CN106033840A - Antenna device, control method for the same and electronic device - Google Patents
Antenna device, control method for the same and electronic device Download PDFInfo
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- CN106033840A CN106033840A CN201510114167.5A CN201510114167A CN106033840A CN 106033840 A CN106033840 A CN 106033840A CN 201510114167 A CN201510114167 A CN 201510114167A CN 106033840 A CN106033840 A CN 106033840A
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Abstract
The invention discloses an antenna device, a control method for the same and an electronic device. The antenna device comprises a first antenna unit, a second antenna, a frequency band control unit, and a switch unit; the first antenna unit can transmit a first antenna signal including multiple frequency bands; the multiple frequency bands comprise a first frequency band and a second frequency band; the frequency of the second frequency band is different from that of the first frequency band; the second antenna unit can transmit a second antenna signal and the frequency band of the second antenna signal comprises the first frequency band; the frequency band control unit is connected to the first antenna unit and transmits the signal of the second frequency in the first antenna signal between the first antenna unit and a signal transceiver corresponding to the second frequency band; and the switch unit is used for connecting at least one of the frequency band control unit and the second antenna unit to a signal transceiver corresponding to the first frequency band for transmitting the signal of the first frequency band. The antenna device, the control method and the electronic device can avoid insertion loss of a switch unit on transmission paths of part of the antenna signals and improve signal quality of part of the antenna signals.
Description
Technical field
The present invention relates to communication technical field, more particularly, to a kind of antenna assembly, for its control
Method processed and electronic equipment.
Background technology
Along with the development of communication technology, electronic equipment can use different communication technologys to transmit voice,
Data etc..Part electronic equipment uses two antennas to ensure communication quality.Such as, coordinate in mobile phone
Main antenna uses diversity antenna, is effectively improved mobile phone and receives the sensitivity of wireless signal in the presence of a harsh environment.
Generally, the antenna that switch selects to be used for communicating from two antennas is set.Such as, exist
Switch is set between antenna and the passage of signal transceiver, the work switched according to the control break of electronic equipment
Make state, thus one received signal of two antennas is sent to signal receiver, and the most self-confident
The transmission signal of number transmitter is supplied to one of two antennas to launch removing.But, switch has insertion
Loss, this may greatly reduce signal quality in the case of received signal strength is more weak.
Accordingly, it is desired to provide a kind of technical scheme reduces the insertion loss of switch to the aerial signal in antenna
Impact.
Summary of the invention
Disclosure embodiment provides a kind of antenna assembly, for its control method and electronic equipment, its
The insertion loss impact on aerial signal of switch can be reduced.
First aspect, it is provided that a kind of antenna assembly, is applied to an electronic equipment, and described antenna assembly can
Including: first antenna unit, it is possible to transmit the first antenna signal of multiple frequency range, the plurality of frequency range includes
First frequency range and the second frequency range, the frequency of the second frequency range is different from the frequency of described first frequency range；Second day
Line unit, it is possible to transmit the second aerial signal, the frequency range of this second aerial signal includes described first frequency range；
Frequency range control unit, is connected to first antenna unit, described first antenna unit and with the second frequency range pair
The signal of the second frequency range in described first antenna signal is transmitted between the signal transceiver answered；Switch element,
Described frequency range control unit is connected to corresponding with the first frequency range with at least one in the second antenna element
Signal transceiver, for transmitting the signal with the first frequency range.
In conjunction with first aspect and above-mentioned implementation thereof, in another implementation of first aspect, described
First antenna unit and the second antenna element can be located separated from each other at the not coordination in described electronic equipment
Putting, the frequency of described second frequency range can be higher than the frequency of described first frequency range.
In conjunction with first aspect and above-mentioned implementation thereof, in another implementation of first aspect, described
Electronic equipment may be at time division duplex communication mode, and described switch element can be double-point double-throw switch,
This double-point double-throw switch can be used for being connected to one of described frequency range control unit and second antenna element and the
The signal transceiver that one frequency range is corresponding.
In conjunction with first aspect and above-mentioned implementation thereof, in another implementation of first aspect, described
Electronic equipment can also work in frequency duplex communications pattern, when described electronic equipment is from time division duplex communication
When pattern is switched to frequency duplex communications pattern, described double-point double-throw switch be controlled to by be connected to
One of two ports of the signal transceiver that first frequency range is corresponding are unsettled, and another by said two port
One is connected to duplexer.This duplexer be connected to for frequency duplex communications pattern with the first frequency range pair
The signal transceiver answered.
In conjunction with first aspect and above-mentioned implementation thereof, in another implementation of first aspect, described
Electronic equipment can be at frequency duplex communications pattern, and described switch element can be single-pole double-throw switch (SPDT).Should
One of described frequency range control unit and second antenna element can be connected to duplexer by single-pole double-throw switch (SPDT).
This duplexer is connected to the signal transceiver corresponding with the first frequency range, thus in described frequency range control unit and
The letter of the first frequency range is transmitted between one of second antenna element and the signal transceiver corresponding with the first frequency range
Number.
In conjunction with first aspect and above-mentioned implementation thereof, in another implementation of first aspect, described
Electronic equipment can include first receptor corresponding with the signal of the first frequency range and the second receptor.Described frequency
Section control unit can isolate the first frequency range from the first antenna signal that first antenna unit is received
Signal, and the signal of the first frequency range separated is sent to the first receptor.Described switch element can connect
Receive described second antenna element, and the signal of the first frequency range from the second antenna element is sent to
Two receptors.
Second aspect, it is provided that a kind of control method for antenna assembly, this antenna assembly is applied to one
Electronic equipment, and include first antenna unit, be connected to the frequency range control unit of first antenna unit,
Two antenna elements and switch element, described first antenna unit can transmit its frequency range and include the first frequency range
With the first antenna signal of the second frequency range, described second antenna element can transmit its frequency range and include the first frequency
Second aerial signal of section, described switch element is used to selectively connect to described frequency range control unit and second
Antenna element, described control method comprise the steps that the described switch element of control by described frequency range control unit and
At least one in second antenna element is connected to the signal transceiver corresponding with the first frequency range, with transmit and
Receive the aerial signal of the first frequency range；With described frequency range control unit is connected to corresponding with the second frequency range
Signal transceiver, thus transmit and receive the aerial signal of the second frequency range without described switch element.
In conjunction with second aspect, in a kind of implementation of second aspect, described first antenna unit and
Two antenna elements can be located separated from each other at the diverse location in described electronic equipment, described second frequency range
Frequency can be higher than the frequency of described first frequency range, described frequency range is controlled by the described switch element of described control
At least one in unit and the second antenna element is connected to the signal transceiver corresponding with the first frequency range and can wrap
Include: in the case of detecting that described first antenna unit is blocked, control described switch element by described
Second antenna element is connected to the signal transceiver corresponding with the first frequency range；Described second antenna detected
In the case of unit is blocked, controls described switch element and described frequency range control unit is connected to and first
The signal transceiver that frequency range is corresponding.
In conjunction with second aspect and above-mentioned implementation thereof, in another implementation of second aspect, described
Electronic equipment can be at time division duplex communication mode, and described switch element can be double-point double-throw switch, institute
State and control described switch element by least one connection in described frequency range control unit and the second antenna element
Comprise the steps that the described double-point double-throw switch of control is by described frequency range to the signal transceiver corresponding with the first frequency range
Control unit is connected to the signal transceiver corresponding with the first frequency range with one of second antenna element.
In conjunction with second aspect and above-mentioned implementation thereof, in another implementation of second aspect, described
Electronic equipment can also work in frequency duplex communications pattern, when described electronic equipment is from time division duplex communication
When pattern is switched to frequency duplex communications pattern, described frequency range is controlled single by the described switch element of described control
Unit is connected to the signal transceiver corresponding with the first frequency range with at least one in the second antenna element and also can wrap
Include: control two ports that the signal transceiver corresponding with the first frequency range is connected by described double-point double-throw switch
One of unsettled；Control described double-point double-throw switch and another in said two port be connected to duplexer,
This duplexer is connected to the signal transceiver corresponding with the first frequency range for frequency duplex communications pattern.
In conjunction with second aspect and above-mentioned implementation thereof, in another implementation of second aspect, described
Electronic equipment may be at frequency duplex communications pattern, and described switch element can be single-pole double-throw switch (SPDT),
The described switch element of described control is by least one in described frequency range control unit and the second antenna element even
Receive the signal transceiver corresponding with the first frequency range and comprise the steps that the described single-pole double throw of control is opened described frequency range
One of control unit and the second antenna element are connected to duplexer, and this duplexer is connected to and the first frequency range pair
The signal transceiver answered, in one of described frequency range control unit and the second antenna element with first
The signal of the first frequency range is transmitted between the signal transceiver that frequency range is corresponding.
In conjunction with second aspect and above-mentioned implementation thereof, in another implementation of second aspect, described
Electronic equipment can include first receptor corresponding with the signal of the first frequency range and the second receptor, described control
Method processed may also include that and utilizes frequency range control unit from the first antenna signal that first antenna unit receives
Isolate the signal of the first frequency range, and the signal of the first frequency range separated is sent to the first receptor.
The described switch element of described control is by least one in described frequency range control unit and the second antenna element even
Receive the signal transceiver corresponding with the first frequency range and comprise the steps that the described switch element of control is connected to described the
Two antenna elements are without connected to described frequency range control unit, with by the first frequency from the second antenna element
The signal of section is sent to the second receptor.
The third aspect, it is provided that a kind of electronic equipment, including antenna assembly as above.
Antenna assembly in disclosure embodiment, the control method for it and the technical scheme of electronic equipment
In, by suitably arranging switch element position in antenna assembly, it is possible at some antennas signal
Avoid the insertion loss of switch element on transmission path, thus improve the signal matter of this some antennas signal
Amount.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of disclosure embodiment, below will be to embodiment or existing skill
In art description, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below
It is only some embodiments of the disclosure, for those of ordinary skill in the art, is not paying creation
Property work on the premise of, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the block diagram schematically illustrating the antenna assembly according to disclosure embodiment；
Fig. 2 schematically illustrates the distribution in the electronic device of the antenna element in the antenna assembly of Fig. 1；
Fig. 3 is the block diagram of the first Working Examples of the antenna assembly schematically illustrating Fig. 1；
Fig. 4 is the block diagram of the second Working Examples of the antenna assembly schematically illustrating Fig. 1；
Fig. 5 is the block diagram of the 3rd Working Examples of the antenna assembly schematically illustrating Fig. 1；
Fig. 6 is the block diagram of the 4th Working Examples of the antenna assembly schematically illustrating Fig. 1；
Fig. 7 is the stream schematically illustrating the control method for antenna assembly according to disclosure embodiment
Cheng Tu.
Detailed description of the invention
Below in conjunction with the accompanying drawing in disclosure embodiment, the technical scheme in disclosure embodiment is carried out
Clearly and completely describe, it is clear that described embodiment be a part of embodiment of the disclosure rather than
Whole embodiments.
In the disclosure, when be described to particular elements between first component and second component time, at this
Intervening elements can be there is, it is also possible to do not exist between two parties between particular elements and first component or second component
Parts；When being described to particular elements and connecting other parts, this particular elements can be with other parts described
It is directly connected to and not there is intervening elements, can not also be directly connected to other parts described and have between two parties
Parts.
Fig. 1 is the block diagram schematically illustrating the antenna assembly 100 according to disclosure embodiment.This antenna
Device 100 can be applicable to any electronic equipment, includes but not limited to computer, personal digital assistant, shifting
Mobile communication terminal, audiovisual players etc..It is right that the type of the electronic equipment that antenna assembly is applied to is not constituted
The restriction of the disclosure.Described electronic equipment includes signal transceiver.When aerial signal to be launched, should
Signal transceiver can output signal being launched via antenna assembly by this signal；When sky to be received
During line signal, antenna assembly reception antenna signal, and send this aerial signal to signal transceiver and carry out
Reception processes.Additionally, described signal transceiver can be one or more.Such as, when antenna signal packet
When including the signal of two different frequency ranges, can have two letters the most corresponding from these two different frequency ranges
Number transceiver.
As it is shown in figure 1, this antenna assembly 100 includes: first antenna unit 110, it is possible to transmit multiple
The first antenna signal of frequency range, the plurality of frequency range includes the first frequency range f1 and the second frequency range f2, the second frequency range
Frequency be different from the frequency of described first frequency range；Second antenna element 120, it is possible to transmit the second antenna
Signal, the frequency range of this second aerial signal includes described first frequency range f1；Frequency range control unit 130, even
Receive first antenna unit 110, receive at described first antenna unit 110 and the signal corresponding with the second frequency range
Send out the signal of the second frequency range f2 transmitted between device TR2 in described first antenna signal；Switch element 140,
At least one in described frequency range control unit 130 and the second antenna element 120 is connected to and the first frequency
The signal transceiver TR1 that section is corresponding, for transmitting the signal with the first frequency range.
First antenna unit 110 can be loop aerial, slot antenna, unipole antenna or plane inverse-F
Shape antennas (PIFA) etc., its particular type does not constitute the restriction to disclosure embodiment.Typically,
One antenna element 110 can include Department of Radiation, feed end, earth terminal etc..Existing or future can be used
The various technology occurred realize described first antenna unit 110, and it can be with the bandwidth of aerial signal, electricity
The bulk of subset etc. are appropriately arranged with.Can select different types of for different communications bands
Antenna.As example, when the communications band of electronic equipment is the frequency range less than 1GHz, can use
Unipole antenna or PIFA antenna are as first antenna unit 110.When the communication frequency of electronic equipment is frequency
During frequency range higher than 1GHz, loop aerial can be used as first antenna unit 110.
In the disclosure, first antenna unit 110 can transmit the first frequency range f1 and the second frequency range f2
First antenna signal.The frequency of the second frequency range is different from the frequency of described first frequency range.Typically, second
The frequency of frequency range is more than the frequency of described first frequency range.The frequency of the first frequency range for example, GSM900's is low
Frequency range, its frequency range is 890MHz to 954MHz.The frequency of the second frequency range for example, GSM1800
Original text frequency range, its frequency range is 1710MHz to 1820MHz.Hereinafter, with the frequency of the second frequency range
Rate is described more than as a example by the frequency of described first frequency range.
Second antenna element 120 can be loop aerial, slot antenna, unipole antenna or plane inverse-F
Shape antennas (PIFA) etc., its particular type does not constitute the restriction to disclosure embodiment.Typically,
Two antenna elements 120 can include Department of Radiation, feed end, earth terminal etc., it is possible to uses existing or incites somebody to action
The various technology occurred realize.Structure and the type of the second antenna element 120 can be with aerial signals
Bandwidth, the bulk etc. of electronic equipment are appropriately arranged with.Can select not for different communications bands
The second antenna element 120 with type.The frequency of the second aerial signal that the second antenna element 120 is transmitted
The frequency range of the first antenna signal that section is transmitted with first antenna unit 110 partly overlaps.This is second day
The frequency range of line signal also includes described first frequency range f1.Typically, in the second aerial signal with first day
Overlapped frequency bands f1 of line signal is in order to ensure electronic equipment communication quality in the first frequency range f1.First day
Line unit 110 is main antenna, and the second antenna element 120 is to cooperate with main antenna and uses diversity antenna, effectively
Improve electronic equipment and receive the sensitivity of wireless signal in the presence of a harsh environment.It should be noted that the second aerial signal
Frequency range can also include other frequency range in addition to the first frequency range f1, it is also possible to do not include other frequency range.
The antenna element (110 and 120) that Fig. 2 schematically illustrates in the antenna assembly of Fig. 1 sets at electronics
Distribution in Bei.As it is shown in figure 1, described first antenna unit 110 and the second antenna element 120 are each other
It is discretely located in the diverse location in described electronic equipment.Specifically, first antenna unit 110 is positioned at electricity
The sidepiece of subset, the second antenna element 120 is positioned at the lower end of electronic equipment.Electronic equipment was communicating
Communication quality in journey can receive the impact of surrounding.Such as, when antenna element is held, should
The communication frequency of antenna element may offset and reduce communication quality.It is as a example by mobile phone by electronic equipment, when
It is positioned at the first antenna unit 110 of mobile phone sidepiece when being held, the second antenna element 120 can be used to hold
The transmission of the aerial signal of row the first frequency range.Generally, the low frequency part in radiofrequency signal is prone to receive outside
The impact of environment, and the high-frequency signal in radiofrequency signal has more preferable capacity of resisting disturbance for external environment condition.
Correspondingly, first overlapping frequency range f1 of first antenna signal and the second aerial signal can be to be prone to receive
The low-frequency range of external environment influence, the frequency of the second frequency range f1 in first antenna signal is more than this first frequency
The frequency of section f1.
Frequency range control unit 130 is connected to first antenna unit 110, is used for controlling first antenna unit 110
The transmission of each frequency range in the first antenna signal transmitted.The function class of this frequency range control unit 130
It is similar to the function of antenna switch module (ASM, Antenna Switch Module), and has and ASM
Similar structure.As example, this frequency range control unit 130 can include switching device, wave filter, put
One or more in big device etc., and also other device can be included.Such as, at TDD communication pattern
In, the switching device in described frequency range control unit 130 is hilted broadsword four throw switch and includes four signals
Path.Described four signal paths are for example, used for the first path of the signal transmission of the first frequency range, are used for
The alternate path of the signal reception of the first frequency range, the third path of signal transmission for the second frequency range, use
In the fourth passage that the signal of the second frequency range receives.Any one in first path and third path can be wrapped
Include the front-end amplifier for signal to be sent is amplified, described alternate path and fourth passage
Any one can include the wave filter of noise for filtering received signal.This hilted broadsword four throw switch will
First antenna unit 110 is connected in four circuit.It is to say, frequency range control unit 130
Signaling zone from each frequency range in the first antenna signal of first antenna unit 110 can be separated,
And it is sent to the receptor corresponding with this frequency range.Frequency range control unit 130 can also be at transmission antenna signal
Time, the signal that will send is transferred to first antenna unit.In embodiment of the disclosure, frequency range controls
Unit 130 is connected only to first antenna unit 110.When frequency range control unit 130 also needed to second day
When line unit 120 is controlled, it may be coupled to first antenna unit 110 and the second antenna element 120
The two, even may be also connected to more antenna element.
In embodiment of the disclosure, the second aerial signal from the second antenna element 120 only includes
The first frequency range in first antenna signal, and do not include the second frequency range in first antenna signal.In frequency range
Control unit 130 makes a distinction the first frequency band signals of the first antenna signal from first antenna unit 110
After the second frequency band signals, the signal of the second frequency range in first antenna signal is sent to and the second frequency
The signal transceiver TR2 that section is corresponding, to realize transmission and the reception of the aerial signal of this second frequency range.Aobvious
So, the signal of the second frequency range in first antenna signal is not through switch element 140.It is to say,
The insertion of switch element 140 is not had to damage on the transmission path of the signal of the second frequency range in first antenna signal
Consumption such that it is able to improve the communication quality of the signal of this second frequency range.
From the first antenna signal of first antenna unit 110 with from the second of the second antenna element 120
Aerial signal all includes the signal of the first frequency range f1.Switch element 140 is according to the job demand of electronic equipment
Operating, it can be by least in described frequency range control unit 130 and the second antenna element 120
Individual it is connected to the signal transceiver corresponding with the first frequency range, for transmitting the signal with the first frequency range.
Electronic equipment may only need the signal utilizing an antenna element to transmit the first frequency range, and this is such as
Occurring at the second antenna element 120 is in the case of the Backup Antenna in first antenna unit 110.Specifically
Ground, in the case of the distribution of the antenna element shown in Fig. 2, first antenna unit 110 is used acquiescently
In transmitting the signal of the first frequency range f1, switch element 140 is by described frequency range control unit 130 and is connected to
The signal transceiver TR1 corresponding with the first frequency range；If first antenna unit 110 is held or due to it
Its reason and the signal that the first frequency range is corresponding can not be transmitted, then electronic device instructions switch element 140 is by institute
State the second antenna element 120 and be connected to the signal transceiver TR1 corresponding with the first frequency range.Additionally, at electricity
In the case of subset needs to utilize two antenna elements to transmit the signal of the first frequency range, switch element 140
Described frequency range control unit 130 both is connected to corresponding with the first frequency range with the second antenna element 120
Signal transceiver TR1.
Analyze it can be seen that the signal of the second frequency range in first antenna signal is without switch according to above
Unit 140 and be connected to the signal transceiver TR2 corresponding with the second frequency range, thus avoid due to switch
The insertion loss that unit 140 causes.But, if switch element to be placed in first antenna unit 110 He
Between second antenna element 120 and described frequency range control unit 130, then first antenna signal and second day
The signal of all frequency ranges in line signal will be through switch element 140, thus in the transmission path of signal
On all there is insertion loss.
In the technical scheme of the said antenna device 100 of disclosure embodiment, open by suitably arranging
Close unit position in antenna assembly, it is possible to avoid switch single on the transmission path of some antennas signal
The insertion loss of unit, thus improve the signal quality of this some antennas signal.
Fig. 3 is the block diagram of the first Working Examples of the antenna assembly 100 schematically illustrating Fig. 1.At figure
In 3, the part identical with Fig. 1 have employed identical reference and indicate.In Fig. 3 first day
First antenna list in line unit the 110, second antenna element 120 and frequency range control unit 130 and Fig. 1
Unit's the 110, second antenna element 120 is identical with frequency range control unit 130, and for first in Fig. 3
The transmission of the second frequency range in aerial signal is identical with Fig. 1.
In figure 3, described electronic equipment is in time division duplex (TDD, Time Division Duplex)
Communication pattern.Described switch element 140 can be double-point double-throw switch.This double-point double-throw switch is used for will
Described frequency range control unit 130 is connected to the letter corresponding with the first frequency range with one of second antenna element 120
Number transceiver TR1.As shown in Figure 4, described double-point double-throw switch includes four ports, i.e. port 1,2,
3、4。
In TDD communication pattern, transmitting and the reception signal of electronic equipment are at same frequency channels not
With carry out in time slot, using the certain guarantee time to be separated each other, it is right that it need not to distribute
Claim the frequency of frequency range, and can control flexibly in each channel, change the length ratio sending and receiving the period
Example.At double-point double-throw switch, frequency range control unit 130 is connected to the signal transmitting and receiving corresponding with the first frequency range
During device TR1, the port 4 of described double-point double-throw switch is connected to port when sending the signal of the first frequency range
1, and it is connected to port 3 when receiving the signal of the first frequency range.Similarly, will at double-point double-throw switch
When second antenna element 120 is connected to the signal transceiver TR1 corresponding with the first frequency range, described double-pole is double
The port 2 of throw switch is connected to port 1 when sending the signal of the first frequency range, and is receiving the first frequency
Section signal time be connected to port 3.
Under TDD communication pattern, generally use surface acoustic wave (SAW, surface acoustic wave)
The aerial signal received from antenna element is filtered by wave filter, to improve received signal quality.?
Other device, such as linear amplifier it is also possible that between SAW filter and signal transceiver TR1.
Additionally, under TDD communication pattern, for aerial signal to be launched, signal transceiver TR1 with
Power amplifier can also be set between switch element 140, to improve the radiation of aerial signal to be sent
Power.Connected mode between switch element 140 and signal transceiver TR1 is not constituted to be implemented the disclosure
The restriction of example.
Fig. 4 is the block diagram of the second Working Examples of the antenna assembly 100 schematically illustrating Fig. 1.At figure
In 4, the part identical with Fig. 3 have employed identical reference and indicate.In Fig. 4 first day
First antenna list in line unit the 110, second antenna element 120 and frequency range control unit 130 and Fig. 3
Unit's the 110, second antenna element 120 is identical with frequency range control unit 130, and for first in Fig. 4
The transmission of the second frequency range in aerial signal is identical with Fig. 4.In the diagram, identical with Fig. 3, described in open
Closing unit 140 is also double-point double-throw switch.This double-point double-throw switch is for by described frequency range control unit 130
It is connected to the signal transceiver TR1 corresponding with the first frequency range with one of second antenna element 120.
Fig. 4 Yu Fig. 3 difference is that described electronic equipment is in FDD (FDD, Frequency
Division Duplex) duty of double-point double-throw switch in communication pattern, and Fig. 3 also there occurs
Change.In FDD communication pattern, need two independent channel frequencys, channel frequency be used for
Lower transmission information, one other channel frequency is used for being passed up information.One is had between two channel frequencys
Individual protection frequency range, to prevent from producing between neighbouring transmitter and receiver interfering.Therefore, FDD
Communication pattern must use paired frequency, and has only to a COM1 with switch element 140 even
Connect.
When described electronic equipment is switched to FDD communication pattern from TDD communication pattern, described double-pole is double
Throw switch is controlled as unsettled for one of two ports being connected to the signal transceiver corresponding with the first frequency range
(the most in the diagram by unsettled for port 3), and by another (such as, the Fig. 4 in said two port
In port 1) be connected to duplexer.Frequency range control unit 130 is connected to by described double-point double-throw switch
During corresponding with the first frequency range signal transceiver TR1, the port 1 of described double-point double-throw switch is connected to end
Mouth 4.At double-point double-throw switch, the second antenna element 120 is connected to the signal corresponding with the first frequency range receive
When sending out device TR1, the port 1 of described double-point double-throw switch is connected to port 2.
As shown in Figure 4, the port 1 of described double-point double-throw switch is connected to and the first frequency range via duplexer
Corresponding signal transceiver TR1.Duplexer is by the transmitting signal under FDD communication pattern and receives signal phase
Isolation, it is ensured that receive and launch and can normally work simultaneously.Additionally, under FDD communication pattern, for
Aerial signal Tx to be launched, can also arrange power amplification between signal transceiver TR1 and duplexer
Device, to improve the radiant power of aerial signal to be sent；For aerial signal Rx to be received, at letter
Number other device can also be set between transceiver TR1 and duplexer.Double-point double-throw switch and signal transmitting and receiving
Connected mode between device TR1 does not constitute the restriction to disclosure embodiment.
In conjunction with Fig. 3 and Fig. 4 it can be seen that be the situation of double-point double-throw switch at described switch element 140
In, antenna assembly can be made TDD communication mould is applicable to by controlling the duty of double-point double-throw switch
Both formula and FDD communication pattern, thus improve motility and the scope of application of antenna assembly 100.
Fig. 5 is the block diagram of the 3rd Working Examples of the antenna assembly schematically illustrating Fig. 1.In Figure 5,
The part identical with Fig. 4 have employed identical reference and indicate.First antenna unit in Fig. 5
110, the second antenna element 120 and frequency range control unit 130 and the first antenna unit 110 in Fig. 3,
Second antenna element 120 is identical with frequency range control unit 130, in first antenna signal in Fig. 5
The transmission of the second frequency range f2 identical with Fig. 4, and described electronic equipment is also at FDD communication pattern.
Fig. 5 with Fig. 4 difference is, described switch element 140 be single-pole double-throw switch (SPDT) rather than
It it is double-point double-throw switch as Fig. 4.As it is shown in figure 5, this single-pole double-throw switch (SPDT) include port 1,2,
3.Single-pole double-throw switch (SPDT) in Fig. 5 is by one of described frequency range control unit 130 and second antenna element 120
It is connected to duplexer.This duplexer is connected to the signal transceiver corresponding with the first frequency range, thus described
Frequency range control unit 130 and one of second antenna element 120 and the signal transceiver corresponding with the first frequency range
The signal of the first frequency range f1 is transmitted between TR1.About this duplexer and it is with signal transceiver TR1
Connection with switch element 140 may refer to the description carried out above in conjunction with Fig. 4.
When the port 1 of described single-pole double-throw switch (SPDT) is connected to port 3, by frequency range control unit 130 even
Receive signal transceiver TR1.When the port 1 of described single-pole double-throw switch (SPDT) is connected to port 2, by
Two antenna elements 120 are connected to signal transceiver TR1.Single-pole double-throw switch (SPDT) in Figure 5 makes switch
Realizing of unit is relatively easy and easily controllable.
Fig. 6 is the block diagram of the 4th Working Examples of the antenna assembly schematically illustrating Fig. 1.In figure 6,
The part identical with Fig. 1 have employed identical reference and indicate.First antenna unit in Fig. 6
110, the second antenna element 120 and frequency range control unit 130 and the first antenna unit 110 in Fig. 1,
Second antenna element 120 is identical with frequency range control unit 130, in first antenna signal in Fig. 6
The transmission of the second frequency range f2 identical with Fig. 1.Switch element 140 in Fig. 6 can be that single-pole double throw is opened
Pass, double-point double-throw switch, or other type of switch.Electronic equipment may operate in various communication pattern,
Include but not limited to FDD communication pattern, TDD communication pattern.
The difference of Fig. 6 with Fig. 1 is, the aerial signal of the first frequency range f1 is used diversity reception.
Described frequency range control unit 130 is isolated from the first antenna signal that first antenna unit 110 is received
The signal of the first frequency range f1, and first that the signal of the first frequency range separated is sent in electronic equipment
Receptor Rx1.Described switch element 140 is connected to described second antenna element, and will be from second day
The signal of the first frequency range f1 of line unit is sent to the second receptor Rx2.In figure 6, for the first frequency
The signal of section f1 uses first antenna unit 110 and the second antenna element 120 to carry out two-way reception, and right
Received signal processes, to increase the accuracy of the data utilizing the signal of the first frequency range f1 to transmit.
This can effectively utilize the advantage of two antenna elements, it is to avoid the wasting of resources.Those skilled in the art
Be appreciated that combine Fig. 3-Fig. 5 describe antenna assembly in can also increase as shown in Figure 6 point
Collection receives, and concrete implementation mode no longer describes.
After being described above the antenna assembly of disclosure embodiment, any said antenna device that includes
Electronic equipment is also in the open scope of disclosure embodiment.
Fig. 7 is the stream schematically illustrating the control method for antenna assembly according to disclosure embodiment
Cheng Tu.Control method shown in Fig. 7 can be applicable to the antenna assembly described above in conjunction with Fig. 1.Described sky
Line apparatus can include first antenna unit, be connected to the frequency range control unit of first antenna unit, second day
Line unit and switch element.Described first antenna unit can transmit its frequency range and include the first frequency range and
The first antenna signal of two frequency ranges.Described second antenna element can transmit its frequency range and include the first frequency range
Second aerial signal.Described switch element is used to selectively connect to described frequency range control unit and the second antenna
Unit.
First antenna unit can be loop aerial, slot antenna, unipole antenna or plane inverse-F shape sky
Lines (PIFA) etc., its particular type does not constitute the restriction to disclosure embodiment.First antenna unit can
It is appropriately arranged with the bulk etc. according to signal bandwidth, electronic equipment.Can be for different communication frequencies
Section selects different types of antenna.First antenna unit can transmit the first frequency range f1 and the second frequency range f2
First antenna signal.The frequency of the second frequency range is different from the frequency of described first frequency range.Typically,
The frequency of two frequency ranges is more than the frequency of described first frequency range.
The particular type of the second antenna element does not the most constitute the restriction to disclosure embodiment, it is possible to use
Various technology that are existing or that occur in the future realize.The structure of the second antenna element and type can be with antennas
The bandwidth of signal, the bulk etc. of electronic equipment are appropriately arranged with.Can come for different communications bands
Select different types of second antenna element.The frequency range of the second aerial signal that the second antenna element is transmitted
Also described first frequency range f1 is included, thus the frequency range of the first antenna signal transmitted with first antenna unit
Partly overlap.Typically, in the second aerial signal with overlapped frequency bands f1 of first antenna signal in order to
Ensure electronic equipment communication quality in the first frequency range f1.First antenna unit can be main antenna, the
Two antenna elements can be to cooperate with main antenna and use diversity antenna, are effectively improved electronic equipment in adverse circumstances
The sensitivity of lower reception wireless signal.It should be noted that the frequency range of the second aerial signal can also include except
Other frequency range outside one frequency range f1, it is also possible to do not include other frequency range.
Frequency range control unit can include wave filter etc..As example, this frequency range control unit can by from
The signaling zone of each frequency range in the first antenna signal of first antenna unit separately, and is sent to and this frequency
The receptor that section is corresponding.Frequency range control unit can also be when transmission antenna signal, the signal that will send
It is transferred to first antenna unit.When frequency range control unit also needs to be controlled the second antenna element,
It may be coupled to both first antenna unit and the second antenna element, even may be also connected to more
Antenna element.
Switch element can be single-pole double-throw switch (SPDT), double-point double-throw switch etc..Work according to electronic equipment
Needing, at least one in described frequency range control unit and the second antenna element can be connected by switch element
To the signal transceiver corresponding with the first frequency range, for transmitting the signal with the first frequency range.
As it is shown in fig. 7, described control method comprises the steps that described frequency range is controlled by the described switch element of control
At least one in unit and the second antenna element is connected to the signal transceiver corresponding with the first frequency range, with
Transmit and receive the aerial signal (S710) of the first frequency range；With described frequency range control unit is connected to and the
The signal transceiver that two frequency ranges are corresponding, thus transmit and receive the second frequency range without described switch element
Aerial signal (S720).
First antenna signal from first antenna unit and the second aerial signal from the second antenna element
All include the signal of the first frequency range f1.Electronic equipment may only need to utilize an antenna element to transmit
The signal of one frequency range, such as there is the Backup Antenna in the second antenna element is first antenna unit in this
In situation.Described first antenna unit and the second antenna element can be located separated from each other at described electronics and set
Diverse location in Bei.Correspondingly, described by described frequency range control unit and the second antenna element extremely
Few one be connected to the signal transceiver (S710) corresponding with the first frequency range comprise the steps that detect described
In the case of first antenna unit is blocked, controls described switch element and described second antenna element is connected
To the signal transceiver corresponding with the first frequency range；In the situation detecting that described second antenna element is blocked
In, control described switch element and described frequency range control unit is connected to the signal receipts corresponding with the first frequency range
Send out device.Concrete description can be participated in and combine the description that Fig. 2 is carried out.Additionally, need profit at electronic equipment
Transmit the signal of the first frequency range with two antenna elements in the case of, switch element can be by described frequency range
Control unit both is connected to the signal transceiver corresponding with the first frequency range with the second antenna element.
In S720, make a distinction first antenna signal from first antenna unit in frequency range control unit
After first frequency band signals and the second frequency band signals, the signal of the second frequency range in first antenna signal is passed
Deliver to the signal transceiver corresponding with the second frequency range, with realize the aerial signal of this second frequency range transmission and
Receive.The signal of the second frequency range in first antenna signal is not through switch element.It is to say, the
The insertion loss of switch element is not had on the transmission path of the signal of the second frequency range in one aerial signal, from
And the communication quality of the signal of this second frequency range can be improved.
When antenna assembly is in the duty shown in Fig. 3, i.e. described electronic equipment is in TDD
Communication pattern, described switch element is double-point double-throw switch, in S710, can control described double-pole double
Described frequency range control unit is connected to the letter corresponding with the first frequency range with one of second antenna element by throw switch
Number transceiver.Concrete content is referred to Fig. 3 and combines the description that Fig. 3 is carried out.
It is in the case of the duty shown in Fig. 4 at antenna assembly, when described electronic equipment is from the time-division
When duplex communication mode is switched to frequency duplex communications pattern, in S710, described double-pole can be controlled double
One of two ports that the signal transceiver corresponding with the first frequency range is connected by throw switch are unsettled；And control institute
Stating double-point double-throw switch and another in said two port is connected to duplexer, this duplexer is connected to
The signal transceiver corresponding with the first frequency range for frequency duplex communications pattern.Concrete content can be joined
Examine Fig. 4 and combine the description that Fig. 4 is carried out.
Being in the case of the duty shown in Fig. 5 at antenna assembly, described electronic equipment is in frequency division
Duplex communication mode, described switch element is single-pole double-throw switch (SPDT), in S710, can control described list
Dpdt double-pole double-throw (DPDT) is opened and one of described frequency range control unit and second antenna element is connected to duplexer, this duplexer
It is connected to the signal transceiver corresponding with the first frequency range, for described frequency range control unit and second day
The signal of the first frequency range is transmitted between one of line unit and the signal transceiver corresponding with the first frequency range.Specifically
Content be referred to Fig. 5 and combine the description that Fig. 5 is carried out.
Being in the case of the duty shown in Fig. 6 at antenna assembly, described electronic equipment includes and the
The first receptor that the signal of one frequency range is corresponding and the second receptor, described control method also includes: utilize
Frequency range control unit isolates the letter of the first frequency range from the first antenna signal that first antenna unit receives
Number, and the signal of the first frequency range separated is sent to the first receptor (S730), such as the void in Fig. 7
Shown in line.In S710, described switch element can be controlled and be connected to described second antenna element and do not connect
Receive described frequency range control unit, be sent to the signal by the first frequency range from the second antenna element
Two receptors.Concrete content is referred to Fig. 6 and combines the description that Fig. 6 is carried out.
In the technical scheme of the above-mentioned control method of disclosure embodiment, single by suitably arranging switch
Unit position in antenna assembly also controls the operation of this switch element, it is possible at some antennas signal
Avoid the insertion loss of switch element on transmission path, thus improve the signal matter of this some antennas signal
Amount.
Those skilled in the art is it can be understood that arrive, and for convenience and simplicity of description, above-mentioned retouches
Implementing of device involved in the control method for antenna assembly stated and unit, is referred to
Diagram in aforementioned means embodiment and operation, do not repeat them here.
In several embodiments provided herein, it should be understood that disclosed apparatus and method, can
To realize by another way.Such as, the part steps in said method embodiment can be carried out again
Combination, or can execution sequence before changing section step.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited to
In this, any those familiar with the art, can be easily in the technical scope that the invention discloses
Expect change or replace, all should contain within protection scope of the present invention.Therefore, the protection of the present invention
Scope should described be as the criterion with scope of the claims.
Claims (13)
1. an antenna assembly, is applied to an electronic equipment, and described antenna assembly includes:
First antenna unit, it is possible to transmit the first antenna signal of multiple frequency range, the plurality of frequency range includes
One frequency range and the second frequency range, the frequency of the second frequency range is different from the frequency of described first frequency range；
Second antenna element, it is possible to transmit the second aerial signal, the frequency range of this second aerial signal includes institute
State the first frequency range；
Frequency range control unit, is connected to first antenna unit, described first antenna unit and with second frequency
The signal of the second frequency range in described first antenna signal is transmitted between the signal transceiver that section is corresponding；
Switch element, at least one in described frequency range control unit and the second antenna element is connected to
The signal transceiver that first frequency range is corresponding, for transmitting the signal with the first frequency range.
Antenna assembly the most according to claim 1, wherein, described first antenna unit and the second antenna list
Unit is located separated from each other at the diverse location in described electronic equipment, and the frequency of described second frequency range is higher than institute
State the frequency of the first frequency range.
Antenna assembly the most according to claim 1, wherein, described electronic equipment is in time division duplex communication
Pattern, described switch element is double-point double-throw switch, and this double-point double-throw switch is for controlling described frequency range
One of unit and the second antenna element are connected to the signal transceiver corresponding with the first frequency range.
Antenna assembly the most according to claim 3, wherein, described electronic equipment can also work in frequency division
Duplex communication mode, when described electronic equipment is switched to frequency duplex communications mould from time division duplex communication mode
During formula, described double-point double-throw switch is controlled as to be connected to the signal transceiver corresponding with the first frequency range
One of two ports are unsettled, and another in said two port is connected to duplexer, this duplexer
It is connected to the signal transceiver corresponding with the first frequency range for frequency duplex communications pattern.
Antenna assembly the most according to claim 1, wherein, described electronic equipment is in frequency duplex communications
Pattern, described switch element is single-pole double-throw switch (SPDT), and this single-pole double-throw switch (SPDT) is by described frequency range control unit
Being connected to duplexer with one of second antenna element, this duplexer is connected to the signal corresponding with the first frequency range
Transceiver, thus at described frequency range control unit and one of second antenna element and corresponding with the first frequency range
The signal of the first frequency range is transmitted between signal transceiver.
Antenna assembly the most according to claim 1, wherein, described electronic equipment includes and the first frequency range
The first receptor that signal is corresponding and the second receptor,
Described frequency range control unit isolates first from the first antenna signal that first antenna unit is received
The signal of frequency range, and the signal of the first frequency range separated is sent to the first receptor,
Described switch element is connected to described second antenna element, and by from the first of the second antenna element
The signal of frequency range is sent to the second receptor.
7., for a control method for antenna assembly, this antenna assembly is applied to an electronic equipment, and wraps
Include first antenna unit, be connected to the frequency range control unit of first antenna unit, the second antenna element and
Switch element, described first antenna unit can transmit its frequency range and include the of the first frequency range and the second frequency range
One aerial signal, described second antenna element can transmit its frequency range and include the second antenna letter of the first frequency range
Number, described switch element is used to selectively connect to described frequency range control unit and the second antenna element, described
Control method includes:
Control described switch element by least one in described frequency range control unit and the second antenna element even
Receive the signal transceiver corresponding with the first frequency range, to transmit and to receive the aerial signal of the first frequency range；With
Described frequency range control unit is connected to the signal transceiver corresponding with the second frequency range, thus without
Described switch element ground transmits and receives the aerial signal of the second frequency range.
Control method the most according to claim 7, wherein, described first antenna unit and the second antenna list
Unit is located separated from each other at the diverse location in described electronic equipment, and the frequency of described second frequency range is higher than institute
Stating the frequency of the first frequency range, the described switch element of described control is by described frequency range control unit and the second antenna
At least one in unit is connected to the signal transceiver corresponding with the first frequency range and includes:
In the case of detecting that described first antenna unit is blocked, control described switch element by described
Second antenna element is connected to the signal transceiver corresponding with the first frequency range；
In the case of detecting that described second antenna element is blocked, control described switch element by described
Frequency range control unit is connected to the signal transceiver corresponding with the first frequency range.
Control method the most according to claim 7, wherein, described electronic equipment is in time division duplex communication
Pattern, described switch element is double-point double-throw switch, and the described switch element of described control is by described frequency range control
At least one in unit processed and the second antenna element is connected to the signal transceiver bag corresponding with the first frequency range
Include:
Control described double-point double-throw switch one of described frequency range control unit and second antenna element to be connected to
The signal transceiver corresponding with the first frequency range.
Control method the most according to claim 9, wherein, described electronic equipment can also work in frequency
Division duplex communication pattern, when described electronic equipment is switched to frequency duplex communications from time division duplex communication mode
During pattern, the described switch element of described control by described frequency range control unit and the second antenna element extremely
Few one is connected to the signal transceiver corresponding with the first frequency range and also includes:
Control two ports that the signal transceiver corresponding with the first frequency range is connected by described double-point double-throw switch
One of unsettled；
Control described double-point double-throw switch and another in said two port is connected to duplexer, this pair
Multiplexer is connected to the signal transceiver corresponding with the first frequency range for frequency duplex communications pattern.
11. control methods according to claim 7, wherein, described electronic equipment is in FDD and leads to
Letter pattern, described switch element is single-pole double-throw switch (SPDT), and the described switch element of described control is by described frequency range
Control unit is connected to the signal transceiver corresponding with the first frequency range with at least one in the second antenna element
Including:
Control described single-pole double throw open one of described frequency range control unit and second antenna element are connected to double
Multiplexer, this duplexer is connected to the signal transceiver corresponding with the first frequency range, in described frequency range control
The first frequency is transmitted between one of unit processed and the second antenna element and the signal transceiver corresponding with the first frequency range
The signal of section.
12. control methods according to claim 7, wherein, described electronic equipment includes and the first frequency range
The first receptor corresponding to signal and the second receptor, described control method also includes: utilize frequency range control
Unit processed isolates the signal of the first frequency range from the first antenna signal that first antenna unit receives, and will
The signal of the first frequency range separated is sent to the first receptor,
The described switch element of described control is by least in described frequency range control unit and the second antenna element
Individual it be connected to the signal transceiver corresponding with the first frequency range and include: control described switch element and be connected to described
Second antenna element is without connected to described frequency range control unit, with by from the first of the second antenna element
The signal of frequency range is sent to the second receptor.
13. 1 kinds of electronic equipments, including the antenna assembly as according to any one of claim 1 to 6.
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| CN201510114167.5A CN106033840B (en) | 2015-03-16 | 2015-03-16 | Antenna assembly, control method and electronic equipment for it |
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| CN201510114167.5A CN106033840B (en) | 2015-03-16 | 2015-03-16 | Antenna assembly, control method and electronic equipment for it |
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| CN107394363A (en) * | 2017-06-22 | 2017-11-24 | 深圳市金立通信设备有限公司 | A kind of external antenna device, its connection method and terminal |
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| WO2018177412A1 (en) * | 2017-03-31 | 2018-10-04 | 维沃移动通信有限公司 | Antenna control system and method and mobile terminal |
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| CN106033840B (en) | 2019-04-23 |
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