CN203881943U - Ranging system - Google Patents
Ranging system Download PDFInfo
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- CN203881943U CN203881943U CN201420034345.4U CN201420034345U CN203881943U CN 203881943 U CN203881943 U CN 203881943U CN 201420034345 U CN201420034345 U CN 201420034345U CN 203881943 U CN203881943 U CN 203881943U
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- frequency wave
- frequency
- measurement system
- range measurement
- ultramagnifier
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Abstract
An embodiment of the utility model provides a ranging system. The ranging system comprises a head wearable device and a feedback device. The head wearable device comprises a first frequency wave emitter, a first frequency wave receiver, and a first one-chip computer. The first frequency wave emitter is used for emitting frequency waves having first codes. The first frequency wave receiver is used for receiving frequency waves having second codes. The first one-chip computer is used for recording frequency wave emission time of the first frequency wave emitter and frequency wave reception time of the first frequency wave receiver, computing the time difference between the frequency wave emission time and the frequency wave reception time, and computing a distance between the head wearable device and the feedback device according to the time difference. The feedback device comprises a second frequency wave receiver and a second frequency wave emitter. The second frequency wave receiver is used for receiving the frequency waves having the first codes emitted by the first frequency wave emitter. The second frequency wave emitter is used for emitting frequency waves having the second codes to the first frequency wave receiver after the second frequency wave receiver receives the frequency waves having the first codes. The embodiment of the ranging system achieves automatic calculation of a distance from user eyes to an observed object.
Description
Technical field
The utility model relates to distance measuring equipment technical field, more particularly, relates to a kind of range measurement system.
Background technology
In order to protect user's eyesight, user, with at the moment, it is very necessary that the distance of maintenance eyes of user and observation thing conforms to setting numerical value; Observation thing can be that the users such as books, TV, computer need to remove with eyes the object of observation.Yet most of user does not have good being accustomed to eye, eyes of user is often less than this setting numerical value with the distance of observation thing, and this infringement for user's eyesight is very serious.Therefore how to calculate eyes of user and the distance of observing thing, thereby guarantee that eyes of user conforms to setting numerical value and becomes the research point that technician pays close attention to the distance of observation thing.
Publication number is that the Chinese patent of CN103479361A discloses a kind of intelligent glasses, this patent discloses a kind of scheme of being found range and being carried out related preventive warning by intelligent glasses, be specially: by infrared distance sensor, measure the distance between user and observation thing, and determine that at data processing module the distance between user that infrared distance sensor is surveyed and observation thing is less than setting value and surpasses after the duration of setting, and starts related preventive alarm by alarm display module.Although above-mentioned patent discloses the mode of measuring the distance between user and observation thing by infrared distance sensor, yet in this patent, accurately do not define the object of reference of distance between user and observation thing, so the measured user of this patent has with observing the accuracy of the distance between thing to be hoisted.
Utility model content
In view of this, the utility model embodiment provides a kind of range measurement system, to solve the accuracy of the distance between the measured user of prior art and observation thing, has problem to be hoisted.
For achieving the above object, the utility model embodiment provides following technical scheme:
A range measurement system, comprising: head is dressed equipment and ultramagnifier;
Described head wearing equipment comprises:
Transmitting has the first frequency wave launcher of the frequency wave of the first coding;
Reception has the first frequency ripple receiver of the frequency wave of the second coding;
The first single-chip microcomputer;
Described ultramagnifier comprises:
Receive the second frequency ripple receiver of the frequency wave with the first coding of described first frequency wave launcher reflection;
At described second frequency ripple receiver, receive and have after the frequency wave of the first coding, to described first frequency ripple receiver transmitting, there is the second frequency wave launcher of the frequency wave of the second coding.
Wherein, described first frequency wave launcher and described second frequency wave launcher are infrared transmitter, and described first frequency ripple receiver and described second frequency ripple receiver are infrared remote receiver;
Or described first frequency wave launcher and described second frequency wave launcher are generating laser, described first frequency ripple receiver and described second frequency ripple receiver are laser pickoff;
Or described first frequency wave launcher and described second frequency wave launcher are ultrasonic transmitter, described first frequency ripple receiver and described second frequency ripple receiver are ultrasonic receiver.
Wherein, described head wearing equipment also comprises:
Be connected with described the first single-chip microcomputer, when the head wearing equipment calculating at described the first single-chip microcomputer is not more than predetermined value to the distance of ultramagnifier, first suggestion device of pointing out.
Wherein, described the first suggestion device is auditory tone cues electric circuit, or vibrations circuit, or optical circuit.
Wherein, described ultramagnifier also comprises: the second singlechip being connected with described second frequency wave launcher with described second frequency ripple receiver respectively.
Wherein, described ultramagnifier also comprises: be connected with described second singlechip, and when described second singlechip determines that head wearing equipment is not more than predetermined value to the distance of ultramagnifier, second suggestion device of pointing out.
Wherein, described head is dressed equipment and is also comprised: be connected with described the first single-chip microcomputer, the head wearing equipment that demonstration is calculated is to the liquid crystal display LCD of the distance of ultramagnifier.
Wherein, described first frequency wave launcher is arranged at the position concordant with eyes on head wearing equipment with described first frequency ripple receiver; Described ultramagnifier is arranged at the position concordant with observing thing.
Wherein, described head is dressed equipment and is also comprised: be connected with described the first single-chip microcomputer, when the head wearing equipment calculating at described the first single-chip microcomputer is not more than predetermined value to the distance of described ultramagnifier, send the radio communication device of cue;
Described range measurement system also comprises:
With described radio communication device communication connection, receive the cue that described radio communication device sends, the prompt facility of pointing out.
Wherein, described range measurement system also comprises: the intelligent terminal being connected with described the first single chip communication.
Based on technique scheme, the range measurement system that the utility model embodiment provides, by head, dress the first frequency wave launcher of equipment and launch the frequency wave with the first coding, second frequency ripple receiver at ultramagnifier receives after the frequency wave with the first coding, the second frequency wave launcher transmitting of ultramagnifier has the frequency wave of the second coding, the first frequency ripple receiver of dressing equipment at head receives after the frequency wave with the second coding, and the first single-chip microcomputer that head is dressed equipment can calculate head wearing equipment to the distance of ultramagnifier.The range measurement system that the utility model embodiment provides, the ultramagnifier that comprises second frequency ripple receiver and second frequency wave launcher by setting, define the distance between user and observation thing, distance between user and observation thing can be exchanged into head and dresses the distance between equipment and ultramagnifier, thereby promotes the accuracy of the distance between measured user and observation thing.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of a kind of range measurement system that Fig. 1 provides for the utility model embodiment;
Fig. 2 is under eyewear applications scene, the schematic diagram of the range measurement system that the utility model embodiment provides;
Another structural representation of a kind of range measurement system that Fig. 3 provides for the utility model embodiment;
A structural representation again of a kind of range measurement system that Fig. 4 provides for the utility model embodiment;
The another structural representation of a kind of range measurement system that Fig. 5 provides for the utility model embodiment;
Another structural representation again of a kind of range measurement system that Fig. 6 provides for the utility model embodiment;
The structural representation more again of a kind of range measurement system that Fig. 7 provides for the utility model embodiment;
The another structural representation again of a kind of range measurement system that Fig. 8 provides for the utility model embodiment.
Embodiment
For making object, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The structural representation of a kind of range measurement system that Fig. 1 provides for the utility model embodiment, with reference to Fig. 1, this range measurement system can comprise: head is dressed equipment 1 and ultramagnifier 2; Wherein, head is dressed the head that equipment 1 can be worn on user, and it can be glasses that head is dressed equipment 1, the helmet etc.; Ultramagnifier 2 can be the equipment that is placed on observation thing place, and eyes of user equates with the distance of head wearing equipment 1 to ultramagnifier 2 to the distance of observation thing.
In conjunction with Fig. 1, head is dressed equipment 1 and can be comprised: first frequency wave launcher 11, and first frequency ripple receiver 12 and the first single-chip microcomputer 13, wherein, the first single-chip microcomputer 13 is connected with first frequency ripple receiver 12 with first frequency wave launcher 11 respectively; Ultramagnifier 2 can comprise: second frequency ripple receiver 21 and second frequency wave launcher 22;
Wherein, first frequency wave launcher 11 can be launched the frequency wave with the first coding;
Second frequency ripple receiver 21 can receive the frequency wave with the first coding of first frequency wave launcher 11 transmittings;
Second frequency wave launcher 22 can receive after the frequency wave with the first coding at second frequency ripple receiver 21, and transmitting has the frequency wave of the second coding;
First frequency ripple receiver 12 can receive the frequency wave with the second coding of second frequency wave launcher 22 transmittings;
The first single-chip microcomputer 13 can record the frequency wave launch time of first frequency wave launcher 11, frequency wave time of reception with first frequency ripple receiver 12, calculate the mistiming of described frequency wave launch time and described frequency wave time of reception, according to the described mistiming, calculate head and dress equipment 1 to the distance of ultramagnifier 2.
Optionally, by the product of mistiming and frequency wave emission rate, divided by 2, can obtain head wearing equipment to the distance of ultramagnifier.
It should be noted that, the setting of the first coding of frequency wave is effective in order to guarantee that the frequency wave of first frequency wave launcher 11 transmittings only just thinks when second frequency ripple receiver 21 receives that frequency wave receives, and other frequency waves that second frequency ripple receiver 21 receives (frequency wave without the first coding) all think to receive invalid frequency wave; The setting of the second coding of frequency wave is to receive effectively in order to guarantee that the frequency wave of second frequency wave launcher 21 transmittings is only just thought when first frequency ripple receiver 12 receives, and other frequency waves that first frequency ripple receiver 12 receives (frequency wave without the second coding) all think to receive invalid frequency wave.Optionally, the first coding and the second arranging of coding can be arbitrarily, as long as guarantee that the first coding is not identical with the second coding.
Optionally, for guaranteeing that head wearing equipment is to the distance of ultramagnifier, with approximation and the accuracy of eyes of user to the distance of observation thing, first frequency wave launcher 11 can be arranged at head with first frequency ripple receiver 12 and dress the position concordant with eyes on equipment 1, and ultramagnifier 2 can be arranged at the position concordant with observing thing.
The range measurement system that the utility model embodiment provides, by head, dress the first frequency wave launcher of equipment and launch the frequency wave with the first coding, second frequency ripple receiver at ultramagnifier receives after the frequency wave with the first coding, the second frequency wave launcher transmitting of ultramagnifier has the frequency wave of the second coding, the first frequency ripple receiver of dressing equipment at head receives after the frequency wave with the second coding, and the first single-chip microcomputer that head is dressed equipment can calculate head wearing equipment to the distance of ultramagnifier.The range measurement system that the utility model embodiment provides, the ultramagnifier that comprises second frequency ripple receiver and second frequency wave launcher by setting, define the distance between user and observation thing, distance between user and observation thing can be exchanged into head and dresses the distance between equipment and ultramagnifier, thereby promotes the accuracy of the distance between measured user and observation thing.
Optionally, it can be glasses that head is dressed equipment 1, and Fig. 2 shows under eyewear applications scene, and the schematic diagram of the range measurement system that the utility model embodiment provides can carry out reference.
Optionally, frequency wave can be infrared waves, laser, ultrasound wave etc.Optionally, first frequency wave launcher and second frequency wave launcher can be infrared transmitter, corresponding, first frequency ripple receiver and second frequency ripple receiver can be infrared remote receiver.Optionally, first frequency wave launcher and second frequency wave launcher can be generating laser, corresponding, first frequency ripple receiver and second frequency ripple receiver can be laser pickoff.Optionally, first frequency wave launcher and second frequency wave launcher can be ultrasonic transmitter, corresponding, first frequency ripple receiver and second frequency ripple receiver can be ultrasonic receiver.
Another structural representation of a kind of range measurement system that Fig. 3 provides for the utility model embodiment, shown in Fig. 1 and Fig. 3, range measurement system shown in Fig. 3 is on the basis of range measurement system shown in Fig. 1, and head is dressed equipment 1 and can also be comprised: the first suggestion device 14 being connected with the first single-chip microcomputer 13; When the head wearing equipment that the first suggestion device 14 can calculate at the first single-chip microcomputer 13 is not more than predetermined value to the distance of ultramagnifier, point out.
Optionally, the first suggestion device 14 can be auditory tone cues electric circuit, or vibrations circuit, or optical circuit.
Head wearing equipment is not more than predetermined value to the distance of ultramagnifier and represents that eyes of user is less than health observations distance to the distance of observation thing, should act on eye adjustment; The utility model embodiment can point out by the first suggestion device 14, to point out user to adjust current making with eye, increases the distance of eyes and observation thing.
A structural representation again of a kind of range measurement system that Fig. 4 provides for the utility model embodiment, shown in Fig. 1 and Fig. 4, range measurement system shown in Fig. 4 is on the basis of range measurement system shown in Fig. 1, ultramagnifier 2 can also comprise: second singlechip 23, and second singlechip 23 is connected with second frequency wave launcher 22 with second frequency ripple receiver 21 respectively; When the head wearing equipment calculating at the first single-chip microcomputer 13 is not more than predetermined value to the distance of ultramagnifier, the first frequency wave launcher 11 that second singlechip 23 can receive by second frequency ripple receiver 21 is launched the frequency wave with the 3rd coding, determines that head wearing equipment is not more than predetermined value to the distance of ultramagnifier.
Optionally, the 3rd coding can be and the equal not identical coding of the first coding and the second coding, when the head wearing equipment that the 3rd coding only calculates at the first single-chip microcomputer 13 is not more than predetermined value to the distance of ultramagnifier, by first frequency wave launcher 11, sent.
Optionally, second singlechip shown in Fig. 4 23 also can be applied to shown in Fig. 2～Fig. 3 in range measurement system.
The another structural representation of a kind of range measurement system that Fig. 5 provides for the utility model embodiment, shown in Fig. 4 and Fig. 5, range measurement system shown in Fig. 5 is on the basis of range measurement system shown in Fig. 4, ultramagnifier 2 can also comprise: the second suggestion device 24, the second suggestion device 24 is connected with second singlechip 23, when determining that at second singlechip 23 head wearing equipment is not more than predetermined value to the distance of ultramagnifier, point out.
Optionally, the second suggestion device 24 can be auditory tone cues electric circuit, or vibrations circuit, or optical circuit.
Another structural representation again of a kind of range measurement system that Fig. 6 provides for the utility model embodiment, shown in Fig. 1 and Fig. 6, range measurement system shown in Fig. 6 is on the basis of range measurement system shown in Fig. 1, head is dressed equipment 1 and can also be comprised: LCD (Liquid Crystal Display, liquid crystal display) 15, LCD15 is connected with the first single-chip microcomputer 13, can show that the head that the first single-chip microcomputer 13 calculates dresses equipment 1 to the distance of ultramagnifier 2.
Optionally, LCD15 shown in Fig. 6 also can be applicable in the range measurement system shown in Fig. 2～Fig. 5.
The structural representation more again of a kind of range measurement system that Fig. 7 provides for the utility model embodiment, shown in Fig. 1 and Fig. 7, range measurement system shown in Fig. 7 is on the basis of range measurement system shown in Fig. 1, head is dressed equipment 1 and can also be comprised: the radio communication device 16 being connected with the first single-chip microcomputer 13, when head that radio communication device 16 can calculate at the first single-chip microcomputer 13 is dressed equipment 1 and is not more than predetermined value to the distance of ultramagnifier 2, send cue; In range measurement system shown in Fig. 7, range measurement system can also comprise: prompt facility 3, and this prompt facility 3 is equipment independent and head wearing equipment 1 and ultramagnifier 2, prompt facility 3 can communicate to connect with radio communication device 16, receive the cue that radio communication device 16 sends, point out.It should be noted that prompt facility 3 can be to be carried at it the user who is not wearing head wearing equipment 1, with monitoring by an eye situation the user of wearing head wearing equipment 1.Optionally, radio communication device 16 can be blue-tooth device, WIFI (Wireless Fidelity) device.
Optionally, radio communication device shown in Fig. 7 16 and prompt facility 3 also can be applicable to the range measurement system shown in Fig. 2～Fig. 6.
The another structural representation again of a kind of range measurement system that Fig. 8 provides for the utility model embodiment, in conjunction with Fig. 1 and Fig. 8, range measurement system shown in Fig. 8 is on the basis of range measurement system shown in Fig. 1, can also comprise: intelligent terminal 4, intelligent terminal 4 and the first single-chip microcomputer 13 communication connections, can arrange the predetermined value of the first single-chip microcomputer 13 interior storages, and the head that the first single-chip microcomputer 13 is calculated is dressed equipment 1 and is shown to the distance of ultramagnifier 2.
Optionally, intelligent terminal shown in Fig. 84 also can be applicable to the range measurement system shown in Fig. 2～Fig. 7.
Optionally, in the utility model embodiment, the first single-chip microcomputer 13 can carry out timing after startup, when timing time reaches the designated time, the first single-chip microcomputer 13 can be reminded by default suggestion device, so that user knows the time of the current observation observation of user thing and surpassed the designated time, with reminding user, have a rest; Optionally, when timing time reaches the designated time, the first single-chip microcomputer 13 can trigger the frequency wave that 11 transmittings of first frequency wave launcher have the 4th coding, so that second frequency ripple receiver 21 is after receiving the frequency wave with the 4th coding, make second singlechip 23 determine that the time of the current observation observation of user thing has surpassed the designated time, second singlechip 23 can be reminded by the suggestion device being arranged in ultramagnifier 2, with reminding user, have a rest.
Optionally, second singlechip 23 also can carry out timing after startup, and when timing time reaches the designated time, second singlechip 23 can be reminded by default suggestion device, so that user knows the time of the current observation observation of user thing and surpassed the designated time, with reminding user, have a rest; Optionally, when timing time reaches the designated time, second singlechip 23 can trigger the frequency wave that 22 transmittings of second frequency wave launcher have the 4th coding, so that first frequency ripple receiver 12 is after receiving the frequency wave with the 4th coding, make the first single-chip microcomputer 13 determine that the time of the current observation observation of user thing has surpassed the designated time, the first single-chip microcomputer 13 can be reminded by the suggestion device being arranged in head wearing equipment 1, with reminding user, have a rest.
The range measurement system that the utility model embodiment provides has realized the automatic calculating of eyes of user with the distance of observation thing, and when eyes of user is not more than predetermined value with the distance of observing thing, can make prompting, guarantee that eyes of user conforms to setting numerical value with the distance of observation thing.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a range measurement system, is characterized in that, comprising: head is dressed equipment and ultramagnifier;
Described head wearing equipment comprises:
Transmitting has the first frequency wave launcher of the frequency wave of the first coding;
Reception has the first frequency ripple receiver of the frequency wave of the second coding;
The first single-chip microcomputer;
Described ultramagnifier comprises:
Receive the second frequency ripple receiver of the frequency wave with the first coding of described first frequency wave launcher reflection;
At described second frequency ripple receiver, receive and have after the frequency wave of the first coding, to described first frequency ripple receiver transmitting, there is the second frequency wave launcher of the frequency wave of the second coding.
2. range measurement system according to claim 1, is characterized in that, described first frequency wave launcher and described second frequency wave launcher are infrared transmitter, and described first frequency ripple receiver and described second frequency ripple receiver are infrared remote receiver;
Or described first frequency wave launcher and described second frequency wave launcher are generating laser, described first frequency ripple receiver and described second frequency ripple receiver are laser pickoff;
Or described first frequency wave launcher and described second frequency wave launcher are ultrasonic transmitter, described first frequency ripple receiver and described second frequency ripple receiver are ultrasonic receiver.
3. range measurement system according to claim 1, is characterized in that, described head is dressed equipment and also comprised:
Be connected with described the first single-chip microcomputer, when the head wearing equipment calculating at described the first single-chip microcomputer is not more than predetermined value to the distance of ultramagnifier, first suggestion device of pointing out.
4. range measurement system according to claim 3, is characterized in that, described the first suggestion device is auditory tone cues electric circuit, or vibrations circuit, or optical circuit.
5. according to the range measurement system described in claim 1-4 any one, it is characterized in that, described ultramagnifier also comprises: the second singlechip being connected with described second frequency wave launcher with described second frequency ripple receiver respectively.
6. range measurement system according to claim 5, it is characterized in that, described ultramagnifier also comprises: is connected with described second singlechip, and when described second singlechip determines that head wearing equipment is not more than predetermined value to the distance of ultramagnifier, second suggestion device of pointing out.
7. range measurement system according to claim 1, is characterized in that, described head is dressed equipment and also comprised: be connected with described the first single-chip microcomputer, the head wearing equipment that demonstration is calculated is to the liquid crystal display LCD of the distance of ultramagnifier.
8. range measurement system according to claim 1, is characterized in that, described first frequency wave launcher is arranged at the position concordant with eyes on head wearing equipment with described first frequency ripple receiver; Described ultramagnifier is arranged at the position concordant with observing thing.
9. range measurement system according to claim 1, it is characterized in that, described head is dressed equipment and is also comprised: be connected with described the first single-chip microcomputer, when the head wearing equipment calculating at described the first single-chip microcomputer is not more than predetermined value to the distance of described ultramagnifier, send the radio communication device of cue;
Described range measurement system also comprises:
With described radio communication device communication connection, receive the cue that described radio communication device sends, the prompt facility of pointing out.
10. range measurement system according to claim 1, is characterized in that, described range measurement system also comprises: the intelligent terminal being connected with described the first single chip communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420034345.4U CN203881943U (en) | 2014-01-20 | 2014-01-20 | Ranging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420034345.4U CN203881943U (en) | 2014-01-20 | 2014-01-20 | Ranging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203881943U true CN203881943U (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420034345.4U Expired - Fee Related CN203881943U (en) | 2014-01-20 | 2014-01-20 | Ranging system |
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| CN (1) | CN203881943U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105632107A (en) * | 2014-10-31 | 2016-06-01 | 南京思摩特农业科技有限公司 | Hillside land landslide early-warning method |
| CN105807920A (en) * | 2016-03-03 | 2016-07-27 | 北京小鸟看看科技有限公司 | Virtual reality equipment as well as method and device for monitoring ground obstacles under using scene of virtual reality equipment |
| CN111862574A (en) * | 2020-07-17 | 2020-10-30 | 深圳创维－Rgb电子有限公司 | Distance measurement reminding processing method and device based on remote controller |
-
2014
- 2014-01-20 CN CN201420034345.4U patent/CN203881943U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105632107A (en) * | 2014-10-31 | 2016-06-01 | 南京思摩特农业科技有限公司 | Hillside land landslide early-warning method |
| CN105807920A (en) * | 2016-03-03 | 2016-07-27 | 北京小鸟看看科技有限公司 | Virtual reality equipment as well as method and device for monitoring ground obstacles under using scene of virtual reality equipment |
| CN111862574A (en) * | 2020-07-17 | 2020-10-30 | 深圳创维－Rgb电子有限公司 | Distance measurement reminding processing method and device based on remote controller |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20190120 |