WO2017215672A1 - Procédé d'alimentation électrique et système d'alimentation électrique dans un système poe - Google Patents

Procédé d'alimentation électrique et système d'alimentation électrique dans un système poe Download PDF

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Publication number
WO2017215672A1
WO2017215672A1 PCT/CN2017/088879 CN2017088879W WO2017215672A1 WO 2017215672 A1 WO2017215672 A1 WO 2017215672A1 CN 2017088879 W CN2017088879 W CN 2017088879W WO 2017215672 A1 WO2017215672 A1 WO 2017215672A1
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Prior art keywords
power supply
chip
supply path
path
backup
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PCT/CN2017/088879
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English (en)
Chinese (zh)
Inventor
李响
屈敬翔
赵兵兵
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中兴通讯股份有限公司
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Publication of WO2017215672A1 publication Critical patent/WO2017215672A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/10—Current supply arrangements

Definitions

  • the present disclosure relates to the field of communications, for example, to a power supply method and a power supply apparatus in a POE system.
  • Power Over Ethernet refers to the transmission of data signals to terminals based on Internet Protocol (IP), without any changes to the Ethernet infrastructure.
  • IP Internet Protocol
  • POE technology can ensure the normal operation of the network while ensuring the safety of structured wiring, minimizing costs.
  • the POE system includes two parts: Power Sourcing Equipment (PSE) and Powered Device (PD).
  • PSE Power Sourcing Equipment
  • PD Powered Device
  • Power supply backup is not available in current Power over Ethernet devices.
  • the effect of power supply backup is generally achieved by designing the power receiving device.
  • the powered device must be backed up by two ports to achieve the purpose of power backup.
  • the patent number "CN200910088410.5" is a method for implementing a power over Ethernet POE.
  • the DC power supply provided by the power supply device PSE is received through at least two ports; the access is from at least two ports.
  • the multi-channel DC power supply performs load balancing processing; the DC power supply subjected to load balancing processing is output to the load.
  • two ports are provided on the power receiving device to receive the current of the power supply device, so that even if the received current of one port on the power receiving device is abnormal, the other port can supply power normally.
  • the related art power receiving device uses two ports for power supply, which not only increases the cost of the powered device, but also is cumbersome and not compatible in practical applications.
  • the present disclosure provides a power supply method and a power supply device in a POE system, which solves the problems of increasing the cost of a power receiving device caused by setting two port receiving power sources on a power receiving device in the related art, and is difficult to implement and has poor compatibility.
  • the present disclosure provides a power supply method in a POE system, including:
  • the power supply device includes at least one power supply chip and at least one power supply port, and the current transmitted in the main power supply path and the at least one backup power supply path is transmitted from the at least one power supply chip to the same power supply port to supply power to the power receiving device;
  • the power supply device When it is detected that the main power supply path is abnormal, the power supply device is switched from the main power supply path to the backup power supply path according to a preset rule to supply power to the power receiving device.
  • the present disclosure also provides a power supply device in a POE system, including: a power supply path, at least one power supply chip, and at least one power supply port;
  • the power supply path includes a main power supply path and at least one standby power supply path, and the current in the main power supply path and the at least one backup power supply path is transmitted from the at least one power supply chip to the same power supply port to supply power to the power receiving device; the standby power supply path is set to be the main power supply When the path power supply is abnormal, the power supply device of the main power supply path is powered.
  • the present disclosure also provides a computer readable storage medium storing computer executable instructions for performing a power supply method in the POE system described above.
  • the power supply method and the power supply device in a POE system provided by the present disclosure include a main power supply path and at least one backup power supply path corresponding thereto in the power supply device, and can switch to the backup power supply when the current main power supply path is abnormal.
  • the present invention provides power supply to the power receiving device.
  • the present invention implements backup power supply on the power supply device. When the working port of the power supply device is normal or abnormally powered off, the power receiving device can be continuously powered, and the present invention is currently in use.
  • the power-receiving device does not need to add ports and performs other settings, so the present invention has very good compatibility.
  • FIG. 1 is a flowchart of a power supply method in a POE system according to Embodiment 1;
  • FIG. 2 is a schematic diagram of a chip structure of a power supply device in a POE system according to Embodiment 1;
  • FIG. 3 is a schematic diagram of a chip structure of a power supply device in another POE system according to Embodiment 1;
  • FIG. 4 is a schematic diagram of a chip structure of a power supply device in another POE system according to Embodiment 1;
  • FIG. 5 is a schematic diagram of a chip structure of a power supply device in a POE system according to Embodiment 2;
  • FIG. 6 is a schematic structural diagram of hardware of a communication device according to Embodiment 3.
  • this embodiment provides a power supply method in a POE system, where power supply backup is implemented on a power supply device side.
  • a power receiving device receives power supply from a power supply device, if the power supply path of the power supply device is abnormal, the power supply device may The power supply method in the POE system of the embodiment is used to supply power to the powered device, ensuring that the power supply of the powered device is not interrupted, and the loss caused by the power interruption is avoided.
  • the power supply method in the POE system in this embodiment includes the following steps.
  • a main power supply path is provided in the power supply device, at least one backup power supply path, and the main power supply path and the at least one backup power supply path reach the same power supply port from the power supply chip.
  • step 120 when it is detected that the main power supply path is abnormal, the main power supply path is switched to the standby power supply path according to a preset rule.
  • the main power supply path and the backup power supply path are both power supply paths of the power supply device, and the power supply path is a physical path for current transmission, and is a path from the power supply chip of the power supply device to the power supply port of the power supply device.
  • the power receiving device is actually connected to the power supply port of the power supply device.
  • the main power supply path or the backup power supply path supplies power to the power receiving device, the current will be from the power supply device.
  • the power supply port output of the power supply device that is, the power supply path of the main power supply path and the backup power supply path to the same power receiving device is performed through the same external power supply port of the power supply device.
  • the settings of the main power supply path and the backup power supply path may be performed in advance.
  • one power supply path of the power supply chip may be selected as the main power supply path, and at least one power supply path is selected as the backup power supply path, and the information of the main power supply path and the standby path is stored in a group to form a power supply path group and a power supply path.
  • the configuration of the group can be performed by the Ethernet device command line.
  • the power supply path group is temporary, that is, when the power supply device needs power supply backup, the power supply path group association can be configured; when the power supply device releases the power supply backup, the power supply path group can also be deleted. Association. After the configuration is completed, the settings of the main power supply path and the backup power supply path can be sent to the power supply chip of the main power supply path and the backup power supply path for later use.
  • the backup power supply path can be used to supply power to the power receiving equipment of the main power supply path, thereby avoiding power supply interruption and loss.
  • the power supply device may be affected. If the power supply provided by the backup power supply path does not meet the requirements of the power receiving device, Even if the main power supply path and the backup power supply path are switched, the powered device will still be affected.
  • the power supply information of the main power supply path and the backup power supply path may be configured to be the same, so that the power output from the main power supply path and the backup power supply path is the same, and the power supply provided by the switched backup power supply path can be ensured.
  • the power meets the requirements of the powered device, wherein the power supply information includes the power supply enable switch and the configured power supply. When configuring the main power supply path and the backup power supply path, their configured power supply can be set to the same power.
  • the main power supply path is a path from the power supply chip directly to the first power supply port, where the first power supply port is the power supply port of the main power supply path, and the power supply device is connected to the power receiving device.
  • the backup power supply path is a path through which the power supply chip reaches the first power supply port through the second power supply port, where the second power supply port is the original power supply port of the backup power supply path. Referring to FIG. 2, the main power supply path is the path A, and the backup power supply path is the path B.
  • the path A directly reaches the power supply port 1 from the power supply chip, where the power supply port 1 is the first power supply port, and the path B is from the power supply chip to the power supply port 2, Then reach the power supply port 1, where the power supply port 2 is the second power supply port.
  • the main power supply path that is, the path A in FIG. 2 is in the working state
  • the backup power supply path B is in a self-working state
  • the second power supply port that is, the power supply port 2 in FIG. 2 can be used to supply power to other powered devices. .
  • the power supply chip may be one or more.
  • the chip to which the main power supply path and the backup power supply path of the present embodiment are connected is also not limited.
  • the backup power supply path and the main power supply path may be power supply paths of the same power supply chip, or at least one of the backup power supply paths and the main power supply path belong to different power supply circuits.
  • the main power supply path A and the backup power supply path B in FIG. 2 belong to the same power supply chip.
  • the same power supply information can be configured for the main power supply path A and the backup power supply path B. And storing the power supply information in the power supply chip.
  • the power supply port 1 of the main power supply path A and the power supply port 2 of the backup power supply path B may be configured with the same power supply information, and the power supply information may include power supply. Can switch and configure power supply.
  • the power supply chip connected by the main power supply path A can detect whether the current power supply condition of the main power supply path A is abnormal.
  • the power supply chip can detect the current power supply information of the main power supply path A, and determine whether the power supply of the current power supply port 1 is abnormal. If the power supply is abnormal, the power supply chip initiates switching of the main power supply path and the backup power supply path, and disconnects the current one. Power supply to the main power supply path, by backup The power supply path supplies power to the powered device. At this time, the current is sent from the power supply chip, passes through the backup power supply path B, passes through the power supply port 2, reaches the power supply port 1, and supplies power to the power receiving device PD1.
  • the detection alarm module detects whether the power supply of the power supply port 1 of the main power supply path A is abnormal by the detection alarm module in the power supply device of the POE system.
  • the detection alarm module detects the actual power supply information of the current power supply port 1 through the timer query. When the actual power supply information and the configured power supply information do not match, the alarm is generated.
  • the alarm transmission information sends a switching command to the power supply chip. After receiving the switching command, the chip initiates switching of the main power supply path and the backup power supply path, disconnects the power supply of the current main power supply path, and supplies power to the power receiving device by the backup power supply path.
  • the actual power supply information obtained by the power supply chip or the detection alarm module includes the power supply enable switch and the actual power supply of the power supply port of the main power supply path. After the actual power supply information is obtained, the power supply chip or the detection alarm module can perform the following analysis according to the actual power supply information. .
  • the main power supply path and the backup power supply path may be connected to different power supply chips.
  • at least one of the backup power supply paths and the main power supply chip are connected to different power supply chips. There are two types of connection between the main power supply path and the backup power supply path and the power supply chip.
  • the main power supply path is connected to a power supply chip, and the backup power supply path is connected to other power supply chips.
  • the backup power supply path may be connected to the same power supply chip, or may be connected to different power supply chips.
  • the backup power supply path there is a power supply path of the power supply chip different from the main power supply path, and there is also a power supply path of the same power supply chip connected to the main power supply path.
  • FIG. 3 shows a chip structure for power supply backup across a power supply chip
  • FIG. 3 shows a case of a backup power supply path, which is only used to illustrate the power supply across the chip, and the backup power supply path of the embodiment is provided. There is no limit to the number of them.
  • the power supply path C is a main power supply path, and directly reaches the power supply port 2 of the power supply chip 1 from the power supply chip 1, and supplies power to the power receiving device PD1, and the power supply port 2 is the first power supply port.
  • the power supply path D is a backup power supply path, from the power supply chip 2 to the power supply port 5 of the power supply chip 2, from the power supply port 5 of the power supply chip 2 to the power supply port 2 of the power supply chip 1, and the power supply port 5 of the power supply chip 2 is the second power supply port. .
  • the power supply information of the main power supply path and the backup power supply path can be respectively sent to the power supply chips connected to each other.
  • the configuration of the main power supply path and the backup power supply path refer to this embodiment. The above related description will not be repeated here.
  • the detection of the main power supply path is implemented by a detection alarm module in the Ethernet device.
  • the detection alarm module detects whether the power supply of the power supply port 2 of the main power supply path C is abnormal.
  • the detection alarm module detects the actual power supply information of the current power supply port 2 through the timer timing query. When the actual power supply information and the pre-configured power supply information do not match, the alarm is generated and the alarm transmission information is sent to the power supply port 2.
  • the electric command disconnects the power supply of the main power supply path C, and the alarm transmission information simultaneously sends a switching power supply command to the power supply port 5 of the power supply chip 2, and the power supply device PD1 is powered by the backup power supply path D.
  • the determining, by the detecting alarm module, whether the power supply of the power supply port 2 of the main power supply path C is abnormal may include the following manner.
  • the power supply port may be abnormally operated, resulting in abnormal operation of the power supply path. Therefore, the power supply chip may be set to avoid abnormality of the power supply chip caused by the power supply device.
  • a plurality of power supply chips may be disposed inside the power supply device, and the main power supply path and the backup power supply path share one power supply chip and one power supply port.
  • the power supply chip is provided with a backup power supply chip, and the backup power supply chip and the power supply chip Connection, at this time, detecting the current main power supply path in step 120 is to detect all the power supply paths of the current power supply chip, and step 120 may be: in the case that the current power supply of all the main power supply paths is abnormal, according to a preset rule from the current The power supply chip is switched to its corresponding backup power supply chip to supply power to the powered device.
  • the configuration of the main power supply path and the backup power supply path may be referred to, that is, the main power supply chip and the backup power supply chip are disposed in the same power supply chip group, and the power supply chip set also has Temporary, the power chipset can be configured to be deleted, and the configuration information of the main power supply chip and the backup power supply chip in the power supply chipset is the same, and the main power supply chip supplies power to the power receiving device.
  • Detecting the power supply chip abnormality can be implemented by the detection alarm module in the Ethernet device.
  • the detecting alarm module detects whether the power supply of all the power supply ports of the main power supply chip is abnormal, if the main power supply chip is If the power supply port is abnormal, the main power supply chip may have a problem.
  • the detection alarm module sends a command to stop the power supply to the main power supply chip, and sends a switching power supply command to the standby power supply chip to control the standby power supply chip to supply power to the power receiving device.
  • the power supply chip 1 in FIG. 4 is a main power supply chip
  • the power supply chip 2 is a backup power supply chip, wherein the main power supply path and the backup power supply path share one power supply chip and one power supply port, that is, each group of main power supply paths and The backup power supply paths are all paths from the main power supply chip 1 to the same power supply port. See power supply path E and power supply path F in FIG.
  • the detection alarm module obtains the actual power supply information of all the power supply ports of the current power supply chip through the timer timing query. When the obtained actual power supply information does not match the corresponding configuration power supply information, all the power supply paths of the main power supply chip are abnormal. At this time, it is determined that the main power supply chip is abnormal, and an alarm is generated.
  • the detection alarm module sends a power-off command to the main power supply chip 1, and simultaneously sends a power-off command to the backup power supply chip 2, and the backup power supply chip 2 supplies power to the power-receiving device PD1.
  • the current in the backup power supply path is sent by the backup power supply chip to the corresponding power supply port.
  • FIG. 4 above is only for exemplifying the arrangement of the main power supply chip and the backup power supply chip, and there is no limitation on the number of spare chips.
  • a plurality of backup power supply chips may be disposed on the main power supply chip. When the main power supply chip is abnormal, one of the plurality of spare chips is selected to replace the main power supply chip for power supply.
  • a plurality of power supply paths are configured for one power supply port, one is a main power supply path, and the other is a backup power supply path.
  • the power supply can be switched to the backup power supply.
  • the path is used to supply power to the powered device, and the power supply device is prevented from being powered off.
  • two ports are provided on the powered device to receive the power.
  • the main power supply path can be set when the backup power supply is needed.
  • the backup power supply path provides a plurality of spare power supply paths for the power supply device, and reduces the possibility of power-off of the power-receiving device.
  • the backup power supply mode of the embodiment is flexible, and the power-receiving device can be used, the compatibility is good, and the utility is strong. .
  • the embodiment further provides a plurality of configurations of the main power supply path and the backup power supply path, which can meet different needs and improve the usability of the embodiment.
  • the embodiment provides a power supply device in a POE system, including a power supply path, at least one power supply chip, and at least one power supply port.
  • the power supply path includes a main power supply path and at least one backup power supply path, a main power supply path and at least one
  • the spare power supply path reaches the same power supply port from at least one power supply chip; the standby power supply path is set to supply power to the power receiving device of the main power supply path when the power supply of the main power supply path is abnormal.
  • the main power supply path and the backup power supply path are both power supply paths of the power supply device, and the power supply path is a physical path for current transmission, and is a path from the power supply chip of the power supply device to the power supply port of the power supply device.
  • the power receiving device is actually connected to the power supply port of the power supply device.
  • the main power supply path or the backup power supply path supplies power to the power receiving device, the current will be from the power supply device.
  • the power supply port output of the power supply device that is, the power supply path of the main power supply path and the backup power supply path to the power receiving device is performed through the same external power supply port of the power supply device.
  • the settings of the primary power supply path and the backup power supply path need to be performed in advance.
  • the setting of the main power supply path and the backup power supply path is completed by the user on the management interface of the power supply device, and the user can select one power supply path of the power supply chip as the main power supply path, and select at least one power supply path as the backup power supply path, and the main power supply path
  • the information of the alternate path is stored in a group to form a power supply path group.
  • the power supply device can use its own device system software to execute the corresponding Ethernet device command line to implement configuration.
  • the device system software can set the power supply path group as a temporary power supply path group, that is, when the power supply device needs power supply backup, the power supply path group can be configured to be associated, and the power supply device can be powered off.
  • the power path group association can also be deleted.
  • the settings of the main power supply path and the backup power supply path can be sent to the power supply chip of the main power supply path and the backup power supply path for later use.
  • the power supply information of the main power supply path and the backup power supply path are configured to be the same, and optionally, the power supply power of the main power supply path and the power supply power of the backup power supply path are configured to be the same. The value.
  • the main power supply path directly reaches the first power supply port from the power supply chip, where the first power supply port is a power supply port that is connected to the power receiving device by the main power supply path.
  • the backup power supply path is from the power supply chip to the first power supply port through the second power supply port.
  • the main power supply path and the backup power supply path include at least the following two setting modes.
  • the main power supply path and the backup power supply path are power supply paths of the same power supply chip.
  • the main power supply path A and the backup power supply path B are power supply paths of the same chip, and they The current in the current is from the same chip, the current in the main power supply path directly reaches the power supply port 1, the current in the backup power supply path is sent from the power supply chip, reaches the power supply port 2, and then reaches the power supply port 1 to supply power to the power receiving device.
  • the main power supply path and the backup power supply path are power supply paths of different power supply chips.
  • the main power supply path C and the backup power supply path D are power supply paths of different power supply chips, and different power supply chips are connected.
  • the main power supply path C is connected to the power supply chip 1
  • the backup power supply path D is connected to the power supply chip 2 .
  • the main power supply path When it is detected that the main power supply path has a power supply abnormality, it switches to the backup power supply path D for power supply.
  • the current of the backup power supply path D is sent from the power supply chip 2, reaches the power supply port 5 of the power supply chip 2, and finally reaches the power supply port 2 of the power supply chip 1, and supplies power to the power receiving device PD1 of the main power supply path C.
  • the power supply chip can be utilized.
  • the main power supply path of the current power supply is detected.
  • the power supply chip initiates switching of the main power supply path and the backup power supply path.
  • the main power supply path of the current power supply can be detected by the detection and alarm module of the Ethernet device, and when the main power supply path is abnormal, the switching of the main power supply path and the backup power supply path is initiated. Realize continuous power supply to the powered device.
  • the power supply chip when the power supply chip itself has a problem, it may also cause the power supply path to work abnormally. Therefore, the power supply chip can be set to avoid the abnormality of the power supply chip caused by the power failure of the power receiving device.
  • a plurality of power supply chips may be disposed inside the power supply device, and the main power supply path and the backup power supply path share one power supply chip and one power supply port, that is, the main power supply path and the backup power supply path partially overlap, and at this time, the power supply chip is set.
  • the power supply chip 1 in FIG. 4 is a main power supply chip
  • the power supply chip 2 is a backup power supply chip, wherein the main power supply path and the backup power supply path share one power supply chip and one power supply port, that is, each group of main power supply paths and The backup power supply paths are all paths from the main power supply chip 1 to the same power supply port.
  • the detection alarm module obtains the actual power supply information of all the power supply paths of the current power supply chip through the timer timing query. When the obtained actual power supply information does not match the corresponding configured power supply information, It indicates that all the power supply paths of the main power supply chip are abnormally powered. At this time, it is determined that the main power supply chip is abnormal, and an alarm is generated.
  • the detection alarm module sends a power-off command to the main power supply chip 1, and simultaneously sends a power-off command to the backup power supply chip 2,
  • the power supply chip 2 supplies power to the power receiving apparatus PD1.
  • the current in the backup power supply path is sent by the backup power supply chip, and flows through the main power supply chip into the standby power supply chip to reach the corresponding power supply port.
  • a plurality of power supply paths are configured for one power supply port, one is a main power supply path, and the other is a backup power supply path, and the main power supply path and at least one backup power supply path are The power chip reaches the same power port.
  • the function of the backup power supply path is to supply power to the powered device when the current main power supply path is abnormal, and to avoid loss caused by power failure of the power receiving device.
  • two ports are received on the power receiving device to avoid power supply.
  • the power-off device is powered off.
  • the main power supply path and the multiple backup power supply paths are set for one power supply port, thereby reducing the possibility of power-off of the power-receiving device, and the present embodiment provides
  • the power supply backup device has flexible power supply mode, good compatibility, and strong practicability, and is suitable for existing power receiving equipment.
  • the embodiment provides a computer readable storage medium storing computer executable instructions for executing a power supply method in the POE system.
  • FIG. 6 is a schematic diagram showing the hardware structure of a communication device according to Embodiment 3.
  • the communication device includes: one or more processors 410, a memory 420, and at least one power supply chip 450.
  • the power supply chip 450 includes At least one power port.
  • One processor 410 is taken as an example in FIG.
  • the communication device may also include an input device 430 and an output device 440.
  • the processor 410, the memory 420, the input device 430, the output device 440, and the power supply chip 450 in the communication device may be connected by a bus or other means, and the bus connection is taken as an example in FIG.
  • the power supply chip 450 is the power supply chip described in the above embodiment.
  • the input device 430 can receive input numeric or character information, and the output device 440 can include a display device such as a display screen.
  • the memory 420 is a computer readable storage medium that can be used to store software programs, computer executable programs, and modules.
  • the processor 410 executes a plurality of functional applications and data processing by executing software programs, instructions, and modules stored in the memory 420 to implement the power supply method in any of the POE systems of the above embodiments.
  • the memory 420 may include a storage program area and a storage data area, wherein the storage program area is storable
  • the memory may include volatile memory such as random access memory (RAM), and may also include non-volatile memory such as at least one magnetic disk storage device, flash memory device, or other non-transitory solid state storage device.
  • Memory 420 can be a non-transitory computer storage medium or a transitory computer storage medium.
  • the non-transitory computer storage medium such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
  • memory 420 can optionally include memory remotely located relative to processor 410, which can be connected to the electronic device over a network. Examples of the above networks may include the Internet, an intranet, a local area network, a mobile communication network, and combinations thereof.
  • Input device 430 can be used to receive input digital or character information and to generate key signal inputs related to user settings and function control of the electronic device.
  • Output device 440 can include a display device such as a display screen.
  • a person skilled in the art can understand that all or part of the process of implementing the above embodiment method can be completed by executing related hardware by a computer program, and the program can be stored in a non-transitory computer readable storage medium.
  • the program when executed, may include the flow of an embodiment of the method as described above, wherein the non-transitory computer readable storage medium may be a magnetic disk, an optical disk, a read only memory (ROM), or a random access memory (RAM). Wait.
  • modules or steps of the present disclosure may be implemented in a general-purpose computing device, which may be centralized on a single computing device or distributed across a network of multiple computing devices, optionally, they may be calculated
  • the program code executable by the device is implemented, so that they can be stored in a storage medium (ROM/RAM, disk, optical disk) by a computing device, and in some cases, may be different from the order here.
  • the steps shown or described are performed, or they are separately fabricated into a plurality of integrated circuit modules, or a plurality of the modules or steps are fabricated as a single integrated circuit module.
  • the present disclosure implements backup power supply on the side of the power supply device.
  • the present disclosure sets the main power supply on the power supply device.
  • the path and the backup power supply path can be modified without changing the power receiving equipment, and are suitable for existing power receiving equipment, and have good compatibility.
  • the related art solution sets two receiving ports for the powered device, which is a passive way to prevent power failure, and cannot resist the power interruption caused by the abnormality of the power supply device.
  • the present disclosure can provide continuous power supply for the powered device, and has practicality. Sex.

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Abstract

L'invention concerne un procédé d'alimentation électrique et sur un dispositif d'alimentation électrique dans un système PoE. Le procédé d'alimentation comprend : la fourniture d'un canal d'alimentation principal et d'au moins un canal d'alimentation de secours dans un dispositif d'alimentation, le dispositif d'alimentation électrique comprenant au moins une puce d'alimentation électrique et au moins un port d'alimentation électrique, le canal d'alimentation électrique principal et le canal d'alimentation électrique de secours atteignant le même port d'alimentation électrique à partir de l'une ou des puces d'alimentation électrique; et lorsque le canal d'alimentation électrique principal est détecté comme anormal, commuter le dispositif d'alimentation électrique du canal d'alimentation électrique principal au canal d'alimentation électrique de secours selon une règle prédéterminée.
PCT/CN2017/088879 2016-06-17 2017-06-17 Procédé d'alimentation électrique et système d'alimentation électrique dans un système poe WO2017215672A1 (fr)

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CN113228581B (zh) * 2018-12-11 2024-02-02 三菱电机株式会社 网络系统、供电装置以及受电设备
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101594236A (zh) * 2009-06-29 2009-12-02 华为技术有限公司 一种以太网供电poe的实现方法、装置及系统
CN202759461U (zh) * 2012-08-15 2013-02-27 上海斐讯数据通信技术有限公司 Poe系统及应用的pse供电设备
US20130103958A1 (en) * 2011-10-20 2013-04-25 Huawei Technologies Co., Ltd. Method and apparatus of power over ethernet
CN103490907A (zh) * 2013-09-24 2014-01-01 广东威创视讯科技股份有限公司 Poe电源接收方法和poe电源接收设备
CN103546300A (zh) * 2012-07-16 2014-01-29 中兴通讯股份有限公司 一种以太网供电方法和装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101594236A (zh) * 2009-06-29 2009-12-02 华为技术有限公司 一种以太网供电poe的实现方法、装置及系统
US20130103958A1 (en) * 2011-10-20 2013-04-25 Huawei Technologies Co., Ltd. Method and apparatus of power over ethernet
CN103546300A (zh) * 2012-07-16 2014-01-29 中兴通讯股份有限公司 一种以太网供电方法和装置
CN202759461U (zh) * 2012-08-15 2013-02-27 上海斐讯数据通信技术有限公司 Poe系统及应用的pse供电设备
CN103490907A (zh) * 2013-09-24 2014-01-01 广东威创视讯科技股份有限公司 Poe电源接收方法和poe电源接收设备

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