CN105591205A - Cell phone 4G double-LOOP structure antenna - Google Patents
Cell phone 4G double-LOOP structure antenna Download PDFInfo
- Publication number
- CN105591205A CN105591205A CN201610089020.XA CN201610089020A CN105591205A CN 105591205 A CN105591205 A CN 105591205A CN 201610089020 A CN201610089020 A CN 201610089020A CN 105591205 A CN105591205 A CN 105591205A
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- Prior art keywords
- arm
- antenna
- loop structure
- high frequency
- antenna wiring
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
-
- 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
- H01Q1/243—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 with built-in antennas
-
- 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
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephone Set Structure (AREA)
- Support Of Aerials (AREA)
Abstract
The invention discloses a cell phone 4G double-LOOP structure antenna belonging to the cell phone antenna technology field. The cell phone 4G double-LOOP structure antenna comprising a signal feed point, a first feed grounding point, a second feed grounding point, a first antenna wiring, a second antenna wiring, a first high frequency arm, a high frequency coupling arm, a second high frequency arm, and a low frequency arm. The first antenna wiring, the signal feed point, and the first feed grounding point are used to form a first LOOP structure. One end of the first antenna wiring is connected with the signal feed point, and the other end is connected with the first feed grounding point. The second antenna wiring, the signal feed point, and the second feed grounding point can be used to form a second LOOP structure, and one end of the second antenna wiring is connected with the signal feed point, and the other end is connected with the second feed grounding point. The first high frequency arm and the high frequency coupling arm are respectively connected with the first LOOP structure, the second high frequency arm and the low frequency arm are respectively connected with the second LOOP structure. The cell phone 4G double-LOOP structure antenna is advantageous in that the good performance of the antenna can be provided in the severe radiation environment, and the SAR risks can be reduced greatly.
Description
Technical field
The invention belongs to antenna for mobile phone technical field, be specifically related to the two LOOP(annulars of a kind of mobile phone 4G) structural antenna.
Background technology
Antenna be for radio wave transmission or reception a kind of can with the metal device of signal generation resonance. Length and the wavelength of antenna are directly proportional, and frequency is higher, and wavelength is shorter, and antenna size is less. The frequency of existing mobile phone is very high, and antenna is less, therefore can directly be etched in pcb board (printed circuit board) upper to meet the demand of mobile terminal miniaturization. But mobile phone industry is just towards large-size screen monitors, ultra-thin, multifunctional direction development at present, this development trend causes can be fewer and feweri for the space of Antenna Design in handset shell, and handset antenna radiation environment also becomes more sophisticated. In conventional handset shell, be all equipped with the basic components such as USB interface, microtelephone, loudspeaker, battery and motor, above-mentioned parts all contain metal ingredient, in the time of operating handset, the electromagnetic wave that the outside radiated electromagnetic wave of these parts or absorption antenna send, the performance of severe jamming mobile phone, causes the decline of aerial radiation power.
In view of above-mentioned prior art, be necessary existing structure to be improved, for this reason, the applicant has done useful design, and technical scheme described below produces under this background.
Summary of the invention
The object of the present invention is to provide the two LOOP structural antennas of a kind of mobile phone 4G, can increase frequency bandwidth, improve antijamming capability.
The object of the invention is to reach like this, the two LOOP structural antennas of a kind of mobile phone 4G, it is characterized in that: comprise signal feed, the first feedback place, the second feedback place, the first antenna wiring, the second antenna wiring, the first high frequency arm, high-frequency coupling arm, the second high frequency arm and low band arm, the first described antenna wiring and signal feed and the first feedback place form a LOOP structure, one end of the first antenna wiring connects signal feed, the other end connects the first feedback place, the second described antenna wiring and signal feed and the second feedback place form the 2nd LOOP structure, one end of the second antenna wiring connects signal feed, the other end connects the second feedback place, the first described high frequency arm and high-frequency coupling arm are connected with a LOOP structure respectively, the second described high frequency arm and low band arm are connected with the 2nd LOOP structure respectively.
In a specific embodiment of the present invention, the first described high frequency arm is positioned at the inside of a LOOP structure, and is upwards extended and formed by the first described feedback place.
In another specific embodiment of the present invention, described high-frequency coupling arm is connected with the first feedback place and the wiring of the first antenna respectively.
In another specific embodiment of the present invention, the second described high frequency arm is located at low band arm inside, and both form an e character form structure.
In another specific embodiment of the present invention, the second described high frequency arm and low band arm are connected in same point with the second antenna wiring respectively.
The present invention is owing to having adopted said structure, compared with prior art, the beneficial effect having is: connected up signal feed is connected to the two LOOP structural antennas that form with first, second feedback place respectively by antenna, can solve traditional antenna and work under severe radiation environment time, frequency bandwidth problem little, that be easily disturbed, makes antenna can under severe radiation environment, bring into play good performance; Because antenna cabling is arranged in mobile phone bottom, away from the number of people, can greatly reduce SAR(electro-magnetic wave absorption ratio simultaneously) risk.
Brief description of the drawings
Fig. 1 is an example structure schematic diagram of antenna of the present invention.
Fig. 2 is an embodiment schematic diagram of antenna of the present invention and radiation environment thereof.
Fig. 3 is an embodiment return loss plot of antenna of the present invention.
Fig. 4 is an embodiment Smith chart of antenna of the present invention.
In figure: 1. signal feed; 2. the first feedback place; 3. the second feedback place; 4. the first antenna wiring; 5. the second antenna wiring; 6. the first high frequency arm; 7. high-frequency coupling arm; 8. the second high frequency arm; 9. low band arm; 10. mobile phone metal reinforcement plate; 11. little daughter boards; 12.USB interface; 13. microtelephones; 14. loudspeaker; 15. motors.
Detailed description of the invention
In order to make the public can fully understand technical spirit of the present invention and beneficial effect; applicant will describe in detail the specific embodiment of the present invention below by reference to the accompanying drawings; but applicant is not the restriction to technical scheme to the description of embodiment, anyly changes in the form rather than substance and all should be considered as protection scope of the present invention according to the present invention design.
In description of the invention, it will be appreciated that, term " on ", orientation or the position relationship of the instruction such as D score, 'fornt', 'back', " left side ", " right side ", " level " be based on position relationship shown in accompanying drawing, be convenient to describe the present invention and simplified characterization, instead of instruction or hint there is specific orientation, therefore can not be interpreted as limitation of the present invention. In addition, term " first ", " second ", " the 3rd " etc. are only for describing object, and can not be interpreted as instruction or hint relative importance or the implicit quantity that indicates indicated technical characterictic.
Refer to Fig. 1, the two LOOP structural antennas of a kind of mobile phone 4G, for intelligent 4G(compatible 2G, 3G) reception and the transmission of mobile phone signal. Described mobile phone comprises mobile phone metal reinforcement plate 10 and boy's plate 11; Described mobile phone metal reinforcement plate 10 with on boy's plate 11 " " be connected; Described mobile phone metal reinforcement plate 10 play strengthen handset structure intensity and with boy's plate 11 form signal " " effect; Described boy's plate 11 comprises metallic region and empty regions; Described boy's plate 11 is positioned at the position of corresponding mobile phone bottom on mobile phone metal reinforcement plate 10. The two LOOP structural antennas of described mobile phone 4G are arranged in empty regions, comprise signal feed 1, the first feedback place 2, the second feedback place 3, the first antenna wiring 4, the second antenna wiring 5, the first high frequency arm 6, high-frequency coupling arm 7, the second high frequency arm 8 and low band arm 9, wherein, described signal feed 1, the first feedback place 2 and the second feedback place 3 all connect with feedback point corresponding on boy's plate 11. The first described antenna wiring 4 forms a LOOP structure with signal feed 1 and the first feedback place 2, the second described antenna wiring 5 forms the 2nd LOOP structure with signal feed 1 and the second feedback place 3, the first described high frequency arm 6 and high-frequency coupling arm 7 are connected with a LOOP structure respectively, and the second described high frequency arm 8 and low band arm 9 are connected with the 2nd LOOP structure respectively.
Suitable arranging can be set according to boy's plate 11 layouts in described signal feed 1, the first feedback place 2 and the second feedback place 3. In the present embodiment, linearly arrange in signal feed 1, the first feedback place 2 and the second feedback place 3, and signal feed 1 is positioned at the centre in the first feedback place 2 and the second feedback place 3. The first described antenna wiring 4 is positioned at a side that is provided with the first feedback place 2 of signal feed 1, and on figure, corresponding to the right side of signal feed 1, one end of the first antenna wiring 4 connects signal feed 1, and the other end connects the first feedback place 2, forms a LOOP structure with this. The second described antenna wiring 5 is positioned at the opposite side that is provided with the second feedback place 3 of signal feed 1, on figure corresponding to the left side of signal feed 1, one end of the second antenna wiring 5 connects signal feed 1, and the other end connects the second feedback place 3, forms the 2nd LOOP structure with this. The first described high frequency arm 6 is upwards extended and is formed by described the first feedback place 2, on figure corresponding to the direction bottom mobile phone. The first high frequency arm 6 is positioned at a LOOP inside configuration, is surrounded and a LOOP structure Coupling by a LOOP structure, and operating frequency range is 2500MHz～2690MHz. Described high-frequency coupling arm 7 is positioned at the below in the first feedback place 2, and on figure, corresponding the first feedback place 2 is near the position of mobile phone bottom, and high-frequency coupling arm 7 is connected with the feedback place 2 of first in a LOOP structure and the first antenna wiring 4. High-frequency coupling arm 7 length is in the present embodiment about 5mm, for a LOOP structure Coupling, operating frequency is 2500MHz～2690MHz. The second described high frequency arm 8 and low band arm 9 are arranged on the side away from signal feed 1 of the second antenna wiring 5, on figure corresponding to connect up 5 left side of the second antenna. The second high frequency arm 8 is located at low band arm 9 inside, is surrounded by low band arm 9, and both form an e character form structure. The second high frequency arm 8 and low band arm 9 are connected to the same point in the second antenna wiring 5. The operating frequency range of low band arm 9 is 824MHz～960MHz; The operating frequency of the second high frequency arm 8 is 1710MHz～2170MHz.
Refer to Fig. 2, described the first antenna wiring 4 and the second antenna wiring 5 are annular cabling, can not be subject to the restriction of concrete shape. But in Cell Phone Design structure, owing to being subject to space boundary, near the antenna of being everlasting, be provided with parts. For example, in the present embodiment, the location interval of mobile phone corresponding mobile phone bottom on described mobile phone metal reinforcement plate 10 is provided with usb 12 and microtelephone 13. On described mobile phone metal reinforcement plate 10, be provided with loudspeaker 14 and motor 15 in the position, middle and lower part of corresponding mobile phone and near antenna. Described motor 15 is near a LOOP structure. Described usb 12, microtelephone 13 and loudspeaker 14 are near the 2nd LOOP structure. These parts all contain metal ingredient, mobile phone is in the time of work, the electromagnetic wave that the outside radiated electromagnetic wave of these parts or absorption antenna send, the performance of meeting severe jamming mobile phone, therefore, the first described antenna wiring 4 and the second antenna wiring 5 need to be avoided above-mentioned parts in the time of routing of layout as far as possible. The effect of a described LOOP structure is to increase to connect the operational frequency bandwidth of the first high frequency arm 6 thereon and reduce the suffered main interference from motor 15 of antenna. The effect of described the 2nd LOOP structure is to increase to connect the bandwidth of low band arm 9 thereon and the second high frequency arm 8 and reduce the main interference from usb 12, microtelephone 13 and loudspeaker 14 that antenna is subject to
The present invention adopts two LOOP structures, frequency bandwidth problem little, that be easily disturbed can solve traditional antenna and work under severe radiation environment time; On the other hand, because antenna cabling is arranged in mobile phone bottom, away from the number of people, can greatly reduce SAR risk. The operating frequency range of antenna of the present invention is 824MHz～960MHz and 1710MHz～2690MHz, the return loss plot that Fig. 3 is the present embodiment; Fig. 4 is the Smith chart of the present embodiment.
Claims (5)
1.The two LOOP structural antennas of a kind of mobile phone 4G, it is characterized in that: comprise signal feed (1), the first feedback place (2), the second feedback place (3), the first antenna wiring (4), the second antenna wiring (5), the first high frequency arm (6), high-frequency coupling arm (7), the second high frequency arm (8) and low band arm (9), the first described antenna wiring (4) forms a LOOP structure with signal feed (1) and the first feedback place (2), one end of the first antenna wiring (4) connects signal feed (1), the other end connects the first feedback place (2), the second described antenna wiring (5) forms the 2nd LOOP structure with signal feed (1) and the second feedback place (3), one end of the second antenna wiring (5) connects signal feed (1), the other end connects the second feedback place (3), described the first high frequency arm (6) and high-frequency coupling arm (7) are connected with a LOOP structure respectively, described the second high frequency arm (8) and low band arm (9) are connected with the 2nd LOOP structure respectively.
2.The two LOOP structural antennas of a kind of mobile phone 4G according to claim 1, is characterized in that the first described high frequency arm (6) is positioned at the inside of a LOOP structure, and are upwards extended and formed by the first described feedback place (2).
3.The two LOOP structural antennas of a kind of mobile phone 4G according to claim 1, is characterized in that described high-frequency coupling arm (7) is connected with the first feedback place (2) and the first antenna wiring (4) respectively.
4.The two LOOP structural antennas of a kind of mobile phone 4G according to claim 1, the second high frequency arm (8) described in it is characterized in that is located at low band arm (9) inside, and both form an e character form structure.
5.The two LOOP structural antennas of a kind of mobile phone 4G according to claim 4, is characterized in that the second described high frequency arm (8) and low band arm (9) are connected in same point with the second antenna wiring (5) respectively。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610089020.XA CN105591205B (en) | 2016-02-17 | 2016-02-17 | A kind of bis- LOOP structural antennas of mobile phone 4G |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610089020.XA CN105591205B (en) | 2016-02-17 | 2016-02-17 | A kind of bis- LOOP structural antennas of mobile phone 4G |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105591205A true CN105591205A (en) | 2016-05-18 |
| CN105591205B CN105591205B (en) | 2018-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610089020.XA Active CN105591205B (en) | 2016-02-17 | 2016-02-17 | A kind of bis- LOOP structural antennas of mobile phone 4G |
Country Status (1)
| Country | Link |
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| CN (1) | CN105591205B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108832282A (en) * | 2018-06-14 | 2018-11-16 | 深圳市华信微通信技术有限公司 | Antenna assembly for comprehensive screen mobile phone high-gain |
| CN109638410A (en) * | 2018-12-21 | 2019-04-16 | 惠州Tcl移动通信有限公司 | Antenna structure and electronic equipment |
| CN109687118A (en) * | 2018-11-22 | 2019-04-26 | 惠州Tcl移动通信有限公司 | Mobile terminal and its antenna structure |
| CN110034384A (en) * | 2018-01-11 | 2019-07-19 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with the antenna structure |
| CN113764864A (en) * | 2020-06-01 | 2021-12-07 | 千寻位置网络有限公司 | Electronic device comprising an antenna arrangement |
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| CN204834871U (en) * | 2015-08-04 | 2015-12-02 | 常熟泓淋电子有限公司 | Compound 4G becket antenna |
| CN205564993U (en) * | 2016-02-17 | 2016-09-07 | 常熟市泓博通讯技术股份有限公司 | Two LOOP structure antennas of cell -phone 4G |
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| US20140266922A1 (en) * | 2013-03-18 | 2014-09-18 | Apple Inc. | Tunable Antenna With Slot-Based Parasitic Element |
| US20150077307A1 (en) * | 2013-09-18 | 2015-03-19 | Chiun Mai Communication Systems, Inc. | Antenna structure and wireless communication device employing same |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034384A (en) * | 2018-01-11 | 2019-07-19 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with the antenna structure |
| CN108832282A (en) * | 2018-06-14 | 2018-11-16 | 深圳市华信微通信技术有限公司 | Antenna assembly for comprehensive screen mobile phone high-gain |
| CN108832282B (en) * | 2018-06-14 | 2020-01-21 | 深圳市华信微通信技术有限公司 | High-gain antenna device for full-screen mobile phone |
| CN109687118A (en) * | 2018-11-22 | 2019-04-26 | 惠州Tcl移动通信有限公司 | Mobile terminal and its antenna structure |
| CN109687118B (en) * | 2018-11-22 | 2021-01-26 | 惠州Tcl移动通信有限公司 | Mobile terminal and antenna structure thereof |
| CN109638410A (en) * | 2018-12-21 | 2019-04-16 | 惠州Tcl移动通信有限公司 | Antenna structure and electronic equipment |
| CN113764864A (en) * | 2020-06-01 | 2021-12-07 | 千寻位置网络有限公司 | Electronic device comprising an antenna arrangement |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105591205B (en) | 2018-08-10 |
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