CN105591205B - A kind of bis- LOOP structural antennas of mobile phone 4G - Google Patents
A kind of bis- LOOP structural antennas of mobile phone 4G Download PDFInfo
- Publication number
- CN105591205B CN105591205B CN201610089020.XA CN201610089020A CN105591205B CN 105591205 B CN105591205 B CN 105591205B CN 201610089020 A CN201610089020 A CN 201610089020A CN 105591205 B CN105591205 B CN 105591205B
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- arm
- antenna
- mobile phone
- high frequency
- place
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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
Abstract
A kind of bis- LOOP structural antennas of mobile phone 4G, belong to antenna for mobile phone technical field.Including signal feed, first feedback place, second feedback place, first antenna connects up, second antenna connects up, first high frequency arm, high-frequency coupling arm, second high frequency arm and low band arm, first antenna is connected up constitutes the first LOOP structures with signal feed and the first feedback place, one end connection signal feed point of first antenna wiring, the first feedback of other end connection place, second antenna is connected up constitutes the 2nd LOOP structures with signal feed and the second feedback place, one end connection signal feed point of second antenna wiring, the second feedback of other end connection place, first high frequency arm and high-frequency coupling arm are connect with the first LOOP structures respectively, second high frequency arm and low band arm are connect with the 2nd LOOP structures respectively.Advantage：It enables the antenna to play good performance under severe radiation environment；SAR risks can be greatly reduced.
Description
Technical field
The invention belongs to antenna for mobile phone technical fields, and in particular to a kind of bis- LOOP of mobile phone 4G（Annular）Structural antenna.
Background technology
Antenna is a kind of metal device that resonance can occur with signal for radio wave transmission or reception.Antenna
Length and wavelength are directly proportional, and frequency is higher, and wavelength is shorter, and antenna size is smaller.The frequency of existing mobile phone is very high, and antenna is smaller,
Therefore it can directly be etched on pcb board (printed circuit board) to meet the needs of mobile terminal miniaturization.However, current mobile phone
Just towards large-size screen monitors, ultra-thin, multifunctional direction development, this development trend causes to can be used for Antenna Design in handset shell industry
Space is fewer and fewer, and handset antenna radiation environment also becomes more sophisticated.USB is equipped in conventional cell phone shell to connect
The basic components such as mouth, microtelephone, loud speaker, battery and motor, above-mentioned component contain metal component, work as operating handset
When, the electromagnetic wave that the outside radiated electromagnetic wave of these components or absorption antenna are sent out, the performance of severe jamming mobile phone leads to antenna spoke
Penetrate the decline of power.
In view of above-mentioned prior art, it is necessary to be improved existing structure, for this purpose, the applicant has made beneficial set
Meter, technical solution described below generate in this background.
Invention content
The purpose of the present invention is to provide a kind of bis- LOOP structural antennas of mobile phone 4G, can increase frequency bandwidth, improve anti-dry
Disturb ability.
The purpose of the present invention is in this way to reach, a kind of bis- LOOP structural antennas of mobile phone 4G, it is characterised in that：Including letter
Number feed point, the first feedback place, the second feedback place, first antenna wiring, the wiring of the second antenna, the first high frequency arm, high-frequency coupling arm,
Second high frequency arm and low band arm, first antenna wiring constitute the first LOOP knots with signal feed and the first feedback place
Structure, one end connection signal feed point of first antenna wiring, the first feedback of other end connection place, second antenna wiring and letter
Number feed point and the second feedback place constitute the 2nd LOOP structures, one end connection signal feed point of the second antenna wiring, and the other end connects
The second feedback place is connect, the first high frequency arm and high-frequency coupling arm are connect with the first LOOP structures respectively, and described second
High frequency arm and low band arm are connect with the 2nd LOOP structures respectively.
In the specific embodiment of the present invention, the first high frequency arm is located at the inside of the first LOOP structures,
And it is upwardly extended by the first feedback place and is constituted.
In another specific embodiment of the present invention, the high-frequency coupling arm respectively with the first feedback place and the
The wiring connection of one antenna.
In another specific embodiment of the present invention, the second high frequency arm is set to inside low band arm, the two structure
At an e character form structures.
In another specific embodiment of the present invention, the second high frequency arm and low band arm respectively with second day
Line wiring is connected to same point.
The present invention compared with prior art, has an advantageous effect in that due to the above structure,：It is connected up by antenna
Double LOOP structural antennas that signal feed is connect with the first, second feedback place respectively and is constituted, can solve traditional antenna and dislike
Frequency bandwidth is small when working under bad radiation environment, easy the problem of being disturbed, and enables the antenna to issue in severe radiation environment
Wave good performance；Simultaneously because antenna cabling is arranged in mobile phone bottom, far from the number of people, SAR can be greatly reduced（Electromagnetic wave is inhaled
Receive ratio）Risk.
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 its radiation environment.
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. first antenna connects up；5. the second antenna cloth
Line；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. boy
Plate；12.USB interfaces；13. microtelephone；14. loudspeaker；15. motor.
Specific implementation mode
In order to enable the public to fully understand the technical spirit and advantageous effect of the present invention, applicant will be below in conjunction with attached drawing
The specific implementation mode of the present invention is described in detail, but applicant appoints the limitation that the description of embodiment is not to technical solution
What conceives to change in the form rather than substance according to the present invention all should be considered as protection scope of the present invention.
In the description of the present invention, it is to be understood that, term "upper", "lower", "front", "rear", "left", "right", " water
It is flat " etc. the orientation or positional relationships of instructions be that description convenient for the description present invention and is simplified based on position relationship shown in attached drawing, without
Being instruction or hint has specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " the
Two ", " third " etc. is used for description purposes only, and is not understood to indicate or imply relative importance or is implicitly indicated indicated
Technical characteristic quantity.
Referring to Fig. 1, a kind of bis- LOOP structural antennas of mobile phone 4G, are used for intelligence 4G（Compatible 2G, 3G）Mobile phone signal connects
It receives and sends.The mobile phone includes mobile phone metal reinforcement plate 10 and small daughter board 11；The mobile phone metal reinforcement plate 10 with it is small
On daughter board 11 " " connection；The mobile phone metal reinforcement plate 10, which plays, to be reinforced handset structure intensity and is constituted with small daughter board 11
Signal " " effect；The small daughter board 11 includes metallic region and empty regions；The small daughter board 11 is located at mobile phone metal benefit
At the position for corresponding to mobile phone bottom on strong plate 10.The bis- LOOP structural antennas of the mobile phone 4G are arranged in empty regions, including
Signal feed 1, first presents place 2, second and presents place 3, the 5, first high frequency arm 6 of first antenna wiring the 4, second antenna wiring, height
Frequency coupling arm 7, the second high frequency arm 8 and low band arm 9, wherein the signal feed 1, first presents the feedback ground of place 2 and second
The feed point connection corresponding on small daughter board 11 of point 3.The first antenna wiring 4 and the feedback of signal feed 1 and first ground
Point 2 constitutes the first LOOP structures, and second antenna wiring 5 presents place 3 with signal feed 1 and second and constitutes the 2nd LOOP
Structure, the first high frequency arm 6 and high-frequency coupling arm 7 are connect with the first LOOP structures respectively, the second high frequency arm 8
And low band arm 9 is connect with the 2nd LOOP structures respectively.
The signal feed 1, first is presented the feedback place 3 of place 2 and second and can be laid out according to small daughter board 11 to set conjunction
Suitable arrangement.In the present embodiment, signal feed 1, first presents place 2 and second and presents the linearly arrangement, and signal of place 3
Feed point 1 is located at the centre that place 3 is presented in the first feedback place 2 and second.The first antenna wiring 4 is located at setting for signal feed 1
There is the side in the first feedback place 2, the right side of signal feed 1, one end connection signal feed point of first antenna wiring 4 are corresponded on figure
1, the first feedback of other end connection place 2 is constituted the first LOOP structures with this.The second antenna wiring 5 is located at signal feed 1
The other side for being equipped with the second feedback place 3, the left side of signal feed 1, one end connection letter of the second antenna wiring 5 are corresponded on figure
Number feed point 1, the second feedback of other end connection place 3, the 2nd LOOP structures are constituted with this.The first high frequency arm 6 is by described
First feedback place 2 upwardly extends and constitutes, and the direction far from mobile phone bottom is corresponded on figure.First high frequency arm 6 is located at first
LOOP inside configurations, i.e., by the first LOOP structures surround come with the first LOOP structure Couplings, operating frequency range be 2500MHz~
2690MHz.The high-frequency coupling arm 7 is located at the lower section in the first feedback place 2, and corresponding first feedback place 2 is close to mobile phone bottom on figure
At the position in portion, high-frequency coupling arm 7 presents place 2 with first in the first LOOP structures and first antenna wiring 4 is connect.High frequency
The length of coupling arm 7 in the present embodiment is about 5mm, for the first LOOP structure Couplings, working frequency be 2500MHz~
2690MHz.The second high frequency arm 8 and low band arm 9 are arranged in the side of the separate signal feed 1 of the second antenna wiring 5, figure
The upper left side corresponding to the second antenna wiring 5.Second high frequency arm 8 is set to inside low band arm 9, is surrounded by low band arm 9, and the two is constituted
One e character form structures.Second high frequency arm 8 and low band arm 9 are connected to the same point in the second antenna wiring 5.The work of low band arm 9
The working frequency ranging from MHz of 824 MHz~960；The working frequency of second high frequency arm 8 is the MHz of 1710 MHz~2170.
Referring to Fig. 2, the first antenna wiring 4 and the second antenna wiring 5 is annular cabling, it can not be by specific shape
The restriction of shape.But in Cell Phone Design structure, due to being limited by space, parts are often equipped near antenna.For example, in this reality
Apply in example, mobile phone corresponded on the mobile phone metal reinforcement plate 10 mobile phone bottom location interval be equipped with usb 12 and
Microtelephone 13.It is corresponding to the middle and lower part position of mobile phone on the mobile phone metal reinforcement plate 10 and is being equipped with loudspeaker 14 close to antenna
With motor 15.The motor 15 is close to the first LOOP structures.Usb 12, microtelephone 13 and the loudspeaker 14 lean on
Nearly 2nd LOOP structures.These parts all contain metal component, mobile phone at work, the outside electromagnetic radiation of these parts
Wave absorbs the electromagnetic wave that antenna is sent out, the performance of meeting severe jamming mobile phone, therefore, first antenna wiring 4 and second
Antenna wiring 5 needs to avoid above-mentioned parts as possible in routing of layout.The effect of the first LOOP structures is to increase connection
The operational frequency bandwidth of the first high frequency arm 6 thereon simultaneously reduces the interference essentially from motor 15 suffered by antenna.It is described
The effect of 2nd LOOP structures be increase the bandwidth of low band arm 9 and the second high frequency arm 8 being attached to and reduce antenna by
The interference essentially from usb 12, microtelephone 13 and loudspeaker 14.
The present invention can solve frequency bandwidth when traditional antenna works under severe radiation environment using double LOOP structures
Small, easy the problem of being disturbed；On the other hand, it since antenna cabling is arranged in mobile phone bottom, far from the number of people, can greatly reduce
SAR risks.The operating frequency range of inventive antenna is 824MHz~960MHz and 1710MHz~2690MHz, and Fig. 3 is this reality
Apply the return loss plot of example；Fig. 4 is the Smith chart of the present embodiment.
Claims (5)
1. a kind of bis- LOOP structural antennas of mobile phone 4G, it is characterised in that：Including signal feed (1), the first feedback place (2), second
It presents place (3), first antenna wiring (4), the second antenna wiring (5), the first high frequency arm (6), high-frequency coupling arm (7), second high
Frequency arm (8) and low band arm (9), the first antenna connect up (4) and are constituted with signal feed (1) and the first feedback place (2)
First LOOP structures, first antenna connect up one end connection signal feed point (1) of (4), the first feedback place (2) of other end connection, institute
The the second antenna wiring (5) stated constitutes the 2nd LOOP structures, the second antenna cloth with signal feed (1) and the second feedback place (3)
One end connection signal feed point (1) of line (5), the second feedback place (3) of other end connection, the first high frequency arm (6) and height
Frequency coupling arm (7) is connect with the first LOOP structures respectively, and the second high frequency arm (8) and low band arm (9) are respectively with second
LOOP structures connect.
2. the bis- LOOP structural antennas of a kind of mobile phone 4G according to claim 1, it is characterised in that the first high frequency arm
(6) it is located at the inside of the first LOOP structures, and is upwardly extended by first feedback place (2) and constituted.
3. the bis- LOOP structural antennas of a kind of mobile phone 4G according to claim 1, it is characterised in that the high-frequency coupling arm
(7) it is connect respectively with the first feedback place (2) and first antenna wiring (4).
4. the bis- LOOP structural antennas of a kind of mobile phone 4G according to claim 1, it is characterised in that the second high frequency arm
(8) it is internal to be set to low band arm (9), the two one e character form structures of composition.
5. the bis- LOOP structural antennas of a kind of mobile phone 4G according to claim 4, it is characterised in that the second high frequency arm
(8) and low band arm (9) is connected to 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 CN105591205A (en) | 2016-05-18 |
| CN105591205B true CN105591205B (en) | 2018-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610089020.XA Active CN105591205B (en) | 2016-02-17 | 2016-02-17 | A kind of bis- LOOP structural antennas of mobile phone 4G |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034384B (en) * | 2018-01-11 | 2021-06-15 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with same |
| 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 |
| 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 |
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| CN204011691U (en) * | 2014-08-15 | 2014-12-10 | 惠州硕贝德无线科技股份有限公司 | A kind of mobile phone 4G antenna structure |
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| US9331397B2 (en) * | 2013-03-18 | 2016-05-03 | Apple Inc. | Tunable antenna with slot-based parasitic element |
| CN104466354B (en) * | 2013-09-18 | 2019-06-18 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with the antenna structure |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204011691U (en) * | 2014-08-15 | 2014-12-10 | 惠州硕贝德无线科技股份有限公司 | A kind of mobile phone 4G antenna structure |
| CN104300215A (en) * | 2014-11-03 | 2015-01-21 | 惠州硕贝德无线科技股份有限公司 | 4G antenna with metal frame |
| CN104701619A (en) * | 2014-12-31 | 2015-06-10 | 东莞劲胜精密组件股份有限公司 | Annular loop closed metal ring antenna and mobile device |
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| 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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| CN105591205A (en) | 2016-05-18 |
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