CN106301800B - PSE connector, mainboard connector, control method and system - Google Patents
PSE connector, mainboard connector, control method and system Download PDFInfo
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- CN106301800B CN106301800B CN201610665303.4A CN201610665303A CN106301800B CN 106301800 B CN106301800 B CN 106301800B CN 201610665303 A CN201610665303 A CN 201610665303A CN 106301800 B CN106301800 B CN 106301800B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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Abstract
The present invention provides a kind of PSE connector, mainboard connector, control method and systems, are related to the communications field, and the PSE and the network equipment for solving the problems, such as unitary design are since the power designs redundancy of PSE results in waste of resources.PSE connector includes: PSE plug terminal, N number of switch and PSE controller.The embodiment of the present invention is applied to Power over Ethernet POE.
Description
Technical Field
The invention relates to the field of communication, in particular to a PSE connector, a mainboard connector, a control method and a system.
Background
In the current Power Over Ethernet (POE), when a PSE (power source equipment) is designed for a network port of a network device such as a switch, the PSE and the network device are usually designed into a whole. Taking a network device with 16 network ports as an example, when an integrated design is adopted, the power supply power of the PSE must be designed to be large enough to support the simultaneous use of 16 network ports, the design and manufacturing cost of the corresponding high-power PSE is also high, but if only a small part of the ports (for example, 2 ports) are used in practical use, the high-power PSE is a redundant design, which causes unnecessary waste of resources. And when the power supply standard of the network port is changed, the PSE and the network equipment which are designed in an integrated mode cannot be expanded correspondingly.
Disclosure of Invention
The embodiment of the invention provides a PSE connector, a mainboard connector, a control method and a system, which are used for solving the problem of resource waste caused by power design redundancy of a PSE and network equipment which are integrally designed.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
in a first aspect, a power supply equipment PSE connector is provided, which is connected with a motherboard plug terminal of a network device through a PSE plug terminal to supply power to the network device, wherein the PSE connector includes:
the PSE patch terminal comprises N negative terminals, a positive terminal and M bus terminals, wherein the positive terminal of the PSE patch terminal is connected with the positive electrode of a PSE direct-current power supply, the N negative terminals of the PSE patch terminal are respectively connected with the first ends of N switches, the M bus terminals of the PSE patch terminal are connected with a PSE controller through M control buses, the N negative terminals of the PSE patch terminal are respectively connected with the N negative terminals of the mainboard patch terminal, the positive terminal of the PSE patch terminal is connected with the positive terminal of the mainboard patch terminal, and the M bus terminals of the module connector are respectively connected with the M bus terminals of the mainboard connector; wherein,
the N switches are respectively used for controlling the power supply of the N network ports on the mainboard connector;
and the PSE controller is used for receiving a control signal from the mainboard connector and respectively controlling the opening and the closing of the N switches according to the control signal so as to respectively control the power supply to the N network ports on the mainboard connector.
In a second aspect, there is provided a method of controlling a PSE connector of power equipment as described in the first aspect, the method comprising:
receiving a control signal from a mainboard connector;
and respectively controlling the opening and closing of the N switches according to the control signals so as to respectively control the PSE direct-current power supply to supply power to the N network ports on the mainboard connector.
In a third aspect, a motherboard connector is provided, which is connected to a PSE plug terminal of a PSE connector of a power supply device through the motherboard plug terminal to obtain power supply through the PSE connector, wherein the motherboard connector includes:
the mainboard plug-in terminal comprises N negative terminals, a positive terminal and M bus terminals, wherein the N negative terminals and the positive terminal of the mainboard plug-in terminal are respectively connected with an isolation transformer or N network ports, the M bus terminals of the mainboard plug-in terminal are connected with a controller, the N negative terminals of the mainboard plug-in terminal are respectively connected with the N negative terminals of the PSE plug-in terminal, the positive terminal of the mainboard plug-in terminal is used for being connected with the positive terminal of the PSE plug-in terminal, the M bus terminals of the mainboard connector are used for being connected with the M bus terminals of the PSE plug-in terminal, wherein,
the controller is connected with a primary side tap of the isolation transformer through N pairs of data lines, and is used for sending a control signal to the PSE connector, wherein the control signal is used for respectively controlling the opening and closing of the N switches so as to respectively control the power supply of the PSE direct-current power supply to the N network ports;
a secondary side tap of the isolation transformer is connected with the N-way network port through N groups of signal line pairs;
and the N-path network port is used for exchanging data with the controller through the isolation transformer.
In a fourth aspect, a method for controlling a motherboard connector is provided, the method comprising:
and sending a control signal to a power supply equipment PSE connector, wherein the control signal is used for respectively controlling the opening and closing of N switches of the PSE connector so as to respectively control the power supply of N network ports of the mainboard connector.
In a fifth aspect, a power over ethernet POE system is provided, which comprises a power source equipment PSE connector as described in the first aspect and a motherboard connector as described in the third aspect.
The PSE connector, the mainboard connector, the control method and the control system provided by the embodiment of the invention, by separately designing a PSE connector, the PSE connector is connected with a mainboard connector through a module connector and the mainboard connector, the PSE connector controls the opening and closing of N switches according to a control signal of the mainboard connector to respectively control the power supply to N network ports in the mainboard connector, since the PSE connector and its PSE dc power supply can be replaced according to the number of network ports used in the motherboard connector, a low power PSE dc power supply may be used when a small number of network ports are used in the motherboard connector, when the number of network ports used in the mainboard connector is large, a high-power PSE direct current power supply can be adopted, therefore, the problem of resource waste caused by power design redundancy of the PSE in an integrated design of the PSE and the network equipment is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a POE system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a PSE connector according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a motherboard connector according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of another motherboard connector according to an embodiment of the present invention;
FIG. 5 is a diagram illustrating a connection manner of an endpoint PSE according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a midspan PSE connection scheme provided by an embodiment of the present invention;
FIG. 7 is a flowchart illustrating a control method for a PSE connector according to an embodiment of the present invention;
fig. 8 is a flowchart illustrating a method for controlling a motherboard connector according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples 1,
The present invention provides a POE system, as shown in fig. 1, the POE system includes: a PSE connector 11 and a motherboard connector 12 of a network device. Wherein, the mainboard connector 12 is arranged in the network equipment, the PSE connector 11 has the PSE patch terminal 111, the mainboard connector 12 has the mainboard patch terminal 121, be pluggable electrical connection between PSE patch terminal 111 and the mainboard patch terminal 121, the terminal number of PSE patch terminal 111 is the same with the terminal number of mainboard patch terminal 121, and the terminal of PSE patch terminal 111 matches each other with mainboard patch terminal 121 between, so that transmit power or control signal between PSE connector 11 and mainboard connector 12, specifically, the PSE connector 11 connects with mainboard patch terminal 121 of mainboard connector 12 through PSE patch terminal 111 in order to supply power and receive the control signal of the mainboard connector from the network equipment.
According to the PSE connector, the main board connector, the control method and the system provided by the embodiment of the invention, by designing the pluggable PSE connector, N switches in the module are connected with a PSE direct-current power supply, then the main board connector of the network equipment is connected with the PSE connector, and the main board connector sends control signals to the PSE connector to control the opening and closing of the N switches so as to further control the power supply of the PSE direct-current power supply to N network ports on the main board connector.
Examples 2,
The present invention provides a PSE connector 11 for a POE system as shown in fig. 1, and referring to fig. 2, the PSE connector 11 includes:
PSE patch terminal 111, PSE patch terminal 111 includes N negative terminal, a positive terminal, M bus terminal. Wherein, PSE patch terminal 111's positive pole terminal is connected with PSE DC power supply's positive pole, PSE patch terminal 111's N negative terminal links to each other with N switch 112's first end respectively, PSE patch terminal 111's M bus terminal links to each other with PSE controller 113 through M control bus, and, PSE patch terminal 111's N negative terminal is used for respectively linking to each other with network equipment's mainboard patch terminal 121's N negative terminal, PSE patch terminal 111's positive terminal is used for linking to each other with mainboard patch terminal 121's positive terminal, PSE patch terminal 111's M bus terminal is used for linking to each other with mainboard patch terminal 121's M bus terminal.
Where N may be a multiple of 8 and M may be 2.
Specifically, the PSE dc power supply may be a dc power supply separately externally connected to the PSE connector 11, or may be a dc power supply integrated with the PSE connector 11, which is not limited herein. Because PSE connector 11 is inserted on terminal 111 and mainboard plug-in connection terminal 121 pluggable is connected to mainboard connector 12 through the PSE, PSE direct current power supply's of PSE connector 11 power supply can change according to the network port figure that mainboard connector 12 supported, adopt high-power when needing to support more network port figure, adopt the miniwatt power when supporting less network port figure, prevent PSE direct current power supply's redundant design. And when the PSE dc power supply is a high-power supply, the power supply capability of each network port of the motherboard connector 12 can be made to conform to different PSE standards.
And N switches 112, wherein first ends of the N switches 112 are respectively connected to N negative terminals of the PSE plug terminal 111, second ends of the N switches 112 are connected to a negative electrode of the PSE dc power supply, and the N switches 112 are respectively used for controlling power supply of N network ports on the motherboard connector 12.
And the PSE controller 113 is configured to be connected to the M bus terminals of the PSE patch terminal 111 through M control buses and to be connected to the control terminals of the N switches 112 through N control lines, respectively, and the PSE controller 113 is configured to receive a control signal from the motherboard connector 12 and to control opening and closing of the N switches according to the control signal, so as to control power supplied to the N network ports on the motherboard connector 12 by the PSE dc power supply, respectively.
It should be noted that the PSE controller 113 according to the present invention is a processor dedicated to PSE control, and can perform operations such as POE detection, power consumption determination, power supply stop, and power failure stop. The PSE controller 113 may control opening and closing of one or more of the N switches 112 according to a control signal from the motherboard connector 12. When the switch is turned off, the power supply to the corresponding network port on the motherboard connector 12 is stopped, and when the switch is turned on, the power supply to the corresponding network port on the motherboard connector 12 is started.
Optionally, the PSE connector may further include a large capacitor 114 connected between the positive and negative poles of the PSE DC power supply. The function of isolating alternating current and preventing the violent fluctuation of the direct current power supply is achieved.
The PSE connector provided by the invention is characterized in that the PSE connector is independently designed, the PSE connector is connected with network equipment through the PSE connector and a mainboard connector of the network equipment, the PSE connector controls the opening and closing of N switches according to a control signal of the network equipment to respectively control the power supply to N network ports on the mainboard connector of the network equipment, the PSE connector and a PSE direct-current power supply thereof can be replaced according to the number of the network ports used by the mainboard connector, a low-power PSE direct-current power supply can be adopted when the number of the network ports used by the mainboard connector is less, and a high-power PSE direct-current power supply can be adopted when the number of the network ports used by the mainboard connector is more, so that the problem of resource waste caused by the power design redundancy of the PSE in the integrally.
Examples 3,
The present invention provides a main board connector 12 of a network device, which is used in the POE system shown in fig. 1, and referring to fig. 3 and 4, the main board connector 12 includes: motherboard connector terminals 121, a controller 122, an isolation transformer 123, and an N-way network port 124. Wherein:
a motherboard patch terminal 121, the motherboard patch terminal 121 includes N negative terminals, a positive terminal and M bus terminals, wherein the N negative terminals and the positive terminal of the motherboard patch terminal 121 are respectively connected to an isolation transformer by using an endpoint (endpoint) PSE connection method (shown in fig. 3) or are respectively connected to N network ports by using a midspan (midspan) PSE connection method (shown in fig. 4), the M bus terminals of the motherboard patch terminal 121 are connected to the controller 122, the N negative terminals of the motherboard patch terminal 121 are respectively connected to the N negative terminals of the PSE patch terminal 111, the positive terminal of the motherboard patch terminal 121 is connected to the positive terminal of the PSE patch terminal 111, the M bus terminals of the motherboard patch terminal 121 are connected to the M bus terminals of the PSE patch terminal 111, and the positive terminal of the PSE patch terminal 111 is connected to the positive terminal of the PSE power supply, n negative terminals of the PSE patch terminal 111 are respectively connected with first ends of N switches 112 of the PSE connector 11, and second ends of the N switches 112 are connected with the negative electrode of the PSE direct current power supply.
Wherein, corresponding with PSE connector 11, the value of N is the same with the value of N in PSE connector 11, can be the multiple of 8, and M can be 2.
And a controller 122, wherein the controller 122 is connected to a primary side tap of the isolation transformer 123 through N pairs of data pairs (data pair), and the controller 122 is configured to send a control signal to the PSE connector 11, where the control signal is used to control the opening and closing of the N switches 112 of the PSE connector 11, respectively, so as to control the power supplied by the PSE dc power supply to the N network ports 124, respectively.
Specifically, the controller 122 may be a switch chip, a Central Processing Unit (CPU), an Application Specific Integrated Circuit (ASIC), or one or more integrated circuits configured to implement the embodiments of the present invention.
And the secondary side taps of the isolation transformers 123 are connected with the N-way network ports 124 through N groups of signal line pairs respectively.
Specifically, the isolation transformer is 1: 1, an isolation transformer.
An N-way network port 124 for exchanging data with the controller 122 through the isolation transformer 123.
Specifically, the N-way network port 124 may be a Gigabit Ethernet (GE) port.
The connection of the endpoint PSE and the connection of the midspan PSE according to the present invention will be described in detail with reference to fig. 5 and 6.
Referring to fig. 5, a schematic diagram of a connection scheme using an endpoint PSE is shown. The figure only exemplarily illustrates the ith (1 ≦ i ≦ N) network port. The controller 122 is connected to the primary side of the i-th winding of the isolation transformer 123 through an i-th data line pair, where TX denotes a transmission data line pair and RX denotes a reception data line pair, and the controller 122 transmits data to a network port through TX and receives data from the network port through RX. A center tap of a secondary side TX portion of the ith winding of the isolation transformer 123 is connected to a positive terminal of the main board plug terminal 121, and a center tap of a secondary side RX portion of the ith winding of the isolation transformer 123 is connected to an ith negative terminal of the main board plug terminal 121. The ith winding of the isolation transformer 123 is connected to the ith network port via the ith set of signal line pairs. The spare line pair of the ith network port is idle. It is achieved that power is supplied to the network port via the signal line pair carrying the data.
Referring to fig. 6, a schematic diagram of a connection scheme using a midspan PSE is shown. The figure also illustrates only the ith (1 ≦ i ≦ N) network port as an example. The controller 122 is connected to the primary side of the i-th winding of the isolation transformer 123 through an i-th data line pair, where TX denotes a transmission data line pair and RX denotes a reception data line pair, and the controller 122 transmits data to a network port through TX and receives data from the network port through RX. The connection to the endpoint PSE is different in that the network ports are not powered over the signal pairs, but are powered using the spare pairs. Specifically, the first group of idle line pairs 4 and 5 of the ith network port is connected to the positive terminal of the motherboard patch terminal 121, and the second group of idle line pairs 7 and 8 of the ith network port is connected to the ith negative terminal of the motherboard patch terminal 121.
The invention provides a main board connector of network equipment, which is characterized in that a PSE direct current power supply and a PSE connector are designed together, the network equipment is connected with the PSE connector through a main board connector terminal on the main board connector and a PSE connector terminal on the PSE connector, a control signal is sent to the PSE connector to control the connection and disconnection of N switches on the PSE connector so as to respectively control the power supply of the PSE direct current power supply to N network ports on the main board connector, since the PSE connector and its PSE dc power supply can be replaced according to the number of network ports used on the motherboard connector, a low power PSE dc power supply may be used when a small number of network ports are used on the motherboard connector, when the number of network ports used on the mainboard connector is large, a high-power PSE direct current power supply can be adopted, therefore, the problem of resource waste caused by power design redundancy of the PSE in an integrated design of the PSE and the network equipment is solved.
Examples 4,
The invention provides a control method of a PSE connector, which is used for executing the function of a PSE controller 113 shown in fig. 2 and is applied to a POE system shown in fig. 1, and referring to fig. 7, the control method comprises the following steps:
and S101, receiving a control signal from a mainboard connector.
And S102, respectively controlling the opening and closing of the N switches according to the control signals so as to control the PSE direct-current power supply to supply power to the N network ports on the mainboard connector.
Since the control method of the PSE connector in the embodiment of the present invention may be used for the PSE connector, the technical effect that can be obtained by the control method of the PSE connector may also refer to the PSE connector embodiment described above, and the embodiment of the present invention is not described herein again.
Examples 5,
The present invention provides a control method of a motherboard connector, which is used for executing the functions of the controller 122 shown in fig. 3 and fig. 4, and is applied to the POE system shown in fig. 1, and referring to fig. 8, the control method includes:
s201, a control signal is sent to a PSE connector of power supply equipment, and the control signal is used for respectively controlling the opening and closing of N switches of the PSE connector so as to respectively control the power supply of a PSE direct-current power supply to N network ports of a mainboard connector.
Since the control method of the motherboard connector in the embodiment of the present invention can be used for the motherboard connector, the technical effect obtained by the control method of the motherboard connector can also refer to the embodiment of the motherboard connector, and the embodiment of the present invention is not described herein again.
It should be understood that, in various embodiments of the present invention, the sequence numbers of the above-mentioned processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation on the implementation process of the embodiments of the present invention.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus, and method may be implemented in other ways. For example, the above-described device embodiments are merely illustrative, and for example, the division of the units is only one logical functional division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U disk, a removable hard disk, a read-only memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (11)
1. A power supply equipment PSE connector, characterized in that, connect with the mainboard of the mainboard connector of network equipment and insert the terminal through PSE and insert the terminal in order to supply power to the network equipment, wherein, PSE connector includes:
the PSE patch terminal comprises N negative terminals, a positive terminal and M bus terminals, wherein the positive terminal of the PSE patch terminal is connected with the positive electrode of a PSE direct-current power supply, the N negative terminals of the PSE patch terminal are respectively connected with the first ends of N switches, the M bus terminals of the PSE patch terminal are connected with a PSE controller through M control buses, the N negative terminals of the PSE patch terminal are respectively connected with the N negative terminals of the mainboard patch terminal, the positive terminal of the PSE patch terminal is connected with the positive terminal of the mainboard patch terminal, and the M bus terminals of the PSE patch terminal are respectively connected with the M bus terminals of the mainboard connector; wherein,
the N switches are respectively used for controlling the power supply of the N network ports on the mainboard connector;
and the PSE controller is used for receiving a control signal from the mainboard connector and respectively controlling the opening and the closing of the N switches according to the control signal so as to respectively control the power supply to the N network ports on the mainboard connector.
2. The PSE connector as in claim 1, wherein first ends of the N switches are connected to N negative terminals of the PSE patch terminals, respectively, and second ends of the N switches are connected to a negative terminal of the PSE DC power supply.
3. The PSE connector as in claim 1, wherein the PSE controller is connected to M bus terminals of the PSE patch terminals via M control buses and to control terminals of the N switches via N control lines, respectively.
4. The PSE connector of claim 1, further comprising:
and the capacitor is connected between the positive electrode and the negative electrode of the PSE direct current power supply.
5. A method for controlling PSE connectors as in any of claims 1-4, wherein the method comprises:
receiving a control signal from a mainboard connector of the network equipment;
and respectively controlling the opening and closing of the N switches according to the control signals so as to respectively control the PSE direct-current power supply to supply power to the N network ports on the mainboard connector.
6. The utility model provides a mainboard connector which characterized in that, connect with the PSE of power equipment PSE connector through the mainboard connect the PSE connect the plug terminal to be connected with through the PSE connector obtains the power supply, wherein, mainboard connector includes:
the mainboard plug-in terminal comprises N negative terminals, a positive terminal and M bus terminals, wherein the N negative terminals and the positive terminal of the mainboard plug-in terminal are respectively connected with an isolation transformer or N network ports, the M bus terminals of the mainboard plug-in terminal are connected with a controller, the N negative terminals of the mainboard plug-in terminal are respectively connected with the N negative terminals of the PSE plug-in terminal, the positive terminal of the mainboard plug-in terminal is used for being connected with the positive terminal of the PSE plug-in terminal, the M bus terminals of the mainboard connector are used for being connected with the M bus terminals of the PSE plug-in terminal, wherein,
the controller is connected with a primary side tap of the isolation transformer through N pairs of data lines, and is used for sending control signals to the PSE connector, wherein the control signals are used for respectively controlling the opening and closing of N switches so as to respectively control the PSE direct-current power supply to supply power to the N network ports;
a secondary side tap of the isolation transformer is connected with the N-way network port through N groups of signal line pairs;
and the N-path network port is used for exchanging data with the controller through the isolation transformer.
7. The motherboard connector as recited in claim 6, wherein said N negative terminals and one positive terminal of said motherboard connector terminal are respectively connected to an isolation transformer or respectively connected to N network ports, comprising:
n negative terminals and a positive terminal of the mainboard connector are connected into an isolation transformer in an endpoint PSE connection mode; or,
n negative terminals and a positive terminal of the mainboard connector are accessed to the N network ports in a midspan PSE mode.
8. The motherboard connector as recited in claim 7, wherein N negative terminals and a positive terminal of the motherboard connector are connected to the isolation transformer by using an endpoint PSE, comprising:
and the center tap of the secondary side TX part of the ith group of windings of the isolation transformer is connected with the positive terminal of the mainboard connector, the center tap of the secondary side RX part of the ith group of windings of the isolation transformer is connected with the ith negative terminal of the mainboard connector, and i is more than or equal to 1 and less than or equal to N.
9. The motherboard connector as recited in claim 6, wherein the N negative terminals and the positive terminal of the motherboard connector access the N network ports in a midspan PSE manner, comprising:
and the first group of idle line pairs of the ith network port are connected with the positive terminal of the mainboard connector, the second group of idle line pairs of the ith network port are connected with the ith negative terminal of the mainboard connector, and i is more than or equal to 1 and less than or equal to N.
10. A method of controlling a motherboard connector as claimed in any one of claims 6 to 9, said method comprising:
and sending a control signal to a power supply equipment PSE connector, wherein the control signal is used for respectively controlling the opening and closing of N switches of the PSE connector so as to respectively control the power supply of N network ports on the mainboard connector.
11. A power over ethernet POE system comprising a power sourcing equipment PSE connector according to any of claims 1 to 4 and a motherboard connector according to any of claims 6 to 9.
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| CN201610665303.4A CN106301800B (en) | 2016-08-12 | 2016-08-12 | PSE connector, mainboard connector, control method and system |
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| CN201610665303.4A CN106301800B (en) | 2016-08-12 | 2016-08-12 | PSE connector, mainboard connector, control method and system |
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| CN102075331A (en) * | 2010-11-04 | 2011-05-25 | 中兴通讯股份有限公司 | Ethernet power supply end equipment as well as system and method thereof for realizing power supply |
| WO2013110076A1 (en) * | 2012-01-20 | 2013-07-25 | Adtran, Inc. | Device and method for powering ethernet midspan device and endspan device |
| CN105634750A (en) * | 2014-10-30 | 2016-06-01 | 华为技术有限公司 | Power supply equipment chip, Ethernet power supply equipment, and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102075331A (en) * | 2010-11-04 | 2011-05-25 | 中兴通讯股份有限公司 | Ethernet power supply end equipment as well as system and method thereof for realizing power supply |
| WO2013110076A1 (en) * | 2012-01-20 | 2013-07-25 | Adtran, Inc. | Device and method for powering ethernet midspan device and endspan device |
| CN105634750A (en) * | 2014-10-30 | 2016-06-01 | 华为技术有限公司 | Power supply equipment chip, Ethernet power supply equipment, and method |
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