CN201233441Y - Antenna interface circuit board - Google Patents
Antenna interface circuit board Download PDFInfo
- Publication number
- CN201233441Y CN201233441Y CNU2008200953727U CN200820095372U CN201233441Y CN 201233441 Y CN201233441 Y CN 201233441Y CN U2008200953727 U CNU2008200953727 U CN U2008200953727U CN 200820095372 U CN200820095372 U CN 200820095372U CN 201233441 Y CN201233441 Y CN 201233441Y
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- CN
- China
- Prior art keywords
- installation position
- gps
- circuit board
- antenna
- interface circuit
- 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.)
- Expired - Fee Related
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Abstract
The utility model is applicable to the electronic field, and provides an antenna interface circuit board, which comprises a circuit board main body, a frequency divider that is fixed on the circuit board main body and a GPS low-noise amplifier; the circuit board is provided with multiple preserved installation positions. The antenna interface circuit board is provided with preserved installation positions; the single-port design or the dual-port design is realized by mounting or disassembling electronic elements on the installation positions, so that the dual-port application and the single-port application are simultaneously realized while keeping the low production cost.
Description
Technical field
The utility model belongs to electronic applications, relates in particular to a kind of antenna interface circuit plate.
Background technology
In current automotive electronics design field, GPS navigation and mobile communication are subjected to extensive utilization, for people's life has brought many facilities.
Antenna is GPS navigation and mobile communication and the extraneous intermediary that communicates, and the design proposal of traditional antenna interface circuit has two kinds, and a kind of is gps antenna port circuit and mobile communication antenna port circuit to be closed the road design, i.e. single port design; Another kind is gps antenna port circuit and mobile communication antenna port circuit discrete design, i.e. dual-port design.
These two kinds of design proposals realize respectively by two kinds of circuit boards at present, but can increase manufacturing cost like this.
The utility model content
The purpose of this utility model is to provide a kind of antenna interface circuit plate, is intended to solve have when realizing dual-port and single port simultaneously the problem that the manufacturing cost of antenna interface circuit plate is high now.
The utility model is achieved in that a kind of antenna interface circuit plate, and described circuit board comprises the circuit board body, is fixed on frequency divider and GPS low noise amplifier on the described circuit board body, also comprises on the described circuit board:
Mobile communication antenna that is connected with the input end of described frequency divider or GPS-mobile communication hybrid antenna installation position;
The gps antenna installation position that is connected with the GPS power lead;
One end is connected with described gps antenna installation position, the GPS wave filter installation position that the other end is connected with the input end of described GPS low noise amplifier;
One end is connected with an output terminal of described frequency divider, the resistance installation position of other end ground connection; And
One end is connected with an output terminal of described frequency divider, the resistance installation position that the other end is connected with the input end of described GPS low noise amplifier.
In the utility model, the antenna interface circuit plate is provided with the installation position of reservation, realize single port design or dual-port design by installation or removal electronic component on the installation position, realization dual-port and single port are used when keeping low cost of manufacture.
Description of drawings
Fig. 1 is the structural drawing of the antenna interface circuit plate that provides of the utility model embodiment;
Fig. 2 is the structural drawing of the single port antennal interface plate that provides of the utility model embodiment;
Fig. 3 is the structural drawing of the dual-port antennal interface plate that provides of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
In the utility model embodiment, circuit board is provided with the installation position of reservation, and the client can realize single port design or dual-port design by installation or removal electronic component on the installation position according to the demand of oneself.
Fig. 1 shows the structure of the antenna interface circuit plate that the utility model embodiment provides, and for convenience of explanation, only shows the part relevant with the utility model embodiment.
The antenna interface circuit plate comprises the circuit board body, is fixed on frequency divider 1 and GPS low noise amplifier 2 on the circuit board body, also is provided with the installation position of a plurality of reservations on the circuit board, and these installation positions comprise:
Mobile communication antenna or GPS-mobile communication hybrid antenna installation position 3, this installation position is connected with the input end of frequency divider 1, the gps antenna installation position 4 that is connected with the GPS power lead, one end is connected with gps antenna installation position 4, the GPS wave filter installation position 5 that the other end is connected with the input end of GPS low noise amplifier 2, one end is connected with an output terminal of frequency divider 1, other end stake resistance installation position 6, one end is connected with an output terminal of frequency divider 1, the resistance installation position 7 that the other end is connected with the input end of GPS low noise amplifier 2.
In addition, also be provided with the installation position of a plurality of reservations on the circuit board, these installation positions comprise: an end is connected with GPS wave filter installation position 5, the resistance installation position 8 that the other end is connected with the input end of GPS low noise amplifier 2, and it connects GPS wave filter installation position 5 and GPS low noise amplifier 2.
Because gps antenna all is built-in with low noise amplifier (Low Noise Amplifier, LNA), it needs power supply separately, therefore comprise that also an end is connected with gps antenna installation position 4 on the circuit board, the inductance installation position 9 that the other end is connected with the GPS power lead, one end is connected with inductance installation position 9, the electric capacity installation position 11 of other end ground connection and electric capacity installation position 12.
As the utility model one embodiment, the form of pad can be adopted in above-mentioned each installation position, and the client can realize single port design or dual-port design by installation or removal electronic component on pad according to the demand of oneself.
Fig. 2 shows the structure of the single port antennal interface plate that the utility model embodiment provides, and for convenience of explanation, only shows the part relevant with the utility model embodiment.
GPS-mobile communication hybrid antenna is installed on mobile communication antenna or GPS-mobile communication hybrid antenna installation position 3, this antenna is electrically connected with the input end of frequency divider 1, as the utility model one embodiment, GPS-mobile communication hybrid antenna adopts GPS-CDMA hybrid antenna 30, frequency divider 1 adopts triplexer 10,0 Ohmage 70 is installed on resistance installation position 7, and all uneasy electronic components on other the installation position, such circuit board has just realized that gps antenna port circuit and mobile communication antenna port circuit close the road design, i.e. single port design.
GPS-CDMA hybrid antenna 30 sends to triplexer 10 with gps signal and the cdma communication signal that receives, triplexer 10 is divided into gps signal, Cell frequency range signal of communication and the output of PCS frequency range signal of communication with gps signal and cdma communication signal by frequency division, triplexer 10 is directly exported to the master chip processor with Cell frequency range signal of communication and PCS frequency range signal of communication and is handled, and handles and gps signal is sent to the master chip processor by 0 Ohmage 70 and GPS low noise amplifier 2.
Fig. 3 shows the structure of the dual-port antennal interface plate that the utility model embodiment provides, and for convenience of explanation, only shows the part relevant with the utility model embodiment.
In the utility model, the antenna interface circuit plate is provided with the installation position of reservation, realize single port design or dual-port design by installation or removal electronic component on the installation position, realization dual-port and single port are used when keeping low cost of manufacture.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1, a kind of antenna interface circuit plate, described circuit board comprise the circuit board body, are fixed on frequency divider and GPS low noise amplifier on the described circuit board body, it is characterized in that, also comprise on the described circuit board:
Mobile communication antenna that is connected with the input end of described frequency divider or GPS-mobile communication hybrid antenna installation position;
The gps antenna installation position that is connected with the GPS power lead;
One end is connected with described gps antenna installation position, the GPS wave filter installation position that the other end is connected with the input end of described GPS low noise amplifier;
One end is connected with an output terminal of described frequency divider, the resistance installation position of other end ground connection; And
One end is connected with an output terminal of described frequency divider, the resistance installation position that the other end is connected with the input end of described GPS low noise amplifier.
2, antenna interface circuit plate as claimed in claim 1 is characterized in that, described circuit board also comprises:
One end is connected with described GPS wave filter installation position, the resistance installation position that the other end is connected with the input end of described GPS low noise amplifier.
3, antenna interface circuit plate as claimed in claim 2 is characterized in that, described circuit board also comprises:
One end is connected with described gps antenna installation position, the inductance installation position that the other end is connected with described GPS power lead.
4, antenna interface circuit plate as claimed in claim 3 is characterized in that, described circuit board also comprises:
One end is connected with described inductance installation position, the electric capacity installation position of other end ground connection.
5, antenna interface circuit plate as claimed in claim 1 is characterized in that, described frequency divider is a triplexer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200953727U CN201233441Y (en) | 2008-07-11 | 2008-07-11 | Antenna interface circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200953727U CN201233441Y (en) | 2008-07-11 | 2008-07-11 | Antenna interface circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201233441Y true CN201233441Y (en) | 2009-05-06 |
Family
ID=40619823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200953727U Expired - Fee Related CN201233441Y (en) | 2008-07-11 | 2008-07-11 | Antenna interface circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201233441Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9693188B2 (en) | 2014-10-15 | 2017-06-27 | Kevin Williams | Location tracking power cord and method therefore |
| US10276996B2 (en) | 2014-10-15 | 2019-04-30 | Kevin Williams | Location tracking power cord and method therefore |
-
2008
- 2008-07-11 CN CNU2008200953727U patent/CN201233441Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9693188B2 (en) | 2014-10-15 | 2017-06-27 | Kevin Williams | Location tracking power cord and method therefore |
| US10276996B2 (en) | 2014-10-15 | 2019-04-30 | Kevin Williams | Location tracking power cord and method therefore |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20090506 Termination date: 20160711 |