine 210 needs to reply its area identification code, and the area ID storage location field 522 is used to inform the controlled power line communication data machine 210 that the location of the area identification code is the area ID (Area ID) field. Bit 523, which requires the controlled power line communication modem 210 to place the replied area identification code into the Area ID field 523.

After the controlled power line communication data machine 210 receives the first multicast request packet, after analyzing the area identification code confirmation field 521 and the area identification code position field 522 in the data field 520, it is controlled as required. The area identification code of the area 200 is replied to the area management code field 523 of the reply transmission control protocol packet 500 to the power management apparatus 110. The power management device 110 parses the area identification code in the area identification code field 523 after receiving the reply transmission control protocol packet 500.

4 is a flow chart of an embodiment of a power management method of the present invention. The power management method in the embodiment of the present invention is implemented by the functional module in FIG.

In step S100, the time control module 111 determines whether the current time is the control time.

If the current time is the control time, in step S102, the data processing module 113 acquires the area identification code of each controlled area 200 and the information about whether someone exists, from each controlled area 200.

In an embodiment of the present invention, each controlled power line communication data unit 210 determines whether there is a controlled device 230 in the controlled area 200 in which it is located, and periodically multicasts when the controlled device 230 is turned on. The area identification code of the controlled area 200. The data processing module 113 receives the area identification code for each of the controlled areas 200 from each of the controlled power line communication data units 210 via the monitoring power line communication data unit 120.

In another embodiment of the present invention, the data processing module 113 transmits a first multicast request packet to each of the controlled areas 200 via the monitoring power line communication data machine 120 to request the area identification code of each of the controlled areas 200. After receiving the first multicast request packet, each of the controlled power line communication data sets 120 determines whether the controlled device 230 is turned on in the controlled area 200, and replies when the controlled device 230 is turned on. The area identification code of the controlled area 200 is to the power management device 110. The data processing module 113 is further configured to receive the area identification code of the controlled area 200 from the controlled power line communication data machine 210 via the monitoring power line communication data machine 120.

In an embodiment of the present invention, the monitoring device 220 in each controlled area 200 detects whether there is a person in each controlled area 200 by the human body detecting module 221, and periodically multicasts information on whether or not someone exists. The data processing module 113 receives information from each of the monitoring devices 220 as to whether or not any controlled area 200 is present via the monitoring power line communication data unit 120.

In another embodiment of the present invention, the data processing module 113 transmits a second multicast request packet to each of the controlled areas 200 via the monitoring power line communication data machine 120 to request information on whether or not each controlled area 200 is present. When receiving the second multicast request packet, the monitoring device 220 in each controlled area 200 replies with information about whether someone exists to the power management device 110. The data processing module 113 then receives, from each of the controlled power line communication modems 210, information about whether or not each controlled area 200 is present via the monitored power line communication data unit 120.

In step S104, the data processing module 113 determines whether each of the controlled areas 200 is a controlled area 200 that needs to be controlled and is unmanned.

If the controlled area 200 is a controlled area 200 that needs to be controlled and is unattended, then in step S106, the data processing module 113 transmits a power-off control command to the controlled area 200 that needs to be controlled and unattended to close the controlled area. Device 230.

In the embodiment of the present invention, the power management apparatus 110 and its power management method save power by transmitting a power-off control command to the controlled area 200 that needs to be controlled and unattended to turn off the controlled apparatus 230 in the area.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. The above description is only the preferred embodiment of the present invention, and equivalent modifications or variations made by those skilled in the art will be included in the following claims.

Claims (8)

A power management device for managing a plurality of controlled devices, the controlled devices being distributed in a plurality of controlled areas, each controlled area having an area identification code and including one or a plurality of controlled devices, the power management device comprising: The memory is used to store a plurality of area identification codes of the controlled area that needs to be controlled; the time control module is configured to determine whether the current time is the control time; and the monitoring power line communication data machine is connected to the controlled area via the power line, Receiving an area identifier of each controlled area when the controlled device is turned on; and a data processing module, configured to acquire a area identifier of each controlled area from each controlled area when the current time is the control time and Whether there is information on whether there is any controlled area, whether each controlled area is a controlled area that needs to be controlled and unmanned, and transmits a power-off control command to a controlled area that needs to be controlled and unattended to close the controlled device in the area, and via The monitoring power line communication data machine transmits a first multicast request packet to request a zone identification code for each controlled area, and via the monitoring The force line communication data machine receives the area identification code replied by each controlled area; and the processor is configured to execute the time control module and the data processing module; wherein the first multicast request packet is a transmission control protocol packet The area identification code confirmation field, the area identification code location field and the area identification code field are used, and the area identification code confirmation field is used to inform the controlled area that the area identification code needs to be replied to, and the area identification code position is The field is used to require the controlled area to place the replied area identifier into the area identifier field. The power management device according to claim 1, wherein the data processing module The group is also operative to receive a zone identification code multicasted by each controlled area via the monitored power line communication modem. The power management device of claim 1, wherein the data processing module is further configured to receive, by the monitoring power line communication data machine, information about whether a person is present in each controlled area. The power management device of claim 1, wherein the data processing module is further configured to transmit, by the monitoring power line communication data machine, a second multicast request packet to request information about whether each controlled area exists. And receiving, by the monitoring power line communication data machine, information about whether any person exists in each controlled area. A power management method for managing a plurality of controlled devices distributed in a plurality of controlled areas, each controlled area having an area identification code and including one or a plurality of controlled devices, the power management method including the following Step: providing a plurality of area identification codes of the controlled area to be controlled; providing a monitoring power line communication data machine for connecting to the controlled areas via the power line; determining whether the current time is the control time; if the current time is the control time, Acquiring, from each controlled area, a region identifier of each controlled area and information on whether or not a person exists; transmitting, by the monitoring power line communication data machine, a first multicast request packet to request a region identifier of each region, wherein the A multicast request packet is a transmission control protocol packet, and the transmission control packet includes a region identifier confirmation field, a region identifier field, and a region identifier field, and the region identifier confirmation field is used to notify the controlled packet The area needs to reply to its area identifier, which is used to request that the controlled area will Stacking area identification reply to the region identifier field; Receiving, by the monitoring power line communication data machine, information about whether or not a person exists in each controlled area; receiving, by the monitoring power line communication data machine, an area identification code replied by each controlled area; determining whether each controlled area is a controlled area that needs to be controlled and unattended; and if the controlled area is a controlled area that needs to be controlled and unattended, the power down control command is transmitted to the controlled area that needs to be controlled and unattended to close the controlled device in the area . The power management method according to claim 5, wherein the obtaining the area identification code of each controlled area from each controlled area and the information of whether the person exists or not includes the following steps: receiving, by the monitoring power line communication data machine The area identifier that is multicast for each controlled area. The power management method according to claim 5, wherein the obtaining the area identification code of each controlled area from each controlled area and the information of whether the person exists or not includes the following steps: receiving, by the monitoring power line communication data machine Information on whether or not someone is present in each controlled area. The power management method according to claim 5, wherein the obtaining the area identification code of each controlled area from each controlled area and the information of whether the person exists or not includes the following steps: transmitting the data line communication data machine via the monitoring power line The second multicast request packet is configured to request information on whether or not any controlled area exists; and the monitoring power line communication data machine receives information on whether or not any person exists in each controlled area.