CN103972638A - Dipole antenna structure and antenna device - Google Patents
Dipole antenna structure and antenna device Download PDFInfo
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- CN103972638A CN103972638A CN201310039946.4A CN201310039946A CN103972638A CN 103972638 A CN103972638 A CN 103972638A CN 201310039946 A CN201310039946 A CN 201310039946A CN 103972638 A CN103972638 A CN 103972638A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
- H01Q21/26—Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre
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Abstract
Disclosed are a dipole antenna structure and an antenna device. The dipole antenna structure is arranged on a conductive body, and comprises a reflecting body, a transmission line and an antenna body. The reflecting body is provided with a reflecting surface. The transmission line penetrates the reflecting body and is arranged on the reflecting body. The transmission line comprises a center conductor, an insulator coating the center conductor and an external grounding conductor coating the insulator, two ends of the center conductor are provided with a feed-in end and a first connecting end, and the external grounding conductor is provided with a second connecting end. The antenna body comprises a first radiating unit and a second radiating unit which are connected to the first connecting end of the center conductor and the second connecting end of the external grounding conductor electrically and respectively. The antenna device comprises the reflecting body, the transmission line, the antenna body and an antenna casing.
Description
Technical field
The present invention relates to a kind of antenna structure and antenna assembly, espespecially a kind of dipole antenna configuration of circular polarization and the inner antenna assembly that dipole antenna configuration is installed.
Background technology
Along with the maturation of satellite broadcasting science and technology, traditional broadcast radio station, analog television and multimedia service are applied and are used, and because broadcasting-satellite system has driven the audio-visual crossfire service of high data volume, high-quality, thereby are subject to all circles and pay close attention to.Satellite system is promoted to the multimedia service of movable video-audio gradually from the application of early stage stationary installation, the how signal of complete receiving satellite broadcast, and antenna plays a very important role in the middle of this.
Due to many now application, antenna often needs to build in high conductivity body surface or has the environment of metal, and antenna is vulnerable to the effect of metallic shield and overall radiation characteristic is changed and presents irregular field pattern and change.Broadcasting-satellite system is applied to the comparatively American-European countries of universalness, a satellite need to be contained region with a vast territory conventionally, therefore broadcasting-satellite system can specification reach certain antenna gain value in specific elevation coverage, this restriction has the degree of difficulty in its design for the antenna being positioned on high conductivity object, especially in the low elevation coverage nearer apart from conductive object, if antenna cannot reach the specification of broadcasting-satellite system without particular design yield value can decline rapidly.
For example, but for example, because antenna (microstrip antenna) structure of known use is unsatisfactory, known antenna is arranged on high conductivity object easily affects original antenna radiation characteristics, makes radiation pattern be difficult for reaching equal tropism.Moreover the radiation pattern of known circular polarization dipole antenna, if conventionally cannot not reach the characteristic (the equal tropism's of class radiation pattern) of high-gain broad beam circular polarization field pattern through special design.In addition, the radiation pattern of known four-arm spiral antenna, although possess the characteristic of broad beam circular polarization, this type framework has limitation in height and the few shortcoming of overall structure variability, therefore can lack flexibility in design.Therefore, how by the design of structure, improve antenna and for example can build in the problem of large-scale high-conductivity object top characteristic, become the important topic that this cause personage institute wish solves.
Summary of the invention
The embodiment of the present invention is to provide a kind of dipole antenna configuration and antenna assembly, its can be based on large-scale high conductivity object top design, and can effectively consider the impact of metal pair antenna patterns illustrated characteristic, and by insert the structure of cylindrical metal reflecting surface above high conductivity object, to reach the average gain value that regulates each elevation angle radiation pattern.
A present invention wherein embodiment provides a kind of dipole antenna configuration being arranged on conductivity body, comprises reflection body, transmission line and antenna body.Reflection body has reflecting surface.Transmission line passes and is arranged on reflection body, transmission line comprises center conductor, the coated insulator of center conductor and the outer earthing conductor of coated insulation body, the two ends of center conductor have respectively feed side and the first link, and outer earthing conductor has the second link.Antenna body comprises the first radiating element and the second radiating element, and the first radiating element is electrically connected at the first link of center conductor, the second link that the second radiating element is electrically connected at outer earthing conductor.
Another embodiment of the present invention provides a kind of antenna assembly, comprises reflection body, transmission line, antenna body and antenna housing.Reflection body has reflecting surface.Transmission line passes and is arranged on reflection body, transmission line comprises center conductor, the coated insulator of center conductor and the outer earthing conductor of coated insulation body, the two ends of center conductor have respectively feed side and the first link, and outer earthing conductor has the second link.Antenna body comprises the first radiating element and the second radiating element, and the first radiating element is electrically connected at the first link of center conductor, the second link that the second radiating element is electrically connected at outer earthing conductor.In addition, reflection body, transmission line and antenna body are arranged in antenna housing.
In sum, the dipole antenna configuration that the embodiment of the present invention provides and antenna assembly, it can the design with " the first radiating element is electrically connected at the first link of center conductor and the second radiating element and is electrically connected at the second link of outer earthing conductor " by " reflection body have reflecting surface ", is large-scale high-conductivity object top, improves the average gain value of the low elevation angle of antenna radiation pattern and reduce the cost of manufacturing so that dipole antenna configuration of the present invention and antenna assembly can be arranged.
For enabling further to understand feature of the present invention and technology contents, refer to following about detailed description of the present invention and accompanying drawing, but appended graphic only provide with reference to and explanation use, be not used in addition limitr of the present invention.
Brief description of the drawings
Figure 1A is the wherein schematic perspective view at a visual angle of first embodiment of the invention.
Figure 1B is the enlarged diagram of the A part of Figure 1A.
Fig. 1 C is the schematic perspective view at another visual angle of first embodiment of the invention.
Fig. 1 D is the schematic side view of first embodiment of the invention.
Fig. 2 A is first embodiment of the invention measured reflection loss curve chart under different frequency.
Fig. 2 B is first embodiment of the invention measured antenna axial ratio curve chart under different frequency.
Fig. 2 C is first embodiment of the invention measured radiation pattern curve chart under the different elevations angle.
Fig. 2 D is first embodiment of the invention measured right-handed circular polarization average gain curve chart under the different elevations angle.
Fig. 3 A is the wherein schematic perspective view at a visual angle of second embodiment of the invention.Fig. 3 B is the enlarged diagram of the A part of Fig. 3 A.
Fig. 4 A is the wherein schematic perspective view at a visual angle of third embodiment of the invention.
Fig. 4 B is the schematic perspective view at another visual angle of third embodiment of the invention.
Fig. 5 is the schematic perspective view of fourth embodiment of the invention.
[main element symbol description]
Dipole antenna configuration 1
Reflection body 11
Reflecting surface 110
Transmission line 12
Center conductor 121
Feed side 1210
The first link 1211
Insulator 122
Outer earthing conductor 123
The second link 1231
Antenna body 13
The first radiating element 131
The first L-type Department of Radiation 1311
The first head end 1311a
The first tail end 1311b
The first turning point 1311c
The first radiant section 13111
The second radiant section 13112
The second L-type Department of Radiation 1312
The first head end 1312a
The 3rd radiant section 13123
The 4th radiant section 13124
The first straight type Department of Radiation 1315
The first head end 1315a
The 3rd radiant section 13153
The second radiating element 132
The second L-type Department of Radiation 1322
The second head end 1322a
The second turning point 1322c
The 3rd radiant section 13223
The 4th radiant section 13224
The 5th radiant section 13225
The 3rd L-type Department of Radiation 1323
The second tail end 1323b
The 5th radiant section 13235
The 6th radiant section 13236
The 4th L-type Department of Radiation 1324
The second head end 1324a
The 7th radiant section 13247
The 8th radiant section 13248
The second straight type Department of Radiation 1325
The second head end 1325a
The 6th radiant section 13256
Coupling converting unit 133
Antenna assembly 2
Antenna housing 21
The first predetermined angle theta
1
The second predetermined angle theta
2
Angle θ
3, θ
4
Conductivity body W
Embodiment
(the first embodiment)
First, please refer to Figure 1A to Fig. 1 D.In above-mentioned figure, first embodiment of the invention provides a kind of dipole antenna configuration 1 being arranged on a conductivity body W.In practice, above-mentioned conductivity body W can be the roof of automobile, and using the reference ground plane as antenna, but the present invention is not as limit.
As shown in Figure 1A and Fig. 1 D, dipole antenna configuration 1 comprises: reflection body 11, transmission line 12 and antenna body 13.Reflection body 11 has reflecting surface 110.Furthermore, reflection body 11 can be arranged on the top of conductivity body W, to form the ground plane framework of stepped.For instance, reflection body 11 can adopt columniform symmetrical structure.In other words, because columniform symmetrical structure is plane and uniform, so reflected wave can not make because running into the impact of discontinuity surface radiation pattern produce the variation of scrambling.By this, the present invention can be reflected by adjustment size, height or the shape of body 11, thus the equal tropism who improves radiation pattern, and promote overall average gain.In practice, the shape of above-mentioned reflection body 11 can be cylindrical, and the material of reflection body 11 can be metal material, for example naked copper.It is noted that, the shape of reflection body 11 can change according to the actual requirements, for example, reflect body 11 and can be the symmetric structures such as trapezium structure, double-deck cylindrical structural.
As shown in Figure 1B and Fig. 1 C, transmission line 12 passes and is arranged on this reflection body 11, and furthermore, transmission line 12 is arranged on the central point of reflection body 11.Transmission line 12 comprises center conductor 121, the coated insulator 122 of center conductor 121 and the outer earthing conductor 123 of coated insulation body 122, the two ends of center conductor 121 have respectively feed side 1210 and the first link 1211, and outer earthing conductor 123 has the second link 1231.In practice, above-mentioned transmission line 12 can adopt semi-rigid formula coaxial cable (semi-rigid coaxial cable).
As shown in Figure 1B, antenna body 13 comprises that the first radiating element 131 and the second radiating element 132, the first radiating elements 131 are electrically connected at the second link 1231 that the first link 1211 of center conductor 121, the second radiating element 132 are electrically connected at outer earthing conductor 123.Furthermore, because antenna body 13 is one to have the staggered form dipole antenna configuration of circular polarization characteristics, so the present invention can make to produce the current characteristics that amplitude is identical, phase phasic difference 90 is spent between two dipole antennas (the first radiating element 131 and the second radiating element 132) by suitable design, to reach the characteristic of circular polarization.For instance, the first radiating element 131 comprises the first L-type Department of Radiation 1311 and the second L-type Department of Radiation 1312, the first tail end 1311b of the first L-type Department of Radiation 1311 and the first head end 1312a of the second L-type Department of Radiation 1312 are electrically connected at respectively the first link 1211 of center conductor 121, the second radiating element 132 comprises that the 3rd L-type Department of Radiation 1323 and the 4th the second tail end 1323b of L-type Department of Radiation 1324, the three L-type Departments of Radiation 1323 and the second head end 1324a of the 4th L-type Department of Radiation 1324 are electrically connected at respectively the second link 1231 of outer earthing conductor 123.
As shown in Figure 1B, and simultaneously according to the coordinate direction defining in Figure 1B.The first L-type Department of Radiation 1311 comprises the first radiant section 13111 being extended towards the first predetermined direction (rightabout of x axle) by the first tail end 1311b and is extended and be the first predetermined angle theta with the first predetermined direction towards the second predetermined direction (direction of z axle) by the end of the first radiant section 13111
1the second radiant section 13112, furthermore, the first radiant section 13111 is parallel to reflection body 11, and the second radiant section 13112 perpendicular to reflection body 11(as shown in Fig. 1 D).Angle between the first radiant section 13111 and the second radiant section 13112 is the first predetermined angle theta
1, for example, can be 90 degree.It is noted that above-mentioned the first predetermined angle theta
1can adjust according to the actual requirements.
The 3rd L-type Department of Radiation 1323 comprises the 5th radiant section 13235 being extended towards the rightabout of the first predetermined direction by the second tail end 1323b and the 6th radiant section 13236 being extended towards the rightabout (rightabout of z axle) of the second predetermined direction by the end of the 5th radiant section 13235.Furthermore, the angle θ of angle between the 5th radiant section 13235 and the 6th radiant section 13236
3can be 90 degree.The 5th radiant section 13235 reverse symmetry are in the first radiant section 13111, and the 6th radiant section 13236 reverse symmetry are in the second radiant section 13112.In other words, because the first L-type Department of Radiation 1311 and the 3rd L-type Department of Radiation 1323 are the framework of reverse symmetry formula, thus can avoid situation about disappearing mutually at above-mentioned radiant section generation electric current, thus the size of aerial radiation field intensity maintained.
The second L-type Department of Radiation 1312 comprise by the first head end 1312a towards the 3rd predetermined direction (rightabout of y axle) extend and be the second predetermined angle theta with the first predetermined direction
2the 3rd radiant section 13123 and the 4th radiant section 13124 being extended towards the rightabout (direction of x axle) of the first predetermined direction by the end of the 3rd radiant section 13123.Furthermore, the 3rd radiant section 13123 and the 4th radiant section 13124 are all parallel to reflection body 11(as shown in Fig. 1 D).Angle between the 3rd radiant section 13123 and the first radiant section 13111 is the second predetermined angle theta
2, for example, can be 90 degree, and angle between the 3rd radiant section 13123 and the 4th radiant section 13124 can be 90 degree.It is noted that above-mentioned the second predetermined angle theta
2can adjust according to the actual requirements.
The 4th L-type Department of Radiation 1324 comprises the 7th radiant section 13247 being extended towards the rightabout (direction of y axle) of the 3rd predetermined direction by the second head end 1324a and the 8th radiant section 13248 being extended towards the first predetermined direction by the end of the 7th radiant section 13247.Furthermore, the angle θ of the angle between the 7th radiant section 13247 and the 8th radiant section 13248
4can be 90 degree.The 7th radiant section 13247 reverse symmetry are in the 3rd radiant section 13123, and the 8th radiant section 13248 reverse symmetry are in the 4th radiant section 13124.In other words, because the second L-type Department of Radiation 1312 and the 4th L-type Department of Radiation 1324 are the framework of reverse symmetry formula, thus can avoid situation about disappearing mutually at above-mentioned radiant section generation electric current, thus the size of aerial radiation field intensity maintained.In addition, because the first radiating element 131 and the second radiating element 132 form similar “ Swastika " antenna frame of font, thus can promote the distribution of low elevation direction circular polarization electric current, thus the average gain value at the low elevation angle promoted.
In addition, can produce leakage current because antenna body 13 and transmission line 12 are directly connected, and make transmission line 12 also become a part for radiant body.Therefore antenna body 13 need to have the design that an inhibition electric current produces.As shown in Figure 1B and Fig. 1 C, for instance, antenna body 13 comprises coupling converting unit 133, an end contact coupling converting unit 133 of outer earthing conductor 123, and the remainder of coupling converting unit 133 is around outer earthing conductor 123 and at a distance of outer earthing conductor 123 1 preset distances.Furthermore, the present invention is by using quarter-wave characteristic to be connected the outer earthing conductor 123 of transmission line 12 in the end short circuit of coupling converting unit 133, and present the infinitely-great characteristic of open-circuit impedance in the top of coupling converting unit 133, to stop high-frequency current to flow to the outer earthing conductor 123 of transmission line 12.By this, the present invention can reach inhibition leakage current by the design of coupling converting unit 133, to maintain the original radiation characteristic of antenna.In practice, above-mentioned coupling converting unit 133 can be telescopic Ba Lun transducer (balun converter), but the present invention is not as limit.
As shown in Figure 2 A and 2 B, the dipole antenna configuration 1 that first embodiment of the invention provides, between frequency of operation is for 2170MHz to 2200MHz, measured reflection loss and antenna axial ratio all can meet the demand (for example the reflection loss of ONDAS broadcasting-satellite system institute specification for-antenna axial ratio below 10dB is below 3dB) of broadcasting-satellite system S frequency range.
As shown in Fig. 2 C and Fig. 2 D, the dipole antenna configuration 1 that first embodiment of the invention provides, be 2185MHz and the radiation pattern that has possessed the equal tropism of class at the elevation angle (Elevation Angle, EA) 30 degree to measured radiation patterns between 90 degree in frequency of operation.Furthermore, elevation angle angle measured average gain value between 30 degree, 45 degree, 60 degree, 75 degree and 90 degree all can meet broadcasting-satellite system S frequency range demand (elevation angle 30 degree of for example ONDAS broadcasting-satellite system institute specification for more than 3dB, the elevation angle 45 spend to 75 degree be more than 5dB, the elevation angle 90 is spent is more than 4dB).In other words, because dipole antenna configuration 1 has possessed the equal tropism's of class radiation pattern, thus can reach the function of stable satellite signal receiving, thus the demand of broadcasting-satellite system met.It is noted that, dipole antenna configuration of the present invention is not limited to broadcasting-satellite system, can adjust frequency of operation to be applied to the system of different frequency range according to substantial evidence demand.
(the second embodiment)
First, refer to Fig. 3 B.From Fig. 3 B and Figure 1B relatively, the difference of second embodiment of the invention and the first embodiment is: in a second embodiment, the first radiating element 131 comprises the first L-type Department of Radiation 1311, the first turning point 1311c of the first L-type Department of Radiation 1311 is electrically connected at the first link 1211 of this center conductor 121, the second radiating element 132 comprises that the second turning point 1322c of the second L-type Department of Radiation 1322, the second L-type Departments of Radiation 1322 is electrically connected at the second link 1231 of outer earthing conductor 123.
Furthermore, as shown in Figure 3 B, and simultaneously according to the coordinate direction defining in Fig. 3 B.The first L-type Department of Radiation 1311 comprises the first radiant section 13111 being extended towards the first predetermined direction (rightabout of x axle) by the first turning point 1311c and is extended and be the first predetermined angle theta with the first predetermined direction towards the second predetermined direction (rightabout of y axle) by the first turning point 1311c
1the second radiant section 13112, the second L-type Departments of Radiation 1322 comprise the 3rd radiant section 13223 being extended towards the rightabout (direction of x axle) of the first predetermined direction by this second turning point 1322c and the 4th radiant section 13224 being extended towards the rightabout (direction of y axle) of the second predetermined direction by the second turning point 1322c.In other words, the first L-type Department of Radiation 1311 and the second L-type Department of Radiation 1322 are the framework of reverse symmetry formula.By this, the present invention can be by the design of the first L-type Department of Radiation 1311 and the second L-type Department of Radiation 1322, so that dipole antenna configuration of the present invention 1 can provide the equal tropism's of class radiation pattern.
(the 3rd embodiment)
First, refer to Fig. 4 B.From Fig. 4 B and Figure 1B relatively, the difference of third embodiment of the invention and the first embodiment is: in the 3rd embodiment, the first radiating element 131 comprises the first L-type Department of Radiation 1311 and the first straight type Department of Radiation 1315, the first head end 1311a of the first L-type Department of Radiation 1311 and the first head end 1315a of the first straight type Department of Radiation 1315 are electrically connected at respectively the first link 1211 of center conductor 121, the second radiating element 132 comprises the second L-type Department of Radiation 1322 and the second straight type Department of Radiation 1325, the second head end 1322a of the second L-type Department of Radiation 1322 and one second head end 1325a of the second straight type Department of Radiation 1325 are electrically connected at respectively this second link 1231 of this skin earthing conductor 123.In other words, the first L-type Department of Radiation 1311 and the second L-type Department of Radiation 1322 are the framework of reverse symmetry formula, and the first straight type Department of Radiation 1315 and the second straight type Department of Radiation 1325 are the framework of reverse symmetry formula.
As shown in Figure 4 B, and simultaneously according to the coordinate direction defining in Fig. 4 B.The first L-type Department of Radiation 1311 comprises the first radiant section 13111 being extended towards the first predetermined direction (rightabout of y axle) by the first head end 1311a and is extended (direction of x axle) and be the first predetermined angle theta with the first predetermined direction towards the second predetermined direction by the end of the first radiant section 13111
1the second radiant section 13112.The second L-type Department of Radiation 1322 comprises the 4th radiant section 13224 being extended towards the rightabout (direction of y axle) of the first predetermined direction by the second head end 1322a and the 5th radiant section 13225 being extended towards the rightabout (rightabout of x axle) of the second predetermined direction by the end of the 4th radiant section 13224.In other words, the first radiant section 13111 is parallel to reflection body 11, and angle between the first radiant section 13111 and the second radiant section 13112 is the first predetermined angle theta
1, for example, can be 90 degree.It is noted that above-mentioned the first predetermined angle theta
1can adjust according to the actual requirements.
The first straight type Department of Radiation 1315 comprises by the first head end 1315a and extends and be the second predetermined angle theta with the first predetermined direction towards the rightabout (rightabout of x axle) of the second predetermined direction
2the 3rd radiant section 13153.In other words, the angle between the 3rd radiant section 13153 and the first radiant section 13111 is the second predetermined angle theta
2, for example, can be 90 degree.It is noted that above-mentioned the second predetermined angle theta
2can adjust according to the actual requirements.In addition, the 3rd radiant section 13153 can be for example 15 degree (not shown) of acclivitous a little angle with respect to the first radiant section 13111.In other words, the 3rd radiant section 13153 is not parallel to reflection body 11.
The second straight type Department of Radiation 1325 comprises the 6th radiant section 13256 being extended towards the second predetermined direction by the second head end 1325a.In other words, the 6th radiant section 13256 can be for example 15 degree (not shown) of downward-sloping a little angle with respect to the 4th radiant section 13224.Furthermore, although the 6th radiant section 13256 compared to other radiant sections closer to conductivity body W(reference ground plane), but still maintained one section of sizable distance, so can reduce radiation pattern and be subject to the impact of reference ground plane.By this, dipole antenna configuration 1 of the present invention can be put forward the symmetry of enough lifting radiation patterns, and promotes overall average gain value.
(the 4th embodiment)
First, refer to Fig. 5.In above-mentioned figure, fourth embodiment of the invention provides a kind of antenna assembly 2, comprises reflection body 11, transmission line 12, antenna body 13 and antenna housing 21.For instance, said antenna device 2 can be arranged on the roof of automobile, and using the reference ground plane as antenna, but the present invention is not as limit.
As shown in Figure 5, reflection body 11 has reflecting surface 110.Transmission line 12 passes and is arranged on reflection body 11, transmission line 12 comprises center conductor 121, the coated insulator 122 of center conductor 121 and the outer earthing conductor 123 of coated insulation body 122, the two ends of center conductor 121 have respectively feed side 1210 and the first link 1211, and outer earthing conductor 123 has the second link 1231.Antenna body 13 comprises that the first radiating element 131 and the second radiating element 132, the first radiating elements 131 are electrically connected at the second link 1231 that the first link 1211 of center conductor 121, the second radiating element 132 are electrically connected at outer earthing conductor 123.For instance, above-mentioned reflection body 11, transmission line 12 and antenna body 13 can be arranged in antenna housing 21.In other words, reflection body 11, transmission line 12 and antenna body 13 are all wrapped by the inside of antenna housing 21.By this, antenna assembly 2 of the present invention can keep integrality and the aesthetic degree of product overall appearance.
(the possible effect of embodiment)
In sum, the dipole antenna configuration that the embodiment of the present invention provides and antenna assembly, it can the design with " the first radiating element is electrically connected at the first link of center conductor and the second radiating element and is electrically connected at the second link of outer earthing conductor " by " reflection body have reflecting surface ", is large-scale high-conductivity object top, improves the average gain value of the low elevation angle of antenna radiation pattern and reduce the cost of manufacturing so that dipole antenna configuration of the present invention and antenna assembly can be arranged.
The foregoing is only preferred possible embodiments of the present invention, non-ly therefore limit to the scope of the claims of the present invention, therefore such as use the equivalence techniques that specification of the present invention and graphic content are done to change, be all contained in scope of the present invention.
Claims (9)
1. a dipole antenna configuration, described dipole antenna configuration is arranged on a conductivity body, it is characterized in that, and described dipole antenna configuration comprises:
One reflection body, described reflection body has a reflecting surface;
One transmission line, described transmission line passes described reflection body and is arranged on described reflection body, described transmission line comprises the insulator of a center conductor, a coated described center conductor and the outer earthing conductor of a coated described insulator, the two ends of described center conductor have respectively a feed side and one first link, and described outer earthing conductor has one second link; And
One antenna body, described antenna body comprises one first radiating element and one second radiating element, and described the first radiating element is electrically connected at described first link of described center conductor, described the second radiating element and is electrically connected at described second link of described outer earthing conductor.
2. dipole antenna configuration according to claim 1, it is characterized in that, described antenna body comprises a coupling converter section, one end of described outer earthing conductor contacts with described coupling converter section, the remainder of described coupling converter section around described outer earthing conductor and with described outer earthing conductor at a distance of a preset distance.
3. dipole antenna configuration according to claim 2, it is characterized in that, described the first radiating element comprises one first L-type Department of Radiation and one second L-type Department of Radiation, one first tail end of described the first L-type Department of Radiation and one first head end of described the second L-type Department of Radiation are electrically connected at respectively described first link of described center conductor, described the second radiating element comprises one the 3rd L-type Department of Radiation and one the 4th L-type Department of Radiation, one second tail end of described the 3rd L-type Department of Radiation and one second head end of described the 4th L-type Department of Radiation are electrically connected at respectively described second link of described outer earthing conductor.
4. dipole antenna configuration according to claim 3, it is characterized in that, described the first L-type Department of Radiation comprises that first radiant section being extended towards one first predetermined direction by described the first tail end and an end by described the first radiant section extend and are the second radiant section of one first predetermined angular with described the first predetermined direction towards one second predetermined direction, described the second L-type Department of Radiation comprises that one is extended and is the 3rd radiant section of one second predetermined angular and the 4th radiant section that an end by described the 3rd radiant section extends towards the rightabout of described the first predetermined direction with described the first predetermined direction towards one the 3rd predetermined direction by described the first head end, described the 3rd L-type Department of Radiation comprises the 6th radiant section that the 5th radiant section being extended towards the rightabout of described the first predetermined direction by described the second tail end and an end by described the 5th radiant section extend towards the rightabout of described the second predetermined direction, described the 4th L-type Department of Radiation comprises the 8th radiant section that the 7th radiant section being extended towards the rightabout of described the 3rd predetermined direction by described the second head end and an end by described the 7th radiant section extend towards described the first predetermined direction.
5. dipole antenna configuration according to claim 2, it is characterized in that, described the first radiating element comprises one first L-type Department of Radiation, one first turning point of described the first L-type Department of Radiation is electrically connected at described first link of described center conductor, described the second radiating element comprises one second L-type Department of Radiation, and one second turning point of described the second L-type Department of Radiation is electrically connected at described second link of described outer earthing conductor.
6. dipole antenna configuration according to claim 5, it is characterized in that, described the first L-type Department of Radiation comprises that first radiant section being extended towards one first predetermined direction by described the first turning point and is extended and is the second radiant section of a predetermined angular with described the first predetermined direction towards one second predetermined direction by described the first turning point, described the second L-type Department of Radiation comprises the 3rd radiant section being extended towards the rightabout of described the first predetermined direction by described the second turning point and the 4th radiant section being extended towards the rightabout of described the second predetermined direction by described the second turning point.
7. dipole antenna configuration according to claim 2, it is characterized in that, described the first radiating element comprises one first L-type Department of Radiation and one first straight type Department of Radiation, one first head end of one first head end of described the first L-type Department of Radiation and the described first straight type type Department of Radiation is electrically connected at respectively described first link of described center conductor, described the second radiating element comprises one second L-type Department of Radiation and one second straight type Department of Radiation, one second head end of described the second L-type Department of Radiation and one second head end of described the second straight type Department of Radiation are electrically connected at respectively described second link of described outer earthing conductor.
8. dipole antenna configuration according to claim 7, it is characterized in that, described the first L-type Department of Radiation comprises that first radiant section being extended towards one first predetermined direction by described the first head end and an end by described the first radiant section extend and are the second radiant section of one first predetermined angular with described the first predetermined direction towards one second predetermined direction, described the first straight type Department of Radiation comprises that one is extended and is the 3rd radiant section of one second predetermined angular with described the first predetermined direction towards the rightabout of described the second predetermined direction by described the first head end, described the second L-type Department of Radiation comprises the 5th radiant section that the 4th radiant section being extended towards the rightabout of described the first predetermined direction by described the second head end and an end by described the 4th radiant section extend towards the rightabout of described the second predetermined direction, described the second straight type Department of Radiation comprises the 6th radiant section being extended towards described the second predetermined direction by described the second head end.
9. an antenna assembly, is characterized in that, described antenna assembly comprises:
One reflection body, described reflection body has a reflecting surface;
One transmission line, described transmission line passes described reflection body and is arranged on described reflection body, described transmission line comprises the insulator of a center conductor, a coated described center conductor and the outer earthing conductor of a coated described insulator, the two ends of described center conductor have respectively a feed side and one first link, and described outer earthing conductor has one second link;
One antenna body, described antenna body comprises one first radiating element and one second radiating element, and described the first radiating element is electrically connected at described first link of described center conductor, described the second radiating element and is electrically connected at described second link of described outer earthing conductor; And
One antenna housing, wherein, described reflection body, described transmission line and described antenna body are arranged in described antenna housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310039946.4A CN103972638A (en) | 2013-01-31 | 2013-01-31 | Dipole antenna structure and antenna device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310039946.4A CN103972638A (en) | 2013-01-31 | 2013-01-31 | Dipole antenna structure and antenna device |
Publications (1)
| Publication Number | Publication Date |
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| CN103972638A true CN103972638A (en) | 2014-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310039946.4A Pending CN103972638A (en) | 2013-01-31 | 2013-01-31 | Dipole antenna structure and antenna device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110690559A (en) * | 2019-10-16 | 2020-01-14 | 北京电子工程总体研究所 | Satellite-borne conformal measurement and control antenna |
| WO2020088760A1 (en) * | 2018-10-31 | 2020-05-07 | European Space Agency | Turnchip circularly polarized antenna |
| CN111755829A (en) * | 2020-05-29 | 2020-10-09 | 常熟市泓博通讯技术股份有限公司 | High gain antenna module |
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| CN102484320A (en) * | 2009-08-03 | 2012-05-30 | 温提集团有限责任公司 | Cross-dipole Antenna |
| CN102683895A (en) * | 2012-05-25 | 2012-09-19 | 四川省视频电子有限责任公司 | UHF (ultrahigh frequency) frequency range reflection cavity dipole antenna |
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| GB2307794B (en) * | 1995-11-30 | 1999-07-28 | Advantest Corp | Antenna |
| JP2002076765A (en) * | 2000-08-29 | 2002-03-15 | Mitsumi Electric Co Ltd | Circularly polarized wave double-humped beam antenna |
| CN102484320A (en) * | 2009-08-03 | 2012-05-30 | 温提集团有限责任公司 | Cross-dipole Antenna |
| CN101673874A (en) * | 2009-10-13 | 2010-03-17 | 厦门大学 | Unsymmetrical double dipole antenna used for vehicle-mounted digital television |
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| WO2020088760A1 (en) * | 2018-10-31 | 2020-05-07 | European Space Agency | Turnchip circularly polarized antenna |
| CN110690559A (en) * | 2019-10-16 | 2020-01-14 | 北京电子工程总体研究所 | Satellite-borne conformal measurement and control antenna |
| CN111755829A (en) * | 2020-05-29 | 2020-10-09 | 常熟市泓博通讯技术股份有限公司 | High gain antenna module |
| CN111755829B (en) * | 2020-05-29 | 2023-08-18 | 常熟市泓博通讯技术股份有限公司 | High gain antenna module |
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