CN106785359A - A kind of directional aerial - Google Patents
A kind of directional aerial Download PDFInfo
- Publication number
- CN106785359A CN106785359A CN201611035881.6A CN201611035881A CN106785359A CN 106785359 A CN106785359 A CN 106785359A CN 201611035881 A CN201611035881 A CN 201611035881A CN 106785359 A CN106785359 A CN 106785359A
- Authority
- CN
- China
- Prior art keywords
- radiant body
- director
- reflector
- directional aerial
- mounting base
- 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.)
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Classifications
-
- 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
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- 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
- H01Q19/10—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 reflecting surfaces
- H01Q19/104—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 reflecting surfaces using a substantially flat reflector for deflecting the radiated beam, e.g. periscopic antennas
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- Aerials With Secondary Devices (AREA)
Abstract
The invention discloses a kind of directional aerial, including：Mounting base；Radiant body, the Part II radiant body being connected including Part I radiant body and with the first end of the Part I radiant body, wherein, substantially it is in 90 degree of angles between the Part I radiant body and the Part II radiant body, first length value of the Part I radiant body and the difference of 1/8 wavelength are less than predetermined threshold value, and second end relative with the first end of the Part I radiant body is arranged on the first position of the mounting base with a predetermined angle；Director, it is arranged in the second place of the mounting base, wherein, the second place is located on the anti-extended line in a first direction of the first position, wherein, the first direction is the overbending direction that the Part II radiant body is formed with the Part I radiant body；Reflector, is arranged on the 3rd position of the mounting base.
Description
Technical field
The present invention relates to electronic technology field, more particularly to a kind of directional aerial.
Background technology
With the lifting of the vehicle speeds such as aircraft, bullet train, guided missile, antenna exposes as the indispensable carrier of communication
Equipment, it requires also corresponding lifting, and miniaturization becomes main trend with high-performance.Less antenna size can be reduced effectively
Windage, but, generation and radiation appliance of the antenna as a kind of electromagnetic wave, its performance are again largely external by metal radiation
The restriction of shape, size, profile, the reduction of size directly results in the lance in terms of the reduction of antenna performance, small size and high-performance
Shield will further amplify with conflict.To meet the antenna requirement under current platform, existing design is to reduce as far as possible
Otherwise exposed antenna size, and the conformal design blended with carrier structure.
Existing carrier exposes beam communication antenna generally linear polarization mode, it is ensured that the performance requirement of antenna, antenna
Size (size mainly in terms of height) is up at least 1/4 wavelength.If Antenna Operation frequency range is in L-band, then antenna is high
Degree will be not less than 75mm, and this will be very unfavorable for the high-speed flight or operation of carrier.To meet high-speed flight or the fortune of carrier
Capable security and high efficiency, this carrier otherwise exposed antenna will be using Miniaturization Design or conformal design, and this necessarily causes day
The Net long wave radiation bore reduction of line, antenna performance is poor, such as：Gain is low.
It can be seen that, the contradiction for how solving antenna size of the prior art and performance is that technology urgently to be resolved hurrily at present is asked
Topic.
The content of the invention
The embodiment of the present application provides a kind of directional aerial, the lance for solving antenna size of the prior art and performance
Shield, realizes providing a kind of technique effect with high electrical performance and the small directional aerial of size.
The embodiment of the present application provides a kind of directional aerial, including：
Mounting base；
Radiant body, including Part I radiant body and the Part II that is connected with the first end of the Part I radiant body
Radiant body, wherein, substantially it is in 90 degree of angles, described first between the Part I radiant body and the Part II radiant body
First length value of partial radiation body and the difference of 1/8 wavelength are less than predetermined threshold value, the Part I radiant body with it is described
The second relative end of first end is arranged on the first position of the mounting base with a predetermined angle, wherein, the preset angle
Degree is the angle less than 180 degree more than 0 degree；
Director, is arranged in the second place of the mounting base, wherein, the second place is located at described first
Put on anti-extended line in a first direction, wherein, the first direction be the Part II radiant body with described first
The overbending direction for dividing radiant body to be formed；
Reflector, is arranged on the 3rd position of the mounting base, wherein, the 3rd position is located at described first
Put on the extended line of the first direction.
Optionally, the director includes Part I director and is connected with the 3rd end of the Part I director
Part II director, fourth end relative with the 3rd end of the Part I director is arranged on the second
Put, wherein, substantially it is in 90 degree of angles, described first between the Part I director and the Part II director
The second length value of director is divided to be less than first threshold with the first difference of first length value, first length value is more than
Second length value.
Optionally, the reflector includes Part I reflector and is connected with the 5th end of the Part I reflector
Part II reflector, sixth end relative with the 5th end of the Part I reflector is arranged on described 3rd
Put, wherein, substantially it is in 90 degree of angles, described first between the Part I reflector and the Part II reflector
The 3rd length value of reflector is divided to be less than the first threshold, the 3rd length value with the first difference of first length value
More than first length value.
Optionally, the directional aerial also includes：
Ground wire, the ground wire includes the 7th end and the 8th end, and the 7th end is arranged on the Part I radiation
On 4th position of body, the 8th end is arranged on the 5th position of mounting base, wherein, the ground wire and described first
The partial radiation bodily form is at an acute angle, and the 5th position is located between the first position and the second place.
Optionally, the first distance and described second between the Part II radiant body and the Part I reflector
Second distance between part director and the Part I radiant body is respectively positioned on 1/8 wavelength between 1/4 wavelength.
Optionally, the directional aerial also includes：
Distributing point, is arranged on the first position.
Optionally, the radiant body, the director, the reflector and the mounting base are not by aluminium or not
Four independent parts or unitary member that rust Steel material is obtained by milling working process.
Optionally, the directional aerial also includes：
Radio frequency socket, is arranged on the first position；
Radio frequency inner core, is arranged in the radio frequency socket, and is connected with the distributing point；
Connector, for the ground wire, the director and the reflector to be fixed on into the mounting base.
Optionally, the surface of the radiant body, the director, the reflector and the mounting base is using conductive
Property plating painting treatment that is good and being easy to welding.
Optionally, the directional aerial also includes：
Antenna house, be arranged on the radiant body, the director and the reflector periphery, and with the mounting base
Connection.
Said one or multiple technical schemes in the embodiment of the present application, at least imitate with following one or more technology
Really：
First, due to the technical scheme in the embodiment of the present application, using mounting base；Radiant body, including Part I radiation
Body and the Part II radiant body being connected with the first end of the Part I radiant body, wherein, the Part I radiant body
Substantially it is in 90 degree of angles, first length value and 1/8 ripple of the Part I radiant body between the Part II radiant body
Difference long is less than predetermined threshold value, and second end relative with the first end of the Part I radiant body is with a predetermined angle
It is arranged on the first position of the mounting base, wherein, the predetermined angle is the angle less than 180 degree more than 0 degree；Guide into
Device, is arranged in the second place of the mounting base, wherein, the second place is located at the first position in a first direction
On anti-extended line on, wherein, the first direction is formed for the Part II radiant body with the Part I radiant body
Overbending direction；Reflector, is arranged on the 3rd position of the mounting base, wherein, the 3rd position is located at described the
Technological means of one position on the extended line of the first direction, it is so, curved by going out to carry out radiant body in about 1/8 wavelength
Folding, so as to reduce the size of antenna；Then by reflector and director, just the radiation characteristic of monopole is adjusted from omnidirectional radiation
Whole is directed radiation；And by the tune to the relative position relation between radiant body, director, the size of reflector and three
Section, adjusts antenna resonant frequency, antenna pattern and gain etc., so as to efficiently solve antenna chi of the prior art with this
The contradiction of very little and performance, realizes providing a kind of technique effect with high electrical performance and the small directional aerial of size.
2nd, due to the technical scheme in the embodiment of the present application, also included using the directional aerial：Ground wire, it is described to connect
Ground wire includes the 7th end and the 8th end, and the 7th end is arranged on the 4th position of the Part I radiant body, described the
Eight ends are arranged on the 5th position of mounting base, wherein, the ground wire forms acute angle, institute with the Part I radiant body
The technological means that the 5th position is located between the first position and the second place is stated, so, by the sum in radiant body
The centre position of reflecting surface upstanding portion increases a ground wire, and gain of antenna and standing wave etc. are adjusted by ground wire
Section, so as to solve the technical problem of the port mismatch brought when the Net long wave radiation height reduction half of antenna, realizes improving
The technique effect of the electrical property of antenna.
3rd, due to the technical scheme in the embodiment of the present application, using the Part II radiant body and the Part I
The first distance between reflector and the second distance between the Part II director and the Part I radiant body are equal
Positioned at 1/8 wavelength to the technological means between 1/4 wavelength, so, the size of antenna can according to actually used performance demand come
It is adjusted, so that the working frequency of antenna is not limited to some frequency range, and can be used in each working frequency range, carries
The use scope of antenna high.
Brief description of the drawings
In order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art, embodiment will be described below
Needed for the accompanying drawing to be used be briefly described, it should be apparent that, drawings in the following description are only more of the invention
Embodiment.
Fig. 1 is a kind of the first structural representation of directional aerial of offer in the embodiment of the present application one；
Fig. 2 is a kind of second structural representation of directional aerial of offer in the embodiment of the present application one.
Specific embodiment
The embodiment of the present application provides a kind of directional aerial, the lance for solving antenna size of the prior art and performance
Shield, realizes providing a kind of technique effect with high electrical performance and the small directional aerial of size.
Technical scheme in the embodiment of the present application is to solve above-mentioned technical problem, and general thought is as follows：
A kind of directional aerial, including：
Mounting base；
Radiant body, including Part I radiant body and the Part II that is connected with the first end of the Part I radiant body
Radiant body, wherein, substantially it is in 90 degree of angles, described first between the Part I radiant body and the Part II radiant body
First length value of partial radiation body and the difference of 1/8 wavelength are less than predetermined threshold value, the Part I radiant body with it is described
The second relative end of first end is arranged on the first position of the mounting base with a predetermined angle, wherein, the preset angle
Degree is the angle less than 180 degree more than 0 degree；
Director, is arranged in the second place of the mounting base, wherein, the second place is located at described first
Put on anti-extended line in a first direction, wherein, the first direction be the Part II radiant body with described first
The overbending direction for dividing radiant body to be formed；
Reflector, is arranged on the 3rd position of the mounting base, wherein, the 3rd position is located at described first
Put on the extended line of the first direction.
In the above-mentioned technical solutions, using mounting base；Radiant body, including Part I radiant body and with described first
The connected Part II radiant body of the first end of point radiant body, wherein, the Part I radiant body and the Part II spoke
Substantially it is in 90 degree of angles between beam, the length of the Part I radiant body is 1/8 wavelength, the Part I radiant body
Second end relative with the first end is arranged on the first position of the mounting base with a predetermined angle, wherein, it is described
Predetermined angle is the angle less than 180 degree more than 0 degree；Director, is arranged in the second place of the mounting base, wherein,
The second place is located on the anti-extended line in a first direction of the first position, wherein, the first direction is described
The overbending direction that Part II radiant body is formed with the Part I radiant body；Reflector, is arranged on the mounting base
On 3rd position, wherein, the 3rd position is located at technology hand of the first position on the extended line of the first direction
Section, so, goes out to be bent, so as to reduce the size of antenna by by radiant body in about 1/8 wavelength；Then by reflector and
The radiation characteristic of director, just monopole is adjusted to directed radiation from omnidirectional radiation；And by radiant body, director, anti-
The regulation of the relative position relation between the size of emitter and three, with this adjust antenna resonant frequency, antenna pattern and
Gain etc., so as to efficiently solve the contradiction of antenna size of the prior art and performance, realizes that providing one kind has height electrically
The technique effect of energy and the small directional aerial of size.
In order to be better understood from above-mentioned technical proposal, below by accompanying drawing and specific embodiment to technical solution of the present invention
It is described in detail, it should be understood that the specific features in the embodiment of the present application and embodiment are to the detailed of technical solution of the present invention
Thin explanation, rather than the restriction to technical solution of the present invention, in the case where not conflicting, the embodiment of the present application and embodiment
In technical characteristic can be combined with each other.
Embodiment one
Fig. 1 is refer to, is a kind of structural representation of directional aerial that the embodiment of the present application one is provided, the directional aerial
Including：
Mounting base 10；
Radiant body 20, including Part I radiant body 201 and be connected with the first end of Part I radiant body 201 second
Partial radiation body 202, wherein, substantially it is in 90 degree of angles between Part I radiant body 201 and Part II radiant body 202, the
First length value of a part of radiant body 201 and the difference of 1/8 wavelength are less than predetermined threshold value, Part I radiant body 201 with
The second relative end of the first end is arranged on the first position of mounting base 10 with a predetermined angle, wherein, it is described default
Angle is the angle less than 180 degree more than 0 degree；The predetermined threshold value is specifically as follows a less value, such as 1/100 wavelength
Deng.
Director 30, is arranged in the second place of mounting base 10, wherein, the second place is located at described first
Put on anti-extended line in a first direction, wherein, the first direction is that Part II radiant body 202 is radiated with Part I
The overbending direction that body 201 is formed；
Reflector 40, is arranged on the 3rd position of mounting base 10, wherein, the 3rd position is located at described first
Put on the extended line of the first direction.
In specific implementation process, the directional aerial specifically may apply in the vehicle equipment for need high-speed cruising,
Such as aircraft, the directional aerial can be used alone as beam communication antenna, it is also possible to constitute phased by multiple tiers
Array antenna is used, and is not in the embodiment of the present application restricted.
In specific implementation process, radiant body, director, reflector are based on upright form and form aerial radiation device,
As shown in Figure 1；If radiant body, director, the upstanding portion of reflector or horizontal component are entered at the deformations such as line tilt, distortion
Reason, can equally realize and Fig. 1 identical antenna functions.
In the embodiment of the present application, director 30 include Part I director 301 and with Part I director 301
The connected Part II director 302 in 3rd end, fourth end relative with the 3rd end of Part I director 301 is set
In the second place, wherein, substantially it is in 90 degree of angles between Part I director 301 and Part II director 302,
Second length value of Part I director 301 is less than first threshold, described first with the first difference of first length value
Length value is more than second length value, that is, be slightly less than the length of Part I radiant body.
In the embodiment of the present application, reflector 40 include Part I reflector 401 and with Part I reflector 401
The connected Part II reflector 402 in 5th end, sixth end relative with the 5th end of Part I reflector 401 is set
On the 3rd position, wherein, substantially it is in 90 degree of angles between Part I reflector 401 and Part II reflector 402,
3rd length value of Part I reflector 401 is less than the first threshold with the first difference of first length value, described
3rd length value is more than first length value, i.e., slightly larger than the length of Part I radiant body.
In specific implementation process, director 30 and reflector 40 can be specifically upstanding post-like bodies as shown in Figure 1,
Can be that director 30 and reflector 40 are arranged to as radiant body 20, be bent in 1/8 wavelength location, such as Fig. 2 institutes
Show, it is of course also possible to according to actually used situation, be arranged to for some part in director 30 or reflector 40 by selection
Bending shape, is not restricted in the embodiment of the present application.The bending angle of radiant body 20, director 30 and reflector 40 specifically may be used
Be 90 degree, or one allow error angle in the range of, such as error angle may range from ± 2 degree, ± 5 degree,
Those skilled in the art can be configured according to actually used situation, not be restricted in the embodiment of the present application.
In the embodiment of the present application, after antenna radiator bending, the Net long wave radiation height reduction half of antenna is same with this
When, there is port mismatch, show as that antenna gain is low, standing wave is high.To solve matching problem, the directional aerial also includes：
Ground wire 50, ground wire 50 includes the 7th end and the 8th end, and the 7th end is arranged on Part I radiant body 201
The 4th position on, the 8th end is arranged on the 5th position of mounting base 10, wherein, ground wire 50 and Part I spoke
Beam 201 forms acute angle, and the 5th position is located between the first position and the second place.
In specific implementation process, a ground wire need to be increased in the upstanding portion centre position of radiant body and reflecting surface and entered
Row matching regulation, the length of ground wire 50 and position need those skilled in the art to be configured according to actually used situation,
It is not restricted in the embodiment of the present application.
In the embodiment of the present application, between Part II radiant body 202 and Part I reflector 401 first distance and
Second distance between Part II director 302 and Part I radiant body 201 is respectively positioned on 1/8 wavelength between 1/4 wavelength.
In specific implementation process, the horizontal component of radiant body 20, director 30 and reflector 40 after bending is needed suitably
Lengthen, so as to be adjusted to the relative distance between radiant body 20 and director 30, reflector 40, antenna resonance is adjusted with this
Frequency and antenna pattern, so that the relative distance is between 1/8-1/4 wave-length coverages, specific size is according to antenna performance need
Ask and selected, used in a certain frequency range so as to enable the antenna to be not limited to, and can use in any frequency range.
In the embodiment of the present application, the directional aerial also includes：
Distributing point 60, is arranged on the first position.
In specific implementation process, distributing point 60 is connected with radiant body 20, with the RF energy of feed-in radiant body 20.
In the embodiment of the present application, radiant body 20, director 30, reflector 40 and mounting base 10 be by aluminium or
Four independent parts or unitary member that stainless steel material is obtained by milling working process.Radiant body 20, director 30,
The surface of reflector 40 and mounting base 10 is using good conductivity and is easy to the plating painting treatment welded.
In specific implementation process, radiant body 20, director 30, reflector 40 and mounting base 10 can use aluminium
Milling is processed, to reach lighter quality；It is of course also possible to use stainless steel material is made.Meanwhile, radiant body 20, draw
Using good conductivity and it is easy to the plating painting treatment welded to the surface of device 30, reflector 40 and mounting base 10, such as：It is conductive
Oxidation, gold-plated, silver-plated, tin plating etc..Specifically, aforementioned four part can respectively be made into independent individuality to be assembled,
Can also be by radiant body 20, director 30, reflector 40 and the overall milling integral forming of mounting base 10, it would however also be possible to employ
The form design shaping of printed board, is not restricted in the embodiment of the present application.
In the embodiment of the present application, the directional aerial also includes：
Radio frequency socket, is arranged on the first position；
Radio frequency inner core, is arranged in the radio frequency socket, and is connected with distributing point 60.
In specific implementation process, radio frequency socket is fixed by screws on mounting base, socket inner core and radiant body 20
Feed placement be in contact, contact position by soldering seal.
When radiant body 20, director 30, reflector 40 and mounting base 10 are shaped by assembling mode, the orientation
Antenna also includes：
Connector, for ground wire 50, director 30 and reflector 40 to be fixed on into mounting base 10.
In specific implementation process, as shown in Fig. 2 the connector can be screw and nut, rivet and nut etc., from
And it is overall that the part of aforementioned four independence is assembled into one.
In the embodiment of the present application, the directional aerial also includes：
Antenna house, be arranged on the radiant body, the director and the reflector periphery, and with the mounting base
Connection.
In specific implementation process, protected using antenna house in whole antenna periphery, antenna house is by rivet in peace
Dress base plate 10；The cavity formed between antenna house and mounting base 10 can be filled using expanded material.
It is shown experimentally that, using this kind of design, while electrical property demand can be met, hence it is evident that reduce carrier and expose
The height of antenna, reduces windage；Meanwhile, antenna performance is excellent, front and rear ratio comprising the gain more than 4dB, less than -15dB, small
In 1.5 voltage standing wave ratio etc., and antenna structure is simple, easily assembling, and electric performance stablity, uniformity is high.
By one or more technical schemes in the embodiment of the present application, it is possible to achieve following one or more technologies effect
Really：
First, due to the technical scheme in the embodiment of the present application, using mounting base；Radiant body, including Part I radiation
Body and the Part II radiant body being connected with the first end of the Part I radiant body, wherein, the Part I radiant body
Substantially it is in 90 degree of angles, first length value and 1/8 ripple of the Part I radiant body between the Part II radiant body
Difference long is less than predetermined threshold value, and second end relative with the first end of the Part I radiant body is with a predetermined angle
It is arranged on the first position of the mounting base, wherein, the predetermined angle is the angle less than 180 degree more than 0 degree；Guide into
Device, is arranged in the second place of the mounting base, wherein, the second place is located at the first position in a first direction
On anti-extended line on, wherein, the first direction is formed for the Part II radiant body with the Part I radiant body
Overbending direction；Reflector, is arranged on the 3rd position of the mounting base, wherein, the 3rd position is located at described the
Technological means of one position on the extended line of the first direction, it is so, curved by going out to carry out radiant body in about 1/8 wavelength
Folding, so as to reduce the size of antenna；Then by reflector and director, just the radiation characteristic of monopole is adjusted from omnidirectional radiation
Whole is directed radiation；And by the tune to the relative position relation between radiant body, director, the size of reflector and three
Section, adjusts antenna resonant frequency, antenna pattern and gain etc., so as to efficiently solve antenna chi of the prior art with this
The contradiction of very little and performance, realizes providing a kind of technique effect with high electrical performance and the small directional aerial of size.
2nd, due to the technical scheme in the embodiment of the present application, also included using the directional aerial：Ground wire, it is described to connect
Ground wire includes the 7th end and the 8th end, and the 7th end is arranged on the 4th position of the Part I radiant body, described the
Eight ends are arranged on the 5th position of mounting base, wherein, the ground wire forms acute angle, institute with the Part I radiant body
The technological means that the 5th position is located between the first position and the second place is stated, so, by the sum in radiant body
The centre position of reflecting surface upstanding portion increases a ground wire, and gain of antenna and standing wave etc. are adjusted by ground wire
Section, so as to solve the technical problem of the port mismatch brought when the Net long wave radiation height reduction half of antenna, realizes improving
The technique effect of the electrical property of antenna.
3rd, due to the technical scheme in the embodiment of the present application, using the Part II radiant body and the Part I
The first distance between reflector and the second distance between the Part II director and the Part I radiant body are equal
Positioned at 1/8 wavelength to the technological means between 1/4 wavelength, so, the size of antenna can according to actually used performance demand come
It is adjusted, so that the working frequency of antenna is not limited to some frequency range, and can be used in each working frequency range, carries
The use scope of antenna high.
, but those skilled in the art once know basic creation although preferred embodiments of the present invention have been described
Property concept, then can make other change and modification to these embodiments.So, appended claims are intended to be construed to include excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification without deviating from essence of the invention to the present invention
God and scope.So, if these modifications of the invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising these changes and modification.
Claims (10)
1. a kind of directional aerial, including：
Mounting base；
Radiant body, including Part I radiant body and be connected with the first end of the Part I radiant body Part II radiation
Body, wherein, substantially it is in 90 degree of angles, the Part I between the Part I radiant body and the Part II radiant body
First length value of radiant body and the difference of 1/8 wavelength are less than predetermined threshold value, the Part I radiant body with described first
The second relative end of end is arranged on the first position of the mounting base with a predetermined angle, wherein, the predetermined angle is
More than 0 degree less than the angle of 180 degree；
Director, is arranged in the second place of the mounting base, wherein, the second place exists positioned at the first position
On anti-extended line on first direction, wherein, the first direction is the Part II radiant body and the Part I spoke
The overbending direction that beam is formed；
Reflector, is arranged on the 3rd position of the mounting base, wherein, the 3rd position exists positioned at the first position
On the extended line of the first direction.
2. directional aerial as claimed in claim 1, it is characterised in that the director include Part I director and with institute
State the connected Part II director in the 3rd end of Part I director, the Part I director with the 3rd end
The 4th relative end is arranged in the second place, wherein, the Part I director and the Part II director
Between be in substantially 90 degree of angles, the second length value of the Part I director is small with the first difference of first length value
In first threshold, first length value is more than second length value.
3. directional aerial as claimed in claim 1, it is characterised in that the reflector include Part I reflector and with institute
State the connected Part II reflector in the 5th end of Part I reflector, the Part I reflector with the 5th end
The 6th relative end is arranged on the 3rd position, wherein, the Part I reflector and the Part II reflector
Between be in substantially 90 degree of angles, the 3rd length value of the Part I reflector is small with the first difference of first length value
In the first threshold, the 3rd length value is more than first length value.
4. the directional aerial as any one of claim 1-3, it is characterised in that the directional aerial also includes：
Ground wire, the ground wire includes the 7th end and the 8th end, and the 7th end is arranged on the Part I radiant body
On 4th position, the 8th end is arranged on the 5th position of mounting base, wherein, the ground wire and the Part I
Radiant body forms acute angle, and the 5th position is located between the first position and the second place.
5. directional aerial as claimed in claim 4, it is characterised in that the Part II radiant body is anti-with the Part I
The first distance between emitter and the equal position of second distance between the Part II director and the Part I radiant body
In 1/8 wavelength between 1/4 wavelength.
6. directional aerial as claimed in claim 5, it is characterised in that the directional aerial also includes：
Distributing point, is arranged on the first position.
7. directional aerial as claimed in claim 6, it is characterised in that the radiant body, the director, the reflector with
And the mounting base is four independent parts or that aluminium or stainless steel material are obtained by milling working process
Body part.
8. directional aerial as claimed in claim 6, it is characterised in that the directional aerial also includes：
Radio frequency socket, is arranged on the first position；
Radio frequency inner core, is arranged in the radio frequency socket, and is connected with the distributing point；
Connector, for the ground wire, the director and the reflector to be fixed on into the mounting base.
9. directional aerial as claimed in claim 7 or 8, it is characterised in that the radiant body, the director, the reflection
The surface of device and the mounting base is using good conductivity and is easy to the plating painting treatment welded.
10. directional aerial as claimed in claim 9, it is characterised in that the directional aerial also includes：
Antenna house, is arranged on the radiant body, the director and the reflector periphery, and connect with the mounting base
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611035881.6A CN106785359A (en) | 2016-11-22 | 2016-11-22 | A kind of directional aerial |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611035881.6A CN106785359A (en) | 2016-11-22 | 2016-11-22 | A kind of directional aerial |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106785359A true CN106785359A (en) | 2017-05-31 |
Family
ID=58970341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611035881.6A Pending CN106785359A (en) | 2016-11-22 | 2016-11-22 | A kind of directional aerial |
Country Status (1)
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| CN (1) | CN106785359A (en) |
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| CN108232471A (en) * | 2017-12-29 | 2018-06-29 | 四川九洲电器集团有限责任公司 | A kind of four-way antenna |
| CN110350306A (en) * | 2019-07-10 | 2019-10-18 | 维沃移动通信有限公司 | A kind of antenna structure, terminal and control method |
| CN111755796A (en) * | 2019-03-28 | 2020-10-09 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | Short wave antenna device based on metal road facility and implementation method |
| CN112582807A (en) * | 2019-09-27 | 2021-03-30 | 华为技术有限公司 | Directional antenna and communication equipment |
| WO2023066217A1 (en) * | 2021-10-20 | 2023-04-27 | 维沃移动通信有限公司 | Antenna apparatus and electronic device |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108232471A (en) * | 2017-12-29 | 2018-06-29 | 四川九洲电器集团有限责任公司 | A kind of four-way antenna |
| CN108232471B (en) * | 2017-12-29 | 2021-01-08 | 四川九洲电器集团有限责任公司 | Four-way antenna |
| CN111755796A (en) * | 2019-03-28 | 2020-10-09 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | Short wave antenna device based on metal road facility and implementation method |
| CN111755796B (en) * | 2019-03-28 | 2022-02-08 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | Short wave antenna device based on metal road facility and implementation method |
| CN110350306A (en) * | 2019-07-10 | 2019-10-18 | 维沃移动通信有限公司 | A kind of antenna structure, terminal and control method |
| CN112582807A (en) * | 2019-09-27 | 2021-03-30 | 华为技术有限公司 | Directional antenna and communication equipment |
| WO2021057627A1 (en) * | 2019-09-27 | 2021-04-01 | 华为技术有限公司 | Directional antenna and communication device |
| CN112582807B (en) * | 2019-09-27 | 2021-12-28 | 华为技术有限公司 | Directional antenna and communication equipment |
| WO2023066217A1 (en) * | 2021-10-20 | 2023-04-27 | 维沃移动通信有限公司 | Antenna apparatus and electronic device |
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