CN207967316U - A kind of double frequency WiFi antennas and mobile terminal - Google Patents
A kind of double frequency WiFi antennas and mobile terminal Download PDFInfo
- Publication number
- CN207967316U CN207967316U CN201820281985.3U CN201820281985U CN207967316U CN 207967316 U CN207967316 U CN 207967316U CN 201820281985 U CN201820281985 U CN 201820281985U CN 207967316 U CN207967316 U CN 207967316U
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- China
- Prior art keywords
- conducting wire
- double frequency
- clearance zone
- wifi antennas
- resonance
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Abstract
The utility model discloses a kind of double frequency WiFi antennas and mobile terminals, wherein antenna includes：One jiao of pcb board, the pcb board is provided with clearance zone, and antenna cabling is provided in the clearance zone, and the antenna cabling is connected to the non-clearance zone of pcb board by a feedback ground conduction band.Double frequency WiFi antennas provided by the utility model, antenna cabling is arranged in the clearance zone on pcb board, and include the first resonance conducting wire and the second resonance conducting wire with the first frequency range of resonance and the second frequency range respectively, so that double frequency WiFi antennas can directly be made in pcb board, it is electrically connected pcb board without first taking shape in when shell then assembles, antenna structure and manufacture craft are simplified, to improve production yield.
Description
Technical field
The utility model is related to technical field of mobile terminals more particularly to a kind of double frequency WiFi antennas and movements eventually
End.
Background technology
Currently, Wi-Fi carrier frequencies are in 2.4GHz frequency ranges and 5GHz frequency ranges.If necessary to support the two frequency ranges, antenna
It needs to realize two resonance.Common Antenna Design form has PIFA antennas, unipole antenna and loop aerial, designs before structure
On shell or holder, using steel disc, FPC and LDS forms.
Double frequency WiFi antennas in the prior art, including：Shell（Setting is in the terminal on frame）And antenna cabling,
In, shell includes：The bottom plate and side plate of interconnection, antenna cabling are to be formed by annular along bottom plate and side plate simultaneously to walk
Line, antenna cabling are equipped with opening, and shell is then equipped with signal feed and ground feed point, and signal feed and ground feed point are electrically connected in opening
Mouthful both ends and it is electrically connected to the circuit board in mobile terminal, antenna cabling is for the first frequency range of resonance WiFi antennas and the second frequency
Section.In the structure, antenna cabling is arranged on shell, is but electrically connected to circuit board, needs the precision-fit of shell and circuit board,
To prevent signal strength after WiFi antennas connection WiFi to be affected, cause production yield low.
As it can be seen that the existing technology needs to be improved and developed.
Utility model content
In view of above-mentioned deficiencies of the prior art, the purpose of this utility model is to provide a kind of double frequency WiFi antennas and movements
Terminal, it is intended to solve the problems, such as that double frequency WiFi antennas production yield is low in the prior art.
The technical solution of the utility model is as follows：
A kind of double frequency WiFi antennas comprising：One jiao of pcb board, the pcb board is provided with clearance zone, the clearance zone
It is inside provided with antenna cabling, the antenna cabling is connected to the non-clearance zone of pcb board by a feedback ground conduction band；The antenna cabling
Including：The first end of first resonance conducting wire and the second resonance conducting wire, the first resonance conducting wire is connected with feedback ground the first side of conduction band
It connects, the first end of the second resonance conducting wire is connected with feedback ground conduction band the second side, and the first resonance conducting wire second end and second
Signal feed is provided between resonance conducting wire second end, the signal feed is connected to the non-of pcb board away from antenna cabling one end
Clearance zone.
Further, the first resonance conducting wire is used for the 2.4GHz frequency ranges of resonance WiFi antennas, and by first end to the
Two ends are disposed with first straight line section, the first arc segment and second straight line section.
Further, the first straight line section is perpendicular to feedback ground conduction band.
Further, the second straight line section is parallel to feedback ground conduction band.
Further, first arc segment is arranged along clearance zone outer ledge.
Further, a gap is provided between the first straight line section and the non-clearance zone of pcb board, the gap is used for
Cooperation feedback ground conduction band is to adjust the degree of coupling of the first resonance conducting wire and ground.
Further, the first resonance conducting wire includes the second arc segment, is led to the connection feedback of second arc segment one end
Band, other end connection signal feeder line.
Further, the non-clearance zone of the pcb board and the connection track of clearance zone are L-shaped, the feedback ground conduction band and letter
Number feeder line be respectively connected to the first of the connection track while and when second.
Further, the non-clearance zone is extended internally by the second side of the connection track a storage tank, the letter
Number feeder line is connect after going deep into storage tank with non-clearance zone.
A kind of mobile terminal comprising double frequency WiFi antennas as described above.
Compared with prior art, double frequency WiFi antennas provided by the utility model, antenna cabling are arranged on pcb board net
It in dead zone, and include the first resonance conducting wire and the second resonance conducting wire with the first frequency range of resonance and the second frequency range respectively so that double frequency
WiFi antennas can directly be made in pcb board, be electrically connected pcb board without first taking shape in when shell then assembles, simplify antenna
Structure and manufacture craft, to improve production yield.
Description of the drawings
Fig. 1 is the structural schematic diagram in double frequency WiFi antenna preferred embodiments in the utility model.
Fig. 2 is the enlarged drawing of part A in Fig. 1.
Specific implementation mode
A kind of double frequency WiFi antennas of the utility model offer and mobile terminal, to make the purpose of this utility model, technical side
Case and effect are clearer, clear, referring to the drawings and give an actual example to the utility model further description.It should manage
Solution, specific embodiment described herein are only used to explain the utility model, are not used to limit the utility model.
As shown in Figures 1 and 2, double frequency WiFi antennas provided by the utility model include：Pcb board 100, antenna cabling,
Feedback ground conduction band 300 and signal feed 400.
One jiao of the pcb board 100 is provided with clearance zone 110, and the antenna cabling is arranged in clearance zone 110, and leads to
It crosses feedback ground conduction band 300 and signal feed 400 is electrically connected to the non-clearance zone 120 of pcb board 100.It is preferred that the clearance zone 110 is outer
Edge be arc-shaped rather than clearance zone 120 and the connection track of clearance zone 110 it is L-shaped, feedback ground conduction band 300 and signal feed 400
Be respectively connected to the first of L-shaped connection track while and when second.Further, the non-clearance zone 120 is by the connection track
The second side extend internally and have a storage tank, the signal feed 400 is connect after going deep into storage tank with non-clearance zone 120.
The antenna cabling includes：First resonance conducting wire 210 and the second resonance conducting wire 220, the first resonance conducting wire 210
First end be connected with feedback ground conduction band 300 first side, the first end of the second resonance conducting wire 220 and feedback ground conduction band 300 the
Two sides are connected, and are provided with signal feed between 220 second end of 210 second end of the first resonance conducting wire and the second resonance conducting wire
400.First resonance conducting wire 210 and the second resonance conducting wire 220 be connected to feedback ground conduction band 300 both sides, formed it is independent walk
Line, while feedback ground conduction band 300 and signal feed 400 are shared again, the independent in path of two different frequency ranges is on the one hand kept, it is another
Aspect reduces hardware and uses, and simplifies Double-frequency antenna structure.It is preferred that the first resonance conducting wire 210 is used for the 2.4GHz of resonance WiFi antennas
Frequency range, the second resonance conducting wire 220 are used for the 5GHz frequency ranges of resonance WiFi antennas, and the resonant path of the first resonance conducting wire 210 is successively
By：Signal feed 400, the first resonance conducting wire 210 and feedback ground conduction band 300, the resonant path of the second resonance conducting wire 220 pass through successively
It crosses：Signal feed 400, the second resonance conducting wire 220 and feedback ground conduction band 300.
The first resonance conducting wire 210 is disposed with by first end to second end：First straight line section 211, the first camber line
Section 212 and second straight line section 213.It is preferred that the first straight line section 211 is perpendicular to feedback ground conduction band 300, first camber line
Section 212 is arranged along 110 outer ledge of clearance zone, and the second straight line section 213 is parallel to feedback ground conduction band 300.
The second resonance conducting wire 220 preferably comprises only the second arc segment, and one end connection feedback ground conduction band 300 is another
Hold connection signal feeder line 400.
In the utility model further preferred embodiment, the length of the first straight line section 211 is B1；First camber line
The projected length that section 212 is parallel to first straight line section 211 is W, and the projected length for being parallel to second straight line section 213 is L；Described
The length of two straightways 213 is A1；The projected length that second arc segment is parallel to first straight line section 211 is B2, is parallel to second
The projected length of straightway 213 is A2.
When carrying out the making of double frequency WiFi antennas, the numerical value of L, W, A1 and B1 can be adjusted to adjust WiFi antennas
The antenna resonance of 2.4GHz frequency ranges；The numerical value of A2 and B2 can be adjusted to adjust the antenna resonance of WiFi antenna 5GHz frequency ranges.
In the utility model further preferred embodiment, the non-headroom of the first straight line section 211 and pcb board 100
A gap is provided between area 120, the width in the gap is S1, and feedback ground conduction band 300 is exposed to the first resonance conducting wire 210
Partial-length between non-clearance zone 120 is S2, and when carrying out the making of double frequency WiFi antennas, the numerical value of S1 and S2 can carry out
It adjusts to adjust the degree of coupling of antenna cabling and ground.
It is preferred that the signal feed 400 includes：Signal transmssion line 410 and matching network band 420, the pair net
There are two the settings of network band 420, and two 420 equal one end connection signal transmission lines 410 of matching network band, the other end connects non-clearance zone
120.Preferred signals feeder line 400 is in " π " font that bipod is straight line.
The utility model additionally provides a kind of mobile terminal comprising double frequency WiFi antennas as described above, it is specific as above
It is described.
It should be understood that the application of the utility model is not limited to above-mentioned citing, those of ordinary skill in the art are come
It says, it can be modified or changed according to the above description, and all these modifications and variations should all belong to the appended power of the utility model
The protection domain that profit requires.
Claims (10)
1. a kind of double frequency WiFi antennas, which is characterized in that including：One jiao of pcb board, the pcb board is provided with clearance zone, described
Antenna cabling is provided in clearance zone, the antenna cabling is connected to the non-clearance zone of pcb board by a feedback ground conduction band；The day
Line cabling includes：First resonance conducting wire and the second resonance conducting wire, first end and the feedback ground conduction band first of the first resonance conducting wire
Side is connected, and the first end of the second resonance conducting wire is connected with feedback ground conduction band the second side, and the first resonance conducting wire second end
Signal feed is provided between the second resonance conducting wire second end, the signal feed is connected to PCB away from antenna cabling one end
The non-clearance zone of plate.
2. double frequency WiFi antennas according to claim 1, which is characterized in that the first resonance conducting wire is used for resonance WiFi
The 2.4GHz frequency ranges of antenna, and first straight line section, the first arc segment and second straight line are disposed with by first end to second end
Section.
3. double frequency WiFi antennas according to claim 2, which is characterized in that the first straight line section is perpendicular to feedback ground
Conduction band.
4. double frequency WiFi antennas according to claim 2, which is characterized in that the second straight line section is parallel to the feedback ground
Conduction band.
5. double frequency WiFi antennas according to claim 2, which is characterized in that first arc segment is along clearance zone outer side edges
Edge is arranged.
6. the double frequency WiFi antennas according to claim 2 or 5, which is characterized in that the first straight line section and pcb board it is non-
A gap is provided between clearance zone, the gap is used to coordinate feedback ground conduction band to adjust the coupling of the first resonance conducting wire and ground
Degree.
7. double frequency WiFi antennas according to claim 1, which is characterized in that the first resonance conducting wire includes the second camber line
Section, second arc segment one end connection feedback ground conduction band, other end connection signal feeder line.
8. double frequency WiFi antennas according to claim 1, which is characterized in that the non-clearance zone and clearance zone of the pcb board
Connection track it is L-shaped, the feedback ground conduction band and signal feed be respectively connected to the first of the connection track while and when second.
9. double frequency WiFi antennas according to claim 8, which is characterized in that the non-clearance zone is by the connection track
Second side, which extends internally, a storage tank, and the signal feed is connect after going deep into storage tank with non-clearance zone.
10. a kind of mobile terminal, which is characterized in that the mobile terminal includes as in one of claimed in any of claims 1 to 9
Double frequency WiFi antennas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820281985.3U CN207967316U (en) | 2018-02-28 | 2018-02-28 | A kind of double frequency WiFi antennas and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820281985.3U CN207967316U (en) | 2018-02-28 | 2018-02-28 | A kind of double frequency WiFi antennas and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207967316U true CN207967316U (en) | 2018-10-12 |
Family
ID=63740293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820281985.3U Expired - Fee Related CN207967316U (en) | 2018-02-28 | 2018-02-28 | A kind of double frequency WiFi antennas and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207967316U (en) |
-
2018
- 2018-02-28 CN CN201820281985.3U patent/CN207967316U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20181012 Termination date: 20200228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |