CN108768570A - A kind of emergent broadcast multimode adapter - Google Patents
A kind of emergent broadcast multimode adapter Download PDFInfo
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- CN108768570A CN108768570A CN201810541051.3A CN201810541051A CN108768570A CN 108768570 A CN108768570 A CN 108768570A CN 201810541051 A CN201810541051 A CN 201810541051A CN 108768570 A CN108768570 A CN 108768570A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
- H04H20/59—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for emergency or urgency
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Electronic Switches (AREA)
Abstract
The invention discloses a kind of emergent broadcast multimode adapters, including controller, signal processing module, analog input interface, digital signal input interface, GPRS receiving terminals, switch control signal interface, USB interface, 485/232 communication interface and power module.Present invention is mainly used for the emergent broadcast platform adapters for solving the prior art to have a single function, it cannot be satisfied different signal input demands and set up, the design is extended on the basis of original adapter, analog signal input, digital signal input, switch control signal input, the input of USB2.0 signals, the input of USB3.0 signals, the input of RS485 data, the input of RS232 data can be met simultaneously, meet the input and processing of different data so that the use scope of broadcast platform is wider.
Description
Technical field
The present invention relates to a kind of multimode adapter, specifically a kind of emergent broadcast multimode adapter.
Background technology
Broadcast refers to that the news media medium of sound is transmitted by radio wave or conducting wire.Program is transmitted by radio wave
Title radio broadcasting, pass through conducting wire transmit program title wired broadcasting.With the fast development of information-based science and technology, most domestic
Rural area is covered with broadcast, can not only listen to various broadcast programs, and the information of rural organization department is facilitated to convey, therefore pole
Big facilitates rural area people's lives, and the transmission that data are carried out by adapter is needed when being reported.
Adapter is an interface convertor, it can be an independent hardware interface device, allows hardware or electronics
Interface is connected with other hardware or electrical interface, can also be information interface.Such as：Power supply adaptor, the switching of tripod pedestal
The interconnecting device etc. of component, USB and serial ports.
Existing adapter has a single function mostly, only has one or two kinds of transmission modes, cannot be satisfied unlike signal
It handles simultaneously and input operates.
Invention content
The purpose of the present invention is to provide it is a kind of can effectively to family carry out security protection emergent broadcast multimode adapter,
To solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides the following technical solutions：
A kind of emergent broadcast multimode adapter, including controller, signal processing module, analog input interface, digital signal
Input interface, GPRS receiving terminals, switch control signal interface, USB interface, 485/232 communication interface and power module, the letter
The input terminal of number processing module is separately connected analog input interface, digital signal input interface, GPRS receiving terminals, switch control
Signaling interface processed, USB interface, 485/232 communication interface, the output single connection controller of the signal processing module, controller
It is also respectively connected with emergent broadcast platform and power module.
As a further solution of the present invention：The power module includes fuse RF, diode VD1, inductance L1, chip
U1, resistance R1, triode VT1 and the one end diode VZ, fuse FU one end connection exchange AC, the fuse FU other ends connect
Diode VD1 anodes are connect, diode VD1 cathode are separately connected capacitance C1 and inductance L1, and the inductance L1 other ends are separately connected capacitance
C2 and chip U1 pin D, chip U1 pins FB are separately connected resistance R1 and resistance R2, and the resistance R2 other ends are separately connected capacitance C4
With diode VD3 cathode, it is another that the chip U1 pins S is separately connected the capacitance C3 other ends, the resistance R1 other ends, capacitance C4
End, inductance L2 and diode VD2 cathode, the inductance L2 other ends are separately connected diode VD2 anodes, capacitance C5, resistance R3, resistance
R4, resistance R6 and output end V1, the resistance R3 other ends are separately connected triode VT1 collectors, triode VT1 base stages and triode
VT2 base stages, triode VT2 collectors connect the resistance R4 other ends, and triode VT2 emitters are separately connected resistance R5, capacitance C5
The other end, the capacitance C2 other ends, the capacitance C1 other ends, capacitance C6 are separately connected two with the AC other ends, the capacitance C6 other ends is exchanged
Pole pipe VZ anodes, diode VZ anodes, the resistance R5 other ends, the resistance R6 other ends and output end V2, the diode VZ other ends connect
Meet triode VT1 emitters, the chip U1 models LNK304.
As a further solution of the present invention：The analog signal interface is internally provided with AD converter.
As a further solution of the present invention：The digital signal interface is internally provided with filter.
As further scheme of the invention：The USB interface includes USB3.0 and USB2.0 interfaces.
As further scheme of the invention：The control is AT89C52 type microcontrollers.
As further scheme of the invention：The signal processing module is specifically signal amplifier.
Compared with prior art, the beneficial effects of the invention are as follows：Present invention is mainly used for solve the emergent wide of the prior art
It broadcasts platform adapter to have a single function, cannot be satisfied different signal input demands and set up, base of the design in original adapter
It is extended on plinth, analog signal input, digital signal input, switch control signal input, USB2.0 can be met simultaneously
Signal input, the input of USB3.0 signals, the input of RS485 data, the input of RS232 data, meet input and the place of different data
Reason so that the use scope of broadcast platform is wider.
Description of the drawings
Fig. 1 is the functional block diagram of emergent broadcast multimode adapter.
Fig. 2 is the circuit diagram of power module in emergent broadcast multimode adapter.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig.1 ~ 2, in the embodiment of the present invention, a kind of emergent broadcast multimode adapter, including controller, signal processing
Module, analog input interface, digital signal input interface, GPRS receiving terminals, switch control signal interface, USB interface,
The input terminal of 485/232 communication interface and power module, the signal processing module is separately connected analog input interface, number
Word signal input interface, GPRS receiving terminals, switch control signal interface, USB interface, 485/232 communication interface, at the signal
The output single connection controller of module is managed, controller is also respectively connected with emergent broadcast platform and power module.
As a further solution of the present invention：The power module includes fuse RF, diode VD1, inductance L1, chip
U1, resistance R1, triode VT1 and the one end diode VZ, fuse FU one end connection exchange AC, the fuse FU other ends connect
Diode VD1 anodes are connect, diode VD1 cathode are separately connected capacitance C1 and inductance L1, and the inductance L1 other ends are separately connected capacitance
C2 and chip U1 pin D, chip U1 pins FB are separately connected resistance R1 and resistance R2, and the resistance R2 other ends are separately connected capacitance C4
With diode VD3 cathode, it is another that the chip U1 pins S is separately connected the capacitance C3 other ends, the resistance R1 other ends, capacitance C4
End, inductance L2 and diode VD2 cathode, the inductance L2 other ends are separately connected diode VD2 anodes, capacitance C5, resistance R3, resistance
R4, resistance R6 and output end V1, the resistance R3 other ends are separately connected triode VT1 collectors, triode VT1 base stages and triode
VT2 base stages, triode VT2 collectors connect the resistance R4 other ends, and triode VT2 emitters are separately connected resistance R5, capacitance C5
The other end, the capacitance C2 other ends, the capacitance C1 other ends, capacitance C6 are separately connected two with the AC other ends, the capacitance C6 other ends is exchanged
Pole pipe VZ anodes, diode VZ anodes, the resistance R5 other ends, the resistance R6 other ends and output end V2, the diode VZ other ends connect
Meet triode VT1 emitters, the chip U1 models LNK304.
Analog signal interface is internally provided with AD converter.Digital signal interface is internally provided with filter.USB interface includes
USB3.0 and USB2.0 interfaces.Control is AT89C52 type microcontrollers.Signal processing module is specifically signal amplifier.
The present invention operation principle be：Present invention is mainly used for the emergent broadcast platform adapter functions of solving the prior art
It is single, it cannot be satisfied different signal input demands and set up, the design is extended on the basis of original adapter, energy
It is enough meet analog signal input simultaneously, digital signal input, switch control signal input, the input of USB2.0 signals, USB3.0 believe
Number input, the input of RS485 data, the input of RS232 data, the functional module that the signal of above-mentioned input passes through respective institute's band are handled
Unify to amplify by signal processing module information signal afterwards, amplified signal enters in controller, and controller is microcontroller, will
The signal transmission of input gives emergent broadcast platform, and power module to modules for being powered.
Fig. 2 is the circuit diagram of power module of the present invention, and LNK304 belongs to LinkSwitch-TN series of products, alternative electricity
Hold the non-isolated linear power supply of buck and save power transformer, with traditional " passive "（By capacitance decompression）Solution phase
Than it uses EcoSmart power-saving technologies, can not only reach the higher efficiency of specific capacitance buck linear stabilized power supply；And
Power factor can be improved.
Two-way output is respectively V1：+ 7V, 80mA；V2：- 5V, 50mA.It also can get+12V between the ends+7V and the ends -5V
Output, accuracy 8%.Wherein, -5V outputs can drive the control circuit of white domestic appliances ,+12V outputs that can be supplied to relay
Electricity, the power supply are particularly suitable for the bidirectional thyristor application circuit for needing negative gate voltage to drive.It is exported at this time using -5V as ginseng
When examining, the gate pole of bidirectional thyristor can be driven with the signal in 0 ~ -5V ranges.
R1 is biasing resistor, and R2 is feedback resistance, and C4 is feedback capacity, and VD3 is feedback diode.C3 is the bypass at the ends BP
Capacitance, output circuit are made of fly-wheel diode VD2, energy storage inductor L2 and output filter capacitor C5, and output voltage first passes around
VD3 obtains feedback voltage after being divided using R1, R2, send to the feedback end of LNK304（FB）,+12V voltages set by R1, R2
Fixed, the peak point current of L2 is limited by the carrying current of LNK304, inside each enabled switch periods, LNK304
MOSFET is connected, and the electric current by L2 and C5 is made to linearly increase.Once reaching Internal current limit point, MOSFET is just turned off, on L2
Inductive current by VD2, C5 and C6, realize voltage stabilizing to adjust the enabled period and turn off the ratio in period, once enter anti-
It is more than 49uA to present end electric current, will skip a cycle.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (7)
1. a kind of emergent broadcast multimode adapter, including controller, signal processing module, analog input interface, number letter
Number input interface, GPRS receiving terminals, switch control signal interface, USB interface, 485/232 communication interface and power module, it is special
Sign is that the input terminal of the signal processing module is separately connected analog input interface, digital signal input interface, GPRS
Receiving terminal, switch control signal interface, USB interface, 485/232 communication interface, the output single connection of the signal processing module
Controller, controller are also respectively connected with emergent broadcast platform and power module.
2. emergent broadcast multimode adapter according to claim 1, which is characterized in that the power module includes fuse
RF, diode VD1, inductance L1, chip U1, resistance R1, triode VT1 and the connection of the one end diode VZ, the fuse FU are handed over
The one end AC is flowed, the fuse FU other ends connect diode VD1 anodes, and diode VD1 cathode are separately connected capacitance C1 and inductance L1,
The inductance L1 other ends are separately connected capacitance C2 and chip U1 pin D, and chip U1 pins FB is separately connected resistance R1 and resistance R2, electricity
The resistance R2 other ends are separately connected capacitance C4 and diode VD3 cathode, the chip U1 pins S be separately connected the capacitance C3 other ends,
The resistance R1 other ends, the capacitance C4 other ends, inductance L2 and diode VD2 cathode, the inductance L2 other ends are separately connected diode VD2
Anode, capacitance C5, resistance R3, resistance R4, resistance R6 and output end V1, the resistance R3 other ends are separately connected triode VT1 current collections
Pole, triode VT1 base stages and triode VT2 base stages, triode VT2 collectors connect the resistance R4 other ends, triode VT2 transmittings
Pole is separately connected resistance R5, the capacitance C5 other ends, the capacitance C2 other ends, the capacitance C1 other ends, capacitance C6 and exchanges the AC other ends,
The capacitance C6 other ends are separately connected diode VZ anodes, diode VZ anodes, the resistance R5 other ends, the resistance R6 other ends and output
Hold V2, diode VZ other end connecting triode VT1 emitters, the chip U1 models LNK304.
3. emergent broadcast multimode adapter according to claim 1, which is characterized in that the inside of the analog signal interface
Equipped with AD converter.
4. emergent broadcast multimode adapter according to claim 1, which is characterized in that set inside the digital signal interface
There is filter.
5. emergent broadcast multimode adapter according to claim 1, which is characterized in that the USB interface includes USB3.0
With USB2.0 interfaces.
6. emergent broadcast multimode adapter according to claim 1, which is characterized in that the control is AT89C52 type lists
Piece machine.
7. emergent broadcast multimode adapter according to claim 1, which is characterized in that the signal processing module is specifically
Signal amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810541051.3A CN108768570A (en) | 2018-05-30 | 2018-05-30 | A kind of emergent broadcast multimode adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810541051.3A CN108768570A (en) | 2018-05-30 | 2018-05-30 | A kind of emergent broadcast multimode adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108768570A true CN108768570A (en) | 2018-11-06 |
Family
ID=64004516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810541051.3A Pending CN108768570A (en) | 2018-05-30 | 2018-05-30 | A kind of emergent broadcast multimode adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108768570A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201374712Y (en) * | 2008-12-24 | 2009-12-30 | 南京柯益思智能科技有限公司 | Intelligent public broadcasting server |
| CN102904734A (en) * | 2012-09-28 | 2013-01-30 | 天津市北海通信技术有限公司 | Network-based all-digital broadcasting system |
| CN203072223U (en) * | 2013-01-30 | 2013-07-17 | 湖南省维克奇节能环保科技有限公司 | Centralized street lamp controller |
| CN104660357A (en) * | 2015-03-11 | 2015-05-27 | 四川九州电子科技股份有限公司 | Multi-channel emergency broadcast intelligent terminal system and control method based on priority |
| CN205005058U (en) * | 2015-07-03 | 2016-01-27 | 北京崇信众城科技有限公司 | Adapter is verified to urgent broadcasting message reception |
| CN205883470U (en) * | 2016-08-05 | 2017-01-11 | 广西广播电视技术中心 | Multichannel urgent broadcasting adapter |
| CN107123229A (en) * | 2017-06-15 | 2017-09-01 | 合肥讯邦网络科技有限公司 | A kind of electronic information communication signal processing system |
| CN206743261U (en) * | 2017-06-08 | 2017-12-12 | 成都西亿达电子科技有限公司 | Emergent broadcast message adapter |
-
2018
- 2018-05-30 CN CN201810541051.3A patent/CN108768570A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201374712Y (en) * | 2008-12-24 | 2009-12-30 | 南京柯益思智能科技有限公司 | Intelligent public broadcasting server |
| CN102904734A (en) * | 2012-09-28 | 2013-01-30 | 天津市北海通信技术有限公司 | Network-based all-digital broadcasting system |
| CN203072223U (en) * | 2013-01-30 | 2013-07-17 | 湖南省维克奇节能环保科技有限公司 | Centralized street lamp controller |
| CN104660357A (en) * | 2015-03-11 | 2015-05-27 | 四川九州电子科技股份有限公司 | Multi-channel emergency broadcast intelligent terminal system and control method based on priority |
| CN205005058U (en) * | 2015-07-03 | 2016-01-27 | 北京崇信众城科技有限公司 | Adapter is verified to urgent broadcasting message reception |
| CN205883470U (en) * | 2016-08-05 | 2017-01-11 | 广西广播电视技术中心 | Multichannel urgent broadcasting adapter |
| CN206743261U (en) * | 2017-06-08 | 2017-12-12 | 成都西亿达电子科技有限公司 | Emergent broadcast message adapter |
| CN107123229A (en) * | 2017-06-15 | 2017-09-01 | 合肥讯邦网络科技有限公司 | A kind of electronic information communication signal processing system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181106 |
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| RJ01 | Rejection of invention patent application after publication |