CN207573348U - A kind of RF receiving/transmission device and mobile terminal - Google Patents
A kind of RF receiving/transmission device and mobile terminal Download PDFInfo
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- CN207573348U CN207573348U CN201721082166.8U CN201721082166U CN207573348U CN 207573348 U CN207573348 U CN 207573348U CN 201721082166 U CN201721082166 U CN 201721082166U CN 207573348 U CN207573348 U CN 207573348U
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Abstract
The utility model is related to a kind of RF receiving/transmission device and mobile terminal, which includes first antenna, the second antenna and RF receiving and transmission module；First antenna is for receiving the first signal, and for receiving second signal, RF receiving and transmission module is connect the second antenna with first antenna, the second antenna respectively, for receiving the first signal and the second signal, and carries out radio-frequency receiving-transmitting processing to the first signal and the second signal.The circuit that the compatible GPS signal of the RF receiving/transmission device receives, GPS positioning navigation feature can also be had by not needing to independent external GPS chip, advantageously reduced the occupied space of radio circuit mainboard, reduced production cost, be conducive to the miniaturization of terminal and lightening.
Description
Technical field
The utility model is related to the communications field, more specifically to a kind of RF receiving/transmission device and mobile terminal.
Background technology
In modern communications field, the mobile terminals such as mobile phone become increasingly popular, and user is more next to the performance requirement of its mobile terminal
Higher, especially current smart mobile phone is popularized, and user is very frequent to the use of the location navigation function of mobile terminal.
Therefore, location navigation function has become the indispensable function of mobile terminal.
Mobile terminal currently on the market, which is substantially all, has had location navigation function, but existing has mobile terminal
The common practice of standby location navigation function be all increase in the design of mobile terminal location navigation (such as GPS) external chip and
Match circuit corresponding with the external chip, still, this design method often brings certain cost and PCB to terminal producer
The increase of area occupied increases the overall volume of module, is unfavorable for the miniaturization of terminal and lightening.
Utility model content
The technical problem to be solved by the present invention is to for the drawbacks described above of the prior art, provide a kind of radio frequency and receive
Transmitting apparatus and mobile terminal.
Technical solution is used by the utility model solves its technical problem：A kind of RF receiving/transmission device is constructed, including：
First antenna, the second antenna and RF receiving and transmission module；
The first antenna is for the first signal of reception；
Second antenna is used to receive second signal；
The RF receiving and transmission module is connect respectively with the first antenna, second antenna, for receiving described first
Signal and the second signal, and radio-frequency receiving-transmitting processing is carried out to first signal and the second signal.
Preferably, it further includes：
Master controller is connect with the RF receiving and transmission module, for communicating with the RF receiving and transmission module.
Preferably, substrate is further included, the master controller may be contained with the RF receiving and transmission module on the substrate.
Preferably, first signal is radiofrequency signal, and the second signal is location navigation signal.
Preferably, the RF receiving and transmission module includes the first match circuit and control unit, first match circuit
It is connect with the first antenna, for carrying out matching treatment to first signal；
Described control unit is connect with first match circuit, for through the first match circuit matching treatment
First signal carries out radio-frequency receiving-transmitting and is processed and transmitted to the master controller.
Preferably, the RF receiving and transmission module further includes：
Second match circuit, second match circuit respectively with second antenna, described control unit and described
Master controller connects, for carrying out matching treatment to the second signal.
Preferably, second match circuit includes external low-noise amplifier, the external low-noise amplifier and institute
Master controller connection is stated, the control signal conduction exported according to the master controller is with to second signal progress denoising and work(
Rate enhanced processing.
Preferably, the master controller includes enabled pin and energization pins, the enabled pin and the external low noise
The Enable Pin connection of acoustic amplifier, the energization pins are connect with the energization pins of the external low-noise amplifier.
Preferably, second match circuit further includes wave filter, and the wave filter is used to carry out the second signal
Filtering process.
The utility model also provides a kind of mobile terminal, including above-mentioned RF receiving/transmission device.
Implement the RF receiving/transmission device of the utility model, have the advantages that：The RF receiving/transmission device includes first
Antenna, the second antenna and RF receiving and transmission module；First antenna for receiving the first signal, for receiving second believe by the second antenna
Number, RF receiving and transmission module is connect respectively with first antenna, the second antenna, for receiving the first signal and the second signal, and to
One signal and second signal carry out radio-frequency receiving-transmitting processing.The circuit that the compatible GPS signal of the RF receiving/transmission device receives, does not need to
Independent external GPS chip can also have GPS positioning navigation feature, advantageously reduce the occupied space of radio circuit mainboard, reduce
Production cost is conducive to the miniaturization of terminal and lightening.
Description of the drawings
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing：
Fig. 1 is a kind of structure diagram of RF receiving/transmission device embodiment one provided by the utility model；
Fig. 2 is a kind of structure diagram of RF receiving/transmission device embodiment two provided by the utility model；
Fig. 3 is a kind of flow diagram of radio frequency transmit-receive method embodiment one provided by the utility model.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
Referring to Fig. 1, Fig. 1 is a kind of structure diagram of RF receiving/transmission device embodiment one provided by the utility model,
The RF receiving/transmission device of the present embodiment can be applied to intelligent mobile terminal.Wherein, intelligent mobile terminal includes but not limited to intelligence
Mobile phone, Intelligent flat computer, smartwatch, Intelligent bracelet etc..The operating system of terminal for example may include but be not limited to FLYme behaviour
Make system, Android operation system, IOS operating system Symbian (Saipan) operating system, Black Berry (blackberry, blueberry) operations
System, Windows Phone operating systems etc..
As shown in Figure 1, the RF receiving/transmission device of the present embodiment includes first antenna 11, the second antenna 12 and radio-frequency receiving-transmitting
Module 13.
Specifically, the first antenna 11, the second antenna 12 are connect respectively with RF receiving and transmission module 13；Wherein, first antenna
11 are mainly used for receiving the first signal, and the second antenna 12 is mainly used for receiving second signal.RF receiving and transmission module 13 is mainly used for
The first signal of the transmission of first antenna 11 and the second signal of the second antenna 12 transmission are received, and to the first signal and the second signal
Carry out radio-frequency receiving-transmitting processing.In the present embodiment, RF receiving and transmission module 13 is alternative to receive the first signal and/or second signal.
Herein, it should be noted that the also exportable signal of RF receiving and transmission module 13 of the present embodiment to first antenna 11 leads to
It crosses first antenna 11 and sends signal to external equipment, wherein, external equipment may include but be not limited to mobile terminal, base station etc..
In the present embodiment, 11 and second antenna 12 of first antenna can be RF (RadioFrequency, radio frequency) antenna,
In, 11 and second antenna 12 of first antenna can receive the radiofrequency signal of different frequency range respectively.
In the present embodiment, the first signal may be, for example, conventional radiofrequency signal.Second signal can be that location navigation is believed
Number, such as may include but be not limited to GPS positioning signal, AGPS (AssistedGPS) positioning signal, Beidou satellite navigation system institute
The positioning signal of formation or positioning method based on communication operator signal tower realize positioning signal of positioning etc..
Further, the RF receiving/transmission device of the present embodiment further includes the main control being connect with above-mentioned RF receiving and transmission module 13
Device 14, the master controller 14 can be realized by the master controller 14 and this penetrated for communicating with the RF receiving and transmission module 13
The signal that frequency transceiver module 13 is received or exported is handled.
In the present embodiment, master controller 14 can be the processor for being built in mobile terminal and having signal processing function, example
It such as may include but be not limited to microprocessor, microcontroller, digital signal processor, micro calculator, central processing unit.
In addition, the RF receiving/transmission device of the present embodiment further includes substrate (not shown), master controller 14 and radio-frequency receiving-transmitting mould
Block 13 may be provided on the substrate.Further, multiple tie points, 11 and second antenna of first antenna can be set on the substrate
12 can be connect by tie point corresponding on substrate with RF receiving and transmission module respectively.
Referring to Fig.2, Fig. 2 is a kind of structure diagram of RF receiving/transmission device embodiment two provided by the utility model, this
The RF receiving/transmission device of embodiment can be applied to intelligent mobile terminal.Wherein, intelligent mobile terminal includes but not limited to intelligent hand
Machine, Intelligent flat computer, smartwatch, Intelligent bracelet etc..The operating system of terminal for example may include but be not limited to FLYme operations
System, Android operation system, IOS operating system Symbian (Saipan) operating system, BlackBerry (blackberry, blueberry) operations system
System, Windows Phone operating systems etc..
As shown in Fig. 2, the RF receiving/transmission device of the present embodiment includes first antenna 11, the second antenna 12, radio-frequency receiving-transmitting mould
Block 13 and master controller 14, wherein, the first match circuit 131,132 and of the second match circuit are equipped in RF receiving and transmission module 13
Control unit 133.
In the present embodiment, control unit 133 is provided with several tie points, the first match circuit 131 and the second match circuit
132 connect respectively with corresponding tie point, to realize the communication with control unit 133.It is to be appreciated that control unit 133 can
Selectively receive the first signal of processing and/or second signal.
Specifically, when 11 and second antenna 12 of first antenna receives the first signal and the second signal simultaneously respectively, the
One signal and second signal are respectively after the first match circuit 131 and the second match circuit 132 are carried out at the same time matching treatment, respectively
Control unit 133 is transmitted to, control unit 133 may be selected first to receive the first signal of processing or second signal at this time.If for example, control
When unit 133 processed selects first to receive the first signal of processing, exported after the first signal processing is completed to master controller 14, Ran Houzai
It receives processing second signal and exports to master controller 14.Or control unit 133 may be selected first to receive processing second signal again
It receives the first signal of processing or control unit 133 may be selected to receive processing the first signal and the second signal simultaneously.
For example, it is assumed that the first signal is radiofrequency signal, second signal is GPS signal, when 11 and second antenna of first antenna
12 respectively simultaneously when receiving radiofrequency signal and GPS signal, and the first match circuit 131 and the second match circuit 132 can the same time-divisions
Radiofrequency signal, GPS signal Jie Shou not be handled, and the radiofrequency signal Jing Guo matching treatment and GPS signal are transmitted to control unit
133.In the present embodiment, the first match circuit 131 is independent of each other with the second match circuit 132, parallel can be performed simultaneously processing.
After control unit 133 receives radiofrequency signal and GPS signal, in inside handle and calculate accordingly by control unit 133
Corresponding radiofrequency signal and GPS signal are exported respectively again afterwards to master controller 14, so that user terminal can normal use radio frequency network
Network and GPS navigation function.
In the present embodiment, the first match circuit 131 is connected between control unit 133 and first antenna 11, for pair
The first signal that first antenna 11 is received carries out matching treatment and by matched treated the first signal transmission to controlling list
Member 133, control unit 133 are transmitted to master controller 14 after receiving matched treated the first signal processing.Alternatively, work as master control
When device 14 processed outputs signal to control unit 133, control unit 133 signal is handled after again via the first match circuit
First antenna 11 is transmitted to after 131 progress matching treatments, external equipment is sent to by first antenna 11.
Second match circuit 132 is connected between 133 and second antenna 12 of control unit, and the second match circuit 132 is also
It is connect with master controller 14.Second match circuit 132 is mainly used for carrying out the second signal that is received matching treatment, and will be through
Second signal after matching treatment is transmitted to control unit 133, and control unit 133 is received at matched treated second signal
Master controller 14 is transmitted to after reason.
In the present embodiment, the second match circuit 132 includes external low-noise amplifier (ELNA, Extra Low Noise
Amplifier) and wave filter, wherein, the preferable SAW filter of wave filter (saw filter).Usually, when the second antenna
12 receive second signal after can first pass through wave filter, second signal is filtered by wave filter, with reduce by second letter
Interference signal in number enhances the stability of signal, and then using ELNA, denoising and work(is carried out to second signal by ELNA
Rate enhanced processing.It is to be appreciated that by setting wave filter and external low-noise amplifier, second signal is filtered with realization,
Instrument and enhanced processing are removed, the quality of second signal can be effectively promoted, enhance the sensitivity of signal, so as to improve radio-frequency receiving-transmitting
The communication quality of device.Herein, it should be noted that need to be exported by master controller 14 when ELNA is worked normally corresponding enabled
Signal triggering ELNA is controlled to start, and operating voltage is provided to ELNA so that ELNA is worked normally by master controller 14.
Further, in the present embodiment, master controller 14 is equipped with enabled pin and energization pins, the master controller 14
The Enable Pin of enabled pin and ELNA connect, and the energization pins of the master controller 14 and the energization pins of ELNA connect, main control
The connection of device 14 exports enabled control signal to ELNA respectively by the enabled pin and energization pins and provides operating voltage.
Refering to Fig. 3, Fig. 3 is a kind of flow diagram of radio frequency transmit-receive method embodiment one provided by the utility model.This
The radio frequency transmit-receive method of embodiment can be applied to intelligent mobile terminal.Wherein, intelligent mobile terminal includes but not limited to intelligent hand
Machine, Intelligent flat computer, smartwatch, Intelligent bracelet etc..The operating system of terminal for example may include but be not limited to FLYme operations
System, Android operation system, IOS operating system Symbian (Saipan) operating system, Black Berry (blackberry, blueberry) operations system
System, Windows Phone operating systems etc..In addition, the radio frequency transmit-receive method of the present embodiment can pass through above-mentioned radio-frequency receiving-transmitting
Device is realized.
As shown in figure 3, the radio frequency transmit-receive method of the present embodiment includes step S11 and step S12.
Specifically, in the present embodiment：
Step S11 is：Obtain the first signal and the second signal.
Wherein, the first signal can be obtained by first antenna 11, and second signal can be obtained by the second antenna 12.This implementation
In example, 11 and second antenna 12 of first antenna can be RF (RadioFrequency, radio frequency) antenna, wherein, first antenna 11
The radiofrequency signal of different frequency range can be received respectively with the second antenna 12.
In addition, in the present embodiment, the first signal may be, for example, conventional radiofrequency signal.Second signal can be that positioning is led
Navigate signal, such as may include but be not limited to GPS positioning signal, AGPS (AssistedGPS) positioning signal, Beidou satellite navigation system
Formed positioning signal of uniting or positioning signal that positioning is realized based on the positioning method for communicating operator's signal tower etc..
Step S12 is：First signal and the second signal are received, and to first signal and second letter
Number carry out radio-frequency receiving-transmitting processing.
In this step, can transmitting-receiving process be carried out to the first signal and/or second signal by RF receiving and transmission module 13.
Preferably, which specifically includes：
S121：It receives and matching treatment is carried out to the first signal and the second signal.
Wherein, in the present embodiment, RF receiving and transmission module 13 include the first match circuit 131, the second match circuit 132 with
And control unit 133, wherein, reception and matching treatment to the first signal can be performed by the first match circuit 131, be believed second
Number reception and matching treatment can be performed by the second match circuit 132.
Further, the second match circuit 132 may include wave filter and external low-noise amplifier (ELNA), when receiving the
Two antennas 12 get second signal and are first transmitted to wave filter, are transmitted to again after being filtered by wave filter to second signal
ELNA carries out denoising and enhanced processing by ELNA to the second signal of filtered processing.
S122, radio-frequency receiving-transmitting processing is carried out to the first signal and the second signal of matched processing.
Specifically, when 11 and second antenna 12 of first antenna receives the first signal and the second signal simultaneously respectively, the
One signal and second signal are transmitted respectively after the first match circuit 131 and the second match circuit 132 are carried out at the same time matching treatment
To control unit 133, control unit 133, which may be selected first to receive, at this time handles the first signal or second signal.For example, if control is single
When 133 selection of member first receives the first signal of processing, export to master controller 14 after the first signal processing is completed, then receive again
It handles second signal and exports to master controller 14.
Either the optional processing second signal that first receives of control unit 133 receives the first signal of processing or control list again
Member 133 may be selected to receive processing the first signal and the second signal simultaneously.
For example, it is assumed that the first signal is radiofrequency signal, second signal is GPS signal, when 11 and second antenna of first antenna
12 respectively simultaneously when receiving radiofrequency signal and GPS signal, and the first match circuit 131 and the second match circuit 132 can the same time-divisions
Radiofrequency signal, GPS signal Jie Shou not be handled, and the radiofrequency signal Jing Guo matching treatment and GPS signal are transmitted to control unit
133, wherein the first match circuit 131 is independent of each other with the second match circuit 132, processing parallel can be performed simultaneously；Control unit
After 133 receive radiofrequency signal and GPS signal, in inside after handling and calculating accordingly again distinguish by control unit 133
Corresponding radiofrequency signal and GPS signal are exported to master controller 14 so that user terminal can normal use radio frequency network and GPS lead
Boat function.
The utility model additionally provides a kind of mobile terminal, which includes above-mentioned RF receiving/transmission device, and above-mentioned
Radio frequency transmit-receive method can be realized on the mobile terminal.By setting above-mentioned RF receiving/transmission device on mobile terminals, can will pass
The location navigation chip of system is integrated into RF transceiver, effectively reduces the production cost of mobile terminal producer, reduces shifting
The volume of dynamic terminal, is conducive to minimizing, being lightening and intelligent for mobile terminal.And it is also set in location navigation match circuit
The wave filter and external low-noise amplifier put, the location navigation signal that mobile terminal is received can be filtered, go device and
Enhanced processing has ensured the quality of reception of location navigation signal, enhances the sensitivity of signal, greatly strengthens mobile terminal and determines
The accuracy of position navigation, promotes user experience.
The mobile terminal of above-mentioned RF receiving/transmission device and the specific RF receiving/transmission device, by having routinely external
The chip of location navigation function if the independent external chips of GPS are cancelled, i.e., receives GPS antenna (above-mentioned second antenna 12)
Satellite-signal is imported into after the filtering of GPS match circuits and enhanced processing in RF transceiver (above-mentioned control unit 133), profit
Currently received satellite-signal is obtained with the function of RF transceiver compatible with GPS external chip, and by corresponding calculation processing
Information, so that terminal can normal use radio frequency network and GPS navigation.The technical solution can effectively reduce terminal producer into
This, reduces the volume of module, reduces the PCB areas occupied of RF receiving/transmission device, be conducive to the minimizing of terminal, it is lightening and
Intelligence, circuit structure is simple and practicable, highly practical.
Above example is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, the scope of protection of the utility model can not be limited.It is all with
The equivalent changes and modifications that the utility model claims range is done, should all belong to the utility model claims covers model
It encloses.
It should be understood that for those of ordinary skills, can be improved or converted according to the above description,
And all these modifications and variations should all belong to the protection domain of the appended claims for the utility model.
Claims (8)
1. a kind of RF receiving/transmission device, which is characterized in that including：First antenna, the second antenna and RF receiving and transmission module；
The first antenna is for the first signal of reception；
Second antenna is used to receive second signal；
The RF receiving and transmission module is connect respectively with the first antenna, second antenna, for receiving first signal
With the second signal, and radio-frequency receiving-transmitting processing is carried out to first signal and the second signal；It further includes：
Master controller is connect with the RF receiving and transmission module, for communicating with the RF receiving and transmission module；
The RF receiving and transmission module include the first match circuit and control unit, first match circuit with described first day
Line connects, for carrying out matching treatment to first signal；
Described control unit is connect with first match circuit, for first through the first match circuit matching treatment
Signal carries out radio-frequency receiving-transmitting and is processed and transmitted to the master controller.
2. RF receiving/transmission device according to claim 1, which is characterized in that further include substrate, the master controller and institute
RF receiving and transmission module is stated to may be contained on the substrate.
3. RF receiving/transmission device according to claim 1, which is characterized in that first signal is radiofrequency signal, described
Second signal is location navigation signal.
4. RF receiving/transmission device according to claim 1, which is characterized in that the RF receiving and transmission module further includes：
Second match circuit, second match circuit respectively with second antenna, described control unit and the master control
Device connection processed, for carrying out matching treatment to the second signal.
5. RF receiving/transmission device according to claim 4, which is characterized in that second match circuit includes external low noise
Acoustic amplifier, the external low-noise amplifier are connect with the master controller, are believed according to the control that the master controller exports
Number conducting is handled with carrying out denoising and power amplification to the second signal.
6. RF receiving/transmission device according to claim 5, which is characterized in that the master controller includes enabled pin and confession
Electric pin, the enabled pin are connect with the Enable Pin of the external low-noise amplifier, the energization pins with it is described external
The energization pins connection of low-noise amplifier.
7. RF receiving/transmission device according to claim 4, which is characterized in that second match circuit further includes filtering
Device, the wave filter are used to be filtered the second signal.
8. a kind of mobile terminal, which is characterized in that including claim 1-7 any one of them RF receiving/transmission devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721082166.8U CN207573348U (en) | 2017-08-28 | 2017-08-28 | A kind of RF receiving/transmission device and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721082166.8U CN207573348U (en) | 2017-08-28 | 2017-08-28 | A kind of RF receiving/transmission device and mobile terminal |
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| Publication Number | Publication Date |
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| CN207573348U true CN207573348U (en) | 2018-07-03 |
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| CN201721082166.8U Active CN207573348U (en) | 2017-08-28 | 2017-08-28 | A kind of RF receiving/transmission device and mobile terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109217904A (en) * | 2018-11-20 | 2019-01-15 | 漳州高新区远见产业技术研究有限公司 | A kind of near field communication means |
-
2017
- 2017-08-28 CN CN201721082166.8U patent/CN207573348U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109217904A (en) * | 2018-11-20 | 2019-01-15 | 漳州高新区远见产业技术研究有限公司 | A kind of near field communication means |
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