CN109301503A - It is a kind of small-sized antenna integrated - Google Patents
It is a kind of small-sized antenna integrated Download PDFInfo
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- CN109301503A CN109301503A CN201811340412.4A CN201811340412A CN109301503A CN 109301503 A CN109301503 A CN 109301503A CN 201811340412 A CN201811340412 A CN 201811340412A CN 109301503 A CN109301503 A CN 109301503A
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- 230000001154 acute effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 230000006872 improvement Effects 0.000 description 5
- 230000007812 deficiency Effects 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000006641 stabilisation Effects 0.000 description 4
- 238000011105 stabilization Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 230000002452 interceptive effect Effects 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
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- 239000003595 mist Substances 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
-
- 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
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/28—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements
- H01Q19/30—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements the primary active element being centre-fed and substantially straight, e.g. Yagi antenna
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
- H01Q21/293—Combinations of different interacting antenna units for giving a desired directional characteristic one unit or more being an array of identical aerial elements
-
- 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
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Details Of Aerials (AREA)
Abstract
This patent discloses a kind of small-sized antenna integrated, including two groups of UHF oscillators and one group of VHF oscillator, the UHF oscillator includes one group of omnidirectional's oscillator and one group of direct dipole, omnidirectional's oscillator, direct dipole, VHF oscillator are arranged along plotted sequence and at a distance of being distributed, and the reflection of omnidirectional's oscillator and direct dipole or receiving direction are perpendicular to plotted.It is small-sized it is antenna integrated include one group of VHF oscillator and two groups of UHF oscillators, wherein one group of UHF oscillator uses omnidirectional's oscillator, and another group of UHF oscillator then uses direct dipole, it is arranged in middle layer, both it ensure that stablizing when car and boat are mobile received, and in turn ensured the reception of faint TV signal；One piece of PCB circuit board can be shared in a shell, shares a power supply circuit, effectively saving cost；VHF oscillator is then arranged in lowest level, and three pick-up dipoles guide to signal on PCB respectively, and design has the filter circuit of high-quality on one piece of PCB, it is ensured that VHF and UHF receives signal and is independent of each other, and reaches the reception of user demand.
Description
Technical field
This patent is related to antenna technical field, more particularly, to a kind of small-sized antenna integrated.
Background technique
Omnidirectional antenna, i.e., show as 360 ° of all homogeneous radiations in the horizontal direction on figure, that is, usually described directionless
Property, the wave beam of one fixed width is shown as on height pattern, lobe width is smaller under normal circumstances, and gain is bigger.Omnidirectional
Antenna is generally used for the site type of suburbs and counties under the jurisdiction of a large city great Qu in mobile communication system, and coverage area is big.
Directional aerial refers to be emitted and to receive electromagnetic wave especially strong on some or certain several specific directions, and at other
Direction on emit and receive electromagnetic wave be then zero or a kind of minimum antenna, certain angle model is shown as on figure in the horizontal direction
Enclose radiation, that is, usually described directional.The same with omnidirectional antenna, lobe width is smaller, and gain is bigger.Directional aerial
It is generally used for that communication distance is remote, and coverage area is small in a communications system, target density is big, the high environment of frequency efficiency.It adopts
It is to increase the effective rate of utilization of radiant power with the purpose of directional transmitting antenna, increases confidentiality；Using directional receiving antenna
Main purpose is that enhancing signal strength increases anti-interference ability.
Superfrequency (UHF) refers to that wave-length coverage is 1m ~ 1dm, and frequency is the radio wave of 300 ~ 3000MHz, is usually used in moving
Dynamic communication and field of broadcast televisions.Very high frequency(VHF) (VHF) refers to that frequency band is the radiobeam of 30Mhz ~ 300MHz.The prior art
In, as soon as an antenna product only has a group UHF oscillator, user wants while must using two groups of UHF oscillator transmittings or reception signal
Two antenna products must be purchased, each antenna product is intended to use a shell, one group of power supply circuit and amplifying circuit, a peace
Fill bracket etc., it is at high cost, occupied space is big.Two groups of UHF oscillators share a shell, one group of power supply circuit and amplifying circuit, one
A mounting bracket etc., be difficult solve combination installation aft antenna miniaturization and prevent oscillator interfere with each other between contradiction.
Summary of the invention
In view of this, this patent is to overcome at least one described in the above-mentioned prior art insufficient, provide a kind of receptions stabilization,
It is obviously improved the small-sized antenna integrated of small-signal reception.
In order to solve above-mentioned technical problem, this patent is adopted the following technical solutions:
It is a kind of small-sized antenna integrated, including two groups of UHF oscillators and one group of VHF oscillator, the UHF oscillator include one group of omnidirectional's oscillator
With one group of direct dipole, omnidirectional's oscillator, direct dipole, VHF oscillator are arranged along plotted sequence and at a distance of distributions, described
The reflection of omnidirectional's oscillator and direct dipole or receiving direction are perpendicular to plotted.
In this patent, it is small-sized it is antenna integrated include one group of VHF oscillator and two groups of UHF oscillators, wherein one group of UHF oscillator uses
It is arranged in top layer by omnidirectional's oscillator, can receive the TV signal from all directions, guarantees stabilization when car and boat are mobile
It receives；Another group of UHF oscillator then uses direct dipole, it is arranged in middle layer, because the gain of direct dipole is higher, it
Effect is had for faint radio TV signals receiving and significantly changes to make up the deficiency that omnidirectional antenna receives small-signal ability
It is kind；As long as arranging the two installation site that the two is avoided to interfere with each other by rationalizing, each is received and is remixed after amplifying
It can achieve the effect that learn from other's strong points to offset one's weaknesses together；Meanwhile in this way design can be shared in a shell one piece of PCB circuit board,
A power supply circuit is shared, effectively saving cost；VHF oscillator is then arranged in lowest level, is planar in horizontal axis and the longitudinal axis
Now around the set-up mode of UHF oscillator layout, it is ensured that oscillator length can receive VHF frequency band signals as far as possible, and will not be to other days
Linear oscillator reception has an impact, and three layers of antenna oscillator mutually stagger, and do not interfere with each other.Three pick-up dipoles guide to signal respectively
On PCB, design has the filter circuit of high-quality on one piece of PCB, it is ensured that VHF and UHF receives signal and is independent of each other, and reaches user
The reception of demand.
Preferably, the spacing of omnidirectional's oscillator and direct dipole in plotted is greater than 5mm.Two groups of UHF oscillators it
Between spacing when being greater than 5mm, both can effectively prevent interfering with each other, spacing both especially can when being more than or equal to 10mm
It farthest prevents the two from interfering with each other, can also farthest improve mixed effect at the same time.
Omnidirectional's oscillator includes substrate, wiring port and several oscillator units of vertical vertical pivot setting, and the wiring port is set
It is placed in substrate center, signal processor is connected to by coaxial cable, several oscillator units are around substrate center's circumferential array
It is distributed on substrate, each oscillator unit includes irradiation unit and conducting part, and the irradiation unit includes being arranged in parallel on substrate
First radiation fin and the second radiation fin for being vertically installed in substrate edges, the outer ledge of first radiation fin and the second radiation
The medial surface of piece is connected, and the conducting part is arranged in parallel on substrate, and conducting part one end is connect with one end of the first radiation fin, separately
One end is connect with wiring port.
Oscillator unit is distributed on substrate around substrate center's circumferential array in this patent, and the conducting part of each oscillator unit connects
It is connected to wiring port, and coaxial cable is uniformly passed through by wiring port and is connected to signal processor.First radiation fin and the second radiation fin
It is flake structure, substrate is also thin-slab structure, and the first radiation fin is arranged in parallel on substrate, is equivalent to the attachment of the first radiation fin
In on substrate, place horizontal plane is parallel to each other with horizontal plane where substrate；Second radiation fin is vertically installed in substrate edges, i.e.,
Second radiation fin forms the curved surface being adapted with substrate edges shape or plane, water where the second radiation fin tightly around substrate periphery
The section of any point is mutually perpendicular to horizontal plane where substrate in plane or the second radiation fin, and therefore, each oscillator unit includes
The first radiation fin and the second radiation fin being mutually connected vertically, and the first radiation fin is connected to the second radiation fin medial surface vertical
Middle position on orientation substrate, bandwidth is wider, and gain is higher, significantly improves signal reception, can not only receive water
Flat polarized wave signal also has certain reception to vertically polarized wave signal.Caravan antenna is using oscillator described in this patent
Disk, even if the caravan road rugged by road surface, reception are also unaffected in use process.Further, since with the first spoke
Penetrating piece the second radiation fin connected vertically, closely substrate edges are arranged, so that the stabilization firm in structure of oscillator unit, to guarantee
The stability that signal is received, reflects, transmitted, guarantees the reception of signal.
The irradiation unit further include parallel substrate and with substrate at a distance of setting third radiation fin, the third radiation fin
Outer ledge is connected with the medial surface of the second radiation fin.Similarly, third radiation fin is also flake structure, and irradiation unit includes each other
Parallel the first radiation fin and third radiation fin and the second radiation fin that the above two link together, and the first radiation fin
It is connect with conducting part, the signal that three receives finally all reaches signal by conducting part and the coaxial cable connecting with conducting part
Processor.Increase with the first radiation fin third radiation fin disposed in parallel, antenna oscillator reflection indicatrix is more preferable, due to structure
Change, so that antenna match performance improves, reduces the reflection of signal, improve receiving efficiency.The improvement of oscillator structure increases vibration
Sub- size improves the gain that 470-520MHz frequency connects, to strengthen reception so that antenna frequency acceptance band broadens.?
In the case where not increasing product diameter, the receiving area of oscillator is increased, improves gain flatness in UHF band.
Direct dipole uses yagi aerial oscillator, including the setting of vertical plotted sequence and at a distance of the reflector of distribution,
Main element and director.With good directionality and higher gain, preferably compensates for omnidirectional's oscillator and receive small-signal
The deficiency of ability, the reception of the more obvious faint TV signal of improvement.Director is slightly shorter than half wavelength, main element etc.
In half wavelength, reflector is slightly longer than half wavelength, and spacing is quarter-wave.
Direct dipole also uses flake structure to design, and promotes antenna integrated miniaturization, improves its matching with omnidirectional's oscillator
It closes, can further prevent direct dipole and omnidirectional oscillator interferes with each other and improve signal mixed effect.The reflection
Device, main element, director are flake structure, and the reflector is made of end to end several reflection oscillator pieces, adjacent anti-
It penetrates between oscillator piece and is arranged at obtuse angle or right angle or acute angle, the main element is folded dipole, by the main element with T shape hollow out
Piece is constituted, and the director is made of director dipole piece.
The VHF oscillator is dipole element, is made of a pair of symmetrically arranged curved band-like oscillator piece.Band-like oscillator
Piece horizontal axis and the longitudinal axis projection in the plane be rendered as it is a pair of be symmetrical arranged, the camber line that arc core is opposite, guarantee oscillator length,
Antenna integrated circumferential size is reduced under the premise of input impedance, and antenna integrated miniaturization is better achieved.In horizontal axis and the longitudinal axis
The set-up mode around UHF oscillator layout is planar presented, not only keeps a fixed spacing in plotted with UHF oscillator,
Horizontal axis y direction also maintains a fixed spacing, further ensures that oscillator length can receive VHF frequency band signals as far as possible, and will not be right
Other antenna oscillator receptions have an impact.
It is small-sized antenna integrated usually also to wrap in addition, in order to protect oscillator and guarantee relative positioning and the fixation of three groups of oscillators
The internal antenna casing with accommodating cavity is included, the antenna casing includes the mutual upper housing for forming the accommodating cavity that fastens under
Shell.Three groups of oscillators are mounted and fixed in the accommodating cavity formed between upper housing and lower case, can effectively prevent rainwater, mist
The pollution of gas, dust to oscillator avoids it from influencing the reception and reflection of signal.
Several connecting columns are equipped at the top of the upper housing, the substrate is equipped with several and matched connecting hole of connecting column,
Omnidirectional's oscillator is fixedly connected at the top of upper housing by connecting column and connecting hole.The connecting column includes in having
The fixed column of threaded hole and positioning column than fixed pillar height, are connected to one by reinforcing rib between the fixed column and positioning column
It rises, the connecting hole is constituted with fixed column and the matched fixation hole of positioning column and location hole respectively by one group, installs omnidirectional's oscillator
When, it is accurately positioned first by the cooperation of positioning column and location hole, then be rotatably connected in after passing through fixation hole with screw or bolt
Internal thread hole in fixed column, so that omnidirectional's oscillator be made to be fixed.
Being connected in the lower case there are three in one line and between the bracket being arranged, bracket spacing is orientation a period of time
The spacing of actual requirement between three component units, to guarantee to reflect oscillator piece, main element piece, between director dipole piece
Relative position.
The bracket is equipped with hook, and the reflection oscillator piece, main element piece, director dipole on piece are equipped with and hook
The hanging hole matched, described in reflection oscillator piece, main element piece, director dipole piece supports respectively with the cooperation of hanging hole by hook and be fixed on
On 3 brackets.The height of bracket and the position of hook are required to be determined, be guaranteed again in turn by the relative position of three groups of oscillators
The relative position of three groups of oscillators to ensure that the received stability of signal is also beneficial to antenna integrated automated production.
Or the bracket and reflection oscillator piece, main element piece, director dipole on piece are equipped with through-hole, reflection oscillator piece,
Main element piece, director dipole piece pass through through-hole and are connected and fixed by connectors such as screw or bolts with corresponding bracket.
It or is that the two combines, the bracket is equipped with hook, and the reflection oscillator piece, is guided at main element piece
Oscillator on piece is equipped with and links up with matched hanging hole, and the bracket and reflection oscillator piece, main element piece, director dipole on piece are all provided with
Have a through-hole, reflection oscillator piece, main element piece, director dipole piece first pass through hook supported respectively with the cooperation of hanging hole be positioned at it is corresponding
Bracket on, then being fixed by connectors such as screw or bolts by through-hole with merging.
The lower case is equipped with several positioning protrusion with inner wall at a distance of setting, and the band-like oscillator piece is located in described
Between positioning protrusion and the inner wall of lower case.Band-like oscillator piece is consolidated by the mating reaction of lower case inner wall and positioning protrusion
It is fixed, the inner space of shell will not be not only occupied, but also interference will not be formed to other two groups of oscillators, ensure that antenna integrated small-sized
Change design.
This patent has the advantages that compared with prior art: it is small-sized it is antenna integrated include one group of VHF oscillator and two
Group UHF oscillator, wherein one group of UHF oscillator uses omnidirectional's oscillator, another group of UHF oscillator then uses direct dipole, it is arranged in
Middle layer both ensure that stablizing when car and boat are mobile received, and in turn ensure the reception of faint TV signal；Meanwhile in this way
Design can share one piece of PCB circuit board in a shell, share a power supply circuit, effectively saving cost；VHF oscillator is then
It is arranged in lowest level, the set-up mode around UHF oscillator layout is planar presented in horizontal axis and the longitudinal axis, it is ensured that oscillator length energy
VHF frequency band signals are received as far as possible, and other antenna oscillators will not be received and be had an impact, three layers of antenna oscillator mutually stagger,
It does not interfere with each other.Three pick-up dipoles guide to signal on PCB respectively, and design has the filter circuit of high-quality on one piece of PCB, really
It protects VHF and UHF reception signal to be independent of each other, reaches the reception of user demand.
Detailed description of the invention
Fig. 1 is small-sized antenna integrated schematic diagram of internal structure.
Fig. 2 is the structural schematic diagram of omnidirectional's oscillator.
Fig. 3 is the structural schematic diagram of oscillator unit.
Fig. 4 is the structural schematic diagram for orienting a period of time.
Fig. 5 is small-sized antenna integrated decomposition diagram.
Fig. 6 is small-sized antenna integrated cross-sectional view.
Fig. 7 is the mounting structure schematic diagram of lower case and bracket.
Fig. 8 is the mounting structure schematic diagram of direct dipole and bracket.
Fig. 9 is the installation knot schematic diagram of VHF oscillator and lower case.
Description of symbols: omnidirectional's oscillator 100, substrate 110, connecting hole 111, fixation hole 1111, location hole 1112, wiring
Port 120, oscillator unit 130, irradiation unit 131, the first radiation fin 1311, the second radiation fin 1312, third radiation fin 1313, conduction
Portion 132, direct dipole 200, reflector 210, main element 220, director 230, hanging hole 204, VHF oscillator 300, upper housing 410,
Connecting column 411, fixed column 4111, positioning column 4112, lower case 420, bracket 421, hook 4211, positioning protrusion 422.
Specific embodiment
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；In order to better illustrate this embodiment, attached
Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；To those skilled in the art,
The omitting of some known structures and their instructions in the attached drawings are understandable；Described in attached drawing positional relationship for being only used for
Exemplary illustration should not be understood as the limitation to this patent.This patent is done further specifically combined with specific embodiments below
It is bright.
As shown in Figure 1, it is a kind of small-sized antenna integrated, including two groups of UHF oscillators and one group of VHF oscillator 300, the UHF vibration
Attached bag includes one group of omnidirectional's oscillator 100 and one group of direct dipole 200, omnidirectional's oscillator 100, direct dipole 200, VHF oscillator 300
Along the setting of plotted sequence and at a distance of being distributed, the reflection of omnidirectional's oscillator and direct dipole 200 or receiving direction perpendicular to
Plotted.
In this patent, it is small-sized it is antenna integrated include one group of VHF oscillator 300 and two groups of UHF oscillators, wherein one group of UHF oscillator
Using omnidirectional's oscillator 100, it is arranged in top layer, can receive the TV signal from all directions, guarantees that car and boat are mobile
When stablize receive；Another group of UHF oscillator then uses direct dipole 200, it is arranged in middle layer, because of direct dipole 200
Gain it is higher, its effect be in order to make up omnidirectional antenna receive small-signal ability deficiency, for faint TV signal
Reception can improve significantly；Arrange the two installation site that the two is avoided to interfere with each other by rationalizing, each receives simultaneously
Remixing after amplification can achieve the effect that learn from other's strong points to offset one's weaknesses together；Meanwhile design can share one in a shell in this way
Block PCB circuit board shares a power supply circuit, effectively saving cost；VHF oscillator 300 is then arranged in lowest level, in horizontal axis and indulges
The set-up mode around UHF oscillator layout is planar presented in axis, it is ensured that oscillator length can receive VHF frequency band signals as far as possible, again
Other antenna oscillators will not be received and be had an impact, three layers of antenna oscillator mutually stagger, and do not interfere with each other.Three pick-up dipoles will
Signal is guided on PCB respectively, and design has the filter circuit of high-quality on one piece of PCB, it is ensured that VHF and UHF receives signal mutually not
It influences, reaches the reception of user demand.
Preferably, omnidirectional's oscillator 100 is greater than 5mm with spacing of the direct dipole 200 in plotted.Two groups of UHF
When spacing between oscillator is greater than 5mm, the two can be effectively prevent to interfere with each other, especially the spacing of the two is more than or equal to 10mm
When both can farthest prevent from interfering with each other, can also farthest improve mixed effect at the same time.
As shown in Fig. 2 ~ 3, omnidirectional's oscillator 100 includes the substrate 110 of vertical vertical pivot setting, wiring port 120 and several
Oscillator unit 130, the wiring port 120 are set to 110 center of substrate, are connected to signal processor by coaxial cable, described
Several oscillator units 130 are distributed on substrate 110 around 110 center circumferential array of substrate, and each oscillator unit 130 includes irradiation unit
131 and conducting part 132, the irradiation unit 131 includes the first radiation fin 1311 being arranged in parallel on substrate 110 and is vertically arranged
The second radiation fin 1312 in 110 edge of substrate, the outer ledge of first radiation fin 1311 and the second radiation fin 1312
Medial surface is connected, and the conducting part 132 is arranged in parallel on substrate 110,132 one end of conducting part and the one of the first radiation fin 1311
End connection, the other end are connect with wiring port 120.
Oscillator unit 130 is distributed on substrate 110 around 110 center circumferential array of substrate in this patent, each oscillator unit
130 conducting part 132 is connected to wiring port 120, and is connected to signal processor by coaxial cable by wiring port 120 is unified.
First radiation fin 1311 and the second radiation fin 1312 are flake structure, and substrate 110 is also thin-slab structure, the first radiation fin 1311
It is arranged in parallel on substrate 110, is equivalent to the first radiation fin 1311 and is attached on substrate 110, place horizontal plane and substrate 110
Place horizontal plane is parallel to each other；Second radiation fin 1312 is vertically installed in 110 edge of substrate, i.e., the second radiation fin 1312 is tightly around base
110 periphery of plate, formed with 110 edge shape of substrate be adapted curved surface or plane, 1312 place horizontal plane of the second radiation fin or
The section of any point is mutually perpendicular to 110 place horizontal plane of substrate on second radiation fin 1312, therefore, each oscillator unit 130
Including the first radiation fin 1311 and the second radiation fin 1312 being mutually connected vertically, and the first radiation fin 1311 is connected to the second spoke
Middle position of 1312 medial surface of piece on 110 direction of vertical substrate is penetrated, bandwidth is wider, and gain is higher, significantly improves letter
Number reception, can not only receive horizontal polarized wave signal, also there is certain reception to vertically polarized wave signal.Caravan day
Line is using oscillator disk described in this patent, even if the caravan road rugged by road surface in use process, reception also not by
It influences.Further, since with second radiation fin 1312 connected vertically of the first radiation fin 1311, closely 110 edge of substrate is arranged, and makes
The stabilization firm in structure of oscillator unit 130 is obtained, to guarantee the stability that signal is received, reflects, transmitted, guarantees the reception of signal
Effect.
The irradiation unit 131 further includes parallel substrate 110 and the third radiation fin 1313 with substrate 110 at a distance of setting, institute
The outer ledge for stating third radiation fin 1313 is connected with the medial surface of the second radiation fin 1312.Similarly, third radiation fin 1313
It is also flake structure, irradiation unit 131 includes the first radiation fin 1311 and third radiation fin 1313 parallel to each other and by preceding two
The second radiation fin 1312 that person links together, and the first radiation fin 1311 is connect with conducting part 132, the letter that three receives
It is number final all to reach signal processor by conducting part 132 and the coaxial cable connecting with conducting part 132.It increases and the first spoke
The third radiation fin 1313 disposed in parallel of piece 1311 is penetrated, antenna oscillator reflection indicatrix is more preferable, due to the change of structure, so that antenna
Matching performance improves, and reduces the reflection of signal, improves receiving efficiency.The improvement of oscillator structure increases oscillator size, so that day
Line frequency acceptance band broadens, and the gain that 470-520MHz frequency connects is improved, to strengthen reception.Do not increasing product diameter
In the case where, the receiving area of oscillator is increased, gain flatness in UHF band is improved.
Directional aerial can be using yagi aerial oscillator or the oscillator of the types such as symmetrical dipole or log-periodic antenna oscillator.
As shown in figure 4, direct dipole 200 uses yagi aerial oscillator, including the setting of vertical plotted sequence and phase in the present embodiment
Reflector 210, main element 220 and director 230 away from distribution.With good directionality and higher gain, preferably more
Bu Liao omnidirectional oscillator 100 receives the deficiency of small-signal ability, the reception of the more obvious faint TV signal of improvement.Director
230 are slightly shorter than half wavelength, and main element 220 is equal to half wavelength, and reflector 210 is slightly longer than half wavelength,
Spacing is quarter-wave.
Direct dipole 200 is also designed using flake structure, is promoted antenna integrated miniaturization, is improved itself and omnidirectional's oscillator
100 cooperation can further prevent direct dipole 200 and the signal mixing that interferes with each other and improve of omnidirectional oscillator 100 to imitate
Fruit.The reflector 210, main element 220, director 230 are flake structure, if the reflector 210 is by end to end
Dry reflection oscillator piece is constituted, and is arranged between neighboring reflection oscillator piece at obtuse angle or right angle or acute angle, the main element 220 is equivalent
Oscillator is made of main element 220 with T shape hollow out, and the director 230 is made of director dipole piece.
As shown in Figure 1, the VHF oscillator 300 is dipole element, by a pair of symmetrically arranged curved band-like oscillator piece
It constitutes.Band-like oscillator piece horizontal axis and the longitudinal axis projection in the plane be rendered as it is a pair of be symmetrical arranged, the camber line that arc core is opposite,
Guarantee to reduce antenna integrated circumferential size under the premise of oscillator length, input impedance, antenna integrated miniaturization is better achieved.
The set-up mode around UHF oscillator layout is planar presented in horizontal axis and the longitudinal axis, is not only kept in plotted with UHF oscillator
One fixed spacing also maintains a fixed spacing in horizontal axis y direction, further ensures that oscillator length can receive VHF frequency range letter as far as possible
Number, and other antenna oscillators will not be received and be had an impact.
As shown in figure 5, relative positioning and fixation in order to protect three groups of oscillators of oscillator and guarantee, small-sized antenna integrated usual
It further include the internal antenna casing with accommodating cavity, the antenna casing includes the mutual upper housing for fastening and forming the accommodating cavity
410 and lower case 420.Three groups of oscillators are mounted and fixed in the accommodating cavity formed between upper housing 410 and lower case 420, energy
It is enough effectively prevent the pollution of rainwater, fog, dust to oscillator, it is avoided to influence the reception and reflection of signal.
As shown in fig. 6, at the top of the upper housing 410 be equipped with several connecting columns 411, the substrate 110 be equipped with it is several with
The matched connecting hole 111 of connecting column 411, omnidirectional's oscillator 100 are solid by the mating connection of connecting column 411 and connecting hole 111
Due to 410 top of upper housing.The connecting column 411 includes having the fixed column 4111 of internal thread hole and higher than fixed column 4111
Positioning column 4112 is linked together between the fixed column 4111 and positioning column 4112 by reinforcing rib, the connecting hole 111 by
One group is constituted with fixed column 4111 and the matched fixation hole 1111 of positioning column 4112 and location hole 1112 respectively, installs omnidirectional's oscillator
It when 100, is accurately positioned first by positioning column 4112 and the cooperation of location hole 1112, then is passed through and fixed with screw or bolt
The internal thread hole being rotatably connected in behind hole 1111 in fixed column 4111, so that omnidirectional's oscillator 100 be made to be fixed.
As shown in fig. 7, connecting in the lower case 420, there are three bracket 421 in one line and at a distance of setting, brackets
Spacing between 421 is to orient the spacing of the actual requirement between three component units of a period of time, to guarantee to reflect oscillator piece, main vibration
Relative position between son 220, director dipole piece.
As shown in figure 8, the bracket 421 is equipped with hook 4211, the reflection oscillator piece, guides vibration at main element 220
It is equipped in sub-pieces and passes through hook with 4211 matched hanging holes 204 of hook, reflection oscillator piece, main element 220, director dipole piece
4211 support respectively with the cooperation of hanging hole 204 and are fixed on 3 brackets 421.The height of bracket 421 and hook 4211
Position is determined by the relative position requirement of three groups of oscillators, the relative position of three groups of oscillators is in turn ensured in turn, to guarantee
Signal received stability, is also beneficial to antenna integrated automated production.
Or the bracket 421 and reflection oscillator piece, main element 220, director dipole on piece are equipped with through-hole, reflection vibration
Sub-pieces, main element 220, director dipole piece pass through through-hole and by the connectors such as screw or bolt and corresponding bracket 421
It is connected and fixed.
It or is that the two combines, the bracket 421 is equipped with hook 4211, the reflection oscillator piece, main element
220, director dipole on piece is equipped with and 4211 matched hanging holes 204 of hook, the bracket 421 and reflection oscillator piece, main vibration
Son 220, director dipole on piece are equipped with through-hole, and reflection oscillator piece, main element 220, director dipole piece first pass through hook
4211 support respectively with the cooperation of hanging hole 204 and are positioned on corresponding bracket 421, then by through-hole with merging by screw
Or the connectors such as bolt are fixed.
As shown in figure 9, the lower case 420 is equipped with several positioning protrusion 422 with inner wall at a distance of setting, it is described band-like
Oscillator piece is located between the positioning protrusion 422 and the inner wall of lower case 420.Band-like oscillator piece passes through 420 inner wall of lower case
Mating reaction with positioning protrusion 422 is fixed, and will not only occupy the inner space of shell, but also will not be to other two groups of oscillators
Interference is formed, ensure that antenna integrated Miniaturization Design.
Obviously, above-described embodiment of this patent is only intended to clearly illustrate this patent example, and is not pair
The restriction of the embodiment of this patent.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in patent claims within the spirit and principle of patent
Protection scope within.
Claims (10)
1. a kind of small-sized antenna integrated, which is characterized in that including two groups of UHF oscillators and one group of VHF oscillator, the UHF oscillator packet
One group of omnidirectional's oscillator and one group of direct dipole are included, omnidirectional's oscillator, direct dipole, VHF oscillator are arranged along plotted sequence
And at a distance of being distributed, the reflection of omnidirectional's oscillator and direct dipole or receiving direction are perpendicular to plotted.
2. according to claim 1 small-sized antenna integrated, which is characterized in that omnidirectional's oscillator and direct dipole are in vertical pivot
Spacing on direction is greater than 5mm.
3. according to claim 1 small-sized antenna integrated, which is characterized in that institute's omnidirectional's oscillator includes that vertical vertical pivot is set
Substrate, wiring port and several oscillator units set, the wiring port are set to substrate center, are connected to signal by coaxial cable
Processor, several oscillator units are distributed on substrate around substrate center's circumferential array, and each oscillator unit includes irradiation unit
And conducting part, the irradiation unit include the first radiation fin being arranged in parallel on substrate and are vertically installed in the second of substrate edges
The outer ledge of radiation fin, first radiation fin is connected with the medial surface of the second radiation fin, and the conducting part is arranged in parallel in
On substrate, conducting part one end is connect with one end of the first radiation fin, and the other end is connect with wiring port.
4. according to claim 2 small-sized antenna integrated, which is characterized in that the irradiation unit further include parallel substrate and with
Substrate is connected at a distance of the third radiation fin being arranged, the outer ledge of the third radiation fin with the medial surface of the second radiation fin.
5. according to claim 3 or 4 small-sized antenna integrated, which is characterized in that further include the internal day with accommodating cavity
Line shell, the antenna casing include the mutual upper housing and lower case for fastening and forming the accommodating cavity, the upper housing top
Equipped with several connecting columns, the substrate is equipped with several and matched connecting hole of connecting column, and omnidirectional's oscillator passes through connecting column
With being fixedly connected at the top of upper housing for connecting hole.
6. according to claim 1 small-sized antenna integrated, which is characterized in that the direct dipole is yagi aerial oscillator,
Including vertical plotted sequence setting and at a distance of reflector, main element and the director of distribution.
7. according to claim 6 small-sized antenna integrated, which is characterized in that the reflector, main element, director are
Flake structure, the reflector are made of end to end several reflection oscillator pieces, between neighboring reflection oscillator piece at obtuse angle or
Right angle or acute angle setting, the main element be folded dipole, be made of the main element piece with T shape hollow out, the director by
Director dipole piece is constituted.
8. according to claim 7 small-sized antenna integrated, which is characterized in that further include outside the internal antenna with accommodating cavity
Shell, the antenna casing include the mutual upper housing and lower case for fastening and forming the accommodating cavity, are connected in the lower case
Three brackets in one line and at a distance of setting, the bracket are equipped with hook, and the reflection oscillator piece, is guided at main element piece
Oscillator on piece is equipped with and links up with matched hanging hole, and reflection oscillator piece, main element piece, director dipole piece pass through hook and hanging hole
Support is fixed on 3 brackets respectively for cooperation.
9. according to claim 1 small-sized antenna integrated, which is characterized in that the VHF oscillator is dipole element, by one
Symmetrically arranged curved band-like oscillator piece is constituted.
10. according to claim 1 small-sized antenna integrated, which is characterized in that further include the internal antenna with accommodating cavity
Shell, the antenna casing include the mutual upper housing and lower case for fastening and forming the accommodating cavity, and the lower case is equipped with
With inner wall at a distance of several positioning protrusion of setting, the band-like oscillator piece be located in the positioning protrusion and lower case inner wall it
Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811340412.4A CN109301503B (en) | 2018-11-12 | 2018-11-12 | Small integrated antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811340412.4A CN109301503B (en) | 2018-11-12 | 2018-11-12 | Small integrated antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109301503A true CN109301503A (en) | 2019-02-01 |
| CN109301503B CN109301503B (en) | 2024-01-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811340412.4A Active CN109301503B (en) | 2018-11-12 | 2018-11-12 | Small integrated antenna |
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| Country | Link |
|---|---|
| CN (1) | CN109301503B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110350324A (en) * | 2019-07-22 | 2019-10-18 | 广东盛路通信科技股份有限公司 | A kind of tower-like CPE antenna |
| CN114256609A (en) * | 2022-02-09 | 2022-03-29 | 佰傲科技(北京)有限公司 | Broadband digital television antenna structure and digital television antenna |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5534880A (en) * | 1993-03-18 | 1996-07-09 | Gabriel Electronics Incorporated | Stacked biconical omnidirectional antenna |
| WO2011107597A1 (en) * | 2010-03-04 | 2011-09-09 | Tdf | Antenna structure having dipoles |
| CN103346392A (en) * | 2013-06-08 | 2013-10-09 | 哈尔滨工程大学 | Mobile phone antenna with reconfigurable directional diagram |
| WO2014012311A1 (en) * | 2012-07-20 | 2014-01-23 | 深圳市龙侨华实业有限公司 | Omnidirectional television receiver antenna and modular television antenna employing the antenna |
| CN208955200U (en) * | 2018-11-12 | 2019-06-07 | 深圳市安拓浦科技有限公司 | It is a kind of small-sized antenna integrated |
-
2018
- 2018-11-12 CN CN201811340412.4A patent/CN109301503B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5534880A (en) * | 1993-03-18 | 1996-07-09 | Gabriel Electronics Incorporated | Stacked biconical omnidirectional antenna |
| WO2011107597A1 (en) * | 2010-03-04 | 2011-09-09 | Tdf | Antenna structure having dipoles |
| WO2014012311A1 (en) * | 2012-07-20 | 2014-01-23 | 深圳市龙侨华实业有限公司 | Omnidirectional television receiver antenna and modular television antenna employing the antenna |
| CN103346392A (en) * | 2013-06-08 | 2013-10-09 | 哈尔滨工程大学 | Mobile phone antenna with reconfigurable directional diagram |
| CN208955200U (en) * | 2018-11-12 | 2019-06-07 | 深圳市安拓浦科技有限公司 | It is a kind of small-sized antenna integrated |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110350324A (en) * | 2019-07-22 | 2019-10-18 | 广东盛路通信科技股份有限公司 | A kind of tower-like CPE antenna |
| CN110350324B (en) * | 2019-07-22 | 2024-05-28 | 广东盛路通信科技股份有限公司 | Tower-shaped CPE antenna |
| CN114256609A (en) * | 2022-02-09 | 2022-03-29 | 佰傲科技(北京)有限公司 | Broadband digital television antenna structure and digital television antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109301503B (en) | 2024-01-30 |
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