CN107919523A - A kind of antenna assembly and mobile terminal - Google Patents
A kind of antenna assembly and mobile terminal Download PDFInfo
- Publication number
- CN107919523A CN107919523A CN201711044957.6A CN201711044957A CN107919523A CN 107919523 A CN107919523 A CN 107919523A CN 201711044957 A CN201711044957 A CN 201711044957A CN 107919523 A CN107919523 A CN 107919523A
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- antenna
- signal
- feed
- frequency range
- withdrawal device
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
- H01Q5/335—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors at the feed, e.g. for impedance matching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/10—Resonant antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/50—Feeding or matching arrangements for broad-band or multi-band operation
Abstract
The embodiment of the present application provides a kind of antenna assembly and mobile terminal, wherein, which includes：Multifrequency antenna, withdrawal device, the first feed and the second feed, the multifrequency antenna are connected with one end of withdrawal device；The other end of the withdrawal device is all connected with the first feed and the second feed.Antenna assembly and mobile terminal provided by the embodiments of the present application, by setting the first feed and the second feed for multifrequency antenna, and the extraction of different frequency range signal is carried out by increasing withdrawal device, obtain the signal of multiple frequency ranges, so as to which the function of the multiple frequency band signals of transmitting-receiving can be achieved using a multifrequency antenna, reach the multiduty effect of an antenna, and then it can effectively reduce the average occupied space of antenna, meet the needs of arranging a variety of antennas in mobile terminal small space, be more advantageous to using MIMO technology with promotion signal efficiency of transmission.
Description
Technical field
This application involves mobile communication technology field, more particularly to a kind of antenna assembly and mobile terminal.
Background technology
At present, mobile terminal such as mobile phone becomes essential consumer electronics in people's daily life.With electricity
The fast development of the sub- communication technology, the function of mobile terminal is more and more, its communication mode is also more and more.In order to meet difference
Communication requirement, need to set a variety of communication antennas at present in mobile phone, such as primary antenna, WiFi antennas, gps antenna, Bluetooth antenna
Deng.
Currently, since the signal frequency range of different antennae is different, each antenna is separately positioned, mutiple antennas in mobile phone
Setting make it that interior of mobile phone space is more and more compacter.And in order to improve signal transmitting and receiving efficiency, MIMO (English full name：
Multiple-Input Multiple-Output, Chinese：Multiple Input Multiple Output) technology receives more and more favors,
MIMO technology is sent and received signal at the same time using multiple antennas, can exponentially improve traffic rate, still, the reality of MIMO technology
Apply needs and more antennas are set in mobile phone, this nothing proposes severeer choose suspected of existing compact mobile phone space
War, therefore, MIMO technology is had not been able to popularization and application by mobile phone space constraints.
In view of the above problems, at present there is an urgent need to a kind of less antenna assembly of occupied space, to meet in mobile terminal
The demand of a variety of antennas of arrangement in small space, and then be more advantageous to using MIMO technology with promotion signal efficiency of transmission.
The content of the invention
The purpose of the embodiment of the present application is to provide a kind of antenna assembly and mobile terminal, so as to utilizing a multifrequency antenna
The function of the multiple frequency band signals of transmitting-receiving can be achieved, reach the multiduty effect of an antenna, and then can effectively reduce antenna
Average occupied space, meets the needs of arranging a variety of antennas in mobile terminal small space, is more advantageous to applying MIMO technology
With promotion signal efficiency of transmission.
In order to solve the above technical problems, what the embodiment of the present application was realized in：
In a first aspect, the embodiment of the present application provides a kind of antenna assembly, including：Multifrequency antenna, withdrawal device, the first feed
With the second feed；
The multifrequency antenna is connected with one end of the withdrawal device, for receiving the signal of multiple frequency ranges, and by described in
The signal transmission of multiple frequency ranges is to the withdrawal device；
The other end of the withdrawal device is all connected with first feed and second feed；
The withdrawal device, for being extracted to the signal of the multiple frequency range, and the first frequency range that extraction is obtained
Signal is sent to first feed, and the signal for extracting the second obtained frequency range is sent to second feed.
Second aspect, the embodiment of the present application provide a kind of mobile terminal, first aspect are provided with the mobile terminal
The antenna assembly.
Antenna assembly and mobile terminal provided by the embodiments of the present application, the antenna assembly include：Multifrequency antenna, withdrawal device,
First feed and the second feed, the multifrequency antenna are connected with one end of withdrawal device；The other end of the withdrawal device and the first feed
It is all connected with the second feed.By setting the first feed and the second feed for multifrequency antenna, and carried out not by increasing withdrawal device
With the extraction of frequency band signals, the signal of multiple frequency ranges is obtained, so that the multiple frequency ranges of transmitting-receiving can be achieved using a multifrequency antenna
The function of signal, reaches the multiduty effect of an antenna, and then can effectively reduce the average occupied space of antenna, meets moving
The demand of a variety of antennas of arrangement, is more advantageous to using MIMO technology with promotion signal efficiency of transmission in dynamic terminal small space.
Brief description of the drawings
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in application, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is a kind of schematic diagram of antenna assembly provided by the embodiments of the present application；
Fig. 2 is a kind of schematic diagram of the antenna assembly based on slot antenna provided by the embodiments of the present application；
Fig. 3 a are the schematic diagram of the antenna assembly provided by the embodiments of the present application comprising high pass circuit；
Fig. 3 b are that low frequency signal flows to schematic diagram in the antenna assembly provided by the embodiments of the present application comprising high pass circuit；
Fig. 3 c flow to schematic diagram for the antenna assembly high frequency signal provided by the embodiments of the present application comprising high pass circuit；
Fig. 4 is a kind of connection diagram of high pass circuit provided by the embodiments of the present application；
Fig. 5 is the connection diagram of another high pass circuit provided by the embodiments of the present application；
Fig. 6 is a kind of schematic diagram of the antenna assembly of achievable MIMO provided by the embodiments of the present application；
Fig. 7 is a kind of schematic diagram of the antenna assembly with multiple second feeds provided by the embodiments of the present application；
Fig. 8 is a kind of schematic diagram of withdrawal device provided by the embodiments of the present application；
Fig. 9 is the structure diagram of mobile terminal provided by the embodiments of the present application；
Reference numeral：
10 represent multifrequency antenna, and 20 represent withdrawal device, and 30 represent the first feed, and 40 represent the second feed, and 50 represent single-frequency
Antenna, 60 represent the 3rd feed, and 90 represent mobile terminal；
102 represent slot antenna, and 103 represent load point, and 104 represent match circuit, and 105 represent high pass circuit, and 106 represent
RF switch, 107 represent matching device；
1021 represent the first long side, and 1022 represent the second long side, and 1023 represent the first short side；
1051 represent the sub- high pass circuit that resonance point is 1.5GHZ, and the son that 1052 expression resonance points are 2.4GHZ is high to be powered
Road, 1053 represent the sub- high pass circuit that resonance point is 5GHZ；
1061 represent single-pole double-throw switch (SPDT)；
201 represent the first band-pass circuit for gps signal, and 202 represent the second band-pass circuit for Bluetooth signal,
203 represent the 3rd band-pass circuit for 5GWiFi signals；
401 represent GPS feeds, and 402 represent bluetooth feed, and 403 represent 5GWiFi feeds；
501 represent load point, and 502 represent match circuit；
901 represent radio frequency unit, and 902 represent mixed-media network modules mixed-media, and 903 represent audio output unit, and 904 represent input unit,
905 represent sensor, and 906 represent display unit, and 907 represent user input unit, and 908 represent interface unit, and 909 represent storage
Device, 910 represent processor, and 911 represent power supply.
Embodiment
It is in order to make those skilled in the art better understand the technical solutions in the application, real below in conjunction with the application
The attached drawing in example is applied, the technical solution in the embodiment of the present application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.It is common based on the embodiment in the application, this area
Technical staff's all other embodiments obtained without creative efforts, should all belong to the application protection
Scope.
In the embodiment of the present application, mobile terminal is the terminal device with wireless communication function, include but not limited to mobile phone,
Tablet computer, laptop, palm PC, car-mounted terminal, wearable device etc., the embodiment of the present application using common mobile phone as
Example illustrates.
Fig. 1 is a kind of schematic diagram of antenna assembly provided by the embodiments of the present application, as shown in Figure 1, the antenna assembly includes：
Multifrequency antenna 10, withdrawal device 20, the first feed 30 and the second feed 40；
Above-mentioned multifrequency antenna 10 is connected with one end of above-mentioned withdrawal device 20, for receiving the signal of multiple frequency ranges, and will
The signal transmission of multiple frequency ranges is to above-mentioned withdrawal device 20；
The other end of above-mentioned withdrawal device 20 is all connected with above-mentioned first feed 30 and above-mentioned second feed 40；
Above-mentioned withdrawal device 20, the signal for multiple frequency ranges to getting extract, and will extract first obtained
The signal of frequency range is sent to the first feed 30, and the signal for extracting the second obtained frequency range is sent to the second feed 40.
In the embodiment of the present application, by setting the first feed 30 and the second feed 40 for multifrequency antenna 10, and pass through increase
Withdrawal device 20 carries out the extraction of different frequency range signal, the signal of multiple frequency ranges is obtained, so as to utilize a multifrequency antenna 10
Realize the function of receiving and dispatching multiple frequency band signals, reach the multiduty effect of an antenna, and then can effectively reduce being averaged for antenna
Occupied space, meets the needs of arranging a variety of antennas in mobile terminal small space, is more advantageous to using MIMO technology to carry
Rise effectiveness.
Wherein, above-mentioned multifrequency antenna 10 refers to the antenna that can receive or radiate multiple frequency band signals, for example, multifrequency antenna
10 can be operated in 700MHZ to the antenna of cline frequency between 2700MHZ.Above-mentioned withdrawal device 20 can pass through band-pass circuit
Realize, only allow the signal of designated frequency band to pass through and the nonpassage of signal mistake of remaining frequency range, to be got from above-mentioned multifrequency antenna 10
Multiple frequency ranges signal in extract the signal of designated frequency band and be distributed to each feed.It is easily understood that above-mentioned withdrawal device
20 can include multiple band-pass circuits of respectively the first feed 30 and the second feed 40 extraction corresponding frequency band, each band-pass circuit point
The signal of respective corresponding frequency band is indescribably taken to be sent to corresponding first feed, 30 and second feed 40；Above-mentioned withdrawal device 20 can also
At least one band-pass circuit that designated frequency band signal is extracted for the first feed 30 is only included, withdrawal device 20 can be from multifrequency antenna at this time
The signal of the first frequency range is extracted in the signal of the 10 multiple frequency ranges got and is sent to the first feed 30, and the letter of remaining frequency range
Number it is not extracted by and flows directly into the second feed 40, or above-mentioned withdrawal device 20 can also be only included to extract for the second feed 40 and referred to
Determine at least one band-pass circuit of frequency band signals, withdrawal device 20 can be from the signal for multiple frequency ranges that multifrequency antenna 10 is got at this time
The signal of the second frequency range of middle extraction is simultaneously sent to the second feed 40, and the signal of remaining frequency range is not extracted by and flows directly into first
Feed 30；It can realize that withdrawal device 20 provides different frequency range letter respectively for the first feed 30 and the second feed 40 in the application
Number purpose, within the protection domain of the application.
In the embodiment of the present application, said antenna device is by configuring multifrequency antenna 10, withdrawal device 20,30 and of the first feed
Second feed 40, and extracted using the multiple-frequency signal that withdrawal device 20 obtains multifrequency antenna 10, extraction is then obtained
The signal of one frequency range and the signal of the second frequency range are transferred to the first feed 30 and the second feed 40 respectively；So as to utilize a multifrequency
Antenna 10 is the function that the multiple frequency band signals of transmitting-receiving can be achieved, and reaches the multiduty effect of an antenna, for example, above-mentioned first feed
30 can antenna feed, above-mentioned second feed 40 can be GPS feeds based on, and the working frequency range of above-mentioned multifrequency antenna 10 is compatible main
The frequency range and GPS frequency ranges of antenna, the letter of GPS frequency ranges is extracted using withdrawal device 20 from the multiple-frequency signal that multifrequency antenna 10 obtains
Number GPS feeds are sent to, the signal of primary antenna frequency range are sent to primary antenna feed, you can realize using a multifrequency antenna 10
Two kinds of functions of primary antenna and gps antenna, and realize two kinds of letters of primary antenna signal and gps antenna signal if desired in the prior art
Number transmission-receiving function, it is necessary to two antennas, i.e. primary antenna and gps antenna are separately set, since the occupied space of antenna mainly takes
Certainly in the size of radiator, existing primary antenna and gps antenna need each to set a radiator, that is, need to set two spokes
Beam, and only need to set a radiator that two kinds of signals of primary antenna signal and gps antenna signal can be achieved in the application
Transmission-receiving function, therefore, by the application the above embodiment, can effectively reduce the average occupied space of antenna, meet moving
The demand of a variety of antennas of arrangement in dynamic terminal small space.And if on the basis of there is primary antenna and gps antenna, pass through
Primary antenna is improved to the antenna assembly at the same time with primary antenna and gps antenna function, it is possible to do not increasing antenna number
In the case of amount, realize that MIMO communicates using the antenna assembly and former gps antenna, therefore, the application the above embodiment is favourable
In application MIMO technology with promotion signal efficiency of transmission.
In the specific implementation, slot antenna is because occupying little space and obtaining extensively should with higher effectiveness
With next, the application illustrates said antenna device by taking slot antenna as an example.
Fig. 2 is a kind of schematic diagram of the antenna assembly based on slot antenna provided by the embodiments of the present application, the base shown in Fig. 2
It is that change is implemented on the basis of the antenna assembly shown in Fig. 1 in the antenna assembly of slot antenna, related content repeats no more,
It refer to the corresponding embodiment explanations of above-mentioned Fig. 1 to be understood, as shown in Fig. 2, above-mentioned multifrequency antenna 10 includes being opened in electric Jie
Slot antenna 102, load point 103 and match circuit 104 on matter substrate 101；
Above-mentioned slot antenna 102 includes the first long side 1021 and the second long side 1022；
Above-mentioned load point 103 is arranged in the first long side 1021, and above-mentioned load point 103 passes through match circuit 104 and pumping
Device 20 is taken to be connected.
Partial earthing of the above-mentioned dielectric base plate 101 below slot antenna 102, the first feed 30 and the second feed 40
(the first feed 30 and the second feed 40 can be connect ground connection by being connected to the part of the above-mentioned lower section of slot antenna 102 respectively
Ground), if in this way, above-mentioned slot antenna 102 receives electromagnetic wave and produces resonance, both can be from above-mentioned load point 103 to above-mentioned
First feed 30 and above-mentioned second feed, 40 FD feed.The present embodiment by using slot antenna, have occupy little space and
The advantages of effectiveness is high.
It should be noted that the slot antenna 102 shown in Fig. 2 is aperture slots, in the specific implementation, can also use
Remain silent gap；The shape of above-mentioned slot antenna 102 is also not limited to rectangle, can also be carried using crescent shape or half crescent shape etc.
The shape of curl, can also use the gap with one or more turnings, and those skilled in the art can combine actual demand
Flexibly change is implemented, and the application is not intended to limit the concrete shape of above-mentioned slot antenna 102.
Further, it is contemplated that may have interference between the multiple-frequency signal that multifrequency antenna 10 receives, be not easy to signal
Extraction, therefore, the application is improved the antenna assembly shown in Fig. 2, please refers to Fig.3 a, and Fig. 3 a carry for the embodiment of the present application
The schematic diagram of the antenna assembly comprising high pass circuit supplied, the antenna assembly shown in Fig. 3 a is in the antenna assembly shown in Fig. 2
On the basis of change implement, related content repeats no more, refer to above-mentioned Fig. 2 corresponding embodiments explanation and understood, such as schemed
The high energization being connected respectively with the first long side 1021 and the second long side 1022 is equipped with shown in 3a, in above-mentioned slot antenna 102
Road 105；The high pass circuit 105, for turning on the signal of the second frequency range.
Wherein, high pass circuit 105 refers to signal conduction more than rated frequency, and the signal below rated frequency is cut
Circuit structure only, can be by high-frequency signal and low frequency signal by setting high pass circuit 105 in above-mentioned slot antenna 102
Significantly distinguished, be identified and carry so as to be conducive to the multiple-frequency signal that above-mentioned withdrawal device 20 obtains multifrequency antenna 10
Take.
By taking above-mentioned first feed 30 is main antenna feed as an example, the signal of above-mentioned first frequency range is main antenna band, specifically
Include the frequency range of tri- subdivisions of LB, MB and HB, wherein, the band limits of LB is 0.7-0.96GHZ, and the band limits of MB is
The band limits of 1.71-2.17GHZ, HB are 2.3-2.69GHZ, can in the embodiment of the present application by setting high pass circuit 105
To realize the separation of the signal of multiple frequency ranges using more simple circuit structure.
More specifically, by taking above-mentioned second feed 40 is GPS feeds as an example, the signal of above-mentioned second frequency range is GPS frequency ranges,
The scope of GPS frequency ranges is 1.5-1.62GHZ, above-mentioned in order to which preferably gps signal is identified and is extracted from multiple-frequency signal
High pass circuit 105 can be arranged to the resonance point of 1.4GHZ, and the signal code higher than 1.4GHZ can flow through above-mentioned high pass circuit
105, the signal code less than 1.4GHZ cannot then flow through above-mentioned high pass circuit 105, wherein, the resonance point of high pass circuit 105
It can be adjusted and set according to actual needs, to ensure that high pass circuit 105 can be to the signal conduction of the second frequency range.
What Fig. 3 b and Fig. 3 c showed the corresponding low frequency signal of the above embodiment and high-frequency signal flows to schematic diagram：
As shown in Figure 3b, low frequency (being considered as low frequency, such as LB less than the high pass circuit 105 resonance point) electric current of primary antenna is from feedback
Access point 103 flows into slot antenna 102, turns left along 102 top edge of slot antenna and flows to the first short side of slot antenna 102
1023, then 102 opening of slot antenna is flow back into by 102 lower edge of slot antenna again.
As shown in Figure 3c, high frequency (being considered as high frequency higher than 105 resonance point of high pass circuit, such as MB, HB) electric current of primary antenna
Slot antenna 102 is flowed into from load point 103 with the electric current of GPS frequency ranges, turns left along 102 top edge of slot antenna and flows to high energization
Road 105 flows to 102 lower edge of slot antenna and returns to 102 opening of slot antenna.
Above-mentioned Fig. 3 a are into the embodiment shown in 3c, although high pass circuit 105 ends the signal below resonance point,
It cannot accomplish completely switched off, the signals of primary antenna LB frequency ranges has part by high pass circuit 105, causes high pass circuit 105 right
The loss of primary antenna LB frequency band signals；For this reason, the application the embodiment shown in Fig. 3 a to 3c can also be improved it is as follows：
Fig. 4 is a kind of connection diagram of high pass circuit provided by the embodiments of the present application, as shown in figure 4, above-mentioned high energization
105 one end of road is connected with the second long side 1022, and the other end of above-mentioned high pass circuit 105 passes through 106 and first long side of RF switch
1021 connections.By controlling the opening and closing of RF switch 106, above-mentioned high pass circuit 105 can be controlled completely switched off or turned on, example
Such as, when the signal of the second frequency range need not be extracted, RF switch 106 can be disconnected, so that the low-frequency current of primary antenna
All flowed according to the path shown in Fig. 3 b, avoid loss of the high pass circuit 105 to primary antenna LB frequency band signals.
Wherein, the embodiment shown in above-mentioned Fig. 4 can to avoid loss of the high pass circuit 105 to primary antenna LB frequency band signals,
But since primary antenna MB, HB frequency band signals and the signal of GPS frequency ranges are all turned on by high pass circuit 105, and high pass circuit 105
Signal more than resonance point can not be accomplished it is fully on, therefore, when primary antenna operates in MB or HB frequency ranges, high pass circuit
105 can cause to be lost to the signals of MB or HB frequency ranges, based on this, the application can also to the embodiment shown in Fig. 4 further into
Row improves as follows：
Fig. 5 is the connection diagram of another high pass circuit provided by the embodiments of the present application, as shown in figure 5, above-mentioned radio frequency
Switch 106 includes single-pole double-throw switch (SPDT) 1061, and the moved end of the single-pole double-throw switch (SPDT) 1061 is connected with above-mentioned first long side 1021, should
One non-moving end of single-pole double-throw switch (SPDT) 1061 is connected with above-mentioned high pass circuit 105, the single-pole double-throw switch (SPDT) 1061 another
Non-moving end is connected by matching device 107 with above-mentioned second long side 1022.Wherein, above-mentioned matching device 107 be for primary antenna MB,
The match circuit that the conducting of HB frequency band signals is set, can use 0 Ohmic resistance, inductively or capacitively etc. realize, can be according to main day
The debugging of line determines specific embodiment.
Based on the embodiment shown in Fig. 5, single-pole double-throw switch (SPDT) 1061 can individually turn on high pass circuit 105 or matching device
107, can also both it be not turned on.And conducting and the off-state of single-pole double-throw switch (SPDT) 1061, effect is than high pass circuit 105 more
It is good, that is, smaller is lost.In the present embodiment, two states can be set according to GPS functions whether enabling (with the second frequency range
Signal be gps signal exemplified by illustrate)：
1) when without GPS functions：
If primary antenna is in LB, single-pole double-throw switch (SPDT) 1061 is off, that is, is not turned on.Primary antenna LB frequencies at this time
Section electric current is all flowed according to the path shown in Fig. 3 b；
If primary antenna is in MB/HB, single-pole double-throw switch (SPDT) 1061 switches to the electric current stream of matching device 107, at this time MB/HB
Xiang Wei：From load point 103 flow into slot antenna 102, turn left along 102 top edge of slot antenna flow to matching device 107 flow to
102 lower edge of slot antenna returns to 102 opening of slot antenna.
So when without using GPS functions, the performance of guarantee primary antenna that can be optimal.Wherein, single-pole double-throw switch (SPDT) 1061
On off state can be with according to whether the working frequency range for enabling GPS functions and primary antenna determines.
2) when using GPS：
Single-pole double-throw switch (SPDT) 1061 switches to high pass circuit 105, and at this time as the embodiment shown in Fig. 4, withdrawal device 20 can
To receive the signal of the signal of primary antenna LB frequency ranges and GPS frequency ranges, and the signal for therefrom extracting GPS frequency ranges is sent to second
Feed 40 (GPS feeds), and the signal of remaining LB frequency ranges is sent to the first feed 30 (primary antenna feed).
The antenna assembly provided based on above-described embodiment, the application can utilize the antenna occupied space of smaller to realize MIMO
Antenna, Fig. 6 is a kind of schematic diagram of the antenna assembly of achievable MIMO provided by the embodiments of the present application, as shown in fig. 6, above-mentioned day
Line apparatus further includes：3rd feed 60 and the single-band antenna 50 being arranged on above-mentioned dielectric base plate 101；
Above-mentioned single-band antenna 50 is connected with above-mentioned 3rd feed 60, for receiving the signal of the 3rd frequency range, and by this
The signal of three frequency ranges is sent to above-mentioned 3rd feed 60, wherein, the 3rd frequency range is identical with the second frequency range.
For example, above-mentioned first feed 30 can antenna feed, above-mentioned second feed 40 be GPS feeds based on, correspondingly, on
The signal for stating the first frequency range is the signal of main antenna band, and the signal of above-mentioned second frequency range is the signal of GPS frequency ranges, i.e. primary antenna
A multifrequency antenna 10 is shared with GPS, is improved to using aforesaid way that there is main day at the same time so by an original primary antenna
The antenna assembly of line function and gps antenna function, you can realize primary antenna compatible with GPS antenna, realize the multiplexing of primary antenna, make it
It adds additional GPS functions.
It is another by being opened up again on above-mentioned dielectric base plate 101 on the basis of GPS functions are realized in the multiplexing of above-mentioned primary antenna
One slot antenna, and load point 501 and match circuit 502 are set in the slot antenna, you can single-band antenna 50 is obtained, should
Single-band antenna 50 can receive the signal of the 3rd frequency range and be sent to the 3rd feed 60, if the signal of the 3rd frequency range is also GPS frequencies
The signal of section, then, GPS can be formed by being multiplexed the second feed 40 of primary antenna and the 3rd feed 60 based on single-band antenna 50
The mimo system of signal.
Pass through the above embodiment, it is not necessary to add extra gps antenna in the terminal, it is only necessary to based on the application
Embodiment realizes the multiplexing of primary antenna, you can forms mimo system using the GPS functions and former gps antenna of primary antenna.
As the change embodiment of the above embodiment, above-mentioned single-band antenna can also be substituted using multifrequency antenna 10
50, to form the mimo system of primary antenna signal and the mimo system of gps signal at the same time, embodiment is referred to foregoing
Embodiment change is implemented, and details are not described herein again.
It should be noted that in any of the above embodiment, above-mentioned second feed 40 is not limited to GPS feeds, can also
It is WiFi feeds (5GHZ or 2.4GHZ), bluetooth feed, ZigBee feeds etc., correspondingly, the signal of above-mentioned second frequency range also may be used
To be WiFi signal (5GHZ or 2.4GHZ), Bluetooth signal, ZigBee signals etc., it is only necessary to the pumping of accommodation withdrawal device 20
Take frequency range (in the case of equipped with high pass circuit 105, also adaptability adjusts the resonance point of high pass circuit 105), you can
Using the multiplexing of primary antenna, the mimo system of WiFi signal, Bluetooth signal are realized on the basis of additional antenna is not increased
The mimo system of mimo system or ZigBee signals.
It is easily understood that the application embodiment can not only utilize the multiplexing of primary antenna to realize single frequency range
MIMO, can also realize the MIMO of multiple frequency ranges at the same time, refer to Fig. 7, and Fig. 7 is provided by the embodiments of the present application a kind of with more
The schematic diagram of the antenna assembly of a second feed 40, as shown in fig. 7, the quantity of above-mentioned second feed 40 is multiple；Above-mentioned extraction
Device 20 is used to extract the signal of the second multiple and different frequency ranges from the signal of the multiple frequency ranges got, and by each the of extraction
The signal of two frequency ranges is separately sent to corresponding second feed 40.
For example, the quantity of the second feed 40 is 3, wherein, this 3 the second feeds 40 are respectively GPS feeds 401, bluetooth
Feed 402 and 5GWiFi feeds 403, correspondingly, above-mentioned withdrawal device 20 is from the signal for multiple frequency ranges that multifrequency antenna 10 obtains
The signal of the second frequency range extracted includes gps signal, Bluetooth signal and 5GWiFi signals, by by gps signal, Bluetooth signal and
5GWiFi signals are respectively sent to corresponding GPS feeds 401, bluetooth feed 402 and 5GWiFi feeds 403, you can realize main day
Multiplexing of the line to the signal of gps signal, Bluetooth signal and 5GWiFi signals this 3 frequency ranges, and then gps signal is realized at the same time
The mimo system of mimo system, the mimo system of Bluetooth signal and 5GWiFi signals.
Corresponding, in the above-described embodiment, the son that above-mentioned high pass circuit 105 can also include multiple and different resonance points is high
Circuit passband, as sub- high pass circuit 1051, resonance point that resonance point is 1.5GHZ be 2.4GHZ sub- high pass circuit 1052 and resonance
Point is the sub- high pass circuit 1053 of 5GHZ, in order to which withdrawal device 20 preferably knows gps signal, Bluetooth signal and 5GWiFi
Not and extract.
Wherein, can in above-mentioned withdrawal device 20 in order to the extraction of compatible with GPS signal, Bluetooth signal and 5GWiFi signals
To set multiple band-pass circuits, Fig. 8 is refer to, Fig. 8 is a kind of schematic diagram of withdrawal device 20 provided by the embodiments of the present application, is such as schemed
Shown in 8, above-mentioned withdrawal device 20 includes the multiple band-pass circuits being connected in series；
Each above-mentioned band-pass circuit is connected with above-mentioned second feed 40, for the signal from the multiple frequency ranges got
In filter out the signal of corresponding second frequency range, and the signal of second frequency range is sent to the second coupled feed
40。
For example, above-mentioned withdrawal device 20 includes the first band-pass circuit 201 for gps signal, second for Bluetooth signal
Band-pass circuit 202 and the 3rd band-pass circuit 203 for 5GWiFi signals, with extract respectively gps signal, Bluetooth signal and
5GWiFi signals are simultaneously sent to GPS feeds 401, bluetooth feed 402 and 5GWiFi feeds 403, and remaining after successively extracting
Signal is sent to primary antenna feed.
In addition, in order to ensure that the signal for being sent to primary antenna feed matches with primary antenna feed, may be used also in withdrawal device 20
Including the band-pass circuit for primary antenna signal, to be sent with extracting primary antenna signal to primary antenna feed, the embodiment
In, it can connect with other band-pass circuits in withdrawal device 20 for the band-pass circuit of primary antenna signal, can also be in parallel, its is equal
It can realize the purpose that the signal for being sent to primary antenna feed matches with above-mentioned primary antenna feed.
It should be noted that in above-mentioned Fig. 1 into the embodiment shown in Fig. 8, mainly with the first feed 30 for main antenna feed
Source has carried out exemplary illustration, but above-mentioned first feed 30 is not limited to primary antenna feed, and above-mentioned multifrequency antenna 10 is also and unlimited
In primary antenna.For example, above-mentioned first feed 30 can be GPS feeds, above-mentioned second feed 40 can be bluetooth feed, above-mentioned more
Frequency antenna 10 can be the antenna that can receive gps signal and Bluetooth signal, in this way, can be achieved using a multifrequency antenna 10
Two functions of gps antenna and Bluetooth antenna, can equally reduce the average occupied space of antenna in mobile terminal, meet in movement
The demand of a variety of antennas of arrangement, is more advantageous to using MIMO technology with promotion signal efficiency of transmission in terminal small space.
In the specific embodiment that the application provides, it refer to Fig. 3 a and understood, based on above-mentioned first feed 30
Antenna feed, above-mentioned second feed 40 are GPS feeds, in order to obtain more preferable resonance effect, improve signal and receive and send effect
Rate, said antenna device could be provided as meeting the structure of geometry constraint conditions：Above-mentioned slot antenna 102 is open seam
Gap, above-mentioned first long side 1021 are connected with above-mentioned second long side 1022 in one end of aperture slots by the first short side 1023；
The length of above-mentioned first long side 1021 is 40-50 millimeters, and the length of above-mentioned first short side 1023 is 1-4 millimeters；
The distance of opening of the above-mentioned load point 103 away from above-mentioned slot antenna 102 is 3-10 millimeters, above-mentioned high pass circuit 105
Distance with opening of the tie point of above-mentioned first long side 1021 away from above-mentioned slot antenna 102 is 20-30 millimeters.Based on above-mentioned knot
Structure, said antenna device can obtain more preferable resonance effect, and realize preferable signal reception and transmitting efficiency.
In the specific embodiment that the application provides, above-mentioned dielectric base plate 101 can be metallic plate, specifically can be with
It is metal battery cover of mobile terminal etc., so as to make full use of housing construction to carry out the transmitting-receiving of signal, reduces mobile terminal structure
Complexity and machine volume.In addition, being based on technical scheme, metal battery cover space anxiety can be solved, it is difficult to rise
Go out space to increase the problem of antenna is to realize mimo system.
In antenna assembly provided by the embodiments of the present application, which includes：Multifrequency antenna 10, withdrawal device 20, first
30 and second feed 40 of feed, the multifrequency antenna 10 are connected with one end of withdrawal device 20；The other end of the withdrawal device 20 and
One feed 30 and the second feed 40 are all connected with.By setting the first feed 30 and the second feed 40 for multifrequency antenna 10, and pass through
Increase the extraction that withdrawal device 20 carries out different frequency range signal, the signal of multiple frequency ranges is obtained, so as to utilize a multifrequency antenna 10
The function of the multiple frequency band signals of transmitting-receiving can be achieved, reach the multiduty effect of an antenna, and then can effectively reduce antenna
Average occupied space, meets the needs of arranging a variety of antennas in mobile terminal small space, is more advantageous to applying MIMO technology
With promotion signal efficiency of transmission.
The application also provides a kind of mobile terminal of the antenna assembly provided equipped with the application, and Fig. 9 is the embodiment of the present application
The structure diagram of the mobile terminal of offer, the mobile terminal can be the mobile terminal that said antenna device is related to.
As shown in figure 9, the mobile terminal 90 includes but not limited to：Radio frequency unit 901, mixed-media network modules mixed-media 902, audio output list
Member 903, input unit 904, sensor 905, display unit 906, user input unit 907, interface unit 908, memory
909th, the component such as processor 910 and power supply 911.It will be understood by those skilled in the art that the mobile terminal knot shown in Fig. 9
Structure does not form the restriction to mobile terminal, and mobile terminal can include components more more or fewer than diagram, or combine certain
A little components, or different components arrangement.
Radio frequency unit 901 can be used for the reception and transmission of signal.In general, radio frequency unit 901 includes but not limited to antenna, extremely
Few amplifier, transceiver, coupler, low-noise amplifier, a duplexer etc., wherein, the quantity of above-mentioned antenna can be
One or more, wherein at least one antenna include any antenna assembly that the application previous embodiment provides, Huo Zhezhi
A rare antenna is that change is implemented on the basis of any antenna assembly that the application previous embodiment provides.
Mobile terminal has provided wireless broadband internet to the user by mixed-media network modules mixed-media 902 and has accessed, and such as helps user to receive
Send e-mails, browse webpage and access streaming video etc..
Audio output unit 903 can be receiving by radio frequency unit 901 or mixed-media network modules mixed-media 902 or in memory 909
It is sound that the voice data of storage, which is converted into audio signal and exports,.Audio output unit 903 include loudspeaker, buzzer with
And receiver etc..
Input unit 904 is used to receive audio or video signal.Input unit 904 can include graphics processor
(Graphics Processing Unit, GPU) 9041 and microphone 9042.
Mobile terminal 90 further includes at least one sensor 905, such as optical sensor, motion sensor and other sensings
Device.Sensor 905 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, air pressure
Meter, hygrometer, thermometer, infrared ray sensor etc., details are not described herein.
Display unit 906 is used for the information for showing by information input by user or being supplied to user.Display unit 906 can wrap
Display panel 9061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configures display panel 9061.
User input unit 907 can be used for the numeral or character information for receiving input, and produce the use with mobile terminal
The key signals input that family is set and function control is related.Specifically, user input unit 907 include contact panel 9071 and
Other input equipments 9072.Other input equipments 9072 can include but is not limited to physical keyboard, function key (such as volume control
Button, switch key etc.), trace ball, mouse, operation lever, details are not described herein.
Interface unit 908 is the interface that external device (ED) is connected with mobile terminal 90.
Memory 909 can be used for storage software program and various data.Memory 909 can store application program and behaviour
Make system, it can include high-speed random access memory, can also include nonvolatile memory, for example, at least a disk
Memory device, flush memory device or other volatile solid-state parts.
Processor 910 is the control centre of mobile terminal, utilizes each of various interfaces and the whole mobile terminal of connection
A part, by running or performing the software program and/or module that are stored in memory 909, and calls and is stored in storage
Data in device 909, perform the various functions and processing data of mobile terminal, so as to carry out integral monitoring to mobile terminal.
In addition, mobile terminal 90 includes some unshowned function modules, details are not described herein.
In mobile terminal provided by the embodiments of the present application, which includes：Antenna assembly, the antenna assembly include：
Multifrequency antenna 10, withdrawal device 20, the first feed 30 and the second feed 40, the multifrequency antenna 10 are connected with one end of withdrawal device 20
Connect；The other end of the withdrawal device 20 is all connected with the first feed 30 and the second feed 40.By setting first for multifrequency antenna 10
30 and second feed 40 of feed, and by increasing the extraction of the progress different frequency range signal of withdrawal device 20, obtain the letter of multiple frequency ranges
Number, so as to be the function of the achievable multiple frequency band signals of transmitting-receiving using a multifrequency antenna 10, reach the multiduty effect of an antenna
Fruit, and then the average occupied space of antenna can be effectively reduced, meet to arrange a variety of antennas in mobile terminal small space
Demand, is more advantageous to using MIMO technology with promotion signal efficiency of transmission.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
, it is necessary to explanation in the description of the present application, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, or should
Application product using when the orientation usually put or position relationship, be for only for ease of description the application and simplify and describe, without
It is instruction or implies that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that as the limitation to the application.In addition, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and cannot manage
Solve to indicate or implying relative importance.
In the description of the present application, it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one
Connect body；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirect by intermediary
It is connected, can is the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in this application.
Finally it should be noted that：Embodiments herein is described above in conjunction with attached drawing, to illustrate the application
Technical solution, but the application is not limited to above-mentioned embodiment, and the protection domain of the application is not limited to
This, above-mentioned embodiment is only schematical, rather than restricted, although with reference to the foregoing embodiments to the application
It is described in detail, it will be understood by those of ordinary skill in the art that：Any one skilled in the art exists
In the technical scope that the application discloses, it can still modify the technical solution described in previous embodiment or can be easily
Expect changing, or equivalent substitution is carried out to which part technical characteristic；And these modifications, change or replacement, do not make phase
The essence of technical solution is answered to depart from the spirit and scope of the embodiment of the present application technical solution.The protection model in the application should all be covered
Within enclosing.Therefore, the protection domain of the application answers the scope of the claims of being subject to.
Claims (12)
- A kind of 1. antenna assembly, it is characterised in that including：Multifrequency antenna, withdrawal device, the first feed and the second feed；The multifrequency antenna is connected with one end of the withdrawal device, for receiving the signal of multiple frequency ranges, and will be the multiple The signal transmission of frequency range is to the withdrawal device；The other end of the withdrawal device is all connected with first feed and second feed；The withdrawal device, for being extracted to the signal of the multiple frequency range, and the signal that the first obtained frequency range will be extracted First feed is sent to, and the signal for extracting the second obtained frequency range is sent to second feed.
- 2. antenna assembly according to claim 1, it is characterised in that the multifrequency antenna includes：It is opened in dielectric base Slot antenna, load point and match circuit on plate；The slot antenna includes the first long side and the second long side；The load point is arranged in first long side, and the load point passes through the match circuit and the withdrawal device phase Connection.
- 3. antenna assembly according to claim 2, it is characterised in that be equipped with respectively with described first in the slot antenna The high pass circuit that long side is connected with second long side；The high pass circuit, for turning on the signal of second frequency range.
- 4. antenna assembly according to claim 3, it is characterised in that described high pass circuit one end connects with second long side Connect, the other end of the high pass circuit is connected by RF switch with first long side.
- 5. antenna assembly according to claim 4, it is characterised in that the RF switch includes single-pole double-throw switch (SPDT), institute The moved end for stating single-pole double-throw switch (SPDT) is connected with first long side, a non-moving end and the high pass of the single-pole double-throw switch (SPDT) Circuit connects, another non-moving end of the single-pole double-throw switch (SPDT) is connected by matching device with second long side.
- 6. antenna assembly according to claim 2, it is characterised in that further include：3rd feed is situated between with the electricity is arranged at Single-band antenna on matter substrate；The single-band antenna is connected with the 3rd feed, for receiving the signal of the 3rd frequency range, and by the 3rd frequency range Signal be sent to the 3rd feed, wherein, the 3rd frequency range is identical with second frequency range.
- 7. antenna assembly according to claim 1, it is characterised in that the quantity of second feed is multiple；The withdrawal device is used for the signal that the second multiple and different frequency ranges is extracted from the signal of the multiple frequency range, and will extract The signal of each second frequency range be separately sent to corresponding second feed.
- 8. antenna assembly according to claim 7, it is characterised in that the withdrawal device includes the multiple band logicals being connected in series Circuit；Each band-pass circuit is connected with second feed, for being filtered out from the signal of the multiple frequency range pair The signal for the second frequency range answered, and the signal of second frequency range is sent to second feed.
- 9. antenna assembly according to claim 3, it is characterised in that the slot antenna is aperture slots, described first Long side is connected with second long side in one end of the aperture slots by the first short side；The length of first long side is 40-50 millimeters, and the length of first short side is 1-4 millimeters；The distance of opening of the load point away from the slot antenna is 3-10 millimeters, the high pass circuit and first long side Opening of the tie point away from the slot antenna distance be 20-30 millimeters.
- 10. according to claim 1-9 any one of them antenna assemblies, it is characterised in that the signal of first frequency range includes Primary antenna signal；The signal of second frequency range includes at least one of gps signal, Bluetooth signal or WiFi signal.
- 11. a kind of mobile terminal, it is characterised in that set in the mobile terminal just like described in any one of claims 1 to 10 Antenna assembly.
- 12. mobile terminal according to claim 11, it is characterised in that the mobile terminal includes mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711044957.6A CN107919523A (en) | 2017-10-31 | 2017-10-31 | A kind of antenna assembly and mobile terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711044957.6A CN107919523A (en) | 2017-10-31 | 2017-10-31 | A kind of antenna assembly and mobile terminal |
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| Publication Number | Publication Date |
|---|---|
| CN107919523A true CN107919523A (en) | 2018-04-17 |
Family
ID=61895098
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711044957.6A Pending CN107919523A (en) | 2017-10-31 | 2017-10-31 | A kind of antenna assembly and mobile terminal |
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Application publication date: 20180417 |