CN205355237U - Antenna system and mobile terminal - Google Patents
Antenna system and mobile terminal Download PDFInfo
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- CN205355237U CN205355237U CN201620096505.7U CN201620096505U CN205355237U CN 205355237 U CN205355237 U CN 205355237U CN 201620096505 U CN201620096505 U CN 201620096505U CN 205355237 U CN205355237 U CN 205355237U
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- 239000002184 metal Substances 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000012634 fragment Substances 0.000 claims description 2
- 230000005855 radiation Effects 0.000 abstract description 6
- 230000005611 electricity Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000008054 signal transmission Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
Abstract
The utility model discloses an antenna system and mobile terminal, wherein, antenna system includes at least one sub - antenna system, sub - antenna system includes the antenna radiation body to and setting up first radio frequency frequency selector, second radio frequency frequency selector, the first signal source, second signal source, a matching network and the 2nd matching network on mobile terminal's mainboard, a matching network and the 2nd matching network are used for adjusting the antenna resonance frequency, common port on the radio frequency frequency selector is connected with antenna radiation body electricity, and a first signal source and a matching network correspond the frequency -selecting and hold and be connected respectively with on first radio frequency frequency selector and the second radio frequency frequency selector, and second signal source and the 2nd matching network correspond the frequency -selecting and hold and be connected in addition respectively with on first radio frequency frequency selector and the second radio frequency frequency selector. The utility model discloses reduce the quantity of the antenna radiation body among the mobile terminal, saved mobile terminal's space.
Description
Technical field
This utility model relates to technical field of mobile terminals, particularly relates to a kind of antenna system and mobile terminal.
Background technology
Current mobile terminal (such as mobile phone), is required for arranging antenna structure, is used for receiving signal；Antenna structure includes built-in aerial and external antenna, and along with people are more and more higher to the microminiaturized requirement of mobile terminal, existing mobile terminal is many based on built-in aerial.
In the terminal, it is usually provided with WiFi (wirelessfidelity, Wireless Fidelity) antenna, GPS (GlobalPositioningSystem, global positioning system) antenna, Bluetooth antenna and radio communication itself multiple antennas such as antenna, and each antenna is all separately design, occupy the space that mobile terminal is more, make the design of the terminal that volume requirement is increasingly less be increasingly difficult to.
Utility model content
In view of this, the purpose of this utility model is to propose a kind of antenna system and mobile terminal, to reduce antenna radiator, saves the space of mobile terminal.
For achieving the above object, this utility model adopts the following technical scheme that
On the one hand, this utility model embodiment provides a kind of antenna system, including at least one sub antenna system；Described sub antenna system includes antenna radiator, the first radio frequency frequency selector, the second radio frequency frequency selector, the first signal source, secondary signal source, the first matching network and the second matching network, described first matching network and described second matching network and is used for regulating antenna resonant frequency；
Described first radio frequency frequency selector includes the first frequency-selecting end, the second frequency-selecting end and the first common port, described second radio frequency frequency selector includes the 3rd frequency-selecting end, the 4th frequency-selecting end and the second common port, described first radio frequency frequency selector and described second radio frequency frequency selector are radio frequency frequency selector of the same race, described first frequency-selecting end is corresponding with described 3rd frequency-selecting end, and described second frequency-selecting end is corresponding with described 4th frequency-selecting end；
Described first common port and described second common port electrically connect with described antenna radiator respectively, the frequency-selecting end connection that described first signal source and described first matching network are corresponding with on described first radio frequency frequency selector and described second radio frequency frequency selector respectively, the frequency-selecting end connection that described secondary signal source and described second matching network are additionally corresponding with on described first radio frequency frequency selector and described second radio frequency frequency selector respectively；
Described first signal source, the first radio frequency frequency selector, antenna radiator, the second radio frequency frequency selector and the first matching network form first antenna, and described secondary signal source, the first radio frequency frequency selector, antenna radiator, the second radio frequency frequency selector and the second matching network form the second antenna.
On the other hand, this utility model embodiment provides a kind of mobile terminal, and described mobile terminal includes the antenna system described in one side face.
The beneficial effects of the utility model are: a kind of antenna system of this utility model offer and mobile terminal, this antenna system includes at least one sub antenna system, wherein the signal source of two kinds of different frequencies is fed in same antenna radiator by radio frequency frequency selector by each sub antenna system, reach the effect of one antenna radiator of two kinds of antenna duplexers, relatively reduce the quantity of antenna radiator, save the space of mobile terminal.
Accompanying drawing explanation
Following by of the present utility model exemplary embodiment is described in detail with reference to the drawings, the person of ordinary skill in the art is more clear that above-mentioned and other feature and advantage of the present utility model, in accompanying drawing:
Fig. 1 is the structural representation of the antenna system that this utility model embodiment one provides；
Fig. 2 is the structural representation of the antenna system neutron antenna system that this utility model embodiment one provides；
Signal transmission path schematic diagram when Fig. 3 is the first antenna work of this utility model embodiment one offer；
Signal transmission path schematic diagram when Fig. 4 is the second Antenna Operation of this utility model embodiment one offer；
Fig. 5 is the structural representation of the antenna system neutron antenna system that this utility model embodiment two provides；
Fig. 6 is another structural representation of the antenna system neutron antenna system that this utility model embodiment two provides；
Signal transmission path schematic diagram when Fig. 7 is the WiFi Antenna Operation of this utility model embodiment two offer；
Signal transmission path schematic diagram when Fig. 8 is the gps antenna work of this utility model embodiment two offer.
Detailed description of the invention
The technical solution of the utility model is further illustrated below in conjunction with accompanying drawing and by detailed description of the invention.It is understood that specific embodiment described herein is used only for explaining this utility model, but not to restriction of the present utility model.It also should be noted that, for the ease of describing, accompanying drawing illustrate only the part relevant to this utility model but not entire infrastructure.
Embodiment one
The antenna system that the present embodiment provides, it can be used in various mobile terminal, such as, mobile terminal can include the subscriber equipment communicated through wireless access network and one or more core net, this subscriber equipment can be mobile phone (" honeycomb " phone), have the computer etc. of mobile terminal, such as, subscriber equipment can also is that portable, pocket, hand-held, built-in computer or vehicle-mounted mobile device, and they are with wireless access network switched voice and/or data.Again such as, this mobile terminal can include mobile phone, panel computer, personal digital assistant PDA, point-of-sale terminal POS or vehicle-mounted computer etc..
Fig. 1 is the structural representation of the antenna system that this utility model embodiment one provides.As it is shown in figure 1, this antenna system includes at least one sub antenna system 100；As shown in Figure 2, sub antenna system 100 includes antenna radiator the 10, first radio frequency frequency selector the 11, second radio frequency frequency selector the 12, first signal source 13, secondary signal source the 14, first matching network 15 and the second matching network 16, and the first matching network 15 and the second matching network 16 are used for regulating antenna resonant frequency；
Wherein, first radio frequency frequency selector 11 includes the first frequency-selecting end the 18, second frequency-selecting end 19 and the first common port 20, second radio frequency frequency selector 12 includes the 3rd frequency-selecting end the 21, the 4th frequency-selecting end 22 and the second common port 23, first radio frequency frequency selector 11 and the second radio frequency frequency selector 12 are radio frequency frequency selector of the same race, first frequency-selecting end 18 and the 3rd frequency-selecting end 21 are corresponding, and the second frequency-selecting end 19 and the 4th frequency-selecting end 22 are corresponding；Wherein, first radio frequency frequency selector 11 and the second radio frequency frequency selector 12 can be understood as radio frequency frequency selector of the same race, first radio frequency frequency selector 11 and the radio frequency frequency selector that the second radio frequency frequency selector 12 is same model, or the first radio frequency frequency selector 11 and the radio frequency frequency selector that the second radio frequency frequency selector 12 is different model, but has at least the frequency-selecting end of two correspondences identical (institute's selected frequency is identical) respectively；First frequency-selecting end 18 and the 3rd frequency-selecting end 21 are corresponding, second frequency-selecting end 19 and the corresponding signal referring to that the first frequency-selecting end 18 and the 3rd frequency-selecting end 21 can select same frequency of the 4th frequency-selecting end 22, the second frequency-selecting end 19 and the 4th frequency-selecting end 22 can select the signal of same frequency.
First common port 20 and the second common port 23 electrically connect with antenna radiator 10 respectively, the frequency-selecting end connection that first signal source 13 and the first matching network 15 are corresponding with on the first radio frequency frequency selector 11 and the second radio frequency frequency selector 12 respectively, the frequency-selecting end connection that secondary signal source 14 and the second matching network 16 are additionally corresponding with on the first radio frequency frequency selector 11 and the second radio frequency frequency selector 12 respectively；
First signal source the 13, first radio frequency frequency selector 11, antenna radiator the 10, second radio frequency frequency selector 12 and the first matching network 15 form first antenna, and secondary signal source the 14, first radio frequency frequency selector 11, antenna radiator the 10, second radio frequency frequency selector 12 and the second matching network 16 form the second antenna.
Wherein, the first signal source 13 is different with the frequency in secondary signal source 14, and the antenna that any two operating frequency there are differences can constitute a sub-antenna system of the present embodiment, for instance, WiFi antenna and gps antenna, main antenna and near-field communication NFC antenna etc.；The frequency band of the first radio frequency frequency selector 11 and the second optional signal of radio frequency frequency selector, the frequency setting according to the first signal source 13 and secondary signal source 14.First matching network 15 and the second matching network 16 can be inductance capacitance LC element, concrete component type and component parameters rationally can select according to debugging result, such as, when being adapted length relatively short (antenna resonant frequency is less) finding antenna radiator 11, matching network can be one section of inductance, and it is connected in series to the frequency-selecting end of radio frequency frequency selector；When the length of antenna radiator 11 relatively long (antenna resonant frequency is bigger), matching network can be an electric capacity, and it is connected in series to the frequency-selecting end of radio frequency frequency selector.
Referring to Fig. 2, first signal source 13 can be connected with the first frequency-selecting end 18 of the first radio frequency frequency selector 11, secondary signal source 14 can be connected with the 4th frequency-selecting end 22 of the second radio frequency frequency selector 12, accordingly, one end of first matching network 15 is connected with the 3rd frequency-selecting end 21 of the second radio frequency frequency selector 12, and one end of the second matching network 16 is connected with the second frequency-selecting end 19 of the first radio frequency frequency selector 11；Additionally, first signal source 13 and secondary signal source 14 also can be connected with the first frequency-selecting end 18 of the first radio frequency frequency selector 11 and the second frequency-selecting end 19 respectively, accordingly, one end of the first matching network 15 and the second matching network 16 is connected with the 3rd frequency-selecting end 21 of the second radio frequency frequency selector 12 and the 4th frequency-selecting end 22 respectively.
In the present embodiment, when signal launched by antenna, the signal of two kinds of setpoint frequencies of two kinds of signal source transmittings enters radio frequency frequency selector through the frequency-selecting end of each self-corresponding radio frequency frequency selector, the signal of two kinds of setpoint frequencies is entered antenna radiator 10 by radio frequency frequency selector by common port, and the signal of two kinds of setpoint frequencies is radiate by antenna radiator 10 in the form of an electromagnetic wave.
Exemplary, referring to Fig. 3, as shown by the dotted line in fig. 3, during first antenna work, the signal that first signal source 13 excites is entered the first radio frequency frequency selector 11 by the first frequency-selecting end 18, entered antenna radiator 10 through the first radio frequency frequency selector 11 by the first common port 20, then entered the second radio frequency frequency selector 12 by the second common port 23, arrived the first matching network 15 through the second radio frequency frequency selector 12 by the 3rd frequency-selecting end 21.
Referring to Fig. 4, as shown in phantom in figure 4, during the second Antenna Operation, the signal that secondary signal source 14 excites is entered the second radio frequency frequency selector 12 by the 4th frequency-selecting end 22, antenna radiator 10 is entered by the second common port 23 through the second radio frequency frequency selector 12, entered the first radio frequency frequency selector 11 by the first common port 20 again, arrived the second matching network 16 through the first radio frequency frequency selector 11 by the second frequency-selecting end 19.
The antenna system that this utility model embodiment one provides, including at least one sub antenna system, wherein the signal source of two kinds of different frequencies is fed in same antenna radiator by radio frequency frequency selector by each sub antenna system, reach the effect of one antenna radiator of two kinds of antenna duplexers, relatively reduce the quantity of antenna radiator, save the space of mobile terminal.
Further, the frequency-selecting end of radio frequency frequency selector is provided with frequency-selective switch, for selecting required frequency from frequency band selected by radio frequency frequency selector, improves the quality receiving signal.
In such scheme, the first common port 20 and the second common port 23 can be connected with antenna radiator 10 by shell fragment or screw or spring needle (pogopin).
Embodiment two
Fig. 5 is the structural representation of the antenna system neutron antenna system that this utility model embodiment two provides, the present embodiment antithetical phrase antenna system based on embodiment one carries out specific design, as shown in Figure 5, in above-mentioned antenna system, first signal source 13 of one of them sub antenna system can be WiFi signal source, secondary signal source 14 can be gps signal source, accordingly, first radio frequency frequency selector 11 and the second radio frequency frequency selector 12 are WiFi&GPS frequency selector, wherein, the frequency range of the WiFi signal that can screen is 2.4GHz-2.5GHz, the frequency range of gps signal is 1575.42 ± 10MHz.
Referring to Fig. 5, WiFi signal source 13 is connected with the first frequency-selecting end 18, and one end of the first matching network 15 is connected with the 3rd frequency-selecting end 21, and gps signal source 14 is connected with the second frequency-selecting end 19, and one end of the second matching network 16 is connected with the 4th frequency-selecting end 22.
The structure of the present embodiment sub antenna system also can be as shown in Figure 6, WiFi signal source 13 is connected with the first frequency-selecting end 18, one end of first matching network 15 is connected with the 3rd frequency-selecting end 21, and gps signal source 14 is connected with the 4th frequency-selecting end 22, and one end of the second matching network 16 is connected with the second frequency-selecting end 19.
Further, referring to Fig. 7, the other end of the first matching network 15 is connected with systematically 17.During WiFi Antenna Operation, the signal that WiFi signal source 13 excites is entered the first radio frequency frequency selector 11 by the first frequency-selecting end 18, antenna radiator 10 is entered by the first common port 20 through the first radio frequency frequency selector 11, the second radio frequency frequency selector 12 is entered again by the second common port 23, after the second radio frequency frequency selector 12 is arrived the first matching network 15 by the 3rd frequency-selecting end 21, return systematically 17 again, thus, define a loop aerial structure, it is possible to meet the resonant frequency of WiFi antenna and reach good radiation efficiency.
Further, referring to Fig. 8, the other end open circuit of the second pair net 16.During gps antenna work, the signal that gps signal source 14 excites is entered the second radio frequency frequency selector 12 by the 4th frequency-selecting end 22, antenna radiator 10 is entered by the second common port 23 through the second radio frequency frequency selector 12, the first radio frequency frequency selector 11 is entered again by the first common port 20, arrived the second matching network 16 being in open-circuit condition by the second frequency-selecting end 19 through the first radio frequency frequency selector 11, thus, an inverted-L antenna structure is defined, it is possible to meet the resonant frequency of gps antenna and reach good radiation efficiency.
Further, the frequency-selecting end of radio frequency frequency selector is provided with frequency-selective switch, for selecting required frequency from frequency band selected by radio frequency frequency selector, improves the quality receiving signal.
Preferably, antenna radiator is metal edge frame or the metal battery cover of mobile terminal, and above-mentioned sub antenna system can take a metal edge frame of mobile terminal, saves the space of mobile terminal further.
The antenna system that this utility model embodiment two provides, for the different antennae in same sub antenna system, designs the antenna structure of suitable type, is effectively increased the radiation efficiency of aerial signal.
Embodiment three
The mobile terminal that this utility model embodiment three provides, including the antenna system that this utility model embodiment provides.
Wherein, mobile terminal can be smart mobile phone, panel computer or personal digital assistant etc..
The mobile terminal that this utility model embodiment three provides, including the antenna system that this utility model embodiment provides, possesses corresponding function and beneficial effect.
Note, above are only preferred embodiment of the present utility model and institute's application technology principle.It will be appreciated by those skilled in the art that this utility model is not limited to specific embodiment described here, various obvious change can be carried out for a person skilled in the art, readjust and substitute without departing from protection domain of the present utility model.Therefore, although this utility model being described in further detail by above example, but this utility model is not limited only to above example, when conceiving without departing from this utility model, other Equivalent embodiments more can also be included, and scope of the present utility model is determined by appended right.
Claims (10)
1. an antenna system, it is characterised in that include at least one sub antenna system；Described sub antenna system includes antenna radiator, the first radio frequency frequency selector, the second radio frequency frequency selector, the first signal source, secondary signal source, the first matching network and the second matching network, described first matching network and described second matching network and is used for regulating antenna resonant frequency；
Described first radio frequency frequency selector includes the first frequency-selecting end, the second frequency-selecting end and the first common port, described second radio frequency frequency selector includes the 3rd frequency-selecting end, the 4th frequency-selecting end and the second common port, described first radio frequency frequency selector and described second radio frequency frequency selector are radio frequency frequency selector of the same race, described first frequency-selecting end is corresponding with described 3rd frequency-selecting end, and described second frequency-selecting end is corresponding with described 4th frequency-selecting end；
Described first common port and described second common port electrically connect with described antenna radiator respectively, the frequency-selecting end connection that described first signal source and described first matching network are corresponding with on described first radio frequency frequency selector and described second radio frequency frequency selector respectively, the frequency-selecting end connection that described secondary signal source and described second matching network are additionally corresponding with on described first radio frequency frequency selector and described second radio frequency frequency selector respectively；
Described first signal source, the first radio frequency frequency selector, antenna radiator, the second radio frequency frequency selector and the first matching network form first antenna, and described secondary signal source, the first radio frequency frequency selector, antenna radiator, the second radio frequency frequency selector and the second matching network form the second antenna.
2. antenna system according to claim 1, it is characterized in that, described first signal source of one of them sub antenna system is Wireless Fidelity WiFi signal source, described secondary signal source is global position system GPS signal source, and described first radio frequency frequency selector and described second radio frequency frequency selector are WiFi&GPS frequency selector.
3. antenna system according to claim 2, it is characterized in that, described WiFi signal source is connected with described first frequency-selecting end, one end of described first matching network is connected with described 3rd frequency-selecting end, described gps signal source is connected with described second frequency-selecting end, and one end of described second matching network is connected with described 4th frequency-selecting end.
4. antenna system according to claim 2, it is characterized in that, described WiFi signal source is connected with described first frequency-selecting end, one end of described first matching network is connected with described 3rd frequency-selecting end, described gps signal source is connected with described 4th frequency-selecting end, and one end of described second matching network is connected with described second frequency-selecting end.
5. antenna system according to claim 4, it is characterised in that the other end of described first matching network be systematically connected.
6. antenna system according to claim 4, it is characterised in that the other end open circuit of described second matching network.
7. antenna system according to claim 1, it is characterised in that frequency-selecting end is provided with frequency-selective switch, for selecting required frequency from frequency band selected by radio frequency frequency selector.
8. antenna system according to claim 1, it is characterised in that described first common port and described second common port are connected with described antenna radiator by shell fragment or screw or spring needle.
9. a mobile terminal, it is characterised in that described mobile terminal includes the arbitrary described antenna system of claim 1-8.
10. mobile terminal according to claim 9, it is characterised in that described antenna radiator is metal edge frame or the metal battery cover of described mobile terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620096505.7U CN205355237U (en) | 2016-01-29 | 2016-01-29 | Antenna system and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620096505.7U CN205355237U (en) | 2016-01-29 | 2016-01-29 | Antenna system and mobile terminal |
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| Publication Number | Publication Date |
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| CN205355237U true CN205355237U (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620096505.7U Expired - Fee Related CN205355237U (en) | 2016-01-29 | 2016-01-29 | Antenna system and mobile terminal |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105514578A (en) * | 2016-01-29 | 2016-04-20 | 广东欧珀移动通信有限公司 | Antenna system and mobile terminal |
| CN106816693A (en) * | 2017-01-17 | 2017-06-09 | 青岛海信移动通信技术股份有限公司 | The antenna of intelligent wrist-worn device and intelligent wrist-worn device |
| CN112421209A (en) * | 2020-12-11 | 2021-02-26 | 维沃移动通信有限公司 | Electronic device |
| CN113078451A (en) * | 2021-03-29 | 2021-07-06 | 联想(北京)有限公司 | Antenna system and electronic equipment |
-
2016
- 2016-01-29 CN CN201620096505.7U patent/CN205355237U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105514578A (en) * | 2016-01-29 | 2016-04-20 | 广东欧珀移动通信有限公司 | Antenna system and mobile terminal |
| CN106816693A (en) * | 2017-01-17 | 2017-06-09 | 青岛海信移动通信技术股份有限公司 | The antenna of intelligent wrist-worn device and intelligent wrist-worn device |
| CN112421209A (en) * | 2020-12-11 | 2021-02-26 | 维沃移动通信有限公司 | Electronic device |
| CN112421209B (en) * | 2020-12-11 | 2023-12-12 | 维沃移动通信有限公司 | Electronic equipment |
| CN113078451A (en) * | 2021-03-29 | 2021-07-06 | 联想(北京)有限公司 | Antenna system and electronic equipment |
| CN113078451B (en) * | 2021-03-29 | 2022-07-26 | 联想(北京)有限公司 | Antenna system and electronic equipment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 |
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| CF01 | Termination of patent right due to non-payment of annual fee |