CN105915262A - Radio frequency transmitting circuit and mobile terminal - Google Patents
Radio frequency transmitting circuit and mobile terminal Download PDFInfo
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- CN105915262A CN105915262A CN201610505800.8A CN201610505800A CN105915262A CN 105915262 A CN105915262 A CN 105915262A CN 201610505800 A CN201610505800 A CN 201610505800A CN 105915262 A CN105915262 A CN 105915262A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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Abstract
The embodiments of the invention disclose a radio frequency transmitting circuit and a mobile terminal. The radio frequency transmitting circuit comprises a radio frequency transceiver, a central processing unit, a first matching circuit, a power amplifier, a second matching circuit, a matching control module, a first switch, a duplexer, a filter, a second switch, a third matching circuit, a coupler and an antenna. The embodiments of the invention further disclose a corresponding mobile terminal. By adopting the technical solution, the PCB (Printed Circuit Board) space of the radio frequency circuit can be reduced, and the PCB wiring difficulty of the radio frequency circuit can be reduced.
Description
Technical field
The present invention relates to electric circuit electronics technical technical field, be specifically related to a kind of radio frequency transmitter circuitry and mobile terminal.
Background technology
Along with the development of semiconductor technology, the integrated level of integrated circuit is more and more higher, along with software
Continually strengthen, the control of integrated circuit enters the stage of software radio the most substantially, along with software without
Developing rapidly of line electricity, hardware circuit will become increasingly to concentrate, simply, and all of circuit devcie
Will be software controlled, even be replaced by software, this will be the development inexorable trend of integrated circuit, this
Under situation, radio circuit also can welcome and greatly change.Shown in Fig. 1 is that existing radio frequency transmitter circuitry sets
Meter frame diagram, essentially all of mobile phone radio frequency launch scenario is all similar with this figure, without the biggest changing
Become.
The inventor of the technical program finds in research process, in existing radio frequency transmitter circuitry, and every radio frequency
Transmitting path (substantially dividing with frequency range) is required in power amplifier PA front end adding a Π type coupling electricity
Road, with ensure impedance that PA exports in the optimal position of its performance, frequency range is the most, mates the most, used
Electric capacity, inductance material the most, the space taking printing board PCB is the biggest;Due to capacitor and inductor material
Using many, the difficulty that will also result in PCB layout increases, unsuitable cabling.
Summary of the invention
Embodiments provide a kind of radio frequency transmitter circuitry and mobile terminal, to reducing radio circuit
PCB space, reduction radio circuit PCB layout difficulty.
First embodiment of the invention provides a kind of radio frequency transmitter circuitry, including:
Radio frequency transceiver, central processing unit, the first match circuit, power amplifier, the second match circuit,
Match control module, the first switch, duplexer, wave filter, second switch, the 3rd match circuit, coupling
Device, antenna;
Wherein, the first port of described radio frequency transceiver is connected with the first port of described bonder, described in penetrate
Frequently the second port of transceiver is connected with the first port of described first match circuit, described radio frequency transceiver
3rd port is connected with the 3rd port of described central processing unit;First port of described central processing unit and institute
The first port stating power amplifier connects, the second port of described central processing unit and described match control mould
Second port of block connects;Second port of described first match circuit and the second end of described power amplifier
Mouth connects;3rd port of described power amplifier is connected with the 3rd port of described second match circuit;Institute
First port of the first port and described match control module of stating the second match circuit is connected, described second
Second port on distribution road is connected with the second port of described first switch;First port of described first switch
It is connected with the first port of described duplexer, the 3rd port of described first switch and the first of described wave filter
Port connects;Second port of described duplexer is connected with the 3rd port of described match control module, described
3rd port of duplexer is connected with the first port of described second switch;Second port of described wave filter with
4th port of described match control module connects;3rd port of described wave filter and described second switch
Second port connects;3rd port of described second switch is connected with the first port of described 3rd match circuit;
Second port of described 3rd match circuit is connected with the fifth port of described match control module, and the described 3rd
3rd port of match circuit is connected with the second port of described bonder;3rd port of described bonder with
Described antenna is attached.
In conjunction with first aspect, in the implementation that some are possible, described first switch, described second switch
Switch is put for hilted broadsword is double.
In conjunction with first aspect, in the implementation that some are possible, described first match circuit is Π type coupling
Circuit.
In conjunction with first aspect, in the implementation that some are possible, described second match circuit is Π type coupling
Circuit or topological circuit based on described Π type match circuit.
In conjunction with first aspect, in the implementation that some are possible, described 3rd match circuit is Π type coupling
Circuit or topological circuit based on described Π type match circuit.
In conjunction with first aspect, in the implementation that some are possible, described Π type match circuit include one can
Program-controlled electric sensor and the program-controlled capacitor being connected to described program-controlled inducer two ends, described based on institute
State the topological circuit of Π type match circuit include the program-controlled inducer of at least two and be connected to described can journey
The program-controlled capacitor at control inducer two ends.
In conjunction with first aspect, in the implementation that some are possible, described duplexer is program-controlled duplexer.
In conjunction with first aspect, in the implementation that some are possible, described wave filter is program-controlled wave filter.
Second embodiment of the invention provides a kind of based on first embodiment of the invention and first embodiment of the invention
The radio frequency transmitter circuitry control method of the radio frequency transmitter circuitry described in either side, including:
Central processing unit obtains the work at present frequency range of radio frequency transmitter circuitry, and described central processing unit is to described
Join control module and send the control instruction carrying described work at present frequency range, so that described match control module carries
Take the work at present frequency range in described control instruction, and based on described work at present frequency range and based on prestoring
Working frequency range and the second match circuit, duplexer, wave filter, the mapping of running parameter of the 3rd match circuit
Relation, adjusts described second match circuit, described duplexer, described wave filter, described 3rd match circuit
Running parameter so that described second match circuit after Tiao Zhenging, described duplexer, described wave filter, institute
State the running parameter of the 3rd match circuit and the work at present frequency band match of described radio frequency transmitter circuitry.
Third embodiment of the invention provides a kind of based on first embodiment of the invention and first embodiment of the invention
The mobile terminal of the radio frequency transmitter circuitry described in either side.
It can be seen that in embodiment of the present invention technical scheme, central processing unit obtains working as of radio frequency transmitter circuitry
Front working frequency range, described central processing unit sends to described match control module and carries described work at present frequency range
Control instruction so that described match control module extracts the work at present frequency range in described control instruction, and
Based on described work at present frequency range and based on the working frequency range prestored and the second match circuit, duplexer, filter
Ripple device, the mapping relations of running parameter of the 3rd match circuit, adjust described second match circuit, described double
Multiplexer, described wave filter and the running parameter of described 3rd match circuit, so that described second after Tiao Zhenging
Match circuit, described duplexer, described wave filter, the running parameter of described 3rd match circuit are penetrated with described
Frequently the work at present frequency band match of radiating circuit.Thus avoid in prior art, at power-amplifier front-end
Need the different operating frequency band match adding multiple match circuit with radio circuit, and then be conducive to reducing radio frequency
Circuit PCB space, reduction radio circuit PCB layout difficulty.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to enforcement
In example or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present invention, for those of ordinary skill in the art, do not paying wound
On the premise of the property made work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the design framework figure of existing radio frequency transmitter circuitry;
Fig. 2 is the structural representation of a kind of radio frequency transmitter circuitry that first embodiment of the invention provides;
Fig. 3 is the structural representation of a kind of radio frequency transmitter circuitry that second embodiment of the invention provides;
Fig. 4 is the structural representation of a kind of radio frequency transmitter circuitry control method that third embodiment of the invention provides;
Fig. 5 is the structural representation of a kind of mobile terminal that fourth embodiment of the invention provides.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the present invention program, implement below in conjunction with the present invention
Accompanying drawing in example, is clearly and completely described the technical scheme in the embodiment of the present invention, it is clear that institute
The embodiment described is a part of embodiment of the present invention rather than whole embodiments.Based in the present invention
Embodiment, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Term " first " in description and claims of this specification and above-mentioned accompanying drawing, " second ", "
Three ", " the 4th " etc. is for distinguishing different object rather than for describing particular order.Additionally, " including "
" have " and they any deformation, it is intended that cover non-exclusive comprising.Such as containing one is
Row step or the process of unit, method, system, product or equipment are not limited to step or the list listed
Unit, but the most also include step or the unit do not listed, or the most also include for these processes,
Other steps that method, product or equipment are intrinsic or unit.
Referenced herein " embodiment " is it is meant that the special characteristic, structure or the spy that describe in conjunction with the embodiments
Property may be embodied at least one embodiment of the present invention.There is this phrase in each position in the description
Identical embodiment might not be each meant, be not the independent or alternative reality with other embodiments mutual exclusion
Execute example.Those skilled in the art explicitly and are implicitly understood by, and embodiment described herein can be with
Other embodiments combines.
Refer to the structural representation that Fig. 2, Fig. 2 are a kind of radio frequency transmitter circuitry that first embodiment of the invention provides
Figure, as in figure 2 it is shown, the radio frequency transmitter circuitry in the embodiment of the present invention includes with lower module:
Radio frequency transceiver WTR, central processor CPU, the first match circuit, power amplifier PA,
Two match circuits, match control module, first switch SP2T1, duplexer, wave filter, second switch SP2T2,
3rd match circuit, bonder, antenna;
Specifically, antenna effect is that frequency electromagnetic waves is converted into high frequency signal current;3rd match circuit is used
In the power match mainly completed between mainboard and antenna, so that the efficiency of antenna is the highest;
At the mobile communication equipment of the simulation using FDD (FDD) technology (such as ETACS mobile phone, right
Say machine) and CDMA mobile phone, FDD WCDMA mobile phone in, antenna circuit part generally uses duplexer
(DUP, DUPLEX) separates reception, launches radiofrequency signal.Duplexer, is also duplexer filter,
It is a kind of passive device, and inside includes emission filter and receiving filter, and they are all band filters,
Effect is reception radiofrequency signal to be separated with launching radiofrequency signal, to prevent strong transmitting signal from making receiver
Become impact.Always strong than receiving signal owing to launching signal, and strong signal has inhibitory action to weak signal, meeting
Make reception circuit by strong signal blocking, make the weak signal of reception be submerged, cause receiving sensitivity to decline.Institute
Stop with receiving filter transmitting signal to seal in incoming level exactly, certainly, also have and reject antenna reception in the lump
The signal beyond reception frequency range arrived;Emission filter then rejects noise power and the transmitting of frequency band
Modulated signal.
RF transceiver WTR is the core component of radio circuit, mainly completes adjustment and the solution of radiofrequency signal
Adjust.
Wherein, the annexation of the radio frequency transmitter circuitry in the embodiment of the present invention is:
First port of described radio frequency transceiver is connected with the first port of described bonder, described radio-frequency receiving-transmitting
Second port of machine is connected with the first port of described first match circuit, the 3rd end of described radio frequency transceiver
Mouth is connected with the 3rd port of described central processing unit;First port of described central processing unit and described power
First port of amplifier connects, the of the second port of described central processing unit and described match control module
Two-port netwerk connects;Second port of described first match circuit is connected with the second port of described power amplifier;
3rd port of described power amplifier is connected with the 3rd port of described second match circuit;Described second
First port on distribution road is connected with the first port of described match control module, described second match circuit
Second port is connected with the second port of described first switch;First port of described first switch is double with described
First port of multiplexer connects, and the 3rd port of described first switch is connected with the first port of described wave filter;
Second port of described duplexer is connected with the 3rd port of described match control module, the of described duplexer
Three ports are connected with the first port of described second switch;Second port of described wave filter mates control with described
4th port of molding block connects;3rd port of described wave filter connects with the second port of described second switch
Connect;3rd port of described second switch is connected with the first port of described 3rd match circuit;Described 3rd
Second port of match circuit is connected with the fifth port of described match control module, described 3rd match circuit
The 3rd port be connected with the second port of described bonder;3rd port of described bonder and described antenna
It is attached.
Wherein, central processing unit obtain radio frequency transmitter circuitry work at present frequency range, described central processing unit to
Described match control module sends the control instruction carrying described work at present frequency range, so that described match control
Module extracts the work at present frequency range in described control instruction, and based on described work at present frequency range and based on
The working frequency range prestored and the second match circuit, duplexer, wave filter, the running parameter of the 3rd match circuit
Mapping relations, adjust described second match circuit, described duplexer, described wave filter and the described 3rd
The running parameter of match circuit, so that described second match circuit after Tiao Zhenging, described duplexer, described filter
Ripple device, the running parameter of described 3rd match circuit and the work at present frequency band match of described radio frequency transmitter circuitry.
Specifically, the outfan of power amplifier PA connects the second match circuit, and described second match circuit is adopted
With program-controlled capacitor and inductor as the debugging device of match bit, and double L-shaped match circuit can be used,
To meet the diversity demand of radio frequency debugging, wherein, duplexer and wave filter can use program-controlled too
Bandwidth is optional, the optional duplexer of frequency range and wave filter, to realize using a duplexer and wave filter i.e.
Can realize the filtering debugging efforts of different frequency range, and by single-pole double throw (SP2T) switch carry out the time-division and
The switching of frequency division different frequency range, compared with traditional radio frequency transmitter circuitry, the radio frequency in the embodiment of the present invention is sent out
Radio road increases a module in traditional radio circuit, and i.e. match control module, realizes different frequency range
Matching capacitance value and the selection of inductance value, central processor CPU controls match control chip and carries out matching capacitance
Value and the selection of inductance value, duplexer and wave filter rear end are also adopted by program-controlled capacitor and inductor, and make equally
The demand of circuit diversity is met with double L-shaped match circuit.
Working frequency range and the second match circuit, duplexer, wave filter, the 3rd match circuit is set up concrete
The mapping relations of running parameter, adjust described second match circuit, described duplexer, described wave filter with
And the process of the mapping relations of the running parameter of described 3rd match circuit, i.e. debug the matching value of capacitor and inductor
Selection, test can be carried out by following method and choose, owing to radio frequency transmitter circuitry is concerned with substantially
Radio-frequency performance under PA maximum gain, so when selection path capacitor and inductor value, for a fixing frequency
Section, selects several groups of different RGI values (RF gain index), and RGI value is for controlling the transmitting merit of WTR
Rate), under often organizing fixing RGI value, control PA and launch with maximum gain, entered by match control module
The various combination configuration of row matching capacitance inductance value, exports final radio frequency peak power output value simultaneously, will
The capacitor and inductor combination taking-up of three often maximum in group RGI value outputs, and with the electricity of other RGI values
Hold inductor combination contrast, select optimal one group capacitor and inductor value as the matching value of radio-frequency transmissions path,
Finally realize capacitor and inductor matching value in different frequency range transmitting path automatically selects and sets up working frequency range and
Two match circuits, duplexer, wave filter, the mapping relations of running parameter of the 3rd match circuit, adjust institute
State the second match circuit, described duplexer, described wave filter and the running parameter of described 3rd match circuit
Mapping relations.
It can be seen that in embodiment of the present invention technical scheme, central processing unit obtains working as of radio frequency transmitter circuitry
Front working frequency range, described central processing unit sends to described match control module and carries described work at present frequency range
Control instruction so that described match control module extracts the work at present frequency range in described control instruction, and
Based on described work at present frequency range and based on the working frequency range prestored and the second match circuit, duplexer, filter
Ripple device, the mapping relations of running parameter of the 3rd match circuit, adjust described second match circuit, described double
Multiplexer, described wave filter and the running parameter of described 3rd match circuit, so that described second after Tiao Zhenging
Match circuit, described duplexer, described wave filter, the running parameter of described 3rd match circuit are penetrated with described
Frequently the work at present frequency band match of radiating circuit.Thus avoid in prior art, at power-amplifier front-end
Need the different operating frequency band match adding multiple match circuit with radio circuit, and then be conducive to reducing radio frequency
Circuit PCB space, reduction radio circuit PCB layout difficulty.
Refer to the structural representation that Fig. 3, Fig. 3 are a kind of radio frequency transmitter circuitry that second embodiment of the invention provides
Figure, as it is shown on figure 3, the radio frequency transmitter circuitry in the embodiment of the present invention is at the radio-frequency transmissions electricity shown in Fig. 2
On the basis of road, development obtains.
Optionally, in some embodiments of the invention, described first switch, described second switch are that hilted broadsword is double to be put
Switch.
Optionally, in some embodiments of the invention, described first match circuit is Π type match circuit.
Optionally, in some embodiments of the invention, described second match circuit be Π type match circuit or based on
The topological circuit of described Π type match circuit.
Optionally, in some embodiments of the invention, described 3rd match circuit be Π type match circuit or based on
The topological circuit of described Π type match circuit.
Optionally, in some embodiments of the invention, described Π type match circuit includes a program-controlled inducer
Be connected to the program-controlled capacitor at described program-controlled inducer two ends, described mate based on described Π type
The topological circuit of circuit includes the program-controlled inducer of at least two and is connected to described program-controlled inducer two
The program-controlled capacitor of end.
Optionally, in some embodiments of the invention, described duplexer is program-controlled duplexer.
Optionally, in some embodiments of the invention, described wave filter is program-controlled wave filter.
It can be seen that in embodiment of the present invention technical scheme, central processing unit obtains working as of radio frequency transmitter circuitry
Front working frequency range, described central processing unit sends to described match control module and carries described work at present frequency range
Control instruction so that described match control module extracts the work at present frequency range in described control instruction, and
Based on described work at present frequency range and based on the working frequency range prestored and the second match circuit, duplexer, filter
Ripple device, the mapping relations of running parameter of the 3rd match circuit, adjust described second match circuit, described double
Multiplexer, described wave filter and the running parameter of described 3rd match circuit, so that described second after Tiao Zhenging
Match circuit, described duplexer, described wave filter, the running parameter of described 3rd match circuit are penetrated with described
Frequently the work at present frequency band match of radiating circuit.Thus avoid in prior art, at power-amplifier front-end
Need the different operating frequency band match adding multiple match circuit with radio circuit, and then be conducive to reducing radio frequency
Circuit PCB space, reduction radio circuit PCB layout difficulty.
Referring to Fig. 4, Fig. 4 is a kind of radio frequency transmitter circuitry control method that third embodiment of the invention provides
Schematic flow sheet, as shown in Figure 4, the radio frequency transmitter circuitry control method in the embodiment of the present invention is based on Fig. 2
To the radio frequency transmitter circuitry shown in Fig. 3.
S301, central processing unit obtain the work at present frequency range of radio frequency transmitter circuitry.
S302, described central processing unit send to described match control module and carry described work at present frequency range
Control instruction.
S303, described match control module extract the work at present frequency range in described control instruction.
S304, described match control module are based on described work at present frequency range and based on the working frequency range prestored
With the second match circuit, duplexer, wave filter, the mapping relations of running parameter of the 3rd match circuit, adjust
Whole described second match circuit, described duplexer, described wave filter and the work of described 3rd match circuit
Parameter so that described second match circuit after Tiao Zhenging, described duplexer, described wave filter, the described 3rd
The running parameter of match circuit and the work at present frequency band match of described radio frequency transmitter circuitry.
It can be seen that in embodiment of the present invention technical scheme, central processing unit obtains working as of radio frequency transmitter circuitry
Front working frequency range, described central processing unit sends to described match control module and carries described work at present frequency range
Control instruction so that described match control module extracts the work at present frequency range in described control instruction, and
Based on described work at present frequency range and based on the working frequency range prestored and the second match circuit, duplexer, filter
Ripple device, the mapping relations of running parameter of the 3rd match circuit, adjust described second match circuit, described double
Multiplexer, described wave filter and the running parameter of described 3rd match circuit, so that described second after Tiao Zhenging
Match circuit, described duplexer, described wave filter, the running parameter of described 3rd match circuit are penetrated with described
Frequently the work at present frequency band match of radiating circuit.Thus avoid in prior art, at power-amplifier front-end
Need the different operating frequency band match adding multiple match circuit with radio circuit, and then be conducive to reducing radio frequency
Circuit PCB space, reduction radio circuit PCB layout difficulty.
The embodiment of the present invention additionally provides a kind of mobile terminal, and described mobile terminal includes that Fig. 2 of the present invention is to figure
Radio frequency transmitter circuitry shown in 3.As it is shown in figure 5, for convenience of description, illustrate only and implement with the present invention
The part that example is relevant, concrete ins and outs do not disclose, and refer to embodiment of the present invention method part.This shifting
Dynamic terminal can be to include mobile phone, panel computer, PDA (Personal Digital Assistant, individual digital
Assistant), POS (Point of Sales, point-of-sale terminal), the arbitrarily terminal unit such as vehicle-mounted computer, with mobile eventually
As a example by end is for mobile phone:
Fig. 5 is illustrated that the frame of the part-structure of the mobile phone relevant to the mobile terminal of embodiment of the present invention offer
Figure.With reference to Fig. 5, mobile phone includes: radio-frequency transmissions red in first embodiment of the invention (Radio Frequency,
RF) circuit 410, memorizer 420, input block 430, display unit 440, sensor 450, audio frequency
Circuit 960, Wireless Fidelity (Wireless Fidelity, Wi-Fi) module 470, processor 480, Yi Ji electricity
Source 490 parts such as grade.It will be understood by those skilled in the art that the handset structure shown in Fig. 5 is not intended that right
The restriction of mobile phone, can include that ratio illustrates more or less of parts, or combine some parts, or not
Same parts are arranged.
Below in conjunction with Fig. 5 each component parts of mobile phone carried out concrete introduction:
RF circuit 410 can be used for reception and the transmission of information.Generally, RF circuit 410 includes but not limited to
Antenna, at least one amplifier, transceiver, bonder, low-noise amplifier (Low Noise Amplifier,
LNA), duplexer etc..Additionally, RF circuit 410 can also be by radio communication and network and other equipment
Communication.Above-mentioned radio communication can use arbitrary communication standard or agreement, includes but not limited to that the whole world is mobile logical
News system (Global System of Mobile communication, GSM), general packet radio service
(General Packet Radio Service, GPRS), CDMA (Code Division Multiple Access,
CDMA), WCDMA (Wideband Code Division Multiple Access, WCDMA),
Long Term Evolution (Long Term Evolution, LTE), Email, Short Message Service (Short Messaging
Service, SMS) etc..
Memorizer 420 can be used for storing software program and module, and processor 480 is stored in by operation
The software program of reservoir 420 and module, thus perform the application of various functions and the data process of mobile phone.
Memorizer 420 can mainly include storing program area and storage data field, and wherein, storage program area can store behaviour
Make the application program (data acquisition functions, comparing function etc.) etc. needed for system, at least one function;
Storage data field can store data (such as overall situation sound effect parameters, the application layer that the use according to mobile phone is created
Level sound effect parameters etc.) etc..Additionally, memorizer 420 can include high-speed random access memory, it is also possible to
Including nonvolatile memory, for example, at least one disk memory, flush memory device or other volatibility
Solid-state memory.
Input block 430 can be used for receiving numeral or the character information of input, and produces the user with mobile phone
Arrange and function controls relevant key signals input.Specifically, input block 430 can include fingerprint recognition
Module, physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse,
One or more in action bars etc..
Display unit 440 can be used for showing the information inputted by user or the information being supplied to user and mobile phone
Various menus.Display unit 440 can include display screen 441, optionally, can use liquid crystal display
(Liquid Crystal Display, LCD), Organic Light Emitting Diode (Organic Light-Emitting Diode,
Etc. OLED) form configures display screen 441.
Mobile phone may also include at least one sensor 450, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor can include ambient light sensor and proximity transducer, and wherein, ambient light passes
Sensor can regulate the brightness of display screen 441 according to the light and shade of ambient light, and proximity transducer can move at mobile phone
When moving in one's ear, close display screen 441 and/or backlight.As the one of motion sensor, accelerometer senses
Device can detect the size of (generally three axles) acceleration in all directions, can detect that the big of gravity time static
Little and direction, can be used for identifying application (such as horizontal/vertical screen switching, dependent game, the magnetometer of mobile phone attitude
Pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.;Can also configure as mobile phone
Other sensors such as gyroscope, barometer, drimeter, thermometer, infrared ray sensor, the most superfluous at this
State.
Voicefrequency circuit 460, speaker 461, microphone 462 can provide the audio interface between user and mobile phone.
The signal of telecommunication after the voice data conversion that voicefrequency circuit 460 can will receive, is transferred to speaker 461, by raising
Sound device 461 is converted to acoustical signal and plays;On the other hand, the acoustical signal conversion that microphone 462 will be collected
For the signal of telecommunication, voicefrequency circuit 460 after receiving, be converted to voice data, then by voice data playback process device
After 480 process, through RF circuit 410 to be sent to such as another mobile phone, or voice data is play to depositing
Reservoir 420 is to process further.
Wi-Fi belongs to short range wireless transmission technology, and mobile phone can help user to receive by Wi-Fi module 470
Sending e-mails, browse webpage and access streaming video etc., it has provided the user wireless broadband internet
Access.Although Fig. 5 shows Wi-Fi module 470, but it is understood that, it is also not belonging to mobile phone
Must be configured into, can omit in not changing the scope of essence of invention as required completely.
Processor 480 is the control centre of mobile phone, utilizes various interface and the whole mobile phone of connection each
Part, is stored in the software program in memorizer 420 and/or module by running or performing, and calls and deposit
Storage data in memorizer 420, perform the various functions of mobile phone and process data, thus carrying out mobile phone
Integral monitoring.Optionally, processor 480 can include one or more processing unit;Preferably, processor
480 can integrated application processor and modem processor, wherein, application processor mainly process operating system,
User interface and application program etc., modem processor mainly processes radio communication.It is understood that
Above-mentioned modem processor can not also be integrated in processor 480.
Mobile phone also includes the power supply 490 (such as battery) powered to all parts, it is preferred that power supply can lead to
Cross power-supply management system logically contiguous with processor 480, thus charged by power-supply management system realization management,
The functions such as electric discharge and power managed.
Although not shown, mobile phone can also include photographic head, bluetooth module etc., does not repeats them here.
The embodiment of the present invention also provides for a kind of computer-readable storage medium, and wherein, this computer-readable storage medium can be deposited
Containing program, this program includes the prison of any service processes described in said method embodiment when performing
The part or all of step of prosecutor method.
It should be noted that for aforesaid each method embodiment, in order to be briefly described, therefore it is all stated
For a series of combination of actions, but those skilled in the art should know, the present invention is not by described
The restriction of sequence of movement, because according to the present invention, some step can use other orders or enter simultaneously
OK.Secondly, those skilled in the art also should know, embodiment described in this description belongs to excellent
Select embodiment, necessary to involved action and the unit not necessarily present invention.
The sequence of steps of the method for the embodiment of the present invention can be adjusted according to actual needs, merges or delete.
The unit of the terminal of the embodiment of the present invention can carry out integrating according to actual needs, Further Division or delete.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and does not has in certain embodiment
The part described in detail, may refer to the associated description of other embodiments.
In several embodiments provided herein, it should be understood that disclosed device, can be passed through it
Its mode realizes.Such as, device embodiment described above is schematic, the most described unit
Dividing, divide for a kind of logic function, actual can have other dividing mode, the most multiple lists when realizing
Unit or assembly can in conjunction with or be desirably integrated into another system, or some features can be ignored, or does not holds
OK.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be logical
Cross INDIRECT COUPLING or the communication connection of some interfaces, device or unit, can be being electrical or other form.
The described unit illustrated as separating component can be or may not be physically separate, as
The parts that unit shows can be or may not be physical location, i.e. may be located at a place, or
Can also be distributed on multiple NE.Can select therein some or all of according to the actual needs
Unit realizes the purpose of the present embodiment scheme.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit,
Can also be that unit is individually physically present, it is also possible to two or more unit are integrated in a unit
In.Above-mentioned integrated unit both can realize to use the form of hardware, it would however also be possible to employ SFU software functional unit
Form realizes.
If described integrated unit realizes using the form of SFU software functional unit and as independent production marketing or
During use, can be stored in a computer read/write memory medium.Based on such understanding, the present invention
The part that the most in other words prior art contributed of technical scheme or this technical scheme whole or
Part can embody with the form of software product, and this computer software product is stored in a storage medium
In, including some instructions with so that a computer equipment (can be personal computer, server or net
Network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage
Medium includes: USB flash disk, read only memory (ROM, Read-Only Memory), random access memory (RAM,
Random Access Memory), portable hard drive, magnetic disc or CD etc. are various can store program code
Medium.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment
The program that can be by completes to instruct relevant hardware, and this program can be stored in a computer-readable and deposit
In storage media, storage medium may include that flash disk, read only memory (English: Read-Only Memory,
Be called for short: ROM), random access device (English: Random Access Memory, RAM), magnetic be called for short:
Dish or CD etc..
A kind of radio frequency transmitter circuitry provided the embodiment of the present invention above and mobile terminal have carried out detailed Jie
Continuing, principle and the embodiment of the present invention are set forth by specific case used herein, above enforcement
The explanation of example is only intended to help to understand method and the core concept thereof of the present invention;Simultaneously for this area
Those skilled in the art, according to the thought of the present invention, the most all can change
Part, in sum, this specification content should not be construed as limitation of the present invention.
Claims (9)
1. a radio frequency transmitter circuitry, it is characterised in that including:
Radio frequency transceiver, central processing unit, the first match circuit, power amplifier, the second match circuit,
Match control module, the first switch, duplexer, wave filter, second switch, the 3rd match circuit, coupling
Device, antenna;
Wherein, the first port of described radio frequency transceiver is connected with the first port of described bonder, described in penetrate
Frequently the second port of transceiver is connected with the first port of described first match circuit, described radio frequency transceiver
3rd port is connected with the 3rd port of described central processing unit;First port of described central processing unit and institute
The first port stating power amplifier connects, the second port of described central processing unit and described match control mould
Second port of block connects;Second port of described first match circuit and the second end of described power amplifier
Mouth connects;3rd port of described power amplifier is connected with the 3rd port of described second match circuit;Institute
First port of the first port and described match control module of stating the second match circuit is connected, described second
Second port on distribution road is connected with the second port of described first switch;First port of described first switch
It is connected with the first port of described duplexer, the 3rd port of described first switch and the first of described wave filter
Port connects;Second port of described duplexer is connected with the 3rd port of described match control module, described
3rd port of duplexer is connected with the first port of described second switch;Second port of described wave filter with
4th port of described match control module connects;3rd port of described wave filter and described second switch
Second port connects;3rd port of described second switch is connected with the first port of described 3rd match circuit;
Second port of described 3rd match circuit is connected with the fifth port of described match control module, and the described 3rd
3rd port of match circuit is connected with the second port of described bonder;3rd port of described bonder with
Described antenna is attached.
2. radio frequency transmitter circuitry as claimed in claim 1, it is characterised in that described first switch, described
Second switch is that hilted broadsword is double puts switch.
3. radio frequency transmitter circuitry as claimed in claim 1, it is characterised in that described first match circuit is
Π type match circuit.
4. radio frequency transmitter circuitry as claimed in claim 1, it is characterised in that described second match circuit is
Π type match circuit or topological circuit based on described Π type match circuit.
5. radio frequency transmitter circuitry as claimed in claim 1, it is characterised in that described 3rd match circuit is
Π type match circuit or topological circuit based on described Π type match circuit.
6. the radio frequency transmitter circuitry as described in claim 4 or 5, it is characterised in that described Π type coupling electricity
Road includes a program-controlled inducer and is connected to the program-controlled capacitor at described program-controlled inducer two ends,
Described topological circuit based on described Π type match circuit includes the program-controlled inducer of at least two and connects respectively
Program-controlled capacitor at described program-controlled inducer two ends.
7. radio frequency transmitter circuitry as claimed in claim 1, it is characterised in that described duplexer is program-controlled
Duplexer.
8. radio frequency transmitter circuitry as claimed in claim 1, it is characterised in that described wave filter is program-controlled
Wave filter.
9. a mobile terminal, it is characterised in that include that the radio frequency as described in any one of claim 1-8 is sent out
Radio road.
Priority Applications (2)
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CN201610505800.8A CN105915262A (en) | 2016-06-30 | 2016-06-30 | Radio frequency transmitting circuit and mobile terminal |
PCT/CN2016/092531 WO2018000507A1 (en) | 2016-06-30 | 2016-07-31 | Radio frequency transmitting circuit, control method, and mobile terminal |
Applications Claiming Priority (1)
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CN201610505800.8A CN105915262A (en) | 2016-06-30 | 2016-06-30 | Radio frequency transmitting circuit and mobile terminal |
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CN105915262A true CN105915262A (en) | 2016-08-31 |
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CN201610505800.8A Pending CN105915262A (en) | 2016-06-30 | 2016-06-30 | Radio frequency transmitting circuit and mobile terminal |
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WO (1) | WO2018000507A1 (en) |
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CN106358282A (en) * | 2016-10-26 | 2017-01-25 | 努比亚技术有限公司 | Device and method for optimizing emission power dissipation of mobile terminal |
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CN106358282A (en) * | 2016-10-26 | 2017-01-25 | 努比亚技术有限公司 | Device and method for optimizing emission power dissipation of mobile terminal |
CN108738039A (en) * | 2017-04-19 | 2018-11-02 | 北京小米移动软件有限公司 | The configuration method and device of communication frequency band, electronic equipment, readable storage medium storing program for executing |
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CN113690619A (en) * | 2021-09-15 | 2021-11-23 | 宇龙计算机通信科技(深圳)有限公司 | Antenna and terminal |
CN113690619B (en) * | 2021-09-15 | 2024-01-05 | 宇龙计算机通信科技(深圳)有限公司 | Antenna and terminal |
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