CN208797165U - A kind of communication positioning antenna - Google Patents
A kind of communication positioning antenna Download PDFInfo
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- CN208797165U CN208797165U CN201821485546.0U CN201821485546U CN208797165U CN 208797165 U CN208797165 U CN 208797165U CN 201821485546 U CN201821485546 U CN 201821485546U CN 208797165 U CN208797165 U CN 208797165U
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Abstract
The utility model discloses a kind of communications to position antenna, including navigation (GPS/GLONASS/BDS) antenna, LTE antenna, microstrip line, FR4 plate, shell, radio frequency connector, coaxial cable；LTE antenna is composed of the first pcb board and the second pcb board, and on the metal base plate of shell, the first pcb board intersects vertically the second pcb board standing upright with the second pcb board, and the first pcb board is placed horizontally on the second pcb board；The height 17mm that LTE antenna entirely combines, width 30mm；First pcb board includes the gap 7 that branch 6 and branch 6 are constituted, it include branch 1, branch 2, branch 3, branch 3, branch 4 and branch 5 on 2nd PCB, branch 2 is electrically connected with microstrip line realizes antenna feed, branch 1 and branch 3 realize with floor to be electrically connected, second pcb board is electrically connected by branch 5 with the realization of the first pcb board, 4G antenna is connect by the microstrip transmission line with coaxial cable, and navigation antenna is made of ceramic antenna, active amplifying circuit and shielding case.
Description
Technical field
The utility model relates to a kind of communications to position antenna.
Background technique
The antenna important devices indispensable as any wireless communication system bear reception electromagnetic wave or transmitting electricity
The substantial responsibility of magnetic wave.As long as the place of wireless communication system can be used, just have to using antenna, antenna size, structure
And electrical property directly affects the excellent of entire wireless system performance, the performance of antenna is most important to entire wireless system.
Wireless communication system has been supplied in various scenes, various facilities, these different scenes, different facilities are to the appearance knot of antenna
Structure, the requirement of unit for electrical property parameters are also different.
With the development of science and technology requirement of the contemporary people to automobile is so simple considerably beyond " walking-replacing tool ", it is modern
Automobile is safer, comfortable, intelligent, and the development of wireless communication technique is all benefited from the realization of these requirements, it is contemplated that communication side
Just, present automobile majority all meets radio mobile communication requirement, therefore radio antenna has become the standard configuration of automobile.GPS
Navigation system is now quite mature, is widely used in auto-navigation system.Since the type of car antenna is more and more,
Installation will necessarily become more complicated, so miniaturization and integrated technique necessarily become development trend.
Utility model content
The purpose of this utility model, which has been to provide for one kind, can be placed in metal surface work, not influenced by metal environment
The integrated Miniature communication of communication navigation positions antenna.
The utility model adopts the following technical solution:
A kind of communication positions antenna, including navigation (GPS/GLONASS/BDS) antenna, LTE antenna, microstrip line, FR4 plate,
Shell, radio frequency connector, coaxial cable；
Wherein the LTE antenna is composed of the first pcb board and the second pcb board, and the second pcb board standing upright is in shell
Metal base plate on, the first pcb board intersects vertically with the second pcb board, and the first pcb board is placed horizontally on the second pcb board；
Optimization, the height 17mm that the LTE antenna entirely combines, width 30mm；
First pcb board includes the gap 7 that branch 6 and branch 6 are constituted, the low frequency of the effect length antenna of branch 6
Frequency, the length and width in gap 7 influence the IF frequency of antenna；
On 2nd PCB include branch 1, branch 2, branch 3, branch 3, branch 4 and branch 5,
Branch 2 on 2nd PCB is electrically connected with microstrip line realizes that antenna feed, branch 1 and branch 3 and floor realize
Electrical connection, the second pcb board are electrically connected by branch 5 with the realization of the first pcb board, and the width of microstrip line will affect the resistance of entire antenna
Anti-, the branch 4 on the second pcb board influences the higher frequency of antenna, the high frequency of the effect of distance antenna between branch 2 and branch 3
Impedance；
The gap that branch 1, branch 2 and branch 4 surround influences the impedance of entire antenna, and low frequency may be implemented in LTE antenna
824MHz-960MHz and high frequency 1710MHz-2690MHz bandwidth；
The LTE antenna is connect by microstrip line with coaxial cable；
The GPS navigation antenna is made of ceramic antenna, active amplifying circuit and shielding case.
The beneficial effects of the utility model are as follows:
1, the integrated of two kinds of functions that communicate and navigate may be implemented, it is easy to use.
2, low frequency 824MHz-960MHz and high frequency 1710MHz-2690MHz bandwidth may be implemented in broader bandwidth.
3, it can be placed in metal surface work, do not influenced by metal environment.
Detailed description of the invention:
1 antenna monnolithic case schematic diagram schematic diagram of attached drawing；
Fig. 2 is inner antenna structural schematic diagram
Fig. 3 is LTE antenna structural schematic diagram；
Fig. 4 is the second pcb board structural schematic diagram；
Fig. 5 is the first pcb board structural schematic diagram；
Fig. 6 is microstrip line schematic diagram；
Fig. 7 is LTE antenna standing-wave ratio；
Fig. 8 is GPS antenna standing-wave ratio；
Fig. 9 is GPS antenna performance；
In figure, 1 is antenna casing, and 2 be coaxial cable, and 3 be radio frequency connector, and 4 be the metal base plate of antenna casing, and 5 are
Microstrip line, 6 be FR4 plate, and 7 be GPS antenna, and 8 be LTE antenna, and 81 be the first pcb board, and 811 be branch 6,812 be gap 7,82
It is the second pcb board, 821 be branch 1,822 be branch 2,823 be branch 3,824 be branch 4,825 be branch 5,9 be microstrip line
With the interface of branch 2；
Specific embodiment
The utility model is described further with reference to the accompanying drawings and detailed description:
LTE antenna 8 is composed of the first pcb board 82 and the second pcb board 81, and 81 standing upright of the second pcb board is in shell
Metal base plate 4 on, the first pcb board 82 intersects vertically with the second pcb board 81, and the first pcb board level 82 is placed on the second pcb board 81
On；
The height 17mm that LTE antenna entirely combines, width 30mm；
Second pcb board 82 includes branch 6 (811 in figure) and the gap 7 (812 in figure) that branch 6 is constituted, the length of branch 6
Degree influences the Frequency of antenna, and the length and width in gap 7 influences the IF frequency of antenna, therefore, adjusts branch 6 and gap
The characteristic of low frequency in the adjustable antenna of 7 size；
Branch 2 (822 in figure) on first pcb board 81 and microstrip line 5 marked in figure 9 at be electrically connected and realize antenna
Feed, branch 1 (821 in figure) and branch 3 (823 in figure) realize with floor and are electrically connected that the 2nd PCB81 plate is by branch 5 (in figure
825) it is electrically connected with the realization of the first pcb board 82, the width of microstrip transmission line will affect the impedance of entire antenna, on the second pcb board
Branch 4 (824 in figure) influence antenna higher frequency, the high-frequency resistance of the effect of distance antenna between branch 2 and branch 3；
The gap that branch 1, branch 2 and branch 4 surround influences the impedance of entire antenna, and low frequency may be implemented in 4G antenna
824MHz-960MHz and high frequency 1710MHz-2690MHz bandwidth；
LTE antenna is connect by microstrip line with coaxial cable；
GPS navigation inner antenna is made of ceramic antenna, active amplifying circuit and shielding case.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (3)
1. a kind of communication positions antenna, it is characterized in that include navigation (GPS/GLONASS/BDS) antenna, LTE antenna, microstrip line,
FR4 plate, shell, radio frequency connector, coaxial cable；
Wherein the LTE antenna is composed of the first pcb board and the second pcb board, gold of the second pcb board standing upright in shell
Belong on bottom plate, the first pcb board intersects vertically with the second pcb board, and the first pcb board is placed horizontally on the second pcb board；
First pcb board includes the gap 7 that branch 6 and branch 6 are constituted；
On 2nd PCB include branch 1, branch 2, branch 3, branch 3, branch 4 and branch 5,
Branch 2 on 2nd PCB is electrically connected with microstrip line realizes antenna feed, and branch 1 and branch 3 realize with floor to be electrically connected
It connects, the second pcb board is electrically connected by branch 5 with the realization of the first pcb board；
The LTE antenna is connect by microstrip line with coaxial cable.
2. a kind of communication according to claim 1 positions antenna, it is characterized in that the GPS navigation antenna by ceramic antenna,
Active amplifying circuit and shielding case composition.
3. a kind of communication according to claim 1 positions antenna, the height that LTE antenna described in feature entirely combines
17mm, width 30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821485546.0U CN208797165U (en) | 2018-09-07 | 2018-09-07 | A kind of communication positioning antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821485546.0U CN208797165U (en) | 2018-09-07 | 2018-09-07 | A kind of communication positioning antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208797165U true CN208797165U (en) | 2019-04-26 |
Family
ID=66209169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821485546.0U Active CN208797165U (en) | 2018-09-07 | 2018-09-07 | A kind of communication positioning antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208797165U (en) |
-
2018
- 2018-09-07 CN CN201821485546.0U patent/CN208797165U/en active Active
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