CN109358216A - A kind of screened room of quick-replaceable antenna - Google Patents
A kind of screened room of quick-replaceable antenna Download PDFInfo
- Publication number
- CN109358216A CN109358216A CN201811059437.7A CN201811059437A CN109358216A CN 109358216 A CN109358216 A CN 109358216A CN 201811059437 A CN201811059437 A CN 201811059437A CN 109358216 A CN109358216 A CN 109358216A
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- shielding
- antenna
- screened room
- screening arrangement
- control module
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- 230000000630 rising effect Effects 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 238000012216 screening Methods 0.000 claims description 40
- 239000004020 conductor Substances 0.000 claims description 12
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical group [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 claims description 9
- 235000014676 Phragmites communis Nutrition 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000012360 testing method Methods 0.000 description 11
- 238000002474 experimental method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000036039 immunity Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/18—Screening arrangements against electric or magnetic fields, e.g. against earth's field
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/001—Measuring interference from external sources to, or emission from, the device under test, e.g. EMC, EMI, EMP or ESD testing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The present invention provides a kind of screened rooms of quick-replaceable antenna, including screened room, it is set to the antenna accommodating chamber of the screened room underground, lifting device, shielding panel and at least two antenna assembly in the antenna accommodating chamber, and the control module being arranged in outside the screened room are set；The control module is for controlling rising or falling for the lifting device；The control module is also used to receive the detection signal that the antenna assembly is sent；The notch with the antenna accommodating chamber connection is offered on the bottom surface of the screened room, the size of the shielding panel is matched with the size of the notch；The shielding panel is for carrying the antenna assembly；The lifting device is for driving the shielding panel to rise or fall, so that the antenna assembly be made to be placed in the screened room；When the shielding panel rises to the first default station, the bottom surface of the shielding panel and the screened room is in same level.
Description
Technical field
The present invention relates to electromagnetic compatibility test fields, more particularly, to a kind of screened room of quick-replaceable antenna.
Background technique
Electro Magnetic Compatibility (EMC) refers to that equipment or system meet the requirements operation not in its environment in its electromagnetic environment
Any equipment generate the ability of intolerable electromagnetic interference.Therefore, EMC includes the requirement of two aspects: on the one hand being referred to
Equipment is in normal course of operation to the electromagnetic interference of place environment generation no more than certain limit value；It on the other hand is finger device
Tool has a degree of immunity to interference, i.e. electromagnetic susceptibility to electromagnetic interference present in the environment of place.
Screened room is the important test site for measuring Device under test radiation interference and radiation immunity, is mainly used for reducing outer
Interference of boundary's electromagnetic wave signal to test signal, and antenna is used to transmit signal in test, and different test requests is needed
Different types of antenna is wanted, the existing mode for replacing antenna in screened room is usually mutual disassembly's replacement, intricate operation
And it takes a long time, it is therefore necessary to a kind of screened room for capableing of quick-replaceable antenna is provided, it can be in the shielding for guaranteeing screened room
In the case where performance, the quick-replaceable of antenna is realized, guarantee effective progress of test job.
Summary of the invention
It is an object of the invention to overcome the shortage of prior art, a kind of screened room of quick-replaceable antenna is provided, is convenient for
After electromagnetism is completed, quick-replaceable antenna improves working efficiency.
The following technical solution is employed to achieve the above object by the present invention:
The present invention provides a kind of screened rooms of quick-replaceable antenna, including screened room, are set to the screened room underground
Antenna accommodating chamber, lifting device, shielding panel and at least two antenna assembly in the antenna accommodating chamber are set, and
Control module outside the screened room is set；
The control module is electrically connected with the lifting device and the antenna assembly；
The control module is for controlling rising or falling for the lifting device；
The control module is also used to receive the detection signal that the antenna assembly is sent；
The notch with the antenna accommodating chamber connection, the size of the shielding panel are offered on the bottom surface of the screened room
It is matched with the size of the notch；
The shielding panel is for carrying the antenna assembly；
The lifting device is for driving the shielding panel to rise or fall, so that it is described to be placed in the antenna assembly
In screened room；When the shielding panel rises to the first default station, at the bottom surface of the shielding panel and the screened room
In same level.
In an embodiment of the present invention, the shielding panel includes and the matched shielding platform of the notch, the shielding platform
Two sides be respectively arranged with the extension fixed plate of the slightly below described shielding platform, be provided at least one in the extension fixed plate
A through-hole；Be also provided with a shielding trench on the shielding platform, the both sides of the shielding trench be respectively fixed with the first screening arrangement and
Secondary shielding device, first screening arrangement and secondary shielding device are continuous conductor, in its natural state, described the
One screening arrangement and the contact of secondary shielding device, to form continuous conductor；
When the shielding panel rises to the first default station, the bottom surface of the shielding platform and the screened room is in same
One horizontal plane.
In an embodiment of the present invention, first screening arrangement and secondary shielding device are beryllium copper reed.
In an embodiment of the present invention, the lifting device includes at least one driving motor, at least one screw rod and extremely
A few screw rod fixing seat；
Be provided with a nut on the screw rod, the screw rod passes through the through-hole in the extension fixed plate, the nut with
The through-hole is fixedly connected；
The antenna accommodating chamber offers a motor receiving on the ground relative to the notch on the screened room bottom surface
Chamber；The driving motor is arranged in the motor accommodating chamber, and one end axis of the shaft of the driving motor and the screw rod connects；
The down either side of screened room bottom surface notch is arranged in the screw rod fixing seat；
The other end of the screw rod is connected with the screw rod fixing seat；
Limiting device is provided in the screw rod fixing seat；When the shielding panel rises to the first default station, institute
It states limiting device and sends signal in place to the control module；
The control module is also used to control the driving motor after the signal in place and stop operating according to receiving.
In an embodiment of the present invention, the surrounding of the shielding platform is provided with third screening arrangement, the shielding room floor
The surrounding of notch is provided with the 4th screening arrangement；
When the shielding panel rises to the first default station, the third screening arrangement connects with the 4th screening arrangement
Touching；
Wherein, the third screening arrangement and the 4th screening arrangement are continuous conductor.
In an embodiment of the present invention, the antenna assembly includes antenna body, antenna holder and coiling apparatus, the antenna
RF switch is additionally provided in accommodating chamber；
The antenna body is fixed on the antenna holder, and signal cable is wound on the coiling apparatus, described
One end of signal cable is connected with the antenna body, the input terminal phase of the other end of the signal cable and the RF switch
Even；
The output end of the RF switch is connected with the control module；
An exposed portion is provided on signal cable between the coiling apparatus and the RF switch；When the shielding
When panel rises to the first default station, the exposed portion passes through the shielding trench on the shielding platform, makes the signal cable
Shielded layer on the shielding trench the first screening arrangement and secondary shielding device contact.
In an embodiment of the present invention, the length in the exposed portion is not less than the thickness of the shielding trench.
In an embodiment of the present invention, the antenna assembly further includes mobile platform；
The antenna body, antenna holder and coiling apparatus are arranged on the mobile platform；
The mobile platform and the control module communicate to connect；
It is mobile that the control module is also used to control the mobile platform.
Compared with prior art, the beneficial effects of the present invention are:
A kind of screened room of quick-replaceable antenna provided by the present invention, tester can realize automatically outside screened room
The operation of replacement experiment antenna replaces antenna without entering screened room manually, improves the integral experiment efficiency of screened room.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the screened room of quick-replaceable antenna of one embodiment of the invention；
Fig. 2 is the overlooking structure diagram of shielding panel described in one embodiment of the invention；
Fig. 3 is the side structure schematic view of shielding panel described in one embodiment of the invention.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the present invention will be further described, illustrative examples therein and
Illustrate only to be used to explain the present invention, but not as a limitation of the invention.
It should be noted that in the present invention, term " first ", " second " are used for description purposes only, and should not be understood as
Indication or suggestion relative importance or the quantity for implicitly indicating indicated technical characteristic." first ", " are defined as a result,
Two " feature can explicitly or implicitly include one or more of the features.In the description of the present invention, " multiple "
It is meant that two or more, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term 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 be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, two members can also be can be indirectly connected through an intermediary
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
As shown in Figure 1, Figure 2 and Figure 3, a kind of screened room of quick-replaceable antenna, including being set to 100 underground of screened room
It is traditional thread binding that lifting device 230 in the antenna accommodating chamber, shielding panel 220 and at least two day is arranged in antenna accommodating chamber 200
210 are set, and the control module being arranged in outside the screened room 100；
The control module is electrically connected with the lifting device 230 and antenna assembly 210；
The control module is for controlling rising or falling for the lifting device 230；
The control module is also used to receive the detection signal that the antenna assembly 210 is sent；
The notch 110 with the antenna accommodating chamber connection, the shielding panel are offered on the bottom surface of the screened room 100
220 size is matched with the size of the notch 110；
The shielding panel 220 is for carrying the antenna assembly 210；
The lifting device 230 is for driving the shielding panel 220 to rise or fall, to make the antenna assembly
210 are placed in the screened room 100；When the shielding panel 220 rises to the first default station, the shielding panel 220
Same level is in the bottom surface of the screened room 100；
Specifically, the shielding panel 220 includes and the matched shielding platform 221 of the notch 110, the shielding platform 221
Two sides be respectively arranged with the extension fixed plate 222 of the slightly below described shielding platform 221, set in the extension fixed plate 222
It is equipped at least one through-hole 223；A shielding trench 224, the both sides point of the shielding trench 224 are also provided on the shielding platform 221
It is not fixed with the first screening arrangement 225 and secondary shielding device 226, first screening arrangement 225 and secondary shielding device 226
It is continuous conductor, in its natural state, first screening arrangement 225 and secondary shielding device 226 contact, to form
Continuous conductor；
Specifically, first screening arrangement 225 and secondary shielding device 226 are beryllium copper reed, first shielding
The sum of width of device 225 and secondary shielding device 226 is slightly larger than the width of the shielding trench 224, in its natural state, first
The one side of screening arrangement 225 and secondary shielding device 226 far from shielding trench 224 is due to squeezing generation slight deformation and keeping connecing
Touching, to form continuous conductor；
The lifting device 230 includes at least one driving motor 231, at least one screw rod 232 and at least one screw rod
Fixing seat 233；
A nut is provided on the screw rod 232, the screw rod 232 passes through the extension fixed plate of the shielding panel 220
Through-hole 232 on 222, the nut are fixedly connected with the through-hole 232；
The antenna accommodating chamber 200 offers one on the ground relative to the notch 110 on 100 bottom surface of screened room
Motor accommodating chamber；The driving motor 231 is arranged in the motor accommodating chamber, the shaft of the driving motor 231 with it is described
One end axis of screw rod 232 connects；
The down either side of the notch 110 on 100 bottom surface of screened room is arranged in the screw rod fixing seat 233；
The other end of the screw rod 232 is connected with the screw rod fixing seat 233；
It is provided with limiting device in the screw rod fixing seat 233, is driven on shielding panel 220 when driving motor 231 rotates
When rising to the first default station, the bottom surface of the shielding platform 221 and the screened room 100 is in same level, the screw rod
Limiting device in fixing seat 233 detects that shielding panel 220 reaches the first default station, and is sent to the control module
Position signal, control driving motor 231 stops operating after the control module receives the signal in place.
Specifically, the limiting device includes touching switch, infrared sensor, ultrasonic sensor or other abilities
The common limiting device of field technique personnel, the application are not particularly limited this.
In an embodiment of the present invention, the surrounding of the shielding platform 221 is provided with third screening arrangement, the screened room
The surrounding of face notch 110 is provided with the 4th screening arrangement；
When the shielding panel 220 rises to the first default station, the third screening arrangement and the 4th screening arrangement
Contact；
Wherein, the third screening arrangement and the 4th screening arrangement are continuous conductor.
Specifically, the third screening arrangement and the 4th screening arrangement are beryllium copper reed, the third screening arrangement and
The sum of width of 4th screening arrangement is slightly larger than the gap width between the shielding platform 221 and notch 110, when the ground plane
When plate 220 rises to the first default station, due to squeezing slight shape occurs for one side of third screening arrangement and the 4th screening arrangement
Become and be kept in contact, to form continuous conductor.
In an embodiment of the present invention, the antenna assembly 210 includes antenna body, antenna holder and coiling apparatus, described
RF switch is additionally provided in antenna accommodating chamber 200；
The antenna body is fixed on the antenna holder, and signal cable is wound on the coiling apparatus, described
One end of signal cable is connected with the antenna body, the input terminal phase of the other end of the signal cable and the RF switch
Even；
The output end of the RF switch is connected with the control module；
The signal cable includes insulating layer and shielded layer, and the shielded layer is arranged in the insulating layer；
An exposed portion is provided on signal cable between the coiling apparatus and the RF switch；When the shielding
When panel 220 rises to the first default station, the exposed portion passes through the shielding trench 224 on the shielding platform 221, makes described
The shielded layer of signal cable on the shielding trench 224 the first screening arrangement 225 and secondary shielding device 226 contact.
In an embodiment of the present invention, the length in the exposed portion is not less than the thickness of the shielding trench 224.
In an embodiment of the present invention, the antenna assembly further includes mobile platform；
The antenna body, antenna holder and coiling apparatus are arranged on the mobile platform；
The mobile platform and the control module communicate to connect；
It is mobile that the control module is also used to control the mobile platform.
In a concrete application scene of the invention, the control module is the host computer being arranged in outside darkroom；Need into
When row electromagnetic compatibility test, experimenter inputs into the host computer needs antenna to be used, and the host computer is according to experiment
Matched antenna assembly 210 is moved to the default position on shielding panel 220 in the content-control antenna accommodating chamber 200 of personnel's input
It sets, after antenna assembly 210 moves in place, the PC control driving motor 231 is rotated, to drive shielding panel 220
Rise, in uphill process, signal cable is gradually stretched between the coiling apparatus and the RF switch, works as shielding panel
After 220 rise to the first default station, signal cable is slid on shielding platform 221 between the coiling apparatus and the RF switch
In the shielding trench 224 opened up, the beryllium copper switch jaw contact in exposed portion and setting 224 two sides of shielding trench on signal cable, i.e. signal
The shielded layer of cable and the beryllium copper switch jaw contact of setting 224 two sides of shielding trench guarantee screened room to form continuous conductor
Shielding properties；
Meanwhile after shielding panel 220 rises to the first default station, the beryllium copper reed of shielding 221 surrounding of platform is set
With the beryllium copper switch jaw contact being arranged in 100 bottom surface notch 110 of screened room, guarantee the electric continuity of shielding room floor；Silk simultaneously
It is pre- that limiting device in bar fixing seat 233 detects that the extension fixed plate 222 of shielding panel 220 is less than at a distance from limiting device
If value, limiting device sends signal in place to host computer, and control driving motor 231 stops turning after host computer receives signal in place
It is dynamic；At this point, experimenter needs to input antenna position information to host computer according to test, host computer is according to the aerial position of input
Information control antenna assembly 210 is moved to suitable position in screened room, meanwhile, host computer is according to the movement of antenna assembly 210
Direction and movement speed control coiling apparatus guarantee exposed portion and the shielding trench of signal cable with matched speed unwrapping wire or take-up
224 relative position remains unchanged, to guarantee that the shielding properties of screened room is not destroyed；
After the completion of test, when needing replacing antenna, experimenter inputs replacement aerial signal to host computer, and host computer connects
After receiving replacement aerial signal, control shields indoor antenna assembly 210 and comes back to the predeterminated position on shielding panel 220,
And synchronously control coiling apparatus is with matched speed unwrapping wire or take-up, when antenna assembly 210 in place after, control driving motor 231
Rotation, so that shielding panel 220 be driven to decline；After shielding panel 220 is fallen completely, on PC control shielding panel 220
Antenna assembly 210 leave shielding panel 220, and control and moved with the matched new antenna assembly 210 of replacement aerial signal
The predeterminated position on shielding panel 220 is moved, and controls driving motor 231 and shielding panel 220 is driven to rise, keeps new day traditional thread binding
It sets and enters in screened room 100, start again at test.
It is understood that due to the stroke of lifting device 230 be it is fixed, when to rise to first pre- for shielding panel 220
If when station, the distance between coiling apparatus and RF switch be it is fixed, then experimenter can be according to obtained by actual measurement
Signal cable suitable position of the distance between coiling apparatus and RF switch strip the insulating layer of signal cable, form letter
The exposed portion of number cable so that shielding panel 220 is when rising to the first default station, the shielded layer of signal cable with set
The beryllium copper switch jaw contact of 224 two sides of shielding trench is set, to form continuous conductor, guarantees the shielding properties of screened room.
Obviously, above-described embodiment is used for the purpose of clearer expression technical solution of the present invention example, rather than right
The restriction of embodiment of the present invention.To those skilled in the art, it can also make on the basis of the above description other
Various forms of variations or variation, without departing from the inventive concept of the premise, these are all within the scope of protection of the present invention.Cause
The scope of protection of the patent of the invention shall be subject to the appended claims for this.
Claims (8)
1. a kind of screened room of quick-replaceable antenna, which is characterized in that including screened room, be set to the day of the screened room underground
Lifting device, shielding panel and at least two antenna assembly in the antenna accommodating chamber, and setting is arranged in line accommodating chamber
Control module outside the screened room；
The control module is electrically connected with the lifting device and the antenna assembly；
The control module is for controlling rising or falling for the lifting device；
The control module is also used to receive the detection signal that the antenna assembly is sent；
The notch with the antenna accommodating chamber connection, the size of the shielding panel and institute are offered on the bottom surface of the screened room
State the size matching of notch；
The shielding panel is for carrying the antenna assembly；
The lifting device is for driving the shielding panel to rise or fall, so that the antenna assembly be made to be placed in the shielding
It is indoor；When the shielding panel rises to the first default station, the bottom surface of the shielding panel and the screened room is in same
One horizontal plane.
2. a kind of screened room of quick-replaceable antenna as described in claim 1, which is characterized in that the shielding panel include with
The matched shielding platform of notch, the extension that the two sides of the shielding platform are respectively arranged with the slightly below described shielding platform are fixed
Plate is provided at least one through-hole in the extension fixed plate；A shielding trench, the shielding trench are also provided on the shielding platform
Both sides be respectively fixed with the first screening arrangement and secondary shielding device, first screening arrangement is with secondary shielding device
Continuous conductor, in its natural state, first screening arrangement and the contact of secondary shielding device, so that composition is continuously led
Body；
When the shielding panel rises to the first default station, the bottom surface of the shielding platform and the screened room is in same water
Plane.
3. a kind of screened room of quick-replaceable antenna as claimed in claim 2, which is characterized in that first screening arrangement and
Secondary shielding device is beryllium copper reed.
4. a kind of screened room of quick-replaceable antenna as claimed in claim 2, which is characterized in that the surrounding of the shielding platform is set
It is equipped with third screening arrangement, the surrounding of the shielding room floor notch is provided with the 4th screening arrangement；
When the shielding panel rises to the first default station, the third screening arrangement is contacted with the 4th screening arrangement；
Wherein, the third screening arrangement and the 4th screening arrangement are continuous conductor.
5. a kind of screened room of quick-replaceable antenna as described in claim 1, which is characterized in that the lifting device includes extremely
A few driving motor, at least one screw rod and at least one screw rod fixing seat；
Be provided with a nut on the screw rod, the screw rod passes through the through-hole in the extension fixed plate, the nut with it is described
Through-hole is fixedly connected；
The antenna accommodating chamber offers a motor accommodating chamber on the ground relative to the notch on the screened room bottom surface；Institute
It states driving motor to be arranged in the motor accommodating chamber, one end axis of the shaft of the driving motor and the screw rod connects；
The down either side of screened room bottom surface notch is arranged in the screw rod fixing seat；
The other end of the screw rod is connected with the screw rod fixing seat；
Limiting device is provided in the screw rod fixing seat；
When the shielding panel rises to the first default station, the limiting device is believed in place to control module transmission
Number；
The control module is also used to control the driving motor after the signal in place and stop operating according to receiving.
6. a kind of screened room of quick-replaceable antenna as described in claim 1, which is characterized in that the antenna assembly includes day
Line ontology, antenna holder and coiling apparatus are additionally provided with RF switch in the antenna accommodating chamber；
The antenna body is fixed on the antenna holder, and signal cable, the signal are wound on the coiling apparatus
One end of cable is connected with the antenna body, and the other end of the signal cable is connected with the input terminal of the RF switch；
The output end of the RF switch is connected with the control module；
An exposed portion is provided on signal cable between the coiling apparatus and the RF switch；When the shielding panel
When rising to the first default station, the exposed portion passes through the shielding trench on the shielding platform, makes the shielding of the signal cable
Layer on the shielding trench the first screening arrangement and secondary shielding device contact.
7. a kind of screened room of quick-replaceable antenna as claimed in claim 6, which is characterized in that the length in the exposed portion is not
Less than the thickness of the shielding trench.
8. a kind of screened room of quick-replaceable antenna as claimed in claim 6, which is characterized in that the antenna assembly further includes
Mobile platform；
The antenna body, antenna holder and coiling apparatus are arranged on the mobile platform；
The mobile platform and the control module communicate to connect；
It is mobile that the control module is also used to control the mobile platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811059437.7A CN109358216B (en) | 2018-09-12 | 2018-09-12 | Shielding room for quick replacement of antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811059437.7A CN109358216B (en) | 2018-09-12 | 2018-09-12 | Shielding room for quick replacement of antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109358216A true CN109358216A (en) | 2019-02-19 |
| CN109358216B CN109358216B (en) | 2024-03-29 |
Family
ID=65350863
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811059437.7A Active CN109358216B (en) | 2018-09-12 | 2018-09-12 | Shielding room for quick replacement of antenna |
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| Country | Link |
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| CN (1) | CN109358216B (en) |
Cited By (1)
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|---|---|---|---|---|
| CN108957063A (en) * | 2018-09-04 | 2018-12-07 | 广州市诚臻电子科技有限公司 | A kind of screened room of automation |
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| KR101530336B1 (en) * | 2014-06-24 | 2015-06-22 | 엄형욱 | Electromagnetic wave absorber test equipment for electromagnetic anechoic chamber |
| CN104219010A (en) * | 2014-09-19 | 2014-12-17 | 上海市计量测试技术研究院 | Anechoic chamber satellite signal coverage device |
| CN105958174A (en) * | 2016-07-07 | 2016-09-21 | 广州市诚臻电子科技有限公司 | Rotary antenna frame capable of automatically replacing antennas and control system |
| CN106058421A (en) * | 2016-07-07 | 2016-10-26 | 广州市诚臻电子科技有限公司 | Translation type antenna frame capable of automatically replacing antenna, and control system |
| CN207557383U (en) * | 2017-12-20 | 2018-06-29 | 浙江埃科汽车技术服务有限公司 | New-energy automobile EMC detects anechoic chamber, |
| CN108390144A (en) * | 2018-03-28 | 2018-08-10 | 中国电子科技集团公司第二十七研究所 | A kind of movable folding electromagnetic compatibility detection antenna holder |
| CN108957063A (en) * | 2018-09-04 | 2018-12-07 | 广州市诚臻电子科技有限公司 | A kind of screened room of automation |
| CN209821252U (en) * | 2018-09-12 | 2019-12-20 | 广州市诚臻电子科技有限公司 | Shielding room with quickly replaced antenna |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957063A (en) * | 2018-09-04 | 2018-12-07 | 广州市诚臻电子科技有限公司 | A kind of screened room of automation |
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