CN212435434U - Automatic feeder terminal, antenna module and communication system of distribution network - Google Patents

Automatic feeder terminal, antenna module and communication system of distribution network Download PDF

Info

Publication number
CN212435434U
CN212435434U CN202020999503.5U CN202020999503U CN212435434U CN 212435434 U CN212435434 U CN 212435434U CN 202020999503 U CN202020999503 U CN 202020999503U CN 212435434 U CN212435434 U CN 212435434U
Authority
CN
China
Prior art keywords
rdss
power
distribution network
antenna module
control unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202020999503.5U
Other languages
Chinese (zh)
Inventor
何方勇
高峰
许祥滨
孙功宪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Techtotop Microelectronics Co Ltd
Original Assignee
Techtotop Microelectronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Techtotop Microelectronics Co Ltd filed Critical Techtotop Microelectronics Co Ltd
Priority to CN202020999503.5U priority Critical patent/CN212435434U/en
Application granted granted Critical
Publication of CN212435434U publication Critical patent/CN212435434U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission

Landscapes

  • Mobile Radio Communication Systems (AREA)

Abstract

The utility model is suitable for a communication technology field provides a distribution network automation feeder terminal, antenna module and communication system, distribution network automation feeder terminal includes: the terminal comprises a terminal body and an embedded satellite radio positioning system RDSS control unit electrically connected with the terminal body, wherein the RDSS control unit is provided with a corresponding data interface; wherein: the terminal body is used for acquiring first power data and sending the first power data to the RDSS control unit; the RDSS control unit is used for sending the first power data to the RDSS antenna module so as to transmit the first power data to a power distribution network automation main station, and the RDSS antenna module is connected to the RDSS control unit through a data line, so that the real-time performance of RDSS signal transmission is improved.

Description

Automatic feeder terminal, antenna module and communication system of distribution network
Technical Field
The utility model belongs to the technical field of communication, especially, relate to a distribution network automation feeder terminal, antenna module and communication system.
Background
In a distribution network system, each column switch complete equipment is provided with a switch controller, and the switch controller is a Feeder Terminal Unit (FTU) for distribution network automation. Generally, the FTU has functions of three remote (telemetry, remote signaling, remote control) and fault detection, and can communicate with a distribution network automation master station. The FTU can provide various parameter information required by the operation condition and monitoring control of the power distribution network system, such as the on-off state, the electric energy parameter, the phase-to-phase fault, the grounding fault, the parameter during the fault and the like, to the power distribution network master station; meanwhile, various commands issued by the power distribution network master station can be executed, power distribution equipment is adjusted and controlled, and functions of fault location, fault isolation, rapid power restoration in a non-fault area and the like are achieved.
The power distribution network is the most widely distributed network in the power grid system, and data communication and network control of the power distribution network are basic conditions for normal operation of the power distribution network. At present, a Beidou satellite radio positioning system (RDSS) communication technology can be used for replacing a mobile communication network or serving as an alternative communication mode of the mobile communication network to communicate between an FTU and a power distribution network automation main station, so that in some areas without mobile network coverage, the communication between the FTU and the power distribution network automation main station is not influenced.
The use of the RDSS communication technology requires that the RDSS communication terminal and the FTU device are fixedly installed together, and then the RDSS communication terminal is connected to a corresponding RDSS antenna through a radio frequency cable to realize the transceiving of signals. However, in practical applications, there are cases where the RDSS antenna mounting point and the FTU device mounting point are far apart. At this time, the insertion loss of the radio frequency cable is large, which affects the reception and processing of the RDSS signal, and further affects the real-time performance of data transmission.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the utility model provides a distribution network automation feeder terminal, antenna module and communication system to solve among the prior art and be connected to the RDSS antenna through radio frequency cable with fixed mounting's RDSS communication terminal and FTU equipment together, because the great problem that influences the receipt and the processing of RDSS signal of radio frequency cable insertion loss.
The utility model provides a first aspect of the embodiment provides a distribution network automation feeder terminal, include: the terminal comprises a terminal body and an embedded satellite radio positioning system RDSS control unit electrically connected with the terminal body, wherein the RDSS control unit is provided with a corresponding data interface; wherein:
the terminal body is used for acquiring first power data and sending the first power data to the RDSS control unit;
the RDSS control unit is used for sending the first power data to an RDSS antenna module so as to transmit the first power data to a power distribution network automation main station, and the RDSS antenna module is connected to the RDSS control unit through a data line.
Optionally, the RDSS control unit is further configured to receive second power data sent by the RDSS antenna module, where the second power data is transmitted to the RDSS antenna module by the distribution network automation master station;
the terminal body is further used for executing the operation corresponding to the second power data.
Optionally, the method further comprises:
and the first power supply management unit is respectively electrically connected with the terminal body and the RDSS control unit and is used for providing power for the terminal body and the RDSS control unit.
A second aspect of the embodiments provides an antenna module, include:
the digital signal processing unit is used for receiving first power data sent by an RDSS control unit embedded in a distribution network automation feeder terminal, the digital signal processing unit is provided with a corresponding data interface, and the RDSS control unit is connected to the digital signal processing unit through a data line;
and the antenna unit is used for transmitting the first radio-frequency signal corresponding to the first power data to the power distribution network automation main station.
Optionally, the digital signal processing unit is further configured to perform signal modulation on the first power data to obtain a first power signal to be transmitted.
Optionally, the antenna module further includes:
the radio frequency signal processing unit is respectively electrically connected with the digital signal processing unit and the antenna unit and is used for receiving the first power signal sent by the digital signal processing unit and sending the first radio frequency signal to the antenna unit after converting the first power signal into a corresponding first radio frequency signal.
Optionally, the antenna unit is further configured to receive second power data transmitted by the power distribution network automation master station;
the digital signal processing unit is used for sending a second power signal corresponding to the second power data to the RDSS control unit.
Optionally, the radio frequency signal processing unit is further configured to perform analog-to-digital conversion on the second power data to obtain a second power signal.
Optionally, the method further comprises:
and the second power management unit is electrically connected with the antenna unit, the radio frequency signal processing unit and the digital signal processing unit respectively and is used for providing power for the antenna unit, the radio frequency signal processing unit and the digital signal processing unit.
The utility model discloses a third aspect of embodiment provides a communication system, including distribution network automation main website, distribution network automation feeder terminal to and through the data line with the antenna module that distribution network automation feeder terminal connects, distribution network automation feeder terminal is any item of above-mentioned first aspect distribution network automation feeder terminal, the antenna module be any item of above-mentioned second aspect antenna module.
Compared with the prior art, the embodiment of the utility model provides an including following advantage:
the embodiment of the utility model provides a, through embedding RDSS the control unit to FTU equipment, then link together above-mentioned FTU equipment and RDSS antenna module through the data line, can reduce and insert the loss that brings RDSS communication terminal and FTU equipment connection to the RDSS antenna through radio frequency cable in receiving and dispatching RDSS signal process, help improving RDSS signal transmission's real-time.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic diagram of a distribution network automation feeder terminal according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an antenna module according to an embodiment of the present invention;
fig. 3 is a schematic diagram illustrating a connection manner between an automatic feeder terminal and an antenna module of a power distribution network according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a communication system according to an embodiment of the present invention.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. However, it will be apparent to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
The technical solution of the present invention will be described below with reference to specific examples.
Referring to fig. 1, a schematic diagram of an automatic feeder terminal of a power distribution network according to an embodiment of the present invention is shown, including a terminal body 101, an embedded satellite radio positioning system RDSS control unit 102 electrically connected to the terminal body 101, and a first power management unit 103 electrically connected to the terminal body 101 and the RDSS control unit 102, respectively.
As shown in fig. 1, the first power management unit 103 may provide power to the terminal body 101 and the RDSS control unit 102 to support normal operations of the terminal body 101 and the RDSS control unit 102.
In the embodiment of the present invention, the RDSS control unit 102 is an embedded unit, and partial functions of the RDSS communication terminal can be implemented at the FTU device side by embedding the RDSS control unit 102 into the FTU device.
In the embodiment of the present invention, the RDSS control unit 102 has a corresponding data interface, and based on the data interface, the RDSS control unit 102 can be connected to the RDSS antenna module by using a data line.
For example, when transmitting first power data to the automatic main power distribution network station by the FTU, first power data may be collected through the terminal body 101, and then the first power data is sent to the RDSS control unit 102 for processing, and the RDSS control unit 102 may send the first power data to the RDSS antenna module after processing the first power data, so as to transmit the first power data to the automatic main power distribution network station.
When the distribution network automation master station transmits the second power data to the FTU, the second power data may be first transmitted to the RDSS antenna module by the distribution network automation master station, and then the RDSS control unit 102 may receive the second power data transmitted by the RDSS antenna module, and the terminal body 101 executes an operation corresponding to the second power data.
The embodiment of the utility model provides an in, through embedding RDSS the control unit to FTU equipment, will be integrated on RDSS antenna module to a plurality of processing units of RDSS signal, then pass through the data line with above-mentioned FTU equipment and RDSS antenna module and link together, can reduce and insert the loss that brings RDSS communication terminal and FTU equipment connection to the RDSS antenna through radio frequency cable in receiving and dispatching RDSS signal process, help improving RDSS signal transmission's real-time.
Referring to fig. 2, a schematic diagram of an antenna module according to an embodiment of the present invention is shown, including a digital signal processing unit 201, a radio frequency signal processing unit 202, an antenna unit 203, and a second power supply unit 204; wherein, the digital signal processing unit 201 has a corresponding data interface, so that the RDSS control unit embedded in the FTU device can be connected to the digital signal processing unit 201 through a data line; the radio frequency signal processing unit 202 may be electrically connected to the digital signal processing unit 201 and the antenna unit 203, respectively; the signal processing unit 201, the rf signal processing unit 202, and the antenna unit 203 can be electrically connected to the second power management unit 204, and the second power management unit 204 provides power to the above units to ensure their normal operation.
In the embodiment of the present invention, the digital signal processing unit 201 can receive the first power data sent by the RDSS control unit embedded in the FTU, and perform signal modulation on the first power data, obtain the first power signal to be sent, and then send the first power signal to the radio frequency signal processing unit 202.
After receiving the first power signal sent by the digital signal processing unit 201, the radio frequency signal processing unit 202 may convert the first power signal into a corresponding first radio frequency signal, and then send the first radio frequency signal to the antenna unit 203; the first radio frequency signal corresponding to the first power data is transmitted to the power distribution network automation main station through the antenna unit 203, so that the purpose of transmitting the first power data acquired by the FTU equipment to the power distribution network automation main station is achieved.
In the embodiment of the utility model provides a, antenna unit 203 can also receive the second electric power data of distribution network automation main website transmission to carry out analog-to-digital conversion with second electric power data transmission to radio frequency signal processing unit 202, obtain second electric power signal, then will be sent the second electric power signal that corresponds with second electric power data to RDSS the control unit by digital signal processing unit 201, in order to instruct FTU equipment to carry out the operation corresponding with second electric power signal.
For convenience of understanding, the following description is provided with reference to a specific example to provide an automatic feeder terminal and an antenna module for a power distribution network according to an embodiment of the present invention. On the basis of fig. 1 and fig. 2, refer to fig. 3, show a connection mode schematic diagram of a distribution network automation feeder terminal and an antenna module according to an embodiment of the present invention. According to the connection mode shown in fig. 3, an RDSS control unit is embedded in the FTU device, and the RDSS control unit may be connected to the antenna module through a data line. That is, in the present embodiment, the control unit of the RDSS communication terminal is embedded in the FTU device, and the plurality of processing units for the RDSS signal are integrated in the antenna module, so that the insertion loss caused by connecting the RDSS communication terminal and the FTU device to the RDSS antenna through the radio frequency cable in the process of transceiving the RDSS signal can be reduced, and the real-time performance of RDSS signal transmission is improved.
As shown in fig. 3, a data interface may be respectively configured in the FTU device and the antenna module, and the two data interfaces are connected together through a data line, so as to implement data and signal transmission between the FTU device and the antenna module.
The antenna module in fig. 3 may further include a radio frequency signal processing unit, a digital signal processing unit, and a second power management unit, besides the antenna unit, and the units are connected in sequence to form an antenna module with a multi-channel remote communication function. The DC power required by the antenna module can be supplied by the second power management unit.
In a specific implementation, the antenna unit is used for implementing the transceiving processing of signals. When the signal receiving processing is performed, the unit can receive the signal from the satellite system, realize the filtering and amplification processing of the weak signal, and transmit the processed signal to other signal processing units. In signal transmission processing, the unit may filter and rf power amplify the signals from the various signal processing units of the RDSS and transmit the rf signals into the satellite system.
The radio frequency signal processing unit is used for realizing the amplification and filtering processing of the radio frequency small signal. When receiving and processing the signal, the rf signal processing unit may amplify, filter, downconvert the received rf signal, perform digital-to-analog conversion, and transmit the processed signal to the digital signal processing unit. When performing signal transmission processing, the rf signal processing unit may modulate, filter, amplify, and transmit the digital signal from the digital signal processing unit to the rf signal processing unit. Meanwhile, the digital signal processing unit can perform Beidou transceiving function switching and parameter configuration on the radio frequency signal processing unit, so that the radio frequency signal processing unit can work in a controlled state.
In the signal receiving process, the digital signal processing unit is used for performing spread spectrum pseudo code correlation processing, signal demodulation, useful signal extraction and the like on a received RDSS signal and transmitting the processed signal to an RDSS control unit embedded into FTU equipment; in the process of signal transmission, the digital signal processing unit is used for carrying out signal modulation, spread spectrum pseudo code correlation processing and the like on data from the RDSS control unit and transmitting the processed signals to the radio frequency signal processing unit.
The RDSS control unit embedded in the FTU device can implement control, communication, channel adaptive switching, and communication interaction with the FTU device for each circuit unit. For the Beidou RDSS link, the RDSS control unit needs to complete data analysis processing of power data based on the Beidou RDSS transmission link, and carries out protocol processing on the analyzed power data according to a power communication protocol, so that the purpose that the power data such as remote measurement and remote communication of the FTU are sent to a power distribution network automation main station is achieved, and a remote control command from the main station is sent to FTU equipment is achieved.
The embodiment of the utility model provides an in, the first electric power data that need transmit to distribution network automation main website can be gathered by FTU equipment. The first power data may include current data, voltage data, and the like collected by the FTU device, which is not limited by this embodiment.
The first power data may be transmitted from the FTU device to the antenna module through the data line. After being processed by each circuit unit in the antenna module, the antenna module can be transmitted to a distribution network automation main station through a pre-established RDSS communication link.
When the first power data are transmitted to the power distribution network automation master station through the FTU equipment, the second power data transmitted by the power distribution network automation master station can be received through the RDSS communication link.
The embodiment of the utility model provides an in, second electric power data can be transmitted to the antenna module by distribution network automation main website through RDSS communication link, then by antenna module resend to FTU equipment.
The FTU equipment can execute the operation corresponding to the second power data after receiving the second power data sent by the antenna module, and the operation is the operation finished by the FTU equipment through sending the second power data by the distribution network automation master station.
In specific implementation, the RDSS control unit embedded in the FTU device may perform protocol analysis on the received second power data, so as to extract second target power data meeting a preset communication protocol, and then perform corresponding operation according to an instruction of the second target power data by the FTU device. The present embodiment does not limit the specific requirements of the communication protocol.
Referring to fig. 4, a schematic diagram of a communication system according to an embodiment of the present invention is shown, including distribution network automation main station, distribution network automation feeder terminal, and the antenna module connected to this distribution network automation feeder terminal through the data line, where the distribution network automation feeder terminal may be the distribution network automation feeder terminal shown in fig. 1, and the antenna module may be the antenna module shown in fig. 2. The connection mode between the distribution network automation feeder terminal and the antenna module can be as shown in fig. 3, and this embodiment is not described again.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims (10)

1. A power distribution network automation feeder terminal, comprising: the terminal comprises a terminal body and an embedded satellite radio positioning system RDSS control unit electrically connected with the terminal body, wherein the RDSS control unit is provided with a corresponding data interface; wherein:
the terminal body is used for acquiring first power data and sending the first power data to the RDSS control unit;
the RDSS control unit is used for sending the first power data to an RDSS antenna module so as to transmit the first power data to a power distribution network automation main station, and the RDSS antenna module is connected to the RDSS control unit through a data line.
2. The distribution network automation feeder terminal of claim 1,
the RDSS control unit is further used for receiving second power data sent by the RDSS antenna module, and the second power data are transmitted to the RDSS antenna module by the distribution network automation master station;
the terminal body is further used for executing the operation corresponding to the second power data.
3. The distribution network automation feeder terminal of claim 1 or 2, further comprising:
and the first power supply management unit is respectively electrically connected with the terminal body and the RDSS control unit and is used for providing power for the terminal body and the RDSS control unit.
4. An antenna module, comprising:
the digital signal processing unit is used for receiving first power data sent by an RDSS control unit embedded in a distribution network automation feeder terminal, the digital signal processing unit is provided with a corresponding data interface, and the RDSS control unit is connected to the digital signal processing unit through a data line;
and the antenna unit is used for transmitting the first radio-frequency signal corresponding to the first power data to the power distribution network automation main station.
5. The antenna module of claim 4, wherein the DSP unit is further configured to perform signal modulation on the first power data to obtain a first power signal to be transmitted.
6. The antenna module of claim 5, further comprising:
the radio frequency signal processing unit is respectively electrically connected with the digital signal processing unit and the antenna unit and is used for receiving the first power signal sent by the digital signal processing unit and sending the first radio frequency signal to the antenna unit after converting the first power signal into a corresponding first radio frequency signal.
7. The antenna module of any of claims 4-6,
the antenna unit is further used for receiving second power data transmitted by the power distribution network automation master station;
the digital signal processing unit is used for sending a second power signal corresponding to the second power data to the RDSS control unit.
8. The antenna module of claim 7, wherein the RF signal processing unit is further configured to perform an analog-to-digital conversion on the second power data to obtain a second power signal.
9. The antenna module of any one of claims 4-6 or 8, further comprising:
and the second power management unit is electrically connected with the antenna unit, the radio frequency signal processing unit and the digital signal processing unit respectively and is used for providing power for the antenna unit, the radio frequency signal processing unit and the digital signal processing unit.
10. A communication system comprising a distribution network automation master station, a distribution network automation feeder terminal, and an antenna module connected to the distribution network automation feeder terminal via a data line, wherein the distribution network automation feeder terminal is the distribution network automation feeder terminal of any one of claims 1 to 3, and the antenna module is the antenna module of any one of claims 4 to 9.
CN202020999503.5U 2020-06-03 2020-06-03 Automatic feeder terminal, antenna module and communication system of distribution network Active CN212435434U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020999503.5U CN212435434U (en) 2020-06-03 2020-06-03 Automatic feeder terminal, antenna module and communication system of distribution network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020999503.5U CN212435434U (en) 2020-06-03 2020-06-03 Automatic feeder terminal, antenna module and communication system of distribution network

Publications (1)

Publication Number Publication Date
CN212435434U true CN212435434U (en) 2021-01-29

Family

ID=74272397

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020999503.5U Active CN212435434U (en) 2020-06-03 2020-06-03 Automatic feeder terminal, antenna module and communication system of distribution network

Country Status (1)

Country Link
CN (1) CN212435434U (en)

Similar Documents

Publication Publication Date Title
CN107332605B (en) Measurement and control method based on Ka-S frequency band relay integrated measurement and control system
CN111654322A (en) Electric power data transmission method and device based on parallel processing and storage medium
CN105744333A (en) LNB module used for receiving satellite television signals and corresponding satellite television set top box
CN103490808A (en) Satellite-borne S frequency band relay user terminal system and application method based on spread spectrum system
CN111770505B (en) Communication control unit, near-end connection module, far-end covering module and indoor distribution system
CN113794506A (en) Automatic tracking satellite communication equipment and working method thereof
CN212435434U (en) Automatic feeder terminal, antenna module and communication system of distribution network
CN202634703U (en) Intelligent digital wireless repeater
CN212572191U (en) Power signal transmission apparatus and power signal transmission system
CN212305332U (en) Communication terminal and communication system
CN111585827A (en) Power data transmission method and device, terminal equipment and storage medium
CN212305330U (en) Signal processing device and communication terminal
CN212572546U (en) Power data transmission apparatus and power data transmission system
CN111653080A (en) Data transmission method and device based on data line connection and communication terminal
CN111667680A (en) Data transmission method, RDSS communication terminal and storage medium
CN110677745B (en) Power distribution apparatus, system and method
CN213072210U (en) RDSS communication equipment and power distribution network system
CN113328776A (en) System and method for tracking target satellite with low power consumption
CN111711476B (en) Real-time frame synchronization system and method based on satellite communication countermeasure system
CN212434830U (en) Antenna structure and communication terminal
CN111641266A (en) Data processing method, RDSS communication terminal and storage medium
CN210839931U (en) Power distribution apparatus and system
CN219305045U (en) Remote debugging equipment and system for vehicle and vehicle
CN110677746B (en) Power distribution apparatus, system and method
CN210839932U (en) Power distribution apparatus and system

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant