CN106911354B - Selection method, radio circuit and the mobile terminal of the transmitting link of radio circuit - Google Patents
Selection method, radio circuit and the mobile terminal of the transmitting link of radio circuit Download PDFInfo
- Publication number
- CN106911354B CN106911354B CN201710111358.5A CN201710111358A CN106911354B CN 106911354 B CN106911354 B CN 106911354B CN 201710111358 A CN201710111358 A CN 201710111358A CN 106911354 B CN106911354 B CN 106911354B
- Authority
- CN
- China
- Prior art keywords
- link
- transmitting link
- radio circuit
- mobile terminal
- transmitting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
-
- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephone Function (AREA)
Abstract
The present invention provides selection method, radio circuit and the mobile terminal of a kind of transmitting link of radio circuit, this method comprises: obtaining the signal quality of a plurality of transmitting link of the radio circuit and the radio frequency loss current value of a plurality of transmitting link if the load of the antenna of mobile terminal draws the variable quantity for moving impedance to be greater than preset value；According to the signal quality of a plurality of transmitting link and the radio frequency loss current value of a plurality of transmitting link, an objective emission link is selected from a plurality of transmitting link；It controls the radio circuit and passes through the objective emission link transmissions electromagnetic wave；The embodiment of the present invention enables to mobile terminal to have more stable radiant power (including free state and non-free state) under different application scenarios and least radio-frequency current is lost.
Description
Technical field
The present invention relates to fields of communication technology, particularly relate to selection method, the radio frequency of a kind of transmitting link of radio circuit
Circuit and mobile terminal.
Background technique
The accounting of portable communications electronic equipment radio frequency power consumption at present is very high, for example time division duplex (TDD) under maximum power
Long term evolution (LTE) Mode Launch current drain 100mA, frequency division duplex (FDD) emission current then reach 300mA or so,
Partial carrier wave polymerize CA and frequency it is high frequency range it is even higher.Although can be done to particular space (such as coupling box) couple current
Control, but actually mobile phone is most of is run under non-free space, when holding or other application scenarios, day
The case where line, can be by larger impact, and the load that the load of antenna is drawn shifting (load pull) to be more big changes, and conducted, which is drawn, to move then
It is always maintained at constant；Therefore draw to move due to the load of conduction draws the mismatch moved to will cause radiant power TRP decline with antenna load
And emission current seriously increases, and emission current maximum can increase 100mA or so, then deviation is bigger by radiant power TRP.
Summary of the invention
The purpose of the present invention is to provide selection method, radio circuit and the movements of a kind of transmitting link of radio circuit eventually
End, solves the problems, such as that the radiant power of terminal antenna under non-free state changes greatly and radio frequency loss is very big.
In order to achieve the above object, on the one hand, the embodiment of the present invention provides a kind of selection of the transmitting link of radio circuit
Method is applied to mobile terminal, comprising:
If the load of the antenna of mobile terminal draws the variable quantity for moving impedance to be greater than preset value, the more of the radio circuit are obtained
Item emits the signal quality of link and the radio frequency loss current value of a plurality of transmitting link；
According to the signal quality of a plurality of transmitting link and the radio frequency loss current value of a plurality of transmitting link, from described
An objective emission link is selected in a plurality of transmitting link；
It controls the radio circuit and passes through the objective emission link transmissions electromagnetic wave.
On the other hand, the embodiment of the present invention also provides a kind of radio circuit, is applied to mobile terminal, comprising:
Processor, the processor are used to draw the variable quantity for moving impedance to be greater than preset value when the load of the antenna of mobile terminal
When, obtain the signal quality of a plurality of transmitting link of the radio circuit and the radio frequency loss electric current of a plurality of transmitting link
Value；And according to the signal quality of a plurality of transmitting link and the radio frequency loss current value of a plurality of transmitting link, from described more
An objective emission link is selected in item transmitting link；
RF transceiver；
The power amplifier connecting with the transmitting terminal of the RF transceiver, the power amplifier is for amplifying described penetrate
The uplink signal of frequency transceiver output；
Switching switch, the switching switch includes multiple output ends, and the input terminal of the switching switch is put with the power
Multiple output ends of the output end connection of big device, the switching switch are connect with the antenna of the mobile terminal, and the switching is opened
The control terminal of pass is connected to the processor；
The processor is cut by gating output end corresponding with the objective emission link to control the radio circuit
The objective emission link is shifted to, and passes through the objective emission link transmissions electromagnetic wave.
On the other hand, the embodiment of the present invention also provides a kind of mobile terminal, including radio circuit as described above.
Above-mentioned technical proposal of the invention at least has the following beneficial effects:
In the transmitting selection method of link of the radio circuit of the embodiment of the present invention, radio circuit and mobile terminal, pass through
Calculate the signal quality of a plurality of transmitting link and the radio frequency loss current value of a plurality of transmitting link, and selection signal quality
Preferably and radio frequency loss current value the smallest transmitting link emits electromagnetic wave, so that mobile terminal is in different applied fields
There is more stable radiant power (including free state and non-free state) under scape and least radio-frequency current is lost.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by institute in the description to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 shows the step processes of the selection method of the transmitting link of the radio circuit of first embodiment of the present invention offer
Figure；
Fig. 2 indicates the step process of the selection method of the transmitting link for the radio circuit that the second embodiment of the present invention provides
Figure；
Fig. 3 indicates the circuit diagram for the radio circuit that the third embodiment of the present invention provides；
Fig. 4 indicates the Smith chart for the radio circuit that the third embodiment of the present invention provides；
Fig. 5 indicates the circuit diagram of the radio circuit for the frequency division duplex that the third embodiment of the present invention provides；
Fig. 6 indicates the circuit diagram of the radio circuit for the time division duplex that the third embodiment of the present invention provides；
Fig. 7 indicates the structural schematic diagram for the mobile terminal that the fifth embodiment of the present invention provides；
Fig. 8 shows the structural schematic diagrams for the mobile terminal that the sixth embodiment of the present invention provides.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
First embodiment
As shown in Figure 1, the first embodiment of the present invention provides a kind of selection method of the transmitting link of radio circuit, application
In mobile terminal, comprising:
Step 101, if the load of the antenna of mobile terminal draws the variable quantity for moving impedance to be greater than preset value, the radio frequency is obtained
The radio frequency loss current value of the signal quality of a plurality of transmitting link of circuit and a plurality of transmitting link.
In this step, when mobile terminal in a free state, the antenna load of mobile terminal, which is drawn, to be moved impedance and remains unchanged；
And work as mobile terminal and be in non-free state, such as when holding or other application scene, the antenna load of mobile terminal, which is drawn, moves resistance
It is anti-to deviate.In the embodiment of the present invention, in order to avoid the transmitting link of frequent switching radio circuit is to increase mobile terminal
Electric quantity consumption, give mobile terminal to increase unnecessary burden；The embodiment of the present invention presets a preset value, to work as antenna
Load draw move impedance variable quantity be greater than preset value when, just execution step 101；And when the variation of shifting impedance is drawn in the load of antenna
When amount is less than or equal to preset value, mobile terminal is using the transmitting link transmissions electromagnetic wave defaulted.
Step 102, according to the signal quality of a plurality of transmitting link and the radio frequency loss electric current of a plurality of transmitting link
Value, selects an objective emission link from a plurality of transmitting link.
In this step, mobile terminal has been pre-configured with a plurality of transmitting link, and every transmitting link is all satisfied and specifically penetrates
Frequency index.Mobile terminal is calculated using software selects a transmitting link as objective emission link from a plurality of transmitting link.
Step 103, it controls the radio circuit and passes through the objective emission link transmissions electromagnetic wave.
Specifically, radio circuit utilizes the objective emission link transmissions electricity based on the objective emission link that step 102 selects
Magnetic wave.The objective emission link can guarantee mobile terminal (including free state and non-free shape under different application scenarios
State) there is more stable radiant power and least radio-frequency current is lost.
To sum up, in the selection method of the transmitting link for the offer radio circuit that the first embodiment of the present invention provides, pass through
The signal quality of a plurality of transmitting link and the radio frequency loss current value of a plurality of transmitting link are calculated, it is dynamic so as to realize
The purpose of state selection transmitting link, and make mobile terminal (including free state and non-free shape under different application scenarios
State) there is more stable radiant power and least radio-frequency current is lost, improve the stability of mobile terminal.
Second embodiment
As shown in Fig. 2, the second embodiment of the present invention provides a kind of selection method of the transmitting link of radio circuit, application
In mobile terminal, comprising:
Step 201, if the load of the antenna of mobile terminal draws the variable quantity for moving impedance to be greater than preset value, the radio frequency is obtained
The radio frequency loss current value of the signal quality of a plurality of transmitting link of circuit and a plurality of transmitting link.
In this step, when mobile terminal in a free state, the antenna load of mobile terminal, which is drawn, to be moved impedance and remains unchanged；
And work as mobile terminal and be in non-free state, such as when holding or other application scene, the antenna load of mobile terminal, which is drawn, moves resistance
It is anti-to deviate.In the embodiment of the present invention, in order to avoid the transmitting link of frequent switching radio circuit is to increase mobile terminal
Electric quantity consumption, give mobile terminal to increase unnecessary burden；The embodiment of the present invention presets a preset value, to work as antenna
Load draw move impedance variable quantity be greater than preset value when, just execution step 201；And when the variation of shifting impedance is drawn in the load of antenna
When amount is less than or equal to preset value, mobile terminal is using the transmitting link transmissions electromagnetic wave defaulted.
Step 202, according to the signal quality of a plurality of transmitting link and the radio frequency loss electric current of a plurality of transmitting link
Value, selection signal quality is most strong from a plurality of transmitting link and the smallest transmitting link of radio frequency loss current value is as target
Emit link.
In this step, mobile terminal has been pre-configured with a plurality of transmitting link, and every transmitting link is all satisfied and specifically penetrates
Frequency index.Mobile terminal is calculated using software selects a transmitting link as objective emission link from a plurality of transmitting link.
Specifically, the objective emission link is that selection signal quality is most strong and the smallest hair of radio frequency loss current value in a plurality of transmitting link
Penetrate link.
Step 203, it controls the radio circuit and passes through the objective emission link transmissions electromagnetic wave.
Specifically, radio circuit utilizes the objective emission link transmissions electricity based on the objective emission link that step 202 selects
Magnetic wave.The objective emission link can guarantee mobile terminal (including free state and non-free shape under different application scenarios
State) there is more stable radiant power and least radio-frequency current is lost.
Further, in the second embodiment of the present invention, before step 201, the method also includes:
Step 204, the one default transmitting link of selection from a plurality of transmitting link of the radio circuit；
Step 205, if the load of the antenna of mobile terminal draws the variable quantity for moving impedance to be less than or equal to the preset value,
It controls the radio circuit and link transmissions electromagnetic wave is emitted by the default.
It should be noted that default transmitting link is any one in above-mentioned a plurality of transmitting link；Specifically, selection
It can be selected according to a certain rule when default transmitting link, specific rules are not limited thereto.It is drawn when the load of antenna and moves impedance
When variable quantity is smaller, radio circuit utilizes default transmitting link transmissions electromagnetic wave.
To sum up, in the selection method of the transmitting link for the offer radio circuit that the second embodiment of the present invention provides, pass through
Calculate the signal quality of a plurality of transmitting link and the radio frequency loss current value of a plurality of transmitting link, and selection signal quality
Preferably and radio frequency loss current value the smallest transmitting link emits electromagnetic wave；So as to realize dynamic select transmitting link
Purpose, and make mobile terminal that there is under different application scenarios (including free state and non-free state) more stable spoke
It penetrates power and least radio-frequency current is lost, improve the stability of mobile terminal.
3rd embodiment
As shown in figure 3, the third embodiment of the present invention provides a kind of radio circuit, it is applied to mobile terminal, comprising:
Processor 301, the processor 301 are used to draw the variable quantity for moving impedance to be greater than when the load of the antenna of mobile terminal
When preset value, the signal quality of a plurality of transmitting link of the radio circuit and the radio frequency damage of a plurality of transmitting link are obtained
Power consumption flow valuve；And according to it is described it is a plurality of transmitting link signal quality and it is a plurality of transmitting link radio frequency loss current value, from
An objective emission link is selected in a plurality of transmitting link；
RF transceiver 302；
The power amplifier 303 connecting with the transmitting terminal of the RF transceiver 302, the power amplifier 303 are used for
Amplify the uplink signal that the RF transceiver 302 exports；
Switch switch 304, the switching switch 304 includes multiple output ends, the input terminal of the switching switch 304 and institute
State the output end connection of power amplifier 303, multiple output ends of the switching switch 304 and the antenna of the mobile terminal
The control terminal of 305 connections, the switching switch 304 is connect with the processor 301；
The processor 301 controls the radio circuit by gating output end corresponding with the objective emission link
The objective emission link is switched to, and passes through the objective emission link transmissions electromagnetic wave.
Objective emission link is calculated in the above embodiment of the present invention using processor 301, then passes through switching switch
304 switch to objective emission link to control radio circuit, to realize the link switching of hardware.Specifically, the switching is opened
It closes 304 multiple output ends and a plurality of transmitting link of the radio circuit corresponds.
Further, the processor is also used to signal quality and a plurality of transmitting chain according to a plurality of transmitting link
The radio frequency loss current value on road, selection signal quality is most strong from a plurality of transmitting link and radio frequency loss current value is the smallest
Emit link as objective emission link.
And the processor is also used to select a default transmitting link from a plurality of transmitting link of the radio circuit；And
When the load of the antenna of mobile terminal draws the variable quantity for moving impedance to be less than or equal to the preset value, the radio frequency electrical is controlled
Road emits link transmissions electromagnetic wave by the default.
In the concrete application for the radio circuit that the second embodiment of the present invention provides, when the load of the antenna of mobile terminal is drawn
Generally be the deviation on four quadrants when moving the variable quantity of impedance and being greater than preset value, Smith chart as shown in figure 4,
It can be drawn by adjusting the load of radio circuit and move impedance reversely to be retracted matching.Correspondingly, in the embodiment of the present invention
Four quadrants respectively correspond four transmitting links, and four transmitting links respectively correspond four output ends of switching switch 304.It cuts
(SP4T) switch can be thrown using hilted broadsword 4 to realize by changing switch 304.
It should be noted that the deviation of aforementioned four quadrant is only a poor embodiment, the deviation of 8 quadrants if it exists,
8 transmitting links of setting are then needed, and are realized using the switch that hilted broadsword 8 is thrown；Or the quadrant of other quantity is applied equally to
The application does not enumerate one by one herein.
Such as the radio circuit of Frequency Division Duplex FDD, as shown in figure 5, the radio circuit of the FDD further include:
Duplexer 306；
The first end of the duplexer 306 is connect with the receiving end of the RF transceiver 302, the duplexer 306
Second end is connect with multiple output ends of the switching switch 304；And
The first radio frequency main switch 307 being connect with the third end of the duplexer 306；Wherein,
The first radio frequency main switch 307 is connect with the antenna 305.
In the third embodiment of the present invention, increase a switching switch 304, the switching switch 304 in the radio circuit of FDD
It is connect respectively with power amplifier 303 and duplexer 306, by the switching switch 304 gating, wherein a certain item emits link, from
And electromagnetic radiation is gone out by the transmitting link and by antenna.
Again for example for the radio circuit of Time Division Duplex TDD, as shown in fig. 6, the radio circuit of the TDD further include:
The first filter 308 being connect with the receiving end of the RF transceiver 302；
The second filter 309 being connect with multiple output ends of the switching switch 304；And
The second radio frequency main switch 310 being connect respectively with the first filter 308 and the second filter 309；Its
In,
The second radio frequency main switch 310 is connect with the antenna 305.
In the third embodiment of the present invention, increase a switching switch 304, the switching switch 304 in the radio circuit of TDD
It is connect respectively with power amplifier 303 and second filter 309, wherein a certain transmitting chain is gated by the switching switch 304
Road, so that electromagnetic radiation be gone out by the transmitting link and by antenna.
It should be noted that switching switch 304 handoff procedure in may because of other taps presence and cause to lose
Then only maximum possible the influence in handoff procedure can be avoided so the layout of each transmitting link should be short as far as possible with phenomenon.
To sum up, in the radio circuit that the third embodiment of the present invention provides, a plurality of transmitting link is calculated by processor
The radio frequency loss current value of signal quality and a plurality of transmitting link, and it is best in quality come selection signal using switching switch
And radio frequency loss current value the smallest transmitting link emits electromagnetic wave；So as to realize the mesh of dynamic select transmitting link
, and make mobile terminal that there is under different application scenarios (including free state and non-free state) more stable radiation
Simultaneously least radio-frequency current is lost in power, improves the stability of mobile terminal.
Fourth embodiment
In order to preferably realize that above-mentioned purpose, the fourth embodiment of the present invention also provide a kind of mobile terminal, including
Radio circuit as described above.
The mobile terminal calculates the signal quality and a plurality of transmitting link of a plurality of transmitting link by processor
Radio frequency loss current value, and using switching switch come selection signal is best in quality and the smallest transmitting link of radio frequency loss current value
To emit electromagnetic wave；So as to realize the purpose of dynamic select transmitting link, and make mobile terminal in different applied fields
There is more stable radiant power (including free state and non-free state) under scape and least radio-frequency current is lost, improve and move
The stability of dynamic terminal.
It should be noted that the mobile terminal that the fourth embodiment of the present invention provides is the movement comprising above-mentioned radio circuit
Terminal, then all embodiments of above-mentioned radio circuit are suitable for the mobile terminal, and can reach the same or similar beneficial
Effect.
5th embodiment
Fig. 7 is the block diagram of the mobile terminal of another embodiment of the present invention.Mobile terminal 700 shown in Fig. 7 includes: at least
One processor 701, memory 702, at least one network interface 704 and other users interface 703.In mobile terminal 700
Various components are coupled by bus system 705.It is understood that bus system 705 is for realizing the company between these components
Connect letter.Bus system 705 further includes power bus, control bus and status signal bus in addition in addition to including data/address bus.But
It is that various buses are all designated as bus system 705 in Fig. 7 for the sake of clear explanation.
Wherein, user interface 703 may include display, keyboard or pointing device (for example, mouse, trace ball
(trackball), touch-sensitive plate or touch screen etc..
It is appreciated that the memory 702 in the embodiment of the present invention can be volatile memory or nonvolatile memory,
It or may include both volatile and non-volatile memories.Wherein, nonvolatile memory can be read-only memory (Read-
Only Memory, ROM), programmable read only memory (Programmable ROM, PROM), the read-only storage of erasable programmable
Device (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or
Flash memory.Volatile memory can be random access memory (Random Access Memory, RAM), be used as external high
Speed caching.By exemplary but be not restricted explanation, the RAM of many forms is available, such as static random access memory
(Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), Synchronous Dynamic Random Access Memory
(Synchronous DRAM, SDRAM), double data speed synchronous dynamic RAM (Double Data Rate
SDRAM, DDRSDRAM), enhanced Synchronous Dynamic Random Access Memory (Enhanced SDRAM, ESDRAM), synchronized links
Dynamic random access memory (Synch link DRAM, SLDRAM) and direct rambus random access memory (Direct
Ram bus RAM, DRRAM).The memory 702 of system and method described herein be intended to include but be not limited to these and it is any
The memory of other suitable types.
In some embodiments, memory 702 stores following element, executable modules or data structures, or
Their subset of person or their superset: operating system 7021 and application program 7022.
Wherein, operating system 7021 include various system programs, such as ccf layer, core library layer, driving layer etc., are used for
Realize various basic businesses and the hardware based task of processing.Application program 7022 includes various application programs, such as media
Player (Media Player), browser (Browser) etc., for realizing various applied business.Realize the embodiment of the present invention
The program of method may be embodied in application program 7022.
In embodiments of the present invention, by the program or instruction of calling memory 702 to store, specifically, can be application
The program or instruction stored in program 7022, if the load of the antenna of mobile terminal draws the variable quantity for moving impedance to be greater than preset value,
Processor 701 obtains the signal quality of a plurality of transmitting link of the radio circuit and the radio frequency damage of a plurality of transmitting link
Power consumption flow valuve；According to the signal quality of a plurality of transmitting link and the radio frequency loss current value of a plurality of transmitting link, from institute
It states in a plurality of transmitting link and selects an objective emission link；It controls the radio circuit and passes through the objective emission link transmissions electricity
Magnetic wave.
The method that the embodiments of the present invention disclose can be applied in processor 701, or be realized by processor 701.
Processor 701 may be a kind of IC chip, the processing capacity with signal.During realization, the above method it is each
Step can be completed by the integrated logic circuit of the hardware in processor 701 or the instruction of software form.Above-mentioned processing
Device 701 can be general processor, digital signal processor (Digital Signal Processor, DSP), dedicated integrated electricity
Road (Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components.It may be implemented or execute disclosed each method, step and the logic diagram in the embodiment of the present invention.It is general
Processor can be microprocessor or the processor is also possible to any conventional processor etc..In conjunction with institute of the embodiment of the present invention
The step of disclosed method, can be embodied directly in hardware decoding processor and execute completion, or with the hardware in decoding processor
And software module combination executes completion.Software module can be located at random access memory, and flash memory, read-only memory may be programmed read-only
In the storage medium of this fields such as memory or electrically erasable programmable memory, register maturation.The storage medium is located at
The step of memory 702, processor 701 reads the information in memory 702, completes the above method in conjunction with its hardware.
It is understood that embodiments described herein can with hardware, software, firmware, middleware, microcode or its
Combination is to realize.For hardware realization, processing unit be may be implemented in one or more specific integrated circuit (Application
Specific Integrated Circuits, ASIC), digital signal processor (Digital Signal Processing,
DSP), digital signal processing appts (DSP Device, DSPD), programmable logic device (Programmable Logic
Device, PLD), field programmable gate array (Field-Programmable Gate Array, FPGA), general processor,
In controller, microcontroller, microprocessor, other electronic units for executing herein described function or combinations thereof.
For software implementations, it can be realized herein by executing the module (such as process, function etc.) of function described herein
The technology.Software code is storable in memory and is executed by processor.Memory can in the processor or
It is realized outside processor.
Optionally, in another embodiment of the present invention, processor 701 is also used to: according to the letter of a plurality of transmitting link
The radio frequency loss current value of number quality and a plurality of transmitting link, from a plurality of transmitting link selection signal quality most by force and
The smallest transmitting link of radio frequency loss current value is as objective emission link.
Optionally, in another embodiment of the present invention, processor 701 is also used to a plurality of transmitting chain from the radio circuit
One default transmitting link of selection in road；If it is described that the load of the antenna of mobile terminal draws the variable quantity for moving impedance to be less than or equal to
Preset value controls the radio circuit by the default and emits link transmissions electromagnetic wave.
Mobile terminal 700 can be realized each process that mobile terminal is realized in previous embodiment, to avoid repeating, here
It repeats no more.
To sum up, the mobile terminal that the fifth embodiment of the present invention provides calculates the signal of a plurality of transmitting link by processor
The radio frequency loss current value of quality and a plurality of transmitting link, and switch best in quality come selection signal using switching and penetrate
Frequency loss current value the smallest transmitting link emits electromagnetic wave；So as to realize the purpose of dynamic select transmitting link, and
So that mobile terminal has more stable radiant power under different application scenarios (including free state and non-free state)
And least radio-frequency current is lost, improve the stability of mobile terminal.
It should be noted that the mobile terminal that the fifth embodiment of the present invention provides is the movement comprising above-mentioned radio circuit
Terminal, then all embodiments of above-mentioned radio circuit are suitable for the mobile terminal, and can reach the same or similar beneficial
Effect.
Sixth embodiment
Fig. 8 is the structural schematic diagram of the mobile terminal of another embodiment of the present invention.Specifically, the mobile terminal in Fig. 8
800 can be mobile phone, tablet computer, personal digital assistant (Personal Digital Assistant, PDA) or vehicle mounted electric
Brain etc..
Mobile terminal 800 in Fig. 8 includes radio frequency (Radio Frequency, RF) circuit 810, memory 820, input
Unit 830, display unit 840, processor 860, voicefrequency circuit 870, Wi Fi (Wireless Fidelity) module 880 and electricity
Source 890.
Wherein, input unit 830 can be used for receiving the number or character information of user's input, and generation and mobile terminal
The related signal input of 800 user setting and function control.Specifically, in the embodiment of the present invention, which can
To include touch panel 831.Touch panel 831, also referred to as touch screen collect the touch operation of user on it or nearby
(for example user uses the operations of any suitable object or attachment on touch panel 831 such as finger, stylus), and according to preparatory
The formula of setting drives corresponding attachment device.Optionally, touch panel 831 may include touch detecting apparatus and touch controller
Two parts.Wherein, the touch orientation of touch detecting apparatus detection user, and touch operation bring signal is detected, by signal
Send touch controller to；Touch controller receives touch information from touch detecting apparatus, and is converted into contact coordinate,
The processor 860 is given again, and can be received order that processor 860 is sent and be executed.Furthermore, it is possible to using resistance-type,
The multiple types such as condenser type, infrared ray and surface acoustic wave realize touch panel 831.In addition to touch panel 831, input unit
830 can also include other input equipments 832, other input equipments 832 can include but is not limited to physical keyboard, function key
One of (such as volume control button, switch key etc.), trace ball, mouse, operating stick etc. are a variety of.
Wherein, display unit 840 can be used for showing information input by user or be supplied to the information and movement of user
The various menu interfaces of terminal 800.Display unit 840 may include display panel 841, optionally, can use LCD or organic hair
The forms such as optical diode (Organic Light-Emitting Diode, OLED) configure display panel 841.
It should be noted that touch panel 831 can cover display panel 841, touch display screen is formed, when the touch display screen is examined
After measuring touch operation on it or nearby, processor 860 is sent to determine the type of touch event, is followed by subsequent processing device
860 provide corresponding visual output according to the type of touch event in touch display screen.
Touch display screen includes Application Program Interface viewing area and common control viewing area.The Application Program Interface viewing area
And arrangement mode of the common control viewing area does not limit, can be arranged above and below, left-right situs etc. can distinguish two it is aobvious
Show the arrangement mode in area.The Application Program Interface viewing area is displayed for the interface of application program.Each interface can be with
The interface elements such as the icon comprising at least one application program and/or widget desktop control.The Application Program Interface viewing area
Or the empty interface not comprising any content.This commonly uses control viewing area for showing the higher control of utilization rate, for example,
Application icons such as button, interface number, scroll bar, phone directory icon etc. are set.
Wherein processor 860 is the control centre of mobile terminal 800, utilizes various interfaces and connection whole mobile phone
Various pieces, by running or executing the software program and/or module that are stored in first memory 821, and calling storage
Data in second memory 822 execute the various functions and processing data of mobile terminal 800, thus to mobile terminal 800
Carry out integral monitoring.Optionally, processor 860 may include one or more processing units.
In embodiments of the present invention, by call store the first memory 821 in software program and/or module and/
Or the data in the second memory 822, if the load of the antenna of mobile terminal draws the variable quantity for moving impedance to be greater than preset value, place
Reason device 860 is used to obtain the signal quality of a plurality of transmitting link of the radio circuit and the radio frequency of a plurality of transmitting link
Loss current value；According to it is described it is a plurality of transmitting link signal quality and it is a plurality of transmitting link radio frequency loss current value, from
An objective emission link is selected in a plurality of transmitting link；It controls the radio circuit and passes through the objective emission link transmissions
Electromagnetic wave.
Optionally, in another embodiment of the present invention, processor 860 is also used to the signal according to a plurality of transmitting link
The radio frequency loss current value of quality and a plurality of transmitting link, selection signal quality is most strong from a plurality of transmitting link and penetrates
The smallest transmitting link of frequency loss current value is as objective emission link.
Optionally, in another embodiment of the present invention, processor 860 is also used to a plurality of transmitting chain from the radio circuit
One default transmitting link of selection in road；If it is described that the load of the antenna of mobile terminal draws the variable quantity for moving impedance to be less than or equal to
Preset value controls the radio circuit by the default and emits link transmissions electromagnetic wave.
To sum up, the mobile terminal that the sixth embodiment of the present invention provides calculates the signal of a plurality of transmitting link by processor
The radio frequency loss current value of quality and a plurality of transmitting link, and switch best in quality come selection signal using switching and penetrate
Frequency loss current value the smallest transmitting link emits electromagnetic wave；So as to realize the purpose of dynamic select transmitting link, and
So that mobile terminal has more stable radiant power under different application scenarios (including free state and non-free state)
And least radio-frequency current is lost, improve the stability of mobile terminal.
It should be noted that the mobile terminal that the sixth embodiment of the present invention provides is the movement comprising above-mentioned radio circuit
Terminal, then all embodiments of above-mentioned radio circuit are suitable for the mobile terminal, and can reach the same or similar beneficial
Effect.
Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
The scope of the present invention.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In embodiment provided herein, it should be understood that disclosed device and method can pass through others
Mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of device or unit
It connects, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, ROM, RAM, magnetic or disk etc. are various can store program code
Medium.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (9)
1. a kind of selection method of the transmitting link of radio circuit, is applied to mobile terminal characterized by comprising
If the load of the antenna of mobile terminal draws the variable quantity for moving impedance to be greater than preset value, a plurality of hair of the radio circuit is obtained
Penetrate the signal quality of link and the radio frequency loss current value of a plurality of transmitting link；
According to the signal quality of a plurality of transmitting link and the radio frequency loss current value of a plurality of transmitting link, from described a plurality of
An objective emission link is selected in transmitting link；
It controls the radio circuit and passes through the objective emission link transmissions electromagnetic wave.
2. the method according to claim 1, wherein it is described according to it is described it is a plurality of transmitting link signal quality with
And the radio frequency loss current value of a plurality of transmitting link, the step of selecting an objective emission link from a plurality of transmitting link,
Include:
According to the signal quality of a plurality of transmitting link and the radio frequency loss current value of a plurality of transmitting link, from described a plurality of
Selection signal is best in quality in transmitting link and the smallest transmitting link of radio frequency loss current value is as objective emission link.
3. the method according to claim 1, wherein if the load of the antenna of the mobile terminal draws and moves impedance
Variable quantity is greater than preset value, obtains the signal quality and a plurality of transmitting link of a plurality of transmitting link of the radio circuit
Radio frequency loss current value before, the method also includes:
The one default transmitting link of selection from a plurality of transmitting link of the radio circuit；
If the load of the antenna of mobile terminal draws the variable quantity for moving impedance to be less than or equal to the preset value, the radio frequency is controlled
Circuit emits link transmissions electromagnetic wave by the default.
4. a kind of radio circuit is applied to mobile terminal characterized by comprising
Processor, the processor are used for when the load of the antenna of mobile terminal draws the variable quantity for moving impedance to be greater than preset value,
Obtain the signal quality of a plurality of transmitting link of the radio circuit and the radio frequency loss current value of a plurality of transmitting link；
And according to the signal quality of a plurality of transmitting link and the radio frequency loss current value of a plurality of transmitting link, from a plurality of hair
It penetrates in link and selects an objective emission link；
RF transceiver；
The power amplifier connecting with the transmitting terminal of the RF transceiver, the power amplifier are received for amplifying the radio frequency
Send out the uplink signal of device output；
Switching switch, the switching switch includes multiple output ends, the input terminal and the power amplifier of the switching switch
Output end connection, it is described switching switch multiple output ends connect with the antenna of the mobile terminal, it is described switch switch
Control terminal is connected to the processor；
The processor is corresponding with the objective emission link in multiple output ends that the switching switch includes by gating
Output end switches to the objective emission link to control the radio circuit, and passes through the objective emission link transmissions electromagnetism
Wave；
Wherein, multiple output ends of the switching switch and a plurality of transmitting link of radio circuit correspond.
5. radio circuit according to claim 4, which is characterized in that the processor is also used to according to a plurality of transmitting
The radio frequency loss current value of the signal quality of link and a plurality of transmitting link, the selection signal matter from a plurality of transmitting link
The smallest transmitting link of best and radio frequency loss current value is measured as objective emission link.
6. radio circuit according to claim 4, which is characterized in that the processor is also used to from the radio circuit
One default transmitting link of selection in a plurality of transmitting link；And when the load of the antenna of mobile terminal draws the variable quantity for moving impedance to be less than
Or when being equal to the preset value, the radio circuit is controlled by the default and emits link transmissions electromagnetic wave.
7. radio circuit according to claim 4, which is characterized in that the radio circuit further include:
Duplexer；
The first end of the duplexer is connect with the receiving end of the RF transceiver, and the second end of the duplexer is cut with described
Change multiple output ends connection of switch；And
The first radio frequency main switch being connect with the third end of the duplexer；Wherein,
The first radio frequency main switch is connect with the antenna.
8. radio circuit according to claim 4, which is characterized in that the radio circuit further include:
The first filter being connect with the receiving end of the RF transceiver；
The second filter being connect with multiple output ends of the switching switch；And
The second radio frequency main switch being connect respectively with the first filter and the second filter；Wherein,
The second radio frequency main switch is connect with the antenna.
9. a kind of mobile terminal, which is characterized in that including the described in any item radio circuits of such as claim 4 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710111358.5A CN106911354B (en) | 2017-02-28 | 2017-02-28 | Selection method, radio circuit and the mobile terminal of the transmitting link of radio circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710111358.5A CN106911354B (en) | 2017-02-28 | 2017-02-28 | Selection method, radio circuit and the mobile terminal of the transmitting link of radio circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106911354A CN106911354A (en) | 2017-06-30 |
| CN106911354B true CN106911354B (en) | 2019-03-01 |
Family
ID=59208703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710111358.5A Active CN106911354B (en) | 2017-02-28 | 2017-02-28 | Selection method, radio circuit and the mobile terminal of the transmitting link of radio circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106911354B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107949021B (en) * | 2017-11-15 | 2019-12-03 | 维沃移动通信有限公司 | Switch the method and terminal device of receives link in terminal device |
| CN109150326A (en) * | 2018-11-05 | 2019-01-04 | Oppo（重庆）智能科技有限公司 | Antenna impedance adjustment method, electronic device and computer readable storage medium |
| CN110336622A (en) * | 2019-06-27 | 2019-10-15 | 维沃移动通信有限公司 | Emit link protection method and mobile terminal |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1316795A (en) * | 2000-03-22 | 2001-10-10 | 松下电器产业株式会社 | Aerical device |
| CN103546178A (en) * | 2012-07-09 | 2014-01-29 | 宏达国际电子股份有限公司 | Mobile communication device and impedance matching method thereof |
| CN103716064A (en) * | 2013-10-21 | 2014-04-09 | 香港应用科技研究院有限公司 | Antenna circuit and optimization method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8095085B2 (en) * | 2007-06-08 | 2012-01-10 | Arizona Board Of Regents For And On Behalf Of Arizona State University | Automatic antenna tuning unit for software-defined and cognitive radio |
-
2017
- 2017-02-28 CN CN201710111358.5A patent/CN106911354B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1316795A (en) * | 2000-03-22 | 2001-10-10 | 松下电器产业株式会社 | Aerical device |
| CN103546178A (en) * | 2012-07-09 | 2014-01-29 | 宏达国际电子股份有限公司 | Mobile communication device and impedance matching method thereof |
| CN103716064A (en) * | 2013-10-21 | 2014-04-09 | 香港应用科技研究院有限公司 | Antenna circuit and optimization method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106911354A (en) | 2017-06-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106374969B (en) | A kind of switching method and mobile terminal of antenna | |
| CN106231662B (en) | A kind of method for handover control and terminal of terminal antenna | |
| CN106100688B (en) | A kind of communication means and mobile terminal | |
| WO2018113593A1 (en) | Beam management information configuration and processing method, terminal and base station | |
| CN107466077A (en) | A kind of method for switching network and mobile terminal | |
| CN107204786B (en) | A kind of switching method and mobile terminal of signal receiving path | |
| US10075203B2 (en) | Electronic device | |
| CN107148085B (en) | A kind of carrier polymerizing method and mobile terminal | |
| CN107819922B (en) | A kind of relaying method of adjustment, wireless headset and the mobile terminal of wireless headset | |
| CN106953675A (en) | A kind of mobile terminal and antenna connection method | |
| CN106911354B (en) | Selection method, radio circuit and the mobile terminal of the transmitting link of radio circuit | |
| CN107221740A (en) | A kind of antenna assembly and mobile terminal | |
| CN206559349U (en) | A kind of WIFI radio circuits and mobile terminal | |
| CN107069216B (en) | A kind of antenna structure, mobile terminal and method of controlling antenna | |
| CN106208206B (en) | A kind of wireless charging method and mobile terminal | |
| CN107317608A (en) | Antenna operating mode system of selection, mobile terminal and computer-readable recording medium | |
| CN106375048A (en) | Antenna switch control method and apparatus of wireless local area network | |
| CN106095296A (en) | The changing method of a kind of application program and mobile terminal | |
| CN107197513A (en) | The method and mobile terminal of a kind of control signal power | |
| CN107293857A (en) | Method, mobile terminal and the computer-readable recording medium of process signal interference | |
| CN106126034A (en) | A kind of keypress function method to set up and mobile terminal | |
| CN107526523B (en) | A kind of the operation interface control method and mobile terminal of mobile terminal | |
| CN107342777B (en) | A kind of control method and mobile terminal of radio circuit | |
| CN106953659A (en) | A kind of method and device for suppressing interference | |
| CN106230447B (en) | A kind of data transfer control method and mobile terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171107 Address after: 283 No. 523860 Guangdong province Dongguan city Changan town usha BBK Avenue Applicant after: VIVO MOBILE COMMUNICATION CO., LTD. Applicant after: Wewo Mobile Communication Co. Ltd. Beijing branch Address before: 283 No. 523860 Guangdong province Dongguan city Changan town usha BBK Avenue Applicant before: VIVO MOBILE COMMUNICATION CO., LTD. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200525 Address after: 283 No. 523860 Guangdong province Dongguan city Changan town usha BBK Avenue Patentee after: VIVO MOBILE COMMUNICATION Co.,Ltd. Address before: 283 No. 523860 Guangdong province Dongguan city Changan town usha BBK Avenue Co-patentee before: Wewo Mobile Communication Co. Ltd. Beijing branch Patentee before: VIVO MOBILE COMMUNICATION Co.,Ltd. |