CN206180095U - Antenna module and unmanned vehicles - Google Patents
Antenna module and unmanned vehicles Download PDFInfo
- Publication number
- CN206180095U CN206180095U CN201621266918.1U CN201621266918U CN206180095U CN 206180095 U CN206180095 U CN 206180095U CN 201621266918 U CN201621266918 U CN 201621266918U CN 206180095 U CN206180095 U CN 206180095U
- Authority
- CN
- China
- Prior art keywords
- antenna module
- wave beam
- array
- array element
- unit
- 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.)
- Expired - Fee Related
Links
- 239000000758 substrate Substances 0.000 claims description 30
- 230000005611 electricity Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 claims 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000013461 design Methods 0.000 description 19
- 238000000034 method Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 11
- 238000001514 detection method Methods 0.000 description 5
- 238000003491 array Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009131 signaling function Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The utility model provides an antenna module and unmanned vehicles, antenna module are used for installing at unmanned vehicles, and the antenna module includes: circuit board with set up in the last a plurality of array elements of circuit board are wherein, adjacent array element interval between the array element is greater than the half wavelength of antenna module under frequency of operation, so that the antenna module produces a plurality of beam of predetermineeing the direction. The utility model provides an antenna module and unmanned vehicles, set up to being greater than the half wavelength of antenna module under frequency of operation through the array element interval with between the adjacent array element, thereby make the antenna module produce a plurality of beam of predetermineeing the direction, realized effectively can producing not equidirectional beam through an antenna module, moreover, the steam generator is simple in structure, the coating machine is easy to implement, low cost, and the space that occupies is less, the practicality of this antenna module has been guaranteed effectively, and obtaining benefit for market popularization and application.
Description
Technical field
The utility model is related to vehicle technology field, more particularly to a kind of antenna module and unmanned vehicle.
Background technology
With the development of millimetric wave device, millimetre-wave radar is capable of achieving miniaturization, integrated, in antenna aperture identical feelings
Under condition, millimetre-wave radar can obtain narrower antenna beam, and higher antenna gain can improve angular resolution and the angle measurement of radar
Precision, and be conducive to the interference of Anti-amyloid-β antibody, noise jamming and multipath reflection.The phases such as same ultrasonic wave, infrared and laser radar
Than, millimeter wave penetrate cigarette, mist, dust ability it is higher, the characteristics of with round-the-clock round-the-clock, thus millimetre-wave radar extensively should
For the various industries such as automobile, traffic, security protection, industry, unmanned plane and smart machine.
With the variation of application scenarios, the testing the speed of single radar, angle measurement, range finding can not meet under compared with complex environment
The demand of the equipment of work, multitask, multifunction demand increasingly increase, and except the complication of radar Back end data process, go back
Need radar antenna that there is flexible beam position；The existing scheme for realizing multi-beam has：1st, lens antenna, using lens handle
The energy centralization that feed is radiated gets up to be formed a sharp wave beam, when multiple feeds are set near lens focus, just corresponding shape
Into the multiple wave beams being pointed in different directions, general feed is electromagnetic horn；2nd, reflector antenna, it is similar with lens antenna principle,
A sharp wave beam is formed the energy of feed is reflected, reflecting surface near focal point has multiple feeds, diverse location using reflecting surface
Feed can be formed and point to different wave beams；3rd, phased array antenna, connects a control unit below each array element, pass through
Control the amplitude of each array element, phase place to synthesize the wave beam of assigned direction.
However, during the technical program is implemented, it is found that prior art has following defect：For scheme 1,
Antenna lens is low-loss, high dielectric constant material, and processing difficulties, precision is low, and the size and weight of lens are all quite big；It is right
For scheme 2, lens antenna is similar to, reflecting surface section, weight are larger, need to occupy much room；And for scheme 3
Speech, each array element of phased array is required to T/R components, and complex structure, cost is high.
Utility model content
The utility model provides a kind of antenna module and unmanned vehicle, for solve it is above-mentioned present in prior art or
Person other potential problems.
One side of the present utility model provides a kind of antenna module of unmanned vehicle, including：Circuit substrate and setting
Multiple array elements on the circuit substrate, multiple array elements are connected by feeder line；Wherein, between the adjacent array element
Array element distance is more than the antenna module 1/2nd wavelength at the operating frequencies, so that antenna module generation is multiple pre-
The wave beam of set direction.
Further, the plurality of array element includes：Multiple arrays being connected are first and are arranged at many in the array unit
The individual submatrix unit being connected, the feeder line includes main feeder and the multiple feeder lines stretched out by the main feeder, multiple row
Array element is connected by main feeder, and the multiple described submatrix unit being arranged in each described array unit is connected by corresponding feeder line
Connect, the array element distance includes：The sub- array element distance between column pitch and adjacent submatrix unit between each array unit.
Further, multiple impedance converter units are provided with the array unit, the impedance converter unit is used to realize
The amplitude of multiple array elements is obeyed Taylor's distribution and the resistance value of the antenna module is matched to into preset value.
Further, multiple impedance converter units are antenna module quarter-wave at the operating frequencies
It is long.
Further, multiple micro-strip delay lines are provided with the main feeder, by described between multiple array units
Micro-strip delay line makes multiple array elements have identical phase place under the array element distance.
Further, via is provided with the circuit substrate, the antenna module is fed by the via, the mistake
Hole is connected with the radio circuit for being arranged at the circuit substrate opposite side.
Further, the via is connected by microstrip line with the radio circuit.
Further, the wave beam includes：First wave beam, the second wave beam and the 3rd wave beam；In the same plane, described
One wave beam presets angle, the 3rd wave beam and the default folder of second Wave beam forming second with second Wave beam forming first
Angle.
Further, the described first default angle and the second default angle are 45 °, the 3rd wave beam with it is described
First wave beam is perpendicular.
Another aspect of the present utility model provides a kind of unmanned vehicle, including：Body and antenna module, the antenna
Component is installed on the body, and the antenna module includes：Circuit substrate and the multiple battle arrays being arranged on the circuit substrate
Unit, multiple array elements are connected by feeder line；Wherein, the array element distance between the adjacent array element is more than the antenna module
/ 2nd wavelength at the operating frequencies, so that the antenna module produces the wave beam of multiple preset directions.
Further, the plurality of array element includes：Multiple arrays being connected are first and are arranged at many in the array unit
The individual submatrix unit being connected, the feeder line includes main feeder and the multiple feeder lines stretched out by the main feeder, multiple row
Array element is connected by main feeder, and the multiple described submatrix unit being arranged in each described array unit is connected by corresponding feeder line
Connect, the array element distance includes：The sub- array element distance between column pitch and adjacent submatrix unit between each array unit.
Further, multiple impedance converter units are provided with the array unit, the impedance converter unit is used to realize
The amplitude of multiple array elements is obeyed Taylor's distribution and the resistance value of the antenna module is matched to into preset value.
Further, multiple impedance converter units are antenna module quarter-wave at the operating frequencies
It is long.
Further, multiple micro-strip delay lines are provided with the main feeder, by described between multiple array units
Micro-strip delay line makes multiple array elements have identical phase place under the array element distance.
Further, via is provided with the circuit substrate, the antenna module is fed by the via, the mistake
Hole is connected with the radio circuit for being arranged at the circuit substrate opposite side.
Further, the via is connected by microstrip line with the radio circuit.
Further, the wave beam includes：First wave beam, the second wave beam and the 3rd wave beam；In the same plane, described
One wave beam presets angle, the 3rd wave beam and the default folder of second Wave beam forming second with second Wave beam forming first
Angle.
Further, the described first default angle and the second default angle are 45 °, the 3rd wave beam with it is described
First wave beam is perpendicular.
Antenna module and unmanned vehicle that the utility model is provided, by the way that the array element distance between adjacent array element is arranged
It is 1/2nd wavelength more than antenna module at the operating frequencies, so that antenna module produces the ripple of multiple preset directions
Beam, have effectively achieved can produce the wave beam of different directions by an antenna module, simple structure, easily realize, cost
It is low, and the space for taking is less, is effectively guaranteed the practicality of the antenna module, is conducive to the popularization and application in market.
Description of the drawings
A kind of structural representation of antenna module that Fig. 1 is provided for the utility model embodiment；
Fig. 2 is the H faces directional diagram of antenna in Fig. 1；
A kind of structural representation of unmanned vehicle that Fig. 3 is provided for the utility model embodiment.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is used to illustrate the utility model, but is not limited to scope of the present utility model.
In the utility model, the term such as term " installation ", " connection ", " fixation " is broadly understood, for example, " connection "
Can be fixedly connected, or be detachably connected, or be integrally connected.For the ordinary skill in the art,
Concrete meaning of the above-mentioned term in the utility model can as the case may be understood.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " length ", " width
Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", the finger such as " outward "
The orientation or position relationship for showing be based on orientation shown in the drawings or position relationship, be for only for ease of description the utility model and
Simplify description, rather than indicate or imply that the device or element of indication must be with specific orientation, with specific azimuth configuration
And operation, therefore it is not intended that to restriction of the present utility model.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that at least two, example
Such as two, three etc., unless otherwise expressly limited specifically.
Embodiment one
A kind of structural representation of antenna module that Fig. 1 is provided for the utility model embodiment；Knowable to refer to the attached drawing 1, this
Embodiment provides a kind of antenna module, and the antenna module is used to be arranged on unmanned vehicle, and can produce multiple pre-
The wave beam of set direction, specifically, the antenna module includes：Circuit substrate and the multiple array elements being arranged on circuit substrate, it is multiple
Array element is connected by feeder line；Wherein, the array element distance between adjacent array element is more than two points at the operating frequencies of antenna module
One of wavelength so that antenna module produces the wave beam of multiple preset directions.
Wherein, for the concrete shape structure of circuit substrate is not limited, those skilled in the art can be according to specific
Design requirement is configured, and for example, circuit substrate can be set to into rectangular slab or square plate etc., as long as ensure that battle array
Unit is stably arranged on circuit substrate；Additionally, for the concrete number of array element is not limited, those skilled in the art can
To be configured according to specific design requirement, for example, the number of array element is set to into 5,6 or 8 etc., as long as energy
Enough ensure antenna signal emissive porwer and it is less take up room, will not be described here.
In addition, for the concrete numerical value scope of the array element distance between adjacent array element is not limited, those skilled in the art
Can be configured according to specific design requirement, as long as the array element distance enabled between above-mentioned adjacent array element can be more than
Antenna module 1/2nd wavelength at the operating frequencies；Also, in specific design, in order to be further ensured that antenna sets
The signal emissive porwer of part, more preferably, can be set greater than antenna module in work by the array element distance between adjacent array element
A wavelength under working frequency.
Additionally, the present embodiment is not limited for the operating frequency of antenna module, those skilled in the art can be according to tool
The design requirement of body is configured, and for example, can be set to the operating frequency of antenna module：18GHz、24GHz、60GHz、
77GHz etc., it is relatively conventional, the operating frequency of antenna module can be set to 24-24.25GHz；In addition, for antenna
The type of component is not limited, and those skilled in the art can be configured according to specific design requirement, for example, can be by day
Line is set to slot antenna, printed dipole antenna, microwave radar antenna etc., will not be described here.
When being embodied as, in order that the antenna module can produce the wave beam of multiple preset directions, adjacent array element is controlled
Between array element distance be more than antenna module 1/2nd wavelength at the operating frequencies；Now, will produce in the wave beam of antenna
Graing lobe, in order to realize that antenna module produces the wave beam of multiple preset directions, can be realized, specifically by adjusting array element distance
, the main lobe in wave beam is related with the size of array element distance to the angle angle of secondary lobe, therefore, can be with by increasing array element distance
Realize producing specific direction and the secondary lobe suitable with main lobe energy, so that antenna module can produce multiple preset directions
Wave beam；Certain, the technical program is not limited for the concrete number of produced wave beam, and those skilled in the art can be with root
It is configured according to specific design requirement, for example, the number of wave beam can be set to include 3,4 or 5 etc..
The antenna module that the present embodiment is provided, by the way that the array element distance between adjacent array element is set greater than into antenna module
/ 2nd wavelength at the operating frequencies, so that antenna module produces the wave beam of multiple preset directions, are effectively realized
The wave beam of different directions can be produced by an antenna module, simple structure is easily realized, low cost, and take
Space is less, is effectively guaranteed the practicality of the antenna module, is conducive to the popularization and application in market.
Embodiment two
On the basis of above-described embodiment, understand that the present embodiment is for the concrete shape structure of array element with continued reference to accompanying drawing 1
Do not limit, those skilled in the art can be configured according to specific design requirement, more preferably, multiple array elements are set
Be set to including：Multiple the array unit 4 being connected and the multiple submatrix units 5 being connected being arranged in array unit 4, further,
Feeder line can be set to multiple feeder lines 3 including main feeder 2 and stretched out by main feeder 2；Multiple array units 4 pass through main feeder
2 connections, the multiple submatrix units 5 being arranged in each array unit 4 are connected by corresponding feeder line 3, and array element distance includes：Each
The sub- array element distance between column pitch and adjacent submatrix unit 5 between array unit 4.
Wherein, the present embodiment is not limited for the concrete shape structure of multiple array units 4 for arranging, people in the art
Member can be configured according to specific design requirement, for example, multiple array units 4 can be set to into identical structure or difference
Structure；It is more preferred, multiple array units 4 are set to into identical structure, it is so convenient that antenna module is controlled；Additionally,
The present embodiment is not limited for 5 numbers of submatrix unit arranged in array unit 4, for example, can be set to the number of submatrix unit 5
4,5 or 6 etc..
In order to realize that multiple array units 4 are connected, multiple arrays unit 4 is connected with main feeder 2, has been achieved in that many
Individual array unit 4 is connected by main feeder 2；Because array unit 4 includes multiple submatrix units 5, for the ease of carrying out to antenna module
Effective control, more preferably, the mid portion that main feeder 2 is set to each array unit 4 is connected；Further, submatrix
Unit 5 is connected by a feeder line 3, and a feeder line 3 is connected with main feeder 2, and then realizes multiple submatrix units 5 by a feeder line
3 are connected and then constitute array unit 4, the structure that each array unit 4 is connected by main feeder 2, now, because array element includes
Array unit 4 and submatrix unit 5, therefore, array element distance also includes column pitch and sub- array element distance, as illustrated, column pitch is in figure
B shown in, sub- array element distance is that above-mentioned sub- array element distance A and column pitch B are all higher than antenna module in work shown in the A in figure
/ 2nd wavelength under frequency；The reliability of array element connection is so effectively guaranteed, so as to improve antenna module
The reliability of work.
Embodiment three
On the basis of above-described embodiment, understand with continued reference to accompanying drawing 1, in order to improve antenna module multiple default sides are produced
To wave beam work stability and reliability, multiple impedance converter units 1,7, impedance converter unit 1,7 will be provided with array unit 4
Amplitude for making multiple array elements is obeyed Taylor's distribution and the resistance value of antenna module is matched to into preset value.
Wherein, impedance converter unit 1 is arranged between the multiple submatrix units 5 in array unit 4, and impedance converter unit 7 sets
It is placed between multiple array units 4；Additionally, the present embodiment is not limited for the concrete number of impedance converter unit 1,7, this area
Technical staff can be configured according to the number of submatrix unit 5, for example, the number of impedance converter unit 1,7 can be set to into 4
It is individual, 5 or 6 etc., more preferably, 4 impedance converter units 1 will be provided with each array unit 4；Additionally, this reality
Apply for the concrete structure feature of impedance converter unit 1,7 is not limited, those skilled in the art can be according to specific design
Demand is configured, can by multiple impedance converter units 1,7 be designed as antenna module quarter-wave at the operating frequencies,
Multiple impedance converter units 1,7 more preferably, are designed as antenna module and are existed by 3/4ths wavelength, 5/4ths wavelength etc.
Quarter-wave under operating frequency；So can have effectively achieved by above-mentioned impedance converter unit 1,7 so that array element
Amplitude obey Taylor's distribution, and the resistance value of antenna module can be caused to be matched to preset value, wherein, preset value can be with root
Pre-set according to specific design requirement；The secondary lobe that so can be effectively reduced in addition to specific direction wave beam, Jin Eryou
The energy intensity of specific direction wave beam is ensure that to effect, and then is improve antenna module sending signal and is received the intensity of signal,
Further increase the reliability of antenna module work.
Example IV
Fig. 2 is the H faces directional diagram of antenna in Fig. 1；On the basis of above-described embodiment, understand with continued reference to accompanying drawing 1-2,
When being operated using the antenna module, in order to can realize can be while receive produced by the antenna module in synchronization
Multiple preset directions wave beam, multiple micro-strip delay lines 8 will be provided with main feeder 2, pass through between two neighboring array unit 4
Micro-strip delay line 8 makes have identical phase place under multiple array elements array element distance in the present embodiment.
Wherein, for the concrete shape structure of micro-strip delay line 8 is not limited, those skilled in the art can be with specific
Design requirement is configured, and for example, micro-strip delay line 8 can be set to into square-wave form or S type structures etc., as long as can
So that without acuter angles in the micro-strip delay line 8, can so reduce the external radiation for producing of micro-strip delay line 8 and do
Disturb, and then can ensure that the reliability that antenna module works；Each adjacent row is caused by the micro-strip delay line 8 for arranging
Array element 4 has identical phase place under array element distance, so that can detect produced by the antenna module in synchronization
Multiple preset directions wave beam, in fig 2, generate the wave beam of at least three different directions, and then improve the antenna
The convenient and reliable property that component is used.
Embodiment five
On the basis of above-described embodiment, understand with continued reference to accompanying drawing 1-2, in order to realize the sending signal of the antenna module
With receive semiotic function, via 6 will be provided with circuit substrate, antenna module is fed by via 6, via 6 be arranged at electricity
The radio circuit of base board opposite side is connected.
Generally, radio circuit is arranged at the top layer of circuit substrate, therefore, via 6 is set to by microstrip line
It is connected with radio circuit；Wherein, radio circuit is used to receive the signal received by the antenna module, it is possible to the signal
It is analyzed process；Additionally, radio circuit can be also used for controlling the outside transmission signal of antenna module, and then realize antenna
Receive signal and transmission signal function.
The present embodiment for via 6 concrete shape and position do not limit, those skilled in the art can be according to concrete
Design requirement be configured, for example, via 6 can be provided in round, and by via 6 be arranged at antenna module side or
Person's antenna module middle part etc., more preferably, via 6 is arranged between multiple array units 4, the connection of such edge circuit
With the layout of components and parts, and then antenna module simple structure is ensure that, easily realized.
Embodiment six
On the basis of above-described embodiment, understand that the present embodiment is for the ripple of multiple preset directions with continued reference to accompanying drawing 1-2
Beam number is not limited, and those skilled in the art can be configured according to specific design requirement, more preferably, by wave beam
It is set to include：First wave beam, the second wave beam and the 3rd wave beam；In the same plane, the first wave beam and the second Wave beam forming
One default angle, the 3rd wave beam and the second Wave beam forming second preset angle.
Wherein, the first default angle and the second default angle pre-set, and those skilled in the art can be according to tool
The design requirement of body is configured, and for example, the first default angle can be set to into 30 °, 45 °, 60 ° or 90 ° etc., in the same manner
, the second default angle can be set to 30 °, 45 °, 60 ° or 90 ° etc., more preferably, by the first default angle and
Second default angle is disposed as 45 °, and the 3rd wave beam is perpendicular with the first wave beam.
By the way that the first default angle and the second default angle are disposed as into 45 degree, and the first wave beam mutually hangs down with the 3rd wave beam
Directly, in the same plane so that the antenna module can realize 0 ° of angle wave beam, -45° angle wave beam and+45° angle wave beam, now, if
When the antenna module is inclined into 45° angle on unmanned vehicle, the antenna being arranged on the unmanned vehicle can be caused
Component is realized inclining 45° angle wave beam, horizontal direction wave beam and vertical direction wave beam, so for unmanned vehicle, passes through
The horizontal direction wave beam can realize that the horizontal direction to unmanned vehicle carries out detection of obstacles, can by vertical direction wave beam
To realize carrying out detection of obstacles to the vertical direction of unmanned vehicle, can realize flying nobody by inclining 45° angle wave beam
Detection of obstacles is carried out on the incline direction of row device, the letter of three different directions can be realized by the antenna module for arranging
Breath detection function, is effectively improved the detection range of the antenna module, further increases the practicality of the antenna module, has
Beneficial to the popularization and application in market.
During concrete application, understand with continued reference to accompanying drawing 1-2, antenna module can be set to cover 24-24.25GHz's
Working frequency range, and antenna module is set to can be while produce the wave beam of three different directions, and above-mentioned beam direction point
Wei 0 °, -45 ° and+45 °.
In order to realize producing the wave beam of above three different directions, circuit substrate is set to into four laminates, length be 84mm,
Width is 50mm, thickness is 32mil；Array unit 4 be micro-strip paster antenna form, submatrix unit 5 sizes be 3.1*4.3mm, submatrix
It is 16.8mm that first spacing A is 7.4mm, column pitch B, and micro-strip delay line 8 ensure that the spacing and phase of the submatrix unit 5 of each array unit 4
Position, impedance converter unit 1,7 is a quarter of working frequency range medium wavelength, and impedance converter unit 1,7 realizes each array element width
Degree distributes and by Antenna Impedance Matching to 50 ohm, and antenna module feeds eventually through via 6, and via 6 is by substrate back
50 ohm microstrips are connected with the radio circuit at the circuit substrate back side, now maximum gain 15dB of antenna module, 3dB wave beam width
14 ° of degree, secondary lobe -15dB, at this point it is possible to effectively ensure that the antenna module can produce 0 °, -45 ° and+45 ° three direction
Wave beam.
By the way that adjacent sub- array element distance A and column pitch B are disposed as to be more than two at the operating frequencies of antenna module
/ mono- wavelength, so as to so that three wave beams of 0 °, -45 ° and+45 ° of antenna module generation, have effectively achieved by a day
Line component can produce the wave beam of three different directions, and ensure that the signal on above three direction is launched and receives strong
Degree, improves the reliability that the antenna module is used, and the simple structure, easily realizes, low cost, and take
Space is less, is effectively improved the market competitiveness of the antenna module, is conducive to the popularization and application in market.
Embodiment seven
A kind of structural representation of unmanned vehicle that Fig. 3 is provided for the utility model embodiment；Refer to the attached drawing 1-3 can
Know, present embodiments provide a kind of unmanned vehicle, including：Body 100 and antenna module, antenna module is installed on body 100
On, antenna module includes：Circuit substrate and the multiple array elements being arranged on circuit substrate, multiple array elements are connected by feeder line；
Wherein, the array element distance between adjacent array element is more than antenna module 1/2nd wavelength at the operating frequencies, so that antenna sets
Part produces the wave beam of multiple preset directions.
The present embodiment is not limited for the concrete shape structure of body 100, and those skilled in the art can be according to concrete
Design requirement be configured, for example, body 100 can be set to include undercarriage, and then antenna module can be installed
On undercarriage.
Additionally, the concrete structure of antenna module, annexation in the present embodiment, realize process and realize effect with it is above-mentioned
The concrete structure of the antenna module in embodiment one, annexation, realize process and realize that effect is identical, specifically refer to
Those set forth is stated, be will not be described here.
The unmanned vehicle that the present embodiment is provided, by the antenna module being arranged on unmanned vehicle, can produce many
The wave beam of individual preset direction, have effectively achieved can produce the wave beam of different directions by an antenna module, simple structure,
Easily realize, low cost, and the space for taking is less, is effectively guaranteed the practicality of the unmanned vehicle, is conducive to city
The popularization of field and application.
Embodiment eight
On the basis of above-described embodiment, understand that the present embodiment is for the array element in antenna module with continued reference to accompanying drawing 1-3
Concrete shape structure do not limit, those skilled in the art can be configured according to specific design requirement, more preferably
, multiple array elements are set to include：Multiple the array unit 4 being connected and the multiple sons being connected being arranged in array unit 4
Array element 5, further, can be set to multiple feeder lines 3 including main feeder 2 and stretched out by main feeder 2 by feeder line；Multiple row
Array element 4 is connected by main feeder 2, and the multiple submatrix units 5 being arranged in each array unit 4 are connected by corresponding feeder line 3, battle array
First spacing includes：5 spacing of submatrix unit between column pitch and adjacent submatrix unit 5 between each array unit 4.
Array unit 4, the concrete connected mode of submatrix unit 5 in the present embodiment, realize process and realize effect with above-mentioned enforcement
The concrete connected mode of array unit 4, submatrix unit 5 in example two, realize process and to realize effect identical, specifically refer to above-mentioned old
Content is stated, be will not be described here.
Embodiment nine
On the basis of above-described embodiment, understand with continued reference to accompanying drawing 1-3, in order to improve antenna module multiple presetting is produced
The work stability and reliability of the wave beam in direction, will be provided with multiple impedance converter units 1,7, impedance converter unit in array unit 4
1st, 7 are used to make the amplitude of multiple array elements to obey Taylor's distribution and the resistance value of antenna module is matched to into preset value.
Specifically, multiple impedance converter units 1,7 can be set to antenna module a quarter at the operating frequencies
Wavelength.
The concrete connected mode of the present embodiment middle impedance converter unit 1,7, realize process and realize effect with above-mentioned enforcement
The concrete connected mode of the impedance converter unit 1,7 in example three, realize process and to realize effect identical, specifically refer to above-mentioned old
Content is stated, be will not be described here.
Embodiment ten
On the basis of above-described embodiment, understand with continued reference to accompanying drawing 1-3, when being operated using the antenna module,
In order to can realize can be while receive the wave beam of the multiple preset directions produced by the antenna module, by master in synchronization
Multiple micro-strip delay lines 8 are provided with feeder line 2, multiple array elements are made in battle array by micro-strip delay line 8 between two neighboring array unit 4
There is identical phase place under first spacing.
The concrete connected mode of micro-strip delay line 8 in the present embodiment, realize process and realize effect and above-described embodiment four
In micro-strip delay line 8 concrete connected mode, realize process and to realize effect identical, specifically refer to above statement content,
Will not be described here.
Embodiment 11
On the basis of above-described embodiment, understand with continued reference to accompanying drawing 1-3, in order to realize the sending signal of the antenna module
With receive semiotic function, via 6 will be provided with circuit substrate, antenna module is fed by via 6, via 6 be arranged at electricity
The radio circuit of base board opposite side is connected.
Generally, radio circuit is arranged at the top layer of circuit substrate, therefore, via 6 is set to by microstrip line
It is connected with radio circuit.
The present embodiment for via 6 concrete shape and position do not limit, those skilled in the art can be according to concrete
Design requirement be configured, for example, via 6 can be provided in round, and by via 6 be arranged at antenna module side or
Person's antenna module middle part etc., more preferably, via 6 is arranged between multiple array elements, the connection of such edge circuit and
The layout of components and parts, and then antenna module simple structure is ensure that, easily realize.
Embodiment 12
On the basis of above-described embodiment, understand that the present embodiment is for the ripple of multiple preset directions with continued reference to accompanying drawing 1-3
Beam number is not limited, and those skilled in the art can be configured according to specific design requirement, more preferably, by wave beam
It is set to include：First wave beam, the second wave beam and the 3rd wave beam；In the same plane, the first wave beam and the second Wave beam forming
One default angle, the 3rd wave beam and the second Wave beam forming second preset angle.
Further, the first default angle and the second default angle can be disposed as 45 °, the 3rd wave beam and first wave
Beam is perpendicular.
First wave beam, the setting relation of the second wave beam and the 3rd wave beam in the present embodiment, realize process and realize effect with
The first wave beam, the setting relation of the second wave beam and the 3rd wave beam in above-described embodiment six, realize process and to realize effect identical,
Above statement content is specifically referred to, be will not be described here.
Finally it should be noted that：Various embodiments above is only illustrating the technical solution of the utility model, rather than it is limited
System；Although being described in detail to the utility model with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It still can modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent；And these are changed or are replaced, the essence for not making appropriate technical solution departs from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (18)
1. a kind of antenna module of unmanned vehicle, it is characterised in that include：Circuit substrate and it is arranged on the circuit substrate
Multiple array elements, multiple array elements are connected by feeder line；Wherein, the array element distance between the adjacent array element is more than described
Antenna module 1/2nd wavelength at the operating frequencies, so that the antenna module produces the wave beam of multiple preset directions.
2. antenna module according to claim 1, it is characterised in that the plurality of array element includes：Multiple row being connected
Array element includes main feeder and by the main feeder with the multiple submatrix units being connected being arranged in the array unit, the feeder line
The multiple feeder lines for stretching out, multiple array units are connected by main feeder, are arranged at multiple in each described array unit
The submatrix unit is connected by corresponding feeder line, and the array element distance includes：Column pitch and adjacent son between each array unit
Sub- array element distance between array element.
3. antenna module according to claim 2, it is characterised in that multiple impedances conversion are provided with the array unit single
Unit, the impedance converter unit is used to realize that the amplitude of multiple array elements to obey Taylor's distribution and by the electricity of the antenna module
Resistance is matched to preset value.
4. antenna module according to claim 3, it is characterised in that multiple impedance converter units are the antenna sets
Part quarter-wave at the operating frequencies.
5. antenna module according to claim 2, it is characterised in that multiple micro-strips are provided with the main feeder and are postponed
Line, makes multiple array elements have under the array element distance identical between multiple array units by the micro-strip delay line
Phase place.
6. antenna module according to claim 1, it is characterised in that via, the day are provided with the circuit substrate
Line component is fed by the via, and the via is connected with the radio circuit for being arranged at the circuit substrate opposite side.
7. antenna module according to claim 6, it is characterised in that the via is by microstrip line and the radio circuit
It is connected.
8. the antenna module according to any one in claim 1-7, it is characterised in that the wave beam includes：First wave
Beam, the second wave beam and the 3rd wave beam；In the same plane, first wave beam and the default folder of second Wave beam forming first
Angle, the 3rd wave beam presets angle with second Wave beam forming second.
9. antenna module according to claim 8, it is characterised in that the described first default angle and the second default folder
Angle is 45 °, and the 3rd wave beam is perpendicular with first wave beam.
10. a kind of unmanned vehicle, it is characterised in that include：Body and antenna module, the antenna module is installed on the machine
On body, the antenna module includes：Circuit substrate and the multiple array elements being arranged on the circuit substrate, multiple array elements are led to
Cross feeder line to be connected；Wherein, the array element distance between the adjacent array element is more than two at the operating frequencies of the antenna module
/ mono- wavelength, so that the antenna module produces the wave beam of multiple preset directions.
11. unmanned vehicles according to claim 10, it is characterised in that the plurality of array element includes：It is multiple to be connected
Array unit and multiple submatrixs units being connected for being arranged in array unit, the feeder line is including main feeder and by the master
The multiple feeder lines that feeder line stretches out, multiple array units are connected by main feeder, in being arranged at each described array unit
Multiple submatrix units are connected by corresponding feeder line, and the array element distance includes：Column pitch and phase between each array unit
Sub- array element distance between adjacent submatrix unit.
12. unmanned vehicles according to claim 11, it is characterised in that be provided with multiple impedances in the array unit and become
Change unit, the impedance converter unit is used to realizing that the amplitude of multiple array elements to obey Taylor's distribution and by the antenna module
Resistance value be matched to preset value.
13. unmanned vehicles according to claim 12, it is characterised in that multiple impedance converter units are the day
Line component quarter-wave at the operating frequencies.
14. unmanned vehicles according to claim 11, it is characterised in that multiple micro-strips are provided with the main feeder and are prolonged
Late line, makes multiple array elements have phase under the array element distance between multiple array units by the micro-strip delay line
Same phase place.
15. unmanned vehicles according to claim 10, it is characterised in that via, institute are provided with the circuit substrate
State antenna module to feed by the via, the via is connected with the radio circuit for being arranged at the circuit substrate opposite side
Connect.
16. unmanned vehicles according to claim 15, it is characterised in that the via is by microstrip line and the radio frequency
Circuit is connected.
17. unmanned vehicles according to any one in claim 10-16, it is characterised in that the wave beam includes：The
One wave beam, the second wave beam and the 3rd wave beam；In the same plane, first wave beam is default with second Wave beam forming first
Angle, the 3rd wave beam presets angle with second Wave beam forming second.
18. unmanned vehicles according to claim 17, it is characterised in that the described first default angle and described second pre-
If angle is 45 °, the 3rd wave beam is perpendicular with first wave beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621266918.1U CN206180095U (en) | 2016-11-24 | 2016-11-24 | Antenna module and unmanned vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621266918.1U CN206180095U (en) | 2016-11-24 | 2016-11-24 | Antenna module and unmanned vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206180095U true CN206180095U (en) | 2017-05-17 |
Family
ID=58685996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621266918.1U Expired - Fee Related CN206180095U (en) | 2016-11-24 | 2016-11-24 | Antenna module and unmanned vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206180095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018094660A1 (en) * | 2016-11-24 | 2018-05-31 | 深圳市大疆创新科技有限公司 | Antenna assembly and unmanned aerial vehicle |
-
2016
- 2016-11-24 CN CN201621266918.1U patent/CN206180095U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018094660A1 (en) * | 2016-11-24 | 2018-05-31 | 深圳市大疆创新科技有限公司 | Antenna assembly and unmanned aerial vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107112623A (en) | Antenna module and unmanned vehicle | |
| JP6778283B2 (en) | Antenna and radar system including polarization rotating layer | |
| KR102227590B1 (en) | Metamaterial-based object-detection system | |
| US10082570B1 (en) | Integrated MIMO and SAR radar antenna architecture for self driving cars | |
| KR101832976B1 (en) | A beamforming network for feeding short wall slotted waveguide arrays | |
| CN103415939B (en) | Aerial array for ULTRA-WIDEBAND RADAR application | |
| KR101975332B1 (en) | Folded radiation slots for short wall waveguide radiation | |
| CN107085203A (en) | The phase alignment equipment of multiple transmitting antennas | |
| CN101019274A (en) | Antenna structure for in series-powered planar antenna elements | |
| US11515611B2 (en) | Transition in a multi-layer substrate between a substrate integrated waveguide portion and a coplanar waveguide portion | |
| CN107453043A (en) | A kind of automobile side back radars aerial array and antenna plane | |
| US11450953B2 (en) | Meta-structure antenna array | |
| US11152701B2 (en) | Phase compensated multi-layer, multi-steering antenna array for millimeter wave applications | |
| US20210210858A1 (en) | Method and apparatus for an active radiating and feed structure | |
| CN106953157B (en) | Antenna device for radar sensor | |
| US20190356060A1 (en) | Method and apparatus for an orthogonal antenna array system | |
| CN110224224A (en) | A kind of broad beam 77GHz millimeter wave vehicle radar antenna | |
| JP2019174246A (en) | Radar device | |
| JP2006516370A (en) | Apparatus and method for emitting and / or receiving electromagnetic radiation | |
| CN112103645A (en) | High-gain automobile millimeter wave radar array antenna | |
| CN207852911U (en) | A kind of stripline antenna battle array based on continuous wave phased array | |
| CN206180095U (en) | Antenna module and unmanned vehicles | |
| CN206180126U (en) | Antenna module and unmanned vehicles | |
| CN112103667A (en) | Array antenna for automobile radar sensor | |
| US20190393616A1 (en) | Multi-layer, multi-steering antenna array for millimeter wave applications |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 |