JP2001332929A - Circularly polarized wave patch antenna device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a circularly polarized wave patch antenna device, having no null point concerning a circularly polarized wave. SOLUTION: For the circularly polarized wave patch antenna device which is used for at least one of communication for mobile object, local area network, ITS, ETC and GPS, this circularly polarized wave patch antenna device has a prescribed polygon, patch elements respectively provided at least two faces of the polygon, a GND conductor and a feeder for electrically connecting the patch elements, which are respectively provided on at least two faces, and a power feeding point.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to mobile communication, local area networks, ITS, ETC, GPS.
The present invention relates to a circularly-polarized patch antenna device used for such applications.

[0002]

2. Description of the Related Art FIG. 6 is a perspective view showing a conventional circularly polarized patch antenna device PAS11.

A conventional circularly polarized patch antenna device PAS1
Reference numeral 1 denotes a structure in which a dielectric 31 is provided between the patch element 2 and the GND plane.

The conventional circularly polarized patch antenna PAS11 has directivity in the direction of the patch element, and
There is little directivity to the back of the surface.

FIG. 7 is a perspective view showing a conventional circularly polarized patch antenna device PAS12.

A conventional circularly polarized patch antenna device PAS1
2 are patch elements 42 and 43 on the front and back of the plate 41, respectively.
Is arranged so that the back surface also has directivity, which is disclosed in Japanese Patent Application Laid-Open No. 9-219618.

[0007] The circularly polarized patch antenna device PAS12 comprises:
The left-handed circularly polarized light element 42 and the right-handed circularly polarized light element 43 are arranged on the front and back, and a boundary plane with GND is linearly polarized to realize an omnidirectional antenna.

[0008]

The patch antenna device PAS12 having the conventional structure is an omnidirectional antenna, but the type of circular polarization changes depending on the direction. For example, transmission and reception using only right-handed circularly polarized waves can be performed only near the elevation angle of 90 degrees of the right-handed circularly polarized patch. Further, in the direction parallel to the surfaces of the patch elements 42 and 43, there is a problem that linearly polarized waves cannot be received and circularly polarized waves cannot be received. That is, in the above-described conventional example, there is a problem that a null point is generated for circularly polarized waves.

It is an object of the present invention to provide a circularly polarized patch antenna apparatus having no null point for circularly polarized waves.

[0010]

SUMMARY OF THE INVENTION The present invention is directed to mobile communications,
Local area network, ITS, ETC, G
In the circularly polarized patch antenna device used for at least one of the PSs, a predetermined polyhedron, a patch element provided on each of at least two surfaces of the polyhedron, a GND conductor, and the at least two surfaces Are circularly-polarized patch antenna devices having a patch element provided in each of the above and a feeder line for electrically connecting a feeder point.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a perspective view showing a circularly polarized patch antenna device PAS1 according to an embodiment of the present invention.

FIG. 2 shows a circularly polarized patch antenna device PAS.
FIG.

The circularly polarized patch antenna device PAS1 is used for mobile communication, local area network, ITS,
A circularly polarized patch antenna device used for at least one of ETC and GPS.

Further, a circularly polarized patch antenna device PAS1
Is a cube 1 having surfaces Sa, Sb, Sc, Sd, Se, Sf and surfaces Sa, Sb, Sc, Sd, Se, S
f, a patch element 2a, 2b, 2c, 2d, 2e, 2f for transmitting and receiving circularly polarized waves;
a, 3d and feed terminals 4a, 4b, 4c, 4d, 4e,
4f and power supply lines 41a, 41b, 41c, 41d, 41
e, 41f, the coaxial line 5, the GND conductor 7, and the power supply conductor 8d.

The surfaces Sd, Se, Sf are cubic 1
Are surfaces opposed to the surfaces Sa, Sb, Sc, respectively.

The feeding point 3a is connected to the patch elements 2a, 2b, 2
c, and is provided at the corner C1 of the cube 1. The feeding point 3d is not shown in FIG. 1 because it is on the diagonal line of the feeding point 3a in the cube 1 and is on the back side in FIG. The feed point 3d is connected to the patch elements 2d, 2e,
2f, and is provided at another corner C2 on the diagonal line of the corner C1 in the cube 1.
In addition, power supply lines 41d, 41e, 41f, power supply terminals 4d,
In FIG. 1, 4 e, 4 f and the corner portion C 2 are also not shown because they are present on the back side.

The power supply terminals 4a, 4b, 4c, 4d, 4e,
4f is a patch element 2a, 2b, 2c, 2d, 2e, 2
f is a terminal to which power is supplied by capacitive coupling. The power supply lines 41a, 41b, 41c are provided between the power supply terminals 4a, 4b, 4c and the power supply point 3a, respectively.
The power supply lines 41d, 41e, 41f are provided between the power supply terminals 4d, 4e, 4f and the power supply point 3d, respectively.

Although the inside of the cube 1 is provided with a cavity, the inside of the cube 1 may be solid (not necessarily a cavity).

The GND conductor 7 includes a patch element 2a on each surface,
2b, 2c, 2d, 2e, and 2f are provided immediately behind the surface on which they are configured. The power supply conductor 8d is connected to the GND conductor 7 at three corners C2 on which the GND is arranged.
The power supply conductor 8d is electrically insulated from the power supply point 3d by a through hole or the like. A power supply conductor 8a similar to the power supply conductor 8d is provided on the back side of the corner portion C1, and the power supply conductor 8a is electrically connected to the power supply point 3a.

The coaxial line 5 is connected to the power supply conductor 8d, and a shield portion thereof is electrically connected to the GND conductor 7. The core of the coaxial line 5 is a power supply conductor 8a,
8d. Since one coaxial line 5 is required for every three surfaces, a total of two coaxial lines 5 are required. These coaxial lines 5 pass through corners of the circularly-polarized patch antenna device PAS1 where the above-mentioned feeding point is not formed and are output to the outside through a hole, and are connected to an RF circuit by a connector 6.

The material of the cube 1 is ceramic, resin, a composite material of ceramic and resin, plastic or the like. The patch elements 2a to 2f, the GND conductor 7, the power supply terminals 4a to 4f, etc. are made of a conductor such as gold, silver, copper, palladium, platinum, silver palladium, silver platinum, or aluminum by printing, plating, vapor deposition, sputtering, or the like. It is formed by etching or the like.

Next, the operation of the above embodiment will be described.

FIG. 3 is a diagram showing an example of use of the above embodiment.

The radio wave emitted from the base station 13 becomes a direct wave 14 and a reflected wave 15, and a fading error easily occurs due to a phase difference between these waves.

As a method of avoiding this, there is a method using circularly polarized waves, and by using circularly polarized waves, a radio wave that is reflected once and reaches a circularly polarized wave of reverse rotation, so that fading errors can be suppressed. it can. When using such a system, the home, office, etc. are two-story,
Often there are more floors. In addition, since the use state of the wireless terminal and the like are various, it is basically desirable that the antenna be non-directional.

FIG. 4 is a perspective view showing the wireless terminal 12 in which the above embodiment is installed.

Inside the wireless terminal 12, a circularly polarized patch antenna device PAS1 is arranged. In such a situation, since the circularly polarized patch antenna device PAS1 is a non-directional circularly polarized antenna, it is very useful. That is, the circularly polarized patch antenna device PAS1 has no null point for circularly polarized waves.

FIG. 5 is a diagram showing a pattern of the circularly polarized patch element 2 and a pattern of its modification.

Each of the patch elements 2a, 21, 2 shown in FIG.
Reference numerals 2 and 23 denote patch elements for right-handed circular polarization.
The power supply method is based on capacitive coupling. As shown in FIG. 5, circularly polarized waves can be realized by providing cuts or projections in a circle or a square, and this point is already known, and description thereof is omitted here.

In the above embodiment, the cube 1
Instead of the above, a hexahedron other than a rectangular parallelepiped may be used.

In the above embodiment, 3
The patch elements may be provided only on the surface, and the patch elements on the other three surfaces may be omitted. For example, the patch elements 2a, 2b, 2c, the feeding terminals 4a, 4b, 4c, and the feeding point 3a are provided, and the patch elements 2d, 2e, 2f, the feeding terminals 4d, 4e, 4f, and the feeding point 3d are omitted. You may.

In the above embodiment, the patch elements for two of the six planes, one feed point for feeding power to the patch elements for these two planes, and two feeder lines are used.
One set may be configured and three sets may be provided.

That is, the patch elements are respectively provided on the first group of patch elements provided on two of the six faces constituting the hexahedron, and on the other two faces of the six faces, respectively. A second group of patch elements provided, and a third group of patch elements provided on the remaining two of the six surfaces, respectively. A first power supply line group for electrically connecting each of the elements to the first power supply point, and a second power supply line for electrically connecting each of the second group of patch elements to the second power supply point. A wire group, each of the third group of patch elements and a third
And a third feeding line group that electrically connects the feeding point to the third feeding line group.

Further, in the above embodiment, one set is constituted by one patch element of one of the six faces and one feeding point for feeding the patch element of one face, and six sets are provided. You may do so.

That is, the patch elements are six patch elements provided on each of the six surfaces constituting the hexahedron, and the feeder line is a one-to-one connection between the six patch elements and the six feeding points. A circularly-polarized patch antenna device, which is six feeder lines electrically connected to each other, may be provided.

In each of the above embodiments, a plurality of feeding points may be fixedly connected to each other, or may be switched according to the received electric field strength.

As described above, if a plurality of feeding points are switched by a switch or the like in accordance with the received electric field strength, fading due to multipath can be suppressed. In particular, wireless LANs used in homes and offices
In such cases, fading errors are likely to occur due to reflections on walls and the like, so it is effective to switch between a plurality of feeding points according to the received electric field strength.

Further, in the above embodiment, the patch elements are six patch elements provided on each of the six faces constituting the hexahedron, and the power supply lines are each provided with one of the six patch elements and one power supply. You may make it comprise the circularly polarized patch antenna apparatus which is a feed line which electrically connects a point.

In one circularly polarized patch antenna device, the patch elements may be patch elements having the same shape, and if the patch elements have the same polarization direction, the patch elements may have different shapes. May be used.

Further, in each of the above-described embodiments, it is desirable that the lengths of the respective power supply lines are the same.

It is preferable that the power supply point is provided at a joint between adjacent surfaces.

That is, the above-described embodiment is applicable to mobile communication, local area network, ITS, ETC, GPS
A circularly polarized patch antenna device used for at least one of the above, a predetermined polyhedron, a patch element provided on each of at least two surfaces of the polyhedron, a GND conductor, It is an example of a circularly polarized patch antenna device having a feed line electrically connecting a patch element and a feed point provided respectively.

In the above embodiment, a sphere may be used instead of the polyhedron. Mobile communication, local area network, ITS, ET
C, a circularly polarized patch antenna device used for at least one of the GPS, a sphere, a patch element provided on each of at least two portions of the surface of the sphere, a GND conductor, You may make it provide the circularly polarized patch antenna apparatus which has the feeder which electrically connects the patch element provided in each of at least two parts, and a feeding point.

As described above, if the shape of the circularly polarized patch antenna device is made spherical, the directivity of the right-handed circularly polarized wave (or one of the left-handed circularly polarized waves) is made almost non-directional. Can be sent and received.

When the conventional circularly-polarized patch antenna device PAS12 is used to mount an RF circuit, it is necessary to provide a space for mounting the RF circuit separately from the space for mounting the circularly-polarized patch antenna device PAS12. Therefore, there is a problem that the mounting area of the device including the patch antenna and the RF circuit is large.

A second object of the present invention is that there is no null point for circular polarization, and the mounting area of the device including the patch antenna device and the RF circuit is larger than the mounting space of the patch antenna device itself. It is an object of the present invention to provide a circularly polarized patch antenna device.

FIG. 8 is a diagram showing a circularly polarized patch antenna device PAS2 according to a second embodiment of the present invention.
(1) is an oblique perspective view showing the circularly polarized patch antenna device PAS2, and FIG. 8 (2) is a diagram showing the internal structure of the circularly polarized patch antenna device PAS2.

The circularly polarized patch antenna device PA2 is basically the same as the circularly polarized patch antenna device PAS1, except that the RF circuit component 92 is provided inside the cube 1. What is the wave patch antenna device PA1?
Mainly different.

That is, the circularly polarized patch antenna device PA2
Is a cube 1 having surfaces Sa, Sb, Sc, Sd, Se, Sf and surfaces Sa, Sb, Sc, Sd, Se, S
f, a patch element 2a, 2b, 2c, 2d, 2e, 2f for transmitting and receiving circularly polarized waves;
a, 3d and feed terminals 4a, 4b, 4c, 4d, 4e,
4f and power supply lines 41a, 41b, 41c, 41d, 41
e, 41f, coaxial line 551, connector 61, GN
It has a D conductor 7, power supply conductors 8a and 8d, an RF circuit component surface 91, and an RF circuit component 92.

The surfaces Sd, Se, and Sf are cubic 1
Are surfaces opposed to the surfaces Sa, Sb, Sc, respectively.

The feeding point 3a is connected to the patch elements 2a, 2b, 2
c, and is provided at the corner C1 of the cube 1. The feed point 3d is not shown in FIG. 8 because it exists on the diagonal line of the feed point 3a in the cube 1 and exists on the back side in FIG. The feed point 3d is connected to the patch elements 2d, 2e,
2f, and is provided at another corner C2 on the diagonal line of the corner C1 in the cube 1.
In addition, power supply lines 41d, 41e, 41f, power supply terminals 4d,
Also in FIG. 8, 4e, 4f, and the corner portion C2 are not shown because they are present on the back side.

The power supply terminals 4a, 4b, 4c, 4d, 4e,
4f is a patch element 2a, 2b, 2c, 2d, 2e, 2
f is a terminal to which power is supplied by capacitive coupling. The power supply lines 41a, 41b, 41c are provided between the power supply terminals 4a, 4b, 4c and the power supply point 3a, respectively.
The power supply lines 41d, 41e, 41f are provided between the power supply terminals 4d, 4e, 4f and the power supply point 3d, respectively.

The GND conductor 7 includes the patch elements 2a on each surface,
2b, 2c, 2d, 2e, and 2f are provided immediately behind the surface on which they are configured. The power supply conductor 8d is connected to the GND conductor 7 at three corners C2 on which the GND is arranged.
The power supply conductor 8d is electrically insulated from the power supply point 3d via a through hole or the like. A power supply conductor 8a similar to the power supply conductor 8d is provided on the back side of the corner portion C1, and the power supply conductor 8a is electrically connected to the power supply point 3a.

An RF circuit land pattern is formed on the RF circuit configuration surface 91.
An F-circuit component 92 is provided. The RF circuit component 92 may be the entire RF circuit or a part of all the components constituting the RF circuit.

The core of the coaxial cable 51 is connected to the RF circuit component 9.
2 and the shield portion is connected to the GND conductor 7
Is electrically connected to The coaxial cable 51 passes through a hole in a corner portion of the circularly polarized patch antenna device PAS1 where the above-mentioned feeding point is not formed, and is output to the outside.
Is connected to an external circuit.

FIG. 9 is a perspective view showing a state where one surface (surface Sa) including the patch element 2a is taken out from the circularly polarized patch antenna device PAS2.

In FIG. 9, a GND conductor 7 is provided below the patch element 2 a, and the GND conductor 7 and the RF circuit
1, an interlayer member 90 is provided. In addition, the feed lines 41a, 41b, 41
c are electrically connected to each other.

FIG. 10 is a perspective view showing a circularly polarized patch antenna device PAS3 according to a third embodiment of the present invention. FIG. 11 is a perspective view showing a circularly polarized patch antenna device PAS shown in FIG.
FIG. 3 is a sectional view showing the internal structure of No. 3;

The circularly polarized patch antenna device PAS3 is basically the same as the circularly polarized patch antenna device PAS2.
The difference from the circularly polarized patch antenna device PAS2 is that a sphere 1A is used instead of the cube 1.

That is, the circularly polarized patch antenna device PAS
3, six patch elements 2a, 2b, 2c, 2d, 2e, 2f of the same type are provided on the surface of the sphere 1A.
A is arranged so as to equally divide the surface of A into six, and three adjacent patch elements 2a, 2b, and 2c are respectively provided by feeding terminals 4a, 4b, and 4c arranged at the center thereof.
It is configured to supply capacitive coupling power. The other three patch elements 2d, 2e, and 2f have the same configuration.

The interior of the sphere 1A is hollow, and the patch elements 2a, 2b, 2c, 2d, 2e, 2
f, the GND conductor 7 is provided via an insulating member,
It is formed on almost the entire surface of the inside of the sphere 1A. And
The feeding points 3a and 3d are respectively provided with through holes THa,
RF configured inside sphere 1A via THb
It is connected to the circuit component 94. The RF circuit component 94 is mounted on an RF circuit component surface 93 formed by a printed circuit board.
A is fixed inside.

The material of the sphere 1A is the same as the material of the cube 1.

Next, the circularly polarized patch antenna device PAS
2. The operation in PAS3 will be described.

FIG. 12 shows a circularly polarized patch antenna device PA.
It is a figure which shows the directivity of S2 and PAS3. FIG. 12 (1)
FIG. 12 is a diagram illustrating the directivity of the circularly polarized patch antenna device PAS2, and FIG. 12B is a diagram illustrating the directivity of the circularly polarized patch antenna device PAS3.

Circularly polarized patch antenna devices PAS2, PA
In S3, the directivity of either the right-hand circularly polarized wave or the left-hand circularly polarized wave can be transmitted and received almost omnidirectionally on the spherical surface, and the RF circuit components are provided inside the cube 1 and the sphere 1A. Is provided, the space for mounting the RF circuit component is not required, and the space for mounting the circularly polarized patch antenna device and the RF circuit component can be reduced.

In the circularly polarized patch antenna PAS3, since the base is a sphere, the patch elements 2a to 2f
Are formed on a curved surface, the wraparound in the oblique direction increases, and directivity close to a clean sphere as a whole can be realized as shown in FIG.

The circularly polarized patch antenna device PAS
2. In the PAS 3, the power supply to each patch element is divided into two, and the power supply to the divided two points is switched by a switch, so that fading due to multipath can be suppressed.

Particularly, in a wireless LAN or the like used in a home or office, a fading error easily occurs due to reflection on a wall or the like, and a radio wave emitted from a base station is converted into a direct wave and a reflected wave. Therefore, a fading error easily occurs due to these phase differences. In order to avoid the fading error, a circularly polarized wave is used, and a radio wave which is reflected once and reaches the opposite direction becomes a circularly polarized wave of reverse rotation, so that the fading error can be suppressed.

When such a system is used, a home, an office, and the like often have two floors or more floors. In addition, since the use state of the wireless terminal and the like are various, it is basically desirable that the antenna be non-directional.

The directivity shown in FIG. 12A can be said to indicate the directivity of the circularly polarized patch antenna device PAS1.

Instead of the cube 1 and the sphere 1A, shapes of a rectangular parallelepiped, a cylinder, a prism, a cone, a pyramid, a truncated cone, a truncated pyramid, a doll, and an animal may be used.

The circularly polarized patch antenna device PA
It is sufficient that an RF circuit component is provided inside the embodiment described above in S1, and the circularly polarized patch antenna devices PAS2 and PAS3 are examples thereof.

That is, the circularly polarized patch antenna device PAS
2 for mobile communications, local area networks,
In a circularly polarized patch antenna device used for at least one of ITS, ETC, and GPS, a predetermined polyhedron, a patch element provided on each of at least two surfaces of the polyhedron, a GND conductor, A circularly polarized patch antenna device, comprising: a feed line electrically connecting a patch element and a feed point provided on each of at least two surfaces; and an RF circuit component provided inside the polyhedron. It is an example.

In this case, the predetermined polyhedron is a hexahedron, and the patch elements are a first group of patch elements provided on three of the six faces constituting the hexahedron, respectively, A second group of patch elements respectively provided on the remaining three of the six surfaces,
The power supply line includes a first power supply line group for electrically connecting each of the first group of patch elements and a first power supply point, and a second power supply point for each of the second group of patch elements. And a second power supply line group that electrically connects the power supply lines. Further, the predetermined polyhedron is a hexahedron, and the patch element includes a first group of patch elements provided on two surfaces of the six surfaces constituting the hexahedron, respectively, A second group of patch elements provided on each of the other two surfaces, and a third group of patch elements provided on the remaining two of the six surfaces,
The power supply line includes a first power supply line group for electrically connecting each of the first group of patch elements and a first power supply point, and a second power supply point for each of the second group of patch elements. And a third power supply line group for electrically connecting each of the third group of patch elements to a third power supply point.

Further, the predetermined polyhedron is a hexahedron, the patch elements are six patch elements provided on each of six surfaces constituting the hexahedron, and the power supply line is There are six power supply lines that electrically connect the element and the six power supply points on a one-to-one basis. In addition, the plurality of feeding points are fixedly connected to each other,
Alternatively, switching is performed according to the reception electric field strength. In addition, the predetermined polyhedron is a hexahedron, the patch elements are six patch elements provided on each of six surfaces forming the hexahedron, and the power supply line is a power supply of the six patch elements. This is a power supply line that electrically connects each of them to one power supply point. Further, each of the patch elements is a patch element having the same shape as each other, or a patch element having the same polarization direction, the length of each of the feed lines is the same, and the feed point is adjacent to the adjacent one. It is provided at the junction of the mating surfaces.

The circularly polarized patch antenna device PAS3
Are mobile communications, local area networks, I
In a circularly polarized patch antenna device used for at least one of TS, ETC, and GPS, a sphere, a patch element provided on each of at least two portions of the surface of the sphere, and a GND conductor. A circularly polarized patch having a feeder line for electrically connecting a patch element and a feed point provided at each of the at least two parts, and an RF circuit component provided inside the sphere; It is an example of an antenna device.

[0077]

According to the present invention, in the circularly polarized patch antenna device, there is an effect that there is no null point for circularly polarized waves.

[Brief description of the drawings]

FIG. 1 is an oblique perspective view showing a circularly polarized patch antenna device PAS1 according to one embodiment of the present invention.

FIG. 2 is a development view of a circularly polarized patch antenna device PAS1.

FIG. 3 is a diagram showing a usage example of the embodiment.

FIG. 4 is a perspective view showing a wireless terminal 12 in which the above embodiment is installed.

FIG. 5 is a diagram showing a pattern of a circularly polarized patch element 2 and a pattern of a modified example thereof.

FIG. 6 is a perspective view showing a conventional circularly polarized patch antenna device PAS11.

FIG. 7 is a perspective view showing a conventional circularly polarized patch antenna device PAS12.

FIG. 8 is a diagram showing a circularly polarized patch antenna device PAS2 according to a second embodiment of the present invention, and FIG. 8A is a perspective view showing the circularly polarized patch antenna device PAS2;
FIG. 8B is a diagram illustrating the internal structure of the circularly polarized patch antenna device PAS2.

FIG. 9 shows one surface (surface Sa) including the patch element 2a.
FIG. 7 is a perspective view showing a state in which is extracted from the circularly polarized patch antenna device PAS2.

FIG. 10 is a perspective view showing a circularly polarized patch antenna device PAS3 according to a third embodiment of the present invention.

FIG. 11 is a sectional view showing the internal structure of a circularly polarized patch antenna device PAS3.

FIG. 12 is a circularly polarized patch antenna device PAS2, PAS.
FIG. 3 is a diagram showing directivity of No. 3;

[Explanation of symbols]

 PAS1: Circularly polarized patch antenna device, 1: Cube, 2a to 2f: Patch element, 3a, 3d: Feeding point, 4a to 4f: Feeding terminal, 41a to 41f: Feeding line, 5: Coaxial line, 6: Connector, 7: GND conductor, 8: power supply conductor, 11: house or office, 12: wireless terminal, 13: base station, 14: direct wave, 15: reflected wave, PAS2, PAS3: circularly polarized patch antenna device, 1A ... Sphere, 51: Coaxial line, 61: Connector, 90: Interlayer member, 91: RF circuit component, 92: RF circuit component, 93: RF circuit component, 94: RF circuit component, TH, THa, THb ... Through-hole, 102, 103 ... Directivity of antenna.

Continued on the front page F term (reference) 5J021 AA05 AA06 AA12 AB06 CA01 GA07 HA10 JA06 5J045 AA21 CA04 DA10 FA01 HA06 LA01 MA04 NA01

Claims (15)

[Claims] At least one of mobile communication, local area network, ITS, ETC, GPS
A circularly-polarized patch antenna device used for: a predetermined polyhedron; a patch element provided on each of at least two surfaces of the polyhedron; and a GND conductor;
A patch line provided on each of the at least two surfaces and a feed line for electrically connecting a feed point; and a circularly polarized patch antenna device. 2. The first group of patches according to claim 1, wherein the predetermined polyhedron is a hexahedron, and the patch elements are provided on three of six surfaces constituting the hexahedron, respectively. And a second group of patch elements provided on the remaining three of the six surfaces, respectively, wherein the power supply line is connected to each of the first group of patch elements and a first power supply. A first power supply line group for electrically connecting points to each other and a second power supply line group for electrically connecting each of the second group of patch elements to a second power supply point. Circularly polarized patch antenna device. 3. The first group of patches according to claim 1, wherein the predetermined polyhedron is a hexahedron, and wherein the patch elements are provided on two of the six surfaces constituting the hexahedron, respectively. An element, a second group of patch elements provided on the other two surfaces of the six surfaces, and a third group provided on the remaining two surfaces of the six surfaces, respectively. A first feed line group that electrically connects each of the first group of patch elements and a first feed point; and a second feed element of the second group of patch elements. A second power supply line group for electrically connecting each of them to the second power supply point, and a third power supply line group for electrically connecting each of the third group of patch elements to the third power supply point And a circularly polarized patch antenna device. 4. The method according to claim 1, wherein the predetermined polyhedron is a hexahedron, the patch elements are six patch elements provided on each of six surfaces forming the hexahedron, and the power supply line is , A circularly polarized patch antenna device comprising six feeders that electrically connect the six patch elements and the six feed points in a one-to-one manner. 5. The circularly polarized patch antenna device according to claim 2, wherein the hexahedron is a cube or a rectangular parallelepiped. 6. The circularly polarized light according to claim 2, wherein the plurality of feeding points are fixedly connected to each other or switched in accordance with a received electric field strength. Wave patch antenna device. 7. The power supply line according to claim 1, wherein the predetermined polyhedron is a hexahedron, and the patch elements are six patch elements provided on each of six surfaces constituting the hexahedron. Is a feed line for electrically connecting each of the above-mentioned six patch elements and one feed point, wherein the patch antenna is circularly polarized. 8. The device according to claim 1, wherein each of the patch elements is a patch element having the same shape or a patch element having the same polarization direction. Circularly polarized patch antenna device. 9. The circularly polarized patch antenna device according to claim 1, wherein the lengths of the feed lines are the same. 10. The circularly polarized patch antenna device according to claim 1, wherein the feeding point is provided at a joint between adjacent surfaces. 11. A circularly polarized patch antenna device for use in at least one of mobile communication, local area network, ITS, ETC, and GPS, comprising: a sphere; and at least two of the surface of the sphere. A patch element provided at each of the portions; a GND conductor; and a feeder line for electrically connecting the patch element provided at each of the at least two portions and a feed point. Circularly polarized patch antenna device. 12. The circularly polarized patch antenna device according to claim 1, wherein an RF circuit component is provided inside the predetermined polyhedron. 13. The circularly polarized patch antenna device according to claim 11, wherein an RF circuit component is provided inside the sphere. 14. A circularly polarized patch antenna device for use in at least one of mobile communication, local area network, ITS, ETC and GPS, comprising: a cube; and at least two faces of the cube. A GND element; a power supply line for electrically connecting the patch element provided on each of the at least two surfaces to a power supply point; and an RF provided inside the cube. A circularly polarized patch antenna device, comprising: a circuit component; 15. A circularly polarized patch antenna device for use in at least one of mobile communication, local area network, ITS, ETC, and GPS, comprising: a sphere; and at least two of a surface of the sphere. A patch element provided at each of the parts; a GND conductor; a feeder line electrically connecting the patch element provided at each of the at least two parts to a feed point; and provided inside the sphere. And an RF circuit component.