CN208990185U - Track anti-cheating device and track anti-cheating system - Google Patents
Track anti-cheating device and track anti-cheating system Download PDFInfo
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- CN208990185U CN208990185U CN201821711305.3U CN201821711305U CN208990185U CN 208990185 U CN208990185 U CN 208990185U CN 201821711305 U CN201821711305 U CN 201821711305U CN 208990185 U CN208990185 U CN 208990185U
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- 239000002184 metal Substances 0.000 claims abstract description 107
- 229910052751 metal Inorganic materials 0.000 claims abstract description 107
- 238000005452 bending Methods 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims description 20
- 230000006698 induction Effects 0.000 claims description 15
- 238000012544 monitoring process Methods 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 230000002500 effect on skin Effects 0.000 description 6
- 239000004020 conductor Substances 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000036772 blood pressure Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 206010020772 Hypertension Diseases 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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Abstract
The utility model discloses a kind of track anti-cheating device and track anti-cheating system, a kind of track anti-cheating device, comprising: flexible metal band, flexible metal band bending circularize；The outer surface of the first end of flexible metal band is provided with anti-metal layer, is provided with radio frequency chip on anti-metal layer；The inner surface of the second end of flexible metal band is fitted on radio frequency chip.Track anti-cheating device and track anti-cheating system provided by the utility model, practise fraud in track events for avoiding the occurrence of.
Description
Technical field
The utility model embodiment is related to electronic technology more particularly to a kind of track anti-cheating device and the anti-cheating system of track
System.
Background technique
Track and field sports are divided into two class of Track & Field, and wherein track is the race carried out on runway or regulation road or walks
The general designation of event.There are many type of track, from the runway in stadium such as 100 meters, 200 meters on the short distance item that carries out
Mesh, to 10,000-meter walk, "20,000km walk", marathon etc. outdoors road on the long event that carries out, belong to track
Range.
The track events of its middle and long distance is typically necessary in open route outdoors and is carried out due to the limitation in place, and
And since the track events of long range takes a long time, it is unsuitable for that multiple match links such as preliminary contest, intermediary heat, finals are arranged, generally all
It is to be simultaneously participated in by whole contestants.Due to the limitation of above-mentioned condition, for the race tissue and sanction of long range track events
Sentence work and proposes higher requirement.Wherein in long range track events, since judge can not each entrant of all-the-way tracking
State, therefore the case where there are entrant's cheatings.
Entrant practises fraud in track events in order to prevent, at present the dress generally using anti-cheating bracelet as anti-cheating
It sets.Anti- cheating bracelet is all based on the production of tamper thinking, both bracelet of the Anti-dismounting structure of reliable physics as anti-fraudulent means,
Also bracelet of the reliable closing of circuit circuit as anti-fraudulent means.But current anti-cheating bracelet is still the angle from tamper
The design of anti-cheating is carried out, if cribber has proper implements, still is able to be cracked, not can avoid entrant in track
The case where cheating, occurs.
Utility model content
The utility model provides a kind of track anti-cheating device and track anti-cheating system, makees in track events for avoiding
The occurrence of disadvantage.
In a first aspect, the utility model embodiment provides a kind of track anti-cheating device, comprising: flexible metal band, it is flexible
Metal tape bending circularizes；
The outer surface of the first end of flexible metal band is provided with anti-metal layer, is provided with radio frequency chip on anti-metal layer；
The inner surface of the second end of flexible metal band is fitted on radio frequency chip.
In a kind of possible implementation of first aspect, radio frequency chip includes power supply unit, radiofrequency signal generating loop
And antenna；
Radiofrequency signal generating loop emits radiofrequency signal by antenna, wraps in radiofrequency signal according to the power supply of power supply unit
Include the mark of radio frequency chip.
In a kind of possible implementation of first aspect, track anti-cheating device further includes skin induction chip, skin
Induction chip is set to the inner surface of flexible metal band, connect with power supply unit and antenna；
Skin induction chip is used for when being not sensed by skin contact according to the power supply of power supply unit, not by antenna transmitting
Detect skin signal.
In a kind of possible implementation of first aspect, track anti-cheating device further include: biological information detection module；
Biological information detection module is set to the inner surface of flexible metal band, wears track anti-cheating device use for detecting
The biological information at family, connect with power supply unit and antenna；
When biological information detection module is used to that biological information to be not detected within a preset time, according to the confession of power supply unit
Electricity passes through antenna emitting biological Information abnormity prompt information.
In a kind of possible implementation of first aspect, layer of silica gel is wrapped up outside flexible metal band.
In a kind of possible implementation of first aspect, the inner surface of flexible metal band second end is provided with holding & forming knot,
The junction part being arranged on holding & forming knot and flexible metal band outer surface matches, to realize that flexible metal band surfaces externally and internally buckles；
When holding & forming knot is buckled in flexible metal band outer surface, flexible metal band inner surface is fitted on radio frequency chip.
In a kind of possible implementation of first aspect, flexible metal band is made of flexible memory metal.
In a kind of possible implementation of first aspect, track anti-cheating device is bracelet, in foot ring, armlet, neck ring
It is any.
Second aspect, the utility model embodiment provide a kind of track anti-cheating system, comprising: first aspect is any can
Track anti-cheating device, radio frequency signal receiver and the anti-cheat monitoring end of track of the implementation of energy；
Radio frequency signal receiver is used to receive the radiofrequency signal of track anti-cheating device transmission, and radiofrequency signal is sent to
The anti-cheat monitoring end of track；
The anti-cheat monitoring end of track parses the mark of radio frequency chip and storage in radiofrequency signal for receiving radiofrequency signal.
In a kind of possible implementation of second aspect, radio frequency signal receiver be it is multiple, be respectively arranged at track match
Multiple and different positions in road.
Track anti-cheating device and track anti-cheating system provided by the utility model, comprising: circularized including bending
Flexible metal band is provided with anti-metal layer in the outer surface of the first end of flexible metal band, radio frequency core is provided on anti-metal layer
The inner surface of piece, the second end of flexible metal band is fitted on radio frequency chip, since radio frequency chip is by flexible metal band second end
The metal-clad of inner surface, so that the radiofrequency signal of radio frequency chip transmitting is influenced by skin effect without being received by the external world
It arrives, and when the flexible metal band being worn on entrant's body is removed, when the flexible metal band quilt being bonded on radio frequency chip
It removes, radio frequency chip is by outside radiated radio frequency (RF) signal, so as to avoid the occurrence of practising fraud in track events.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of track anti-cheating device embodiment one provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of track anti-cheating device embodiment two provided by the embodiment of the utility model；
Fig. 3 is the structural schematic diagram of track anti-cheating system embodiment one provided by the embodiment of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
It is bright, part relevant to the utility model is illustrated only for ease of description, in attached drawing rather than entire infrastructure.
Fig. 1 is the structural schematic diagram of track anti-cheating device embodiment one provided by the embodiment of the utility model, such as Fig. 1 institute
Show, track anti-cheating device provided by the present embodiment includes flexible metal band 11, and the bending of flexible metal band 11 circularizes.
The outer surface of the first end 12 of flexible metal band 11 is provided with anti-metal layer 13, is provided with radio frequency on anti-metal layer 13
Chip 14.The inner surface of the second end 15 of flexible metal band 11 is fitted on radio frequency chip 14.
Flexible metal band 11 is made of flexible metal, and flexible metal refers to the metal that can be changed shape, with rigidity
Metal is corresponding.The flexible metal band 11 made of flexible metal can be bent to annular.It is bent the flexible metal circularized
Band 11 can be divided into two surfaces of the inner surface and the outer surface, wherein the interior surface of inner surface finger ring shape, outer surface finger ring shape
Outer surface.The both ends of the flexible metal band 11 of annular are respectively first end 12 and second end 15.Wherein in flexible metal band 11
The outer surface of first end 12 is provided with anti-metal layer 13.Anti- metal layer 13 is made of insulating material, the big rootlet of anti-metal layer 13
It is determined according to the size for the radio frequency chip 14 being disposed thereon, the size of anti-metal layer 13 is greater than the size of radio frequency chip 14.Radio frequency
Chip 14 is set on anti-metal layer 13, due to the presence of anti-metal layer 13, the appearance of radio frequency chip 14 and flexible metal band 11
Face is not turned on.
The first end 12 and second end 15 of the flexible metal band of annular contact, wherein the inner surface of second end 15
It is fitted on radio frequency chip 14.Since the inner surface of second end 15 is metal material, when the inner surface of second end 15 is bonded
When on radio frequency chip 14, the inner surface of radio frequency chip 14 and flexible metal band 11 is conducting.
Due to metal surface for radiofrequency signal have skin effect, skin effect refer to when have in conductor alternating current or
When alternating electromagnetic field, the current distribution is uneven of conductor is even, and current convergence is in " skin " part of conductor, that is to say, that electric current
The thin layer for concentrating on conductor appearance, closer to conductive surface, current density is bigger, and actually electric current is smaller inside conducting wire.It is based on
Skin effect, since the inner surface of second end 15 is fitted on radio frequency chip 14, then 14 radiated radio frequency (RF) signal of radio frequency chip
Electric current will focus on the inner surface of flexible metal band 11, therefore by the outside radiated radio frequency (RF) signal of tissue radio frequency chip 14.And due to
The other side of radio frequency chip 14 is set on anti-metal layer 13, can be to avoid the shadow of skin effect due to the presence of anti-metal layer
It rings, when so that the inner surface of 11 second end 15 of flexible metal band not being fitted on radio frequency chip 14, can believe radiated radio frequency (RF) outward
Number, avoid the outer surface of 11 first end 12 of flexible metal band from generating interference to the radiofrequency signal that radio frequency chip 14 radiates.
Optionally, radio frequency chip 14 can specifically include power supply unit, radiofrequency signal generating loop and antenna.Wherein antenna
It can be the antenna of any form, power supply unit can be the battery of any form such as chargeable/not chargeable.Radio frequency letter
Number generating loop emits radiofrequency signal by antenna, includes radio frequency chip 14 in radiofrequency signal according to the power supply of power supply unit
Mark.Due to the power supply of power supply unit, radio frequency chip 14 is the equal of an active radio frequency chip, can increase radio frequency chip
The range of 14 transmitting radiofrequency signals, and increase stability and anti-interference ability, it is more suitable for the long range that open racing track carries out
Track events.
Track anti-cheating device provided in this embodiment, when wearer has worn the flexible metal band 11 that bending circularizes
Afterwards, 11 second end of flexible metal band, 15 inner surface will be fitted on radio frequency chip 14, since metal is for the skin that becomes of radiofrequency signal
Effect, radio frequency chip 14 will be unable to outside radiated radio frequency (RF) signal.And when wearer removes track anti-cheating device, it needs to open
The first end 12 and second end 15 that flexible metal band 11 fits together, radio frequency chip 14 is by outside radiated radio frequency (RF) signal at this time,
Including the mark of radio frequency chip 14, when the rf signal reception device being arranged in by track racing track receives the radiofrequency signal
When, you can learn that wearing, there is the entrant of the radio frequency chip 14 to have removed anti-cheating device, then can be to the entrant
Carry out subsequent investigation and processing.
Track anti-cheating device provided by the present embodiment can be the annular that arbitrarily can be worn on entrant's body
Any one of device, such as bracelet, foot ring, armlet, neck ring.The loop size of flexible metal band 11 according to wearing site not
It designs together, after being worn, inner surface needs to be fitted on entrant's body annular flexible metal band 11, can keep away in this way
Exempt from entrant in the case where not opening the first end 12 to fit together and second end 15, removes track anti-cheating device.
It should be noted that the first end 12 of flexible metal band 11 and second end 15 that bending circularizes can use it is a variety of
Mode fits together.Such as flexible metal band 11 can be made using flexible memory metal, and flexible metal band 11 is bent
At the shape that first end 12 and second end 15 are bonded, and the bending annular of the institute of flexible metal band 11 and wearer are worn
The matching of position size.So wearer wears after can stretching to flexible metal band 11, after wearing upper, flexibility note
Bending state will be restored by recalling flexible metal band 11 made of metal, so that first end 12 and second end 15 are bonded.For another example may be used also
Holding & forming knot is arranged in the inner surface of the second end 15 of flexible metal band 11, it is arranged on holding & forming knot and 11 outer surface of flexible metal band
Junction part matching namely holding & forming knot can buckle on junction part.When holding & forming knot is buckled in 11 outer surface of flexible metal band,
11 inner surface of flexible metal band is fitted on radio frequency chip 14.The specific structure of holding & forming knot can use existing any hand
Structure is buckled used by the wearable devices such as ring, wrist-watch.
Track anti-cheating device provided in this embodiment, including being bent the flexible metal band circularized, in flexible metal band
The outer surface of first end be provided with anti-metal layer, radio frequency chip is provided on anti-metal layer, the second end of flexible metal band
Inner surface is fitted on radio frequency chip, since radio frequency chip is by the metal-clad of flexible metal band second end inner surface, so that penetrating
The radiofrequency signal of frequency chip emission is influenced by skin effect without being received by the external world, and is worked as and be worn on entrant's body
On flexible metal band when being removed, when the flexible metal band being bonded on radio frequency chip is removed, radio frequency chip will be to external radiation
Radiofrequency signal, so as to avoid the occurrence of practising fraud in track events.
Fig. 2 is the structural schematic diagram of track anti-cheating device embodiment two provided by the embodiment of the utility model, such as Fig. 2 institute
Show, track anti-cheating device provided by the present embodiment on the basis of Fig. 1,
It further include skin induction chip 21, skin induction chip 21 is set to the inner surface of flexible metal band 11, with radio frequency
Power supply unit in chip 14 is connected with antenna.Skin induction chip 21 is used for single according to power supply when being not sensed by skin contact
Skin signal is not detected by antenna transmitting in the power supply of member.In order to further increase the anti-cheating energy of track anti-cheating device
Skin induction chip 21 can also be arranged in power.Skin induction chip 21 can detecte whether contacted with human skin, when
When entrant normally wears track anti-cheating device, the skin induction chip 21 in 11 inner surface of flexible metal band will be with competition
Person's skin contact, skin induction chip will not emit signal at this time.And when entrant removes track anti-cheating device, skin sense
Answer chip 21 that will disengage with entrant's skin, skin induction chip will be emitted by antenna at this time is not detected skin letter
Number.It, can be to this so when race organizer or judge receive this by signal receiving device, and skin signal is not detected
Entrant investigates or handles.
It further, further include biological information detection module 22, biological information detection module in track anti-cheating device
22 are set to the inner surface of flexible metal band 11, for detecting the biological information for wearing track anti-cheating device user, with radio frequency
Power supply unit in chip 14 is connected with antenna.Biological information detection module 22 for being not detected biological letter within a preset time
When breath, according to the power supply of power supply unit, pass through antenna emitting biological Information abnormity prompt information.It is anti-in order to further increase track
The anti-cheating ability of cheating device, can also be arranged biological information detection module 22.Biological information detection module 22 can be to appoint
A kind of device or module that biological information of human body can be carried out to continue detection.When entrant has worn track anti-cheating device
Afterwards, biological information detection module 22 is with regard to constantly detecting the biological information of wearer, and wherein biological information can be arteries and veins
It fights, heartbeat, any biological information of human body such as blood pressure.If biological information detection module 22 can be continuously detected wearer's
Biological information, it means that entrant adorns oneself with always track anti-cheating device.And if biological information detection module 22 is more than
The biological information of user, such as 10 seconds or more are all not detected in preset time, then may determine that user has removed track
Anti-cheating device, it is understood that there may be cheating.Biological information detection module 22 can pass through antenna emitting biological information at this time
Abnormal prompt information includes the identification information of radio frequency chip 14 in biological information abnormal prompt information.So as race organizer
Or judge is when receiving the biological information abnormal prompt information by signal receiving device, which can be investigated or
Processing.
Further, in track anti-cheating device provided by the embodiments of the present application, track anti-cheating device can be hand
Ring, bracelet are highly convenient for wearing, and will not have an impact to the movement of wearer.It is raw when track anti-cheating device is bracelet
Object information detecting module 22 can be pulse detection module, can detect to the pulse of user.Certainly, the anti-cheating dress of track
Setting to be other forms, such as is worn on the cyclic sets of upper arm, and biological information detection module 22 can be examined for blood pressure
Module is surveyed, the blood pressure of user can be detected.
Further, after being provided with biological information detection module 22 in track anti-cheating device, biological information detects mould
The biological information of entrant detected by block 22 can also provide support for the medical security of track race.When entrant's
When biological information exception, for example, beat pulse speed is too high or too low or hyperpiesia or it is too low when, so that it may cured to race
It treats guarantee group and sends warning message, the healthcare givers that race is equipped with can judge the body shape of entrant according to the actual situation
Condition, and medical services are provided for entrant, it avoids accidents.
Further, in the above-described embodiments, flexible in order to improve the comfort that entrant wears track anti-cheating device
It can be coated with layer of silica gel outside metal tape 11.Certainly, in order to enable track anti-cheating device it is working properly, in flexible metal band
The positions such as position that 11 second ends 15 are contacted with radio frequency chip 14 and skin induction chip 21, biological information detection module 22,
Layer of silica gel cannot be wrapped up.And the position of track anti-cheating device working performance is not influenced at other, layer of silica gel can be wrapped up, or
Other can be improved the material of wearing comfort.
Fig. 3 is the structural schematic diagram of track anti-cheating system embodiment one provided by the embodiment of the utility model, such as Fig. 3 institute
Show, track timekeeping system provided by the present embodiment includes that track anti-cheating device 31, radio frequency signal receiver 32 and track are anti-
Cheat monitoring end 33.
Wherein track anti-cheating device 31 can be any track anti-cheating device in Fig. 1 or embodiment illustrated in fig. 2, by
The entrant of track wears.
Radio frequency signal receiver 32 is used to receive the radiofrequency signal of the transmission of track anti-cheating device 31, and radiofrequency signal is sent out
It send to the anti-cheat monitoring end 33 of track；The anti-cheat monitoring end 33 of track parses radio frequency in radiofrequency signal for receiving radiofrequency signal
The mark of chip and storage.
The anti-cheat monitoring end 33 of track is set to race organizer or place, judge side, radio frequency signal receiver 32 are set to diameter
It matches in racing track.The anti-cheat monitoring end 33 of track receives penetrating for the transmission of track anti-cheating device 31 by radio frequency signal receiver 32
After frequency signal, that is, can determine send radiofrequency signal track anti-cheating device 31 there may be cheatings.Race organizer or
Judge can investigate and handle to the entrant for wearing the track anti-cheating device.
Further, radio frequency signal receiver 32 can be multiple, be respectively arranged at multiple and different positions of track racing track,
Track entrant can be placed more fully hereinafter in this way to practise fraud in play.
Note that above are only the preferred embodiment and institute's application technology principle of the utility model.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment here, is able to carry out for a person skilled in the art various apparent
Variation is readjusted and is substituted without departing from the protection scope of the utility model.Therefore, although by above embodiments to this
Utility model is described in further detail, but the utility model is not limited only to above embodiments, is not departing from this reality
It can also include more other equivalent embodiments in the case where with novel design, and the scope of the utility model is by appended power
Sharp claimed range determines.
Claims (10)
1. a kind of track anti-cheating device characterized by comprising flexible metal band, the flexible metal band bending circularize；
The outer surface of the first end of the flexible metal band is provided with anti-metal layer, is provided with radio frequency core on the anti-metal layer
Piece；
The inner surface of the second end of the flexible metal band is fitted on the radio frequency chip.
2. the apparatus according to claim 1, which is characterized in that the radio frequency chip includes power supply unit, radiofrequency signal hair
Raw circuit and antenna；
The radiofrequency signal generating loop emits radiofrequency signal by the antenna according to the power supply of said supply unit, described
It include the mark of the radio frequency chip in radiofrequency signal.
3. the apparatus of claim 2, which is characterized in that described device further includes skin induction chip, the skin
Induction chip is set to the inner surface of the flexible metal band, connect with said supply unit and the antenna；
The skin induction chip is used to pass through the day according to the power supply of said supply unit when being not sensed by skin contact
Skin signal is not detected in line transmitting.
4. device according to claim 2 or 3, which is characterized in that described device further include: biological information detection module；
The biological information detection module is set to the inner surface of the flexible metal band, wears the anti-work of track for detecting
The biological information of disadvantage device users is connect with said supply unit and the antenna；
When the biological information detection module is used to that biological information to be not detected within a preset time, according to said supply unit
Power supply, passes through the antenna emitting biological Information abnormity prompt information.
5. described in any item devices according to claim 1~3, which is characterized in that wrap up layer of silica gel outside the flexible metal band.
6. described in any item devices according to claim 1~3, which is characterized in that the interior table of the flexible metal band second end
Face is provided with holding & forming knot, and the junction part being arranged on the holding & forming knot and the flexible metal band outer surface matches, described in realizing
Flexible metal band surfaces externally and internally buckles；
When the holding & forming knot is buckled in the flexible metal band outer surface, the flexible metal band inner surface is fitted in described penetrate
On frequency chip.
7. described in any item devices according to claim 1~3, which is characterized in that the flexible metal band is by flexible memory gold
Category is made.
8. described in any item devices according to claim 1~3, which is characterized in that the track anti-cheating device is bracelet, foot
Any one of ring, armlet, neck ring.
9. a kind of track anti-cheating system, which is characterized in that including the anti-cheating of track as described in any one of claims 1 to 8
Device, radio frequency signal receiver and the anti-cheat monitoring end of track；
The radio frequency signal receiver is used to receive the radiofrequency signal that the track anti-cheating device is sent, and the radio frequency is believed
Number it is sent to the anti-cheat monitoring end of the track；
The anti-cheat monitoring end of track parses the mark of radio frequency chip in the radiofrequency signal for receiving the radiofrequency signal
And it stores.
10. system according to claim 9, which is characterized in that the radio frequency signal receiver be it is multiple, be respectively arranged at
Multiple and different positions of track racing track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821711305.3U CN208990185U (en) | 2018-10-22 | 2018-10-22 | Track anti-cheating device and track anti-cheating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821711305.3U CN208990185U (en) | 2018-10-22 | 2018-10-22 | Track anti-cheating device and track anti-cheating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208990185U true CN208990185U (en) | 2019-06-18 |
Family
ID=66805328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821711305.3U Active CN208990185U (en) | 2018-10-22 | 2018-10-22 | Track anti-cheating device and track anti-cheating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208990185U (en) |
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2018
- 2018-10-22 CN CN201821711305.3U patent/CN208990185U/en active Active
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