CN113644411A - Shark fin antenna - Google Patents
Shark fin antenna Download PDFInfo
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- CN113644411A CN113644411A CN202110932334.2A CN202110932334A CN113644411A CN 113644411 A CN113644411 A CN 113644411A CN 202110932334 A CN202110932334 A CN 202110932334A CN 113644411 A CN113644411 A CN 113644411A
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- 241000251730 Chondrichthyes Species 0.000 title claims abstract description 45
- 230000010354 integration Effects 0.000 description 6
- 238000010079 rubber tapping Methods 0.000 description 6
- 230000003321 amplification Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
- H01Q5/28—Arrangements for establishing polarisation or beam width over two or more different wavebands
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Abstract
The invention provides a shark fin antenna, comprising: the shell and the bottom plate are mutually connected to form a cavity; the printed circuit board is arranged in the cavity; at least two V2X antenna elements, at least four 5G antenna elements or at least two 4G antenna elements and a radio antenna element, which are connected with the printed circuit board; the V2X antenna element and the 5G antenna element or the 4G antenna element are positioned on two sides of the radio antenna element; a navigation antenna module is arranged in the closed space and connected with the printed circuit board; one end of the cable is connected with the printed circuit board. The technical scheme of the invention has the advantages that different antenna signals can be received through a plurality of different antenna oscillators and navigation antenna modules, different functions are configured according to user requirements, the function of matching a plurality of different antennas under the same antenna structure is realized, and one antenna replaces the antennas with a plurality of different functions, so that the maximum receiving of signals is realized.
Description
Technical Field
The invention belongs to the technical field of automobile antennas, and particularly relates to a shark fin antenna.
Background
In the field of vehicle-mounted antennas, conventional automobile antennas include telescopic antennas, -type antennas and automobile glass antennas, shark fin-type automobile antennas are known to have the appearance like shark fins, and are fashionable, dynamic, cool and powerful automobile electronic functions, so that the shark fin-type automobile antennas gradually replace and exceed the original rod antennas. With the development of the society and the higher requirements of customers on the functions of products, the internal space of the existing shark fin antenna is limited, and a plurality of antenna modules are difficult to arrange in the limited space, so that the shark fin antenna has a single function and is difficult to meet the use requirements of automobile users. In order to meet the use requirements of people on automobile intellectualization, the development of an automobile antenna with high multifunction integration level is urgently needed.
Disclosure of Invention
The invention aims to provide a shark fin antenna aiming at the defects in the prior art, different signals are received by a plurality of different antenna oscillators, amplified and output to an automobile host or TBOX, so that the maximum signal receiving is realized, and the requirements of a plurality of different functions can be met in the same shark fin antenna.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
a shark fin antenna, comprising:
the shell and the bottom plate are mutually connected to form a cavity;
a printed circuit board disposed within the cavity and on the bottom plate;
at least two V2X antenna elements, at least four 5G antenna elements or at least two 4G antenna elements and a radio antenna element, which are connected with the printed circuit board;
the V2X antenna element and the 5G antenna element are positioned on two sides of the radio antenna element, or the V2X antenna element and the 4G antenna element are positioned on two sides of the radio antenna element;
a navigation antenna module is arranged in the closed space and connected with the printed circuit board;
and one end of the cable is connected with the printed circuit board.
Preferably, the printed circuit board is a PCB amplifying board.
Preferably, the V2X antenna element includes a first V2X antenna element and a second V2X antenna element;
the 5G antenna oscillator comprises a first 5G antenna oscillator, a second 5G antenna oscillator, a third 5G antenna oscillator and a fourth 5G antenna oscillator;
the first 5G antenna oscillator and the second 5G antenna oscillator are arranged at one end of the printed circuit board and are mutually positioned on the same plane, and the third 5G antenna oscillator and the fourth 5G antenna oscillator are arranged at the other end of the printed circuit board and are mutually positioned on the same plane;
the radio antenna element is arranged between the first 5G antenna element and the fourth 5G antenna element;
first V2X antenna element sets up first 5G antenna element is close to one side of navigation antenna module and with first 5G antenna element is located the coplanar, second V2X antenna element sets up fourth 5G antenna element is kept away from one side of navigation antenna module and with fourth 5G antenna element is located the coplanar.
Preferably, any two of the first 5G antenna element, the second 5G antenna element, the third 5G antenna element and the fourth 5G antenna element are 5G main antenna elements, and the other two are 5G auxiliary antenna elements; or the first 5G antenna element, the second 5G antenna element, the third 5G antenna element and the fourth 5G antenna element are all 5G main antenna elements.
Preferably, the navigation antenna module comprises at least one of a GPS navigation unit, a beidou navigation unit, and a glonass navigation unit.
Preferably, the cable fixing device further comprises a clamping piece, the clamping piece is fixed on the bottom plate in a threaded mode, threading holes are formed in the clamping piece and the bottom plate respectively, and the cable penetrates through the threading holes.
Preferably, the rubber mat is fixed with the bottom plate in a threaded manner, covers the bottom of the bottom plate and covers a seam between the shell and the bottom plate.
Preferably, still include a plurality of combination nut, be equipped with on the cushion a plurality of with the mounting hole of combination nut looks adaptation, through combination nut with the mounting hole can with shark fin antenna fixed mounting is on the car roof.
Preferably, the housing and the printed circuit board are respectively fixed to the base plate by screwing.
Preferably, the other end of the cable is provided with a connector.
The technical scheme of the invention has the beneficial effects that:
1. different signals can be received through a plurality of different antenna oscillators, and compared with the built-in antenna, the product has no interference and shielding around and stronger received signals; compared with other shark fin antennas, the shark fin antenna has the advantages of larger internal space, high integration level and more achievable functions. Different functions are configured according to user requirements, the function of matching various different antennas under the same antenna structure is achieved, and one antenna replaces the antennas with various different functions, so that maximum receiving of signals is achieved.
2. Through different modules, common or high-precision navigation signals can be received, part of the received signals are processed by an amplifying circuit of a printed circuit board and then output to a host computer or TBOX of an automobile, and the signals which are not processed by the amplifying circuit are directly output to the host computer or TBOX after being received, so that the signals are received and transmitted.
3. The antenna is fixed through the two combined nuts, is installed on the roof of an automobile, and is convenient to detach.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout.
Fig. 1 is an exploded view of a shark fin antenna according to an embodiment of the invention.
Description of reference numerals:
1. a housing; 2. a radio receiving vibrator; 3. a first V2X transducer; 4. a first 5G oscillator; 5. a second 5G oscillator; 6. a third 5G oscillator; 7. a fourth 5G oscillator; 8. a second V2X transducer; 9. a self-tapping screw; 10. a printed wiring board; 11. a navigation antenna module; 12. self-tapping screws of the fastener; 13. a fastener; 14. a base plate; 15. a rubber pad; 16. a housing tapping screw; 17. a combination nut; 18. a first navigation antenna module cable; 19. a second navigation antenna module cable; 20. AM/FM cable lines; 21. a conductive space wire module connector; 22. an AM/FM connector; 23. a first 5G cable line; 24. a second 5G cable line; 25. a first 5G connector; 26. a third 5G cable line; 27. a fourth 5G cable line; 28. a second 5G connector; 29. a first V2X cable line; 30. a second V2X cable line; 31. a V2X connector.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The meanings of abbreviations and reference numbers in the detailed description are as follows:
5G: fifth generation mobile communication technology;
V2X: vehicle wireless communication technology.
Referring to fig. 1, the present invention provides a shark fin antenna comprising:
the device comprises a shell 1 and a bottom plate 10, wherein the shell 1 and the bottom plate 10 are connected with each other to form a cavity;
a printed circuit board 10, the printed circuit board 10 is arranged in the cavity and arranged on the bottom plate 10;
at least two V2X antenna elements, at least four 5G antenna elements or at least two 4G antenna elements and a radio antenna element 2 which are connected with the printed circuit board 10;
the V2X antenna element and the 5G antenna element are positioned at two sides of the radio antenna element 2, or the V2X antenna element and the 4G antenna element are positioned at two sides of the radio antenna element 2;
a navigation antenna module 11 is arranged in the closed space, and the navigation antenna module 11 is connected with the printed circuit board 10;
and a cable, one end of which is connected to the printed wiring board 10.
Specifically, at least two V2X antenna oscillators (a first V2X antenna oscillator 3 and a second V2X antenna oscillator 8) and at least two 5G antenna oscillators (a first 5G antenna oscillator 4, a second 5G antenna oscillator 5, a third 5G antenna oscillator 6 and a fourth 5G antenna oscillator 7) or at least two 4G antenna oscillators, a radio antenna oscillator 2 and a navigation antenna module 11) are integrated in a limited closed space, different antenna signals can be received through various different antenna oscillators and the navigation antenna module 11, the V2X antenna function, the 5G antenna function, the AM/FM radio antenna function and the navigation antenna function of the shark fin antenna are respectively realized, the functions of a vehicle-mounted antenna are enriched, the structure is compact, and the integration level is high. Compared with a built-in antenna, the product has no interference and no shielding around, and the received signal is stronger; compared with other shark fin antennas, the shark fin antenna has the advantages of larger internal space, high integration level and more achievable functions. Different functions are configured according to user requirements to realize matching of different antenna functions under the same antenna structure, and one antenna replaces antennas with various different functions to realize maximum receiving of signals.
In a preferred example, the printed wiring board 10 is a PCB amplifier board.
Specifically, the navigation module connected to the printed circuit board 10 may select navigation modules with different accuracies, and receive low-accuracy GPS/BD/GLONASS navigation signals or receive high-accuracy GPS/BD/GLONASS navigation signals. That is, the navigation antenna module comprises a GPS navigation unit (GPS), a beidou navigation unit (BD) and a GLONASS navigation unit (GLONASS), and the low-precision navigation antenna module is selected to receive the low-precision GPS/BD/GLONASS navigation signals; in contrast, the high-precision navigation antenna module is selected to receive the high-precision GPS/BD/GLONASS navigation signals. The printed circuit board 10 is a PCB amplification board, that is, the printed circuit board 10 is provided with a signal amplification circuit, the radio antenna oscillator 2 and the navigation antenna module 11 are connected with the signal amplification circuit, and amplify and filter the received AM/FM radio antenna signal and navigation antenna signal, so as to improve the signal receiving quality and ensure the signal transmission.
In a preferred example, the V2X antenna element comprises a first V2X antenna element 3 and a second V2X antenna element 8;
the 5G antenna element comprises a first 5G antenna element 4, a second 5G antenna element 5, a third 5G antenna element 6 and a fourth 5G antenna element 7;
the first 5G antenna oscillator 4 and the second 5G antenna oscillator 5 are arranged at one end of the printed circuit board 10 and are mutually positioned on the same plane, and the third 5G antenna oscillator 6 and the fourth 5G antenna oscillator 7 are arranged at the other end of the printed circuit board 10 and are mutually positioned on the same plane;
the radio antenna element 2 is arranged between the first 5G antenna element 4 and the fourth 5G antenna element 7;
the first V2X antenna element 3 is arranged on one side of the first 5G antenna element 4 close to the navigation antenna module 11 and is positioned on the same plane with the first 5G antenna element 4, and the second V2X antenna element 8 is arranged on one side of the fourth 5G antenna element 7 far away from the navigation antenna module 11 and is positioned on the same plane with the fourth 5G antenna element 7.
Specifically, the first 5G antenna element 4, the second 5G antenna element 5, the third 5G antenna element 6, the fourth 5G antenna element 7, the first V2X antenna element 3, the second V2X antenna element 8 and the radio antenna element 2 are all patch antenna elements and are vertically mounted on the printed circuit board 10. The first V2X antenna element 3, the third 5G antenna element 6, the first 5G antenna element 4, the fourth 5G antenna element 7, the second 5G antenna element 5 and the second V2X antenna element 8 are oppositely arranged on the edges of two sides of the printed circuit board 10, the radio antenna element 2 is arranged on a central axis of the printed circuit board 10, and the bottom end of each antenna element is welded and fixed with a corresponding printed circuit on the printed circuit board 10. The arrangement mode can increase the isolation degree among the antenna elements to the maximum extent, ensures the working performance of each antenna element, and can properly adjust the interval among the antenna elements and the shape of the antenna elements according to the internal space, so that the receiving area of the antenna elements is increased in a limited space.
Furthermore, the relative position setting between the V2X antenna element, the 5G antenna element or the 4G antenna element, the radio antenna element and the navigation module in the technical scheme can be adjusted according to the actual design requirement.
The 5G antenna element and the V2X antenna element can be metal antennas or PCB antennas, the two V2X antenna elements adopt coplanar waveguide antennas, the two V2X antenna elements can be free from the influence of other antennas, and the performance of the V2X antenna elements is guaranteed. The antenna elements of the specific antenna parameter index may be selected by those skilled in the art according to actual requirements, and are not described herein again. For example, the 4G antenna element is matched according to actual requirements to replace the 5G antenna element so as to reduce the cost.
Wherein, the frequency band of the 5G antenna is Sub6GHz, comprises 3300 MHz-4200 MHz, 4400 MHz-5000 MHz, can be downward compatible with 2G/3G/4G frequency band, comprises 690 MHz-960 MHz, 1710 MHz-2170 MHz, 2300 MHz-2690 MHz; the frequency band of the V2X antenna comprises 5850 MHz-5925 MHz.
In a preferred example, any two of the first 5G antenna element 4, the second 5G antenna element 5, the third 5G antenna element 6, and the fourth 5G antenna element 7 are 5G main antenna elements, and the other two are 5G sub antenna elements; alternatively, the first 5G antenna element 4, the second 5G antenna element 5, the third 5G antenna element 6, and the fourth 5G antenna element 7 are all 5G main antenna elements.
Specifically, it is generally preferable that the first 5G antenna element 4 and the second 5G antenna element 5 are main antennas, the third 5G antenna element 6 and the fourth 5G antenna element 7 are main and sub antennas, or other antenna elements combined in pairs are adopted as main and sub antennas according to actual requirements, or both are set as 5G main antenna elements, or one main antenna element or one sub antenna element may be arranged according to actual design requirements and a reserved space of the antenna elements.
In a preferred example, the navigation antenna module 11 includes at least one of a GPS navigation unit, a beidou navigation unit, and a glonass navigation unit.
Specifically, the GPS navigation unit, the beidou navigation unit and the glonass navigation unit make the application range of the navigation antenna module 11 wider.
A preferable example further comprises a clamping piece 13, wherein the clamping piece 13 is fixed on the bottom plate 14 in a threaded mode, threading holes are formed in the inner portion of the clamping piece 13 and the bottom plate 14 respectively, and cables are threaded in the threading holes.
Specifically, the fastener 13 is provided with a connecting part (a column with an internal thread) protruding downwards, and the cable passes through the threading hole through the plurality of fastener self-tapping screws 12 and the bottom plate 14 to achieve the effect of protecting the cable.
A preferable example, further comprises a rubber pad 15, wherein the rubber pad 15 is fixed with the bottom plate 14 in a screwing way, covers the bottom of the bottom plate and covers the joint of the shell 1 and the bottom plate 14.
In a preferred example, the housing 1 and the printed wiring board 10 are each screwed to the base plate 14.
Specifically, the rubber mat 15 is a waterproof rubber mat, the rubber mat 15 covers the bottom of the bottom plate 14, and covers seams of the shark fin shell 1 and the bottom plate 14 to achieve a waterproof effect, the sealing performance of the shell 1 and the top of the shark fin antenna can be guaranteed when the shark fin antenna is integrally installed on the top of the vehicle, short circuit risks caused by rainwater are avoided, the service life of the equipment is prolonged, and corresponding holes are formed in the positions, corresponding to the threading holes, of the waterproof rubber mat 15, so that the cables penetrate out to be connected with external equipment.
Specifically, the shell 1 is made of plastic by adopting an injection molding process; the bottom plate 10 is made of metal and is manufactured by a die-casting process; the rubber cushion 15 is made of rubber and is manufactured by a vulcanization process. The printed circuit board 10 is screwed on the bottom plate 14 through self-tapping screws 9, and the shark fin shell 1, the bottom plate 14 and the rubber mat 15 are fixedly connected through shell self-tapping screws 16.
A preferred example further comprises a plurality of combined nuts 17, a plurality of mounting holes matched with the combined nuts 17 are formed in the rubber mat 15, and the shark fin antenna can be fixedly mounted on the top of the automobile through the combined nuts 17 and the mounting holes.
Specifically, 2 combined nuts 17 are arranged to penetrate through the mounting holes to fixedly mount the bottom plate 14 on the top of the automobile, so that the shark fin antenna is fixedly connected with the top of the automobile.
In a preferred example, the other end of the cable is provided with a connector.
Specifically, the shark fin antenna further comprises a plurality of cables corresponding to the plurality of antenna elements, each cable penetrates through the threading hole to be welded with the printed circuit board, and the other end of each cable is provided with a corresponding connector to be connected with corresponding external equipment. The first 5G antenna oscillator 4 is connected with a first 5G cable 23, the second 5G antenna oscillator 5 is connected with a second 5G cable 24, and the first 5G cable 23 and the second 5G cable 24 are connected with a first 5G connector 25 correspondingly as a wiring harness group; the third 5G antenna oscillator 6 is connected with a third 5G cable 26, the fourth 5G antenna oscillator 7 is connected with a fourth 5G cable 27, and the third 5G cable 26 and the fourth 5G cable 27 are connected with a second 5G connector 28 correspondingly in a beam group; the first V2X antenna element 3 is connected with a first V2X cable 29, the second V2X antenna element 8 is connected with a second V2X cable 30, and the first V2X cable 29 and the second V2X cable 30 are connected with a V2X connector 31 correspondingly in a cable harness group; the radio antenna oscillator 2 is connected with an AM/FM cable line 20, and the AM/FM cable line 20 is connected with an AM/FM connector 22; the navigation antenna module 11 is connected with a first navigation antenna module cable 18 and a second navigation antenna module cable 19, and the first navigation antenna module cable 18 and the second navigation antenna module cable 19 are connected with a navigation cable module connector 21 correspondingly by a wire harness group. The person in the art can set up cable connections according to actual conditions and design corresponding PCB circuits, which are not described herein again.
Examples
Referring to fig. 1, the present invention provides a shark fin antenna comprising:
the device comprises a shell 1 and a bottom plate 14, wherein the shell 1 and the bottom plate 14 are connected with each other to form a cavity;
a printed wiring board 10, the printed wiring board 10 being disposed within the cavity and disposed on the base plate 14;
at least two V2X antenna elements, at least four 5G antenna elements or at least two 4G antenna elements and a radio antenna element 2 which are connected with the printed circuit board 10;
the V2X antenna element and the 5G antenna element are positioned at two sides of the radio antenna element 2, or the V2X antenna element and the 4G antenna element are positioned at two sides of the radio antenna element 2;
a navigation antenna module 11 is arranged in the closed space, and the navigation antenna module 11 is connected with the printed circuit board 10;
and one end of the cable is connected with the printed circuit board.
In the present embodiment, the printed wiring board 10 is a PCB amplification board.
In the present embodiment, the V2X antenna element comprises a first V2X antenna element 3 and a second V2X antenna element 8;
the 5G antenna element comprises a first 5G antenna element 4, a second 5G antenna element 5, a third 5G antenna element 6 and a fourth 5G antenna element 7;
the first 5G antenna oscillator 4 and the second 5G antenna oscillator 5 are arranged at one end of the printed circuit board 10 and are mutually positioned on the same plane, and the third 5G antenna oscillator 6 and the fourth 5G antenna oscillator 7 are arranged at the other end of the printed circuit board 10 and are mutually positioned on the same plane;
the radio antenna element 2 is arranged between the first 5G antenna element 4 and the fourth 5G antenna element 7;
the first V2X antenna element 3 is arranged on one side of the first 5G antenna element 4 close to the navigation antenna module 11 and is positioned on the same plane with the first 5G antenna element 4, and the second V2X antenna element 8 is arranged on one side of the fourth 5G antenna element 7 far away from the navigation antenna module 11 and is positioned on the same plane with the fourth 5G antenna element 7.
In this embodiment, any two of the first 5G antenna element 4, the second 5G antenna element 5, the third 5G antenna element 6, and the fourth 5G antenna element 7 are 5G main antenna elements, and the other two are 5G sub antenna elements; alternatively, the first 5G antenna element 4, the second 5G antenna element 5, the third 5G antenna element 6, and the fourth 5G antenna element 7 are all 5G main antenna elements.
In the present embodiment, the navigation antenna module 11 includes at least one of a GPS navigation unit, a beidou navigation unit, and a glonass navigation unit.
In this embodiment, still include a fastener 13, fastener 13 spiro union is fixed on bottom plate 14, is equipped with the through wires hole respectively on inside and the bottom plate 14 of fastener 13, and the cable is worn to establish in the through wires hole.
In the embodiment, a rubber pad 15 is further included, and the rubber pad 15 is screwed with the bottom plate 14 and covers the bottom of the bottom plate 14 and covers the joint of the shell 1 and the bottom plate 14.
In this embodiment, the shark fin antenna fixing device further comprises 2 combined nuts 17, 2 mounting holes matched with the combined nuts 17 are formed in the rubber mat 15, and the shark fin antenna can be fixedly mounted on the top of the automobile through the combined nuts 17 and the mounting holes.
In the present embodiment, the housing 1 and the printed wiring board 10 are screwed and fixed to the base plate 14, respectively.
In this embodiment, the other end of the cable is provided with a connector.
In summary, the shark fin antenna provided by the invention is integrated with two V2X antenna oscillators (a first V2X antenna oscillator 3 and a first 5G antenna oscillator 4), four 5G antenna oscillators (a first 5G antenna oscillator 4, a second 5G antenna oscillator 5, a third 5G antenna oscillator 6 and a fourth 5G antenna oscillator 7), a radio antenna oscillator 2 and a navigation antenna module 11 in a limited closed space, and different antenna signals can be received through various different antenna oscillators and the navigation antenna module 11, so that the V2X antenna function, the 5G antenna function, the AM/FM radio antenna function and the navigation antenna function of the shark fin antenna are respectively realized, the functions of a vehicle-mounted antenna are enriched, the structure is compact, and the integration level is high. And the printed circuit board 10 also comprises an amplifying circuit, the amplifying circuit is connected with the radio antenna oscillator 2 and the navigation antenna module 11, and the received AM/FM radio antenna signals and navigation antenna signals are amplified and filtered, so that the receiving quality of the signals is improved, and the transmission of the signals is ensured. Meanwhile, the shark fin antenna still keeps the original shark fin shape, is convenient to install on a vehicle roof and has higher integration level.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. A shark fin antenna, comprising:
the shell and the bottom plate are mutually connected to form a cavity;
a printed circuit board disposed within the cavity and on the bottom plate;
at least two V2X antenna elements, at least four 5G antenna elements or at least two 4G antenna elements and a radio antenna element, which are connected with the printed circuit board;
the V2X antenna element and the 5G antenna element are positioned on two sides of the radio antenna element, or the V2X antenna element and the 4G antenna element are positioned on two sides of the radio antenna element;
a navigation antenna module is arranged in the closed space and connected with the printed circuit board;
and one end of the cable is connected with the printed circuit board.
2. The shark fin antenna of claim 1, wherein the printed wiring board is a PCB amplifier board.
3. The shark fin antenna of claim 1, wherein the V2X antenna elements comprise a first V2X antenna element and a second V2X antenna element;
the 5G antenna oscillator comprises a first 5G antenna oscillator, a second 5G antenna oscillator, a third 5G antenna oscillator and a fourth 5G antenna oscillator;
the first 5G antenna oscillator and the second 5G antenna oscillator are arranged at one end of the printed circuit board and are mutually positioned on the same plane, and the third 5G antenna oscillator and the fourth 5G antenna oscillator are arranged at the other end of the printed circuit board and are mutually positioned on the same plane;
the radio antenna element is arranged between the first 5G antenna element and the fourth 5G antenna element;
first V2X antenna element sets up first 5G antenna element is close to one side of navigation antenna module and with first 5G antenna element is located the coplanar, second V2X antenna element sets up fourth 5G antenna element is kept away from one side of navigation antenna module and with fourth 5G antenna element is located the coplanar.
4. The shark fin antenna of claim 3, wherein any two of the first 5G antenna element, the second 5G antenna element, the third 5G antenna element and the fourth 5G antenna element are 5G primary antenna elements and the other two are 5G secondary antenna elements; or the first 5G antenna element, the second 5G antenna element, the third 5G antenna element and the fourth 5G antenna element are all 5G main antenna elements.
5. The shark fin antenna of claim 1, wherein the navigation antenna module comprises at least one of a GPS navigation unit, a beidou navigation unit, a glonass navigation unit.
6. The shark fin antenna according to claim 1, further comprising a clip member, the clip member being screwed to the bottom plate, the clip member having threading holes formed therein and the bottom plate, respectively, the cable being threaded through the threading holes.
7. The shark fin antenna of claim 1, further comprising a rubber pad threadably secured to the base plate and covering a bottom of the base plate and covering a seam of the housing and the base plate.
8. The shark fin antenna of claim 7, further comprising a plurality of combination nuts, wherein the rubber mat is provided with a plurality of mounting holes adapted to the combination nuts, and the shark fin antenna can be fixedly mounted on the roof of a car through the combination nuts and the mounting holes.
9. The shark fin antenna of claim 1, wherein the housing and the printed wiring board are each threadably secured to the base plate.
10. The shark fin antenna of claim 1, wherein the other end of the cable is provided with a connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110932334.2A CN113644411A (en) | 2021-08-13 | 2021-08-13 | Shark fin antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110932334.2A CN113644411A (en) | 2021-08-13 | 2021-08-13 | Shark fin antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113644411A true CN113644411A (en) | 2021-11-12 |
Family
ID=78421671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110932334.2A Pending CN113644411A (en) | 2021-08-13 | 2021-08-13 | Shark fin antenna |
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| CN (1) | CN113644411A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206225541U (en) * | 2016-12-12 | 2017-06-06 | 广东盛路通信科技股份有限公司 | A kind of shark fins antenna with LTE functions |
| US20200028248A1 (en) * | 2018-07-18 | 2020-01-23 | Nxp B.V. | Multi-band, shark fin antenna for v2x communications |
| CN110911803A (en) * | 2019-12-02 | 2020-03-24 | 沈阳安费诺三浦汽车电子有限公司 | Vehicle-mounted antenna |
| CN216055148U (en) * | 2021-08-13 | 2022-03-15 | 沈阳安费诺三浦汽车电子有限公司 | Shark fin antenna |
-
2021
- 2021-08-13 CN CN202110932334.2A patent/CN113644411A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206225541U (en) * | 2016-12-12 | 2017-06-06 | 广东盛路通信科技股份有限公司 | A kind of shark fins antenna with LTE functions |
| US20200028248A1 (en) * | 2018-07-18 | 2020-01-23 | Nxp B.V. | Multi-band, shark fin antenna for v2x communications |
| CN110911803A (en) * | 2019-12-02 | 2020-03-24 | 沈阳安费诺三浦汽车电子有限公司 | Vehicle-mounted antenna |
| CN216055148U (en) * | 2021-08-13 | 2022-03-15 | 沈阳安费诺三浦汽车电子有限公司 | Shark fin antenna |
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