WO2002078266A1 - Appareil de commande d'alimentation - Google Patents
Appareil de commande d'alimentation Download PDFInfo
- Publication number
- WO2002078266A1 WO2002078266A1 PCT/JP2002/002827 JP0202827W WO02078266A1 WO 2002078266 A1 WO2002078266 A1 WO 2002078266A1 JP 0202827 W JP0202827 W JP 0202827W WO 02078266 A1 WO02078266 A1 WO 02078266A1
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- WO
- WIPO (PCT)
- Prior art keywords
- power control
- power
- external device
- unit
- power supply
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2803—Home automation networks
- H04L12/2816—Controlling appliance services of a home automation network by calling their functionalities
- H04L12/282—Controlling appliance services of a home automation network by calling their functionalities based on user interaction within the home
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/12—Arrangements for remote connection or disconnection of substations or of equipment thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
- H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
- H04N21/4263—Internal components of the client ; Characteristics thereof for processing the incoming bitstream involving specific tuning arrangements, e.g. two tuners
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/43615—Interfacing a Home Network, e.g. for connecting the client to a plurality of peripherals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network
- H04N21/43632—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network involving a wired protocol, e.g. IEEE 1394
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
- H04N21/4432—Powering on the client, e.g. bootstrap loading using setup parameters being stored locally or received from the server
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2803—Home automation networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2803—Home automation networks
- H04L2012/2847—Home automation networks characterised by the type of home appliance used
- H04L2012/2849—Audio/video appliances
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
Definitions
- the present invention relates to a power supply control device for turning on or off power in an internal video device connected to a digital network such as IEEE1394 by a power supply control command from another device.
- TV television receiver
- power operation is performed from outside the TV main body, that is, the TV main body is turned on by a remote controller in most cases.
- the TV main unit receives a power-on command by a remote control signal from the standby state, the TV main unit turns on.
- Such power-on is obviously when the user is in the room and operates the TV power.
- control commands for audio / video equipment are standardized by industry standardization organizations. By implementing a device control command processing program in accordance with this standard, it has become possible to operate each audio / video device, including TVs, DVD players, and VTRs, via a network. This standard specifies power control commands (commands).
- the main power is turned on when the scheduled time comes from the standby state, the power status of the TV is checked, and if the power is off, Issue a power control command to turn on the TV and start recording.
- the VTR sends a command to turn on the power of the entire device to the TV, the monitor including the CRT and the video output circuit will operate. It is not preferable for a TV to emit a CRT when a TV user is not present. This has disadvantages not only in safety but also in power saving.
- Audio and video equipment is generally composed of multiple functional blocks.However, the specification of the functional blocks to be turned on by the power control command is up to the device to be controlled. For example, when the user is not in the room or the power of the TV display or monitor is not turned on unnecessarily. Disclosure of the invention
- the present invention has been made in view of such a conventional problem, and, among a plurality of devices connected via a network, one device (referred to as a control device) is connected to another device (a control target).
- the purpose is to be able to output power control commands for each functional block to the device.
- Another object of the present invention is to realize a power supply control device that can be turned on or off so as to save power according to the type of a device to be controlled, the operation status of the device, and the like.
- the power supply control device of the present invention is a power supply control device for controlling the power supply of an own device including at least one function block by a power supply control command from an external device connected to a network, and comprising a power supply control command for an external device.
- Command transmission / reception unit for receiving the response of the own device, transmitting / receiving the response of the own device, a power control unit for turning on / off the power of the own device at least in functional block units, and
- a power control determining unit that determines whether to turn on and off the power of each functional block, and outputs a determination result to the power control unit. It is characterized by.
- the present invention further comprises a judgment information recording unit for preliminarily storing judgment information as to whether to validate or invalidate the power control command from the external device for each function block of the own device. Is determined when a power control command is received from an external device.Based on the information in the information recording section, it is determined whether execution of the power control command is enabled or disabled. Only the power on / off of each function block can be determined based on the power control command, and the determination result can be output to the power control unit.
- the present invention provides a judgment information recording unit for preliminarily storing judgment information as to whether to validate or invalidate a power control command from an external device for each function block of the own device, and a type of the external device connected to the network. And an external device identification unit that identifies at least one of the function and the power control determination unit, based on information in the determination information recording unit when a power control command is received from the external device. Whether to execute or not to execute the device, and whether the device has been operated by the user according to at least one of the type and function of the external device identified by the external device identification unit. If it is determined that the device is operated by the user, an externally input power control command is output to the power control unit; otherwise, the externally input power control signal is output. It can be output to the power control unit based on the determination result.
- FIG. 1 is a system configuration diagram showing a system in which a plurality of audio / video devices are connected to a network.
- FIG. 2 is a system configuration diagram of a control target device including a power supply control device and a control device according to Embodiment 1 of the present invention.
- FIG. 3 is a system configuration diagram of a control target device including a power supply control device and a control device according to Embodiment 2 of the present invention.
- FIG. 4 is an explanatory diagram of information held in a judgment information recording unit in the power supply control device according to the second embodiment.
- FIG. 5 is a flowchart showing an example of a processing procedure for turning on the power based on the determination information in the power supply control device according to the second embodiment.
- FIG. 6 is a system configuration diagram of a controlled device and a control device including a power control device according to Embodiment 3 of the present invention.
- FIG. 7 is an explanatory diagram of information held by an external device identification unit in the power supply control device according to the third embodiment.
- FIG. 8 is a flowchart showing an example of a processing procedure for turning on the power in the power supply control device according to the third embodiment.
- FIG. 9 is an explanatory diagram showing an example of a state of a connected device in the power supply control device according to the third embodiment.
- FIG. 1 shows an example in which a plurality of audio / video devices are connected to the network 1.
- VTR, TV, VCR, DVC, and PC are connected to the network 1.
- These devices may operate as the control device 2 themselves, may operate as the controlled device 3, or may operate as having both functions.
- PC is a personal computer and operates as the control device 2.
- VTR is a video tape recorder
- TV is a television receiver having a tuner section and a monitor section including a CRT
- VCR is a video camera recorder
- DVC is a digital video camera, and both are control devices.
- the device 3 to be controlled.
- the audio / video device has a function as a device to be controlled in order to perform power control, even if the user is not present, such as executing a reservation, a power-on command is transmitted over the network to control the device. Can be turned on. This overall configuration is common to each embodiment. Below each An embodiment will be described.
- FIG. 2 is a block diagram showing a basic connection relationship of each device including the power control device according to Embodiment 1 of the present invention.
- a control device 2 and a control target device 3A are connected via a network 1.
- the control device 2 and the control target device 3A are, for example, home audio and video devices. Even if the devices are identical in configuration, the control side is called control device 2 and the device to be controlled is called control target device 3A. Therefore, the control device 2 has a function of transmitting a control command for operating another device, and the control target device 3 has a function of executing the transmitted control command.
- the control device 2 includes a command transmitting / receiving unit 4S and a control unit 5.
- the control unit 5 issues a power-on control command to the controlled device 3A and interprets the response returned from the controlled device 3A.
- the command transmission / reception unit 4S transmits a control command output from the control unit 5 via the network 1 and receives a response from the controlled device 3A.
- the control target device 3A includes a command transmission / reception unit 4R, a command execution unit 6, a power control unit 9, and a block of the device itself.
- the power control device of each embodiment includes at least a command transmitting / receiving unit 4R, a power control determining unit 8, and a power control unit 9.
- the command execution unit 6 receives a control command from the control device 2 via the command transmission / reception unit 4R, determines a command type, and performs a corresponding command process.
- the command execution unit 6 is composed of a block consisting of a channel selection control judgment unit 7 that selects broadcasting and a power control judgment unit 8 that judges whether power is turned on or off. Is done.
- the configuration of such a command execution unit differs depending on the function of the device.
- the power control judging unit 8 receives the power control given via the command transmitting / receiving unit 4R.
- the power on / off of each block is determined based on the command, and the result of the determination is output to the power control unit 9.
- the power control unit 9 turns on or off the power of the own device at least in units of blocks.
- the control target device 3A is a TV, a tuner unit 11, a monitor unit 12, and the like are additionally provided.
- the c control device 2 which describes the basic operation of power control in the controlled device 3A, instructs the controlled device 3A to turn on and off power.
- the control unit 5 generates a power-on command in accordance with the command transmission format, and outputs it to the network 1 via the command transmission / reception unit 4S.
- the control target device 3A receives the control command addressed to itself by the command transmission / reception unit 4R, and interprets the control command by the command execution unit 6.
- the control target device 3A determines from the command format that the command is a power control command
- the control target device 3A transfers the process to the power control determination unit 8.
- the power control determining unit 8 determines which block of the controlled device 3A is a command to turn on or off the power.
- a command (power control command) for turning on or off the power of the corresponding block is output to the power control unit 9.
- the power control unit 9 independently controls the power of the tuner unit 11 or the monitor unit 12 including the CRT.
- the power control determination unit 8 After the power control unit 9 turns on or off the power of the predetermined block, the power control determination unit 8 generates the result in accordance with the reply format and transmits the result to the control device 2 via the command transmission / reception unit 4R. Yes ⁇ In the control device 2, the command transmission / reception unit 4S receives the response from the control target device 3A and notifies the control unit 5. This allows the control device 2 to know that the power-on and power-off operations of the controlled device 3A have been completed. By using such a control method, it is possible to control power from a specific device connected to the network 1 to another device. Command formats such as IEEE1394 power control are based on 1394 Trade, an industry standardization organization.
- FIG. 3 is a configuration diagram showing a basic connection relationship of each device including a power supply control device according to the second embodiment.
- the controlled device 3B includes a command transmitting / receiving unit 4R, a command unit 6 having a channel selection control determining unit 7 and a power control determining unit 8, and a power control unit 9, and a determination information recording unit 10. It is comprised including.
- the controlled device 3B is a TV, a tuner 11 and a monitor 12 are provided.
- the judgment information recording unit 10 is configured by a nonvolatile memory such as an EEPROM, and holds flag information for enabling or disabling execution of a command as a judgment information when an external power control command is received. Things. For example, even if a power control command is issued from an external device, the flag is set to 0 if the command is invalidated and not executed, and the flag is set to 1 if it is valid. At this time, the power control determination unit 8 reads the flag information from the determination information recording unit 10 in advance, and when receiving the power control command from the control device 2, determines whether to execute an instruction based on the flag information. Is determined, and a power control command is given to the power control unit 9.
- a nonvolatile memory such as an EEPROM
- flag information for each block is set in the determination information recording unit 10.
- blocks are individually provided, such as a tuner unit 11 for performing a channel selection operation and a monitor unit 12 for displaying an image, such as a TV, and power control is performed for each block.
- the power of each block can be turned on and off individually by a power control command from the external control device 2.
- FIG. 4 shows an example of flag information recorded in the determination information recording unit 10 of the present embodiment.
- 21 is the block identification information
- 2 2 is the flag information.
- the controlled device 3B is a TV having a decoder for a communication satellite or a broadcasting satellite in the tuner
- the block identification unit is the entire device (UN IT), tuner (TUNER), monitor (MON IT). OR). Then, as a flag indicating the presence or absence of power control, invalid is set to 0, and valid is set to 1.
- the block identification information 21 may be identified using a unique number in the device instead of a character string.
- the control target device does not need to check the value of the flag of each block, and all blocks accept power control.
- the flag of the entire device (UNIT) is 0, the flag of each block belonging to the lower level is checked.
- the flag is 1
- the power control of the block is performed.
- the flag is 0, the power control is performed. Shall not be performed.
- FIG. 5 is a flowchart illustrating an example of a power-on process when the controlled device 3B is a TV.
- the command execution unit 6 starts interpreting the command.
- step S2 information is read from the determination information recording unit 10.
- step S4 the flag of the unit is checked. If it is 1, the process branches to step S5.
- step S5 the tuner unit 11 and the monitor unit 12 are turned on to control the power of the entire device. If the power of the unit is not turned on in step S3, the process proceeds to step S6, and it is checked whether or not the command is for turning on the tuner.
- step S7 to check the tuner flag of the judgment information recording unit 10. If the unit flag is 0 in step S4, the flow advances to step S8 to check the tuner flag in the determination information recording unit 10. If the tuner flag is 1 in steps S7 and S8, the flow branches to step S9 to turn on the power of the tuner. If the tuner is not turned on in step S6, and if the tuner flag is 0 in step S7, the flow advances to step S10 to determine whether the command is for turning on the monitor. Check if If the command is a monitor power-on command, the flow advances to step S11 to check whether the monitor flag of the determination information recording unit 10 is "1". If this flag is 1, the monitor is turned on in step S12.
- all the flags of the determination information recording unit 10 in the controlled device 3B may be set to 0.
- the values of these flags are set in advance at the time of initial setting, but the function of setting using the display such as LED or the on-screen display (OSD) of the TV screen is displayed so that the user can freely set them. May be.
- FIG. 6 is a configuration diagram showing a basic connection relationship of each device including the power supply control device according to the present embodiment. Also in this case, the same parts as those in Embodiments 1 and 2 are denoted by the same reference numerals, and the description thereof is omitted.
- the control target device 3C of the present embodiment includes a command transmission / reception unit 4R, a command execution unit 6 having a channel selection control determination unit 7 and a power control determination unit 8, a power supply control unit 9, and a determination information record. It includes an external device identification unit 13 in addition to the unit 10.
- the controlled device 3C is a TV, a tuner 11 and a monitor 12 are provided.
- the external device identification unit 13 checks all devices to be controlled connected to the network 1, that is, audio and video devices, detects the type and function of each device, and creates an information table to be described later. .
- a command to check the elements that make up the equipment is defined as a mandatory command.
- the SUBUNIT INFO command is used to check the functions that make up a device.
- the UNIT INFO command is used to check the typical functions of the device to determine the type.
- the functions include a monitor that is a component of audio and video equipment, a disk recorder / player, a tape recorder / player, a tuner, a camera and an electronic bulletin board called a resource schedule board that publishes reservation information inside the equipment. Bulletin Board, indicated as BB on the drawing).
- FIG. 7 is an example showing an information table indicating the functional configuration of all connected devices and their control states.
- This table has an entry column 23 for identifiers, a column 24 for each device type, and a column 25 for functional configuration.
- This information table is created using the UNIT INFO and SUBUNIT INFO commands.
- a TV generally requires a monitor and a tuner, and is often configured to include a reservation function.
- the response to the SUBUNIT INFO command is a monitor, a tuner, and an electronic bulletin board.
- the response to the UNIT INFO command is a monitor, and the type is TV.
- the external device identification unit 13 uses not only the UNIT INFO command and SUBUNIT INFO command, but also commands that are standardized for each audio and video device.
- the detailed information of the device such as 7 is obtained.
- the TV with the identifier 003 has a monitor and a tuner.
- the TV having the identifier 00 is provided with an electronic bulletin board c.
- the description fields 26 and 27 of the control conditions of the power control are added to the above table.
- the DVC of identifier 007, identifier 009 , The DVD player with the identifier 010, etc. are registered.
- the devices with identifiers 007 and 009 do not have a monitor, etc., and there is no need to control so as not to turn on power to some function blocks contrary to control commands. In this case, the control command from the control device 2 is completely accepted.
- the identifier 001, the tuner of the identifier 002, the TV of the identifiers 003, 004, the identifier 005, and the DVHS of the identifier 006 are registered. It is considered that these devices need to be controlled so as not to power on some function blocks contrary to the control command. Therefore, even if the control target device receives the power control command for turning on the power of the entire device, the power control of each block is performed according to the rules registered in the determination information recording unit 10.
- the device-specific identifier is the EEE1394 Extended Unique
- the output signal mode and tape recording format are used as the device-specific commands for device recognition in the device to be controlled. Discrimination such as DV can be performed.
- the power control determining unit 8 of the control target device 3C in FIG. 6 obtains the type of the control device 2 from the external device identification unit 13 when receiving the power-on control command from the control device 2.
- the power supply control unit 9 in FIG. 6 checks whether the control device 2 that has transmitted the control command is a device that can be identified by a device type or a device that cannot.
- the process proceeds to step T2 to check whether the functional configuration is identifiable. This can be understood by referring to the description column 25 corresponding to the identifier in FIG.
- step T2 If the functional configuration is identifiable in step T2, the process proceeds to step T3, and it is checked whether or not the device requires a user operation based on the description column 26 of the unconditional control in the table of FIG. If the device requires user operation, such as the DVC with identifier 007 and the AMP with identifier 009, the process moves to step T4 and power control is performed according to the control command. It is clear from the type of the control device that the control device 2 operates according to the user's operation, such as the DVC (digital video camera) with the identifier 007 and the DVD player with the identifier 010 shown in FIG. 7. In this case, the power control determination unit 8 does not use the information held by the determination information recording unit 10.
- the DVC digital video camera
- the power control determining unit 8 issues a power control command to the power control unit 9 based on the received power control command.
- the user of the control device 2 determines that a person is present in the vicinity of the control target device 3C, and turns on or off the power.
- step T3 if the device does not require user operation, the process proceeds to step T5 to check whether or not the device has a recording function. This can be determined from the content of column 25 in FIG.
- the process proceeds to step T4, and the power supply of the designated function block is controlled. This is to perform power control according to the obtained command without referring to the contents of the determination information recording unit 10. If a recording function is provided, proceed to step T6 to check the device status.
- Figure 9 shows an example of the device status.
- Equipment user operation condition if is DVHS, the playback, fast forward playback, rewind playback, fast forward, even if c equipment is either like rewinding is a DVD player, but the type of media are different, DVHS walk Playback, fast forward playback, and rewind playback are also available. If the device is a TV, only monitor on is set to the user operation state.
- step T6 It is checked whether the contract information can be obtained. If the contract information cannot be obtained, the process proceeds to step T9. If the contract information can be obtained, the process proceeds to step T8.
- step T8 it is checked whether or not the reservation is being executed. If the reservation is being executed, the process proceeds to step T9. On the other hand, if it cannot be identified in step T1, and if the device configuration cannot be identified in step T2, the process proceeds to step T9.
- step T9 power control is performed in the same manner as in the second embodiment based on the information in the determination information recording unit 10 and the control command in FIG. If the reservation is not being executed, the process proceeds to step T4, and the power of the designated block is controlled. This makes it possible to control the power supply according to the type, function, and usage state of the external device.
- the power is controlled based on the information in the judgment information recording unit 10 in step T9.
- step T9 it can be configured so that all power-on commands are not executed to ensure safety.
- power control from an external device connected to a network can be performed based on the setting information of the own device and the function of the partner device.
- the device is an audio / video device
- power-on control can be performed for the entire device or for each required block in the device.
- the power supply can be operated from an external device in consideration of safety and power saving.
- the present invention can output a power control command for each function block from one device (referred to as a control device) to another device (referred to as a controlled device) between a plurality of devices connected via a network. It can. Further, it is possible to realize a power supply control device that can be turned on or off so as to save power according to the type of the device to be controlled, the operation status of the device, and the like.
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-7015770A KR100527262B1 (ko) | 2001-03-26 | 2002-03-22 | 전원제어장치 |
US10/296,398 US7058458B2 (en) | 2001-03-26 | 2002-03-22 | Power controller |
DE60209334T DE60209334T2 (de) | 2001-03-26 | 2002-03-22 | Vorrichtung zur steuerung der stromversorgung |
EP02707140A EP1376938B1 (en) | 2001-03-26 | 2002-03-22 | Power supply control apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001087481 | 2001-03-26 | ||
JP2001-87481 | 2001-03-26 |
Publications (1)
Publication Number | Publication Date |
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WO2002078266A1 true WO2002078266A1 (fr) | 2002-10-03 |
Family
ID=18942724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2002/002827 WO2002078266A1 (fr) | 2001-03-26 | 2002-03-22 | Appareil de commande d'alimentation |
Country Status (6)
Country | Link |
---|---|
US (1) | US7058458B2 (ja) |
EP (1) | EP1376938B1 (ja) |
KR (1) | KR100527262B1 (ja) |
CN (1) | CN100440822C (ja) |
DE (1) | DE60209334T2 (ja) |
WO (1) | WO2002078266A1 (ja) |
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EP3098716A4 (en) * | 2014-01-20 | 2017-10-11 | Kyocera Corporation | Control system, control device, subject device, and control method |
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- 2002-03-22 WO PCT/JP2002/002827 patent/WO2002078266A1/ja active IP Right Grant
- 2002-03-22 DE DE60209334T patent/DE60209334T2/de not_active Expired - Lifetime
- 2002-03-22 KR KR10-2002-7015770A patent/KR100527262B1/ko not_active IP Right Cessation
- 2002-03-22 US US10/296,398 patent/US7058458B2/en not_active Expired - Lifetime
- 2002-03-22 EP EP02707140A patent/EP1376938B1/en not_active Expired - Lifetime
- 2002-03-22 CN CNB02800874XA patent/CN100440822C/zh not_active Expired - Fee Related
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2407138A2 (en) | 2003-05-21 | 2012-01-18 | Hill-Rom Services, Inc. | Brake release alarm for hospital bed |
CN105320088A (zh) * | 2014-07-14 | 2016-02-10 | 深圳绿米联创科技有限公司 | 一种建筑和家居设备状态绑定方法、装置及系统 |
Also Published As
Publication number | Publication date |
---|---|
US7058458B2 (en) | 2006-06-06 |
DE60209334D1 (de) | 2006-04-27 |
US20030149492A1 (en) | 2003-08-07 |
EP1376938A1 (en) | 2004-01-02 |
KR20030007671A (ko) | 2003-01-23 |
KR100527262B1 (ko) | 2005-11-09 |
EP1376938B1 (en) | 2006-02-22 |
CN1460345A (zh) | 2003-12-03 |
EP1376938A4 (en) | 2005-01-12 |
CN100440822C (zh) | 2008-12-03 |
DE60209334T2 (de) | 2006-10-05 |
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