CN210075453U - Front-end high-integration hardware platform for cable digital television monitoring - Google Patents
Front-end high-integration hardware platform for cable digital television monitoring Download PDFInfo
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- CN210075453U CN210075453U CN201921588392.2U CN201921588392U CN210075453U CN 210075453 U CN210075453 U CN 210075453U CN 201921588392 U CN201921588392 U CN 201921588392U CN 210075453 U CN210075453 U CN 210075453U
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Abstract
The embodiment of the application provides a front-end high-integration hardware platform for monitoring a cable digital television, and relates to the technical field of monitoring. The digital television hardware platform comprises: the shell is internally provided with a fixing groove; the passive back plate is arranged in the shell and is provided with a plug connector; and the plurality of service board cards are used for monitoring the digital television and are installed on the passive backboard through the fixing grooves and the plug connectors. The hardware platform improves the stability and reliability of equipment operation and reduces the maintenance cost of the equipment.
Description
Technical Field
The application relates to the technical field of monitoring, in particular to a front-end high-integration hardware platform for monitoring a cable digital television.
Background
The national digital broadcast television monitoring network is composed of monitoring points distributed all over the country and a monitoring platform of a central office monitoring center. Monitoring tasks and data acquisition of each monitoring point are completed through monitoring front-end equipment, and the monitoring tasks and the data acquisition are transmitted back to the central supervision platform for summarizing, analyzing and managing.
At present, a bus interface standard of a peripheral bus Interconnect (CPCI) is generally adopted for monitoring front-end equipment, CPCI connection is realized by a CPCI backplane, a backplane used in the equipment is an active backplane, a power module and a plurality of active devices, such as chips, transistors and the like, are arranged on the active backplane, the possibility of device damage is high, and the reliability and the stability of equipment operation are poor.
SUMMERY OF THE UTILITY MODEL
The application provides a high-integration hardware platform for a front-end of a cable digital television monitor, which aims to improve the technical problems of poor reliability and stability of the hardware platform.
The embodiment of the application is realized by the following steps:
the embodiment of the application provides a digital television hardware platform, which comprises: the shell is internally provided with a fixing groove; the passive back plate is arranged in the shell and is provided with a plug connector; and the plurality of service board cards are used for monitoring the digital television and are installed on the passive backboard through the fixing grooves and the plug connectors.
In this application embodiment, set up passive backplate in the casing, for prior art adopts active backplate, on the one hand, do not have the active device such as chip, transistor on the passive backplate, also do not have power module, can not have the problem that the device damaged, do not need often to maintain or change, not only keep the reliable and stable operation of equipment, still reduced the maintenance cost of equipment. On the other hand, the service board card is fixed in the shell through the fixing groove, the connection between the passive backboard and the service board card is established through the plug connector, and then the service board card is installed on the passive backboard in the shell.
In one possible implementation manner, the service board card includes a switch board card, an ethernet interface is provided on the switch board card, and the switch board card is connected to the service board cards installed on the passive backplane, except for the switch board card, through the ethernet interface.
In the embodiment of the application, the switching board card is provided with the ethernet interface, the switching board card is connected with other service board cards through the ethernet interface, and the interaction of network data can be realized between the switching board card and each service board card, so that the interaction of network data between each service board card is realized.
In one possible implementation, the housing is provided with a front panel and a rear panel opposite to the front panel, and the passive backplane comprises a first backplane and a second backplane; the front panel is provided with a fixing groove corresponding to the first back plate, and the rear panel is provided with a fixing groove corresponding to the second back plate; the first backplane and the second backplane are connected by the switch board card.
In the embodiment of the application, the first back plate and the second back plate are arranged and communicated, different or same service board cards can be mounted on the two back plates, and the functions of the hardware platform can be expanded.
In a possible implementation manner, the switch board includes a first switch board installed on the first backplane and a second switch board installed on the second backplane, where the first switch board and the second switch board are provided with a gigabit ethernet interface, and the first switch board and the second switch board are connected through the gigabit ethernet interface to realize connection between the first backplane and the second backplane.
In the embodiment of the application, each backplane is provided with one switching board card, and the two switching board cards are connected through a trillion ethernet interface, so that on one hand, network data interaction between the first backplane and the second backplane is realized. On the other hand, in the prior art, the switching board card and the switching board card are generally connected by binding a plurality of gigabit Ethernet interfaces, so that the data throughput rate is low, the fault is easy to occur, frequent maintenance is required, the gigabit interface is adopted, the data throughput rate is improved, the fault is not easy to occur, the stability is high, and the maintenance cost is reduced.
In a possible implementation manner, the service board further includes a monitoring board, the ethernet interface includes a gigabit ethernet interface, the monitoring board is connected with the switch board through the gigabit ethernet interface to implement data interaction between the monitoring board and the switch board, and the monitoring board is configured to monitor an operation state of each service board.
In the embodiment of the application, data interaction can be performed between the exchange board card and each service board card, the monitoring board card realizes data interaction with the exchange board card through the gigabit Ethernet interface, the interactive bandwidth is increased, the monitoring board card can acquire data of each service board card, the running state of each service board card is monitored in real time, the equipment failure rate is reduced, and the running stability of equipment is improved.
In a possible implementation manner, a liquid crystal screen is further installed on the shell, and the liquid crystal screen is connected with the monitoring board card and used for displaying the running state of each service board card monitored by the monitoring board card.
In the embodiment of the application, the liquid crystal display can display the working state of each service board card in real time, so that a user can conveniently monitor the running condition of each service board card.
In a possible implementation manner, the hardware platform further includes a power conversion module, an input end of the power conversion module is used for connecting an external power source, and an output end of the power conversion module is connected to the passive backplane, so that the external power source supplies power to the passive backplane.
In the embodiment of the application, the power conversion module is arranged, an external power source can be converted into a power source available for the passive backboard, the power supply of the passive backboard is realized, and then the power supply of each service board card is realized through the power bus of the passive backboard.
In one possible implementation, the power conversion module includes four integrated power conversion modules CSUs 550, and the output power of each CSU550 is equal.
In the embodiment of the application, four efficient power conversion modules CSU550 are integrated, and the power output by each module is equal, the module is a standard power module, and the same packaged module can support higher power and support expandability; enough power supply power can be provided to ensure the stable operation of the system; the power modules are mutually backed up, and when any one power module fails, the system can work continuously to ensure normal operation of the service; and the hot plug is supported, and the maintenance is easy.
In a possible implementation manner, a heat dissipation fan is further disposed in the housing, the heat dissipation fan is connected with the passive backplane, and the heat dissipation fan is used for dissipating heat for the hardware platform.
In the embodiment of the application, the heat dissipation fan is further arranged in the shell, so that heat dissipation in the shell is realized, and the running safety of each service board card in the hardware platform is improved.
In one possible implementation manner, the service board includes a master control board, and the master control board is connected to the cable television monitoring service platform and is configured to perform data interaction with the cable television monitoring service platform.
In the embodiment of the application, the main control board card is arranged to perform data interaction with the cable television monitoring service platform, so that the hardware platform can receive and send data.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a schematic view of a first view structure of a hardware platform according to an embodiment of the present disclosure.
Fig. 2 is a second view structural diagram of a hardware platform according to an embodiment of the present disclosure.
Fig. 3 is a schematic diagram of a third view structure of a hardware platform according to an embodiment of the present disclosure.
Fig. 4 is a schematic view of a first viewing angle structure of a passive backplane according to an embodiment of the present application.
Fig. 5 is a schematic structural diagram of a second view angle of the passive backplane according to the embodiment of the present application.
Icon: 100-hardware platform; 101-a housing; 1010-fixed groove; 102-a passive backplane; 1020-a plug-in unit; 103-service board card.
Detailed Description
The technical solution in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
Referring to fig. 1 to fig. 3, which are schematic structural diagrams of a hardware platform 100 provided in this embodiment of the application in different viewing angles, the hardware platform 100 includes a housing 101, a passive backplane 102 disposed in the housing 101, and a plurality of service boards 103 mounted on the passive backplane 102 and used for monitoring a digital television.
As shown in fig. 2, a fixing groove 1010 is provided in the housing 101. Referring to fig. 4 to fig. 5, a plug connector 1020 is disposed on the passive backplane 102, and the plurality of service boards 103 are mounted on the passive backplane 102 through the fixing slots 1010 and the plug connector 1020.
Embodiment in which the service board 103 is installed on the passive backplane 102 through the fixing slot 1010 and the plug connector 1020: the fixing slot 1010 is equivalent to a fixing device for fixing the service card 103 in the housing 101, and the fixing slot 1010 may be a plug-in slot, a sliding rail, or other structures. If the service board card 103 is a socket, a connector corresponding to the socket may be disposed on the service board card 103, and the service board card 103 is fixed in the housing 101 by fixing the connector in the socket. If the card is a slide rail or a chute, the service card 103 slides into the housing along the slide rail or the chute, and the service card can be fixed in the housing 101.
Further, the plug connector 1020 is used to establish connection between the passive backplane 102 and the service board card 103, the plug connector 1020 may also be configured to be a structure of a plug-in slot, and a connection component (e.g., a connector) corresponding to the plug-in slot on the service board card 103 is inserted into the plug-in slot, so that connection between the service board card 103 and the passive backplane 102 is achieved.
The service board card 103 is fixed in the housing through the fixing groove 1010, and the connection between the passive backplane 102 and the service board card is established through the plug connector 1020, so that the service board card 103 is installed on the passive backplane 102 in the housing 101.
Among the specifications for the housing 101 may be: 475 × 355 × 483 (deep × high × wide) (MM).
The passive backplane 102 belongs to one of Printed Circuit Boards (PCBs), and the passive backplane 102 adopts a CPCI interconnection manner, so that efficient data transmission can be realized. Different from an active backboard, the passive backboard 102 is not provided with active devices such as a chip and a transistor, so that compared with the prior art, on one hand, the passive backboard 102 is not provided with the active devices and a power module, the problem of device damage is avoided, frequent maintenance or replacement is not needed, the reliable and stable operation of the hardware platform 100 is maintained, and the maintenance cost of the hardware platform 100 is reduced. On the other hand, the service board card 103 is fixed in the casing through the fixing groove 1010, the connection between the passive backplane 102 and the service board card is established through the plug connector 1020, and then the service board card 103 is installed on the passive backplane 102 in the casing 101.
After the service board cards 103 are installed on the passive backplane 102, data interaction can be performed between the service board cards 103 and the passive backplane 102, in addition, the passive backplane 102 adopts a CPCI interconnection mode, and is electrically connected between the plug connectors 1020 on the passive backplane 102, and after the service board cards 103 are installed on the plug connectors 1020, the service board cards are electrically connected with the plug connectors 1020, so that the service board cards 103 are also electrically connected, and the passive backplane 102 is equivalent to an integrated circuit board, thereby realizing the connection of the electrical properties of the service board cards 103.
The hardware platform 100 mainly monitors a digital television, and may have multiple functions, in this embodiment of the present application, several more typical service boards are introduced, and it should be noted that, in this embodiment of the present application, the service board 103 may be selectively installed according to a function required by the hardware platform 100, for example, only one of the service boards is installed, or more than two service boards are installed.
The first service board 103: and (4) exchanging the board card. The exchange board card is used as a medium for network data interaction, and it can be understood that each service board card in the device interacts through the network, for example, the device monitors a wired signal, and the wired signal is accessed and output through the demodulation card to form a network data stream. The passive backplane 102 can only achieve electrical connection between the service boards 103, and if network data signals are to be transmitted, the passive backplane can be implemented by a switch board. The switching board card is provided with an ethernet interface, and the switching board card can be connected with other service board cards 103 installed on the passive backplane 102 through the ethernet interface, specifically, the switching board card is connected with the passive backplane 102 through a connector, and 48 ethernet interfaces are led out from the connector. The service board 103 is also connected to the passive backplane 102 through a connector, and may also have an ethernet interface. The two ethernet interfaces are connected through the passive backplane 102, thereby realizing the network connection between the service board 103 and the switch board. The connection is a communication connection, and can realize network data interaction between the switch board card and other service board cards 103, thereby realizing network data interaction between each service board card 103.
When a switch board is provided, for the hardware platform 100, an optional implementation is as follows: the housing 101 is provided with a front panel and a rear panel opposite to the front panel, and the passive backplane 102 includes a first backplane and a second backplane; a fixing groove 1010 corresponding to the first backboard is formed in the front panel, and a fixing groove 1010 corresponding to the second backboard is formed in the rear panel; the first backplane and the second backplane are connected by a switchboard card.
In this embodiment, two passive backplanes 102 are provided, the number of the service board cards 103 that can be installed is increased, and different or the same service board cards 103 can be installed on both the two backplanes, and if different, different functions can be realized; if the service boards 103 are the same, division of labor may be performed, for example, although the same function is performed, different objects are targeted. The functionality of the hardware platform 100 can be extended by such an implementation.
The two backplanes are arranged at different positions in the housing 101, and service cards 103 on different backplanes are connected through the switch card. As an alternative embodiment: the exchange board card comprises a first exchange board card arranged on the first backboard and a second exchange board card arranged on the second backboard, the first exchange board card and the second exchange board card are provided with Ethernet interfaces, and the first exchange board card and the second exchange board card are connected through the Ethernet interfaces so as to realize the connection of the first backboard and the second backboard.
In this embodiment, the first switch board and the second switch board are connected through the ethernet interfaces respectively arranged, so that internal network data interaction can be performed. The ethernet interface may be a gigabit ethernet interface. And by adopting a ten-gigabit link, the data throughput rate is improved, and high-speed internal data exchange is realized.
The switch board card can realize internal connection and can also provide an ethernet interface externally, for example, two gigabit ethernet interfaces and two gigabit ethernet interfaces are provided for selection. The external ethernet interface may be used for the hardware platform 100 to perform communication interaction with other external monitoring platforms, or for cascade connection between monitoring service systems, and the like.
The second service board 103: and monitoring the board card. The monitoring board card is used for monitoring the running state of each component in the hardware platform 100 and the working state of each service board card, effectively avoiding the problems of misinformation or unclear fault reason and the like caused by the fault of the hardware platform 100, and improving the running stability of the hardware platform 100 and the fault solving efficiency. The monitoring board card can be connected with the exchange board card through the Ethernet interface on the exchange board card so as to realize data interaction between the monitoring board card and the exchange board card.
For data interaction between the monitoring board card and the switching board card, the ethernet interfaces on the switching board card may include gigabit ethernet interfaces, the number of the gigabit ethernet interfaces may be 3, and the gigabit ethernet interfaces may be set in a manner that 3 gigabit ethernet interfaces are bound in a full-duplex manner, so as to implement interconnection.
Besides the service boards 103, the service boards may also include a cable digital television modem descrambling monitoring card, an ultra-high definition video and audio transcoding monitoring card, a main control board, and the like. The descrambling monitoring card is used for realizing descrambling, TS _ OVER _ IP and the like; the ultra-high definition video and audio transcoding monitoring card is used for realizing video and audio transcoding, video and audio abnormal state monitoring and the like. Main control board card: according to the instruction issued by the cable television monitoring service platform, the work of each service board card and the storage device is controlled, and the monitoring data and the running state of the main control board card (the monitoring front end where the main control board card is located) are transmitted back to the cable television monitoring service platform.
In addition, in each service board 103, the installation slot positions (i.e., the corresponding fixing slots 1010) of the switch board and the monitor board on the passive backplane 102 are fixed, and the slot positions of the main control board, the descrambling board, the transcoding board and the like are not fixed, and when the corresponding slot positions are determined, the corresponding slot positions are installed according to the corresponding slot positions.
In this embodiment, the hardware platform 100 further includes a power conversion module, an input end of the power conversion module is used for connecting an external power source, and an output end of the power conversion module is connected to the passive backplane 102, so that the external power source supplies power to the passive backplane 102. An external power interface is disposed on the casing 101, and an input end of the power conversion module is connected to an external power source through the external power interface.
The external power source converted by the power conversion module supplies power to the passive backplane 102, and the service board card installed on the passive backplane 102 can also be powered on. In order to improve the conversion efficiency of the power supply and enable each service board and the passive backplane 102 to operate continuously and stably, as an optional implementation: the power conversion module includes four integrated power conversion modules CSUs 550, with the output power of each CSU550 being equal. The total output power of each CSU550 is 550W, and supports the input of 220V AC and 164V HVDC, and therefore, can be adapted to various external power sources.
In this embodiment, because the output power of each CSU550 is equal, the CSUs can be divided into a main module and a standby module, and generally 1-2 CSUs 550 are used for power conversion, and the other two CSUs can be used when the main module fails or is damaged. In addition, the four CSUs 550 may also be provided in a plug-in manner, for example, a plug-in port of the CSU550 is provided on the casing 101, the plug-in port is connected with an external power interface, and when the power module conversion is required, the connection between the CSU550 module and the plug-in port is established.
In this embodiment, after the external power source is turned on, the external power source is converted by the power conversion module, for example, assuming that the passive backplane 102 requires a power supply source of 12V, the power conversion module may convert the external power source (typically 220V) into 12V, so as to supply power to the passive backplane 102. In addition, after the passive backplane 102 is powered on, the passive backplane 102 is equivalent to an internal power module, and can further supply power to the service board 103 on the passive backplane 102.
In this embodiment, a heat dissipation fan is further disposed in the housing 101, and the heat dissipation fan is connected to the passive backplane 102 and is used for dissipating heat for the hardware platform.
The heat dissipation fan may be provided in the form of a fan module, such as: the fan module comprises 3 industrial 4-wire fans (with speed feedback and speed PWM control) of 120mm × 120mm × 25mm in size, and the overall size of the fan module is 447mm × 160mm × 40 mm. The fan modules are interconnected with the passive backplane 102 by connectors. The fan module is fixed on the shell 101 through a fixing piece (such as a screw), and a handle is arranged on a panel of the shell 101 to finish the plugging and unplugging assistance of the fan module, so that the heat radiation fan has a hot plugging function, and the fan can be replaced on line when damaged.
Except for passive heat dissipation through the cooling fan, the shell 101 can also carry out active heat dissipation, and the shell 101 includes air intake and air outlet, and the dust screen that changes easily can be installed to the air intake, is convenient for maintain, clearance.
For heat dissipation within the housing 101, the monitoring board card may also be used to monitor the temperature within the housing 101. Meanwhile, the monitoring board card can also directly perform data interaction with the fan board card, and if the temperature in the shell 101 is monitored to be too high or too low, a corresponding acceleration or deceleration control signal is sent to the fan board card, so that the fan board card controls the cooling fan to change the running state.
In this embodiment, the housing 101 is further provided with a liquid crystal screen, and the liquid crystal screen is connected to the monitoring board card and is used for displaying the operating state of each service board card.
The liquid crystal screen can be a capacitive touch liquid crystal screen, the size of the liquid crystal screen is larger than 4.3 inches, and the resolution is larger than 800 multiplied by 480.
The liquid crystal screen is connected with the monitoring board card, and the monitoring board card can send the running state of each monitored service board card to the liquid crystal screen for displaying. If the monitoring board monitors the state of the power supply conversion module, the state is sent to the liquid crystal screen, and the liquid crystal screen displays the power supply state, such as the current power supply output power and the like. If the monitoring board monitors the running state of the cooling fan, the running state is sent to the liquid crystal screen, and the liquid crystal screen displays the real-time running condition of the fan, such as the rotating speed. The monitoring board sends the monitored running state, the monitored temperature and the like to the liquid crystal screen, and the liquid crystal screen displays the real-time running state. In a word, the liquid crystal screen can receive and display data sent by the monitoring board card.
In this embodiment, each service board 103 implements serial bus interconnection through the passive backplane 102, each hardware platform 100 has a specific Identity (ID), each fixed slot 1010 is pre-configured with slot information, such as a specific Protocol Address (IP), and after the service board 103 is installed on the passive backplane 102, according to the ID of the hardware platform 100 and the slot information where the service board is located, information such as an IP Address is automatically detected and allocated, so as to implement online replacement and plug and play. Equivalently, the service boards 103 installed on different hardware platforms 100 are universal and can be replaced and adjusted online.
When the hardware platform 100 provided by the embodiment of the application is actually used, the space occupancy rate is small, the hardware platform 100 only needs 8U height (length unit) space, and the former hardware platform needs 24U space if the same functions as the same platform need to be met, so that the platform integration level is greatly improved, and meanwhile, the service monitoring capability is greatly enhanced. Meanwhile, 4 power supply modules and 2 exchange board cards are integrated in the platform, and equipment such as a power supply case and an external exchanger does not need to be additionally provided, and complex wiring among the equipment does not need to be considered, so that the equipment is more convenient and easier to operate.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only for the specific embodiments of the present application, but the scope of the present application 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 application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A front-end high-integration hardware platform for cable digital television monitoring, comprising:
the shell is internally provided with a fixing groove;
the passive back plate is arranged in the shell and is provided with a plug connector;
and the plurality of service board cards are used for monitoring the digital television and are installed on the passive backboard through the fixing grooves and the plug connectors.
2. The hardware platform of claim 1, wherein the service board card comprises a switch board card, an ethernet interface is disposed on the switch board card, and the switch board card is connected to the service board card installed on the passive backplane, except for the switch board card, through the ethernet interface.
3. The hardware platform of claim 2, wherein the housing is provided with a front panel and a back panel opposite the front panel, the passive backplane comprising a first backplane and a second backplane; the front panel is provided with a fixing groove corresponding to the first back plate, and the rear panel is provided with a fixing groove corresponding to the second back plate; the first backplane and the second backplane are connected by the switch board card.
4. The hardware platform of claim 3, wherein the switch boards include a first switch board mounted on the first backplane and a second switch board mounted on the second backplane, the first switch board and the second switch board are both provided with a gigabit Ethernet interface, and the first switch board and the second switch board are connected through the gigabit Ethernet interface to realize the connection between the first backplane and the second backplane.
5. The hardware platform of claim 2, wherein the service boards further include a monitoring board, the ethernet interface includes a gigabit ethernet interface, the monitoring board is connected to the switch board through the gigabit ethernet interface to implement data interaction between the monitoring board and the switch board, and the monitoring board is configured to monitor an operating state of each service board.
6. The hardware platform of claim 5, wherein a liquid crystal screen is further installed on the housing, and the liquid crystal screen is connected to the monitoring board card and is configured to display the operating state of each service board card monitored by the monitoring board card.
7. The hardware platform of claim 1, further comprising a power conversion module, wherein an input end of the power conversion module is used for connecting an external power source, and an output end of the power conversion module is connected to the passive backplane, so that the external power source supplies power to the service board installed on the passive backplane.
8. The hardware platform of claim 7, wherein the power conversion module comprises four power conversion modules (CSUs) 550, wherein the four CSUs 550 are integrated, and wherein the output power of each CSU550 is equal.
9. The hardware platform of claim 1, wherein a heat dissipation fan is further disposed within the housing, the heat dissipation fan being connected to the passive backplane, the heat dissipation fan being configured to dissipate heat for the hardware platform.
10. The hardware platform of claim 1, wherein the service board comprises a master control board, and the master control board is connected to the cable television monitoring service platform and configured to perform data interaction with the cable television monitoring service platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921588392.2U CN210075453U (en) | 2019-09-23 | 2019-09-23 | Front-end high-integration hardware platform for cable digital television monitoring |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921588392.2U CN210075453U (en) | 2019-09-23 | 2019-09-23 | Front-end high-integration hardware platform for cable digital television monitoring |
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| CN210075453U true CN210075453U (en) | 2020-02-14 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112930065A (en) * | 2021-03-31 | 2021-06-08 | 国家广播电视总局监管中心 | Case backplate system and TV monitoring front-end equipment |
| CN114267765A (en) * | 2021-12-06 | 2022-04-01 | 深圳市伟方成科技有限公司 | LED packaging device |
-
2019
- 2019-09-23 CN CN201921588392.2U patent/CN210075453U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112930065A (en) * | 2021-03-31 | 2021-06-08 | 国家广播电视总局监管中心 | Case backplate system and TV monitoring front-end equipment |
| CN114267765A (en) * | 2021-12-06 | 2022-04-01 | 深圳市伟方成科技有限公司 | LED packaging device |
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