CN110190916A - A kind of power-sensing circuit and terminal - Google Patents
A kind of power-sensing circuit and terminal Download PDFInfo
- Publication number
- CN110190916A CN110190916A CN201910339966.0A CN201910339966A CN110190916A CN 110190916 A CN110190916 A CN 110190916A CN 201910339966 A CN201910339966 A CN 201910339966A CN 110190916 A CN110190916 A CN 110190916A
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- China
- Prior art keywords
- mould group
- switch mould
- module
- receiving
- directional coupler
- Prior art date
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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
- H04B1/401—Circuits for selecting or indicating operating mode
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0404—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
Abstract
The embodiment of the invention discloses a kind of power-sensing circuit and terminal, which includes: RF receiving and transmission module, the RF front-end module connecting with RF receiving and transmission module, first switch mould group, second switch mould group and directional coupler；RF front-end module includes at least one receiving submodule and at least one transmitting submodule；At least one receiving submodule is switchably connected by least two antennas of first switch mould group and terminal；First switch mould group is connect by directional coupler with second switch mould group；At least one transmitting submodule is switchably connected by the first end of second switch mould group and directional coupler, and the second end of directional coupler is switchably connect at least two antennas；Wherein, the third end of directional coupler is connect with RF receiving and transmission module.The area of power-sensing circuit layout can be reduced using the embodiment of the present invention.
Description
Technical field
The present embodiments relate to field of communication technology more particularly to a kind of power-sensing circuit and terminals.
Background technique
In recent years, multi-input multi-output system (Multiple-Input Multiple-Output, MIMO) has become
One of important leverage means of performance in wireless communication systems are widely used in various types of wireless communication systems and communication standard, special
It is not in the 5th third-generation mobile communication technology (5th-Generation, 5G) and all kinds of type communication terminals.
Currently, being carried out in the dependent networking (non-standalone, NSA) of 5G network under power detection scene, it is
Guarantee user normally uses, and terminal needs to carry out power detection to sending power, be mainly achieved in that with each
A signal detection module is set on the access of antenna connection, it, can be with to measure the signal transmitting power on each access
It supports the free switching between mutiple antennas, while can measure the transmission power on each access.
But the trend smaller and smaller along with terminal size, so as to the layout designs of signal detection, power detection etc.
It is required that higher and higher, existing design has been unable to meet application demand.
Summary of the invention
The embodiment of the present invention provides a kind of power-sensing circuit and terminal, is supporting the same of free switching between mutiple antennas
When, the area of power-sensing circuit layout can be reduced to a certain extent.
In order to solve the above-mentioned technical problem, the present invention is implemented as follows:
In a first aspect, being applied to terminal the embodiment of the invention provides a kind of power-sensing circuit, which includes:
RF receiving and transmission module, the RF front-end module being connect with RF receiving and transmission module, first switch mould group, second switch mould
Group and directional coupler；
RF front-end module includes at least one receiving submodule and at least one transmitting submodule；
At least one receiving submodule is switchably connected by least two antennas of first switch mould group and terminal；
First switch mould group is connect by directional coupler with second switch mould group；
At least one transmitting submodule is switchably connected by the first end of second switch mould group and directional coupler, fixed
It is switchably connect to the second end of coupler at least two antennas；Wherein, the third end of directional coupler and radio-frequency receiving-transmitting
Module connection.
Second aspect, the embodiment of the invention provides a kind of terminal, which examines including the power as shown in first aspect
Slowdown monitoring circuit.
In embodiments of the present invention, guarantee terminal in actual use, support free switching and guarantee between mutiple antennas
Power calls accuracy, in addition, solving while supporting the free switching between mutiple antennas, reduces power detection electricity
The area of road layout and the problem of reduce cost.
Detailed description of the invention
The present invention may be better understood from the description with reference to the accompanying drawing to a specific embodiment of the invention wherein,
The same or similar appended drawing reference indicates the same or similar feature.
Fig. 1 is the power-sensing circuit under a kind of mode based on NSA；
Fig. 2 is another kind based on the power-sensing circuit under NSA mode；
Fig. 3 is a kind of circuit structure diagram of power-sensing circuit provided in an embodiment of the present invention；
Fig. 4 is a kind of first circuit structure diagram of power-sensing circuit provided in an embodiment of the present invention；
Fig. 5 is a kind of second circuit structure chart of power-sensing circuit provided in an embodiment of the present invention；
Fig. 6 is a kind of tertiary circuit structure chart of power-sensing circuit provided in an embodiment of the present invention；
Fig. 7 is a kind of hardware structural diagram of terminal provided in an embodiment of the present invention.
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.
Currently, two kinds of networking modes: independence networking (Standalone, SA) and dependent networking can be used in 5G network
(Non-standalone, NSA).The two has different needs technical requirements and implementation, by taking NSA mode as an example, need to expire
The following technical conditions of foot:
1, long term evolution (Long Term Evolution, LTE) and 5G newly eat dishes without rice or wine (New Radio, NR) based on dual link
Mode communicated, i.e., LTE frequency range can be worked at the same time with NR frequency range.
Here, when LTE works independently, double antenna or multiple antennas can also be supported to switch and support the 4* of downlink reception
The ability of 4 MIMO.
2,5G NR frequency range needs support Sounding Reference Signal (the Sounding Reference that 1 hair 4 receives (1T4R)
Signal, SRS) antenna lift-off technology in turn.
Here, in the antenna for supporting 1T4R, receiving and transmitting signal is collected based on TRx, the adjuvant grafting collection of letters number supplemented by the Rx of other three roads,
In actual use, terminal will regulate and control transmission power, to guarantee that TRx antenna performance is best, just can guarantee the optimum experience of user.
It as depicted in figs. 1 and 2, is the power-sensing circuit under a kind of mode based on NSA at present.As shown in Figure 1, specific packet
It includes: RF receiving and transmission module (such as: RF transceiver), LTE radio front-end module 10, NR RF front-end module 11, the first 4P4T
Switching molding group (such as: the port P1-P4 and the port T1 to T4 in Fig. 1), the switching molding group of the 2nd 4P4T and signal detection module.
Wherein, 4 Antenna Designs are respectively adopted in LTE radio front-end module 10 and NR RF front-end module 11.
Specifically, the switch that RF receiving and transmission module passes through 4 submodules and the first 4P4T in LTE radio front-end module 10
4 first ports in mould group connect one to one, 4 second ports in the switching molding group of the first 4P4T be used for in terminal
4 first antennas correspond be connected；One signal detection is set on the connecting path of each second port and antenna
Module.
Wherein, the switching molding that RF receiving and transmission module passes through 4 submodules and the 2nd 4P4T in NR RF front-end module 11
4 first ports in group connect one to one, 4 second ports in the switching molding group of the 2nd 4P4T be used for in terminal
4 the second antennas, which correspond, to be connected；One signal detection mould is set on the connecting path of each second port and antenna
Block.
It wherein, include directional coupler in signal detection module.In addition, directional coupler is also used to and SP8T RF switch
Connection, SP8T RF switch is connect with RF receiving and transmission module, to send the transmitting on each antenna to RF receiving and transmission module 10
Signal.
Based on the structure, it just can guarantee that LTE frequency range can realize the 4*4MIMO of downlink reception by 4 antennas, can also pass through
Switching molding group realizes that LTE sends (Tx) signal and carries out free switching between 4 LTE antennas.
Similarly, NR frequency range can realize 1T4R by 4 antennas, can also realize NR Tx letter by the switching molding group of 4P4T
It number is switched between 4 NR antennas, i.e., SRS antenna wheel sends out technology.
Due to also to realize the free switching between four antennas while carrying out power detection to TX power.So
A directional coupler is required on per access all the way, is just able to achieve power detection, guarantees the accuracy that power calls, this
In, 8 antennas as shown in Figure 1 need corresponding eight directional couplers could meet demand.
As shown in Fig. 2, another specifically included based on the power-sensing circuit under NSA mode: RF receiving and transmission module, LTE
RF front-end module 20, NR RF front-end module 21, the switching molding group of the first 4P4T, the switching molding group of the 2nd 4P4T and signal inspection
Survey module.For the connection relationship of the circuit unlike Fig. 1, signal detection module includes combiner and directional coupler.Wherein,
Combiner can connect a submodule in the submodule and NR RF front-end module 21 in LTE radio front-end module 20
It is connected to 1 antenna.As a result, in the corresponding directional coupler of each of 4 antennas antenna, 4 couplers be also used to
The connection of SP4T RF switch, SP4T RF switch is connect with RF receiving and transmission module, so that RF receiving and transmission module determines each antenna
On transmitting signal.
Based on the circuit structure, four tunnels that LTE frequency range and NR frequency range may be implemented are received, and at the same time, LTE passes through 4P4T
Switching molding group can also realize LTE multiple antennas handoff technique and NR by the switching molding group of 4P4T to realize SRS.But
It is that the circuit structure is also required to four directional couplers, power detection could be completed.
Structure in Fig. 1 and Fig. 2, although power detection may be implemented.But become along with terminal size is smaller and smaller
Gesture, so that the requirement to power-sensing circuit layout area is also just higher and higher.Above structure complexity and higher cost, Bu Nengshi
The needs for answering terminal to develop.
The embodiment of the present invention provides a kind of power-sensing circuit as a result, is supporting the freedom between mutiple antennas to realize
While switching and guarantee power calling accuracy, reduces the area of power-sensing circuit layout and reduce cost.
As shown in figure 3, before the power-sensing circuit includes: RF receiving and transmission module, the radio frequency connecting with RF receiving and transmission module
End module, first switch mould group, second switch mould group and directional coupler.
Wherein, RF front-end module includes at least one receiving submodule and at least one transmitting submodule.
At least one receiving submodule in the embodiment of the present invention passes through at least two days of first switch mould group and terminal
Line switchably connects.
First switch mould group in the embodiment of the present invention is connect by directional coupler with second switch mould group.
At least one of embodiment of the present invention emits first that submodule passes through second switch mould group and directional coupler
End switchably connects, and the second end of directional coupler is switchably connect at least two antennas；Wherein, directional coupler
Third end is connect with RF receiving and transmission module.
Power-sensing circuit in the embodiment of the present invention, based under NSA mode, by improving switching molding group, realize LTE or
The downlink 4*4MIMO of person NR, in the case where multiple antennas switching, it is possible to reduce the number of directional coupler design reduces
Cost.
It wherein, include NR RF front-end module and/or LTE radio front-end module in RF front-end module.Further, until
A few transmitting submodule is NR RF front-end module or LTE radio front-end module；At least one receiving submodule is NR radio frequency
Front-end module or LTE radio front-end module.
Based on structure shown in Fig. 3, the signal on each antenna is coupled to radio-frequency receiving-transmitting mould by directional coupler
Inside block, as shown in table 1, different power is converted different digital analog converter (Analog-to- by RF receiving and transmission module
Digital Converter, ADC) corresponding power detection value, then power and the storage of the corresponding relationship of power detection value to end
In end, so that terminal realizes the calling of different capacity grade (rgi), here it is so-called power detections.Wherein, rgi is radio frequency
The power grade of transceiver module；Power detection value is that the watt level that current power is fed back to RF receiving and transmission module is changed into correspondence
ADC value.For example, as shown in the second row in table 1, it is assumed that terminal currently emits the power of 27.7dbm, turns by ADC
Change value of the corresponding power detection value among 45011~47253, RF receiving and transmission module determines that the rgi of transmitting is 71 power
Grade, this process are the process of power detection.
Table 1
As a result, based on power detection architecture as shown in Figure 3, present embodiments provide 3 specifically embodiment carry out it is detailed
It describes in detail bright.
Embodiment 1:
Fig. 4 is a kind of first circuit structure diagram of power-sensing circuit provided in an embodiment of the present invention.
As shown in figure 4, the RX of LTE, NR are connect with first switch mould group, and by the TRX and second switch of LTE, NR
The connection of mould group.First switch mould group and second switch mould group can be cut by port7 mouthfuls of directional coupler of control with 4 antennas
After connecting with changing, realizes the free switching between four antennas of TRX, be completed at the same time power detection.
Power-sensing circuit in the embodiment of the present invention includes: RF receiving and transmission module, penetrating of connecting with RF receiving and transmission module
Frequency front-end module, first switch mould group, second switch mould group and directional coupler；
RF front-end module includes 6 receiving submodules (i.e. 3 NR Rx module and 3 LTE Rx module) and 4
It receives and dispatches submodule (i.e. 3 NR TRx module and 1 LTE TRx module).Here, in the name to TRx module
Be described as follows: TRx module is transceiver module in the application, and signal ready to receive can also emit signal.Due to the present invention
Embodiment only needs the power of measurement transmitting signal, so when utilizing the emission function in transceiver module, it can be by TRx
Module name is only classified as transmitting submodule.Conversely, if terminal not to transmitting signal carry out power detection when, by TRx
Module regards a receiving submodule, and TRx module can be classified as to receiving submodule, here, the company of TRx module
It is consistent with the connection type of antenna referring to receiving submodule to connect mode.
Further, 6 receiving submodules are switchably connected by 4 antennas of first switch mould group and terminal.
First switch mould group is connect by directional coupler with second switch mould group.
4 transmitting-receiving submodules are switchably connected by the first end of second switch mould group and directional coupler, orient coupling
The second end of clutch is switchably connect with 4 antennas；Wherein, the third end of directional coupler is connect with RF receiving and transmission module.
Based on the structure shown in Fig. 4, the implementation of the power-sensing circuit is as follows:
(1) LTE implementation:
When receiving and dispatching submodule LTE TRx module by the transmitting signal of antenna 1, terminal control second switch mould group
Port4 is connected to one end of directional coupler, and control first switch mould group the other end by directional coupler with
Port11 connection, it can be achieved that LTE TRx module by antenna 1 emit signal when, the power detection of TX.
When receiving and dispatching submodule LTE TRx module by the transmitting signal of antenna 2, terminal control second switch mould group
Port4 is connected to one end of directional coupler, and control first switch mould group the other end by directional coupler with
Port10 connection, it can be achieved that LTE TRx module by antenna 2 emit signal when, the power detection of TX.
When receiving and dispatching submodule LTE TRx module by the transmitting signal of antenna 3, terminal control second switch mould group
Port4 is connected to one end of directional coupler, and the other end and port9 by directional coupler of control first switch mould group
Connection, it can be achieved that LTE TRx module by antenna 3 emit signal when, the power detection of TX.
When receiving and dispatching submodule LTE TRx module by the transmitting signal of antenna 4, terminal control second switch mould group
Port4 is connected to one end of directional coupler, and the other end and port8 by directional coupler of control first switch mould group
Connection, it can be achieved that LTE TRx module by antenna 4 emit signal when, the power detection of TX.
It is understood that when transmitting-receiving submodule is connect by directional coupler with an antenna in mutiple antennas,
The connection that antenna other than the antenna that receiving module can be connect in addition to directional coupler can be switched, to emit function in detection
While rate, signal is received by receiving module.
No matter transmitting-receiving submodule passes through which antenna can realize power detection, while the structure as a result, and it is fixed to reduce
To the number of coupler design, reduces the area of power-sensing circuit and reduce the production cost.
(2) NR implementation:
When selected in 3 transmitting-receiving submodules any one transmitting-receiving submodule (such as: NR TRx1module), and NR
When TRx1 module emits signal by antenna 1, the port1 of terminal control second switch mould group is connected to directional coupler
One end, and the other end by directional coupler of control first switch mould group are connect, it can be achieved that NR TRx1 with port11
When module emits signal by antenna 1, the power detection of TX.
When receiving and dispatching submodule NR TRx1 module by the transmitting signal of antenna 2, terminal control second switch mould group
Port1 is connected to one end of directional coupler, and control first switch mould group the other end by directional coupler with
Port10 connection, it can be achieved that NR TRx1 module by antenna 2 emit signal when, the power detection of TX.
When receiving and dispatching submodule NR TRx1 module by the transmitting signal of antenna 3, terminal control second switch mould group
Port1 is connected to one end of directional coupler, and the other end and port9 by directional coupler of control first switch mould group
Connection, it can be achieved that NR TRx1 module by antenna 3 emit signal when, the power detection of TX.
When receiving and dispatching submodule LTE NR TRx1 module by the transmitting signal of antenna 4, terminal control second switch mould
The port1 of group is connected to one end of directional coupler, and control first switch mould group the other end by directional coupler with
Port8 connection, it can be achieved that NR TRx1 module by antenna 4 emit signal when, the power detection of TX.
Similarly, NRTRx2 module and NR TRx3 module also may be implemented no matter which passes through according to such as upper type
A antenna can realize power detection, while the structure, reduce the number of directional coupler design, reduce power-sensing circuit
Area and reduce the production cost.
Embodiment 2:
Fig. 5 shows a kind of second circuit structure chart of power-sensing circuit provided in an embodiment of the present invention.
It is with the difference in embodiment 1, the position of directed routing device, in a kind of example, as shown in figure 4, will orientation
The position of coupler is integrated in first switch mould group.Certainly, it (is not shown in the figure), can also incite somebody to action in another example
The position of directional coupler is integrated in second switch mould group.
Embodiment 3:
Fig. 6 shows a kind of tertiary circuit structure chart of power-sensing circuit provided in an embodiment of the present invention.
It is with the difference in embodiment 1, transmitting submodule, second switch mould group and orientation road in RF front-end module
It is changed by the position of device.Specifically, at least one of RF front-end module emits submodule, second switch mould group and determines
It is integrated in first switch mould group to router, reduces the area of power-sensing circuit and reduces cost of manufacture.
As a result, based on Fig. 3-Fig. 6 it is found that the position of directional coupler can be adjusted according to actual application scenarios.
As a result, in embodiments of the present invention, guarantee terminal in actual use, support mutiple antennas between free switching and
Guarantee that power calls accuracy, in addition, solving while supporting the free switching between mutiple antennas, reduces power inspection
The area of slowdown monitoring circuit layout and the problem of reduce cost.
Fig. 7 shows a kind of hardware structural diagram of terminal provided in an embodiment of the present invention.
The mobile terminal 700 includes but is not limited to: radio frequency unit 701, network module 702, audio output unit 703, defeated
Enter unit 704, sensor 705, display unit 706, user input unit 707, interface unit 708, memory 709, processor
The components such as 710 and power supply 711.It will be understood by those skilled in the art that mobile terminal structure shown in Fig. 7 is not constituted
Restriction to mobile terminal, mobile terminal may include than illustrating more or fewer components, perhaps combine certain components or
Different component layouts.In embodiments of the present invention, mobile terminal include but is not limited to mobile phone, tablet computer, laptop,
Palm PC, car-mounted terminal, wearable device and pedometer etc..
Wherein, radio frequency unit 701, including any one power-sensing circuit provided in an embodiment of the present invention, to solve
While supporting the free switching between mutiple antennas, reduces the area of power-sensing circuit layout and reduce asking for cost
Topic.
It should be understood that the embodiment of the present invention in, radio frequency unit 701 can be used for receiving and sending messages or communication process in, signal
Send and receive, specifically, by from base station downlink resource receive after, to processor 710 handle；In addition, by uplink
Resource is sent to base station.In general, radio frequency unit 701 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 701 can also by wireless communication system and network and other set
Standby communication.
Mobile terminal provides wireless broadband internet by network module 702 for user and accesses, and such as user is helped to receive
It sends e-mails, browse webpage and access streaming video etc..
Audio output unit 703 can be received by radio frequency unit 701 or network module 702 or in memory 709
The audio resource of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 703 can also be provided and be moved
The relevant audio output of specific function that dynamic terminal 700 executes is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 703 includes loudspeaker, buzzer and receiver etc..
Input unit 704 is for receiving audio or video signal.Input unit 704 may include graphics processor
(Graphics Processing Unit, GPU) 7041 and microphone 7042, graphics processor 7041 is in video acquisition mode
Or the image resource of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out
Reason.Treated, and picture frame may be displayed on display unit 707.Through graphics processor 7041, treated that picture frame can be deposited
Storage is sent in memory 709 (or other storage mediums) or via radio frequency unit 701 or network module 702.Mike
Wind 7042 can receive sound, and can be audio resource by such acoustic processing.Treated audio resource can be
The format output that mobile communication base station can be sent to via radio frequency unit 701 is converted in the case where telephone calling model.
Mobile terminal 700 further includes at least one sensor 705, 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 7061, and proximity sensor can close when mobile terminal 700 is moved in one's ear
Display panel 7061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, it can detect that size and the direction of gravity 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 705 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 706 is for showing information input by user or being supplied to the information of user.Display unit 706 can wrap
Display panel 7061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 7061.
User input unit 707 can be used for receiving the number or character information of input, and generate the use with mobile terminal
Family setting and the related key signals input of function control.Specifically, user input unit 707 include touch panel 7071 and
Other input equipments 7072.Touch panel 7071, also referred to as touch screen collect the touch operation of user on it or nearby
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 7071 or in touch panel 7071
Neighbouring operation).Touch panel 7071 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects touch operation bring signal, 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 710, receiving area
It manages the order that device 710 is sent and is executed.Furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Seed type realizes touch panel 7071.In addition to touch panel 7071, user input unit 707 can also include other input equipments
7072.Specifically, other input equipments 7072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, operating stick, details are not described herein.
Further, touch panel 7071 can be covered on display panel 7061, when touch panel 6071 is detected at it
On or near touch operation after, send processor 710 to determine the type of touch event, be followed by subsequent processing device 710 according to touching
The type for touching event provides corresponding visual output on display panel 7061.Although in Fig. 7, touch panel 7071 and display
Panel 7061 is the function that outputs and inputs of realizing mobile terminal as two independent components, but in some embodiments
In, can be integrated by touch panel 7071 and display panel 7061 and realize the function that outputs and inputs of mobile terminal, it is specific this
Place is without limitation.
Interface unit 708 is the interface that external device (ED) is connect with mobile terminal 700.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 resource 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 708 can be used for receiving the input (for example, resource information, electric power etc.) from external device (ED) and
By one or more elements that the input received is transferred in mobile terminal 700 or can be used in 700 He of mobile terminal
Transfer resource between external device (ED).
Memory 709 can be used for storing software program and various resources.Memory 709 can mainly include storing program area
With storage resource area, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage resource area can store according to mobile phone use created resource (such as
Audio resource, phone directory etc.) etc..In addition, memory 709 may include high-speed random access memory, it 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 710 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 709, and calls and is stored in storage
Resource in device 709 executes the various functions and process resource of mobile terminal, to carry out integral monitoring to mobile terminal.Place
Managing device 710 may include one or more processing units；Preferably, processor 710 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 710.
Mobile terminal 700 can also include the power supply 711 (such as battery) powered to all parts, it is preferred that power supply 711
It can be by power-supply management system and 710 logical connection of processor, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
In addition, mobile terminal 700 includes some unshowned functional modules, details are not described herein.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include 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 being somebody's turn to do
There is also other identical elements in the process, method of element, 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 be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) method that executes each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to 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 protection of the invention.
Claims (9)
1. a kind of power-sensing circuit is applied to terminal characterized by comprising RF receiving and transmission module and the radio-frequency receiving-transmitting
RF front-end module, first switch mould group, second switch mould group and the directional coupler of module connection；
The RF front-end module includes at least one receiving submodule and at least one transmitting submodule；
At least one described receiving submodule is changeable by least two antennas of the first switch mould group and the terminal
Ground connection；
The first switch mould group is connect by the directional coupler with the second switch mould group；
At least one described transmitting submodule is changeable by the second switch mould group and the first end of the directional coupler
Ground connection, the second end of the directional coupler are switchably connect at least two antenna；Wherein, the directional couple
The third end of device is connect with the RF receiving and transmission module.
2. circuit according to claim 1, which is characterized in that the directional coupler is integrated in the first switch mould group
In or be integrated in the second switch mould group.
3. circuit according to claim 1, which is characterized in that the directional coupler is arranged in the first switch mould group
Between the second switch mould group.
4. circuit according to claim 1, which is characterized in that described at least one transmitting submodule, the second switch
Mould group and the directed routing device are integrated in the first switch mould group.
5. circuit according to claim 1, which is characterized in that the first transmitting at least one described transmitting submodule
When module sends signal by the first antenna at least two antenna, the first transmitting submodule passes through the orientation
Coupler is connect with the first antenna.
6. circuit according to claim 1, which is characterized in that the quantity of the transmitting submodule is at least four, described to connect
The quantity for receiving submodule is at least six.
7. circuit according to claim 6, which is characterized in that the quantity of the antenna is at least four.
8. circuit described in any one of -7 according to claim 1, which is characterized in that the RF front-end module includes the NR that newly eats dishes without rice or wine
RF front-end module and/or long term evolution LTE radio front-end module.
9. a kind of terminal characterized by comprising such as power-sensing circuit of any of claims 1-8.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910339966.0A CN110190916B (en) | 2019-04-25 | 2019-04-25 | Power detection circuit and terminal |
| PCT/CN2020/085639 WO2020216178A1 (en) | 2019-04-25 | 2020-04-20 | Power detection circuit and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910339966.0A CN110190916B (en) | 2019-04-25 | 2019-04-25 | Power detection circuit and terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110190916A true CN110190916A (en) | 2019-08-30 |
| CN110190916B CN110190916B (en) | 2021-03-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910339966.0A Active CN110190916B (en) | 2019-04-25 | 2019-04-25 | Power detection circuit and terminal |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110190916B (en) |
| WO (1) | WO2020216178A1 (en) |
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| CN111669199A (en) * | 2020-06-08 | 2020-09-15 | 维沃移动通信有限公司 | Power detection circuit and electronic equipment |
| WO2020216180A1 (en) * | 2019-04-25 | 2020-10-29 | 维沃移动通信有限公司 | Power detection circuit and terminal |
| WO2020216178A1 (en) * | 2019-04-25 | 2020-10-29 | 维沃移动通信有限公司 | Power detection circuit and terminal |
| CN112689311A (en) * | 2020-12-17 | 2021-04-20 | 维沃移动通信有限公司 | Cell switching method, 5G radio frequency device and electronic equipment |
| CN113890639A (en) * | 2021-11-11 | 2022-01-04 | 中国电子科技集团公司第二十九研究所 | Device and method for detecting power of radiation unit |
| WO2022007821A1 (en) * | 2020-07-10 | 2022-01-13 | 锐石创芯（深圳）科技有限公司 | Radio-frequency front-end architecture, antenna device, and communication terminal |
| CN115589232A (en) * | 2020-09-27 | 2023-01-10 | Oppo广东移动通信有限公司 | Radio frequency L-PA Mid device, radio frequency transceiving system and communication equipment |
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Also Published As
| Publication number | Publication date |
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| CN110190916B (en) | 2021-03-23 |
| WO2020216178A1 (en) | 2020-10-29 |
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