CN105204397A - Large-scale switch matrix - Google Patents
Large-scale switch matrix Download PDFInfo
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- CN105204397A CN105204397A CN201510582493.9A CN201510582493A CN105204397A CN 105204397 A CN105204397 A CN 105204397A CN 201510582493 A CN201510582493 A CN 201510582493A CN 105204397 A CN105204397 A CN 105204397A
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- input end
- module
- switch
- output terminal
- fpga
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Amplifiers (AREA)
- Electronic Switches (AREA)
Abstract
The invention discloses a large-scale switch matrix. The large-scale switch matrix comprises a power interface and a fuse protector, wherein one end of the fuse protector is connected with the power interface, the other end of the fuse protector is connected to the input end of a power switch, the output end of the power switch is connected to the input end of an AC-DC convertor, and the output end of the AC-DC convertor is connected to the input end of a first voltage booster, the input end of a second voltage booster and the input end of a negative booster; the output end of the first voltage booster and the output end of the negative booster are connected to the input end of an FPGA; the output end of the second voltage booster is connected to the input end of an amplification power distribution module, and the output end of the amplification power distribution module and the output end of the FPGA are connected to the input end of a switch module. According to the large-scale switch matrix, the amplification power distribution module is directly connected with the switch module in a butt-joint mode, the size is greatly decreased as a result of the connection mode, complex connection is decreased, and work efficiency of assembling personnel is improved.
Description
Technical field
The present invention relates to a kind of large-scale switches matrix.
Background technology
Matrix switch is used for signal exchange and shunt, will realize any connection of the input of multiple signal and multiple signal outlet chamber in same system, adopts the mode of cable cross exchange to realize traditionally.The mode of so-called employing cable cross exchange realizes just referring to and connects between multiple input signal and multiple output port with many cables, thus selected by the switching motherboard settling signal of multichannel, first Ji Mei road input signal is divided into n road signal through power divider, this n road signal is received on the input end of n m:1 switch respectively, such m 1:n power splitter can distribute m × n signal, n m:1 switch has n × m input end, just in time match connection, total m × n channel, such as, for 16 × 32 exchange systems, 16 × 32=512 root is just needed to exchange cable.
Therefore, when using cable to be connected with multi-way switch by power divider to realize any channel switch, its number of cables is more, crosspoint volume is very huge, if one of them channel is out of joint, also need remaining cable to disassemble during maintenance, its maintenance capacity is very large, and reliability is very low; Meanwhile, particularly when more massive channel switch, the exchange cable of needs will become multiple to increase, and thus crosspoint will become complex, almost can not realize.
Summary of the invention
The object of this invention is to provide a kind of large-scale switches matrix, to solve the problem that existing switch matrix number of cables is large, bulky, maintainability is poor.
For solving the problems of the technologies described above, the invention provides a kind of large-scale switches matrix, comprise power interface, the fuse that one end is connected with power interface, the other end of fuse is connected to the input end of power switch, the output terminal of power switch is connected to the input end of AC-DC converter, and the output terminal of AC-DC converter is connected to the input end of the first stepup transformer, the input end of the second stepup transformer and the input end of reducing transformer respectively; The output terminal of the first stepup transformer and the output terminal of reducing transformer are connected to the input end of FPGA respectively; The output terminal of the second stepup transformer is connected to the input end amplifying merit sub-module, and the output terminal of the output terminal and FPGA that amplify merit sub-module is connected to the input end of switch module respectively.
Further, switch matrix also comprises the amplitude equalizer be connected with the input end amplifying merit sub-module.
Further, amplification merit sub-module and switch module directly dock connection.
Further, switch matrix also comprises the fan be connected with AC-DC converter.
Further, amplify merit sub-module to be made up of the power splitter cascade of the lumped parameter of multistage one-to-two.
Further, FPGA with the first stepup transformer, adopt the connector of plug-in to dock between reducing transformer and switch module.
Beneficial effect of the present invention is:
1, amplification merit sub-module and switch module are directly docked connection by the application, and this connected mode saves volume greatly, decrease cumbersome connection, improve the work efficiency of assembly crewman.
2, be also provided with amplitude equalizer in the application, can ensure that the gain of switch matrix keeps stable.
3, the amplification merit sub-module in the application is made up of the power splitter cascade of the lumped parameter of multistage one-to-two, and its advantage is that standing wave, Insertion Loss and phase place are all adjustable, has stopped space to debugging efforts.
4, the connected mode between FPGA with each module adopts the connector of plug-in to dock, and does namely accelerating assembling speed like this, reduces the probability by mistake connected.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of preferred embodiment.
Embodiment
Below the specific embodiment of the present invention is described; so that those skilled in the art understand the present invention; but should be clear; the invention is not restricted to the scope of embodiment; to those skilled in the art; as long as various change to limit and in the spirit and scope of the present invention determined, these changes are apparent, and all innovation and creation utilizing the present invention to conceive are all at the row of protection in appended claim.
Large-scale switches matrix as shown in Figure 1, comprise power interface, the fuse that one end is connected with power interface, the other end of fuse is connected to the input end of power switch, the output terminal of power switch is connected to the input end of AC-DC converter, and the output terminal of AC-DC converter is connected to the input end of the first stepup transformer, the input end of the second stepup transformer and the input end of reducing transformer respectively; The output terminal of the first stepup transformer and the output terminal of reducing transformer are connected to the input end of FPGA respectively; The output terminal of the second stepup transformer is connected to the input end amplifying merit sub-module, and the output terminal of the output terminal and FPGA that amplify merit sub-module is connected to the input end of switch module respectively.By the shutoff of each switch in FPGA gauge tap module in use procedure, its control is convenient and swift.
According to an embodiment of the application, switch matrix also comprises the amplitude equalizer be connected with the input end amplifying merit sub-module, can ensure that the gain of switch matrix keeps stable.
According to an embodiment of the application, amplification merit sub-module and switch module directly dock connection, and this connected mode saves volume greatly, decreases cumbersome connection, improves the work efficiency of assembly crewman.
According to an embodiment of the application, switch matrix also comprises the fan be connected with AC-DC converter, can increase cavity radiating rate.
According to an embodiment of the application, amplify merit sub-module and be made up of the power splitter cascade of the lumped parameter of multistage one-to-two, its advantage is that standing wave, Insertion Loss and phase place are all adjustable, has stopped space to debugging efforts.
According to an embodiment of the application, FPGA with the first stepup transformer, adopt the connector of plug-in to dock between reducing transformer and switch module, do namely accelerating assembling speed like this, reduce the probability by mistake connected.
Claims (6)
1. a large-scale switches matrix, switch module, it is characterized in that, comprise the fuse that one end is connected with power interface, the other end of described fuse is connected to the input end of power switch, the output terminal of described power switch is connected to the input end of AC-DC converter, and the output terminal of AC-DC converter is connected to the input end of the first stepup transformer, the input end of the second stepup transformer and the input end of reducing transformer respectively; The output terminal of described first stepup transformer and the output terminal of reducing transformer are connected to the input end of FPGA respectively; The output terminal of described second stepup transformer is connected to the input end amplifying merit sub-module, and the described output terminal of amplification merit sub-module and the output terminal of FPGA are connected to the input end of described switch module respectively.
2. large-scale switches matrix according to claim 1, is characterized in that, described switch matrix also comprises the amplitude equalizer be connected with the input end of described amplification merit sub-module.
3. large-scale switches matrix according to claim 1, is characterized in that, described amplification merit sub-module and switch module directly dock connection.
4., according to the arbitrary described large-scale switches matrix of claim 1, it is characterized in that, described switch matrix also comprises the fan be connected with described AC-DC converter.
5. large-scale switches matrix according to claim 1, is characterized in that, described amplification merit sub-module is made up of the power splitter cascade of the lumped parameter of multistage one-to-two.
6. large-scale switches matrix according to claim 1, is characterized in that, described FPGA with described first stepup transformer, adopt the connector of plug-in to dock between reducing transformer and switch module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510582493.9A CN105204397A (en) | 2015-09-15 | 2015-09-15 | Large-scale switch matrix |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510582493.9A CN105204397A (en) | 2015-09-15 | 2015-09-15 | Large-scale switch matrix |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105204397A true CN105204397A (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201510582493.9A Pending CN105204397A (en) | 2015-09-15 | 2015-09-15 | Large-scale switch matrix |
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| CN (1) | CN105204397A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4683564A (en) * | 1982-11-22 | 1987-07-28 | Data Switch Corporation | Matrix switch system |
| CN1081306A (en) * | 1992-07-16 | 1994-01-26 | 烟台开发区意埃伊股份有限公司 | Satellite immediate frequency cable television network |
| JPH11289295A (en) * | 1998-04-01 | 1999-10-19 | Nec Corp | Node for optical communication, optical transmission system using the same and node failure recovering method |
| JP2007155663A (en) * | 2005-12-08 | 2007-06-21 | Nec Electronics Corp | Esd-testing device |
| CN103179388A (en) * | 2013-03-01 | 2013-06-26 | 广州易迩达电子有限公司 | Matrix receiving method and device for multiple satellite digital television signals |
| CN203520526U (en) * | 2013-09-22 | 2014-04-02 | 重庆惠泽科技发展有限公司 | Integrated operation platform for tax levying and comprehensive management for mining industry |
| CN204290981U (en) * | 2014-11-19 | 2015-04-22 | 大唐移动通信设备有限公司 | A kind of switch matrix tested for RF remote unit RRU |
| CN204965098U (en) * | 2015-09-15 | 2016-01-13 | 成都创新达微波电子有限公司 | Extensive switch matrix |
-
2015
- 2015-09-15 CN CN201510582493.9A patent/CN105204397A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4683564A (en) * | 1982-11-22 | 1987-07-28 | Data Switch Corporation | Matrix switch system |
| CN1081306A (en) * | 1992-07-16 | 1994-01-26 | 烟台开发区意埃伊股份有限公司 | Satellite immediate frequency cable television network |
| JPH11289295A (en) * | 1998-04-01 | 1999-10-19 | Nec Corp | Node for optical communication, optical transmission system using the same and node failure recovering method |
| JP2007155663A (en) * | 2005-12-08 | 2007-06-21 | Nec Electronics Corp | Esd-testing device |
| CN103179388A (en) * | 2013-03-01 | 2013-06-26 | 广州易迩达电子有限公司 | Matrix receiving method and device for multiple satellite digital television signals |
| CN203520526U (en) * | 2013-09-22 | 2014-04-02 | 重庆惠泽科技发展有限公司 | Integrated operation platform for tax levying and comprehensive management for mining industry |
| CN204290981U (en) * | 2014-11-19 | 2015-04-22 | 大唐移动通信设备有限公司 | A kind of switch matrix tested for RF remote unit RRU |
| CN204965098U (en) * | 2015-09-15 | 2016-01-13 | 成都创新达微波电子有限公司 | Extensive switch matrix |
Non-Patent Citations (1)
| Title |
|---|
| 陈广新 等: "基于ARM微控制器的新型开关矩阵", 《2007北京地区高校研究生学术交流会通信与信息技术会议集（上册）》 * |
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Application publication date: 20151230 |