CN109301508B - Antenna device for compact field calibration - Google Patents
Antenna device for compact field calibration Download PDFInfo
- Publication number
- CN109301508B CN109301508B CN201811124218.2A CN201811124218A CN109301508B CN 109301508 B CN109301508 B CN 109301508B CN 201811124218 A CN201811124218 A CN 201811124218A CN 109301508 B CN109301508 B CN 109301508B
- Authority
- CN
- China
- Prior art keywords
- antenna
- ghz
- component
- adjusting holes
- noise amplifier
- 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.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
-
- 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
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
Abstract
The invention discloses an antenna device for compact field calibration, which comprises a first antenna component with a calibration frequency lower than 40GHz and a second antenna component with a calibration frequency higher than 40 GHz; and a fixed component mounted with a low noise amplifier below 40 GHz; wherein a plurality of adjusting holes for fixing the antenna components are arranged on the fixing component, and the plurality of adjusting holes form a plurality of preset arrangements for assembling the first antenna component and the second antenna component, so that the two antenna components can be alternatively assembled on the plurality of adjusting holes forming one of the preset arrangements. The installation of antennas with different frequencies and sizes is realized through the multiple groups of adjusting holes, so that the universal design of the antenna device is realized.
Description
Technical Field
The invention relates to the technical field of electronic testing. And more particularly to an antenna arrangement for compact field calibration.
Background
Compact range is a short term for compact flat range, known in the english name catr (compact Antenna Test range). The compact field can provide a plane microwave test area with excellent performance in a short distance, and is an important experimental place for carrying out various antenna radiation characteristic tests and target RCS (Radar Cross-Section) test research. The compact range has the advantages of low background level, high measurement precision, wide working frequency, good confidentiality, all weather and the like, and is key equipment for solving the problem of stealth of radars such as airplanes, missiles, satellites, antennas and the like.
By calibrating the compact range, whether the quiet zone performance of the compact range testing system meets the requirements of testing indexes or not can be mastered, actual data can be provided for the measurement uncertainty introduced by analyzing the measurement result, and accurate evaluation of the compact range laboratory can be helped; and through regular compact range performance calibration, the performance of a compact range testing system can be monitored, the measurement technical capability of each compact range laboratory can be effectively verified, and the problems existing in each compact range laboratory can be identified and found, so that corrective measures can be taken, higher reliability can be provided for clients of the laboratory, and the accuracy of the antenna, the antenna housing and the target RCS test result used in the weapon model can be ensured.
The antenna acts as a tight-fitting probe, the accurate positioning of which affects the accuracy of the calibration to some extent. At present, the experience of compact range performance detection is carried out at home and abroad, but because the use environment and system construction of each construction party are different, and devices contained in a receiving antenna assembly under the conditions that the frequency is lower than 40GHz and higher than 40GHz are greatly different, the receiving antenna assembly needs to be designed respectively, meanwhile, the receiving antenna is divided into more than ten types according to the frequency band, and the receiving antenna is required to be designed on the universality for convenient use.
Disclosure of Invention
In order to solve at least one of the problems, the invention adopts the following technical scheme:
an antenna device for compact field calibration, comprising:
calibrating a first antenna component with a frequency lower than 40GHz and a second antenna component with a frequency higher than 40 GHz;
and a fixed component mounted with a low noise amplifier below 40 GHz;
wherein a plurality of adjusting holes for fixing the antenna components are arranged on the fixing component, and the plurality of adjusting holes form a plurality of preset arrangements for assembling the first antenna component and the second antenna component, so that the two antenna components can be alternatively assembled on the plurality of adjusting holes forming one of the preset arrangements.
Preferably, the first antenna assembly calibration frequency range is 0.75GHz to 40 GHz; the second antenna assembly calibration frequency range is 40GHz to 110 GHz.
Preferably, an assembly for installing wave-absorbing materials is arranged around the antenna.
Preferably, the fixing device comprises two flat flanges connected together through a plurality of connecting columns, the low noise amplifier is fixed between two adjacent connecting columns and clamped and fixed through the two flanges, and the plurality of adjusting holes are located on one of the flanges.
Preferably, the first antenna assembly comprises:
calibrating a first antenna having a frequency higher than 40 GHz;
one end of each connecting column is connected to the first antenna;
the first antenna flange is connected with the other ends of the connecting columns;
wherein the first antenna flange is mounted on a plurality of adjustment holes forming a first predetermined arrangement.
Preferably, the second antenna assembly comprises:
calibrating a second antenna having a frequency higher than 40 GHz;
a connecting component with one end connected to the second antenna;
the second antenna flange is connected with the other end of the connecting component;
the second antenna flange is mounted on a plurality of adjusting holes forming a first preset arrangement.
Preferably, the second antenna assembly further comprises:
a shielding canister surrounding the connection assembly.
Preferably, the connection assembly comprises:
a low noise amplifier pad connected to the second antenna;
the straight waveguide is connected to the low-noise amplifier cushion block;
the first bent waveguide is in matched communication with the straight waveguide;
the low noise amplifier is fixedly connected with the first bent waveguide and is more than 40 GHz;
the second bent waveguide is connected to the low noise amplifier above 40 GHz; and
a mixer connected to the second bend waveguide and a housing for fixing the mixer;
the housing is mounted on the second antenna flange.
Preferably, the connection assembly further comprises:
and the power supply module is used for supplying power to the low noise amplifier above 40 GHz.
Preferably, the preset arrangement comprises three.
The invention has the following beneficial effects:
the invention provides an antenna device for compact field calibration, a receiving antenna component designed by the invention is divided into two forms of below 40GHz and above 40GHz, and a fixing component is designed for fixing the antenna components in two different frequency intervals, because the antenna components below 40GHz are all provided with more than ten different structural types, even the antenna assembly above 40GHz has a plurality of different structural types, therefore, the invention adopts the technical scheme that a plurality of groups of adjusting holes are arranged on the panel of the fixed assembly, the adjusting holes form a preset arrangement of a plurality of assembled antenna assemblies, therefore, the two antenna assemblies can be alternatively assembled on the plurality of adjusting holes which form one preset arrangement, and the fixing assembly can be used for installing and fixing the antenna assemblies with different frequency sizes, so that the universal design of the antenna device is realized, and the antenna device can be suitable for dozens of different structural types of antenna assemblies.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Fig. 1 shows an isometric view of an antenna assembly below 40GHz in an embodiment of the invention.
Fig. 2 shows a second isometric view of an antenna assembly below 40GHz in an embodiment of the invention.
Figure 3 illustrates an isometric view of a low noise amplifier flange assembly in an embodiment of the present invention.
Fig. 4 shows an isometric view of an antenna assembly above 40GHz in an embodiment of the invention.
Fig. 5 shows a second isometric view of an antenna assembly above 40GHz in an embodiment of the invention.
Fig. 6 shows an isometric view of the interior of an antenna assembly above 40GHz in an embodiment of the invention.
Detailed Description
In order to more clearly illustrate the invention, the invention is further described below with reference to preferred embodiments and the accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.
Considering that the receiving antenna components under the condition of frequencies lower than 40GHz and higher than 40GHz comprise different devices, and the receiving antennas under the condition of frequencies lower than 40GHz and higher than 40GHz are further divided into more than ten types according to frequency bands, for the purposes of convenient use and device universality, the invention provides an antenna device for compact field calibration, which comprises a first antenna component for calibrating the frequencies lower than 40GHz and a second antenna component for calibrating the frequencies higher than 40 GHz; and a fixed component mounted with a low noise amplifier below 40 GHz; wherein a plurality of adjusting holes for fixing the antenna components are arranged on the fixing component, and the plurality of adjusting holes form a plurality of preset arrangements for assembling the first antenna component and the second antenna component, so that the two antenna components can be alternatively assembled on the plurality of adjusting holes forming one of the preset arrangements.
The invention provides an antenna device for compact field calibration, wherein a receiving antenna assembly designed by the invention is divided into two forms of below 40GHz and above 40GHz, a fixing assembly is designed for fixing antenna assemblies with two different frequencies, a panel of the fixing assembly is provided with a plurality of groups of adjusting holes, the adjusting holes form a preset arrangement of a plurality of assembled antenna assemblies, so that two antenna assemblies can be alternatively assembled on the adjusting holes forming one preset arrangement, and the fixing assembly can be used for installing and fixing antenna assemblies with different frequency sizes, thereby realizing the universal design of the antenna device.
This is explained in detail below with reference to fig. 1-6.
The antenna device comprises a first antenna component 25 lower than 40GHz, a second antenna component 9 higher than 40GHz and a fixed component 23 provided with a low-noise amplifier below 40 GHz; wherein a number of adjustment holes 31 for fixing the antenna components are arranged on the fixing component 23, said number of adjustment holes forming a number of preset arrangements for assembling the first antenna component 25 and the second antenna component 9, so that two antenna components can be alternatively assembled on the number of adjustment holes forming one of the preset arrangements. Wherein the first antenna assembly 25 calibrates the frequency range from 0.75GHz to 40 GHz; the second antenna assembly 9 is calibrated to a frequency in the range of 40GHz to 110 GHz.
The fixing component 23 comprises a front interface flange 5, and the front interface flange 5 is provided with a plurality of adjusting holes 31 for fixing antenna components with different sizes. And the two flanges are connected together through the connecting columns 6, a low noise amplifier 8 is further fixed between the two connecting columns 6, and the two flanges are clamped and fixed through the front interface flange 5 and the rear interface flange 7.
The first antenna assembly 25 comprises a first antenna 251 with a calibration frequency lower than 40GHz, a connecting column 3 is mounted on the first antenna 251, a first antenna flange 4 is arranged at the other end of the connecting column 3, the first antenna flange 4 is connected with the first antenna 251 through the connecting column 3, and the first antenna flange 4 is mounted on a front interface flange 5 of the fixed component 23. The first antenna flange 4 has different sizes, and the size of the circular disc is different to adapt to the plurality of adjusting holes 31 arranged on the front interface flange 5, so that one fixing component 23 can be used for installing a plurality of different antenna components.
Second antenna module 9 includes that calibration frequency is higher than 40 GHz's second antenna 91, installs coupling assembling 11 on the first antenna 91, and coupling assembling 11 installs on back shroud 13 on second antenna flange 26, and back shroud 13 passes through spliced pole 12 and is connected with back interface flange 7, also has a plurality of regulation holes 31 on the back shroud 13.
The connection assembly 11 comprises a shielding cylinder 27, the shielding cylinder 27 surrounding the connection assembly 11. The inside of the connecting assembly 11 includes a low noise amplifier pad 16 connected to the second antenna 91; and a straight waveguide 28, the straight waveguide 28 is connected to the low noise amplifier pad block 16; the first curved waveguide 18 is in matching communication with the straight waveguide 28; the first bent waveguide 18 is fixedly connected with the low noise amplifier 17 with the frequency of 40GHz or more, and the second bent waveguide 29 is connected with the low noise amplifier 17 with the frequency of 40GHz or more; a second bend waveguide 29 and a housing 30 to which the mixer is connected and which fixes the mixer; the housing 30 is mounted on the rear cover plate 13. The assembly 11 further comprises a power module 21 for supplying power to the low noise amplifier above 40 GHz.
In the first antenna assembly 25, the wave-absorbing assembly 2 is fixed at the middle section of the antenna through a screw at the front end of the connecting column 3, so that the influence of the rear part of the antenna assembly on compact field calibration can be reduced. In the second antenna assembly 9, the wave absorbing assembly 2 is fixed between the second antenna 91 and the connecting assembly 11 for reducing the influence of the rear part of the antenna assembly on the compact range calibration.
It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it will be obvious to those skilled in the art that other variations or modifications may be made on the basis of the above description, and all embodiments may not be exhaustive, and all obvious variations or modifications may be included within the scope of the present invention.
Claims (7)
1. An antenna device for compact field calibration, comprising:
calibrating a first antenna component with a frequency lower than 40GHz and a second antenna component with a frequency higher than 40 GHz; and a fixed component mounted with a low noise amplifier below 40 GHz;
wherein, a plurality of adjusting holes for fixing the antenna components are arranged on the fixing component, and the adjusting holes form a plurality of preset arrangements for assembling the first antenna component and the second antenna component, so that the two antenna components can be alternatively assembled on the adjusting holes forming one of the preset arrangements;
the fixing component comprises two flat flanges which are connected together through a plurality of connecting columns, the low-noise amplifier is fixed between the two adjacent connecting columns and is clamped and fixed through the two flanges, and the plurality of adjusting holes are positioned on one of the flanges;
the first antenna assembly includes:
calibrating a first antenna having a frequency below 40 GHz;
one end of each connecting column is connected to the first antenna;
the first antenna flange is connected with the other ends of the connecting columns;
the first antenna flange is arranged on a plurality of adjusting holes forming a first preset arrangement;
the second antenna assembly includes:
calibrating a second antenna having a frequency higher than 40 GHz;
a connecting component with one end connected to the second antenna;
the second antenna flange is connected with the other end of the connecting component;
the second antenna flange is mounted on a plurality of adjusting holes forming a first preset arrangement.
2. The apparatus of claim 1, wherein the first antenna assembly calibration frequency range is 0.75GHz to 40 GHz; the second antenna assembly calibration frequency range is 40GHz to 110 GHz.
3. The apparatus of claim 1, wherein an assembly of wave absorbing material is disposed around the antenna.
4. The apparatus of claim 1, wherein the second antenna assembly further comprises:
a shielding canister surrounding the connection assembly.
5. The apparatus of claim 1, wherein the connection assembly comprises:
a low noise amplifier pad connected to the second antenna;
the straight waveguide is connected to the low-noise amplifier cushion block;
the first bent waveguide is in matched communication with the straight waveguide;
the low noise amplifier is fixedly connected with the first bent waveguide and is more than 40 GHz;
the second bent waveguide is connected to the low noise amplifier above 40 GHz; and
a mixer connected to the second bend waveguide and a housing for fixing the mixer;
the housing is mounted on the second antenna flange.
6. The apparatus of claim 5, wherein the connection assembly further comprises:
and the power supply module is used for supplying power to the low noise amplifier above 40 GHz.
7. The apparatus of claim 1, wherein the predetermined arrangement comprises three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811124218.2A CN109301508B (en) | 2018-09-26 | 2018-09-26 | Antenna device for compact field calibration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811124218.2A CN109301508B (en) | 2018-09-26 | 2018-09-26 | Antenna device for compact field calibration |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109301508A CN109301508A (en) | 2019-02-01 |
| CN109301508B true CN109301508B (en) | 2021-04-02 |
Family
ID=65164059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811124218.2A Active CN109301508B (en) | 2018-09-26 | 2018-09-26 | Antenna device for compact field calibration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109301508B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110611168B (en) * | 2019-09-21 | 2020-11-20 | 深圳市锦凌电子有限公司 | Multi-antenna calibration device for 5G communication |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101217213A (en) * | 2007-12-26 | 2008-07-09 | 蒋小平 | An upper laid aerial device of automobile |
| EP2146392A2 (en) * | 2008-07-16 | 2010-01-20 | R.A. Miller Industries, INC. | Marine multiband antenna |
| CN102904024A (en) * | 2012-10-24 | 2013-01-30 | 武汉大学 | Double-frequency transmitting monopole antenna for portable high-frequency ground wave radar |
| WO2013142807A1 (en) * | 2012-03-22 | 2013-09-26 | Northeastern University | Conformal and configurable millimeter-wave integrated array radar in a compact package |
| CN105680158A (en) * | 2016-01-04 | 2016-06-15 | 北京航空航天大学 | Feed network-based low-frequency compact range feed source |
| CN106207370A (en) * | 2016-08-19 | 2016-12-07 | 西安空间无线电技术研究所 | A kind of reflector antenna adjusts positioner and method |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1471596A1 (en) * | 2003-04-26 | 2004-10-27 | Sony Ericsson Mobile Communications AB | Antenna device for communication equipment |
| US9607188B2 (en) * | 2014-09-29 | 2017-03-28 | Rfmicron, Inc. | Radio frequency identification (RFID) tag(s) and sensor(s) |
| CN101404508B (en) * | 2008-10-15 | 2012-08-29 | 北京航空航天大学 | Compact range feed source suitable for indoor ultra-broadband wireless communication frequency band |
| CN101505006B (en) * | 2009-02-24 | 2012-09-26 | 中国航天科技集团公司第五研究院第五○四研究所 | Feeding source structure shared by sub-reflector and feeding source, and dual frequency band antenna constructed thereby |
| WO2013138193A2 (en) * | 2012-03-12 | 2013-09-19 | Bar Code Specialties, Inc. (Dba Bcs Solutions) | Rail-mounted robotic inventory system |
| CN104466345B (en) * | 2014-11-28 | 2017-03-22 | 北京无线电计量测试研究所 | Antenna, low noise amplifier and frequency mixer connection mechanism |
| CN204302315U (en) * | 2014-12-17 | 2015-04-29 | 协同通信技术有限公司 | Satellite antenna testing arrangement |
| CN205863410U (en) * | 2016-08-11 | 2017-01-04 | 成都雷电微力科技有限公司 | A kind of multifrequency Shared aperture is combined phased array antenna structure |
-
2018
- 2018-09-26 CN CN201811124218.2A patent/CN109301508B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101217213A (en) * | 2007-12-26 | 2008-07-09 | 蒋小平 | An upper laid aerial device of automobile |
| EP2146392A2 (en) * | 2008-07-16 | 2010-01-20 | R.A. Miller Industries, INC. | Marine multiband antenna |
| WO2013142807A1 (en) * | 2012-03-22 | 2013-09-26 | Northeastern University | Conformal and configurable millimeter-wave integrated array radar in a compact package |
| CN102904024A (en) * | 2012-10-24 | 2013-01-30 | 武汉大学 | Double-frequency transmitting monopole antenna for portable high-frequency ground wave radar |
| CN105680158A (en) * | 2016-01-04 | 2016-06-15 | 北京航空航天大学 | Feed network-based low-frequency compact range feed source |
| CN106207370A (en) * | 2016-08-19 | 2016-12-07 | 西安空间无线电技术研究所 | A kind of reflector antenna adjusts positioner and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109301508A (en) | 2019-02-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5565656A (en) | Self-fastening EMI shielding enclosures | |
| US20130154887A1 (en) | Antenna testing enclosures and methods for testing antenna systems therewith | |
| Bolli et al. | Test-driven design of an active dual-polarized log-periodic antenna for the square kilometre array | |
| EP3867971B1 (en) | A contactless antenna measurement device | |
| US20140184241A1 (en) | Electromagnetic compatibility testing system | |
| AU2017338003B2 (en) | Method, system and passive intermodulation (pim) probe for detecting radio signals | |
| Podstrigaev et al. | Technique for tuning microwave strip devices | |
| CN109301508B (en) | Antenna device for compact field calibration | |
| US11870168B2 (en) | Board to board connector assembly for HF signal transmission | |
| US10097285B2 (en) | Single E-probe reduced aperture waveguide coupler | |
| US20240003951A1 (en) | Connection adapter and horn antenna measurement device | |
| US20230092919A1 (en) | Ultra-wideband mobile mount antenna apparatus having a capacitive ground structure-based matching structure | |
| KR101054733B1 (en) | Antenna hat device for radio communication test of projectile | |
| JP7218334B2 (en) | Communication antenna and antenna device provided with the same | |
| US10996252B2 (en) | Measurement arrangement and measurement method | |
| KR101040217B1 (en) | Test device of electromagnetic wave seeker and test system having the same | |
| CN102955085A (en) | Radio frequency leakage test method | |
| US20180048073A1 (en) | Distortionless antenna design and method | |
| CN216214094U (en) | Microstrip array antenna | |
| US20060246843A1 (en) | Method and arrangement for testing a radio device | |
| KR102312000B1 (en) | Dual-polarization choke type antenna for measuring ota | |
| Kandregula et al. | Simulation Analysis of a Wideband Antenna on a Drone | |
| KR102053914B1 (en) | Interior test apparatus for performance of wireless telecommunication system | |
| Giacomini et al. | High performance dual polarized near-field probe at V-band provides increased performances for millimeter wave spherical near-field measurements | |
| CN113871897A (en) | Aerial test system and method for performing aerial measurements |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |