CN110137698A - One kind being based on MEMS array lens antenna - Google Patents
One kind being based on MEMS array lens antenna Download PDFInfo
- Publication number
- CN110137698A CN110137698A CN201910432586.1A CN201910432586A CN110137698A CN 110137698 A CN110137698 A CN 110137698A CN 201910432586 A CN201910432586 A CN 201910432586A CN 110137698 A CN110137698 A CN 110137698A
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- antenna
- array unit
- antenna array
- lens
- antenna element
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- 230000005855 radiation Effects 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims abstract description 8
- 239000000758 substrate Substances 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/20—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
- H01Q21/293—Combinations of different interacting antenna units for giving a desired directional characteristic one unit or more being an array of identical aerial elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
- H01Q3/04—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation
- H01Q3/06—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation over a restricted angle
Landscapes
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses one kind to be based on MEMS array lens antenna, including antenna array unit, angled installation between each antenna array unit and level ground, and several described antenna array unit combinations are arranged in concave mirror arrangements and convex lens array；The present invention realizes the form for MEMS antenna array unit being made into lens, and wherein convex lens antenna array unit can expand the radiation scope of antenna without rotation；The signal gathering of concavees lens antenna array unit, generation is emitted again in a bit, enhances emissive porwer, it can be achieved that point-to-point communication；It is not necessarily to mechanical rotation simultaneously, antenna element installation at an angle itself, in addition modulated twisting, its radiating surface realizes larger range of covering, mechanical radar is avoided to rotate by tradition machinery formula, the scanning rotation for realizing wave beam, improves the influence that mechanical scan target reflection speed is slow, renewal rate is low, resolution ratio is poor etc..
Description
Technical field
The present invention relates to communication antenna fields, specially a kind of to be based on MEMS array lens antenna.
Background technique
Traditional array radar generallys use mechanical scan or electric scanning formula i.e. phased-array radar.Mechanical scanning type thunder
Up to being to realize beam scanning by rotation radar antenna, since it is influenced by mechanically rotating, reaction speed is slow, target update
Rate is low, resolution ratio is poor, multifunctionality is weak, electronic warfare capability is poor, volume is big, power consumption is high, expensive.Although electric scanning formula
Radar, that is, phased-array radar is the feed method by controlling bay, flexibly controls beam position, and beam position is flexible,
It is able to achieve noninertia quickly to scan, data transfer rate is high and resolution ratio, multifunctionality and electronic warfare capability are strong, however traditional phase
Control battle array radar is expensive, power consumption is big, volume is big, cooling requirement is big.This is because each antenna list in phased-array radar
Member is other than having antenna oscillator, and there are also the necessary devices such as phase shifter.Different oscillators can be fed into not by phase shifter
The electric current of same phase, to give off the wave beam of different directions in space.The working foundation of this radar is that phase is controllable
Array antenna.Either mechanical scan or electric scanning formula radar are scanned through by controlling all directions of antenna element
At.
Electric scanning formula radar antenna, working foundation are all the controllable array antennas of phase, and each antenna element is in addition to having
Except antenna oscillator, there are also the necessary device such as phase shifter, different oscillators can be fed into different phases by phase shifter
Electric current, to give off the wave beam of different directions in space；Traditional array radar generally use mechanical scan or
Electric scanning formula, that is, phased-array radar, mechanical scanning type radar is to realize beam scanning by rotation radar antenna, since it is by machine
The influence of tool formula rotation, reaction speed is slow, target update rate is low, resolution ratio is poor, multifunctionality is weak, electronic warfare capability is poor,
Volume is big, power consumption is high, expensive, although electric scanning formula radar, that is, phased-array radar is the feed side by controlling bay
Method flexibly controls beam position, and beam position is flexible, is able to achieve noninertia and quickly scans, and data transfer rate is high and resolution ratio, more
Functional and electronic warfare capability is strong, however traditional phased-array radar is expensive, power consumption is big, volume is big, cooling needs
Ask big.
Summary of the invention
The purpose of the present invention is to provide one kind to be based on MEMS array lens antenna, in order to overcome above-mentioned technical problem,
MEMS antenna is pressed into form of lens array, thus it is possible to vary the arrangement angle of antenna, without rotation, so that it may realize in each orientation
Scanning.
The purpose of the present invention can be achieved through the following technical solutions:
One kind being based on MEMS array lens antenna, including antenna array unit, each antenna array unit and level
Angled installation between ground, and several described antenna array unit combinations are arranged in concave mirror arrangements and convex lens array,
The antenna array unit includes antenna element, substrate, rotary mounting seat and electrode, the antenna element two sides respectively with two
Rotary mounting seat top inner side is flexibly connected, and rotary mounting seat bottom end is fixed in the substrate of bottom, the substrate top side peace
Equipped with being symmetrically installed there are two electrode, two electrodes are located at down either side at the top of antenna element.
As a further solution of the present invention: steps are as follows for the antenna specifically used:
Antenna array unit presses certain structure type assembled arrangement, is arranged in concave mirror arrangements and convex lens array knot
Tilt angle, angle of radiation and range difference, while each antenna element and rotation is presented in structure, antenna array unit each in this way
Mounting base is flexibly connected, when some electrode in two electrodes that antenna element bottom side both ends lower section is mounted in substrate is powered
Potential difference is generated with antenna element surface, generates electrostatic attraction, tilts antenna element surface, to change outgoing beam
Direction controls wave beam by modulating, and realizes the deflection of wave beam, when antenna element emits signal, can produce deflection angle,
Expand radiation scope, is not necessarily to mechanical rotation, while being generated according to lens principle, the antenna array unit of concave mirror arrangements
Signal gathering is emitted again in a bit, increases the emissive porwer of signal.
Beneficial effects of the present invention: the present invention is designed by reasonable structure, and realization is made into MEMS antenna array unit
The form of lens, wherein convex lens antenna array unit can expand the radiation scope of antenna without rotation；Concavees lens aerial array
The signal gathering of unit, generation is emitted again in a bit, enhances emissive porwer, it can be achieved that point-to-point communication；Nothing simultaneously
Mechanical rotation is needed, antenna element installation at an angle itself, modulated twisting in addition, radiating surface is realized bigger
The covering of range avoids mechanical radar and rotates by tradition machinery formula, realizes the scanning rotation of wave beam, improves mechanical
Scan the influence that target reflection speed is slow, renewal rate is low, resolution ratio is poor etc..
Detailed description of the invention
In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the drawings.
Fig. 1 is inventive antenna array element overall structure diagram；
Fig. 2 is inventive antenna array element rotational structure schematic diagram；
Fig. 3 is concavees lens antenna array unit floor map of the present invention；
Fig. 4 is convex lens antenna array unit floor map of the present invention.
In figure: 1, antenna array unit；2, antenna element；3, substrate；4, rotary mounting seat；5, electrode.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with embodiment, it is clear that described reality
Applying example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
Logical technical staff all other embodiment obtained without creative efforts belongs to what the present invention protected
Range.
It please refers to shown in Fig. 1-4, one kind being based on MEMS array lens antenna, which is characterized in that including antenna array unit
1, angled installation between each antenna array unit 1 and level ground, and the combination of several antenna array units 1 is in concavees lens
Array and convex lens array arrangement, are made into MEMS antenna array unit 1 form of lens, and antenna array unit 1 includes antenna
Unit 2, substrate 3, rotary mounting seat 4 and electrode 5,2 two sides of antenna element respectively with two 4 top inner side activities of rotary mounting seat
Connection, convenient for guaranteeing the angled installation of antenna element 2, and 4 bottom end of rotary mounting seat is fixed in the substrate 3 of bottom, and substrate 3 is pushed up
Side, which is equipped with, to be symmetrically installed there are two electrode 5, and two electrodes 5 are located at 2 top down either side of antenna element, antenna element 2
Potential difference is generated with 2 surface of antenna element under the energization action of electrode 5 and then generates electrostatic attraction completion torsion.
Steps are as follows for the antenna specifically used:
Antenna array unit 1 presses certain structure type assembled arrangement, is arranged in concave mirror arrangements and convex lens array knot
Tilt angle, angle of radiation and range difference, while each antenna element 2 and rotation is presented in structure, antenna array unit 1 each in this way
Turn the flexible connection of mounting base 4, when some electricity in two electrodes 5 that 2 bottom side both ends of antenna element lower section is mounted in substrate 3
Pole 5 is powered and 2 surface of antenna element generates potential difference, generates electrostatic attraction, tilts 2 surface of antenna element, to change
The direction of outgoing beam controls wave beam by modulating, and realizes the deflection of wave beam, when antenna element 2 emits signal, can produce
Raw deflection angle, expands radiation scope, is not necessarily to mechanical rotation, while according to lens principle, the antenna array of concave mirror arrangements
The signal gathering that column unit 1 generates is emitted again in a bit, increases the emissive porwer of signal, this array lens aerial array
Unit 1 is equally applicable to other and needs on the communication component of antenna, realizes point-to-point communication, and also or signal is sent out on a large scale
It penetrates.
The present invention is designed by reasonable structure, realizes the form for MEMS antenna array unit 1 being made into lens, convexity
Lens antenna array unit 1 can expand the radiation scope of antenna without rotation；Concavees lens antenna array unit 1, the signal of generation
It converges at and is a little emitted again, enhance emissive porwer, it can be achieved that point-to-point communication；It is not necessarily to mechanical rotation simultaneously,
Antenna element 2 installation at an angle itself, in addition modulated twisting, radiating surface are realized larger range of covering, are kept away
Mechanical radar is exempted to rotate by tradition machinery formula, has realized the scanning rotation of wave beam, improve the reflection of mechanical scan target
The influence that speed is slow, renewal rate is low, resolution ratio is poor etc..
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (2)
1. one kind is based on MEMS array lens antenna, which is characterized in that including antenna array unit (1), each antenna array
Angled installation between column unit (1) and level ground, and several described antenna array unit (1) combinations are in concave mirror arrangements
It is arranged with convex lens array, the antenna array unit (1) includes antenna element (2), substrate (3), rotary mounting seat (4) and electricity
Pole (5), antenna element (2) two sides are flexibly connected with two rotary mounting seat (4) top inner sides respectively, and rotary mounting seat
(4) bottom end is fixed in the substrate (3) of bottom, and substrate (3) top side, which is equipped with, to be symmetrically installed there are two electrode (5), and two
The electrode (5) is located at down either side at the top of antenna element (2).
A kind of be based on MEMS array lens antenna 2. according to claim 1, which is characterized in that the antenna it is specifically used
Steps are as follows:
Antenna array unit (1) presses certain structure type assembled arrangement, is arranged in concave mirror arrangements and convex lens array structure,
Tilt angle is presented in each antenna array unit (1) in this way, and angle of radiation and range are different, at the same each antenna element (2) with
Rotary mounting seat (4) is flexibly connected, and is mounted in two electrodes (5) on substrate (3) below antenna element (2) bottom side both ends
Some electrode (5) be powered and antenna element (2) surface generate potential difference, generate electrostatic attraction, make antenna element (2) table
Face inclination, to change the direction of outgoing beam, controls wave beam by modulating, realizes the deflection of wave beam, when antenna element (2)
When emitting signal, deflection angle can produce, expand radiation scope, be not necessarily to mechanical rotation, while according to lens principle, it is recessed
The signal gathering that the antenna array unit (1) of lens array generates is emitted again in a bit, increases the emissive porwer of signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910432586.1A CN110137698B (en) | 2019-05-23 | 2019-05-23 | Based on MEMS array lens antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910432586.1A CN110137698B (en) | 2019-05-23 | 2019-05-23 | Based on MEMS array lens antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110137698A true CN110137698A (en) | 2019-08-16 |
| CN110137698B CN110137698B (en) | 2020-09-18 |
Family
ID=67572433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910432586.1A Active CN110137698B (en) | 2019-05-23 | 2019-05-23 | Based on MEMS array lens antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110137698B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110649969A (en) * | 2019-09-24 | 2020-01-03 | 成都信息工程大学 | Ultra-low power consumption mirror reflection light communication device and method |
| CN115333561A (en) * | 2021-04-23 | 2022-11-11 | 宏达国际电子股份有限公司 | Wireless signal transceiver |
| US11641236B2 (en) | 2015-12-31 | 2023-05-02 | Viasat, Inc. | Broadband satellite communication system using optical feeder links |
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| CN1497772A (en) * | 2002-10-03 | 2004-05-19 | Smk株式会社 | Rotary antenna and electronic equipment with the antenna |
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2019
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| US20140062786A1 (en) * | 2009-08-31 | 2014-03-06 | Electronics And Telecommunications Research Institute | Sensing device having multi beam antenna array |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11641236B2 (en) | 2015-12-31 | 2023-05-02 | Viasat, Inc. | Broadband satellite communication system using optical feeder links |
| CN110649969A (en) * | 2019-09-24 | 2020-01-03 | 成都信息工程大学 | Ultra-low power consumption mirror reflection light communication device and method |
| CN110649969B (en) * | 2019-09-24 | 2021-05-18 | 成都信息工程大学 | Ultra-low power consumption mirror reflection light communication device and method |
| CN115333561A (en) * | 2021-04-23 | 2022-11-11 | 宏达国际电子股份有限公司 | Wireless signal transceiver |
| CN115333561B (en) * | 2021-04-23 | 2023-12-19 | 宏达国际电子股份有限公司 | wireless signal transceiver |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110137698B (en) | 2020-09-18 |
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Effective date of registration: 20240112 Address after: 611730 1st floor, building 1, No. 6, Kexin Road, high tech Zone (West District), Chengdu, Sichuan Patentee after: CHENGDU IRIDIUM COMMUNICATIONS CO.,LTD. Address before: No.24, Section 1, Xuefu Road, Southwest Airport Economic Development Zone, Chengdu, Sichuan 610025 Patentee before: CHENGDU University OF INFORMATION TECHNOLOGY |