CN207896962U - High-power data transmission receives and dispatches radio station - Google Patents
High-power data transmission receives and dispatches radio station Download PDFInfo
- Publication number
- CN207896962U CN207896962U CN201820017071.6U CN201820017071U CN207896962U CN 207896962 U CN207896962 U CN 207896962U CN 201820017071 U CN201820017071 U CN 201820017071U CN 207896962 U CN207896962 U CN 207896962U
- Authority
- CN
- China
- Prior art keywords
- power
- data transmission
- radio station
- circuit
- digital modulation
- 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
Links
Landscapes
- Transceivers (AREA)
- Transmitters (AREA)
Abstract
The high-power data transmission of the utility model receives and dispatches radio station, its digital modulation transceiver has sending port and receiving port, sending port is connected after being sequentially connected PA, LC low-pass filter, PIN switching tubes with antenna, PIN switching tubes also pass sequentially through low noise amplifier circuit, LC bandpass filters are connected with receiving port, and digital modulation transceiver also has the serial ports carried out data transmission with base station.The utility model high-power data transmission transmitting-receiving radio station increases reception data link so that high-power data transmission radio station has transmission-receiving function；And the stability of radio station power supply is ensured by surging prevention, voltage detecting and reverse connection prevention protection circuit in power end；Antenna port state when PA output ends judge high-power output by coupling detecting way, to which the bias voltage of PA be arranged, it is ensured that PA will not be damaged；And bluetooth is also introduced as wireless data chain transmission mode；The temperature protection mechanism for also adding PA simultaneously prevents its high temperature from damaging.
Description
Technical field
The utility model belongs to technical field of data transmission, and in particular to a kind of high-power data transmission transmitting-receiving radio station.
Background technology
In traditional mapping operation, the one kind of data transmission radio station as location data transmission between base station and movement station
Equipment is mainly used for the data of base station carrying out one-way transmission to movement station.The data radio station structure such as Fig. 1 generally used now
It is shown, in order to enable the location data of base station can transmit farther, the operating radius bigger of movement station, use based on 4FSK and
The location data of base station is sent to movement station by the high-power transceiver of the 30W of GMSK, by storage battery after simply filtering for receive
Hair machine is powered.It is this since data are to use single-shot emission mode the simplest from base station to movement station one-way transmission
Although structure simplifies design, easy to implement, but also brings some hidden danger simultaneously, main as follows：
1, insufficiency, radio station do not have receives link, can not use relay function, can not continue to expand by way of relaying
Big area coverage；
2, interface is single, and mating data cable, the expanded application in radio station can only be used to compare limitation；
3, it is exported using storage battery, does not consider that positive and negative anodes reversal connection, other equipment noise are introduced by storage battery, radio station can be transmitted
Signal caused by influence；
4, power amplifier (abbreviation PA) uses high-power output, if antenna does not connect (open-circuit condition) or antenna
It is broken (short-circuit condition), once transmitting all can directly burn PA.
Therefore, existing data radio station structure is improved just become very it is necessary to.
Utility model content
The purpose of this utility model is to provide a kind of high-power data transmissions to receive and dispatch radio station, by increasing reception chain
Road so that this radio station has the relay transmission function of transmitting-receiving, expands area coverage.
Technical solution used by the utility model is：High-power data transmission receives and dispatches radio station, is carried out including the use of power supply
The digital modulation transceiver of power supply, the digital modulation transceiver have sending port and receiving port, the sending port according to
It is connected with antenna after secondary connection power amplifier, LC low-pass filters, PIN switching tubes, the PIN switching tubes also pass sequentially through low
Noise amplifier circuit, LC bandpass filters are connected with the receiving port, the digital modulation transceiver also have with base station into
The serial ports of row data transmission.
Further, ESD isolation circuits, the ESD are additionally provided between the low noise amplifier circuit and PIN switching tubes
Isolation circuit is used to improve the antistatic effect of the low noise amplifier circuit.
Further, the output end of the power amplifier has coupling detecting circuit, the coupling by microstrip lines
The output end of detecting circuit and PIN switching tubes is used to detect the shape of antenna also by microstrip lines, the coupling detecting circuit
State：When detecting antenna short circuit or open circuit, the coupling detecting circuit adjusts the bias voltage of the power amplifier；When
Detect that antenna load accesses, the coupling detecting circuit restores the bias voltage of the power amplifier, and the power is made to put
Big device normal work.
Further, the power amplifier is also associated with temperature protection circuit, and the temperature protection circuit is for obtaining
The operating temperature of the power amplifier, and the operating temperature analog signal is converted into digital letter by ADC detection circuits
It number is sent to the digital modulation transceiver, the digital modulation transceiver is controlled according to the operating temperature of the power amplifier
The working condition of the power amplifier.
Further, the digital modulation transceiver also has wireless transport module and passes through the wireless transport module
Carry out wireless data transmission data.
Preferably, the wireless transport module is bluetooth module.
Further, the feeder ear of the power supply is provided with ADC detection circuits, and the ADC detection circuits are for obtaining institute
The output voltage for stating power supply disconnects the power supply when output voltage is less than setting value, stops power supply.
Further, anti-surge protection circuit is provided between the power supply and the digital modulation transceiver, it is described anti-
Surge protection circuit absorbs the instantaneous overvoltage that the power supply is sent out including at least a TVS diode.
Preferably, the anti-surge protection circuit includes at least two surging prevention lists being connected by power inductance
Member, the surging prevention unit include filter capacitor and the TVS diode that several are mutually in parallel.
Further, it is additionally provided with reverse-connection preventing circuit between the power supply and the digital modulation transceiver, it is ensured that described
Reverse power connection will not damage the digital modulation transceiver.
The high-power data transmission transmitting-receiving radio station of the utility model increases reception data link so that high-power data pass
Platform of transmitting electricity has transmission-receiving function (radio station can be applied to relay)；And power end by surging prevention, voltage detecting and
Reverse connection prevention protection circuit ensures the stability of entire radio station power supply；PA output ends judge high-power output by coupling detecting way
When antenna port state, to which the bias voltage of PA be arranged, it is ensured that PA will not be damaged；And bluetooth is also introduced as wireless
Data-link enriches the mode of data connection；The temperature protection mechanism for also adding PA simultaneously prevents its high temperature from damaging；Pass through
Aforesaid way improves the stability and reliability of product so that high power station uses safer, reliable.
Description of the drawings
Fig. 1 is the structural schematic diagram in data transmission radio station in the prior art；
Fig. 2 is the structural schematic diagram in the high-power data transmission transmitting-receiving radio station of the utility model；
Fig. 3 is the circuit structure diagram of the anti-surge protection circuit in the high-power data transmission transmitting-receiving radio station of the utility model.
In figure, 1. digital modulation transceivers, 2. power amplifiers, 3.LC low-pass filters, 4. antennas, 5.PIN switching tubes,
6.ESD isolation circuits, 7. low noise amplifier circuits, 8.LC bandpass filters, 9. coupling detecting circuits, 10. temperature protection circuits,
11. storage battery, 12. power supply protection modules.
Specific implementation mode
The utility model is described in detail with reference to the accompanying drawings and detailed description.
The structure in high-power data transmission transmitting-receiving provided by the utility model radio station as shown in Fig. 2, including the use of power supply into
The modulation system processing signal of 4FSK, GMSK, number may be used in the digital modulation transceiver 1 of row power supply, digital modulation transceiver 1
Word modulates transceiver 1, and there is sending port and receiving port, sending port to be sequentially connected power amplifier 2, LC low-pass filters
3, it is connected with antenna 4 after PIN switching tubes 5, that is, when sending signal, is first passed through by 1 modulated signal of digital modulation transceiver
Power amplification is connected by PIN switching tubes 5 after filtering out its high-frequency noise and is launched by antenna 4；PIN switching tubes 5 are also successively
It is connected with receiving port by low noise amplifier circuit 7, LC bandpass filters 8, when receiving signal, after signal is received by antenna 4
Access is connected by PIN switching tubes 5 and then digital modulation is transferred to by receiving port after noise amplification and bandpass filtering
Transceiver 1, digital modulation transceiver 1 also have the serial ports carried out data transmission with base station.
Further, in order to improve the antistatic effect of low noise amplifier circuit 7, thus low noise amplifier circuit 7 with
One ESD isolation circuit 6, the antistatic effect for improving low noise amplifier circuit 7 are set between PIN switching tubes 5.
The data transmission transmitting-receiving radio station of the utility model is that High-power amplifier exports, if there is the open circuit of antenna 4, short-circuit
Situation can cause antenna standing wave to deteriorate, be reflected so as to cause a large amount of energy, PA be caused to damage.Therefore, the utility model
One coupling detecting circuit 9 is connected using coupled modes by microstrip line in the output end of PIN switching tubes 5, couples detecting circuit 9
For output end with PA by microstrip lines, coupling detecting circuit 9 is used to detect the state of antenna：When 4 short circuit of antenna or open
Lu Shihui couples radiation energy, and coupling detecting circuit 9 can detect antenna short circuit or open-circuit condition, then directly adjust PA
Bias voltage, so that the output power of PA is become smaller or even is not exported, to include PA；When the load access for detecting antenna 4, coupling
The normal bias voltage that detecting circuit 9 restores power amplifier 2 is closed, power amplifier 2 is made to work normally.By coupling detection electricity
The setting on road 9 will not be to entire even if solving user since maloperation causes the open circuit and short-circuit condition of antennal interface
Transceiver apparatus damages.
The PA output powers in the data transmission transmitting-receiving radio station of the utility model are larger, therefore it is that a needs are paid attention to radiate
Problem, especially lasting outwork, it is easier to cause the operating temperature of PA excessively high, if not detected control seriously
PA is likely to result in burn.So PA is also connected with a temperature protection circuit 10 by the utility model, temperature protection circuit 10 is logical
Excess temperature sensor obtains the operating temperature of power amplifier 2, and the temperature analog signal is converted to by ADC detection circuits
Digital signal is sent to digital modulation transceiver 1, and due to being provided with corresponding threshold temperature, digital modulation transceiver 1 is according to obtaining
The temperature signal taken judges the operating temperature of PA and controls its working condition.In the present embodiment, when PA operating temperatures are at 65 DEG C,
Being arranged reduces the output power of PA；If constant temperature increases, reach 85 DEG C, then closes PA, stop signal transmitting；When reaching 90
DEG C when, then close entire radio station power supply and no longer work, achieve the effect that shutdown.
Further, digital modulation transceiver 1 also has wireless transport module and is carried out by wireless transport module wireless
Data transfer rate.Wireless transport module selects bluetooth module in the present embodiment, and base station is transferred data to by bluetooth module
The bluetooth module of digital modulation transceiver 1, is then sent.Or the pattern relayed by radio station, first by the data of base station
Received by antenna 4, then launched again using other frequency points by antenna 4, to facilitate the utility model with
Other terminals with Bluetooth function interconnect, and increase its autgmentability.
In the present embodiment, the power supply in the data transmission transmitting-receiving radio station of the utility model is using conventional lead-acid accumulators
11.Overcharging and crossing for storage battery 11 puts and can all damage itself, thus the utility model storage battery 11 and digital modulation transceiver 1 it
Between setting power supply protection module 12 ensure the stability of 1 supply voltage of digital modulation transceiver.The power supply protection module 12 includes
ADC detection circuits in 11 feeder ear of storage battery are set, and ADC detection circuits detect that 11 voltage of storage battery is less than setting value (this implementation
Example is set as 10.5V) it will stop powering, and give a warning.11 instantaneous discharge of storage battery is to digital modulation transceiver 1 in order to prevent
It damages, power supply protection module 12 further includes the surging prevention electricity being set between storage battery 11 and digital modulation transceiver 1
Road, anti-surge protection circuit include at least a TVS diode and absorb the instantaneous overvoltage that power supply is sent out.As shown in figure 3, this reality
The combination of TVS+ power inductances+filter capacitor of two-stage, the output to storage battery 11 are used with novel anti-surge protection circuit
It carries out high frequency, the filtering of low frequency and pincers pressure, inhibit, it is ensured that power input is reliable and stable.Specifically, the anti-surge protection circuit
Including two identical surging prevention units, each surging prevention unit includes several filter capacitor C and TVS in parallel
Pipe forms, and is connected by power inductance L between two surging prevention units, two level surging prevention unit passes through power inductance
L is also connected with a filter unit, and the filter unit after multiple filter capacitor C parallel filterings by exporting.
In order to avoid power positive cathode reverse-connection damage digital modulation transceiver 1, therefore power supply protection module 12 further includes setting
The reverse-connection preventing circuit being placed between power supply and digital modulation transceiver 1.Reverse-connection preventing circuit can utilize conventional metal-oxide-semiconductor to realize,
If directly separating DC supply input when reversal connection, achieve the effect that the entire radio station of protection.
In use, installing radio antenna 4, powering to radio station by storage battery 11, then pass through wired or wireless side
Formula is interconnected with radio station, and setting radio station operating mode is that single-shot send or relays, and then radio station can work normally；And due to this reality
With using a large amount of protection mechanism and measure inside novel radio station, it is ensured that it can be normal in all kinds of usage scenarios
Work, without damaging.
Claims (10)
1. high-power data transmission receives and dispatches radio station, which is characterized in that the digital modulation transceiver being powered including the use of power supply
(1), there is the digital modulation transceiver (1) sending port and receiving port, the sending port to be sequentially connected power amplification
Device (2), LC low-pass filters (3), PIN switching tubes (5) are connected with antenna (4) afterwards, and the PIN switching tubes (5) also pass sequentially through
Low noise amplifier circuit (7), LC bandpass filters (8) are connected with the receiving port, and the digital modulation transceiver (1) also has
There is the serial ports carried out data transmission with base station.
2. high-power data transmission as described in claim 1 receives and dispatches radio station, which is characterized in that the low noise amplifier circuit
(7) ESD isolation circuits (6) are additionally provided between PIN switching tubes (5), the ESD isolation circuits (6) are described low for improving
The antistatic effect of noise amplifier circuit (7).
3. high-power data transmission as described in claim 1 receives and dispatches radio station, which is characterized in that the power amplifier (2)
Output end has coupling detecting circuit (9), the output of coupling detecting circuit (9) and PIN switching tubes (5) by microstrip lines
End is used to detect the state of antenna also by microstrip lines, the coupling detecting circuit (9)：When detect antenna short circuit or
When open circuit, the coupling detecting circuit (9) adjusts the bias voltage of the power amplifier (2)；When detecting that antenna load connects
Enter, the coupling detecting circuit (9) restores the bias voltage of the power amplifier (2), keeps the power amplifier (2) normal
Work.
4. high-power data transmission as described in claim 1 receives and dispatches radio station, which is characterized in that the power amplifier (2) is also
It is connected with temperature protection circuit (10), the temperature protection circuit (10) is used to obtain the work temperature of the power amplifier (2)
Degree, and the operating temperature analog signal is converted into digital signal by ADC detection circuits and is sent to the digital modulation receipts
Hair machine (1), the digital modulation transceiver (1) control the power amplification according to the operating temperature of the power amplifier (2)
The working condition of device (2).
5. high-power data transmission as described in claim 1 receives and dispatches radio station, which is characterized in that the digital modulation transceiver
(1) also there is wireless transport module and wireless data transmission data is carried out by the wireless transport module.
6. high-power data transmission as claimed in claim 5 receives and dispatches radio station, which is characterized in that the wireless transport module is indigo plant
Tooth module.
7. high-power data transmission as described in claim 1 receives and dispatches radio station, which is characterized in that the feeder ear of the power supply is arranged
There are ADC detection circuits, the ADC detection circuits to be used to obtain the output voltage of the power supply, when output voltage is less than setting value
When disconnect the power supply, stop power supply.
8. high-power data transmission as described in claim 1 receives and dispatches radio station, which is characterized in that the power supply is adjusted with the number
Anti-surge protection circuit is provided between transceiver (1) processed, the anti-surge protection circuit includes at least a TVS diode and inhales
Receive the instantaneous overvoltage that the power supply is sent out.
9. high-power data transmission as claimed in claim 8 receives and dispatches radio station, which is characterized in that the anti-surge protection circuit packet
Include at least two surging prevention units being connected by power inductance, the surging prevention unit include several mutually simultaneously
The filter capacitor and TVS diode of connection.
10. high-power data transmission as described in claim 1 receives and dispatches radio station, which is characterized in that the power supply and the number
It is additionally provided with reverse-connection preventing circuit between modulation transceiver (1), it is ensured that the reverse power connection will not damage the digital modulation transmitting-receiving
Machine (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820017071.6U CN207896962U (en) | 2018-01-02 | 2018-01-02 | High-power data transmission receives and dispatches radio station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820017071.6U CN207896962U (en) | 2018-01-02 | 2018-01-02 | High-power data transmission receives and dispatches radio station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207896962U true CN207896962U (en) | 2018-09-21 |
Family
ID=63551679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820017071.6U Active CN207896962U (en) | 2018-01-02 | 2018-01-02 | High-power data transmission receives and dispatches radio station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207896962U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108092688A (en) * | 2018-01-02 | 2018-05-29 | 广州吉欧电子科技有限公司 | A kind of high-power data transmission transmitting-receiving radio station |
| CN111162813A (en) * | 2018-10-22 | 2020-05-15 | 上海浩知宁科技有限公司 | Emergency short-wave wireless communication system and method for power system |
-
2018
- 2018-01-02 CN CN201820017071.6U patent/CN207896962U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108092688A (en) * | 2018-01-02 | 2018-05-29 | 广州吉欧电子科技有限公司 | A kind of high-power data transmission transmitting-receiving radio station |
| CN111162813A (en) * | 2018-10-22 | 2020-05-15 | 上海浩知宁科技有限公司 | Emergency short-wave wireless communication system and method for power system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207896962U (en) | High-power data transmission receives and dispatches radio station | |
| CN101296041B (en) | Optical fiber transmission repeater and largely dynamic optical receiving-transmitting module | |
| CN101119119A (en) | Method and apparatus for detecting open circuit fault of transmitter | |
| CN205986856U (en) | Transceiver and transmit -receive switch thereof | |
| CN106997680A (en) | A kind of vehicle position monitoring system based on double locating modules | |
| CN103716098A (en) | Leaky cable detection device and system | |
| CN201039190Y (en) | Optical fiber transmission repeater and its highly dynamic optical receiving and transmission module | |
| CN201360240Y (en) | 2.4 GHz bidirectional 1 Watt linear power controller (LPC) | |
| CN207301290U (en) | A kind of battery information Acquisition Instrument system based on electric line carrier communication | |
| CN109379141A (en) | A kind of time division duplex light-carried wireless Transmission system | |
| CN108092688A (en) | A kind of high-power data transmission transmitting-receiving radio station | |
| CN206878441U (en) | Protection circuit and radio energy transmission system | |
| CN103702400A (en) | Cathode protection data automatic acquisition system based on wireless sensor network | |
| CN207251607U (en) | A kind of anti-interference intelligent communication system | |
| CN206850729U (en) | The small-sized solidification power amplifier of ultra wide band | |
| CN203086477U (en) | A upstream starting gain detecting device of an optical fiber repeater station | |
| CN202886892U (en) | Power relay system for wireless communication | |
| CN205829310U (en) | A kind of intelligent potential device based on big data | |
| CN211206751U (en) | Signal acquisition device based on L oRa | |
| CN219247831U (en) | Apparatus for wireless communication | |
| CN213585771U (en) | Half-duplex transceiver with low power consumption | |
| CN202735740U (en) | Wireless power relay system | |
| CN209312208U (en) | A kind of electrical signal collection gateway | |
| CN210629480U (en) | Wireless communication system working in ISM frequency band | |
| CN202904848U (en) | Wireless sensor network-based automatic cathodic protection data acquisition system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangzhou Kaide Finance Leasing Co.,Ltd. Assignor: GUANGZHOU GEOELECTRON Co.,Ltd. Contract record no.: 2019990000225 Denomination of utility model: Large power data transmission transmit-receive radio station Granted publication date: 20180921 License type: Exclusive License Record date: 20190709 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Large power data transmission transmit-receive radio station Effective date of registration: 20190807 Granted publication date: 20180921 Pledgee: Guangzhou Kaide Finance Leasing Co.,Ltd. Pledgor: GUANGZHOU GEOELECTRON Co.,Ltd. Registration number: Y2019990000044 |
|
| EC01 | Cancellation of recordation of patent licensing contract | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Guangzhou Kaide Finance Leasing Co.,Ltd. Assignor: GUANGZHOU GEOELECTRON Co.,Ltd. Contract record no.: 2019990000225 Date of cancellation: 20220922 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220922 Granted publication date: 20180921 Pledgee: Guangzhou Kaide Finance Leasing Co.,Ltd. Pledgor: GUANGZHOU GEOELECTRON Co.,Ltd. Registration number: Y2019990000044 |