CN104659463A - Microstripline-fed slot array antenna and manufacturing method thereof - Google Patents
Microstripline-fed slot array antenna and manufacturing method thereof Download PDFInfo
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- CN104659463A CN104659463A CN201410503977.5A CN201410503977A CN104659463A CN 104659463 A CN104659463 A CN 104659463A CN 201410503977 A CN201410503977 A CN 201410503977A CN 104659463 A CN104659463 A CN 104659463A
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- transmission lines
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/10—Resonant slot antennas
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
- H01Q1/46—Electric supply lines or communication lines
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
- H01Q21/064—Two dimensional planar arrays using horn or slot aerials
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- Variable-Direction Aerials And Aerial Arrays (AREA)
- Waveguide Aerials (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
The invention discloses a microstripline-fed slot array antenna and a manufacturing method thereof. The microstripline-fed slot array antenna comprises a film type dielectric provided with a plurality of transfer circuits used for transmitting energy applied by an RF module; a lower portion formed on the lower part of the film type dielectric, and allowing the transfer circuits to be electrically isolated; an upper end portion formed on the upper part of the film type dielectric, and cooperating with the lower end portion to allow the transfer circuits to be electrically isolated; and a radiation part respectively corresponding with the transfer circuits to be formed on the upper end port, and radiating the energy applied through the transfer circuits to the outside.
Description
Technical field
The present invention relates to strip line feed gaps array antenna and manufacture method thereof, particularly relate to the strip line feed gaps array antenna and manufacture method thereof that are applicable to Radar for vehicle.
Background technology
Radar transmits electric wave to be received the reflected wave reflexing to target by Received signal strength, and detect and follow the trail of the transducer of the distance between target vehicle, speed, angle, traditionally only for military aspect, but its scope of application expands vehicle to recently.
Utilize expanded range along with radar, also utilize condition and developed in large quantities according to different for the antenna design techniques transmitting electric wave.
Fig. 1 presents the coaxial gap antenna of the example as traditional antenna.
Traditional coaxial gap antenna of Fig. 1 is disclosed in No. 5546096th, U.S. Register patent (Traveling-wave feeder type coaxial slot antenna, 1996.08.13 register) antenna, be made up of center conductor 1b, exterior angle conductor 1a and slit 2a, 2b.Center conductor 1b and slit 2a, 2b pass on the energy according to mutual electromagnetic combination, have the characteristic of radiating electric wave from slit 2a, 2b.The coaxial gap antenna of Fig. 1 only need present slit 2a, 2b on the exterior angle conductor 1a of existing coaxial cable, so make than being easier to.Further, advantage is, slit 2a, 2b can be made to tilt with special angle, thus the partial wave of the electric wave of adjustment radiation.This traditional coaxial gap antenna easily presents under relatively low frequency (below GHz frequency band).But Radar for vehicle electric wave mainly utilizes the frequency of the millimeter wave frequency band of 77GHz.Coaxial gap antenna is high because of frequency, presents the millimeter wave frequency band that wavelength is short is more difficult.Further, the coaxial cable price used in millimeter wave frequency band is quite expensive, can improve manufacture unit price.And, when the multiple slit of array forms array antenna, in order to reduce the sidelobe level grade of the radial pattern of array, the amount of radiating in each slit be adjusted.But the shortcoming of coaxial gap antenna is, be difficult to the energy radiated in each slit of adjustment comparatively speaking.
Fig. 2 presents the array antenna of another example as traditional antenna.
The array antenna 100 of Fig. 2 is disclosed in No. 8253636th, U.S. Register patent (Improvements relating to antenna arrays, 2012.08.28 register) antenna, be made up of upper conductor 104, bottom conductor 120, conducting wall 120,118 and feed line 122.Feed-through 122 is isolated with upper conductor 104 and bottom conductor 114, is connected with wall 120,118.The energy from feed-through 122, by electromagnetic combination feed to the radiation slit 102a ~ 102p being formed in upper conductor 104.Combine according to array characteristics from the electric wave of radiation slit 102a ~ 102p radiation and present specific radial pattern.The array antenna 100 of Fig. 2 is the array antenna of the high frequency bands such as applicable millimeter frequency band.But slit 102a ~ 102p and feed line vertically array in the array antenna of Fig. 2 100.Radar for vehicle General Requirements tilts the partial wave of 45 degree, but the array antenna 100 of Fig. 2 is not 45 degree and have the partial wave with feed line equidirectional, is not suitable for Radar for vehicle.
Summary of the invention
(technical problem that will solve)
The object of the present invention is to provide the strip line feed gaps array antenna of a kind of applicable vehicle front radar.
Another object of the present invention is to, the manufacture method of the strip line feed gaps array antenna can reaching described object is provided.
(means of dealing with problems)
For reaching the strip line feed gaps array antenna according to an example of the present invention of described object, comprising: current feed department, comprising film-type dielectric, this film-type dielectric forms multiple transmission lines, for passing on the energy applied from RF module; Bottom, is formed at the bottom of described film-type dielectric, makes described multiple transmission lines electrical resistance ground mutually isolated; Upper end, is formed at the top of described film-type dielectric, makes described multiple transmission lines electrical resistance ground mutually isolated together with described bottom; And radioactive department, respectively corresponding described multiple transmission lines and be formed at described upper end, the energy applied by described multiple transmission lines is emitted to outside as electric wave.
Described bottom comprises: lower metal plate, is formed at the bottom of described film-type dielectric isolator and receives earthing power supply; And multiple lower metal wall, and arrange between the bottom surfaces of described film-type dielectric and described lower metal plate, make described multiple transmission lines electrical resistance ground mutually isolated. mutually isolatedly
Described upper end comprises: upper metal plate, is formed at the top of described film-type dielectric isolator; Multiple upper metal wall, and arrange between the upper side of described film-type dielectric and described upper metal plate, make described multiple transmission lines electrical resistance ground mutually isolated; mutually isolatedly And lid metallic plate, be arranged on the upper side of described upper metal plate.
Described radioactive department comprises: multiple slit, is formed at the position of corresponding described multiple transmission lines on described upper metal plate, radiates described electric wave; And multiple slot upper, be formed at described lid metallic plate, assemble the electric wave of slit radiation corresponding in described multiple slit.
Described multiple slit, respectively according to the exit dose of the electric wave that will radiate, to adjust in described multiple transmission lines at least one in the amplitude of isolation distance between the central authorities of corresponding transmission lines and the central authorities of described slit or described slit.
Described multiple slit respectively with corresponding described transmission lines inclination miter angle.
Described multiple transmission lines comprises impedance transformer, in order to change the impedance of described strip line feed gaps array antenna, changes the pattern of described multiple transmission lines.
For reaching the manufacture method of the strip line feed gaps array antenna according to an example of the present invention of another object described, comprising: the step forming the lower metal plate receiving earthed voltage; Form the step of multiple lower metal wall, multiple lower metal wall is arranged at the upper side of described lower metal plate mutually isolatedly; Film-type dielectric is arranged on the step of the upper side of described lower metal wall, film-type dielectric forms multiple transmission lines, multiple transmission lines be arranged at respectively mutually isolated and arrange described lower metal wall between top; The step of multiple upper metal wall is formed, the setting position of the corresponding described lower metal wall of multiple upper metal wall in the upper side of described film-type dielectric; The step of the upper metal plate forming multiple slit is set, be arranged at the upper side of described upper metal wall, multiple slit is formed at the position of corresponding described multiple transmission lines, and the energy of transmission lines supply corresponding in described multiple transmission lines is discharged into outside as electric wave; And the step of the lid metallic plate forming multiple slot upper is set, multiple slot upper has the form corresponding respectively with described multiple slit and direction.
The described lower metal plate of described strip line feed gaps array antenna, described upper metal plate, described lower metal wall, described upper metal wall, described lid metallic plate, described multiple slit and described multiple slot upper are formed by Sheet Metal Forming Technology.
(effect of invention)
Therefore, strip line feed gaps array antenna of the present invention and manufacture method thereof can utilize Sheet Metal Forming Technology to process and in conjunction with metallic plate and metallic walls, therefore technique is simple, the gain of antenna can be improved, can minimize in millimeter wave frequency band because of loss that transmission lines and dielectric cause, adjustment transmission lines center and the isolation distance of slot centers or the amplitude of slit and adjust the exit dose of each slit, easily reduce sidelobe level in the characteristic of radial pattern.Further, slit is arranged to inclination miter angle, thus guarantees the partial wave characteristic of applicable radar antenna.Therefore, it is possible to provide the antenna of the vehicle front radar being suitable for the millimeter wave frequency band using 77GHz band.
Accompanying drawing explanation
Fig. 1 presents the coaxial gap antenna of the example as traditional antenna.
Fig. 2 presents the array antenna of another example as traditional antenna.
Fig. 3 presents the strip line feed gaps array antenna according to one embodiment of the invention.
Fig. 4 to Fig. 8 presents the structure of each level of the unit emissive element of Fig. 3.
Fig. 9 is the stacked figure hinting obliquely at each level of illustrated unit emissive element in Fig. 4 to Fig. 8.
Figure 10 presents the thickness by adjusting transmission lines and adjusts an example of the impedance of antenna.
Figure 11 presents the change of the setting position of transmission lines and slit.
Figure 12 presents the change according to the transmission lines of Figure 11 and the setting position of slit and simulates the chart of the change of electric wave exit dose.
Figure 12 and Figure 13 presents the result of the electric wave radial pattern of mock up flat emissive element in strip line feed gaps array antenna of the present invention.
Embodiment
For the object fully understanding advantage in the present invention and running of the present invention and reach according to enforcement of the present invention, need with reference to illustrating the content recorded in the accompanying drawing of the preferred embodiments of the present invention and accompanying drawing.
Below, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.But the present invention can be rendered as multiple different form, be not limited to the embodiment illustrated.Further, in order to clearly state the present invention, omit and irrelevant part is described, reference marks identical in accompanying drawing represents identical parts.
In whole specification, except having particular provisions, certain part " comprising " a certain inscape does not refer to gets rid of other inscapes, and refers to and also can comprise other inscapes.Further, record in specification " ... portion ", " ... device ", " module ", terms such as " blocks " refers to the unit of at least one function of process or running, can be rendered as the combination of hardware or software or hardware and software.
Fig. 3 presents the strip line feed gaps array antenna according to one embodiment of the invention.
As described in, because array antenna determines radial pattern according to the array characteristics of slit, the electric wave of radar can be focused on required direction and mutually exchange.For minimizing the interference of the radar that opposite is come, for the partial wave preferably partial wave of 45 degree of the array antenna of vehicle radar.Further, the 77GHz frequency band for Radar for vehicle is equivalent to a millimeter frequency band, because of high-frequency and short wavelength, compares low-frequency band, needs low-loss in presenting of transmission lines and meets the high-gain that radar requires item.To this, the present invention as illustrated in fig. 3, utilizes the transmission lines of strip lines configuration, the multiple 45 degree of gaps tilted with preset length and interval and position of the upper end array of transmission lines, the upper end of slit is provided with other slits, provides the strip line feed gaps array antenna 500 of applicable Radar for vehicle.
Strip line feed gaps array antenna 500 illustrated in Fig. 3 possesses multiple array antenna 510,520,530.Each array antenna is adjacent and arrange abreast to identical direction (being y direction in Fig. 3).In order to describe the detailed construction of the strip line feed gaps array antenna 500 of the present invention that multiple array antenna 510,520,530 is disposed adjacent in detail, unit emissive element 100 is set in the present invention, and by following Fig. 4 to Fig. 8, the structure of unit emissive element 100 is described.
Fig. 4 to Fig. 8 presents the structure of each level of the unit emissive element of Fig. 3.
First, with reference to Fig. 4, in strip line feed gaps array antenna 500 of the present invention, the bottom of unit emissive element 100 forms lower metal plate 110, in the upper side of lower metal plate 110 with predetermined interval mutually isolated multiple lower metal wall 120a ~ 120d is set.Here, lower metal plate 110 is the lower ground faces supplying earthing power supply to strip line feed gaps array antenna 500.Multiple lower metal wall 120a ~ 120d except have distinguish multiple array antenna 510 ~ 530 effect except, the interval between lower metal plate 110 and the inscape being located thereon portion can also be guaranteed.Further, multiple lower metal wall 120a ~ 120d guarantees the electrical resistance isolation between the inscape (such as, the multiple transmission lines 210a ~ 210c of Fig. 5) in the portion that is located thereon.
Afterwards, as illustrated in fig. 5, the top of multiple lower metal wall 120a ~ 120d is provided with film-type dielectric 200, and film-type dielectric 200 forms multiple transmission lines 210a ~ 210c.Multiple transmission lines 210a ~ 210c is corresponding multiple array antenna 510 ~ 530 respectively, for passing on the energy from the RF module transmitting electric wave to multiple slit 310a ~ 310c of actual radiation electric wave.The film-type dielectric 200 forming multiple transmission lines 210a ~ 210c forms the current feed department of strip line feed gaps array antenna 500.
After forming multiple transmission lines 210a ~ 210c, as illustrated in FIG. 6, the upper side of film-type dielectric 200, the position of corresponding multiple lower metal wall 120a ~ 120d form multiple upper metal wall 130a ~ 130d.Multiple upper metal wall 130a ~ 130d has the effect similar with multiple lower metal wall 120a ~ 120d, namely multiple array antenna 510 ~ 530 is distinguished, in addition, the interval between film-type dielectric 200 and the inscape being located thereon portion can also be guaranteed, guarantee on film-type dielectric 200 formed multiple transmission lines 210a ~ 210c between electrical resistance isolation.Namely, multiple lower metal wall 120a ~ 120d and multiple upper metal wall 130a ~ 130d guarantees electrical resistance isolation between multiple transmission lines 210a ~ 210c and distinguishes multiple array antenna 510 ~ 530, is not subject to the impact of the works of top or bottom to make transmission lines 210a ~ 210c and plays the effect of the support bar guaranteeing space.
And multiple upper metal wall 130a ~ 130d upper end is provided with upper metal plate 300 in Fig. 7.Lower metal plate 110, multiple lower metal wall 120a ~ 120d and multiple upper metal wall 130a ~ 130d and upper metal plate 300 form the strip lines configuration being used for multiple transmission lines 210a ~ 210c.That is, strip line inside isolates around multiple transmission lines 210a ~ 210c according to multiple lower metal wall 120a ~ 120d and multiple upper metal wall 130a ~ 130d, fills up with air.Like this, after filling up air around multiple transmission lines 210a ~ 210c, that is, after the interior media of strip line becomes air, the loss of dielectric is few, can be applicable to millimeter wave frequency band.Further, compare waveguide, easily make, the thickness of transmission lines can be adjusted, easily can adjust the impedance of antenna.
In addition, on upper metal plate 300, with the number of the multiple array antenna 510,520,530 of correspondence, form multiple slit 310a ~ 310c.Multiple slit 310a ~ 310c as illustrated in figure 7, has default specific length and amplitude, is formed with the travel direction inclination miter angle of corresponding transmission lines 210a ~ 210c.In order to minimize and opposite and interference between the radar that comes, the partial wave of the array antenna preferably partial wave of 45 degree in described Radar for vehicle.Multiple slit 310a ~ 310c emits to outside the part energy transmitted to transmission lines.At this moment, the position that formed according to corresponding transmission lines 210a ~ 210c of multiple slit 310a ~ 310c or amplitude and adjust the electric wave exit dose in each gap.
The upper end of Fig. 8 middle and upper part metallic plate 300 forms lid metallic plate 400.Lid metallic plate 400 is formed multiple slot upper 410 with preset length and amplitude.The slit that multiple slot upper 410a ~ 410c is corresponding in corresponding multiple slit 310a ~ 310c is respectively formed at the position of upper metal plate 300.Further, the corresponding direction forming multiple slit 310a ~ 310c, is formed with the travel direction inclination miter angle of transmission lines 210a ~ 210c.Multiple slot upper 410a ~ 410c forms cavity (Cavity) together with upper metal plate 300, assembles the electric wave of slit radiation corresponding from multiple slit 310a ~ 310c, improves the gain of integral array antenna.
Form multiple upper metal wall 130a ~ 130d of increase, upper metal plate 300 and lid metallic plate 400 in Fig. 6 and Fig. 8, the multiple slit 310a ~ 310c and the multiple slot upper 410a ~ 410c that are formed at upper metal plate 300 and lid metallic plate 400 form radioactive department.
Fig. 4 to Fig. 8 presents the hierarchical structure of unit emissive element 100, and presents the manufacture method of the strip line feed gaps array antenna forming illustrated each inscape in Fig. 4 to Fig. 8 successively.That is, the manufacture method of strip line feed gaps array antenna illustrates inscape by setting gradually Fig. 4 to Fig. 8 and manufactures.
Fig. 9 is the stacked figure hinting obliquely at each level of illustrated unit emissive element in Fig. 4 to Fig. 8.
As illustrated in fig. 9, the interior media of strip line feed gaps array antenna 500 of the present invention strip line in each unit emissive element 100 is air, and transmission lines 210a ~ 210c and multiple slit 310a ~ 310c is overlapping in subregion.And, as described in, the corresponding described multiple slit 310a ~ 310c in multiple slot upper 410a ~ 410.
Figure 10 presents the thickness by adjusting transmission lines and adjusts an example of the impedance of antenna.
As above-mentioned, impedance can be adjusted by the thickness of the transmission lines 210a ~ 210c of adjustment strip line feed gaps array antenna 500.This thickness according to transmission lines 210a ~ 210c and the reformed characteristic of impedance is utilized, the mode shape of display transmission lines 210a ~ 210c and present an example of impedance transformer 211 in Fig. 9.In Fig. 9, illustrated impedance transformer 211 is as 1/4 wavelength impedance transformers, for integrating the impedance between multiple transmission lines 210a ~ 210c with this multiple slit 310a ~ 310c corresponding.
Figure 11 presents the change of the setting position of transmission lines and slit, and Figure 12 presents the change according to the transmission lines of Figure 11 and the setting position of slit and simulates the chart of electric wave exit dose change.
Illustrated in Figure 11 (a) and 11 (b), strip line feed gaps array antenna of the present invention can by changing the position to multiple slit 310a ~ 310c of multiple transmission lines 210a ~ 210c.If change the position of multiple slit 310a ~ 310c, the electric wave exit dose radiated respectively from multiple units emissive element 100 can be changed.The exit dose of the electric wave that multiple units emissive element 100 is radiated respectively is as Figure 11 (a), when the center of slit is arranged on the center of corresponding transmission lines, maximum exit dose can be discharged, as 11 (b), the center of slit is away from the center of the transmission lines of correspondence, as illustrated in figure 12, exit dose can reduce gradually.
Figure 13 presents the result of the electric wave radial pattern of mock up flat emissive element in strip line feed gaps array antenna of the present invention.
Figure 13 presents the result of the electric wave radial pattern by 2D mock up flat emissive element.As illustrated in figure 13, strip line feed gaps array antenna of the present invention presents the partial wave characteristic of applicable Radar for vehicle, can present high-gain.Further, easily exit dose is adjusted, also energy minimization loss in millimeter wave.
Further, Sheet Metal Forming Technology can be utilized to process lower metal plate, upper metal plate, lower metal wall, upper metal wall, lid metallic plate, multiple slit and multiple slot upper and combine, and therefore technique is simple, and producing cost is cheap.
Method according to the present invention presents with the code of computer-readable by the recording medium of computer-readable.The recording medium of computer-readable refers to the recording medium of all kinds storing computer system readable data, such as, ROM (Read Only Memory), RAM (Random Access Memory), read-only optical disc (CD-ROM), tape, floppy disk, optical data storage facilities etc.Further, also present with carrier wave (such as by the Internet transmission) form.Further, the recording medium of computer-readable is dispersed in the computer system connected by Computer Communication Network, and code readable is with a scattered manner preserved and performed.Above with reference to the accompanying drawings of embodiments of the invention, but this is exemplary, and the people that the technical field of the invention has general knowledge can understand other embodiments can carrying out various deformation and equalization thus.
Therefore, real technical protection scope of the present invention should define according to the technological thought of right.
Claims (10)
1. a strip line feed gaps array antenna for array multiple units emissive element, comprising:
Current feed department, comprises film-type dielectric, and this film-type dielectric forms multiple transmission lines, for passing on the energy applied from RF module;
Bottom, is formed at the bottom of described film-type dielectric, makes described multiple transmission lines electrical resistance ground mutually isolated;
Upper end, is formed at the top of described film-type dielectric, makes described multiple transmission lines electrical resistance ground mutually isolated together with described bottom; And
Radioactive department, respectively corresponding described multiple transmission lines and be formed at described upper end, emit to outside using the energy applied by described multiple transmission lines as electric wave.
2., according to described strip line feed gaps array antenna according to claim 1, it is characterized in that,
Described bottom, comprising:
Lower metal plate, is formed at the bottom of described film-type dielectric isolator and receives earthing power supply; And
Multiple lower metal wall, and arrange between the bottom surfaces of described film-type dielectric and described lower metal plate, make described multiple transmission lines electrical resistance ground mutually isolated. mutually isolatedly
3., according to described strip line feed gaps array antenna according to claim 2, it is characterized in that,
Described upper end, comprising:
Upper metal plate, is formed at the top of described film-type dielectric isolator;
Multiple upper metal wall, and arrange between the upper side of described film-type dielectric and described upper metal plate, make described multiple transmission lines electrical resistance ground mutually isolated; mutually isolatedly And
Lid metallic plate, is arranged on the upper side of described upper metal plate.
4., according to described strip line feed gaps array antenna according to claim 3, it is characterized in that,
Described radioactive department, comprising:
Multiple slit, is formed at the position of corresponding described multiple transmission lines on described upper metal plate, radiates described electric wave; And
Multiple slot upper, is formed at the position of corresponding multiple slit on described lid metallic plate, assembles the electric wave of slit radiation corresponding in described multiple slit.
5., according to described strip line feed gaps array antenna according to claim 4, it is characterized in that,
Described multiple slit, according to the exit dose of the electric wave that will radiate, to adjust in described multiple transmission lines at least one in the amplitude of isolation distance between the central authorities of corresponding transmission lines and the central authorities of described slit or described slit.
6., according to described strip line feed gaps array antenna according to claim 4, it is characterized in that,
Described multiple slit is formed with corresponding described transmission lines inclination miter angle respectively.
7., according to described strip line feed gaps array antenna according to claim 4, it is characterized in that,
Described multiple transmission lines, comprising:
Impedance transformer, in order to change the impedance of described strip line feed gaps array antenna, changes the pattern of described multiple transmission lines.
8. a manufacture method for strip line feed gaps array antenna, comprising:
Form the step of the lower metal plate receiving earthed voltage;
Form the step of multiple lower metal wall, multiple lower metal wall is arranged at the upper side of described lower metal plate mutually isolatedly;
Film-type dielectric is arranged on the step of the upper side of described lower metal wall, film-type dielectric forms multiple transmission lines, multiple transmission lines be arranged at respectively mutually isolated and arrange described lower metal wall between top;
The step of multiple upper metal wall is formed, the setting position of the corresponding described lower metal wall of multiple upper metal wall in the upper side of described film-type dielectric;
Arrange and form the step of multiple slit at upper metal plate, be arranged at the upper side of described upper metal wall, multiple slit is formed at the position of corresponding described multiple transmission lines, and the energy of transmission lines supply corresponding in described multiple transmission lines is discharged into outside as electric wave; And
Arrange the step of the lid metallic plate forming multiple slot upper, multiple slot upper has the form corresponding respectively with described multiple slit and direction.
9. the manufacture method of strip line feed gaps array antenna according to claim 8, is characterized in that,
Described multiple slit is formed with corresponding described transmission lines inclination miter angle respectively.
10. the manufacture method of strip line feed gaps array antenna according to claim 9, is characterized in that,
The described lower metal plate of described strip line feed gaps array antenna, described upper metal plate, described lower metal wall, described upper metal wall, described lid metallic plate, described multiple slit and described multiple slot upper are formed by Sheet Metal Forming Technology.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020130142930A KR102033311B1 (en) | 2013-11-22 | 2013-11-22 | Microstripline-fed slot array antenna and manufacturing method thereof |
| KR10-2013-0142930 | 2013-11-22 |
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| CN104659463A true CN104659463A (en) | 2015-05-27 |
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| CN201410503977.5A Pending CN104659463A (en) | 2013-11-22 | 2014-09-26 | Microstripline-fed slot array antenna and manufacturing method thereof |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6977621B2 (en) * | 2004-01-07 | 2005-12-20 | Motia, Inc. | Vehicle mounted satellite antenna system with inverted L-shaped waveguide |
| CN2809918Y (en) * | 2005-06-23 | 2006-08-23 | 北京海域天华通讯设备有限公司 | Planar array antenna for high-gain waveguide horn |
| CN101232126A (en) * | 2008-02-27 | 2008-07-30 | 东南大学 | Base-plate integration waveguide harmonic oscillation type gap array circular-polarization antenna |
| CN201156581Y (en) * | 2008-02-27 | 2008-11-26 | 东南大学 | Oblique slot array 45 DEG linear polarization antenna with substrate integrated waveguide |
| CN101542837A (en) * | 2006-12-01 | 2009-09-23 | 三菱电机株式会社 | Coaxial line slot array antenna and method for manufacturing the same |
| CN101965664A (en) * | 2008-02-28 | 2011-02-02 | 三菱电机株式会社 | Waveguide slot array antenna apparatus |
| CN102931497A (en) * | 2011-08-02 | 2013-02-13 | 株式会社本田艾莱希斯 | Antenna device |
| CN103187631A (en) * | 2011-12-28 | 2013-07-03 | 东光株式会社 | Waveguide slot antenna |
| CN103346405A (en) * | 2013-06-20 | 2013-10-09 | 北京遥测技术研究所 | Cross-shaped slot antenna |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE9603565D0 (en) * | 1996-05-13 | 1996-09-30 | Allgon Ab | Flat antenna |
-
2013
- 2013-11-22 KR KR1020130142930A patent/KR102033311B1/en active IP Right Grant
-
2014
- 2014-09-26 CN CN201410503977.5A patent/CN104659463A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6977621B2 (en) * | 2004-01-07 | 2005-12-20 | Motia, Inc. | Vehicle mounted satellite antenna system with inverted L-shaped waveguide |
| CN2809918Y (en) * | 2005-06-23 | 2006-08-23 | 北京海域天华通讯设备有限公司 | Planar array antenna for high-gain waveguide horn |
| CN101542837A (en) * | 2006-12-01 | 2009-09-23 | 三菱电机株式会社 | Coaxial line slot array antenna and method for manufacturing the same |
| CN101232126A (en) * | 2008-02-27 | 2008-07-30 | 东南大学 | Base-plate integration waveguide harmonic oscillation type gap array circular-polarization antenna |
| CN201156581Y (en) * | 2008-02-27 | 2008-11-26 | 东南大学 | Oblique slot array 45 DEG linear polarization antenna with substrate integrated waveguide |
| CN101965664A (en) * | 2008-02-28 | 2011-02-02 | 三菱电机株式会社 | Waveguide slot array antenna apparatus |
| CN102931497A (en) * | 2011-08-02 | 2013-02-13 | 株式会社本田艾莱希斯 | Antenna device |
| CN103187631A (en) * | 2011-12-28 | 2013-07-03 | 东光株式会社 | Waveguide slot antenna |
| CN103346405A (en) * | 2013-06-20 | 2013-10-09 | 北京遥测技术研究所 | Cross-shaped slot antenna |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111264002A (en) * | 2017-08-25 | 2020-06-09 | Lg电子株式会社 | Slot antenna and slot array antenna |
| US11870137B2 (en) | 2017-08-25 | 2024-01-09 | Lg Electronics Inc. | Slot antenna and slot antenna array |
| CN108987944A (en) * | 2018-07-24 | 2018-12-11 | 维沃移动通信有限公司 | A kind of terminal device |
| CN108987945A (en) * | 2018-07-24 | 2018-12-11 | 维沃移动通信有限公司 | A kind of terminal device |
| US11527812B2 (en) | 2018-07-24 | 2022-12-13 | Vivo Mobile Communication Co., Ltd. | Terminal device |
| US11962066B2 (en) | 2018-07-24 | 2024-04-16 | Vivo Mobile Communication Co., Ltd. | Terminal device |
| CN112909577A (en) * | 2021-01-15 | 2021-06-04 | 宁波大学 | Wide-band gap waveguide array antenna |
| CN112909577B (en) * | 2021-01-15 | 2022-06-28 | 宁波大学 | Wide-band gap waveguide array antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| KR102033311B1 (en) | 2019-10-17 |
| KR20150059392A (en) | 2015-06-01 |
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