CN108599874A - A kind of power-sensing circuit, device and mobile terminal - Google Patents
A kind of power-sensing circuit, device and mobile terminal Download PDFInfo
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- CN108599874A CN108599874A CN201810257218.3A CN201810257218A CN108599874A CN 108599874 A CN108599874 A CN 108599874A CN 201810257218 A CN201810257218 A CN 201810257218A CN 108599874 A CN108599874 A CN 108599874A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/101—Monitoring; Testing of transmitters for measurement of specific parameters of the transmitter or components thereof
- H04B17/102—Power radiated at antenna
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/29—Performance testing
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Mobile Radio Communication Systems (AREA)
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Abstract
The embodiment of the invention discloses a kind of power-sensing circuit, device and mobile terminals, are related to field of communication technology, to solve the problems, such as that the design cost of power-sensing circuit in the prior art is higher and PCB cloth plate suqares are larger.This method includes：Radio-frequency module includes input terminal, first output end and N number of second output terminal, detection path includes wave detector, first radio frequency path includes coupler, first radio frequency testing seat and first antenna module, the first end of coupler is connect with the first radio frequency testing seat, first radio frequency testing seat is connect with first antenna module, the second Anneta module that each second radio frequency path respectively includes a second radio frequency testing seat and connect with a second radio frequency testing seat, input terminal is connected by the coupled end of wave detector and coupler, the second end of first output end and coupler connects, each second output terminal is connect with the second radio frequency testing seat on second radio frequency path respectively.
Description
Technical field
The present embodiments relate to a kind of field of communication technology more particularly to power-sensing circuit, device and mobile terminals.
Background technology
With the continuous development of mobile communication technology and the continuous developments of 802.11 series, the antenna in mobile terminal
Multiple-input and multiple-output (Multiple-Input Multiple-Output, abbreviation are developed to by the single-input single-output of early stage
MIMO) form.For example, be wirelessly connected (WIreless-FIdelity, abbreviation WiFi) develops into 2.4G frequencies by single 2.4G frequency ranges
Section+5G frequency ranges, and N*N circuit structures are developed by past 1*1 circuit structures, it is relatively common at present for WiFi 2*2 electricity
Line structure.
Currently, for WiFi power-sensing circuits, generally use close-loop power control (Closedloop power
Control, abbreviation CLPC) scheme, refering to what is shown in Fig. 1, WiFi power-sensing circuits in the prior art (are penetrated in figure with two
Illustrate for frequency access) include wireless module, detection path and two radio frequency paths, wireless module includes two output ends and defeated
Entering end, detection path includes wave detector, and each radio frequency path respectively includes filter, coupler and Anneta module, and filter,
Coupler and Anneta module are sequentially connected, and each output end of wireless module is connect with the filter of radio frequency path respectively, input
End is connected with the coupler of two radio frequency paths respectively by the wave detector of detection path.But it is got over along with the size of mobile terminal
Carry out smaller trend so that the requirement to design cost and PCB layout areas is also just higher and higher.
Invention content
A kind of power-sensing circuit of offer of the embodiment of the present invention, device and mobile terminal, to solve power in the prior art
The design cost of detection circuit is higher and the larger problem of PCB cloth plate suqares.
In order to solve the above-mentioned technical problem, the invention is realized in this way：
In a first aspect, an embodiment of the present invention provides a kind of power-sensing circuit, circuit includes：Radio-frequency module, detection are logical
Road, the first radio frequency path and N number of second radio frequency path；
The radio-frequency module includes input terminal, the first output end and N number of second output terminal, which includes wave detector,
First radio frequency path includes coupler, the first radio frequency testing seat and first antenna module, the first end of the coupler with this
One radio frequency testing seat connects, which connect with the first antenna module, and each second radio frequency path wraps respectively
The second Anneta module for including a second radio frequency testing seat and being connect with a second radio frequency testing seat, the input terminal pass through the inspection
Wave device is connect with the coupled end of the coupler, which connect with the second end of the coupler, each second output terminal
It is connect respectively with the second radio frequency testing seat on second radio frequency path；
Wherein, in the case where target the second radio frequency testing seat is connected to the first radio frequency testing seat, with the target second
The radiofrequency signal of the second output terminal output of radio frequency testing seat connection passes sequentially through that the second radio frequency testing of target seat, this first penetrates
Frequency test bench and the coupler return to the input terminal；Wherein, which is in N number of second radio frequency testing seat
One, the N be positive integer.
Second aspect, an embodiment of the present invention provides a kind of power detection device, described device includes：Described in first aspect
Power-sensing circuit.
The third aspect, an embodiment of the present invention provides a kind of mobile terminal, the mobile terminal includes：Described in first aspect
Power-sensing circuit.
Fourth aspect, an embodiment of the present invention provides a kind of power detecting methods, are applied to the power described in first aspect
Detection circuit, method include：
Obtain the input power of input terminal input；
The output power of a radio frequency path is obtained according to input power and default mapping relations；
In the case where output power and the absolute value of target power difference are more than predetermined threshold value, correct default mapping and close
System, default mapping relations include input power and the mapping relations of output power.
In embodiments of the present invention, power-sensing circuit includes radio-frequency module, detection path, the first radio frequency path and N number of
Second radio frequency path；The radio-frequency module includes input terminal, the first output end and N number of second output terminal, which includes inspection
Wave device, first radio frequency path include coupler, the first radio frequency testing seat and first antenna module, the first end of the coupler with
The first radio frequency testing seat connects, which connect with the first antenna module, each second radio frequency path point
Not Bao Kuo a second radio frequency testing seat and the second Anneta module for being connect with a second radio frequency testing seat, which passes through
The wave detector is connect with the coupled end of the coupler, which connect with the second end of the coupler, and each second is defeated
Outlet is connect with the second radio frequency testing seat on second radio frequency path respectively.Power-sensing circuit compared with the existing technology
In respectively include a coupler in each radio frequency path, only include coupler in the first radio frequency path in the program, therefore
The program reduces N number of coupler in circuit design, to solve the design cost of power-sensing circuit in the prior art
The higher and larger problem of PCB cloth plate suqares.
Description of the drawings
Fig. 1 is one of power-sensing circuit schematic diagram provided in an embodiment of the present invention；
Fig. 2 is the two of power-sensing circuit schematic diagram provided in an embodiment of the present invention；
Fig. 3 is the three of power-sensing circuit schematic diagram provided in an embodiment of the present invention；
Fig. 4 is the flow chart of power detecting method provided in an embodiment of the present invention；
Fig. 5 is the hardware schematic of mobile terminal provided in an embodiment of the present invention.
Specific implementation mode
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 describes, 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, the every other implementation that those of ordinary skill in the art are obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
The terms "and/or" is a kind of incidence relation of description affiliated partner, indicates may exist three kinds of relationships,
For example, A and/or B, can indicate：Individualism A exists simultaneously A and B, these three situations of individualism B.Symbol herein
"/" indicates that affiliated partner is relationship such as A/B expressions A or B either.
Term " first ", " second ", " third " and " the 4th " in description and claims of this specification etc. is to use
In the different object of difference, rather than for the particular order of description object.For example, the first input, the second input, third input
It is the particular order for distinguishing different inputs, rather than for describe to input with the 4th input etc..
In embodiments of the present invention, " illustrative " or " such as " etc. words for indicate make example, illustration or explanation.This
Be described as in inventive embodiments " illustrative " or " such as " any embodiment or design scheme be not necessarily to be construed as comparing
Other embodiments or design scheme more preferably or more advantage.Specifically, use " illustrative " or " such as " etc. words purport
Related notion is being presented in specific ways.
In the description of the embodiment of the present invention, unless otherwise indicated, the meaning of " plurality " is refer to two or more,
For example, multiple processing units refer to two or more processing unit；Multiple element refers to two or more
Element etc..
The embodiment of the present invention provides a kind of power-sensing circuit, including radio-frequency module, detection path, the first radio frequency path and
N number of second radio frequency path；The radio-frequency module includes input terminal, the first output end and N number of second output terminal, which includes
Wave detector, first radio frequency path include coupler, the first radio frequency testing seat and first antenna module, the first end of the coupler
It is connect with the first radio frequency testing seat, which connect with the first antenna module, each second radio frequency path
The second Anneta module for respectively including a second radio frequency testing seat and being connect with a second radio frequency testing seat, the input terminal are logical
The wave detector is crossed to connect with the coupled end of the coupler, which connect with the second end of the coupler, and each second
Output end is connect with the second radio frequency testing seat on second radio frequency path respectively.Power detection electricity compared with the existing technology
A coupler is respectively included in road in each radio frequency path, only includes coupler in the first radio frequency path in the program, because
This program reduces N number of coupler in circuit design, to solve being designed to for power-sensing circuit in the prior art
This higher and larger problem of PCB cloth plate suqares.
Embodiment one
Refering to what is shown in Fig. 2, power-sensing circuit 120 provided in an embodiment of the present invention includes：121, inspections of radio-frequency module
Survey 122, first radio frequency paths 123 of access and N number of second radio frequency path 124.The radio-frequency module 121 can be WiFi moulds
Block, global system for mobile communications (Global System for Mobile Communication, abbreviation GSM) module and broadband
CDMA (Wideband Code Division MultipleAccess, abbreviation WCDMA) mould one kind in the block, can also
It is other radio-frequency modules, the embodiment of the present invention is not restricted.The radio-frequency module 121 includes input terminal 121a, the first output end
12100 and N number of second output terminal 12101-1210N, the detection path 122 include wave detector 10, first radio frequency path 123 packet
Coupler 20, the first radio frequency testing seat 30 and first antenna module 40 are included, the first end 201 of the coupler is surveyed with first radio frequency
It tries seat 30 to connect, which connect with the first antenna module 40, in N number of second radio frequency path 124
Each second radio frequency path 124X (X=0,1,2 ..., N) respectively include a second radio frequency testing seat 3X and with one second
Second Anneta module 4X of radio frequency testing seat 3X connections, the coupling that input terminal 121a passes through the wave detector 10 and the coupler 20
202 connection of end, first output end 12100 connect 203 with the second end of the coupler 20, N number of second output terminal 12101-
Each second output terminal 1210X in 1210N connects with the second radio frequency testing seat 3X on a second radio frequency path 124X respectively
It connects；Wherein, it in the case where target the second radio frequency testing seat 3X is connected to the first radio frequency testing seat 30, is penetrated with the target second
The radiofrequency signal of the second output terminal 1210X output of frequency test bench 3X connections pass sequentially through target the second radio frequency testing seat 3X,
The first radio frequency testing seat 30 and the coupler 20 return to input terminal 121a；Wherein, wherein the target radio frequency test bench
For one in N number of second radio frequency testing seat, N is positive integer.
Optionally, refering to what is shown in Fig. 3, first output end 12100 pass through first filter 50 and the coupler 20 the
Two ends connection 203；Each second output terminal 1210X in N number of second output terminal 12101-1210N passes through one second respectively
Filter 5X is connect with the second radio frequency testing seat 3X on a second radio frequency path 124X.By giving each radio frequency path to be arranged
Filter can make the signal in frequency band pass through the radio frequency path, and the radiofrequency signal outside rejection band.Illustratively, radio frequency mould
Block 121 is to increase filter on WiFi module, each radio frequency path, it is ensured that the error vector (Error of WiFi signal
Vector Magnitude, abbreviation EVM), the indexs such as spuious；Other wireless signals can be interfered to avoid WiFi signal, kept away simultaneously
Exempt from other wireless signals interference WiFi signal.
Optionally, refering to what is shown in Fig. 3, the coupler 20 further includes third port 204, which passes through resistance
60 ground connection.The noise of earth-return circuit can effectively be inhibited in this way, ground interference is eliminated, make signal end with main control end electrically complete
Full isolation, avoids master control system by accidental damage.
Optionally, N is equal to 2, and there are two output ports for the radio-frequency module 121 at this time, are current common circuit structures.
Optionally, disconnected in any one second radio frequency testing seat and the first radio frequency testing seat, according to this
The first input power and default mapping relations of input terminal input, obtain the first output power of first radio frequency path output,
And in the case where first output power and the absolute value of the difference of first object power are more than the first predetermined threshold value, correcting should
Default mapping relations, the default mapping relations include the mapping relations between first input power and first output power.
Usual first predetermined threshold value is 1dB.Mapping relations between first input power and first output power are the first radio frequencies
Power mapping relations on access, default mapping relations further include the mapping relations of other radio frequency paths.It in this way can be to first
Radio frequency path carries out power detection.And/or the case where target the second radio frequency testing seat is connected to the first radio frequency testing seat
Under, according to the second input power and the second default mapping relations that the input terminal inputs, obtain target the second radio frequency testing seat
Second output power of the second radio frequency path output at place, and in the difference of second output power and the second target power
In the case that absolute value is more than the second predetermined threshold value, the default mapping relations are corrected, which includes that this is second defeated
Enter the mapping relations between power and second output power.Second predetermined threshold value and the first predetermined threshold value are identical or different, lead to
Normal second predetermined threshold value is 1dB, and the mapping relations between the second input power and second output power are that the target second is penetrated
The mapping relations on the second radio frequency path where frequency test bench.Power detection can be carried out to N number of second radio frequency path in this way.
Optionally, which further includes：It is less than in first output power and the absolute value of the difference of first object power
Or equal in the case of the first predetermined threshold value, preserve the mapping relations between first input power and first output power.
At this moment it can cure the mapping relations between first input power and first output power, i.e., permanent preservation mapping
Relationship.And/or the absolute value of the difference in second output power and the second target power is less than or equal to the second predetermined threshold value
In the case of, preserve the mapping relations between second input power and second output power.At this moment can cure this second
Mapping relations between input power and second output power, i.e., permanent preservation mapping relations.
By the above method, if the output power and the radio frequency path of the radio frequency path obtained according to default mapping relations
The absolute value of the difference of goal-selling power is more than the predetermined threshold value for radio frequency path setting, then corrects and the radio frequency path pair
Otherwise the mapping relations answered cure mapping relations corresponding with the radio frequency path.It pair corresponding with each radio frequency path can reflect
The relationship of penetrating is modified, until mapping relations corresponding with the radio frequency path meet preset condition, cures radio frequency path correspondence
Mapping relations.
Illustratively, refering to what is shown in Fig. 2, with by second filter 5X, the second radio frequency testing seat 3X and the second antenna mould
It is illustrated for second radio frequency path 124X of block 4X compositions.Second radio frequency testing seat 3X and the first radio frequency testing seat 30 are led to
The connection of RF coaxial line is crossed, then the second radio frequency testing seat 3X is connected to the first radio frequency testing seat 30, at this time the second radio frequency testing seat
3X is disconnected with the second Anneta module 4X, and the first radio frequency testing seat 30 is disconnected with the second Anneta module 40.Second radio frequency
The output power of access 124X returns to input terminal 121a by coupler 20 and wave detector 10.Radio-frequency module 121 is according to it
The input power P1 of input terminal and default mapping relations (mapping relations of P1 and P2) corresponding with the second radio frequency path 124X,
The output power P2 of the second radio frequency path 124X is obtained, the difference of the goal-selling power P 0 of P2 and the second radio frequency path 124X is calculated
Value P3=P2-P0 compares the size of the absolute value and predetermined threshold value A corresponding with the second radio frequency path 124X of P3.If P3's is exhausted
A is more than to value, then corrects default mapping relations corresponding with the second radio frequency path 124X；If the absolute value of P3 is less than or equal to A,
Then cure (permanent to preserve) default mapping relations corresponding with the second radio frequency path 124X.
The embodiment of the present invention provides a kind of power-sensing circuit, is each penetrated in power-sensing circuit compared with the existing technology
A coupler is respectively included in frequency access, only includes coupler in the first radio frequency path in the program, therefore the program exists
Reduce N number of coupler in circuit design, the design cost of power-sensing circuit in the prior art is higher and PCB to solve
The larger problem of cloth plate suqare.
Embodiment two
The embodiment of the present invention provides a kind of power detection device, including the power-sensing circuit described in above-described embodiment one,
To avoid repeating, details are not described herein again.
Embodiment three
The embodiment of the present invention provides a kind of mobile terminal, including the power-sensing circuit described in above-described embodiment one, is
It avoids repeating, details are not described herein again.
It should be noted that：Mobile terminal in the embodiment of the present invention can be mobile phone, tablet computer, laptop,
Palm PC, car-mounted terminal, wearable device, Ultra-Mobile PC (ultra-mobile personal
Computer, UMPC), net book or personal digital assistant (personal digital assistant, PDA) etc., this hair
Bright embodiment is not especially limited.
Example IV
The executive agent of power detecting method provided in an embodiment of the present invention can be above-mentioned radio-frequency module, or
The function module and/or functional entity of the power detecting method can be realized in above-mentioned power detection device or mobile terminal,
It can specifically be determined according to actual use demand, the embodiment of the present invention is not construed as limiting.Below by taking radio-frequency module as an example, to this hair
The power detecting method that bright embodiment provides illustratively is illustrated.
Power detecting method provided in an embodiment of the present invention is applied to the power-sensing circuit described in embodiment one, specifically
Circuit connect with reference to shown in figure 2 or Fig. 3, details are not described herein again.Refering to what is shown in Fig. 4, this method may include following step
101- steps 105.Specific description is with reference to the description of above-described embodiment one, and details are not described herein.
Step 101, radio-frequency module obtain the input power of input terminal input.
Step 102, radio-frequency module obtain the output work of a radio frequency path according to input power and default mapping relations
Rate.
Step 103 (optional) compares the absolute value of output power and target power difference and the size of predetermined threshold value.
If output power and the absolute value of target power difference are more than predetermined threshold value, step 104 is thened follow the steps；If output
Power and the absolute value of target power difference are less than or equal to predetermined threshold value, then follow the steps step 105.
Step 104, in the case where the absolute value of output power and target power difference is more than predetermined threshold value, radio-frequency module
It corrects and presets mapping relations, default mapping relations include input power and the mapping relations of output power.
Step 105 (optional) is less than or equal to predetermined threshold value in output power and the absolute value of target power difference
In the case of, radio-frequency module preserves the mapping relations of input power and output power.
An embodiment of the present invention provides a kind of power detecting methods, and the power-sensing circuit of this method application is relative to existing
A coupler is respectively included in the power-sensing circuit of technology in each radio frequency path, only in the first radio frequency path in the program
Include coupler, therefore the program reduces N number of coupler in circuit design, to solve power inspection in the prior art
The design cost of slowdown monitoring circuit is higher and the larger problem of PCB cloth plate suqares.
A kind of hardware architecture diagram of Fig. 5 mobile terminals of each embodiment to realize the present invention.As shown in figure 5, should
Mobile terminal 100 includes but not limited to：Radio frequency unit 101, network module 102, audio output unit 103, input unit 104,
Sensor 105, display unit 106, user input unit 107, interface unit 108, memory 109, processor 110, Yi Ji electricity
The components such as source 111.It will be understood by those skilled in the art that mobile terminal structure shown in Fig. 5 is not constituted to mobile terminal
Restriction, mobile terminal may include either combining certain components or different components than illustrating more or fewer components
Arrangement.In embodiments of the present invention, mobile terminal include but not limited to mobile phone, tablet computer, laptop, palm PC,
Vehicle mobile terminals, wearable device and pedometer etc..
Wherein, processor 110, the input power for obtaining input terminal input；According to the input power and preset
Mapping relations obtain the output power of a radio frequency path；It is more than in the output power and the absolute value of target power difference pre-
If in the case of threshold value, correcting the default mapping relations, the default mapping relations include the input power with it is described defeated
Go out the mapping relations of power.
Mobile terminal provided in an embodiment of the present invention, the power-sensing circuit in the mobile terminal include radio-frequency module, inspection
Survey access, the first radio frequency path and N number of second radio frequency path；The radio-frequency module includes input terminal, the first output end and N number of second
Output end, the detection path include wave detector, which includes coupler, the first radio frequency testing seat and first antenna
Module, the first end of the coupler are connect with the first radio frequency testing seat, the first radio frequency testing seat and the first antenna module
Connection, each second radio frequency path respectively include a second radio frequency testing seat and connect with a second radio frequency testing seat the
Two Anneta modules, the input terminal are connect by the wave detector with the coupled end of the coupler, first output end and the coupler
Second end connection, each second output terminal connect with the second radio frequency testing seat on second radio frequency path respectively.Relatively
It is respectively included in each radio frequency path in the power-sensing circuit power-sensing circuit compared with the existing technology of the prior art
One coupler only includes coupler in the first radio frequency path in the program, therefore the program reduces N in circuit design
A coupler, to solve, the design cost of power-sensing circuit in the prior art is higher and PCB cloth plate suqares are larger asks
Topic.
It should be understood that the embodiment of the present invention in, radio frequency unit 101 can be used for receiving and sending messages or communication process in, signal
Send and receive, specifically, by from base station downlink data receive after, to processor 110 handle；In addition, by uplink
Data are sent to base station.In general, radio frequency unit 101 includes but not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 101 can also by radio communication system and network and other set
Standby communication.
Mobile terminal has provided wireless broadband internet to the user by network module 102 and has accessed, and such as user is helped to receive
Send e-mails, browse webpage and access streaming video etc..
It is that audio output unit 103 can receive radio frequency unit 101 or network module 102 or in memory 109
The audio data of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 103 can also be provided and be moved
The relevant audio output of specific function that dynamic terminal 100 executes is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 103 includes loud speaker, buzzer and receiver etc..
Input unit 104 is for receiving audio or video signal.Input unit 104 may include graphics processor
(Graphics Processing Unit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode
Or the image data of the static images or video obtained by image capture apparatus (such as camera) in image capture mode carries out
Reason.Treated, and picture frame may be displayed on display unit 106.Through graphics processor 1041, treated that picture frame can be deposited
Storage is sent in memory 109 (or other storage mediums) or via radio frequency unit 101 or network module 102.Mike
Wind 1042 can receive sound, and can be audio data by such acoustic processing.Treated audio data can be
The format output of mobile communication base station can be sent to via radio frequency unit 101 by being converted in the case of telephone calling model.
Mobile terminal 100 further includes at least one sensor 105, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 1061, and proximity sensor can close when mobile terminal 100 is moved in one's ear
Display panel 1061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, size and the direction of gravity are can detect that when static, can be used to identify mobile terminal posture (ratio
Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；It passes
Sensor 105 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, wet
Meter, thermometer, infrared sensor etc. are spent, details are not described herein.
Display unit 106 is for showing information input by user or being supplied to the information of user.Display unit 106 can wrap
Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode may be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 1061.
User input unit 107 can be used for receiving the number or character information of input, and generate the use with mobile terminal
Family is arranged and the related key signals input of function control.Specifically, user input unit 107 include touch panel 1071 and
Other input equipments 1072.Touch panel 1071, also referred to as touch screen collect user on it or neighbouring touch operation
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 1071 or in touch panel 1071
Neighbouring operation).Touch panel 1071 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects the signal that touch operation is brought, and transmits a signal to touch controller；Touch control
Device processed receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 110, receiving area
It manages the order that device 110 is sent and is executed.Furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Type realizes touch panel 1071.In addition to touch panel 1071, user input unit 107 can also include other input equipments
1072.Specifically, other input equipments 1072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, operating lever, details are not described herein.
Further, touch panel 1071 can be covered on display panel 1061, when touch panel 1071 is detected at it
On or near touch operation after, send processor 110 to determine the type of touch event, be followed by subsequent processing device 110 according to touch
The type for touching event provides corresponding visual output on display panel 1061.Although in Figure 5, touch panel 1071 and display
Panel 1061 is to realize the function that outputs and inputs of mobile terminal as two independent components, but in some embodiments
In, can be integrated by touch panel 1071 and display panel 1061 and realize the function that outputs and inputs of mobile terminal, it is specific this
Place does not limit.
Interface unit 108 is the interface that external device (ED) is connect with mobile terminal 100.For example, external device (ED) may include having
Line or wireless head-band earphone port, external power supply (or battery charger) port, wired or wireless data port, storage card end
Mouth, port, the port audio input/output (I/O), video i/o port, earphone end for connecting the device with identification module
Mouthful etc..Interface unit 108 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) and
By one or more elements that the input received is transferred in mobile terminal 100 or can be used in 100 He of mobile terminal
Transmission data between external device (ED).
Memory 109 can be used for storing software program and various data.Memory 109 can include mainly storing program area
And storage data field, wherein storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 109 may include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 110 is the control centre of mobile terminal, utilizes each of various interfaces and the entire mobile terminal of connection
A part by running or execute the software program and/or module that are stored in memory 109, and calls and is stored in storage
Data in device 109 execute the various functions and processing data of mobile terminal, to carry out integral monitoring to mobile terminal.Place
Reason device 110 may include one or more processing units；Optionally, processor 110 can integrate application processor and modulatedemodulate is mediated
Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110.
Mobile terminal 100 can also include the power supply 111 (such as battery) powered to all parts, optionally, power supply 111
Can be logically contiguous by power-supply management system and processor 110, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
It should be noted that herein, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements include not only those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including this
There is also other identical elements in the process of element, method, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical scheme of the present invention substantially in other words does the prior art
Going out the part of contribution can be expressed in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a mobile terminal (can be mobile phone, computer, clothes
Be engaged in device, air conditioner or the network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited in above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form belongs within the protection of the present invention.
Claims (8)
1. a kind of power-sensing circuit, which is characterized in that the circuit includes：Radio-frequency module, detection path, the first radio frequency path
With N number of second radio frequency path；
The radio-frequency module includes input terminal, the first output end and N number of second output terminal, and the detection path includes wave detector,
First radio frequency path includes coupler, the first radio frequency testing seat and first antenna module, the first end of the coupler with
The first radio frequency testing seat connection, the first radio frequency testing seat are connect with the first antenna module, each second radio frequency
The second Anneta module that access respectively includes a second radio frequency testing seat and connect with a second radio frequency testing seat, it is described defeated
Enter end to connect with the coupled end of the coupler by the wave detector, the second end of first output end and the coupler
Connection, each second output terminal are connect with the second radio frequency testing seat on second radio frequency path respectively；
Wherein, in the case where target the second radio frequency testing seat is connected to the first radio frequency testing seat, with the target second
The radiofrequency signal of the second output terminal output of radio frequency testing seat connection passes sequentially through the second radio frequency testing of target seat, described the
One radio frequency testing seat and the coupler return to the input terminal；Wherein, the target radio frequency test bench is penetrated for N number of second
One in frequency test bench, the N is positive integer.
2. circuit according to claim 1, which is characterized in that first output end passes through first filter and the coupling
The second end of clutch connects；
Each second output terminal is surveyed by a second filter and the second radio frequency on second radio frequency path respectively
Try seat connection.
3. circuit according to claim 1, which is characterized in that the coupler further includes third port, the third end
Mouth passes through resistance eutral grounding.
4. circuit according to claim 1, which is characterized in that the radio-frequency module is to be wirelessly connected wifi module, the whole world
Mobile communication system gsm module, wideband code division multiple access WCDMA modules, bluetooth bluetooth moulds one kind in the block.
5. circuit according to any one of claims 1 to 4, which is characterized in that the circuit further includes：
It is disconnected in any one second radio frequency testing seat and the first radio frequency testing seat, it is defeated according to the input terminal
The first input power and default mapping relations entered obtains the first output power of the first radio frequency path output, and in institute
The first output power is stated with the absolute value of the difference of first object power more than in the case of the first predetermined threshold value, is corrected described pre-
If mapping relations, the default mapping relations include that the mapping between first input power and first output power is closed
System；
And/or
It is defeated according to the input terminal in the case where the target the second radio frequency testing seat is connected to the first radio frequency testing seat
The second input power entered and the second default mapping relations, the second radio frequency where obtaining the target the second radio frequency testing seat are logical
Second output power of road output, and it is more than second in the absolute value of the difference of second output power and the second target power
In the case of predetermined threshold value, correct the default mapping relations, the default mapping relations include second input power with
Mapping relations between second output power.
6. circuit according to any one of claims 1 to 4, which is characterized in that the circuit further includes：It is defeated described first
Go out power with the absolute value of the difference of first object power less than or equal in the case of the first predetermined threshold value, preserves described first
Mapping relations between input power and first output power；
And/or
It is less than or equal to the feelings of the second predetermined threshold value in the absolute value of the difference of second output power and the second target power
Under condition, the mapping relations between second input power and second output power are preserved.
7. a kind of power detection device, which is characterized in that described device includes：Claim 1 to 6 any one of them power is examined
Slowdown monitoring circuit.
8. a kind of mobile terminal, which is characterized in that the mobile terminal includes：Claim 1 to 6 any one of them power is examined
Slowdown monitoring circuit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810257218.3A CN108599874B (en) | 2018-03-27 | 2018-03-27 | Power detection circuit, device and mobile terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810257218.3A CN108599874B (en) | 2018-03-27 | 2018-03-27 | Power detection circuit, device and mobile terminal |
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| CN108599874A true CN108599874A (en) | 2018-09-28 |
| CN108599874B CN108599874B (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810257218.3A Active CN108599874B (en) | 2018-03-27 | 2018-03-27 | Power detection circuit, device and mobile terminal |
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| CN109286972A (en) * | 2018-10-17 | 2019-01-29 | Oppo广东移动通信有限公司 | A kind of wireless communications method, system, equipment and computer readable storage medium |
| CN110212877A (en) * | 2019-05-31 | 2019-09-06 | 维沃移动通信有限公司 | A kind of circuit control method, electronic equipment and radio circuit |
| CN110336623A (en) * | 2019-07-22 | 2019-10-15 | 维沃移动通信有限公司 | Power detecting method, device and mobile terminal |
| CN113114279A (en) * | 2021-04-13 | 2021-07-13 | 维沃移动通信有限公司 | Radio frequency circuit, electronic device and signal processing method |
| TWI743841B (en) * | 2020-06-17 | 2021-10-21 | 啟碁科技股份有限公司 | Method and device for suppressing change of wireless power |
| WO2024093279A1 (en) * | 2022-11-04 | 2024-05-10 | 华为技术有限公司 | Antenna circuit and method for radiating radio-frequency signal |
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| CN108599874B (en) | 2020-06-09 |
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