CN101615722A - The logarithmically periodic dipole array antenna of feeding substrate integrated waveguide - Google Patents
The logarithmically periodic dipole array antenna of feeding substrate integrated waveguide Download PDFInfo
- Publication number
- CN101615722A CN101615722A CN200910033244A CN200910033244A CN101615722A CN 101615722 A CN101615722 A CN 101615722A CN 200910033244 A CN200910033244 A CN 200910033244A CN 200910033244 A CN200910033244 A CN 200910033244A CN 101615722 A CN101615722 A CN 101615722A
- Authority
- CN
- China
- Prior art keywords
- guide
- antenna
- substrate
- integration wave
- array antenna
- 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
Images
Abstract
The broadband logarithmically periodic dipole array antenna of feeding substrate integrated waveguide is provided with assembly line (5), upper surface feed a period of time antenna (7), the upper surface (9) of substrate integration wave-guide, little band gradual transition line (6), output 50 ohm microstrip (8) of the upper surface that is linked in sequence on the upper surface coat of metal (2); The assembly line of upper surface (5) directly is connected with the upper surface (9) of substrate integration wave-guide, and upper surface feed a period of time antenna (7) is positioned at the both sides of the assembly line (5) of upper surface; The lower surface coat of metal (3) include with the assembly line (11) of the logarithmically periodic dipole array antenna lower surface of the parallel symmetry of assembly line (5) of logarithmically periodic dipole array antenna upper surface, with upper surface feed a period of time antenna (7) intersect symmetry lower surface feed a period of time antenna (12), with the ground surface (14) of the lower surface (13) of the symmetrical substrate integration wave-guide of the upper surface (9) of substrate integration wave-guide, the microstrip line that links to each other with the lower surface (13) of substrate integration wave-guide.
Description
Technical field
The present invention is a kind of logarithmically periodic dipole array antenna designing technique based on novel feeding substrate integrated waveguide structure.Designed antenna comprises logarithmically periodic dipole array antenna and substrate integrated wave guide structure two parts.By with substrate integration wave-guide and the cascade of logarithmically periodic dipole array antenna, formed the broad-band antenna that feed structure is simple, the work zone is wide, loss is little.This Antenna Design is based on the plane electric circuit technology, and volume is small and exquisite, and it is integrated to be fit to level.
Background technology
Along with the high speed development of the communication technology, have extensive studies and application that the wide-band communication system of plurality of advantages such as low complex degree, low cost, work zone be wide obtains.The space Log Periodic Array Antenna is widely used in wide-band communication system, because its volume develops into the printing Log Periodic Array Antenna greatly and progressively, but the logarithm periodic antenna of millimeter wave printing at present is difficult to use coaxial feeding.Therefore the volume of substrate integration wave-guide is small and exquisite, is that a kind of low section, low cost, work zone are wide, simplicity of design, planar transmission line structure that size is littler, and the current and phase difference of going up lower plane simultaneously is 180 °, has the balanced line characteristic.Logarithm periodic antenna and substrate integrated wave guide structure are combined, can form low section, print Log Periodic Array Antenna cheaply.
Summary of the invention
Technical problem: the broadband logarithmically periodic dipole array antenna that the objective of the invention is to propose a kind of feeding substrate integrated waveguide, this antenna not only has broadband character, and simple in structure, volume is small and exquisite, satisfy the integrated requirement of planar circuit, and have cost low, be convenient to advantage such as batch process, therefore be applicable to the application scenario of wide-band communication system.
Technical scheme: the broadband logarithmically periodic dipole array antenna of feeding substrate integrated waveguide of the present invention comprises substrate integration wave-guide and Log Periodic Array Antenna two parts, realizes on the microwave-medium substrate by printed-board technology.
This antenna comprise dielectric substrate, the upper surface coat of metal on the dielectric substrate, the lower surface coat of metal under the dielectric substrate be positioned at substrate on be connected the upper surface coat of metal and the lower surface coat of metal two row plated-through holes; On the upper surface coat of metal, be provided with assembly line, upper surface feed a period of time antenna, the upper surface of substrate integration wave-guide, little band gradual transition line, output 50 ohm microstrip of the upper surface that is linked in sequence; The assembly line of upper surface directly is connected with the upper surface of substrate integration wave-guide, and upper surface feed a period of time antenna is positioned at the both sides of the assembly line of upper surface; The lower surface coat of metal include with the assembly line of the logarithmically periodic dipole array antenna lower surface of the parallel symmetry of assembly line of logarithmically periodic dipole array antenna upper surface, with upper surface feed a period of time antenna intersect symmetry lower surface feed a period of time antenna, with the lower surface of the substrate integration wave-guide of the upper surface symmetry of substrate integration wave-guide, with the lower surface of substrate integration wave-guide) ground surface of the microstrip line that links to each other; Two row's plated-through holes lay respectively at the upper surface of substrate integration wave-guide and substrate integration wave-guide lower surface both sides and this two upper and lower surface is coupled together.The plane of little band gradual transition line is an infundibulate, and major part connects the upper surface of substrate integration wave-guide, and the microcephaly connects output 50 ohm microstrip.
Beneficial effect:
1. antenna has broadband character, can satisfy the requirement of wide-band microwave millimeter-wave communication system;
2. Antenna Design is simple, at millimeter wave frequency band, directly uses the substrate integrated waveguide technology feed to book periodic array antenna, has realized simplification, complanation and easy of integrationization of feed structure.
3. the antenna overall volume is small and exquisite, adopts substrate integration wave-guide as feeder line, can make things convenient for the microwave planar circuit height integratedly, is fit to mobile compact apparatus and uses;
4. the each several part of entire antenna becomes one, and is simple in structure, all utilizes the PCB explained hereafter, and cost is low, precision is high, good reproducibility, is fit to produce in enormous quantities.
5. aerial loss is low, because feed adopts substrate integrated wave guide structure, has low loss characteristic at millimeter wave frequency band.
Description of drawings
Fig. 1 is the end view of the logarithmically periodic dipole array antenna of feeding substrate integrated waveguide.
Fig. 2 is the top view of the logarithmically periodic dipole array antenna of feeding substrate integrated waveguide.
Fig. 3 is the bottom view of the logarithmically periodic dipole array antenna of feeding substrate integrated waveguide.
Fig. 4 a is the left-half schematic diagram of embodiment 1, and Fig. 4 b is that the right half part of executing example 1 is a schematic diagram;
Fig. 5 is the antenna measurement reflection coefficient of embodiment 1,
Fig. 6, Fig. 7 be the antenna of embodiment 1 respectively at the directional diagram of 31GHz and 35GHz, comprise E face main pole directional diagram, H face main pole directional diagram, H hand-deliver fork polarised direction figure and E hand-deliver fork polarised direction figure.
Have among the above figure: dielectric substrate 1, the upper surface coat of metal 2, the lower surface coat of metal 3, plated-through hole 4, the assembly line 5 of logarithmically periodic dipole array antenna upper surface, little band gradual transition line 6, logarithmically periodic dipole array antenna upper surface feed a period of time antenna 7, export 50 ohm microstrip 8, the upper surface 9 of substrate integration wave-guide, output port 10, the assembly line 11 of logarithmically periodic dipole array antenna lower surface, logarithmically periodic dipole array antenna lower surface feed a period of time antenna 12, the lower surface 13 of substrate integration wave-guide, the ground surface 14 of microstrip line.
Embodiment
The wide-band printing Log Periodic Array Antenna is by a dielectric substrate, and the double layer of metal coating and the two row's plated-through holes that cover in the dielectric substrate upper and lower surface constitute jointly; The upper surface coat of metal includes upper strata metal covering, assembly line and the crossed antenna radiating element of 50 ohm microstrip, little band transition line, substrate integration wave-guide; The lower surface coat of metal includes the lower surface metal layer of substrate integration wave-guide, ground surface, assembly line and the crossed antenna unit of microstrip line; Two row's plated-through holes are positioned at the both sides of substrate.Antenna radiation unit adopts cross-couplings a period of time of upper and lower surface; Feeder line partly adopts the substrate integration wave-guide form, and feeder line partly with between the antenna radiation unit directly is connected by assembly line; For convenient test, little band transition line is used for mating substrate integration wave-guide and 50 ohm microstrip simultaneously.
The Log Periodic Array Antenna of feeding substrate integrated waveguide (as shown in Figure 1-Figure 3), this antenna comprise dielectric substrate 1, the upper surface coat of metal 2 on the dielectric substrate 1, the lower surface coat of metal 3 under the dielectric substrate 1 be positioned at substrate 1 on be connected the upper surface coat of metal 2 and the lower surface coat of metal 3 two row plated-through holes 4; The upper surface 9 of the assembly line 5 of the logarithmically periodic dipole array antenna upper surface on the upper surface coat of metal 2, logarithmically periodic dipole array antenna upper surface feed a period of time antenna 7, substrate integration wave-guide, little band gradual transition line 6, output 50 ohm microstrip 8 are linked in sequence; The lower surface coat of metal 3 includes with the assembly line 11 of the logarithmically periodic dipole array antenna lower surface of the assembly line 5 parallel symmetries of logarithmically periodic dipole array antenna upper surface, intersects logarithmically periodic dipole array antenna lower surface feed a period of time antenna 12 of symmetry, the lower surface 13 of substrate integration wave-guide, the ground surface 14 of microstrip line with logarithmically periodic dipole array antenna upper surface feed a period of time antenna 7.
The upper surface 9 of substrate integration wave-guide directly is connected with the assembly line 5 of the upper surface of logarithmically periodic dipole array antenna, the lower surface 13 of substrate integration wave-guide directly is connected with the assembly line 11 of the lower surface of logarithmically periodic dipole array antenna, has formed the feed structure of this antenna; Simultaneously plated-through hole 4 is to offer through hole on dielectric substrate 1, this plated-through hole 4 be overlying on the upper surface 9 of the substrate integration wave-guide of dielectric substrate 1 bilateral, the lower surface 13 of substrate integration wave-guide couples together.
Wherein the lower surface 13 of the upper surface 9 of plated-through hole 4, substrate integration wave-guide and substrate integration wave-guide constitutes substrate integrated wave guide structures jointly.The ground surface 14 of little band gradual transition line 6, output 50 ohm microstrip 8 and microstrip line has constituted the match circuit of substrate integration wave-guide and 50 ohm microstrip.Assembly line 11 and logarithmically periodic dipole array antenna lower surface feed a period of time antenna 12 of the assembly line 5 of logarithmically periodic dipole array antenna upper surface, logarithmically periodic dipole array antenna upper surface feed a period of time antenna 7, logarithmically periodic dipole array antenna lower surface have constituted the logarithmically periodic dipole array antenna structure.
This antenna has formed the current balance type characteristic of upper surface feed a period of time antenna 7 and lower surface feed a period of time antenna 12 by feeding substrate integrated waveguide.The convenience in order to test simultaneously, one section little band gradual transition line 6 coupling is connected in form between substrate integrated wave guide structure and 50 ohm microstrip 8, is input port 10 at an end of substrate integration wave-guide.
Antenna structure as shown in Figure 4, the size souvenir is in Table I.Fig. 5 is the actual measurement antenna reflection coefficient, and Fig. 6-Fig. 7 represents the directional diagram of this antenna at 20GHz and 35GHz, and wherein Ex represents E face main pole directional diagram; Hx represents H face main pole directional diagram; ECo represents E hand-deliver fork polarised direction figure; Hco represents H hand-deliver fork polarised direction figure.
Table I is represented the size of embodiment 1.
Table I
The antenna physical dimension
Claims (2)
1. the broadband logarithmically periodic dipole array antenna of a feeding substrate integrated waveguide, it is characterized in that this antenna comprise dielectric substrate (1), the upper surface coat of metal (2) on the dielectric substrate (1), the lower surface coat of metal (3) under the dielectric substrate (1) be positioned at substrate (1) on be connected two row's plated-through holes (4) of the upper surface coat of metal (2) and the lower surface coat of metal (3); On the upper surface coat of metal (2), be provided with assembly line (5), upper surface feed a period of time antenna (7), the upper surface (9) of substrate integration wave-guide, little band gradual transition line (6), output 50 ohm microstrip (8) of the upper surface that is linked in sequence; The assembly line of upper surface (5) directly is connected with the upper surface (9) of substrate integration wave-guide, and upper surface feed a period of time antenna (7) is positioned at the both sides of the assembly line (5) of upper surface; The lower surface coat of metal (3) include with the assembly line (11) of the logarithmically periodic dipole array antenna lower surface of the parallel symmetry of assembly line (5) of logarithmically periodic dipole array antenna upper surface, with upper surface feed a period of time antenna (7) intersect symmetry lower surface feed a period of time antenna (12), with the ground surface (14) of the lower surface (13) of the symmetrical substrate integration wave-guide of the upper surface (9) of substrate integration wave-guide, the microstrip line that links to each other with the lower surface (13) of substrate integration wave-guide; The both sides that two row's plated-through holes (4) lay respectively at the lower surface (13) of the upper surface (9) of substrate integration wave-guide and substrate integration wave-guide also couple together this two upper and lower surface.
2. the broadband logarithmically periodic dipole array antenna of feeding substrate integrated waveguide according to claim 1, the plane that it is characterized by little band gradual transition line (6) is an infundibulate, major part connects the upper surface (9) of substrate integration wave-guide, and the microcephaly connects output 50 ohm microstrip (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910033244A CN101615722A (en) | 2009-06-10 | 2009-06-10 | The logarithmically periodic dipole array antenna of feeding substrate integrated waveguide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910033244A CN101615722A (en) | 2009-06-10 | 2009-06-10 | The logarithmically periodic dipole array antenna of feeding substrate integrated waveguide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101615722A true CN101615722A (en) | 2009-12-30 |
Family
ID=41495218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910033244A Pending CN101615722A (en) | 2009-06-10 | 2009-06-10 | The logarithmically periodic dipole array antenna of feeding substrate integrated waveguide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101615722A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101997171A (en) * | 2010-11-24 | 2011-03-30 | 东南大学 | Double dipole antenna and array thereof fed by substrate integrated waveguide |
| CN103594817A (en) * | 2013-11-29 | 2014-02-19 | 东南大学 | Thin-substrate phase amplitude correction broadband difference-beam planar horn antenna |
| CN103594804A (en) * | 2013-11-29 | 2014-02-19 | 东南大学 | Thin-substrate slot-line planar horn antenna |
| CN103594814A (en) * | 2013-11-29 | 2014-02-19 | 东南大学 | Thin-substrate phase correction oscillator planar horn antenna |
| CN103606746A (en) * | 2013-11-29 | 2014-02-26 | 东南大学 | Thin-substrate broadband planar horn antenna |
| CN103606752A (en) * | 2013-11-29 | 2014-02-26 | 东南大学 | Thin substrate phase-position correcting broadband difference beam plane horn antenna |
| CN103618146A (en) * | 2013-11-29 | 2014-03-05 | 东南大学 | Thin-substrate phase correction broadband plane horn antenna |
| CN103618147A (en) * | 2013-11-29 | 2014-03-05 | 东南大学 | Thin-substrate phase amplitude correction slot line plane horn antenna |
| CN104348525A (en) * | 2013-07-31 | 2015-02-11 | 启碁科技股份有限公司 | Transmission device for near field communication device and near field communication device |
| CN111883913A (en) * | 2020-06-28 | 2020-11-03 | 华南理工大学 | Branch-loaded low-profile wide-bandwidth beam antenna |
| CN115621722A (en) * | 2022-11-10 | 2023-01-17 | 国网江苏省电力有限公司扬州供电分公司 | Substrate integrated double-line feed log-periodic dipole antenna and processing method |
-
2009
- 2009-06-10 CN CN200910033244A patent/CN101615722A/en active Pending
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101997171A (en) * | 2010-11-24 | 2011-03-30 | 东南大学 | Double dipole antenna and array thereof fed by substrate integrated waveguide |
| CN104348525A (en) * | 2013-07-31 | 2015-02-11 | 启碁科技股份有限公司 | Transmission device for near field communication device and near field communication device |
| CN104348525B (en) * | 2013-07-31 | 2016-08-10 | 启碁科技股份有限公司 | Transmitting device and near field communication means near field communication means |
| CN103594817B (en) * | 2013-11-29 | 2015-12-30 | 东南大学 | Thin substrate phase amplitude corrects broadband difference-beam planar horn antenna |
| CN103606746B (en) * | 2013-11-29 | 2016-03-16 | 东南大学 | Thin substrate broadband planar horn antenna |
| CN103606752A (en) * | 2013-11-29 | 2014-02-26 | 东南大学 | Thin substrate phase-position correcting broadband difference beam plane horn antenna |
| CN103618146A (en) * | 2013-11-29 | 2014-03-05 | 东南大学 | Thin-substrate phase correction broadband plane horn antenna |
| CN103618147A (en) * | 2013-11-29 | 2014-03-05 | 东南大学 | Thin-substrate phase amplitude correction slot line plane horn antenna |
| CN103594814A (en) * | 2013-11-29 | 2014-02-19 | 东南大学 | Thin-substrate phase correction oscillator planar horn antenna |
| CN103606752B (en) * | 2013-11-29 | 2015-11-18 | 东南大学 | Thin substrate phasing broadband difference-beam planar horn antenna |
| CN103594804A (en) * | 2013-11-29 | 2014-02-19 | 东南大学 | Thin-substrate slot-line planar horn antenna |
| CN103594804B (en) * | 2013-11-29 | 2016-02-03 | 东南大学 | Thin substrate slot-line planar horn antenna |
| CN103606746A (en) * | 2013-11-29 | 2014-02-26 | 东南大学 | Thin-substrate broadband planar horn antenna |
| CN103594814B (en) * | 2013-11-29 | 2016-03-23 | 东南大学 | Thin substrate phasing surface of oscillator horn antenna |
| CN103618146B (en) * | 2013-11-29 | 2016-03-23 | 东南大学 | Thin substrate phasing broadband planar horn antenna |
| CN103618147B (en) * | 2013-11-29 | 2016-06-08 | 东南大学 | Thin substrate phase amplitude correction slot-line planar horn antenna |
| CN103594817A (en) * | 2013-11-29 | 2014-02-19 | 东南大学 | Thin-substrate phase amplitude correction broadband difference-beam planar horn antenna |
| CN111883913A (en) * | 2020-06-28 | 2020-11-03 | 华南理工大学 | Branch-loaded low-profile wide-bandwidth beam antenna |
| CN115621722A (en) * | 2022-11-10 | 2023-01-17 | 国网江苏省电力有限公司扬州供电分公司 | Substrate integrated double-line feed log-periodic dipole antenna and processing method |
| CN115621722B (en) * | 2022-11-10 | 2023-12-19 | 国网江苏省电力有限公司扬州供电分公司 | Logarithmic period dipole antenna with substrate integrated double-line feed and processing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201498598U (en) | Printing log-periodic dipole array antenna | |
| CN101615722A (en) | The logarithmically periodic dipole array antenna of feeding substrate integrated waveguide | |
| Cao et al. | A compact 38 GHz multibeam antenna array with multifolded butler matrix for 5G applications | |
| CN107819198A (en) | A kind of feeding network of antenna for base station, antenna for base station and base station | |
| CN101656351A (en) | Wideband Yagi aerial for half-mould substrate integrated waveguide feed | |
| CN106469848B (en) | A kind of broadband paster antenna based on double resonance mode | |
| CN106356619B (en) | A kind of wide band high-gain WiFi omnidirectional antenna | |
| CN106848554A (en) | A kind of ultra wide bandwidth angle antenna array based on interdigitated coupled dipole unit | |
| CN104092028A (en) | Balance feed differential slot antenna for restraining common-mode noise | |
| CN204947091U (en) | A kind of circularly-polarizedhorn horn antenna based on C-band | |
| CN108511924A (en) | A kind of broadband end-on-fire antenna array for millimeter-wave communication system | |
| CN102394365A (en) | Filtering antenna with horizontal polarization orientation plane | |
| Alreshaid et al. | A dual-element MIMO antenna system with a mm-wave antenna array | |
| CN202275943U (en) | Horizontal polarization orientation planar filtering antenna | |
| CN201503917U (en) | Broadband microwave and millimeter wave communication antenna | |
| WO2019080547A1 (en) | Microstrip radiation unit and antenna for use in 5g system | |
| Lee et al. | A circularly polarized single radiator leaky-wave antenna based on CRLH-inspired substrate integrated waveguide | |
| CN102361167A (en) | Vertically polarized omnidirectional printing filtering antenna | |
| CN204720554U (en) | A kind of groove coupling circular polarization microstrip antenna | |
| CN101645537B (en) | Seminorm substrate integrated waveguide feeding bandwidth log periodic dipole array antenna | |
| CN201508914U (en) | Dual-frequency microstrip array antenna | |
| Guntupalli et al. | 45$^{\circ} $ Linearly Polarized High-Gain Antenna Array for 60-GHz Radio | |
| CN103594812B (en) | Thin substrate broadband difference-beam planar horn antenna | |
| CN112242612A (en) | Patch antenna | |
| CN102694265A (en) | Micro-strip scoop-type feed slit surface wave excitation antenna |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20091230 |