CN105514577A - Broadband multiple-frequency mobile phone antenna and mobile terminal - Google Patents
Broadband multiple-frequency mobile phone antenna and mobile terminal Download PDFInfo
- Publication number
- CN105514577A CN105514577A CN201610053792.8A CN201610053792A CN105514577A CN 105514577 A CN105514577 A CN 105514577A CN 201610053792 A CN201610053792 A CN 201610053792A CN 105514577 A CN105514577 A CN 105514577A
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- antenna
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- shaped antenna
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- circuit board
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Classifications
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- 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
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephone Set Structure (AREA)
- Support Of Aerials (AREA)
- Details Of Aerials (AREA)
Abstract
The invention discloses a broadband multiple-frequency mobile phone antenna and a mobile terminal. The broadband multiple-frequency mobile phone antenna comprises a printed-circuit board, a U-shaped antenna body, a global positioning system (GPS) antenna body and a wireless network WiFi antenna body, wherein the U-shaped antenna body is arranged on the printed-circuit board, used for receiving and transmitting Long Term Evolution (LTE) signals and connected with a first feed source through a first matching circuit; the first matching circuit is used for conducting tuning on the U-shaped antenna body; the global positioning system (GPS) antenna body and the wireless network WiFi antenna body are arranged on the printed-circuit board and arranged on the two sides of the U-shaped antenna body, the GPS antenna body is connected with a second feed source, and the WiFi antenna body is connected with a third feed source. By means of the mentioned layout of the antenna, miniaturization of the antenna is achieved, a small clearance area can contain the antenna, and the U-shaped antenna body can receive and transmit multiple-frequency and wide-bandwidth LTE signals.
Description
Technical field
The embodiment of the present invention relates to communication technical field, particularly relates to a kind of broadband multi-frequency antenna for mobile phone and mobile terminal.
Background technology
Along with the development with LTE (LongTermEvolution long evolving system) smart mobile phone, the radio function that mobile phone is supported gets more and more, therefore need integrated more antenna, and the lightening trend of mobile phone makes built-in antenna of mobile phone multiband, miniaturized difficulty increasing.Increasing antenna in mobile phone by traditional approachs such as increase antenna headroom districts is that the trend lightening with above-mentioned mobile phone deviates from mutually, is obviously infeasible.Make antenna in little space, effectively cover LTE whole world frequency range so be badly in need of finding a kind of mode, realize the design of the multifrequency of antenna in mobile terminal, broadband and miniaturization.
Summary of the invention
The invention provides a kind of broadband multi-frequency antenna for mobile phone and mobile terminal, to realize the object of antenna multifrequency in mobile terminal, broadband and miniaturization.
First aspect, embodiments provides a kind of broadband multi-frequency antenna for mobile phone, comprising:
Printed circuit board;
U-shaped antenna, is arranged on described printed circuit board, for receiving and dispatching long evolving system LTE signal, is connected with the first feed by the first match circuit, and described first match circuit is used for carrying out tuning to described U-shaped antenna;
Global position system GPS antenna and wireless network WiFi antenna, be arranged on described printed circuit board, and lay respectively at the both sides of described U-shaped antenna, described gps antenna is connected with the second feed, and described WiFi antenna is connected with the 3rd feed.
Second aspect, the embodiment of the present invention additionally provides a kind of mobile terminal, and described mobile terminal is integrated with the antenna described in first aspect.
The embodiment of the present invention is arranged on described printed circuit board by U-shaped antenna, and described gps antenna and wireless network WiFi antenna are arranged the both sides with described U-shaped antenna respectively, achieved the miniaturization of antenna by the above-mentioned layout of antenna, make less empty regions can hold above-mentioned antenna.And by arranging the first match circuit, U-shaped antenna being connected with the first feed by the first match circuit, achieving the beneficial effect that U-shaped antenna can receive and dispatch the LTE signal of multiband and wide bandwidth.
Accompanying drawing explanation
The structural representation of a kind of broadband multi-frequency antenna for mobile phone that Fig. 1 provides for the embodiment of the present invention one.
The structural representation of a kind of broadband multi-frequency antenna for mobile phone that Fig. 2 provides for the embodiment of the present invention two.
The structural representation of a kind of broadband multi-frequency antenna for mobile phone that Fig. 3 provides for the embodiment of the present invention three.
The structural representation of a kind of broadband multi-frequency antenna for mobile phone that Fig. 4 provides for the embodiment of the present invention four.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.Be understandable that, specific embodiment described herein is only for explaining the present invention, but not limitation of the invention.It also should be noted that, for convenience of description, illustrate only part related to the present invention in accompanying drawing but not entire infrastructure.
Embodiment one
The structural representation of a kind of broadband multi-frequency antenna for mobile phone that Fig. 1 provides for the embodiment of the present invention one.As shown in Figure 1, a kind of broadband multi-frequency antenna for mobile phone that the embodiment of the present invention one provides, comprising:
Printed circuit board 110, U-shaped antenna 120, first match circuit 130, first feed 140, global position system GPS antenna 150, second feed 160, wireless network WiFi antenna 170 and the 3rd feed 180.
Wherein, U-shaped antenna 120 is arranged on described printed circuit board 110, is connected, for receiving and dispatching long evolving system LTE signal by the first match circuit 130 (number in the figure is M) with the first feed 140.Concrete, the first feed 140 is the signal source of described U-shaped antenna 120, and described first match circuit 130 is for carrying out tuning to described U-shaped antenna 120.Further, described first match circuit 130 comprises electric capacity, optionally, can also be comprise resistance and inductance.Above-mentionedly tuningly can to refer to by regulating the capacitance of described first match circuit 130 to make U-shaped antenna 120 can receive and dispatch the LTE signal of multiband and wide bandwidth.
Antenna global position system GPS antenna 150, is arranged on described printed circuit board 110, is positioned at the side of described U-shaped antenna 120, and described gps antenna 150 is connected with the second feed 160, for carrying out GPS location.Wherein, the second feed 160 is the signal source of described gps antenna 150.
And wireless network WiFi antenna 170, be arranged on described printed circuit board 110, be positioned at the opposite side of described U-shaped antenna 120, described WiFi antenna 170 is connected with the 3rd feed 180, for carrying out WLAN (wireless local area network) connection.Concrete, the 3rd feed 180 is the signal source of described WiFi antenna 170.
The embodiment of the present invention is arranged on described printed circuit board 110 by U-shaped antenna 120, and described gps antenna 150 and wireless network WiFi antenna 170 are arranged respectively the both sides with described U-shaped antenna 120, achieved the miniaturization of antenna by the above-mentioned layout of antenna, make less empty regions can hold above-mentioned antenna.And by arranging and regulating the first match circuit 130, U-shaped antenna 120 is connected with the first feed 140 by the first match circuit 130, achieves the beneficial effect that U-shaped antenna 120 can receive and dispatch the LTE signal of multiband and wide bandwidth.
On the basis of above-described embodiment, the frequency range of described U-shaped antenna 120 can be 869-960MHz and 1805-2690MHz frequency range, and that is described U-shaped antenna 120 can receive and dispatch the LTE signal of 869-960MHz and 1805-2690MHz frequency range.
Embodiment two
The structural representation of a kind of broadband multi-frequency antenna for mobile phone that Fig. 2 provides for the embodiment of the present invention two.It should be noted that, for stating conveniently, the Reference numeral of Fig. 1 in embodiment one still continued to use by the accompanying drawing in the present embodiment in Fig. 2 and following embodiment.As shown in Figure 2, a kind of broadband multi-frequency antenna for mobile phone that the embodiment of the present invention two provides, specifically comprises:
Printed circuit board 110, U-shaped antenna 120, first match circuit 130, first feed 140, global position system GPS antenna 150, second feed 160, wireless network WiFi antenna 170 and the 3rd feed 180.
Wherein, U-shaped antenna 120 is arranged on described printed circuit board 110, is connected with the first feed 140 by the first match circuit 130; Antenna global position system GPS antenna 150, is positioned at the side of described U-shaped antenna 120, and is connected with the second feed 160; And wireless network WiFi antenna 170, be positioned at the opposite side of described U-shaped antenna 120, be connected with the 3rd feed 180.
With above-described embodiment unlike, a kind of broadband multi-frequency antenna for mobile phone that the present embodiment provides, also comprises:
First metal parts 190 and the second metal parts 200.
Wherein, first metal parts 190 is between described gps antenna 150 and described U-shaped antenna 120, the LTE signal that first metal parts 190 is received and dispatched for gps antenna 150 signal of isolating described gps antenna 150 and receiving and dispatching and described U-shaped antenna 120, prevent described gps antenna 150 and described U-shaped antenna 120 at the same time receiving and transmitting signal time, produce interference between signal, affect effective transmission of signal.
Second metal parts 200 is between described U-shaped antenna 120 and described WiFi antenna 170, in like manner, the LTE signal that second metal parts 200 is received and dispatched for WiFi antenna 170 signal of isolating described WiFi antenna 170 and receiving and dispatching and described U-shaped antenna 120, prevent described WiFi antenna 170 and described U-shaped antenna 120 at the same time receiving and transmitting signal time, produce interference between signal, affect effective transmission of signal and the acquisition of information.
The embodiment of the present invention by the first metal parts 190 of adding on the basis of above-described embodiment between described gps antenna 150 and described U-shaped antenna 120 and between described U-shaped antenna 120 and described WiFi antenna 170 second metal parts 200, realize the isolation of the aerial signal received and dispatched at gps antenna 150, U-shaped antenna 120 and WiFi antenna 170, prevent the mutual interference of aerial signal, in order to avoid cause the phenomenon of aerial signal even signal interruption of poor quality.
Optionally, on the basis of above-described embodiment, described first metal parts 190 and described second metal parts 200 can be respectively the metal parts with metal fittings such as the camera with metal fittings and the earphone base with metal fittings.
Embodiment three
The structural representation of a kind of broadband multi-frequency antenna for mobile phone that Fig. 3 provides for the embodiment of the present invention three.As shown in Figure 3, a kind of broadband multi-frequency antenna for mobile phone that the embodiment of the present invention three provides, comprising:
Printed circuit board 110, U-shaped antenna 120, first match circuit 130, first feed 140, global position system GPS antenna 150, second feed 160, wireless network WiFi antenna the 170, the 3rd feed 180, first metal parts 190 and the second metal parts 200.
Wherein, U-shaped antenna 120 is arranged on described printed circuit board 110, is connected with the first feed 140 by the first match circuit 130; Antenna global position system GPS antenna 150, is positioned at the side of described U-shaped antenna 120, and is connected with the second feed 160; And wireless network WiFi antenna 170, be positioned at the opposite side of described U-shaped antenna 120, be connected with the 3rd feed 180; First metal parts 190 is between described gps antenna 150 and described U-shaped antenna 120, and the second metal parts 200 is between described U-shaped antenna 120 and described WiFi antenna 170.
With above-described embodiment unlike, a kind of broadband multi-frequency antenna for mobile phone that the present embodiment provides, also comprises:
Be positioned at the pad 210 on described printed circuit board 110 and ground end 220.
Described pad 210 is connected respectively with described first metal parts 190 and described second metal parts 200, and described pad 210 is connected with ground end 220.The benefit of such setting is, can prevent because the reasons such as air oxygen detrition make user's hand form electrostatic when contacting with the first metal parts 190 or the second metal parts 200, and then damage described first metal parts 190 and described second metal parts 200.
Optionally, described first feed 140, second feed 160 and the 3rd feed 180 can be hold 220 to be connected with described respectively, can be specifically to hold 220 to be connected by pad 210 with described.The benefit of such setting is, effectively can prevent the interference of the first feed 140, second feed 160 and the 3rd feed 180 described in outer bound pair, the quality of the aerial signal obtained is high.
The present embodiment is by adding pad 210, make described first metal parts 190 and described second metal parts 200 by described pad 210 ground connection, can effectively prevent electrostatic from even damaging the interference that described first metal parts 190 and described second metal parts 200 cause.
Preferably, as shown in Figure 3, hold 220 can be the layer of metal layer of described printed circuit board 110 describedly.
In addition, optionally, the adjustable length of the length in gap and the earth connection between described U-shaped antenna 120 and described pad 210 between described U-shaped antenna 120 two limits, can make described U-shaped antenna 120 can receive and dispatch the LTE signal of multiband and wide bandwidth by regulating.Preferably, when the length of the length in gap and the earth connection between described U-shaped antenna 120 and described pad 210 regulates between to described U-shaped antenna 120 two limits, can be coordinate with described first match circuit 130 to regulate, reach the better tuning effect of LTE signal.It should be noted that top that the length in described gap specifically can refer to the opening part minor face of described U-shaped antenna 120 to described U-shaped antenna 120 U-shaped bottom between distance.
Embodiment four
The structural representation of a kind of broadband multi-frequency antenna for mobile phone that Fig. 4 provides for the embodiment of the present invention four.As shown in Figure 4, a kind of broadband multi-frequency antenna for mobile phone that the embodiment of the present invention four provides, comprising:
Printed circuit board 110, U-shaped antenna 120, first match circuit 130, first feed 140, global position system GPS antenna 150, second feed 160, wireless network WiFi antenna the 170, the 3rd feed 180, first metal parts 190, second metal parts 200, pad 210 and ground end 220.
Wherein, U-shaped antenna 120 is arranged on described printed circuit board 110, is connected with the first feed 140 by the first match circuit 130; Antenna global position system GPS antenna 150, is positioned at the side of described U-shaped antenna 120, and is connected with the second feed 160; And wireless network WiFi antenna 170, be positioned at the opposite side of described U-shaped antenna 120, be connected with the 3rd feed 180; First metal parts 190 is between described gps antenna 150 and described U-shaped antenna 120, and the second metal parts 200 is between described U-shaped antenna 120 and described WiFi antenna 170.Pad 210 is positioned on described printed circuit board 110, holds 220 to be connected respectively with described first metal parts 190, described second metal parts 200 and ground.
With above-described embodiment unlike, a kind of broadband multi-frequency antenna for mobile phone that the present embodiment provides, also comprises: single pole multiple throw 230 (see SW in figure) and at least two the second match circuits 240.
Wherein, described U-shaped antenna 120 is connected with ground end 220 by single pole multiple throw 230 and one of them the second match circuit 240, and wherein, described second match circuit 240 is for carrying out spread spectrum and tuning to the low frequency frequency range of described U-shaped antenna 120.Wherein, the low frequency frequency range of described U-shaped antenna 120 can refer to 869-960MHz.Low frequency frequency range after described U-shaped antenna 120 spread spectrum can be 734-960MHz.
Optionally, described second match circuit 240 can be made up of inductance, electric capacity and/or resistance.Wherein any one second match circuit 240 can be selected by described single pole multiple throw 230, described U-shaped antenna 120 is made to hold 220 to be connected with described second match circuit 240 and ground, and regulate described second match circuit 240, realize tuning to the low frequency of described U-shaped antenna 120, further expand the LTE signal being in the first frequency range of described U-shaped antenna 120 transmitting-receiving.Wherein, at this, concrete restriction is not done to the number of described second match circuit 240.Exemplary, in Fig. 4, M1, M2, M3 are respectively 3 the second match circuits 240, through the second match circuit 240 spread spectrum and tuning after, the frequency range of described U-shaped antenna 120 is 734-960MHz and 1805-2690MHz frequency range.
Preferably, described second match circuit 240 of above-mentioned adjustment can be specifically the size of the inductance value of inductance and/or the capacitance of electric capacity in described second match circuit 240 of adjustment.And when regulating described second match circuit 240, can being match with regulating the length of the length in gap and the earth connection between described U-shaped antenna 120 with described pad 210 between described U-shaped antenna 120 two limits, realizing the frequency range of the LTE signal further expanding the transmitting-receiving of described U-shaped antenna 120.
The present embodiment is by increasing single pole multiple throw 230 and the second match circuit 240, make described U-shaped antenna 120 needs carry out low frequency tuning time, make described U-shaped antenna 120 hold 220 to be connected with one of them second match circuit 240 and ground by described single pole multiple throw 230, further expand the frequency range of the LTE signal of described U-shaped antenna 120 transmitting-receiving.
Embodiment five
Embodiments provide a kind of mobile terminal, described mobile terminal can be integrated with antenna described in above-mentioned any embodiment and other support the parts that described mobile terminal normally works.Owing to being integrated with the antenna described in above-mentioned any embodiment, so have the beneficial effect of antenna described in above-mentioned any embodiment, wherein said mobile terminal can refer to the portable electric appts such as mobile phone, notebook computer.
Preferably, mobile terminal described in above-described embodiment can also be comprise: metal shell, and described metal shell connects with the ground end of described antenna, is arranged on and holds describedly, and the orthographic projection of described metallic plate overlaps with described end.The benefit of such setting is, effectively can add the area of the earth end, effectively prevent extraneous various electromagnetic wave to the interference of described antenna.
Note, above are only preferred embodiment of the present invention and institute's application technology principle.Skilled person in the art will appreciate that and the invention is not restricted to specific embodiment described here, various obvious change can be carried out for a person skilled in the art, readjust and substitute and can not protection scope of the present invention be departed from.Therefore, although be described in further detail invention has been by above embodiment, the present invention is not limited only to above embodiment, when not departing from the present invention's design, can also comprise other Equivalent embodiments more, and scope of the present invention is determined by appended right.
Claims (11)
1. a broadband multi-frequency antenna for mobile phone, is characterized in that, comprising:
Printed circuit board;
U-shaped antenna, is arranged on described printed circuit board, for receiving and dispatching long evolving system LTE signal, is connected with the first feed by the first match circuit, and described first match circuit is used for carrying out tuning to described U-shaped antenna;
Global position system GPS antenna and wireless network WiFi antenna, be arranged on described printed circuit board, and lay respectively at the both sides of described U-shaped antenna, described gps antenna is connected with the second feed, and described WiFi antenna is connected with the 3rd feed.
2. antenna according to claim 1, is characterized in that, is provided with the first metal parts between described gps antenna and described U-shaped antenna, is provided with the second metal parts between described U-shaped antenna and described WiFi antenna.
3. antenna according to claim 2, is characterized in that, described first metal parts and described second metal parts are respectively the camera with metal fittings and the earphone base with metal fittings.
4. antenna according to claim 2, is characterized in that, also comprises: be positioned at the pad on described printed circuit board; Described first metal parts is connected with described pad respectively with described second metal parts, and described pad is connected with ground end; The adjustable length of the length in gap and the earth connection between described U-shaped antenna and described pad between described U-shaped antenna two limits.
5. antenna according to claim 4, it is characterized in that, also comprise: at least two the second match circuits, described U-shaped antenna is connected with ground end by single pole multiple throw and the second match circuit described in one of them, wherein, described second match circuit is used for carrying out spread spectrum and tuning to the low frequency frequency range of described U-shaped antenna.
6. antenna according to claim 4, is characterized in that, described first feed, the second feed and the 3rd feed are connected with described end respectively.
7. antenna according to claim 5, is characterized in that, the frequency range of described U-shaped antenna is 734-960MHz and 1805-2690MHz frequency range.
8. the antenna according to any one of claim 1-4, is characterized in that, the frequency range of described U-shaped antenna is 869-960MHz and 1805-2690MHz frequency range.
9. the antenna according to claim 4 or 5, is characterized in that, holds the metal level into described printed circuit board describedly.
10. a mobile terminal, is characterized in that, described mobile terminal is integrated with the arbitrary described antenna of claim 1-9.
11. mobile terminals according to claim 10, is characterized in that, also comprise: metal shell, and described metal shell connects with the ground end of described antenna, is arranged on and holds describedly, and the orthographic projection of described metallic plate overlaps with described end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610053792.8A CN105514577A (en) | 2016-01-26 | 2016-01-26 | Broadband multiple-frequency mobile phone antenna and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610053792.8A CN105514577A (en) | 2016-01-26 | 2016-01-26 | Broadband multiple-frequency mobile phone antenna and mobile terminal |
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| Publication Number | Publication Date |
|---|---|
| CN105514577A true CN105514577A (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610053792.8A Pending CN105514577A (en) | 2016-01-26 | 2016-01-26 | Broadband multiple-frequency mobile phone antenna and mobile terminal |
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| CN105870629A (en) * | 2016-05-23 | 2016-08-17 | 广东欧珀移动通信有限公司 | Terminal antenna and intelligent terminal |
| CN105958184A (en) * | 2016-06-08 | 2016-09-21 | 广东欧珀移动通信有限公司 | Mobile terminal |
| CN106299607A (en) * | 2016-09-29 | 2017-01-04 | 努比亚技术有限公司 | A kind of terminal |
| CN108493574A (en) * | 2018-03-12 | 2018-09-04 | 广东欧珀移动通信有限公司 | Antenna module and electronic equipment |
| CN110474146A (en) * | 2018-05-10 | 2019-11-19 | Oppo广东移动通信有限公司 | Electronic device |
| CN111082833A (en) * | 2019-12-27 | 2020-04-28 | 宇龙计算机通信科技(深圳)有限公司 | Radio frequency front-end circuit and terminal |
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Application publication date: 20160420 |