CN101533955A - Precise testing deployment device of antenna spatial angle identified by wireless radio frequency - Google Patents
Precise testing deployment device of antenna spatial angle identified by wireless radio frequency Download PDFInfo
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- CN101533955A CN101533955A CN200910049402A CN200910049402A CN101533955A CN 101533955 A CN101533955 A CN 101533955A CN 200910049402 A CN200910049402 A CN 200910049402A CN 200910049402 A CN200910049402 A CN 200910049402A CN 101533955 A CN101533955 A CN 101533955A
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Abstract
The invention relates to a precise testing deployment device of an antenna spatial angle identified by wireless radio frequency, belonging to the technical field of testing and comprising a RFID read-write antenna, an antenna standing finish, an antenna connecting strut, a rotating platform, a mild steel shelf bracket and a handheld controller, wherein, the RFID read-write antenna is fixed at the antenna connecting strut via the antenna standing finish, the other end of the antenna connecting strut is connected to the rotating platform which is fixed at the mild steel shelf bracket, and the handheld controller is connected to the rotating platform via control wire. The invention overcomes the initial antenna placement method that protractors are used for measuring and adjusting simultaneously; and can reach the precise level that takes second as the unit, breakthrough the defect of low precision of ordinary protractors and excludes the interfere of artificial accidental error.
Description
Technical field
The present invention relates to a kind of device of technical field of measurement and test, specifically is that a kind of radio frequency identifying antenna space angle is accurately tested deployment devices.
Background technology
At present, radio frequency identification (Radio Frequency Identification, abbreviation RFID) technology is used extensive day by day, its method of testing Study on Technology of touching upon is brought into schedule in the industry, developed countries such as the U.S., European Union, Japan all spend the huge fund input, come out first to be desirably in the RFID field.Domestic RFID industry is also more and more higher to the requirement of RFID test, comprises uniformity test, application testing or the like.Wherein realize being an important ring of finishing the RFID test for the rfid interrogator antenna being carried out accurate angle control.The science of RFID read-write antenna is disposed availability and the stability that directly has influence on system, needs to design the device that can accurately control aerial angle for this reason.
Find through literature search prior art, " design of two-dimensional antenna test table automatically " that Feng Xiaoming etc. delivered on the volume in " fire control radar technology " September calendar year 2001 the 30th, the design of two-dimensional antenna test table is proposed in this article, needs from phase array antenna electrical property flow, use high-precision angular displacement sensor, be equipped with rational mechanical structure form, make the phase array antenna realize the automatic measurement of degree of precision.Its deficiency is and can not carries out three-dimensional rotation according to the RFID antenna characteristics that structure also is not suitable for the installation of current various RFID antennas, though its design can be supported automatic test, does not support for the intelligence deployment that needs in the practical application.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, a kind of RFID precise testing deployment device of antenna spatial angle identified is provided, overcome the original antenna arrangement mode that original utilization hornwork material carries out the adjustment while measuring.And can reach to be divided into the accurate rank of unit, break through the not high defective of accuracy of general quantity hornwork material, get rid of and thought the interference of accidental error.
The present invention is achieved by the following technical solutions, the present invention includes: RFID read-write antenna, antenna standing finish, antenna connect pole, turntable, A-frame, hand-held controller.RFID read-write antenna is fixed on antenna by the antenna standing finish and connects on the pole, and the other end that antenna connects pole is connected on the turntable, and turntable is fixed on the A-frame, and A-frame can carry out horizontal adjustment easily.Hand-held controller is connected on the turntable by control line.
Described turntable comprises: encoder, control module, motor three parts.Encoder, control module, motor stabilizing are fixed in turntable inside, link to each other and mutual transmitting control and feedback signal by control circuit between the three.Hand-held controller sends instructions to control module, and the control module starter motor has the driven by motor antenna pattern of left and right sides four direction rotation up and down, and the adjustable rotating speed of level Four is arranged.Rotational angle carries out the real-time opto-electronic feedback by encoder, thus accurately control.
The key position of apparatus of the present invention, as scribbling absorbing material on the antenna connection pole, can arbitrarily dismantle as required and install on the A-frame and inhale the ripple sponge, farthest reduce metal material when making in being used in anechoic chamber, reduce test error electromagnetic reflex.
Among the present invention, hand-held controller has LCDs, and can carry out programming, is used to carry out various controls.
Apparatus of the present invention can be by wired Long-distance Control of carrying out, and wired being beneficial to got rid of the interference of control radio to the RFID signal.Long-distance Control can satisfy the random layout requirement of RFID antenna, and also convenient device is placed on carried out dependence test in the anechoic chamber.Remote control terminal can be a hand-held controller, also can be computer, makes device accurately rotate according to the rotation route of setting by coding.When the present invention is used for the gate inhibition and locates, can write different rotary head schemes according to different kinds of goods, to guarantee label degree reading efficiency to the full extent.In the environment of accurately testing as for anechoic chamber etc., programming Control can accomplish farthest to reduce the accidental error of people's operation.The present invention can improve the precision of test.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated: present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed execution mode and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
As shown in Figure 1, present embodiment comprises that RFID read-write antenna 1, antenna standing finish 2, antenna connect pole 3, turntable 4, A-frame 5, hand-held controller 6.
RFID read-write antenna 1 is fixed on antenna by antenna standing finish 2 and connects on the pole 3, and the other end that antenna connects pole 3 is connected on the turntable 4, and turntable 4 is fixed on the A-frame 5, and A-frame 5 can carry out horizontal adjustment.Hand-held controller 6 is connected on the turntable 4 by control line.
Described turntable 4 comprises: encoder, control module, motor three parts.Encoder, control module, motor stabilizing are fixed in turntable 4 inside, link to each other and mutual transmitting control and feedback signal by control circuit between the three.
Scribble absorbing material on the described antenna connection pole 3.
Described A-frame 5 is provided with inhales the ripple sponge.
Described turntable 4 is provided with horizontal bubble, convenient in various application scenarios, accurately device is placed level fast, particularly when test, very high to the requirement of vertical angle accuracy, if still benchmark is not reserved, later accurate rotation all is to be based upon on the wrong benchmark, device can only rotate the relative value of a rotation amplitude accurately, and can not produce an absolute value of an antenna and horizontal direction vertical angle, the just big heavy discount of the accurate application of device.Horizontal bubble be the most original be again the most accurate method of deciding level, as long as the turntable level of assurance device lower end, the correctness that just can guarantee to rotate angle value afterwards.This sampling device can not only produce an accurate relative value, can also produce an accurate absolute value.
In addition, also be provided with a guide sign on turntable 4, as long as this sign is aimed at positive south accurately, antenna just can rotate the absolute angle of a horizontal plane, and is not only a relative rotation angle.With the assurance device readability of upper angle in the horizontal direction, increase the accurate application of device.
When this device uses, the sign of the guide on the turntable 4 is accurately aimed at the due south.Horizontal bubble on the turntable 4 is regulated, made horizontal bubble be positioned at the centre of standard ring.Hand-held controller 6 sends instructions to control module, and the control module starter motor is read and write antenna 1 pattern of left and right sides four direction rotation up and down by driven by motor RFID, and the adjustable rotating speed of level Four is arranged.Rotational angle carries out the real-time opto-electronic feedback by encoder, thus accurately control.
The state information of turntable 4 whole rotary courses can be shown in real time on the LCDs on the hand-held controller 6.Dispose needs by hand-held controller 6 according to the test of reality, with Due South to the 0 ° of angle that is Plane Angle, as original bench mark.Rotary speed has 1/60 degree per second, 0.5 degree per second, 1 degree per second and 5 degree per seconds.Select by the SPEED button on the hand-held controller 6.The angle on target of Tiao Zhenging according to the actual needs, select bigger initial rotary speed to pin left and right press key fast rotational on the hand-held controller 6, to from angle on target near the time, select small rotation speed to pin left and right press key rotation on the hand-held controller 6, finely tune.
Disposing needs by hand-held controller 6 according to the test of reality, is 0 ° of angle of vertical angle with the horizontal plane direction, as original bench mark.Rotary speed has 1/60 degree per second, 0.5 degree per second, 1 degree per second and 5 degree per seconds.Select by the SPEED button on the hand-held controller 6.The angle on target of Tiao Zhenging according to the actual needs, select bigger initial rotary speed to pin left and right press key fast rotational on the hand-held controller, to from angle on target near the time, select small rotation speed to pin left and right press key rotation on the hand-held controller, finely tune.
If need placing, device carries out the dependence test experiment in the anechoic chamber, can install as required on the A-frame 5 and inhale the ripple sponge, farthest reduce the device metal material when making in being used in anechoic chamber to electromagnetic reflex, reduce test error.After absorbing material installed, the due south of above narrating was again pointed to and horizontal adjusting.
Claims (7)
1, a kind of radio frequency identifying antenna space angle is accurately tested deployment devices, it is characterized in that comprising that RFID read-write antenna, antenna standing finish, antenna connect pole, turntable, A-frame, hand-held controller, wherein: RFID read-write antenna is fixed on antenna by the antenna standing finish and connects on the pole, the other end that antenna connects pole is connected on the turntable, turntable is fixed on the A-frame, and hand-held controller is connected on the turntable by control line.
2, radio frequency identifying antenna space angle according to claim 1 is accurately tested deployment devices, it is characterized in that, described turntable comprises: encoder, control module, motor, wherein encoder, control module, motor are fixed in turntable inside, link to each other by control circuit between the three.
3, radio frequency identifying antenna space angle according to claim 1 and 2 is accurately tested deployment devices, it is characterized in that, described turntable is provided with horizontal bubble.
4, radio frequency identifying antenna space angle according to claim 1 and 2 is accurately tested deployment devices, it is characterized in that, also is provided with a guide sign on the described turntable.
5, radio frequency identifying antenna space angle according to claim 1 is accurately tested deployment devices, it is characterized in that, scribbles absorbing material on the described antenna connection pole.
6, radio frequency identifying antenna space angle according to claim 1 is accurately tested deployment devices, it is characterized in that, described A-frame is provided with inhales the ripple sponge.
7, radio frequency identifying antenna space angle according to claim 1 is accurately tested deployment devices, it is characterized in that, described hand-held controller has LCDs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910049402A CN101533955A (en) | 2009-04-16 | 2009-04-16 | Precise testing deployment device of antenna spatial angle identified by wireless radio frequency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910049402A CN101533955A (en) | 2009-04-16 | 2009-04-16 | Precise testing deployment device of antenna spatial angle identified by wireless radio frequency |
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| CN101533955A true CN101533955A (en) | 2009-09-16 |
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| CN200910049402A Pending CN101533955A (en) | 2009-04-16 | 2009-04-16 | Precise testing deployment device of antenna spatial angle identified by wireless radio frequency |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103983184A (en) * | 2014-05-22 | 2014-08-13 | 山西大学 | Angle sensor for Internet of Things |
| CN105789839A (en) * | 2016-01-12 | 2016-07-20 | 中国人民解放军空军装备研究院雷达与电子对抗研究所 | Portable air target information obtaining device and obtaining method thereof |
| CN105789821A (en) * | 2016-01-12 | 2016-07-20 | 中国人民解放军空军装备研究院雷达与电子对抗研究所 | A/C detection device and obtaining method thereof |
| CN109904624A (en) * | 2019-03-01 | 2019-06-18 | 张淼淼 | A kind of satellite positioning antennas device |
-
2009
- 2009-04-16 CN CN200910049402A patent/CN101533955A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103983184A (en) * | 2014-05-22 | 2014-08-13 | 山西大学 | Angle sensor for Internet of Things |
| CN105789839A (en) * | 2016-01-12 | 2016-07-20 | 中国人民解放军空军装备研究院雷达与电子对抗研究所 | Portable air target information obtaining device and obtaining method thereof |
| CN105789821A (en) * | 2016-01-12 | 2016-07-20 | 中国人民解放军空军装备研究院雷达与电子对抗研究所 | A/C detection device and obtaining method thereof |
| CN105789839B (en) * | 2016-01-12 | 2019-04-05 | 中国人民解放军空军装备研究院雷达与电子对抗研究所 | Portable Aerial Targets Information acquisition device and its acquisition methods |
| CN105789821B (en) * | 2016-01-12 | 2019-09-06 | 中国人民解放军空军装备研究院雷达与电子对抗研究所 | A/C detection device and its acquisition methods |
| CN109904624A (en) * | 2019-03-01 | 2019-06-18 | 张淼淼 | A kind of satellite positioning antennas device |
| CN109904624B (en) * | 2019-03-01 | 2021-11-26 | 张淼淼 | Satellite positioning antenna device |
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Application publication date: 20090916 |