CN1972075A - A receiving rectification antenna - Google Patents
A receiving rectification antenna Download PDFInfo
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- CN1972075A CN1972075A CNA2006101648089A CN200610164808A CN1972075A CN 1972075 A CN1972075 A CN 1972075A CN A2006101648089 A CNA2006101648089 A CN A2006101648089A CN 200610164808 A CN200610164808 A CN 200610164808A CN 1972075 A CN1972075 A CN 1972075A
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- antenna
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- microstrip
- receiving
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Abstract
This invention relates to one integral receive antenna, which is characterized by the following: comprising receive antenna, integral circuit, filter circuit and match circuit; each part adopts print circuit and the whole receive antenna is processed into one base slice of polytetrafluoroethylene with both sides covered with metal copper film with one connected to earth.
Description
Technical field
The present invention relates to receiving rectification antenna.
Background technology
Nineteen sixties, for solve the world to energy demand increase day by day and traditional energy faces contradiction between exhausting, the conception of space solar power station has been proposed: in space, the solar cell that utilization is installed on the satellite is collected electric energy, and then with the mode of microwave power transmission electric energy transmitting is arrived the earth.The mode of microwave power transmission is: earlier electric energy is converted to microwave energy and is transmitted into earth surface, receive microwave energy on the face of land and be converted to electric energy, be the power consumption equipment power supply.
Receiving rectification antenna is the part in the microwave power transmission system, and the microwave energy that is used for being transmitted into the face of land receives and be converted to direct current or AC energy.Except being used for the microwave power transmission system, receiving rectification antenna can also be used for: to satellite and the power supply of track delivery vehicle, drive unmanned vehicle, and to the miniature portable power devices.
Early stage receiving rectification antenna generally is designed to the form of bell-mouth antenna or parabolic antenna.Use such receiving rectification antenna, California Institute of Technology has finished the microwave power transmission experiment far away of 1.6 kms in the open air.But the shortcoming of this antenna mainly is: volume is big, manufacturing cost is high, so lack practicality.After this, the Blang of Lei Sheng company uses the aluminum strip design and has made the microwave receiving RECTIFYING ANTENNA, and antenna volume obviously reduces, but the aluminum strip antenna is still too heavy, and in case extensive practicality will expend a large amount of metal materials.
Summary of the invention
Existing receiving rectification antenna volume is big, manufacturing cost is high in order to overcome, heavy, be unfavorable for shortcoming such as manufacturing on a large scale, the present invention proposes a kind of printing electric energy receiving rectification antenna that adopts new construction.This receiving rectification antenna total amount is light, easily manufactured, is very suitable for extensive practicality.
Receiving rectification antenna of the present invention is made up of following several parts: reception antenna, rectification circuit, filter circuit and match circuit, all adopt printed circuit with top, and integral manufacturing is on same dielectric substrate.The present invention includes forms such as microstrip antenna, stripline antenna, coupled microstrip antenna and coplanar striplines antenna.
Reception antenna is used for receiving microwave energy, and reception antenna generally is designed to the paster antenna form, adopts the method for designing of the chamber theory of modules, and feeding classification has two kinds of side feedback formula and back feed types.Can be designed to polarization modes such as linear polarization, circular polarization, dual polarization according to the needs of practicality.If adopt the linear polarization mode, require polarization to aim between microwave transmitting terminal antenna and the reception antenna; If do not satisfy the condition that polarization is aimed at, generally reception antenna be designed to circular polarization or dual polarization mode.
Rectification circuit is the core of receiving rectification antenna, utilize the nonlinear effect of diode, microwave energy is converted to the harmonic wave of dc energy and fraction, and the rectification circuit structure mainly contains two kinds of full-wave bridge rectifier circuit and single diode half-wave rectifying circuits.
Filter circuit is used for the harmonic wave that suppresses to produce in the switching process, and microwave energy is limited in the rectification circuit scope, and filter circuit comprises input filtering and output filtering two parts, respectively at the two ends of rectification circuit.The design of filter circuit has two kinds of common scheme: the first, and input filter passes through by first-harmonic is lossless, stops odd harmonic to be passed through; Output filter passes through by direct current and even-order harmonic, stops first-harmonic and odd harmonic to be passed through.It two is that input filter only allows first-harmonic pass through, and stops harmonic wave to pass through; Output filter only allows direct current pass through, and stops first-harmonic and harmonic wave to pass through.
Match circuit is used for guaranteeing the impedance matching of reception antenna and rectification circuit, and the impedance matching between rectification circuit and the external power consumption equipment.
The present invention mainly contains following advantage:
The first, section is low, volume is little, in light weight, has planar structure, is easy to the power consumption equipment coplane conformal.
The second, the receiving rectification antenna integral manufacturing is suitable for producing in enormous quantities with printed circuit technique on same dielectric substrate, and cost is low.
The 3rd, antenna pattern and performance variation for example are convenient to obtain circular polarization, realize multifunctional workings such as two-band, dual polarization easily.
Description of drawings
Accompanying drawing is the circuit connecting relation figure of printed circuit receiving rectification antenna.
Specific implementation method
The invention will be further described below in conjunction with the drawings and specific embodiments.
The present invention is made up of following several parts as shown in the figure: reception antenna 1, rectifier diode 4, filter circuit and match circuit 3, all adopt printed circuit with top, whole receiving rectification antenna is produced on the dielectric substrate, substrate material is a polytetrafluoroethylene, the two sides of substrate is used printing technology to cover and is gone up the metallic copper film, and one side wherein is as ground plane 8.The operating frequency of receiving rectification antenna is 5.8GHz.
Reception antenna 1 is the circular polarization microstrip antenna that adopts the rescinded angle pattern, makes reception antenna that circular polarization characteristics preferably be arranged when the operating frequency of 5.8GHz.Reception antenna adopts the side feeding classification.For the ease of impedance matching, it is identical that the input impedance of reception antenna 1 and the characteristic impedance of feeder line are adjusted to, and all have only active component.
What directly link to each other with reception antenna is input filter 2, adopts the microstrip filter on five rank, and effect is to make that the 5.8GHz first-harmonic is lossless to pass through that the prevention harmonic wave passes through, and is back to reception antenna 1 to prevent harmonic wave.
Present embodiment adopts single rectifier diode 4 as half-wave rectifying circuit, and it is converted to the harmonic wave of dc energy and fraction with microwave energy, compares with bridge full-wave rectifier, and the energy conversion efficiency of halfwave rectifier is suitable, and circuit structure is much simple.The model of rectifier diode 4 is HSMS-286; It has two pins, and one links to each other with microstrip line in the match circuit 3, and another is welded on the pad of via hole, just links to each other with ground plane 8.
Output filter 5 is made of jointly one section microstrip transmission line and electric capacity 7, and electric capacity 7 also is that a pin is welded on this section microstrip transmission line, and another is welded on the pad of via hole.Output filter 5 makes that direct current is lossless to be passed through, and stops first-harmonic and harmonic wave to pass through.So microwave energy is limited between input filter 2 and the output filter 5.
Match circuit 3 is used for guaranteeing the impedance matching between reception antenna 1 and the rectifier diode 4, just makes to see that from match circuit 3 input impedance in the past equals the input impedance of antenna, and the purpose of impedance matching is the direct current power maximum that makes that power consumption equipment 6 obtains; Match circuit 3 is made of one section quarter-wave microstrip line.
Power consumption equipment 6 is as the load of receiving rectification antenna output direct current power.When to reception antenna 1 emission 5.8GHz microwave, arrive direct current power with regard to energy measurement on the power consumption equipment 6, this is the direct current energy that microwave energy is converted to by receiving rectification antenna.
Adopt the receiving rectification antenna of present embodiment, its energy conversion efficiency can reach 78%.The power density of output direct current is 59000 watts every kilogram, and the output power density of aluminum strip receiving rectification antenna has only 5000 watts every kilogram.
Claims (4)
1. receiving rectification antenna, it is characterized in that, comprise reception antenna [1], rectification circuit, filter circuit and match circuit [3], each part mentioned above all adopts printed circuit, whole receiving rectification antenna is produced on the teflon substrate, the two sides of substrate covers goes up the metallic copper film, and one side wherein is as ground plane [8].
2. receiving rectification antenna according to claim 1 is characterized in that, reception antenna [1] adopts rescinded angle type circular polarization microstrip antenna, side feeding classification; Filter circuit [3] directly links to each other with reception antenna; Pin of rectifier diode [4] links to each other with the microstrip line in the match circuit [3], and another pin is welded on the pad of via hole, links to each other with ground plane [8]; Output filter [5] is by one section microstrip transmission line and the common formation of electric capacity [7], and [7] pins of electric capacity are welded on this section microstrip transmission line, and another is welded on the pad of via hole; Match circuit [3] is made of one section quarter-wave microstrip line.
3. receiving rectification antenna according to claim 1 and 2 is characterized in that rectification circuit is full-wave rectification or halfwave rectifier.
4, receiving rectification antenna according to claim 1 and 2 is characterized in that reception antenna [1] can comprise microstrip antenna, stripline antenna, coupled microstrip antenna and coplanar striplines antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101648089A CN1972075A (en) | 2006-12-06 | 2006-12-06 | A receiving rectification antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101648089A CN1972075A (en) | 2006-12-06 | 2006-12-06 | A receiving rectification antenna |
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| Publication Number | Publication Date |
|---|---|
| CN1972075A true CN1972075A (en) | 2007-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2006101648089A Pending CN1972075A (en) | 2006-12-06 | 2006-12-06 | A receiving rectification antenna |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101562359B (en) * | 2009-05-26 | 2011-11-23 | 上海大学 | High-conversion efficiency circularly polarized rectenna |
| CN102386686A (en) * | 2011-11-08 | 2012-03-21 | 中国矿业大学 | Motion type wireless electric energy transmission system |
| CN102723788A (en) * | 2012-06-08 | 2012-10-10 | 江苏大学 | Wireless energy double-frequency receiving device of sensor |
| CN103630757A (en) * | 2013-11-20 | 2014-03-12 | 江苏大学 | Three-frequency band mobile phone radiation intensity indicator |
| CN104300697A (en) * | 2014-10-11 | 2015-01-21 | 中国电子科技集团公司第二十研究所 | Separating type receiving and rectifying circuit |
| CN104467466A (en) * | 2014-11-19 | 2015-03-25 | 中国电子科技集团公司第二十研究所 | Broadband microwave power transmission rectifying assembly |
| CN104767029A (en) * | 2015-03-17 | 2015-07-08 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | Micro-strip rectification antenna based on WIFI frequency band |
| TWI563728B (en) * | 2014-04-18 | 2016-12-21 | Univ Lunghwa Sci & Technology | |
| CN107482316A (en) * | 2017-09-20 | 2017-12-15 | 成都瑞德星无线技术有限公司 | High power RECTIFYING ANTENNA in a kind of compact |
| CN107872919A (en) * | 2016-09-23 | 2018-04-03 | 宇龙计算机通信科技(深圳)有限公司 | Impedance matching circuit plate, antenna and terminal |
| CN107944533A (en) * | 2017-11-16 | 2018-04-20 | 深圳成谷科技有限公司 | Highway passing card |
| CN108199151A (en) * | 2017-12-06 | 2018-06-22 | 上海大学 | A kind of energy information parallel transmission rectenna array |
| CN108321514A (en) * | 2017-11-06 | 2018-07-24 | 电子科技大学 | A kind of integrated, miniaturization coaxial feed circular polarisation RECTIFYING ANTENNA unit design |
| CN109088484A (en) * | 2018-08-23 | 2018-12-25 | 四川大学 | A kind of microwave wireless energy transmission spatial match technology |
| CN114884431A (en) * | 2022-03-29 | 2022-08-09 | 哈尔滨工业大学 | Photovoltaic-fuel cell multi-energy complementary system of lunar base |
-
2006
- 2006-12-06 CN CNA2006101648089A patent/CN1972075A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101562359B (en) * | 2009-05-26 | 2011-11-23 | 上海大学 | High-conversion efficiency circularly polarized rectenna |
| CN102386686A (en) * | 2011-11-08 | 2012-03-21 | 中国矿业大学 | Motion type wireless electric energy transmission system |
| CN102723788A (en) * | 2012-06-08 | 2012-10-10 | 江苏大学 | Wireless energy double-frequency receiving device of sensor |
| CN103630757A (en) * | 2013-11-20 | 2014-03-12 | 江苏大学 | Three-frequency band mobile phone radiation intensity indicator |
| TWI563728B (en) * | 2014-04-18 | 2016-12-21 | Univ Lunghwa Sci & Technology | |
| CN104300697A (en) * | 2014-10-11 | 2015-01-21 | 中国电子科技集团公司第二十研究所 | Separating type receiving and rectifying circuit |
| CN104467466A (en) * | 2014-11-19 | 2015-03-25 | 中国电子科技集团公司第二十研究所 | Broadband microwave power transmission rectifying assembly |
| CN104767029A (en) * | 2015-03-17 | 2015-07-08 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | Micro-strip rectification antenna based on WIFI frequency band |
| CN107872919A (en) * | 2016-09-23 | 2018-04-03 | 宇龙计算机通信科技(深圳)有限公司 | Impedance matching circuit plate, antenna and terminal |
| CN107482316A (en) * | 2017-09-20 | 2017-12-15 | 成都瑞德星无线技术有限公司 | High power RECTIFYING ANTENNA in a kind of compact |
| CN108321514A (en) * | 2017-11-06 | 2018-07-24 | 电子科技大学 | A kind of integrated, miniaturization coaxial feed circular polarisation RECTIFYING ANTENNA unit design |
| CN107944533A (en) * | 2017-11-16 | 2018-04-20 | 深圳成谷科技有限公司 | Highway passing card |
| CN108199151A (en) * | 2017-12-06 | 2018-06-22 | 上海大学 | A kind of energy information parallel transmission rectenna array |
| CN109088484A (en) * | 2018-08-23 | 2018-12-25 | 四川大学 | A kind of microwave wireless energy transmission spatial match technology |
| CN114884431A (en) * | 2022-03-29 | 2022-08-09 | 哈尔滨工业大学 | Photovoltaic-fuel cell multi-energy complementary system of lunar base |
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Open date: 20070530 |