CN206595390U - A kind of mobile terminal three-in-one antenna based on Multi-layer design - Google Patents
A kind of mobile terminal three-in-one antenna based on Multi-layer design Download PDFInfo
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- CN206595390U CN206595390U CN201720151434.0U CN201720151434U CN206595390U CN 206595390 U CN206595390 U CN 206595390U CN 201720151434 U CN201720151434 U CN 201720151434U CN 206595390 U CN206595390 U CN 206595390U
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- antenna
- copper clad
- clad layers
- mobile terminal
- golden finger
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Abstract
The utility model discloses the mobile terminal three-in-one antenna based on Multi-layer design, the utility model is provided with three-in-one antenna using drain pan with side simultaneously, and combine multilayer plate technique, it is sufficiently used the inside solid space of mobile terminal, the drain pan of mobile terminal and side antenna are organically combined together by golden finger contact, the technical problem of demand of GPS/WIFI/BT three-in-one antenna multiband high-gains can not be met by overcoming mobile terminal antenna in the prior art, the beamwidth of antenna effectively has been expanded, antenna gain is improved.
Description
Technical field
The utility model is related to field of antenna, more particularly to a kind of antenna for mobile phone.
Background technology
With the development of science and technology, wireless terminal device has turned into instrument essential in people's life, work.Mobile phone is got over
To be more thinned, miniaturization.And with the variation of cell-phone function, increasing device all squeezes just little in original space
Mobile phone inside so that the space for leaving antenna for is less and less, it is understood that the fine or not major influence factors of built-in aerial performance have：
Antenna area, antenna headroom, the ambient influnence such as antenna height, therefore how to make full use of natively little mobile terminal space
It is the target pursued always in industry.
The mobile terminal antenna of routine is realized on drain pan on the market at present, due to the limitation in space, the face of antenna
Product is also limited, so that limiting the beamwidth of antenna, it is impossible to meet GPS, WIFI and BT antenna multiband high-gain well
Demand.
The content of the invention
In order to solve the above-mentioned technical problem, the purpose of this utility model is to provide a kind of function admirable, broader bandwidth and suitable
The mobile terminal three-in-one antenna designed for multiband.
The technical scheme that the utility model is used is：
A kind of mobile terminal three-in-one antenna based on Multi-layer design, including positioned at the primary antenna unit of mobile phone drain pan and position
Parasitic antenna element in mobile phone base angle side, the primary antenna unit includes the first golden finger signal contact point, described first
Golden finger signal contact point is bent to interior of mobile phone, and the parasitic antenna element includes the second golden finger signal contact point, described
Second golden finger signal contact point is bent to interior of mobile phone, and the first golden finger signal contact point connects with the second golden finger signal
Contact is connected；The primary antenna unit is stacked antenna plate, and the stacked antenna plate is followed successively by from top to bottom：Cover copper in top
Layer, the first PTFE core layers, the first middle copper clad layers, thermosetting heating plastotype P lamellas, the second middle copper clad layers, the 2nd PTFE cores
Flaggy and bottom copper clad layers, the top copper clad layers, the first middle copper clad layers, the second middle copper clad layers and bottom copper clad layers are provided with
Antenna traces, the primary antenna unit is provided through the through hole of each layer, the top copper clad layers, the first middle copper clad layers,
Two middle copper clad layers and bottom copper clad layers are electrically connected to each other by through hole, and the bottom copper clad layers are contacted with the first golden finger signal
Point connection.
It is preferred that, the primary antenna unit includes three-back-shaped radiation arm, and the primary antenna unit is used to radiate WIFI and BT
Frequency band signals.
It is preferred that, the parasitic antenna element is inverted-L antenna, and the parasitic antenna element is used to radiate GPS frequency band signals.
It is preferred that, it is provided with antenna mainboard below the primary antenna unit.
It is preferred that, the bottom copper clad layers extend distributing point and feedback place, the distributing point and present place with antenna master
Plate is connected.
It is preferred that, processor is additionally provided with the antenna mainboard, the distributing point and feedback place are connected with processor.
It is preferred that, the top copper clad layers, the first middle copper clad layers, the thickness of the second middle copper clad layers and bottom copper clad layers are
34.3 μm, the first PTFE core layers and the 2nd PTFE core layer thickness are 0.78mm, and plastotype P lamellas are heated in the thermosetting
Thickness is 0.18mm.
The beneficial effects of the utility model are：
The utility model is provided with three-in-one antenna using drain pan with side simultaneously, and uses multi-layer sheet to primary antenna unit
Structure design, is sufficiently used the inside solid space of mobile terminal, and the drain pan of mobile terminal and side antenna are passed through into gold
Finger contact is organically combined together, and GPS/WIFI/BT tri- can not be met by overcoming mobile terminal antenna in the prior art
Unify the technical problem of the demand of antenna multiband high-gain, effectively expanded the beamwidth of antenna, improved antenna gain.
The utility model can be widely applied to various mobile terminal antennas.
Brief description of the drawings
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
Fig. 1 is a kind of complete machine structure schematic diagram of embodiment antenna cabling of the utility model；
Fig. 2 is a kind of embodiment primary antenna unit Wiring structure schematic diagram of the utility model；
Fig. 3 is a kind of embodiment parasitic antenna element Wiring structure schematic diagram of the utility model；
Fig. 4 is a kind of multi-layer structure design figure in embodiment primary antenna unit cross section of the utility model；
Fig. 5 is the utility model antenna and conventional mobile phone antenna standing wave comparison diagram.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.
As shown in Figure 1, Figure 2 and Figure 3, a kind of mobile terminal three-in-one antenna based on Multi-layer design, including positioned at mobile phone
The primary antenna unit 101 of drain pan and the parasitic antenna element 201 positioned at mobile phone base angle side, the primary antenna unit 101 include
First golden finger signal contact point 102, the first golden finger signal contact point 102 is bent to interior of mobile phone, the parasitic day
Line unit 201 includes the second golden finger signal contact point 202, and the second golden finger signal contact point 202 is curved to interior of mobile phone
Folding, the first golden finger signal contact point 102 contacts connection with the second golden finger signal contact point 202.
As shown in figure 4, the multi-layer sheet of primary antenna unit is followed successively by from top to bottom：Push up copper clad layers 1, the first PTFE core layers 2,
Copper is covered at first middle copper clad layers 3, thermosetting heating plastotype P lamellas 4, the second middle copper clad layers 5, the 2nd PTFE core layers 6 and bottom
Layer 10；The middle copper clad layers 3 of the top copper clad layers 1 and first, the second middle copper clad layers 5 and bottom copper clad layers 10 are provided with mobile whole
Hold the primary antenna member circuit of antenna；The primary antenna unit is provided through the through hole 7 of each layer, the top copper clad layers 1, first
Middle copper clad layers 3, the second middle copper clad layers 5 and bottom copper clad layers 10 are electrically connected to each other by through hole 7；The bottom copper clad layers 10
Outside is additionally provided with radome 9.The bottom copper clad layers 10 are connected with the first golden finger signal contact point 102.In the embodiment, institute
State the primary antenna unit that the top middle copper clad layers 5 of the middle copper clad layers 3 and second of copper clad layers 1 and first are used to set antenna for mobile phone
101 circuits, are conducive to the setting of multifrequency point radiating antenna member.
The utility model is using pure PTFE core layers and thermosetting heating plastotype P lamellas 4, its performance parameter such as following table：
| Flaggy | PTFE core layers | Plastotype P lamellas are heated in thermosetting |
| Dielectric constant Dk | 3.0（1MHz/10MHz） | 2.83（1MHz/10MHz） |
| Dielectric dissipation factor Df | 0.0013（1MHz/10MHz） | 0.0017（1MHz/10MHz） |
| Tg/ DEG C of glass transition temperature | / | 130 |
| Peel strength of copper foil/N/mm (34.3 μm) | 1.3 N/mm | 1.2 N/mm |
| Water absorption rate/% | 0.03 | 0.04 |
| Surface resistivity/m Ω | 2.02*108 | 1.9*108 |
| Thermal conductivity/（W/m·k） | 0.64 | 0.2 |
As seen from the above table, the utility model has the small, dielectric constant of loss more stable relative to existing antenna for mobile phone, heat-resisting
Functional the characteristics of, substantially meet mobile phone antenna performance requirement.
The primary antenna unit 101 include three-back-shaped radiation arm 103, the primary antenna unit 101 be used for radiate WIFI and
BT frequency band signals.The parasitic antenna element 201 is inverted-L antenna, and the parasitic antenna element 201 is used to radiate GPS frequency ranges letter
Number.Inverted-L antenna is arranged at the lower edge of mobile telephone surface shell side, and aerial radiation signal is not susceptible to stop when holding mobile phone.
In the present embodiment, antenna mainboard is pcb board.During installation, while drain pan assembling fastening, the first golden finger signal connects
Contact 102 contacts connection with the second golden finger signal contact point 202.Primary antenna unit 101 mainly produces high-frequency resonant；On face-piece
Parasitic antenna element 201 mainly produce low-frequency resonant；Described primary antenna unit 101 passes through two with parasitic antenna element 201
Individual golden finger signal contact point is mutually conducted to form an entirety, the solid space of the terminal sufficiently utilized, effective increase
The usable floor area of antenna, so as to increase antenna high band bandwidth, lifts antenna radiation performance.
In conventional art, antenna only is set in drain pan, using individual layer antenna plate as primary antenna unit, can be produced in Fig. 5
Traditional antenna SWR harmonic wave curves；The present embodiment is by two golden finger signal contact points in Fig. 2 and Fig. 3 by two parts
Antenna, which is synthesized, is added significantly to original antenna area and antenna sky after an entirety and the design of stacked antenna plate, synthesis entirety
Between, can be with so as to generate in Fig. 5 in the present embodiment SWR harmonic waves curve 502, comparison diagram 5 two SWR harmonic waves curves
Find out, low frequency and high frequency standing-wave ratio significantly improve, and have effectively expanded the bandwidth of low frequency and high frequency.
In the present embodiment, the pcb board front is additionally provided with processor, the distributing point 104 and feedback ground of primary antenna unit 101
Point 105 is connected with processor.
The utility model is provided with three-in-one antenna using drain pan and side simultaneously, and combines multilayer plate technique, fully
The inside solid space of mobile terminal is make use of, the drain pan of mobile terminal is organically tied with side antenna by golden finger contact
Close together, GPS/WIFI/BT three-in-one antennas multiband height can not be met by overcoming mobile terminal antenna in the prior art
The technical problem of the demand of gain, has effectively expanded the beamwidth of antenna, improves antenna gain.
Above is preferable implementation of the present utility model is illustrated, but the invention is not limited to the reality
Example is applied, those skilled in the art can also make a variety of equivalent variations on the premise of without prejudice to the utility model spirit
Or replace, these equivalent deformations or replacement are all contained in the application claim limited range.
Claims (7)
1. a kind of mobile terminal three-in-one antenna based on Multi-layer design, it is characterised in that including positioned at the main day of mobile phone drain pan
Line unit and the parasitic antenna element positioned at mobile phone base angle side, the primary antenna unit are contacted including the first golden finger signal
Point, the first golden finger signal contact point is bent to interior of mobile phone, and the parasitic antenna element includes the second golden finger signal
Contact point, the second golden finger signal contact point is bent to interior of mobile phone, the first golden finger signal contact point and second
The contact connection of golden finger signal contact point；
The primary antenna unit is stacked antenna plate, and the stacked antenna plate is followed successively by from top to bottom：Push up copper clad layers, the first PTFE
Core layer, the first middle copper clad layers, thermosetting heating plastotype P lamellas, the second middle copper clad layers, the 2nd PTFE core layers and bottom are covered
Layers of copper, the top copper clad layers, the first middle copper clad layers, the second middle copper clad layers and bottom copper clad layers are provided with antenna traces, institute
State the through hole that primary antenna unit is provided through each layer, top copper clad layers, the first middle copper clad layers, the second middle copper clad layers
It is electrically connected to each other with bottom copper clad layers by through hole, the bottom copper clad layers are connected with the first golden finger signal contact point.
2. a kind of mobile terminal three-in-one antenna based on Multi-layer design according to claim 1, it is characterised in that described
Primary antenna unit includes three-back-shaped radiation arm, and the primary antenna unit is used to radiate WIFI and BT frequency band signals.
3. a kind of mobile terminal three-in-one antenna based on Multi-layer design according to claim 2, it is characterised in that described
Parasitic antenna element is inverted-L antenna, and the parasitic antenna element is used to radiate GPS frequency band signals.
4. a kind of mobile terminal three-in-one antenna based on Multi-layer design according to any one of claims 1 to 3, its feature
It is, antenna mainboard is provided with below the primary antenna unit.
5. a kind of mobile terminal three-in-one antenna based on Multi-layer design according to claim 4, it is characterised in that described
Bottom copper clad layers extend distributing point and feedback place, and the distributing point and feedback place are connected with antenna mainboard.
6. a kind of mobile terminal three-in-one antenna based on Multi-layer design according to claim 5, it is characterised in that described
Processor is additionally provided with antenna mainboard, the distributing point and feedback place are connected with processor.
7. a kind of mobile terminal three-in-one antenna based on Multi-layer design according to claim 1,2,3,5 or 6, its feature
It is, the thickness for pushing up copper clad layers, the first middle copper clad layers, the second middle copper clad layers and bottom copper clad layers is 34.3 μm, institute
It is 0.78mm to state the first PTFE core layers and the 2nd PTFE core layer thickness, and the thermosetting heating plastotype P lamellar spacings are
0.18mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720151434.0U CN206595390U (en) | 2017-02-20 | 2017-02-20 | A kind of mobile terminal three-in-one antenna based on Multi-layer design |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720151434.0U CN206595390U (en) | 2017-02-20 | 2017-02-20 | A kind of mobile terminal three-in-one antenna based on Multi-layer design |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206595390U true CN206595390U (en) | 2017-10-27 |
Family
ID=60125568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720151434.0U Expired - Fee Related CN206595390U (en) | 2017-02-20 | 2017-02-20 | A kind of mobile terminal three-in-one antenna based on Multi-layer design |
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| CN (1) | CN206595390U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108448248A (en) * | 2018-01-25 | 2018-08-24 | 瑞声科技(新加坡)有限公司 | A kind of antenna system and terminal |
-
2017
- 2017-02-20 CN CN201720151434.0U patent/CN206595390U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108448248A (en) * | 2018-01-25 | 2018-08-24 | 瑞声科技(新加坡)有限公司 | A kind of antenna system and terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 Termination date: 20180220 |