CN110429385A - Double polarized micro strip antenna and its signal transmit-receive method for movable sensor - Google Patents
Double polarized micro strip antenna and its signal transmit-receive method for movable sensor Download PDFInfo
- Publication number
- CN110429385A CN110429385A CN201910662356.4A CN201910662356A CN110429385A CN 110429385 A CN110429385 A CN 110429385A CN 201910662356 A CN201910662356 A CN 201910662356A CN 110429385 A CN110429385 A CN 110429385A
- Authority
- CN
- China
- Prior art keywords
- feed
- radiation
- micro strip
- strip antenna
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/225—Supports; Mounting means by structural association with other equipment or articles used in level-measurement devices, e.g. for level gauge measurement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Waveguide Aerials (AREA)
Abstract
The invention discloses a kind of double polarized micro strip antenna and its signal transmit-receive method for movable sensor, which includes dielectric substrate, radiation metal patch and grounding metal plane, and dielectric substrate sets that there are two conductive metals to feed via hole；Radiation metal patch is located at a surface of dielectric substrate, it is arranged on the radiation metal patch there are two the feed port for deviateing radiation metal patch center, reception and the emission port of transceiver is connected respectively to by the back side that two conductive metals feed via holes pass through dielectric substrate to dielectric substrate；Grounding metal plane covers and is adjacent to another surface of dielectric substrate, and two feed port positions are provided with isolated area so that feed port and grounding metal plane insulate.Double polarized micro strip antenna of the invention is used to receive and dispatch the 5.8GHz movable sensor of separated structure, directly uses single antenna, obtains and receives and dispatches isolated effect, which does not need additionally to terminate electric bridge or circulator, and volume is also smaller than double antenna.
Description
Technical field
The present invention relates to antenna technical fields, particularly relate to a kind of dual-polarized, microstrip day for movable sensor
Line and its signal transmit-receive method.
Background technique
Illumination, security protection, small household appliances and other smart homes, can be provided with the day of the microwave remote sensor of moving Object Detection
Line.
Currently, the sensor antenna of 5.8GHz moving Object Detection mainly has two major classes scheme:
1. the scheme of single antenna is not isolated due to receiving and dispatching one is the single antenna solution that transmitting-receiving is not isolated, it is applied to transmitting-receiving
In isolated circuit must external electric bridge or circulator to achieve the purpose that separate receiving and transmitting signal.
2. another kind is the isolated two-antenna scheme of transmitting-receiving, two-antenna scheme can directly terminate to transmission circuit respectively
In, but the inevitable volume of double antenna is bigger than single antenna, and corresponding cost is relatively high.
Summary of the invention
Aiming at the shortcomings in the prior art, the technical problem to be solved in the present invention is that providing for movable sensor
Double polarized micro strip antenna and its signal transmit-receive method, the present invention directly use single antenna, are motivated respectively using two feed point ports
Two orthogonal radiation modes, eigen mode orthogonal are obtained and receive and dispatch isolated effect so that two feed ports are naturally isolated.
In order to solve the above technical problems, the present invention is realized by following scheme: the dual polarization for movable sensor is micro-
Band antenna, the double polarized micro strip antenna include:
Dielectric substrate, if there are two conductive metals to feed via hole；
Radiation metal patch, positioned at a surface of the dielectric substrate, there are two partially for setting on the radiation metal patch
Feed port from radiation metal patch center feeds via hole by described two conductive metals and passes through the dielectric substrate extremely
The back side of the dielectric substrate is connected respectively to reception and the emission port of transceiver；
Grounding metal plane covers and is adjacent to another surface of the dielectric substrate, is arranged two feed port positions
There is isolated area so that the feed port and the grounding metal plane insulate.
Further, the dielectric substrate is FR4 plate or microwave-medium plate.
Further, two feed through-holes and radiation metal patch center are wired to 90 degree.
Further, the radiation metal patch includes one kind of circular patch, square patch.
Further, the radiation metal patch is circular patch, a diameter of 10~18mm.
Further, the radiation metal patch is square patch, and its side length is 8~15mm.
Further, the radiation metal patch is radiation and receives electromagnetic wave and be converted to the micro- of voltage and current signals
Band resonant antenna.
Further, the grounding metal plane and the radiation metal patch constitute resonant cavity and make electromagnetic radiation and reception
It is directed toward the upper space of the radiation metal patch.
A kind of signal transmit-receive method of double polarized micro strip antenna, the signal transmit-receive method of the double polarized micro strip antenna include with
Lower step:
A wherein feed port on double polarized micro strip antenna is linked into receiver, another feed port by step 1
It is linked into transmitter, two feed ports are feeding point；If two feed through-holes are feed through-hole V and feed through-hole H respectively；
Step 2, the direction of the electromagenetic wave radiation electric field of feed through-hole V excitation are X-direction, the electromagnetism of feed through-hole H excitation
The direction of wave radiation electric field is Y-direction, and X-direction is vertical with Y-direction；
Step 3, feed through-hole V are linked into transmitter, and feed through-hole H is linked into receiver；
Step 4, electromagnetic wave is with X-direction polarized radiation, in electromagnetic wave on the direction of X-direction polarized radiation, if encountered
Object reflects, and the cross-polarized Y polarization components in reflection electromagnetic wave are received by feed through-hole H, handles into receiver, by
In two feeding point Excitation Electromagnetic Wave orthogonal modes, feed through-hole V and feed through-hole H inside double polarized micro strip antenna naturally every
From receiving feeding point not will receive the through connect signal of transmitting feeding point, can only receive the cross polarization point generated by object reflection
Amount.
Compared with the existing technology, the beneficial effects of the present invention are: of the invention is used for the bipolar of 5.8GHz movable sensor
Change microstrip antenna and directly use single antenna, obtain and receive and dispatch isolated effect, the single antenna do not need additionally to terminate electric bridge or
Circulator, volume are also smaller than double antenna.
Double polarized micro strip antenna of the invention itself is using round or square patch antenna, by deviateing two of the center of circle just
It hands over position to place feeding point, feed placement is connected to by the back side of antenna by way of through-hole, due to two feeding points and circle
The orthogonality relation for being wired to 90 degree of the heart, the polarization direction for the electromagenetic wave radiation that different feeding point generates also orthogonal relationship,
The mode of electromagnetic wave of two feed excitations is orthogonality relation, so its coupling is very weak, one of feed point is linked into receiver,
Another feed point is linked into transmitter, and individual antenna obtains the signal of two-way separation naturally.
Detailed description of the invention
Fig. 1 is the face structural schematic diagram that 1 dielectric substrate of the embodiment of the present invention is pasted with radiation metal patch.
Fig. 2 is 1 double polarized micro strip antenna lateral structure schematic diagram of the embodiment of the present invention.
Fig. 3 is that the 1 dielectric substrate back side of the embodiment of the present invention covers grounding metal plane structural schematic diagram.
Fig. 4 is the face structural schematic diagram that 2 dielectric substrate of the embodiment of the present invention is pasted with radiation metal patch.
Fig. 5 is 2 double polarized micro strip antenna lateral structure schematic diagram of the embodiment of the present invention.
Fig. 6 is that the 2 dielectric substrate back side of the embodiment of the present invention covers grounding metal plane structural schematic diagram.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, enables advantages and features of the invention to be easier to be readily appreciated by one skilled in the art, thus to protection of the invention
Range is more clearly defined.Obviously, embodiment described in the invention is only a part of the embodiment of the present invention,
Instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative labor
Every other embodiment obtained under the premise of dynamic, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the connection inside two elements, can be wireless connection, be also possible to wired connection.For those of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
Embodiment 1, specific structure of the invention is as follows, by taking circular radiation metal patch as an example:
Please refer to attached drawing 1-3, the double polarized micro strip antenna for movable sensor of the invention, the double polarized micro strip antenna
Include:
Dielectric substrate 1, if there are two conductive metals to feed via hole；
Radiation metal patch 2, positioned at a surface of the medium substrate 1, on the radiation metal patch 2 there are two settings
The feed port 24 for deviateing radiation metal patch center 23 feeds via hole by described two conductive metals and passes through the medium
The back side of substrate 1 to the dielectric substrate 1 is connected respectively to reception and the emission port of transceiver；
Grounding metal plane 3 covers and is adjacent to another surface of the dielectric substrate 1, sets two feed port positions
Isolated area 31 is equipped with so that the feed port and the grounding metal plane 3 are formed and insulated.
A kind of optimal technical scheme of the present embodiment: the dielectric substrate is FR4 plate or microwave-medium plate.FR4 plate
Thickness according to actual needs depending on, microwave-medium plate be low-loss signal dielectric-slab.
A kind of optimal technical scheme of the present embodiment: two feed through-holes are wired to 90 with radiation metal patch center 23
Degree.
A kind of optimal technical scheme of the present embodiment: the radiation metal patch 2 be circular patch, a diameter of 10~
18mm, more preferred scheme is: the circular patch is 13.8mm.
A kind of optimal technical scheme of the present embodiment: the radiation metal patch 2 is to radiate and receive electromagnetic wave and convert
At the micro-band resonance antenna of voltage and current signals.
A kind of optimal technical scheme of the present embodiment: the grounding metal plane 3 constitutes resonance with the radiation metal patch 2
Chamber simultaneously makes electromagnetic radiation and receives the upper space for being directed toward the radiation metal patch 2.
As shown in Figure 1, X-direction and Y direction are equipped in figure, if two feed through-holes in embodiment 1 are feedback respectively
Electric through-hole V and feed through-hole H, the direction of the electromagenetic wave radiation electric field of feed through-hole V excitation are the X-direction in Fig. 1, and feed is logical
The direction of the electromagenetic wave radiation electric field of hole H excitation is the Y direction in Fig. 1, since electromagnetic wave meets reciprocity theorem, transmitting and
Reception can exchange, any one feed port can be linked into receiver, another feed port is linked into transmitting
Machine.It such as is linked into transmitter to feed through-hole V, electromagnetic wave is such as encountered object reflection, reflected electromagnetism with X-direction polarized radiation
Cross-polarized Y polarization components in wave are received by feed through-hole H, into receiver processing, since two feeding points motivate electricity
Magnetic wave orthogonal mode, feed through-hole V and feed through-hole H are isolated naturally in inner antenna, and receiving feeding point not will receive transmitting feedback
The through connect signal of electricity point, can only receive the cross polar component generated by object reflection.
Embodiment 2: specific structure of the invention is as follows, by taking square-shaped radiation metal patch as an example:
Please refer to attached drawing 4-6, the double polarized micro strip antenna for movable sensor of the invention, the double polarized micro strip antenna
Include:
Second medium substrate 10, if there are two the second feed via holes；
Second radiation metal patch 20 is mounted on a surface of the second medium substrate 10, in second radiation metal
The second feed that is that two the second radiation metal patch centers 231 of deviation are arranged on patch 20 and being connected respectively to transceiver is logical
Hole communicates with described two second feed via holes and passes through the second medium substrate 10 to second Jie with conductive metal
The back side of matter substrate 10 constitutes the second feed port 241；
Second grounding metal plane 30 covers and is adjacent to another surface of the second medium substrate 10, at two second
241 position of feed port is provided with the second isolated area 311 so that second feed port 241 and second grounding metal plane
The shape of 30 formation isolation structures, second medium substrate 10 and the second grounding metal plane 30 does not limit, and connects as long as meeting second
The area of ground metal covering 30 is greater than the area of the second medium substrate 10 and the second grounding metal plane 30 wants described in all standing the
The back side of second medium substrate 10.
A kind of optimal technical scheme of the present embodiment: the second medium substrate 10 include FR4 plate, microwave-medium plate one
Kind, the thickness of FR4 plate according to actual needs depending on, microwave-medium plate be low-loss signal dielectric-slab.
A kind of optimal technical scheme of the present embodiment: two second feed through-holes and the second radiation metal patch center 231
Be wired to 90 degree.
A kind of optimal technical scheme of the present embodiment: the second radiation metal patch 20 is square patch, and its side length is 8
~15mm, more preferred scheme is: the side length of the second radiation metal patch 20 is 11.5mm.
A kind of optimal technical scheme of the present embodiment: the second radiation metal patch 20 is to radiate and receive electromagnetic wave simultaneously
It is converted to the micro-band resonance antenna of voltage and current signals.
A kind of optimal technical scheme of the present embodiment: second grounding metal plane 30 and the second radiation metal patch
20 composition resonant cavities simultaneously make electromagnetic radiation and receive the upper space for being directed toward the second radiation metal patch 20.
A kind of optimal technical scheme of the present embodiment: two the second feed ports 241, one of them second feed port
241 are linked into receiver, another second feed port 241 is linked into transmitter.
As shown in figure 4, X-direction and Y direction are equipped in figure, if two second feed through-holes in embodiment 1 are distinguished
It is the feed of the second feed through-hole V and second through-hole H, the direction of the electromagenetic wave radiation electric field of the second feed through-hole V excitation is in Fig. 4
X-direction, second feed through-hole H excitation electromagenetic wave radiation electric field direction be Fig. 4 in Y direction, due to electromagnetic wave
Meeting reciprocity theorem, transmitting and reception can exchange, any one the second feed port can be linked into receiver,
Another second feed port is linked into transmitter.Transmitter is such as linked into the second feed through-hole V, electromagnetic wave is with X-direction
Polarized radiation such as encounters object reflection, and the cross-polarized Y polarization components in reflection electromagnetic wave are connect by the second feed through-hole H
It receives, into receiver processing, due to two feeding point Excitation Electromagnetic Wave orthogonal modes, the second feed through-hole V and the second feed through-hole H
It is isolated naturally in inner antenna, receiving feeding point not will receive the through connect signal of transmitting feeding point, can only receive and be reflected by object
The cross polar component of generation.
Embodiment 3:
A kind of signal transmit-receive method of double polarized micro strip antenna, including the dual-polarized, microstrip day in embodiment 1 or embodiment 2
Cable architecture, the signal transmit-receive method of the double polarized micro strip antenna the following steps are included:
A wherein feed port on double polarized micro strip antenna is linked into receiver, another feed port by step 1
It is linked into transmitter, two feed ports are feeding point；If two feed through-holes are feed through-hole V and feed through-hole H respectively；
Step 2, the direction of the electromagenetic wave radiation electric field of feed through-hole V excitation are X-direction, the electromagnetism of feed through-hole H excitation
The direction of wave radiation electric field is Y-direction, and X-direction is vertical with Y-direction；
Step 3, feed through-hole V are linked into transmitter, and feed through-hole H is linked into receiver；
Step 4, electromagnetic wave is with X-direction polarized radiation, in electromagnetic wave on the direction of X-direction polarized radiation, if encountered
Object reflects, and the cross-polarized Y polarization components in reflection electromagnetic wave are received by feed through-hole H, handles into receiver, by
In two feeding point Excitation Electromagnetic Wave orthogonal modes, feed through-hole V and feed through-hole H inside double polarized micro strip antenna naturally every
From receiving feeding point not will receive the through connect signal of transmitting feeding point, can only receive the cross polarization point generated by object reflection
Amount.
In conclusion the double polarized micro strip antenna for 5.8GHz movable sensor of the invention directly uses single antenna,
It obtains and receives and dispatches isolated effect, which does not need additionally to terminate electric bridge or circulator, and volume is also smaller than double antenna.This
For double polarized micro strip antenna of invention itself using circle paster antenna, two quadrature positions by deviateing the center of circle place feeding point,
Feed placement is connected to by the back side of antenna by way of through-hole, is being wired to 90 degree just due to two feeding points and the center of circle
Friendship relationship, the polarization direction for the electromagenetic wave radiation that different feeding point generates also orthogonal relationship, the electromagnetism of two feed excitations
Wave mode is orthogonality relation, so its coupling is very weak, one of feed point is linked into receiver, another feed point is linked into transmitting
Machine, individual antenna obtain the signal of two-way separation naturally.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, all benefits
The equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content is applied directly or indirectly in other phases
The technical field of pass, is included within the scope of the present invention.
Claims (9)
1. being used for the double polarized micro strip antenna of movable sensor, which is characterized in that the double polarized micro strip antenna includes:
Dielectric substrate (1), if there are two conductive metals to feed via hole；
Radiation metal patch (2) is located at a surface of the medium substrate (1), is provided with two on the radiation metal patch (2)
A feed port (24) for deviateing radiation metal patch center (23) feeds via hole by described two conductive metals and passes through institute
The back side for stating dielectric substrate (1) to the dielectric substrate (1) is connected respectively to reception and the emission port of transceiver；
Grounding metal plane (3) covers and is adjacent to another surface of the dielectric substrate (1), sets two feed port positions
Isolated area (31) is equipped with so that the feed port and the grounding metal plane (3) form and insulate.
2. the double polarized micro strip antenna according to claim 1 for movable sensor, which is characterized in that the medium base
Piece is FR4 plate or microwave-medium plate.
3. the double polarized micro strip antenna according to claim 1 for movable sensor, which is characterized in that two feeds are logical
Hole is wired to 90 degree with radiation metal patch center (23).
4. the double polarized micro strip antenna according to claim 1 for movable sensor, which is characterized in that the radiation gold
Belong to one kind that patch (2) include circular patch, square patch.
5. the double polarized micro strip antenna according to claim 4 for movable sensor, which is characterized in that the radiation gold
Belonging to patch (2) is circular patch, a diameter of 10~18mm.
6. the double polarized micro strip antenna according to claim 4 for movable sensor, which is characterized in that the radiation gold
Belonging to patch (2) is square patch, and its side length is 8~15mm.
7. the double polarized micro strip antenna according to claim 1 for movable sensor, which is characterized in that the radiation gold
Belong to patch (2) to be radiation and receive electromagnetic wave and be converted to the micro-band resonance antenna of voltage and current signals.
8. the double polarized micro strip antenna according to claim 1 for movable sensor, which is characterized in that the ground connection gold
Category face (3) and the radiation metal patch (2) constitute resonant cavity and make electromagnetic radiation and receive to be directed toward the radiation metal patch
(2) upper space.
9. a kind of signal transmit-receive method of double polarized micro strip antenna, it is characterised in that: including described in claim 1-9 any one
Double polarized micro strip antenna；
The signal transmit-receive method of the double polarized micro strip antenna the following steps are included:
A wherein feed port on double polarized micro strip antenna is linked into receiver by step 1, the access of another feed port
To transmitter, two feed ports are feeding point；If two feed through-holes are feed through-hole V and feed through-hole H respectively；
Step 2, the direction of the electromagenetic wave radiation electric field of feed through-hole V excitation are X-direction, the electromagnetism amplitude of feed through-hole H excitation
The direction of radio field is Y-direction, and X-direction is vertical with Y-direction；
Step 3, feed through-hole V are linked into transmitter, and feed through-hole H is linked into receiver；
Step 4, electromagnetic wave is with X-direction polarized radiation, in electromagnetic wave on the direction of X-direction polarized radiation, if encountering object
It reflects, the cross-polarized Y polarization components in reflection electromagnetic wave are received by feed through-hole H, into receiver processing, due to two
Feeding point Excitation Electromagnetic Wave orthogonal mode, feeds through-hole V and feed through-hole H is isolated naturally inside double polarized micro strip antenna,
Receiving feeding point not will receive the through connect signal of transmitting feeding point, can only receive the cross polar component generated by object reflection.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910662356.4A CN110429385A (en) | 2019-07-22 | 2019-07-22 | Double polarized micro strip antenna and its signal transmit-receive method for movable sensor |
| PCT/CN2019/098422 WO2021012299A1 (en) | 2019-07-22 | 2019-07-30 | Dual-polarized microstrip antenna for mobile sensor and signal transceiving method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910662356.4A CN110429385A (en) | 2019-07-22 | 2019-07-22 | Double polarized micro strip antenna and its signal transmit-receive method for movable sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110429385A true CN110429385A (en) | 2019-11-08 |
Family
ID=68411712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910662356.4A Pending CN110429385A (en) | 2019-07-22 | 2019-07-22 | Double polarized micro strip antenna and its signal transmit-receive method for movable sensor |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110429385A (en) |
| WO (1) | WO2021012299A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021097876A1 (en) * | 2019-11-18 | 2021-05-27 | 深圳市易探科技有限公司 | Dual-panel dual-polarized antenna |
| CN113708055A (en) * | 2020-05-21 | 2021-11-26 | 华为技术有限公司 | Multi-frequency dual-polarized antenna and electronic equipment |
| CN113839205A (en) * | 2021-09-22 | 2021-12-24 | 广东电网有限责任公司广州供电局 | Power transformer, power detection device and partial discharge signal monitoring antenna |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1145697A (en) * | 1995-02-16 | 1997-03-19 | 摩托罗拉公司 | Dual rectangular patch antenna system and radio equipments |
| US6061025A (en) * | 1995-12-07 | 2000-05-09 | Atlantic Aerospace Electronics Corporation | Tunable microstrip patch antenna and control system therefor |
| KR20100050298A (en) * | 2008-11-05 | 2010-05-13 | 한국과학기술원 | Single antenna radar sensor using patch antenna |
| US20100194663A1 (en) * | 2007-10-19 | 2010-08-05 | Board Of Trustees Operating Michigan State University | Variable frequency patch antenna |
| CN102197536A (en) * | 2008-08-28 | 2011-09-21 | 罗伯特·博世有限公司 | Electric device |
| CN102651504A (en) * | 2011-02-24 | 2012-08-29 | 启碁科技股份有限公司 | Flat Panel Dual Polarized Antenna |
| CN204045727U (en) * | 2014-08-22 | 2014-12-24 | 江苏本能科技有限公司 | Double-fed point circular polarization microstrip antenna |
| CN107809008A (en) * | 2017-11-23 | 2018-03-16 | 东莞理工学院 | The interior full-duplex antenna of band based on 180 degree mixing ring |
| CN209948052U (en) * | 2019-07-22 | 2020-01-14 | 深圳市易探科技有限公司 | Dual polarized microstrip antenna for mobile sensor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004343531A (en) * | 2003-05-16 | 2004-12-02 | Alps Electric Co Ltd | Compound antenna |
| CN104269616B (en) * | 2014-09-17 | 2017-10-17 | 电子科技大学 | The rectangular microstrip antenna of higher mode is worked in Mobile solution |
| CN106935963A (en) * | 2017-01-20 | 2017-07-07 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | High isolation dual polarized circumferential weld microband antenna unit |
-
2019
- 2019-07-22 CN CN201910662356.4A patent/CN110429385A/en active Pending
- 2019-07-30 WO PCT/CN2019/098422 patent/WO2021012299A1/en active Application Filing
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1145697A (en) * | 1995-02-16 | 1997-03-19 | 摩托罗拉公司 | Dual rectangular patch antenna system and radio equipments |
| US6061025A (en) * | 1995-12-07 | 2000-05-09 | Atlantic Aerospace Electronics Corporation | Tunable microstrip patch antenna and control system therefor |
| US20100194663A1 (en) * | 2007-10-19 | 2010-08-05 | Board Of Trustees Operating Michigan State University | Variable frequency patch antenna |
| CN102197536A (en) * | 2008-08-28 | 2011-09-21 | 罗伯特·博世有限公司 | Electric device |
| KR20100050298A (en) * | 2008-11-05 | 2010-05-13 | 한국과학기술원 | Single antenna radar sensor using patch antenna |
| CN102651504A (en) * | 2011-02-24 | 2012-08-29 | 启碁科技股份有限公司 | Flat Panel Dual Polarized Antenna |
| CN204045727U (en) * | 2014-08-22 | 2014-12-24 | 江苏本能科技有限公司 | Double-fed point circular polarization microstrip antenna |
| CN107809008A (en) * | 2017-11-23 | 2018-03-16 | 东莞理工学院 | The interior full-duplex antenna of band based on 180 degree mixing ring |
| CN209948052U (en) * | 2019-07-22 | 2020-01-14 | 深圳市易探科技有限公司 | Dual polarized microstrip antenna for mobile sensor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021097876A1 (en) * | 2019-11-18 | 2021-05-27 | 深圳市易探科技有限公司 | Dual-panel dual-polarized antenna |
| CN113708055A (en) * | 2020-05-21 | 2021-11-26 | 华为技术有限公司 | Multi-frequency dual-polarized antenna and electronic equipment |
| CN113839205A (en) * | 2021-09-22 | 2021-12-24 | 广东电网有限责任公司广州供电局 | Power transformer, power detection device and partial discharge signal monitoring antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021012299A1 (en) | 2021-01-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Topak et al. | Compact topside millimeter-wave waveguide-to-microstrip transitions | |
| EP3462539B1 (en) | Multifunctional gnss antenna | |
| CN110429385A (en) | Double polarized micro strip antenna and its signal transmit-receive method for movable sensor | |
| CN202930564U (en) | Multi-frequency satellite navigation antenna | |
| CN209948052U (en) | Dual polarized microstrip antenna for mobile sensor | |
| JP2005505963A (en) | Slot coupled polarization radiator | |
| CN103022731A (en) | Multi-frequency circularly polarized stacked micro-strip antenna | |
| CN109273838A (en) | A kind of circular polarisation phased array antenna array element | |
| CN107809008B (en) | In-band full duplex antenna based on 180-degree hybrid loop | |
| CN105896084B (en) | A kind of full frequency band car antenna | |
| CN104882661A (en) | Wide-beam circularly-polarized micro-strip antenna | |
| CN110739533A (en) | double-panel dual-polarized antenna | |
| CN105490020B (en) | A kind of water resistant depth multi-band communication navigation combined antenna | |
| CN210628481U (en) | Dual-panel dual-polarized antenna | |
| CN106486753B (en) | Navigation antenna supporting multiple systems, low profile and high gain | |
| CN201438502U (en) | Dual-frequency broadband double-dipole antenna | |
| CN203288752U (en) | High-isolation-degree multi-frequency transmitting-receiving antenna | |
| CN215869784U (en) | Vehicle-mounted multi-band multi-port MIMO antenna | |
| CN205335411U (en) | Antenna emitter | |
| CN108493593B (en) | A polarization reconfigurable antenna array based on feed network | |
| US9929462B2 (en) | Multiple layer dielectric panel directional antenna | |
| CN103943963A (en) | Dual polarization slot antenna based on SIW technology | |
| CN209329148U (en) | An in-band full-duplex antenna based on a novel hybrid loop feed network | |
| CN208299012U (en) | A kind of differential bipolar antenna based on substrate integration wave-guide | |
| CN110797618A (en) | Microstrip coaxial connection structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |