CN206533361U - One Wire radio-frequency module - Google Patents
One Wire radio-frequency module Download PDFInfo
- Publication number
- CN206533361U CN206533361U CN201720141556.1U CN201720141556U CN206533361U CN 206533361 U CN206533361 U CN 206533361U CN 201720141556 U CN201720141556 U CN 201720141556U CN 206533361 U CN206533361 U CN 206533361U
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- Prior art keywords
- combiner
- branch port
- output end
- low
- radio
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Abstract
The utility model discloses a kind of One Wire radio-frequency module, its drip irrigation device is to include combiner one, antenna one, receiving unit one, antenna two and receiving unit two；The output end of receiving unit one is connected to the first branch port of combiner one, and the output end of receiving unit two is connected to the second branch port of combiner two；Combiner two has the first branch port, the second branch port and combining port, and the combining port of the combiner one is connected to the first branch port of combiner two；Radio frequency socket, its input is connected to the combining port of combiner two by a full duplex radio frequency electrical cable；Transmitter module, it includes emitting module and antenna three, the emitting module has input and output end, and its input is connected to the second branch port of combiner two to carry out signal low noise amplification processing, and the antenna three is connected to the output end of emitting module to carry out signal transmitting.
Description
Technical field
The utility model is related to the communications field, more particularly to a kind of One Wire radio-frequency module.
Background technology
Beidou satellite navigation and positioning system, is that the regional active three-dimensional satellite that China voluntarily develops is positioned with communicating
System（CNSS）, it is the 3rd ripe satellite navigation system after GPS, the GLONASS of Russia except the U.S..The system by
Three satellites constitute big-dipper satellite alignment system, and above ground portion is divided into ground control centre and Big Dipper user's receiving terminal, always
Totally three parts are constituted.BEI-DOU position system can provide a user round-the-clock, twenty four hours instant positioning service, positioning precision
Up to the synchronization accuracy of few tens of nano-seconds, its precision is suitable with GPS.
At present, the effect of Big Dipper user receiving terminal is exactly that defined frequency band is selected from numerous electric waves, and is amplified to
Baseband signal is demodulated by modem again after the required level value of modem, and then carries out digital processing.
And existing radio-frequency module is connected with user's receiving terminal by multiple radio frequency interfaces, multiple radio frequency interface connections ten
Divide inconvenience, maloperation easily occur.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of One Wire radio-frequency module, letter
Number reception and send share a radio frequency socket, facilitate the connection of radio frequency socket.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of One Wire radio-frequency module, including receiving module；
The receiving module includes combiner one, antenna one, is connected to antenna one to carry out signal low noise amplification processing
Receiving unit one, antenna two and be connected to antenna two to carry out the receiving unit two of signal low noise amplification processing；
The combiner one has the first branch port, the second branch port and combining port, the receiving unit one
Output end is connected to the first branch port of combiner one, and the output end of the receiving unit two is connected to the second of combiner two
Branch port；
Also include：
Combiner two, it has the first branch port, the second branch port and combining port, the combining of the combiner one
Port is connected to the first branch port of combiner two；
Radio frequency socket, its input is connected to the combining port of combiner two by a full duplex radio frequency electrical cable；
Transmitter module, it includes emitting module and antenna three, and the emitting module has input and output end, and it is inputted
End is connected to the second branch port of combiner two to carry out signal low noise amplification processing, and the antenna three is connected to transmitting group
The output end of part is to carry out signal transmitting.
It is preferred that, the receiving unit one include with signal flow to be linked in sequence wave filter one, low-noise amplifier one,
Low-noise amplifier two, SAW filter one and low-noise amplifier three.
It is preferred that, the receiving unit two include with signal flow to be linked in sequence wave filter two, low-noise amplifier four,
Low-noise amplifier five, SAW filter two and low-noise amplifier six.
It is preferred that, the emitting module includes flowing to the low-noise amplifier seven being linked in sequence with signal, wave filter three, low
Noise amplifier eight, low-noise amplifier nine, low-noise amplifier ten and wave filter four.
It is preferred that, the One Wire radio-frequency module also includes：
Remote component, it includes boot portion, microcontroller one and radio transtation mission circuit, if the boot portion has stem grafting
Mouthful, each interface is coupled with a button, and the boot portion is used to only detect the button coupled with default interface by simultaneously
Output one detects signal into microcontroller one during operation, and the microcontroller one will detect signal by radio transtation mission circuit
It is transmitted；
Local component, it includes radio receiver circuit and microcontroller two, and the microcontroller two is connect by radio
Receive circuit and receive detection signal, and corresponding control signal is exported from its output end；
Switch element, it has input and output end, and the output end of the switch element is connected to emitting module and combining
On loop between second branch port of device two, its input is coupled to the output end of microcontroller two, and in response to control
Signal is to turn on the loop between emitting module and the second branch port of combiner two.
In summary, the utility model having the beneficial effect that in contrast to prior art：
The utility model is penetrated using the signal for receiving S frequency ranges and B3 frequency ranges simultaneously, and the signal of two frequency ranges of energy by one
Frequency socket is received, and passes through the signal of radio frequency socket transmitting L frequency ranges, it is only necessary to which a radio frequency socket is that reception can be achieved
And transmitting, the grafting of user is facilitated, cost has been saved, also allows for being used to prevent user's radio frequency socket connection error.
Brief description of the drawings
Fig. 1 is the system block diagram of embodiment one；
Fig. 2 is the system block diagram of embodiment two；
Fig. 3 is the structural representation of remote component；
Fig. 4 is the circuit diagram of boot portion；
Fig. 5 is the structural representation of local component.
Reference：1st, receiving module；101st, receiving unit one；102nd, receiving unit two；2nd, transmitter module；201st, launch
Component；3rd, local component；4th, remote component；41st, housing；42nd, boot portion；421st, button；5th, switch element.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment one：
As shown in figure 1, a kind of One Wire radio-frequency module, including receiving module 1, transmitter module 2, combiner two and radio frequency are inserted
Seat.
Receiving module 1 includes combiner one, antenna one, is connected to antenna one to carry out connecing for signal low noise amplification processing
Receive component 1, antenna two and be connected to antenna two to carry out the receiving unit 2 102 of signal low noise amplification processing.
Combiner one have the first branch port, the second branch port and combining port, the receiving unit 1 it is defeated
Go out end and be connected to the first branch port of combiner one, the output end of the receiving unit 2 102 is connected to the of combiner two
Two branch ports.
Receiving unit 1 includes putting with wave filter one, low-noise amplifier one, the low noise that signal flow direction is linked in sequence
Big device two, SAW filter one and low-noise amplifier three.Receiving unit 2 102 includes flowing to the filtering being linked in sequence with signal
Device two, low-noise amplifier four, low-noise amplifier five, SAW filter two and low-noise amplifier six.
Combiner two has the first branch port, the second branch port and combining port, and the combining port of combiner one connects
It is connected to the first branch port of combiner two.
Radio frequency socket uses 12V power voltage supplies, and the input of radio frequency socket is connected to by a full duplex radio frequency electrical cable
The combining port of combiner two.
Transmitter module 2 includes emitting module 201 and antenna three, and emitting module 201 has input and output end, and it is inputted
End is connected to the second branch port of combiner two to carry out signal low noise amplification processing, and antenna three is connected to emitting module
201 output end is to carry out signal transmitting.
Emitting module 201 includes flowing to the low-noise amplifier seven, wave filter three, the low noise amplification that are linked in sequence with signal
Device eight, low-noise amplifier nine, low-noise amplifier ten and wave filter four.
In the present embodiment, what antenna one was received is the signal of S frequency ranges, and the frequency of S frequency band signals is between 2GHz to 4GHz；
What antenna two was received is the signal of B3 frequency ranges, and the frequency of B3 frequency band signals is between 1.25GHz to 1.28GHz.By combiner
After one two branch ports difference interface S frequency ranges and the signal of B3 frequency ranges, combiner one is from its combining port by two signals
Simultaneous transmission is into the first branch port of combiner two, and the combining port of combiner two passes the signal of S frequency ranges and B3 frequency ranges
It is defeated to be exported into radio frequency socket, to facilitate Big Dipper handheld terminal to be received by radio frequency interface；
What deserves to be explained is, radio frequency socket is connected by a full duplex radio frequency electrical cable with the combining port of combiner two,
According to the characteristics of full duplex communication, it allows data simultaneous transmission in the two directions, therefore, Big Dipper handheld terminal transmitting L frequencies
During segment signal, the combining port radio frequency socket of combiner two receives the signal of L frequency ranges, and the second branch port of combiner two will
The signal of this L frequency range is transmitted to the input of emitting module 201, and signal low noise amplification processing is carried out by emitting module 201,
And transmitting transmission is carried out by antenna three.
Wave filter is a kind of device or circuit for having processing to act on to signal, and its effect is to make signal as zero-decrement as possible
Pass through, to garbage signal big decay as far as possible.Wave filter one, wave filter two, wave filter three, wave filter four in the present embodiment
Use dielectric filter.
Low-noise amplifier is a kind of noise coefficient very low amplifier, due to the occasion in amplification small-signal, amplification
The noise of device itself can effectively improve by low-noise amplifier the signal to noise ratio of output to the serious interference of signal.
SAW filter main function principle is the piezoelectric property using piezoelectric, will with output transducer using input
The input signal of electric wave is converted into mechanical energy, after treatment, then converts mechanical energy into the signal of electricity, to reach that filtering need not
The signal and noise wanted, to effectively improve reception quality.
What deserves to be explained is, after S frequency ranges, B3 frequency ranges are by low-noise amplifier three and low-noise amplifier six, it is inputted
Output standing wave is respectively less than 1.5, and noise coefficient is 1.3 ± 0.1, and gain is 40db.
The power output of transmitter module 2 is 40dBm.
Embodiment two：
As shown in Fig. 2, Fig. 3, Fig. 5, the One Wire radio-frequency module also includes：
Remote component 4, it includes housing 41, the boot portion 42 in housing 41, microcontroller one, radio and sends electricity
Road and the power supply for providing electric energy, boot portion 42 have some interfaces, and each interface is coupled with a button 421, this reality
Apply button 421 in example and use self-locking button 421.The boot portion 42 is used to only detect the button with the coupling of default interface
421 export one when being simultaneously operated detects signal into microcontroller one, and microcontroller one will be examined by radio transtation mission circuit
Signal is surveyed to be transmitted；
Local component 3, it includes radio receiver circuit and microcontroller two, and microcontroller two passes through radio reception electricity
Road receives detection signal, and exports corresponding control signal from its output end；
Switch element 5, it has input and output end, the output end of the switch element 5 be connected to emitting module 201 with
On loop between second branch port of combiner two, its input is coupled to the output end of microcontroller two, and in response to
Control signal is to turn on the loop between emitting module 201 and the second branch port of combiner two.In the present embodiment, switch member
Part 5 uses triode Q1, and triode Q1 colelctor electrode is connected on the second branch port of combiner two, triode Q1 transmitting
Pole is connected on the input of emitting module 201, and triode Q1 base stage is connected to the output of microcontroller two in local component 3
End, and in response to control signal to turn on the loop between emitting module 201 and combiner two.
As shown in figure 4, boot portion 42 includes：
The S1 of interface one, its one end is coupled to voltage vcc；
The S2 of interface two, its one end is coupled to voltage vcc；
The S3 of interface three, its one end is coupled to voltage vcc；
The S4 of interface four, its one end is coupled to voltage vcc；
The F1 of phase inverter one, its one end is coupled to the S1 of interface one other end；
With the U1 of gate circuit one, it has first input end, the second input and output end, and its first input end, which is coupled to, to be connect
Two S2 of the mouth other end, its second input is coupled to the S3 of interface three other end；
The F2 of phase inverter two, its one end is coupled to the S4 of interface four other end；
With the U2 of gate circuit two, it has first input end, the second input, the 3rd input and output end, and it is first defeated
Enter end and be coupled to the F1 of phase inverter one output end, its second input is coupled to the output end with the U1 of gate circuit one, it is the 3rd defeated
Enter the output end that end is coupled to the F2 of phase inverter two.
What deserves to be explained is, only when user first passes through the button 421 of the default interface coupling of boot portion 42 by simultaneously
Operation, just causes the detection signal of the output high level of boot portion 42 into microcontroller one, microcontroller one carries out this signal
Send, the microcontroller two in local component 3 receives this detection signal by radio receiver circuit, and continue to export high electricity
Flat control signal is to triode Q1 base stage, and control triode Q1 is in constant conduction state so that the second of combiner two
Branch port can transmit the signal of L frequency ranges into emitting module 201.
The purpose of such a setting is there is provided another group of switch of the emitting module 201, to cause the emitting module 201 to be
No entrance work reaches controllable state；
And when the Big Dipper handheld terminal for carrying the One Wire radio-frequency module is lost, it can be controlled by remote component 4
The emitting module 201 is without launching work；
The setting of more than 42 button 421 of boot portion, and if only if the button 421 coupled with default interface is simultaneously operated
When, the emitting module 201 could be caused to enter emission state, the use of unrelated person is on the one hand avoided, secondly can be avoided
The maloperation of user usually.
Described above is only exemplary embodiment of the present utility model, not for limitation protection model of the present utility model
Enclose, protection domain of the present utility model is determined by appended claim.
Claims (5)
1. a kind of One Wire radio-frequency module, including receiving module (1)；
The receiving module (1) includes combiner one, antenna one, is connected to antenna one to carry out signal low noise amplification processing
Receiving unit one (101), antenna two and it is connected to antenna two to carry out the receiving unit two of signal low noise amplification processing
(102)；
The combiner one has the first branch port, the second branch port and combining port, the receiving unit one (101)
Output end is connected to the first branch port of combiner one, and the output end of the receiving unit two (102) is connected to combiner two
The second branch port；
It is characterized in that, in addition to：
Combiner two, it has the first branch port, the second branch port and combining port, the combining port of the combiner one
It is connected to the first branch port of combiner two；
Radio frequency socket, its input is connected to the combining port of combiner two by a full duplex radio frequency electrical cable；
Transmitter module (2), it includes emitting module (201) and antenna three, and the emitting module (201) has input and output
End, its input is connected to the second branch port of combiner two to carry out signal low noise amplification processing, and the antenna three connects
The output end of emitting module (201) is connected to carry out signal transmitting.
2. One Wire radio-frequency module according to claim 1, it is characterized in that, the receiving unit one (101) includes believing
Number the flow direction wave filter one, low-noise amplifier one, low-noise amplifier two, SAW filter one and the low noise that are linked in sequence are put
Big device three.
3. One Wire radio-frequency module according to claim 1, it is characterized in that, the receiving unit two (102) includes believing
Number the flow direction wave filter two, low-noise amplifier four, low-noise amplifier five, SAW filter two and the low noise that are linked in sequence are put
Big device six.
4. One Wire radio-frequency module according to claim 1, it is characterized in that, the emitting module (201) is included with signal
Low-noise amplifier seven, wave filter three, low-noise amplifier eight, low-noise amplifier nine, the low noise being linked in sequence is flowed to put
Big device ten and wave filter four.
5. One Wire radio-frequency module according to claim 1, it is characterized in that, the One Wire radio-frequency module also includes：
Remote component (4), it includes boot portion (42), microcontroller one and radio transtation mission circuit, boot portion (42) tool
There are some interfaces, each interface is coupled with a button (421), the boot portion (42) is used to only detect and default interface
Output one detects signal into microcontroller one when the button (421) of coupling is simultaneously operated, and the microcontroller one passes through nothing
Line electricity transtation mission circuit will detect that signal is transmitted；
Local component (3), it includes radio receiver circuit and microcontroller two, and the microcontroller two passes through radio reception
Circuit receives detection signal, and exports corresponding control signal from its output end；
Switch element (5), it has input and output end, and the output end of the switch element (5) is connected to emitting module (201)
On loop between the second branch port of combiner two, its input is coupled to the output end of microcontroller two, and responds
In control signal to turn on the loop between emitting module (201) and the second branch port of combiner two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720141556.1U CN206533361U (en) | 2017-02-16 | 2017-02-16 | One Wire radio-frequency module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720141556.1U CN206533361U (en) | 2017-02-16 | 2017-02-16 | One Wire radio-frequency module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206533361U true CN206533361U (en) | 2017-09-29 |
Family
ID=59919439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720141556.1U Expired - Fee Related CN206533361U (en) | 2017-02-16 | 2017-02-16 | One Wire radio-frequency module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206533361U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110808722A (en) * | 2019-10-08 | 2020-02-18 | 珠海众通乐行网络科技有限公司 | Circuit for improving LTE diversity sensitivity |
| CN111538040A (en) * | 2020-04-17 | 2020-08-14 | 河北晶禾电子技术股份有限公司 | Beidou navigation antenna |
| CN112290973A (en) * | 2020-10-23 | 2021-01-29 | 国信军创(岳阳)六九零六科技有限公司 | Combiner |
-
2017
- 2017-02-16 CN CN201720141556.1U patent/CN206533361U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110808722A (en) * | 2019-10-08 | 2020-02-18 | 珠海众通乐行网络科技有限公司 | Circuit for improving LTE diversity sensitivity |
| CN111538040A (en) * | 2020-04-17 | 2020-08-14 | 河北晶禾电子技术股份有限公司 | Beidou navigation antenna |
| CN111538040B (en) * | 2020-04-17 | 2021-06-22 | 河北晶禾电子技术股份有限公司 | Beidou navigation antenna |
| CN112290973A (en) * | 2020-10-23 | 2021-01-29 | 国信军创(岳阳)六九零六科技有限公司 | Combiner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170929 Termination date: 20200216 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |