CN207282699U - A kind of mobile terminal antenna for supporting full frequency band to cover - Google Patents
A kind of mobile terminal antenna for supporting full frequency band to cover Download PDFInfo
- Publication number
- CN207282699U CN207282699U CN201721464515.2U CN201721464515U CN207282699U CN 207282699 U CN207282699 U CN 207282699U CN 201721464515 U CN201721464515 U CN 201721464515U CN 207282699 U CN207282699 U CN 207282699U
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- CN
- China
- Prior art keywords
- edge frame
- metal edge
- mobile terminal
- frequency band
- pcb board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of mobile terminal antenna for supporting full frequency band to cover, including housing and a metal edge frame, a pcb board is installed in housing and at metal edge frame, time status being connected with the metal edge frame, feed position and connection position are disposed with the pcb board；A tuning circuit is provided with the connection position.The utility model can widen medium-high frequency and realize 1550MHz~2690MHz frequency coverages, and realize that LTE low frequencies realize 699MHz~960MHz frequency coverages by circuit switching by setting tuning circuit at the connection position between metal edge frame and pcb board.Compared with prior art, the utility model supports full frequency band to cover 699MHz 960MHz, 1550MHz 2690MHz substantially, relative to traditional scheme frequency range wide coverage.And the utility model makees antenna using metal frame, have the advantages that to have the advantages of simple structure and easy realization.
Description
Technical field
The utility model is related to antenna, and in particular to be it is a kind of support full frequency band cover mobile terminal antenna.
Background technology
Fast development and popularization, and the raising that user requires mobile phone giant-screen, mesh with all-metal rear shell mobile phone
Preceding numerous mobile phone production firms propose the designing scheme of comprehensive screen mobile phone.Comprehensive screen mobile phone refers to that the front of mobile phone is entirely
Screen, four bezel locations of mobile phone are designed using Rimless, pursue the screen accounting close to 100%.It is but actually limited
In current technology, it can not also accomplish the mobile phone of mobile phone front panel accounting 100%.Said screen mobile phone comprehensively refers to that screen accounts for
Than more than 90% can be reached, possess the mobile phone of ultra-narrow frame design.
Comprehensive screen mobile phone greatly improves the shape of mobile phone, allows mobile phone to seem more there is technology sense, and in addition same fuselage is being just
The area in face can accommodate the screen of bigger, be obviously improved for visual experience.But screen mobile phone is relatively complete golden comprehensively
Belong to the mobile phone of rear shell, its huge compression region of antenna so that antenna needs in minimum headroom to realize performance, this is to day
The design of line proposes the requirement of higher.
Utility model content
For this reason, the purpose of this utility model is to provide a kind of mobile terminal antenna for supporting full frequency band to cover.
The purpose of this utility model is achieved through the following technical solutions.
A kind of mobile terminal antenna for supporting full frequency band to cover, including housing (12) and a metal edge frame (11), positioned at shell
One pcb board (1) is installed in body (12) and close to metal edge frame (11) place, is disposed with and the gold on the pcb board (1)
Belong to frame (11) connection returns status (101), feed position (102) and connection position (103)；Connection position (103) place is provided with
One tuning circuit (1004), the tuning circuit (1004) switch after being connected by an inductance (1002) and a capacitance (1003) with one
(1001) it is in parallel to form, and the first connection terminal (10001) of the tuning circuit (1004) connects the metal edge frame (11),
Second connection end (10002) connects the pcb board (1)；Wherein, current signal enters metal by feeding position (102) feed-in
Be divided into two after frame (11), one returns to pcb board (1) after going back to status (101), with produce resonance realize 1710MHz~
2170MHz frequency coverages, another Zhi Ze return to pcb board (1) by the tuning circuit (1004), to produce resonance realization
The frequency coverage of 880MHz~960MHz, 2300MHz~2690MHz.
Preferably, between the housing (12) and the metal edge frame (11) formed with a gap, filled in the gap
There is nonmetal medium (13).
Preferably, the gap spacing between the housing (12) and the metal edge frame (11) is 1.0mm~2.0mm.
Preferably, the gap spacing between the housing (12) and the metal edge frame (11) is 1.5mm.
Preferably, feed position (102) is less than feed position (102) and connection position with going back to the distance between status (101)
The distance between (103).
Preferably, the switch (1001) is the electronic device with radio frequency break-make.
Preferably, the switch (1001) is diode.
Preferably, the inductance (1002) and capacitance (1003) are lamped element.
Mobile terminal antenna provided by the utility model, by being set at the connection position between metal edge frame and pcb board
Tuning circuit, can widen medium-high frequency and realize 1550MHz~2690MHz frequency coverages, and realize that LTE is low by circuit switching
Frequency realizes 699MHz~960MHz frequency coverages.Compared with prior art, the utility model supports full frequency band to cover substantially
699MHz-960MHz, 1550MHz-2690MHz, relative to traditional scheme frequency range wide coverage.And the utility model utilizes
Metal frame makees antenna, has the advantages that to have the advantages of simple structure and easy realization.
Brief description of the drawings
Fig. 1 is the schematic perspective view of the utility model mobile terminal antenna；
Fig. 2 is the back schematic diagram of the utility model mobile terminal antenna；
Fig. 3 is the circuit diagram of the utility model mobile terminal antenna connection position；
Fig. 4 is the utility model S11 curve maps；
Fig. 5 is the utility model efficiency curve diagram.
Identifier declaration in figure：Pcb board 1, metal edge frame 11, housing 12, return status 101, feed position 102, connection position 103,
Connect circuit 1004, switch 1001, inductance 1002, capacitance 1003, the first connection terminal 10001, second connection end 10002,
Nonmetal medium connector 13.
Embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only explaining
The utility model, is not used to limit the utility model.
Refering to Figure 1, Fig. 1 is the schematic perspective view of the utility model mobile terminal antenna.The utility model provides
A kind of mobile terminal antenna, to realize that comprehensive screen mobile phone realizes antenna performance in minimum headroom.
Antenna wherein described in the present embodiment, includes housing 12 and a metal edge frame 11, and in housing 12
And one pcb board 1 is installed close to the position of metal edge frame 11.Wherein 1 part of pcb board is located in metal edge frame 11, and the two
Between formed with certain spacing.
Wherein by carrying out simplation verification to the present embodiment, the mobile terminal package size for the present embodiment antenna is selected
For 145mm*71mm*6mm, its pcb board selected use double-layer PCB board, and PCB substrate is FR4 (ε=4.3 δ=0.024).
Status 101, feed position 102 and connection position 103 are provided with back between pcb board 1 and metal edge frame 11.And PCB
Plate 1 is connected respectively with metal edge frame 11 by returning status 101, feed position 102 and connection position 103.
It should be noted that corresponding feed position 102 and the distance returned between status 101 are less than feedback on metal edge frame 11
The distance between current potential 102 and connection position 103.Accordingly, visually saved between feed position 102 and time status 101 for brachyplast；And present
It is long minor matters between current potential 102 and connection position 103.
Wherein, when current signal is from 102 feed-in of feed placement, it is divided into two after entering metal edge frame 11.One electric current
Signal is saved by returning to pcb board 1 after returning position 101 by above-mentioned brachyplast, is produced resonance and is realized 1710MHz~2170MHz frequencies
Rate covers.
And another current signal then by above-mentioned long minor matters again by link position 103 after return to pcb board 1, produce
Raw resonance realizes 880MHz~960MHz, 2300MHz~2690MHz frequency coverages.
As shown in Fig. 2, Fig. 2 is the back schematic diagram of the utility model mobile terminal antenna.The present embodiment housing 12 and institute
State between metal edge frame 11 formed with a gap, nonmetal medium 13 is filled with the gap.Its middle casing 12 with it is described
Gap spacing between metal edge frame 11 is 1.0mm~2.0mm.
Gap spacing between the present embodiment middle casing 12 and the metal edge frame 11 is preferably 1.5mm, that is, corresponds to non-gold
The width for belonging to medium 13 is 1.5mm or so.
Wherein, the gap spacing between pcb board 1 and metal edge frame 11 should be not less than between housing 12 and metal edge frame 11
Gap spacing, is preferably 2mm in the present embodiment.
As shown in figure 3, Fig. 3 is the circuit diagram of the utility model mobile terminal antenna connection position.Wherein connection position 103
Place is provided with a tuning circuit 1004, the tuning circuit 1004 connected by 1002 and one capacitance 1003 of inductance after with one
Switch 1001 is in parallel to be formed.
It should be noted that 1001 be the electronic device with radio frequency break-make, such as：Switch, diode etc.；In the present embodiment
1001 are illustrated using switch, but as other electronic devices with radio frequency break-make can also reach this programme purpose；1002 Hes
1003 for lamped element such as：Inductance, capacitance, resistance can be equivalent to structure such as interdigitation or U-typed structure of lamped element etc.；
1002 are illustrated using inductance in the implementation case, and 1003 are illustrated using capacitance.
The first connection terminal 10001 connection metal edge frame 11 of tuning circuit 1004, second connection end 10002 connect
Pcb board 1.
Wherein, current signal is divided into two, one is passed through brachyplast by feeding 102 feed-in of position after entering metal edge frame 11
Pcb board 1 is returned to after section, and another long minor matters then return to pcb board 1 by tuning circuit 1004, to produce resonance realization
The frequency coverage of 880MHz~960MHz, 2300MHz~2690MHz.
At connection position 103, metal edge frame 11 is connected to circuit 1004 by the first connection terminal 10001, through oversampling circuit
Pcb board 1 is connected to by second connection end 10002 after 1004.It can be realized by the switch 1001 in switching circuit 1004 low
The frequency shift (FS) of frequency range, repeatedly switching is so that low frequency realizes 699MHz~960MHz all standings.Inductance in circuit 1004
1002 and capacitance 1003 can produce a resonance, by adjust inductance 1002 and capacitance 1003 value size realize
1550MHz~1620MHz frequency coverages.
As shown in Figure 4, Figure 5, Fig. 4 is the S11 obtained by this programme experimental simulation, and antenna return loss is full in actual debugging
Foot is less than the design requirement of -5dB.Fig. 5 be this programme experimental simulation obtained by efficiency Efficiency data, and with shown in Fig. 4
The S11 of each state is corresponded.
In conclusion the utility model tonneau makees antenna with metal frame, have the advantages of simple structure and easy realization；And its by
The tuning circuit set at connection position, (minimum headroom) can realize more preferable antenna performance under very poor environment.
The utility model can widen medium-high frequency section by circuit design and realize 1550MHz~2690MHz frequency coverages, and
Low frequency state can be made to realize 699MHz~960MHz frequency all standings by circuit 1004.And any LTE low frequencies (699MHz~
960MHz) under switching state, medium-high frequency (1550MHz~2690MHz) is almost unchanged, so as to realize most of CA
(carrier aggregation, carrier aggregation) state.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (8)
1. a kind of mobile terminal antenna for supporting full frequency band to cover, including housing (12) and a metal edge frame (11), positioned at housing
(12) one pcb board (1) is installed in and close to metal edge frame (11) place, it is characterised in that set gradually on the pcb board (1)
There is what is be connected with the metal edge frame (11) to return status (101), feed position (102) and connection position (103)；The connection position
(103) place is provided with a tuning circuit (1004), which is gone here and there by an inductance (1002) and a capacitance (1003)
It is in parallel with a switch (1001) after connection to form, and described in the first connection terminal (10001) connection of the tuning circuit (1004)
Metal edge frame (11), second connection end (10002) connect the pcb board (1)；Wherein, current signal is by feeding position (102) feedback
Enter, be divided into two after entering metal edge frame (11), one returns to pcb board (1) after going back to status (101), to produce resonance
Realize 1710MHz~2170MHz frequency coverages, another Zhi Ze returns to pcb board (1) by the tuning circuit (1004), with production
Raw resonance realizes 880MHz~960MHz, the frequency coverage of 2300MHz~2690MHz.
2. as claimed in claim 1 support full frequency band covering mobile terminal antenna, it is characterised in that the housing (12) with
Formed with a gap between the metal edge frame (11), nonmetal medium (13) is filled with the gap.
3. as claimed in claim 2 support full frequency band covering mobile terminal antenna, it is characterised in that the housing (12) with
Gap spacing between the metal edge frame (11) is 1.0mm~2.0mm.
4. as claimed in claim 3 support full frequency band covering mobile terminal antenna, it is characterised in that the housing (12) with
Gap spacing between the metal edge frame (11) is 1.5mm.
5. the mobile terminal antenna of full frequency band covering is supported as claimed in claim 2, it is characterised in that the feed position
(102) it is less than feed the distance between position (102) and connection position (103) with going back to the distance between status (101).
6. the mobile terminal antenna of full frequency band covering is supported as claimed in claim 5, it is characterised in that the switch (1001)
For the electronic device with radio frequency break-make.
7. the mobile terminal antenna of full frequency band covering is supported as claimed in claim 6, it is characterised in that the switch (1001)
For diode.
8. the mobile terminal antenna of full frequency band covering is supported as claimed in claim 6, it is characterised in that the inductance (1002)
It is lamped element with capacitance (1003).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721464515.2U CN207282699U (en) | 2017-11-06 | 2017-11-06 | A kind of mobile terminal antenna for supporting full frequency band to cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721464515.2U CN207282699U (en) | 2017-11-06 | 2017-11-06 | A kind of mobile terminal antenna for supporting full frequency band to cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207282699U true CN207282699U (en) | 2018-04-27 |
Family
ID=61979141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721464515.2U Withdrawn - After Issue CN207282699U (en) | 2017-11-06 | 2017-11-06 | A kind of mobile terminal antenna for supporting full frequency band to cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207282699U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107706504A (en) * | 2017-11-06 | 2018-02-16 | 深圳市信维通信股份有限公司 | A kind of mobile terminal antenna for supporting full frequency band to cover |
-
2017
- 2017-11-06 CN CN201721464515.2U patent/CN207282699U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107706504A (en) * | 2017-11-06 | 2018-02-16 | 深圳市信维通信股份有限公司 | A kind of mobile terminal antenna for supporting full frequency band to cover |
| CN107706504B (en) * | 2017-11-06 | 2023-09-12 | 深圳市信维通信股份有限公司 | Mobile terminal antenna supporting full-band coverage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180427 Effective date of abandoning: 20230912 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180427 Effective date of abandoning: 20230912 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |