CN106899333A - A kind of emitting antenna selecting deversity scheme, system and mobile terminal - Google Patents
A kind of emitting antenna selecting deversity scheme, system and mobile terminal Download PDFInfo
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- CN106899333A CN106899333A CN201510934181.XA CN201510934181A CN106899333A CN 106899333 A CN106899333 A CN 106899333A CN 201510934181 A CN201510934181 A CN 201510934181A CN 106899333 A CN106899333 A CN 106899333A
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- 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
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- 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
- H04B7/10—Polarisation diversity; Directional diversity
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention provides a kind of emitting antenna selecting deversity scheme, system and mobile terminal.A kind of emitting antenna selecting deversity scheme includes：Using radiation direction steerable antenna as transmitting antenna, wherein, radiation direction steerable antenna is with least two default radiation directions；Two emission states of radiation direction of selective radiation direction steerable antenna are respectively as main transmitting antenna pattern and auxiliary transmitting antenna pattern；Selection diversity pattern according to transmitting antenna, makes radiation direction steerable antenna switch transmitting between main transmitting antenna pattern and auxiliary transmitting antenna pattern.The present invention need not launch selection circuit using powerful antenna, and making the cost of the power amplifier module of transmitting antenna reduces, and can obviously reduce power consumption and cost, realize that double antenna launches the function of selection diversity, reduce terminal system and realize difficulty.
Description
Technical field
The present invention relates to field of antenna, more particularly to a kind of emitting antenna selecting deversity scheme, system and movement
Terminal.
Background technology
At present, mobile terminal needs to support emitting antenna selecting diversity.Transmit Antenna Selection includes open loop
Its line options and closed loop antenna are selected.Open-loop antenna selection scheme：Up shared data channel is handed between antenna
For transmitting, space diversity gain can be so obtained, so as to avoid shared data channel from getting deeply stuck in.In suburb
The suggestion of the places such as area, rural area, highway, subway, high ferro is selected using open-loop antenna.Closed loop antenna is selected
Select scheme：Terminal must send reference signal from different antennas, for carrying out channel matter in advance in base station side
Measurement.Base station can select the antenna with more high emission signal power, for follow-up shared data channel
Transmission.Selected aerial information needs to feed back to target terminal by down control channel.Applied field
Institute：Dense city base station, indoor distributed system select (reason using closed loop antenna：UE low-speed motions,
SINR is high, channel is relatively stablized).What Fig. 1 described existing scheme realizes block diagram：By base band control transmitting choosing
Switch is selected, control transmission signal carries out emitting antenna selecting transmitting by radio frequency main switch or auxiliary switch.It is existing
, it is necessary to increase antenna selection switch in radio circuit, the switch needs in its line options transmitting implementation
It is added between power amplifier module and main and auxiliary passage transmit-receive switch.Power amplifier module is most important in radio circuit,
Its design is weighed between maximum transmission power and the linearity, and commercialization power amplifier module is in maximum transmission power at present
Upper allowance is limited.The shortcoming of existing scheme is as follows：Due to increasing an antenna transmitting selecting switch, increased
The loss of whole transmission channel, has raised the maximum transmission power of power amplifier, dramatically increases power consumption, increased work(
The design difficulty put, while the use of emitting antenna selecting switch also increases terminal cost.Auxiliary antenna needs
Transmission signal is walked, therefore secondary channels transmit-receive switch needs to bear high-power, it is necessary to using high power switch, increase
Scheme cost.Overall radio-frequency front-end conceptual design is complicated, increases the debugging difficulty of whole circuit.
The content of the invention
The invention provides a kind of emitting antenna selecting deversity scheme, system and mobile terminal, for solving master
When transmission signal is walked in antenna and auxiliary logical west, selecting switch and High-power amplifier need to be launched using high powered antenna
So as to increase the debugging difficulty of circuit and the problem of cost.
The embodiment of the present invention uses following technical scheme：
In a first aspect, the invention provides a kind of emitting antenna selecting deversity scheme, the method includes：
Using radiation direction steerable antenna as transmitting antenna, wherein, radiation direction steerable antenna carries at least two
Individual default radiation direction；
Two emission states of radiation direction of the radiation direction steerable antenna are selected respectively as main transmitting day
Ray mode and auxiliary transmitting antenna pattern；
Selection diversity pattern according to transmitting antenna, makes the radiation direction steerable antenna in main transmitting antenna mould
Switch transmitting between formula and auxiliary transmitting antenna pattern.
Preferably, it is described using radiation direction steerable antenna as transmitting antenna, specifically include：
Using radiation direction steerable antenna as transmitting antenna and the reception antenna of each radiation direction reception state,
Using the uncontrollable antenna of radiation direction as reception antenna.
Preferably, the emission state difference of two radiation directions of the selection radiation direction steerable antenna
As main transmitting antenna pattern and auxiliary transmitting antenna pattern, specifically include：
Each radiation direction of periodic measurement radiation direction steerable antenna receives the signal strength parameter of signal,
Selection wherein two optimal emission states of radiation direction of signal intensity respectively as main transmitting antenna pattern and
Auxiliary transmitting antenna pattern.
Preferably, the selection diversity pattern according to transmitting antenna, makes the radiation direction steerable antenna exist
Switch transmitting between main transmitting antenna pattern and auxiliary transmitting antenna pattern, including：
If current selection diversity pattern is open-loop antenna selection mode, make the radiation direction steerable antenna in master
Transmitting antenna pattern and the switching transmitting of auxiliary transmitting antenna pattern equiprobability；If current selection diversity pattern is closed loop
Antenna selection mode, makes the radiation direction steerable antenna indicate the selection main transmitting antenna mould of switching according to base station
One of formula or auxiliary transmitting antenna pattern are launched.
Preferably, the selection diversity pattern according to transmitting antenna, makes the radiation direction steerable antenna exist
Switch between main transmitting antenna pattern and auxiliary transmitting antenna pattern after transmitting, also include：If current selection point
Integrated mode is open-loop antenna selection mode, and radiation direction steerable antenna is taken as into current emission state correspondence
The reception antenna of radiation direction reception state；If current selection diversity pattern is closed loop antenna selection mode, will
Radiation direction steerable antenna is taken as the reception antenna of the radiation direction reception state of base station instruction.
Second aspect, present invention also offers a kind of emitting antenna selecting diversity system, the system includes：
Duplexer unit, for using radiation direction steerable antenna as transmitting antenna, wherein, radiation direction
Steerable antenna is with least two default radiation directions；
Base band aerial radiation set direction unit, two for selecting the radiation direction steerable antenna radiate
The emission state in direction is respectively as main transmitting antenna pattern and auxiliary transmitting antenna pattern；
Base band antenna selection diversity unit, for the selection diversity pattern according to transmitting antenna, makes the radiation
Direction steerable antenna switches transmitting between main transmitting antenna pattern and auxiliary transmitting antenna pattern.
Preferably, the duplexer unit, specifically for：Using radiation direction steerable antenna as transmitting day
The reception antenna of line and each radiation direction reception state, using the uncontrollable antenna of radiation direction as reception antenna.
Preferably, the base band aerial radiation set direction unit, specifically for：Periodic measurement radiation side
The signal strength parameter of signal is received to each radiation direction of steerable antenna, selection wherein signal intensity is optimal
Two emission states of radiation direction respectively as main transmitting antenna pattern and auxiliary transmitting antenna pattern.
Preferably, the base band antenna selection diversity unit, specifically for：
If current selection diversity pattern is open-loop antenna selection mode, make the radiation direction steerable antenna in master
Transmitting antenna pattern and the switching transmitting of auxiliary transmitting antenna pattern equiprobability；If current selection diversity pattern is closed loop
Antenna selection mode, makes the radiation direction steerable antenna indicate the selection main transmitting antenna mould of switching according to base station
One of formula or auxiliary transmitting antenna pattern are launched.
Preferably, also including antenna receiving unit, specifically for：If current selection diversity pattern is open loop day
Line options pattern, is taken as radiation direction steerable antenna current emission state correspondence radiation direction and receives shape
The reception antenna of state；If current selection diversity pattern is closed loop antenna selection mode, by the controllable day of radiation direction
Line is taken as the reception antenna of the radiation direction reception state of base station instruction.
The third aspect, the invention provides any one institute in a kind of mobile terminal, including above-mentioned second aspect
A kind of emitting antenna selecting diversity system stated.
Compared with prior art, the present invention is provided a kind of emitting antenna selecting deversity scheme, system and movement
Terminal, has the advantages that：
The present invention is used as transmitting antenna by using radiation direction steerable antenna, selects two sides of radiation direction
Formula state is respectively as main transmitting antenna state and auxiliary transmitting antenna state, it is not necessary to use powerful antenna
Transmitting selection circuit, making the cost of the power amplifier module of transmitting antenna reduces, and the present invention can obviously drop
Low-power consumption and cost, realize that double antenna launches the function of selection diversity, reduce terminal system and realize difficulty.
Brief description of the drawings
Fig. 1 is the schematic block circuit diagram in the prior art that the present invention is provided.
Fig. 2 is a kind of method stream of the one embodiment for emitting antenna selecting deversity scheme that the present invention is provided
Cheng Tu.
Fig. 3 is a kind of method stream of second embodiment of emitting antenna selecting deversity scheme that the present invention is provided
Cheng Tu.
Fig. 4 is a kind of structural frames of the one embodiment for emitting antenna selecting diversity system that the present invention is provided
Figure.
Fig. 5 is a kind of second structural frames of embodiment of emitting antenna selecting diversity system that the present invention is provided
Figure.
Fig. 6 is a kind of emitting antenna selecting diversity point-score, system and the mobile terminal example that the present invention is provided
Schematic block circuit diagram.
Specific embodiment
For make present invention solves the technical problem that, the technical scheme that uses and the technique effect that reaches it is more clear
Chu, is described in further detail below in conjunction with accompanying drawing to the technical scheme of the embodiment of the present invention, it is clear that
Described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on this hair
Embodiment in bright, those skilled in the art obtained under the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
Fig. 2 shows a kind of emitting antenna selecting deversity scheme one embodiment provided according to the present invention
Method flow diagram.A kind of emitting antenna selecting deversity scheme of the present embodiment is main by with radio circuit
Mobile terminal is performed, and radio circuit can be LTE antenna module.Wherein, radio circuit include to
Few two the radiation direction steerable antennas and a general antenna of radiation direction, and for controlling radiation side
To the control module of steerable antenna, wherein, control module can be in the main control chip of mobile terminal, the party
Method is comprised the following steps：
S11：Using radiation direction steerable antenna as transmitting antenna, wherein, radiation direction steerable antenna is with extremely
Few two default radiation directions.
Specifically, using radiation direction steerable antenna as transmission antenna pass sequentially through main channel transmit-receive switch and
Radio frequency other circuits in power amplifier module connection mobile terminal.
For example, being received as shown in fig. 6, radiation direction steerable antenna is passed sequentially through into main channel as transmission antenna
The transmitting terminal of radio frequency other circuits in hair switch and power amplifier module connection mobile terminal, radiation direction is controllable
Antenna as correspondence radiation direction reception state reception antenna, its receiving channel connection radio frequency other circuits,
And general antenna connects radio frequency other circuits in mobile terminal as reception antenna by secondary channels transmit-receive switch
Receiving terminal.
S12：Two emission states of radiation direction of selective radiation direction steerable antenna are respectively as main transmitting day
Ray mode and auxiliary transmitting antenna pattern.
By two transmittings of radiation direction at least two radiation directions of selective radiation direction steerable antenna
State then realizes the same antenna and realizes two kinds respectively as main transmitting antenna pattern and auxiliary transmitting antenna pattern
Radiation direction, therefore, the present embodiment need not launch selection circuit using powerful antenna just can be realized
The function of main transmitting antenna and auxiliary transmitting antenna, making the cost of the power amplifier module of transmitting antenna reduces, and reduces
Difficulty is realized in mobile terminal.
S13：Selection diversity pattern according to transmitting antenna, makes radiation direction steerable antenna in main transmitting antenna mould
Switch transmitting between formula and auxiliary transmitting antenna pattern.
Specifically, the selection diversity pattern of transmitting antenna generally comprises open-loop antenna selection mode and closed loop antenna
Selection mode, if current selection diversity pattern is open-loop antenna selection mode, makes radiation direction steerable antenna exist
Main transmitting antenna pattern and the switching transmitting of auxiliary transmitting antenna pattern equiprobability；If current selection diversity pattern is to close
Loop antenna selection mode, makes radiation direction steerable antenna indicate the selection main transmitting antenna pattern of switching according to base station
Or one of auxiliary transmitting antenna pattern is launched.
For example, as shown in fig. 6, two radiation of the emission state of radiation direction of radiation direction steerable antenna
Directional diagram is respectively mode1 and mode2, records in antenna condition control module.Radiation direction is controllable
Antenna is used as main transmitting antenna pattern, radiation side when being configured to mode1 states by antenna condition control module
It is used as auxiliary transmitting antenna pattern when being configured to mode2 states by antenna condition control module to steerable antenna,
If current selection diversity pattern is open-loop antenna selection mode, Mobile terminal main board sends instructions to antenna condition
Control module makes radiation direction steerable antenna be carried out between main transmitting antenna pattern and auxiliary transmitting antenna pattern etc.
Probability switching transmitting.If current selection diversity pattern is closed loop antenna selection mode, by base station indicate with
The radiation that the emission state of the radiation direction of mode1 or mode2 switches as the selection of radiation direction steerable antenna
The emission state in direction.
Fig. 3 shows second embodiment of a kind of emitting antenna selecting deversity scheme provided according to the present invention
Method flow diagram.A kind of emitting antenna selecting deversity scheme of the present embodiment is main by with radio circuit
Mobile terminal is performed, and radio circuit can be LTE antenna module.Wherein, radio circuit include to
The radiation direction steerable antenna of few two radiation directions and a uncontrollable antenna of radiation direction (general antenna),
And for controlling the control module of radiation direction steerable antenna, wherein, control module can be in mobile terminal
Main control chip in, the method is comprised the following steps：
S21：Using radiation direction steerable antenna as the reception day of transmitting antenna and each radiation direction reception state
Line, using the uncontrollable antenna of radiation direction as reception antenna.
Specifically, wherein, radiation direction steerable antenna presets radiation directions by radiation direction with least two
During steerable antenna passes sequentially through main channel transmit-receive switch and power amplifier module connection mobile terminal as transmission antenna
Radio frequency other circuits.
Using radiation direction steerable antenna as transmitting antenna and the reception antenna of each radiation direction reception state,
Using the uncontrollable antenna of radiation direction as reception antenna.
For example, being received as shown in fig. 6, radiation direction steerable antenna is passed sequentially through into main channel as transmission antenna
Radio frequency other circuits in hair switch and power amplifier module connection mobile terminal, radiation direction steerable antenna conduct
The reception antenna of each radiation direction reception state, radiation direction steerable antenna receiving channel connects radio frequency, and other are electric
The transmitting terminal on road, and during general antenna connects mobile terminal as reception antenna by secondary channels transmit-receive switch
The receiving terminal of radio frequency other circuits.
S22：Each radiation direction of periodic measurement radiation direction steerable antenna receives the signal intensity ginseng of signal
Number, selection wherein two optimal emission states of radiation direction of signal intensity are respectively as main transmitting antenna mould
Formula and auxiliary transmitting antenna pattern.
For example, as shown in fig. 6, the antenna pattern of the individual radiation direction of radiation direction steerable antenna is respectively
Four kinds in mode1, mode2, mode3, mode4, record in antenna condition control module.According to
Predetermined period, each cycle T measures antenna and is configured to above-mentioned four kinds of radiation by antenna condition control module respectively
The signal strength parameter of the reception signal under directional diagram state, can for signal to noise ratio, power level etc., wherein
If the emission state mode1 and mode2 of two optimal radiation directions of signal intensity, selection mode1 makees
It is main transmitting antenna pattern, mode2 is used as auxiliary transmitting antenna pattern.
The same antenna realizes the selection of various antenna patterns again while realizing two kinds of radiation directions, can be with
Preferably configuration, therefore, the present embodiment need not launch selection circuit using powerful antenna just can be real
The existing function of main transmitting antenna and auxiliary transmitting antenna, making the cost of the power amplifier module of transmitting antenna reduces, and reduces
Difficulty is realized in the terminal, while increased the selection of antenna pattern, flexibility is stronger, signal matter
Amount is more preferably.
After S22, also including S23：Selection diversity pattern according to transmitting antenna, makes the controllable day of radiation direction
Line switches transmitting between main transmitting antenna pattern and auxiliary transmitting antenna pattern.The implementation procedure and S13 of the step
It is identical.
After S22, also including S24：If current selection diversity pattern is open-loop antenna selection mode, will radiate
Direction steerable antenna is taken as the reception antenna of current emission state correspondence radiation direction reception state；If working as
Preceding selection diversity pattern is closed loop antenna selection mode, and radiation direction steerable antenna is taken as into base station indicates
Radiation direction reception state reception antenna.
Wherein, step 25 and step 24 do not limit precedence relationship.
As above example, if current selection diversity pattern is open-loop antenna selection mode, main transmitting antenna pattern and auxiliary
Switch transmitting between transmitting antenna pattern, if being currently main transmitting antenna pattern, by the controllable day of radiation direction
Line is taken as the reception antenna of mode1 reception states；If being currently main transmitting antenna pattern, will radiation
Direction steerable antenna is taken as the reception antenna of mode2 reception states.If current selection diversity pattern is to close
Antenna selection mode is closed, transmitting is switched between main transmitting antenna pattern and auxiliary transmitting antenna pattern, if base station refers to
The radiation direction shown is antenna pattern mode1, then radiation direction steerable antenna is taken as into mode1 and connect
The reception antenna of receipts state, if the radiation direction that base station indicates is antenna pattern mode2, by radiation side
The reception antenna of mode2 reception states is taken as to steerable antenna.
Fig. 4 shows a kind of emitting antenna selecting diversity system one embodiment provided according to the present invention
Structured flowchart.A kind of emitting antenna selecting diversity system of the present embodiment is main by the shifting with radio circuit
Dynamic terminal is performed, and radio circuit can be LTE antenna module.Wherein, mobile terminal is included at least
The radiation direction steerable antenna of two radiation directions and a uncontrollable antenna of radiation direction (general antenna), with
And for controlling the control module of radiation direction steerable antenna, wherein, control module can be in mobile terminal
In main control chip, the system includes duplexer unit 31, base band aerial radiation set direction unit 32 and base
Band antenna selection diversity unit 33.
Duplexer unit 31, for using radiation direction steerable antenna as transmitting antenna, wherein, radiation side
To steerable antenna with least two default radiation directions.
Specifically, using radiation direction steerable antenna as transmission antenna pass sequentially through main channel transmit-receive switch and
Radio frequency other circuits in power amplifier module connection mobile terminal.
For example, being received as shown in fig. 6, radiation direction steerable antenna is passed sequentially through into main channel as transmission antenna
The transmitting terminal of radio frequency other circuits in hair switch and power amplifier module connection mobile terminal, radiation direction is controllable
Antenna as correspondence radiation direction reception state reception antenna, its receiving channel connection radio frequency other circuits,
And general antenna connects radio frequency other circuits in mobile terminal as reception antenna by secondary channels transmit-receive switch
Receiving terminal.
Base band aerial radiation set direction unit 32, for two radiation sides of selective radiation direction steerable antenna
To emission state respectively as main transmitting antenna pattern and auxiliary transmitting antenna pattern.
By two transmittings of radiation direction at least two radiation directions of selective radiation direction steerable antenna
State then realizes the same antenna and realizes two kinds respectively as main transmitting antenna pattern and auxiliary transmitting antenna pattern
Radiation direction, therefore, the present embodiment need not launch selection circuit using powerful antenna just can be realized
The function of main transmitting antenna and auxiliary transmitting antenna, making the cost of the power amplifier module of transmitting antenna reduces, and reduces
Difficulty is realized in mobile terminal.
Base band antenna selection diversity unit 33, for the selection diversity pattern according to transmitting antenna, makes radiation side
Switch transmitting between main transmitting antenna pattern and auxiliary transmitting antenna pattern to steerable antenna.
Specifically, the selection diversity pattern of transmitting antenna generally comprises open-loop antenna selection mode and closed loop antenna
Selection mode, if current selection diversity pattern is open-loop antenna selection mode, makes radiation direction steerable antenna exist
Main transmitting antenna pattern and the switching transmitting of auxiliary transmitting antenna pattern equiprobability；If current selection diversity pattern is to close
Loop antenna selection mode, makes radiation direction steerable antenna indicate the selection main transmitting antenna pattern of switching according to base station
Or one of auxiliary transmitting antenna pattern is launched.
For example, as shown in fig. 6, two radiation of the emission state of radiation direction of radiation direction steerable antenna
Directional diagram is respectively mode1 and mode2, records in antenna condition control module.Radiation direction is controllable
Antenna is used as main transmitting antenna pattern, radiation side when being configured to mode1 states by antenna condition control module
It is used as auxiliary transmitting antenna pattern when being configured to mode2 states by antenna condition control module to steerable antenna,
If current selection diversity pattern is open-loop antenna selection mode, Mobile terminal main board sends instructions to antenna condition
Control module makes radiation direction steerable antenna be carried out between main transmitting antenna pattern and auxiliary transmitting antenna pattern etc.
Probability switching transmitting.If current selection diversity pattern is closed loop antenna selection mode, by base station indicate with
The radiation that the emission state of the radiation direction of mode1 or mode2 switches as the selection of radiation direction steerable antenna
The emission state in direction.
Fig. 5 shows second embodiment of a kind of emitting antenna selecting diversity system provided according to the present invention
Structured flowchart.A kind of emitting antenna selecting diversity system of the present embodiment is main by the shifting with radio circuit
Dynamic terminal is performed, and radio circuit can be LTE antenna module.Wherein, radio circuit is included at least
The radiation direction steerable antenna of two radiation directions and a uncontrollable antenna of radiation direction (general antenna), with
And for controlling the control module of radiation direction steerable antenna, wherein, control module can be in mobile terminal
In main control chip, the system includes duplexer unit 41, base band aerial radiation set direction unit 42, base
Band antenna selection diversity unit 43 and antenna receiving unit 44.
Duplexer unit 41, for using radiation direction steerable antenna as transmitting antenna and each radiation direction
The reception antenna of reception state, using the uncontrollable antenna of radiation direction as reception antenna.
Specifically, wherein, radiation direction steerable antenna presets radiation directions by radiation direction with least two
During steerable antenna passes sequentially through main channel transmit-receive switch and power amplifier module connection mobile terminal as transmission antenna
Radio frequency other circuits.
Using radiation direction steerable antenna as transmitting antenna and the reception antenna of each radiation direction reception state,
Using the uncontrollable antenna of radiation direction as reception antenna.
For example, being received as shown in fig. 6, radiation direction steerable antenna is passed sequentially through into main channel as transmission antenna
Radio frequency other circuits in hair switch and power amplifier module connection mobile terminal, radiation direction steerable antenna conduct
The reception antenna of each radiation direction reception state, radiation direction steerable antenna receiving channel connects radio frequency, and other are electric
The transmitting terminal on road, and during general antenna connects mobile terminal as reception antenna by secondary channels transmit-receive switch
The receiving terminal of radio frequency other circuits.
Base band aerial radiation set direction unit 42, each for periodic measurement radiation direction steerable antenna
Radiation direction receives the signal strength parameter of signal, selection wherein two optimal radiation directions of signal intensity
Emission state is respectively as main transmitting antenna pattern and auxiliary transmitting antenna pattern.
For example, as shown in fig. 6, the antenna pattern of the individual radiation direction of radiation direction steerable antenna is respectively
Four kinds in mode1, mode2, mode3, mode4, record in antenna condition control module.According to
Predetermined period, each cycle T measures antenna and is configured to above-mentioned four kinds of radiation by antenna condition control module respectively
The signal strength parameter of the reception signal under directional diagram state, can for signal to noise ratio, power level etc., wherein
If the emission state mode1 and mode2 of two optimal radiation directions of signal intensity, selection mode1 makees
It is main transmitting antenna pattern, mode2 is used as auxiliary transmitting antenna pattern.
The same antenna realizes the selection of various antenna patterns again while realizing two kinds of radiation directions, can be with
Preferably configuration, therefore, the present embodiment need not launch selection circuit using powerful antenna just can be real
The existing function of main transmitting antenna and auxiliary transmitting antenna, making the cost of the power amplifier module of transmitting antenna reduces, and reduces
Difficulty is realized in the terminal, while increased the selection of antenna pattern, flexibility is stronger, signal matter
Amount is more preferably.
Base band antenna selection diversity unit 43, linker band aerial radiation set direction unit 42, for basis
The selection diversity pattern of transmitting antenna, makes radiation direction steerable antenna in main transmitting antenna pattern and auxiliary transmitting day
Switch transmitting between ray mode.The implementation procedure of the step is identical with S13.
Antenna receiving unit 44, linker band aerial radiation set direction unit 42, if for current selection point
Integrated mode is open-loop antenna selection mode, and radiation direction steerable antenna is taken as into current emission state correspondence
The reception antenna of radiation direction reception state；If current selection diversity pattern is closed loop antenna selection mode, will
Radiation direction steerable antenna is taken as the reception antenna of the radiation direction reception state of base station instruction.
As above example, if as shown in fig. 6, current selection diversity pattern is open-loop antenna selection mode, main transmitting
Switch transmitting between antenna mode and auxiliary transmitting antenna pattern, if being currently main transmitting antenna pattern, by spoke
Penetrate the reception antenna that direction steerable antenna is taken as mode1 reception states；If being currently main transmitting antenna mould
Formula, then radiation direction steerable antenna is taken as the reception antenna of mode2 reception states.If current selection
Diversity mode is closed antenna selection mode, and hair is switched between main transmitting antenna pattern and auxiliary transmitting antenna pattern
Penetrate, if base station indicate radiation direction be antenna pattern mode1, using radiation direction steerable antenna as
Using the reception antenna of mode1 reception states, if the radiation direction that base station indicates is antenna pattern mode2,
Radiation direction steerable antenna is then taken as the reception antenna of mode2 reception states.
In sum, a kind of emitting antenna selecting deversity scheme of the invention, system and mobile terminal, pass through
It is used as transmitting antenna, the mode state difference of two radiation directions of selection by using radiation direction steerable antenna
As main transmitting antenna state and auxiliary transmitting antenna state, it is not necessary to launch selection electricity using powerful antenna
Road, making the cost of the power amplifier module of transmitting antenna reduces, and can obviously reduce power consumption and cost, real
Existing double antenna launches the function of selection diversity, reduces terminal system and realizes difficulty.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.
Any person skilled in the art can all enter under without prejudice to spirit and scope of the invention to above-described embodiment
Row modifications and changes.Therefore, such as those of ordinary skill in the art without departing from institute of the present invention
All equivalent modifications completed under the spirit and technological thought of announcement or change, should be by right of the invention
It is required that being covered.
Claims (11)
1. a kind of emitting antenna selecting deversity scheme, it is characterised in that including：
Using radiation direction steerable antenna as transmitting antenna, wherein, radiation direction steerable antenna carries at least two
Individual default radiation direction；
Two emission states of radiation direction of the radiation direction steerable antenna are selected respectively as main transmitting day
Ray mode and auxiliary transmitting antenna pattern；
Selection diversity pattern according to transmitting antenna, makes the radiation direction steerable antenna in main transmitting antenna mould
Switch transmitting between formula and auxiliary transmitting antenna pattern.
2. the method for claim 1, it is characterised in that it is described using radiation direction steerable antenna as
Transmitting antenna, specifically includes：
Using radiation direction steerable antenna as transmitting antenna and the reception antenna of each radiation direction reception state,
Using the uncontrollable antenna of radiation direction as reception antenna.
3. method as claimed in claim 2, it is characterised in that the controllable day of the selection radiation direction
Two emission states of radiation direction of line are respectively as main transmitting antenna pattern and auxiliary transmitting antenna pattern, tool
Body includes：
Each radiation direction of periodic measurement radiation direction steerable antenna receives the signal strength parameter of signal,
Selection wherein two optimal emission states of radiation direction of signal intensity respectively as main transmitting antenna pattern and
Auxiliary transmitting antenna pattern.
4. the method for claim 1, it is characterised in that the selection diversity according to transmitting antenna
Pattern, makes the radiation direction steerable antenna switch between main transmitting antenna pattern and auxiliary transmitting antenna pattern
Transmitting, including：
If current selection diversity pattern is open-loop antenna selection mode, make the radiation direction steerable antenna in master
Transmitting antenna pattern and the switching transmitting of auxiliary transmitting antenna pattern equiprobability；If current selection diversity pattern is closed loop
Antenna selection mode, makes the radiation direction steerable antenna indicate the selection main transmitting antenna mould of switching according to base station
One of formula or auxiliary transmitting antenna pattern are launched.
5. the method for claim 1, it is characterised in that the selection diversity according to transmitting antenna
Pattern, makes the radiation direction steerable antenna switch between main transmitting antenna pattern and auxiliary transmitting antenna pattern
After transmitting, also include：If current selection diversity pattern is open-loop antenna selection mode, can by radiation direction
Control antenna is taken as the reception antenna of current emission state correspondence radiation direction reception state；If current selection
Diversity mode is closed loop antenna selection mode, and radiation direction steerable antenna is taken as the radiation of base station instruction
The reception antenna of direction reception state.
6. a kind of emitting antenna selecting diversity system, it is characterised in that including：
Duplexer unit, for using radiation direction steerable antenna as transmitting antenna, wherein, radiation direction
Steerable antenna is with least two default radiation directions；
Base band aerial radiation set direction unit, two for selecting the radiation direction steerable antenna radiate
The emission state in direction is respectively as main transmitting antenna pattern and auxiliary transmitting antenna pattern；
Base band antenna selection diversity unit, for the selection diversity pattern according to transmitting antenna, makes the radiation
Direction steerable antenna switches transmitting between main transmitting antenna pattern and auxiliary transmitting antenna pattern.
7. system as claimed in claim 6, it is characterised in that the duplexer unit, specifically for：
Using radiation direction steerable antenna as transmitting antenna and the reception antenna of each radiation direction reception state, by spoke
The uncontrollable antenna in direction is penetrated as reception antenna.
8. system as claimed in claim 7, it is characterised in that the base band aerial radiation set direction list
Unit, specifically for：Each radiation direction of periodic measurement radiation direction steerable antenna receives the signal of signal
Intensive parameter, selection wherein two optimal emission states of radiation direction of signal intensity are respectively as main transmitting
Antenna mode and auxiliary transmitting antenna pattern.
9. system as claimed in claim 6, it is characterised in that the base band antenna selection diversity unit,
Specifically for：
If current selection diversity pattern is open-loop antenna selection mode, make the radiation direction steerable antenna in master
Transmitting antenna pattern and the switching transmitting of auxiliary transmitting antenna pattern equiprobability；If current selection diversity pattern is closed loop
Antenna selection mode, makes the radiation direction steerable antenna indicate the selection main transmitting antenna mould of switching according to base station
One of formula or auxiliary transmitting antenna pattern are launched.
10. system as claimed in claim 6, it is characterised in that also including antenna receiving unit, specifically
For：If current selection diversity pattern is open-loop antenna selection mode, using radiation direction steerable antenna as adopting
With the reception antenna of current emission state correspondence radiation direction reception state；If current selection diversity pattern is to close
Loop antenna selection mode, radiation direction steerable antenna is taken as the radiation direction reception state of base station instruction
Reception antenna.
11. a kind of mobile terminals, it is characterised in that including as described in any one in claim 6-10
A kind of emitting antenna selecting diversity system.
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| CN112532292A (en) * | 2020-11-22 | 2021-03-19 | 广州技象科技有限公司 | Receiving mode selection method and device based on signal diversity reception |
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| CN106899333B (en) | 2020-09-01 |
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