CN214669611U - Multi-frequency navigation signal and communication common-end antenna device - Google Patents
Multi-frequency navigation signal and communication common-end antenna device Download PDFInfo
- Publication number
- CN214669611U CN214669611U CN202120504479.8U CN202120504479U CN214669611U CN 214669611 U CN214669611 U CN 214669611U CN 202120504479 U CN202120504479 U CN 202120504479U CN 214669611 U CN214669611 U CN 214669611U
- Authority
- CN
- China
- Prior art keywords
- antenna
- navigation
- signal
- module
- radio frequency
- 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.)
- Active
Links
Images
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
A multi-frequency navigation signal and communication common-end antenna device comprises an antenna module, a combining module and an output module; the antenna module at least comprises a navigation antenna and a mobile communication antenna, the signal output end of the navigation antenna is connected with a first radio frequency connector, and the signal output end of the mobile communication antenna is connected with a second radio frequency connector; the combining module is used for carrying out microstrip matching on the signals received by the navigation antenna and the signals received by the mobile communication antenna to combine one path, and the first radio frequency connector and the second radio frequency connector are respectively connected with the microstrip combining printed board; the output module is used for outputting the synthesized signal. Because the multi-frequency navigation signal and the communication common terminal are set to the common terminal antenna, the multi-frequency navigation signal and the communication common terminal can simultaneously receive the navigation satellite signals and the communication system signals of a plurality of systems, and further the complexity of the space and the installation process of the antenna can be reduced, so that the requirement that an electronic and electrical system gradually develops to a centralized architecture system is met.
Description
Technical Field
The present application relates to a signal receiving antenna, and more particularly, to a multi-frequency navigation signal and communication common-end antenna device.
Background
Along with the development of intellectualization and networking of an intelligent traffic system, the navigation and communication functions required by vehicles are increased, and the corresponding frequency bands are more and more. The navigation antenna and the communication antenna which are commonly used in the market basically exist independently. Such as a GPS antenna, a multi-frequency navigation antenna, and various 2G, 3G, 4G communication antennas, which are all single system frequency bands or frequency bands in various fields. It has been difficult to satisfy simultaneous reception of multi-frequency multi-system navigation signals and multi-frequency multi-system communication signals. A plurality of antennas are installed on a vehicle simultaneously, so that the installation process is complex, the required space is large, and the antennas can interfere with each other due to previous consideration.
Therefore, it is desirable to provide an antenna capable of simultaneously receiving multiple frequency navigation signals and communication signals of multiple systems navigation satellite signals and multiple communication system signals.
SUMMERY OF THE UTILITY MODEL
The application provides a multifrequency navigation signal and communication common-end antenna device, can realize that multifrequency navigation signal and communication common-end receive the navigation satellite signal and the signal of a plurality of communication systems of a plurality of systems simultaneously to reduce the loaded down with trivial details of space and installation.
According to an aspect of the present application, in one embodiment, a multi-frequency navigation signal and communication common-end antenna apparatus is provided, which includes an antenna module, a combining module, and an output module;
the antenna module at least comprises a navigation antenna and a mobile communication antenna, wherein the signal output end of the navigation antenna is connected with a first radio frequency connector, and the signal output end of the mobile communication antenna is connected with a second radio frequency connector;
the combining module is used for carrying out microstrip matching on the signals received by the navigation antenna and the signals received by the mobile communication antenna to combine one path, and the first radio frequency connector and the second radio frequency connector are respectively connected with the microstrip combining printed board;
and the output module is used for outputting the synthesized signal.
In one embodiment, the antenna module comprises a navigation antenna circuit and a mobile communication antenna circuit, wherein the power supply input of the navigation antenna circuit regulates the voltage of the navigation antenna through a voltage regulation module.
In one embodiment, the navigation antenna circuit further comprises a filter circuit and a low noise amplifier, and the voltage stabilizing module stabilizes the voltage to 3V for the low noise amplifier to supply power.
In one embodiment, the navigation antenna comprises a GPS: l1, BDS: b1, GLONASS: the frequency band of the L1 navigation satellite;
the mobile communication antenna comprises a multi-frequency vehicle-mounted antenna of 2G, 3G, 4G and WIFI.
According to an aspect of the present application, in one embodiment, a multi-frequency navigation signal and communication common-end antenna apparatus is provided, which includes:
an upper cavity portion, the upper cavity portion comprising: the navigation antenna and the mobile communication antenna are respectively fixed at the bottom of the upper cavity;
the signal output end of the navigation antenna is connected with a first radio frequency connector;
the signal output end of the mobile communication antenna is connected with a second radio frequency connector;
and a lower cavity portion, the lower cavity portion comprising: a microstrip combining printed board and a power supply printed board;
the microstrip combined printed board is used for carrying out microstrip matching on a signal received by the navigation antenna and a signal received by the mobile communication antenna to synthesize a path, and the first radio frequency connector and the second radio frequency connector are respectively connected with the microstrip combined printed board;
the power supply printed board is fixed at the bottom of the lower cavity, is connected with the microstrip combining printed board through a feed pin and is used for providing power supply for an internal circuit.
The navigation antenna is a microstrip antenna and is electrically connected with a navigation printed circuit board, and the navigation printed circuit board is fixed at the bottom of the upper cavity.
The mobile communication antenna is a dipole antenna.
In one embodiment, the power supply further comprises an N-type radio frequency connector, wherein one end of the N-type radio frequency connector is welded on the power supply printed board, and the other end of the N-type radio frequency connector is used for outputting signals.
In one embodiment, the system further comprises a data processing module for processing data, and the signal output by the N-type radio frequency connector is output to the data processing module.
In one embodiment, the navigation antenna comprises a GPS: l1, BDS: b1, GLONASS: the frequency band of the L1 navigation satellite;
the mobile communication antenna comprises a multi-frequency vehicle-mounted antenna of 2G, 3G, 4G and WIFI.
The multi-frequency navigation signal and communication common-end antenna device according to the embodiment comprises an antenna module, a combining module and an output module; the antenna module at least comprises a navigation antenna and a mobile communication antenna, wherein the signal output end of the navigation antenna is connected with a first radio frequency connector, and the signal output end of the mobile communication antenna is connected with a second radio frequency connector; the combining module is used for carrying out microstrip matching on the signals received by the navigation antenna and the signals received by the mobile communication antenna to combine one path, and the first radio frequency connector and the second radio frequency connector are respectively connected with the microstrip combining printed board; the output module is used for outputting the synthesized signal of one path, and the multi-frequency navigation signal and the communication common end are set to be a common-end antenna, so that the multi-frequency navigation signal and the communication common end can simultaneously receive the navigation satellite signals and the communication system signals of a plurality of systems, the complexity of space and the installation process is reduced, and the requirement that an electronic and electrical system gradually develops to a centralized architecture system is met.
Drawings
Fig. 1 is a block diagram of a multi-frequency navigation signal and communication common-end receiving antenna module according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a multi-frequency navigation signal and communication common-end receiving antenna device according to an embodiment of the present invention;
fig. 3 is a schematic diagram illustrating an application of a multi-band pilot signal and communication common-end receiving antenna according to an embodiment of the present invention.
Detailed Description
The present application will be described in further detail below with reference to the accompanying drawings by way of specific embodiments. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.
Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments, and the operation steps involved in the embodiments may be interchanged or modified in order as will be apparent to those skilled in the art. Accordingly, the description and drawings are merely for clarity of description of certain embodiments and are not intended to necessarily refer to a required composition and/or order.
The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings).
As known from the background art, the navigation antenna and the communication antenna used in the prior art are basically independent, so that the installation process is complicated, the space required is large, and the antennas interfere with each other due to poor consideration in the early stage.
In this embodiment, the multi-frequency navigation signal and communication common terminal is set as a common terminal antenna, so that the multi-frequency navigation signal and communication common terminal can simultaneously receive navigation satellite signals and communication system signals of multiple systems, and the complexity of space and installation process is reduced.
Referring to fig. 1, the multi-frequency navigation signal and communication common-end antenna device provided in the present embodiment includes an antenna module 100, a combining module 200, and an output module 300.
The antenna module 100 includes at least a navigation antenna and a mobile communication antenna. The navigation antenna is a GPS antenna which is specially used for receiving satellite signals. The mobile communication antenna is an antenna special for receiving mobile communication signals.
In this embodiment, the navigation antenna includes a GPS: l1, BDS: b1, GLONASS: the receiving frequency of the active antenna of the L1 can be 1559MHz-1612 MHz. The mobile communication antenna comprises a multi-frequency vehicle-mounted antenna with 2G, 3G, 4G and WIFI, the receiving frequency can be 825MHZ-2500MHz, and the frequency bands of communication of CDMA800, GSM900, EGSM900, GSM-R, DCS1800, CDMA1900, WCDMA, FDD-LTE, TD-LTE (B39), TD-SCDMA (B39, B34), TD-LTE (B40), 2.4GHz WIFI, TD-LTE (B38, B41, B7) can be covered.
In this embodiment, the navigation antenna is a microstrip antenna and is electrically connected to the navigation printed circuit board.
The antenna module 100 includes a navigation antenna circuit and a mobile communication antenna circuit, and a power supply input in the navigation antenna circuit stabilizes voltage of the navigation antenna through a voltage stabilization module.
In this embodiment, the navigation antenna circuit further includes a filter circuit and a low noise amplifier, and the voltage stabilizing module stabilizes the voltage to 3V for the low noise amplifier to supply power.
In this embodiment, the voltage stabilizing module may be a voltage stabilizing tube (SGM2202-3.0YN5G/TR), and stabilizes the voltage to 3.0V, so as to supply power to the low noise amplifier LNA1 and LNA2, thereby ensuring that the power supply of the amplifier tube is normal. The design ensures that the gain cannot be changed due to voltage change and also ensures the stability.
In some embodiments, a voltage stabilizing chip (MIC5233-3.0YM5) can be arranged in the device, so that a power supply source of DC 3.0V-5.5V can be connected externally.
In this embodiment, the mobile communication antenna is a dipole antenna.
The combining module 200 is configured to perform microstrip matching on the navigation signal received by the navigation antenna and the signal received by the mobile communication antenna to combine the navigation signal and the signal into one path. The combiner module 200 is formed by microstrip line matching on a printed board to reduce the space requirement and ensure that a plurality of sections of multi-system navigation signals and multi-frequency multi-system communication signals can be received simultaneously.
The output module 300 is configured to output the synthesized signal, so as to transmit the signal to a user and a traffic control room, thereby implementing intelligent traffic, internet of vehicles, intranet, and the like.
Referring to fig. 2, the present embodiment further provides a multi-frequency navigation signal and communication common-end antenna device, which includes an upper cavity portion and a lower cavity portion.
The upper chamber portion includes: the navigation antenna 101 and the mobile communication antenna 102 are respectively fixed at the bottom of the upper cavity body.
In this embodiment, the navigation antenna includes a GPS: l1, BDS: b1, GLONASS: the receiving frequency of the active antenna of the L1 can be 1559MHz-1612 MHz. The mobile communication antenna comprises a multi-frequency vehicle-mounted antenna with 2G, 3G, 4G and WIFI, the receiving frequency can be 825MHZ-2500MHz, and the frequency bands of communication of CDMA800, GSM900, EGSM900, GSM-R, DCS1800, CDMA1900, WCDMA, FDD-LTE, TD-LTE (B39), TD-SCDMA (B39, B34), TD-LTE (B40), 2.4GHz WIFI, TD-LTE (B38, B41, B7) can be covered.
The signal output end of the navigation antenna 101 is fixedly connected with a first radio frequency connector 103 in a welding manner, and the signal output end of the mobile communication antenna 102 is fixedly connected with a second radio frequency connector 104 in a welding manner.
In this embodiment, the navigation antenna 101 is a microstrip antenna and electrically connected to the navigation printed circuit board 111, and the navigation printed circuit board 111 is fixed to the bottom of the upper cavity. The navigation antenna 101 and the navigation printed circuit board 111 are connected by welding and 3M adhesive, and are fixed on the bottom 310 of the upper cavity by screws 400.
In this embodiment, the mobile communication antenna 102 is a dipole antenna and is fixed on the bottom 310 of the upper cavity by a screw 400.
In this embodiment, the upper cavity portion has an antenna housing 30 and an upper cavity bottom 310, and the upper cavity bottom 310, the shielding panel 320, the middle clamping O-shaped waterproof ring 330 and the bottom 210 of the lower cavity form a closed space. The closed space is used for shielding the internal microstrip combining printed board 201.
The lower cavity portion includes: a microstrip combining printed board 201 and a power supply printed board 202;
the microstrip combining printed board 201 is configured to perform microstrip matching on a signal received by the navigation antenna 101 and a signal received by the mobile communication antenna 102 to form a single path, and the first radio frequency connector 103 and the second radio frequency connector 104 are connected to the microstrip combining printed board 201, respectively.
In this embodiment, the microstrip combining printed board 201 is welded with a radio frequency connector 203, and the first radio frequency connector 103 and the second radio frequency connector 104 are connected to the radio frequency connector 203 in an opposite insertion manner.
The power supply printed board 202 is fixed at the bottom 201 of the lower cavity through screws, the power supply printed board 202 is connected with the microstrip combining printed board through a feed pin 204, and the power supply printed board 202 can be used for providing power for an internal circuit.
In this embodiment, an N-type radio frequency connector 304 is welded to the power supply printed board 202 or the microstrip combining printed board 201, one end of the N-type radio frequency connector 304 is welded to the power supply printed board 202, and the other end is used for outputting a signal.
The data processing module can perform data processing on the received signal data and output the signal output by the N-type radio frequency connector to the data processing module for processing.
Referring to fig. 3, in this embodiment, an application example of the multi-frequency navigation signal and communication common-end receiving antenna device 10 is further provided, where the multi-frequency navigation signal and communication common-end receiving antenna device 10 is installed outside a vehicle, and is capable of receiving a navigation satellite signal of satellite navigation and a communication signal sent by a communication base station, the navigation satellite signal and the communication signal are received and then synthesized into one path to be output, and the one path is transmitted to the vehicle to be subjected to analog-to-digital conversion, and then to data acquisition, data downloading, data analysis and other processes, and then is forwarded to a user through a transmitting end or uploaded to a traffic control room, and the traffic control room is capable of retransmitting and transmitting the processed data, so that the receiving terminal can receive a better usable signal. Therefore, the traffic dispatching room and the user side have better experience and traffic dispatching, and intelligent traffic, Internet of vehicles, internal networks of vehicles and the like are realized.
It is right to have used specific individual example above the utility model discloses expound, only be used for helping to understand the utility model discloses, not be used for the restriction the utility model discloses. To the technical field of the utility model technical personnel, the foundation the utility model discloses an idea can also be made a plurality of simple deductions, warp or replacement.
Claims (10)
1. A multi-frequency navigation signal and communication common-end antenna device is characterized by comprising an antenna module, a combiner module and an output module;
the antenna module at least comprises a navigation antenna and a mobile communication antenna, wherein the signal output end of the navigation antenna is connected with a first radio frequency connector, and the signal output end of the mobile communication antenna is connected with a second radio frequency connector;
the combining module is used for carrying out microstrip matching on the signals received by the navigation antenna and the signals received by the mobile communication antenna to combine one path, and the first radio frequency connector and the second radio frequency connector are respectively connected with the microstrip combining printed board;
and the output module is used for outputting the synthesized signal.
2. The multi-frequency navigation signal and communication common-end antenna device according to claim 1, wherein the antenna module comprises a navigation antenna circuit and a mobile communication antenna circuit, and a power input of the navigation antenna circuit is used for stabilizing the voltage of the navigation antenna through a voltage stabilizing module.
3. The multi-frequency navigation signal and communication common-end antenna device according to claim 2, wherein the navigation antenna circuit further comprises a filter circuit and a low noise amplifier, and the voltage stabilizing module stabilizes the voltage to 3V for the low noise amplifier to supply power.
4. The multi-frequency navigation signal and communications common antenna apparatus of claim 1, wherein the navigation antenna comprises a GPS: l1, BDS: b1, GLONASS: the frequency band of the L1 navigation satellite;
the mobile communication antenna comprises a multi-frequency vehicle-mounted antenna of 2G, 3G, 4G and WIFI.
5. A multi-frequency navigation signal and communication common-end antenna apparatus, comprising:
an upper cavity portion, the upper cavity portion comprising: the navigation antenna and the mobile communication antenna are respectively fixed at the bottom of the upper cavity;
the signal output end of the navigation antenna is connected with a first radio frequency connector;
the signal output end of the mobile communication antenna is connected with a second radio frequency connector;
and a lower cavity portion, the lower cavity portion comprising: a microstrip combining printed board and a power supply printed board;
the microstrip combined printed board is used for carrying out microstrip matching on a signal received by the navigation antenna and a signal received by the mobile communication antenna to synthesize a path, and the first radio frequency connector and the second radio frequency connector are respectively connected with the microstrip combined printed board;
the power supply printed board is fixed at the bottom of the lower cavity, is connected with the microstrip combining printed board through a feed pin and is used for providing power supply for an internal circuit.
6. The multi-frequency navigation signal and communication common-end antenna apparatus of claim 5, wherein the navigation antenna is a microstrip antenna electrically connected to a navigation printed circuit board, the navigation printed circuit board being fixed at the bottom of the upper cavity.
7. The multi-frequency navigation signal and communications common antenna apparatus of claim 5, wherein said mobile communications antenna is a dipole antenna.
8. The multi-frequency navigation signal and communication common-end antenna device according to claim 5, further comprising an N-type radio frequency connector, wherein one end of the N-type radio frequency connector is welded on the power supply printed board, and the other end of the N-type radio frequency connector is used for outputting signals.
9. The multi-frequency navigation signal and communication common-end antenna device according to claim 8, further comprising a data processing module for performing data processing on data, wherein the signal output by the N-type rf connector is output to the data processing module.
10. The multi-frequency navigation signal and communications common antenna apparatus of claim 5, wherein the navigation antenna comprises a GPS: l1, BDS: b1, GLONASS: the frequency band of the L1 navigation satellite;
the mobile communication antenna comprises a multi-frequency vehicle-mounted antenna of 2G, 3G, 4G and WIFI.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120504479.8U CN214669611U (en) | 2021-03-09 | 2021-03-09 | Multi-frequency navigation signal and communication common-end antenna device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120504479.8U CN214669611U (en) | 2021-03-09 | 2021-03-09 | Multi-frequency navigation signal and communication common-end antenna device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214669611U true CN214669611U (en) | 2021-11-09 |
Family
ID=78452101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120504479.8U Active CN214669611U (en) | 2021-03-09 | 2021-03-09 | Multi-frequency navigation signal and communication common-end antenna device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214669611U (en) |
-
2021
- 2021-03-09 CN CN202120504479.8U patent/CN214669611U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112436845B (en) | Radio frequency L-PA Mid device, radio frequency transceiving system and communication equipment | |
| CN112187297B (en) | Radio frequency transceiving system and communication device | |
| CN112436847B (en) | Radio frequency L-PA Mid device, radio frequency transceiving system and communication equipment | |
| US6909401B2 (en) | Antenna device | |
| KR100698971B1 (en) | Dual band radio telephone with dedicated receive and transmit antennas and related method | |
| CN104795623A (en) | Mobile device and manufacturing method thereof | |
| KR20020027637A (en) | Antenna arrangement and portable radio communication device | |
| CN114039614B (en) | Radio frequency front-end device, radio frequency transceiving system and communication equipment | |
| CN103022637B (en) | A kind of built-in aerial, the mobile terminal of built-in aerial and communication means thereof | |
| CN114553250B (en) | Radio frequency system and communication device | |
| CN113992229B (en) | Radio frequency system and communication equipment | |
| CN114285421B (en) | Radio frequency DRX device, radio frequency transceiving system and communication equipment | |
| CN114124115B (en) | Radio frequency transceiving system and communication device | |
| CN113872619A (en) | Radio frequency front-end device, radio frequency transceiving system and communication equipment | |
| US9258023B2 (en) | Diversity antenna apparatus of mobile terminal and implementation method thereof | |
| CN114826318B (en) | Dual-emission frequency circuit and electronic equipment | |
| CN214669611U (en) | Multi-frequency navigation signal and communication common-end antenna device | |
| CN107968661A (en) | Signal handling equipment and signal transmission system | |
| WO2023142765A1 (en) | Radio frequency front end module and radio frequency system | |
| WO2018205630A1 (en) | Antenna circuit, coupling module for antenna conversion, and wireless communication device | |
| CN201594586U (en) | Mobile terminal | |
| CN114124136A (en) | Radio frequency system and communication equipment | |
| CN220823111U (en) | Multi-protocol device and multi-protocol equipment | |
| CN202871972U (en) | Composite antenna and mobile terminal | |
| CN111180907A (en) | NB-IoT and Internet of things satellite fusion antenna |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |