CN206650162U - A kind of antenna assembly with magnetic azimuth function - Google Patents
A kind of antenna assembly with magnetic azimuth function Download PDFInfo
- Publication number
- CN206650162U CN206650162U CN201720386361.3U CN201720386361U CN206650162U CN 206650162 U CN206650162 U CN 206650162U CN 201720386361 U CN201720386361 U CN 201720386361U CN 206650162 U CN206650162 U CN 206650162U
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- signal
- magnetic azimuth
- modem
- antenna
- magnetic
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Abstract
The utility model provides a kind of antenna assembly with magnetic azimuth function, including positioning signal reception unit, coaxial cable, modem, magnetic azimuth signal transducer, magnetic azimuth signal processor and antenna socket；Positioning signal reception unit is connected to antenna socket by coaxial cable；The signal end of modem is connected to shaft cable by signal pickup circuit；The power end of magnetic azimuth signal processor and modem is by taking energy circuit to be connected to shaft cable；The signal output part of magnetic azimuth signal transducer is connected with the signal acquisition terminal of magnetic azimuth signal processor；The communication ends and clock signal terminal of modem are connected with magnetic azimuth signal processor.The antenna assembly can simplify system architecture, universality is preferable using coaxial cable by taking energy circuit and signal pickup circuit to realize the dual-use function of power supply and signal transmission.
Description
Technical field
A kind of antenna assembly is the utility model is related to, especially a kind of antenna assembly with magnetic azimuth function.
Background technology
GPS and compass play vital effect in navigation safety, and they are linked into navigation equipment peculiar to vessel,
To be accurately positioned the position of ship and course.With the development for modernizing navigation equipment peculiar to vessel, each ship can all install more sets
Navigation equipment, GPS and compass have become the standard configuration of navigation equipment, have also gradually formed the normalization of interface, usual ship
Gps antenna interface is coaxial interface.Magnetic heading in the market is to be linked into signal by serial ports or CAN to lead
Boat equipment, install convenient is poor, and the data-interface of navigation equipment has some limitations.
The content of the invention
The technical problems to be solved in the utility model is that existing magnetic azimuth is to be accessed signal by serial ports or CAN
To navigation equipment, install convenient is poor, and the data-interface of navigation equipment has some limitations.
In order to solve the above-mentioned technical problem, the utility model provides a kind of antenna assembly with magnetic azimuth function, bag
Include positioning signal reception unit, coaxial cable, modem, magnetic azimuth signal transducer, magnetic azimuth signal processor and
Antenna socket；Positioning signal reception unit is connected to antenna socket by coaxial cable；The signal end of modem passes through letter
Number pick-up circuit is connected to shaft cable；The power end of magnetic azimuth signal processor and modem can circuit company by taking
It is connected to coaxial cable；The signal output part of magnetic azimuth signal transducer is connected with the signal acquisition terminal of magnetic azimuth signal processor；
The communication ends and clock signal terminal of modem are connected with magnetic azimuth signal processor.
Can be by taking energy circuit and signal pickup circuit to realize the dual work(of power supply and signal transmission using coaxial cable
Can, simplify system architecture；Being connected to antenna socket using coaxial cable realizes the versatility of interface, so as to intensifier
Pervasive performance.
As further limits scheme of the present utility model, in addition to one with the display signal of magnetic azimuth signal processor
The connected magnetic azimuth display in end.Being capable of real-time display magnetic azimuth signal using magnetic azimuth display.
As further limits scheme of the present utility model, positioning signal reception unit is that GPS receiver unit or GNSS connect
Receive unit；Positioning signal reception unit is made up of antenna, signal amplification circuit and filter circuit；Antenna passes sequentially through signal and put
Shaft cable is connected to after big circuit and filter circuit.Signal can effectively be strengthened using signal amplification circuit and filter circuit
Transmission quality.
As further limits scheme of the present utility model, antenna socket is BNC/TNC sockets.Using BNC/TNC sockets
There is preferable universal performance as antenna socket.
As further limits scheme of the present utility model, signal pickup circuit includes being sequentially connected in series in modem
The first electric capacity and the first inductance between signal end and coaxial cable.It can be realized using signal pickup circuit on coaxial cable
Signal transmits.
As further limits scheme of the present utility model, energy circuit is taken to include the second inductance, the second electric capacity and the 3rd
Electric capacity；Second inductance is serially connected in the power supply between magnetic azimuth signal processor and the power end and coaxial cable of modem
On cable；One end of second electric capacity and the 3rd electric capacity is connected on power cable, other end ground connection.Can circuit realiration using taking
The power supply of coaxial cable, and be not in signal interference.
As further limits scheme of the present utility model, the shielding line of coaxial cable is grounded.
The beneficial effects of the utility model are：Can be by taking energy circuit and signal pickup circuit real using coaxial cable
The now dual-use function of power supply and signal transmission, simplifies system architecture；Antenna socket is connected to using coaxial cable realized and connect
The versatility of mouth, so as to the pervasive performance of intensifier；Magnetic azimuth display being capable of real-time display magnetic heading signal.
Brief description of the drawings
Fig. 1 is electrical block diagram of the present utility model.
Embodiment
To include as shown in figure 1, the utility model discloses a kind of antenna assembly with magnetic azimuth function：Positioning signal connects
Receive unit, coaxial cable, modem, magnetic azimuth signal transducer, magnetic azimuth signal processor and antenna socket.
Wherein, positioning signal reception unit is connected to antenna socket by coaxial cable；The signal end of modem leads to
Cross signal pickup circuit and be connected to shaft cable；The power end of magnetic azimuth signal processor and modem can electricity by taking
Road is connected to shaft cable；The signal acquisition terminal phase of the signal output part of magnetic azimuth signal transducer and magnetic azimuth signal processor
Even；The communication ends and clock signal terminal of modem are connected with magnetic azimuth signal processor；Also include one with magnetic azimuth to believe
The connected magnetic azimuth display of the display signal end of number processor；Positioning signal reception unit is that GPS receiver unit or GNSS connect
Receive unit；Positioning signal reception unit is made up of antenna, signal amplification circuit and filter circuit；Antenna passes sequentially through signal and put
Shaft cable is connected to after big circuit and filter circuit；Antenna socket is BNC/TNC sockets；Signal pickup circuit includes going here and there successively
The first electric capacity and the first inductance being associated between the signal end of modem and coaxial cable；Energy circuit is taken to include the second electricity
Sense, the 3rd electric capacity and the 3rd electric capacity；Second inductance is serially connected in the power end of magnetic azimuth signal processor and modem
On power cable between coaxial cable；One end of 3rd electric capacity and the 3rd electric capacity is connected on power cable, another termination
Ground；The shielding line ground connection of coaxial cable.Signal amplification circuit is by low-noise amplifier（LNA）Realize.
The disclosed antenna assembly with magnetic azimuth function of the utility model at work, as the BNC/TNC of coaxial cable
Socket is inserted in navigation equipment, then coaxial cable is by the DC voltage required for providing each module；GPS receiver unit or GNSS
The signal that receiving unit receives antenna passes through two-stage low-noise amplifier（LNA）Antenna front signal amplification is carried out, after amplification
Signal exported through coaxial cable, coaxial cable simultaneously provides the DC voltage required for LNA；Magnetic azimuth sensor is based on magnetic resistance
After sensor measurement earth magnetism, the data of collection are transferred to magnetic azimuth signal processor；Magnetic azimuth signal processor is by magnetic azimuth
The data that sensor is sent carry out calculating processing by the processor of inside, and modem is transmitted data to by serial ports,
And export modulated signal through coaxial cable, coaxial cable simultaneously provides required DC voltage；Magnetic azimuth display is by magnetic
The data of the magnetic azimuth of course signal processor transmission are intuitively shown.
The present invention realizes GPS/GNSS and magnetic azimuth data syn-chronization and is output to navigation equipment, measurement essence by coaxial cable
Degree and stability are good, and magnetic azimuth data are intuitively shown on GPS/GNSS antennas, reasonable in design, easy to use.
Claims (7)
- A kind of 1. antenna assembly with magnetic azimuth function, it is characterised in that：Including positioning signal reception unit, coaxial cable, Modem, magnetic azimuth signal transducer, magnetic azimuth signal processor and antenna socket；Positioning signal reception unit passes through Coaxial cable is connected to antenna socket；The signal end of modem is connected to shaft cable by signal pickup circuit；Magnetic side The power end of position signal processor and modem is by taking energy circuit to be connected to shaft cable；Magnetic azimuth signal transducer Signal output part be connected with the signal acquisition terminal of magnetic azimuth signal processor；The communication ends and clock signal terminal of modem It is connected with magnetic azimuth signal processor.
- 2. the antenna assembly according to claim 1 with magnetic azimuth function, it is characterised in that：Also include one and magnetic side The magnetic azimuth display that the display signal end of position signal processor is connected.
- 3. the antenna assembly according to claim 1 with magnetic azimuth function, it is characterised in that：Positioning signal reception unit For GPS receiver unit or GNSS receiving units；Positioning signal reception unit is by antenna, signal amplification circuit and filter circuit group Into；Antenna is connected to shaft cable after passing sequentially through signal amplification circuit and filter circuit.
- 4. the antenna assembly according to claim 1 with magnetic azimuth function, it is characterised in that：Antenna socket is BNC/ TNC sockets.
- 5. the antenna assembly according to claim 1 with magnetic azimuth function, it is characterised in that：Signal pickup circuit includes The first electric capacity and the first inductance being sequentially connected in series between the signal end and coaxial cable of modem.
- 6. the antenna assembly according to claim 1 with magnetic azimuth function, it is characterised in that：Energy circuit is taken to include second Inductance, the 3rd electric capacity and the 3rd electric capacity；Second inductance is serially connected in the power supply of magnetic azimuth signal processor and modem On power cable between end and coaxial cable；One end of second electric capacity and the 3rd electric capacity is connected on power cable, the other end Ground connection.
- 7. the antenna assembly according to claim 1 with magnetic azimuth function, it is characterised in that：The shielding line of coaxial cable Ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720386361.3U CN206650162U (en) | 2017-04-13 | 2017-04-13 | A kind of antenna assembly with magnetic azimuth function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720386361.3U CN206650162U (en) | 2017-04-13 | 2017-04-13 | A kind of antenna assembly with magnetic azimuth function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206650162U true CN206650162U (en) | 2017-11-17 |
Family
ID=60275649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720386361.3U Active CN206650162U (en) | 2017-04-13 | 2017-04-13 | A kind of antenna assembly with magnetic azimuth function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206650162U (en) |
-
2017
- 2017-04-13 CN CN201720386361.3U patent/CN206650162U/en active Active
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