CN107233721A - A kind of remote throwing event automatic range unit of athletic competition and method - Google Patents
A kind of remote throwing event automatic range unit of athletic competition and method Download PDFInfo
- Publication number
- CN107233721A CN107233721A CN201710436265.XA CN201710436265A CN107233721A CN 107233721 A CN107233721 A CN 107233721A CN 201710436265 A CN201710436265 A CN 201710436265A CN 107233721 A CN107233721 A CN 107233721A
- Authority
- CN
- China
- Prior art keywords
- sensor
- signal
- ultrasonic
- point
- ultrasonic wave
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B65/00—Implements for throwing ; Mechanical projectors, e.g. using spring force
- A63B65/02—Spears or the like ; Javelins
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B65/00—Implements for throwing ; Mechanical projectors, e.g. using spring force
- A63B65/06—Heavy throwing-balls, i.e. "medicine balls", shots, weights or stones for putting
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B65/00—Implements for throwing ; Mechanical projectors, e.g. using spring force
- A63B65/10—Discus discs; Quoits
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/20—Distances or displacements
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/80—Special sensors, transducers or devices therefor
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/80—Special sensors, transducers or devices therefor
- A63B2220/83—Special sensors, transducers or devices therefor characterised by the position of the sensor
- A63B2220/833—Sensors arranged on the exercise apparatus or sports implement
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
The present invention provides a kind of remote throwing event automatic range unit of athletic competition and method, described device includes sensor, signal processing unit, PC and display screen, described sensor includes the infrared distance sensor and ultrasonic transmitter being arranged on ammunition and the ultrasonic wave reception sensor for being respectively arranged at measuring point A, B, C, when infrared distance measuring sensor detects ammunition apart from ground 2CM, triggering ultrasonic transmitter sends ultrasonic signal, now, the ultrasonic wave for being arranged at measuring point A, B, C receives the reception that sensor carries out ultrasonic signal.Using ultrasonic wave receive sensor using the propagation distance different band of sound come ultrasonic wave reception sensor reception signal time it is poor, according to geometry law, calculate cast using the computer software of PC, shown in display screen.
Description
Technical field
The present invention relates to a kind of automatic range unit technical field, more particularly to a kind of remote throwing event of athletic competition
Automatic range unit and method.
Background technology
The field events long range throwing event of athletic competition has javelin, discus, hammer etc., its existing (international, domestic large-scale match
Thing) measurement distance method is：Referee finds ammunition drop point, and " six prisms " is placed at drop point, rangefinder scanning " six ribs
Mirror " calculates cast.And common survey method is referee's searching drop point, with battle fathom amount.
Two kinds of traditional measuring methods have the disadvantage：1st, finding ammunition drop point has certain risk, and each rank match was all once
Stab referee, discus and injure referee, hammer wire by a crashing object and sweep through there is javelin and hinder the phenomenons such as referee；Occur when the 2nd, repeatedly throwing
Multiple intersection drop points judge easily there is drop point misjudgment；3rd, battle rope has certain flexible error；4th, " six prisms " scanning is surveyed
Away from easily by the interference such as weather, light.
The content of the invention
In order to overcome the deficiencies in the prior art, the present invention provides a kind of athletic competition remote throwing event automatic range dress
Put and method, three measuring points are set in throwing field, it is different using the propagation distance of sound to receive sensor using ultrasonic wave
The signal time that the ultrasonic wave brought receives sensor reception is poor, according to geometry law, utilizes the computer software of PC to calculate
Go out cast, shown in display screen.
In order to achieve the above object, the present invention is realized using following technical scheme：
A kind of remote throwing event automatic range unit of athletic competition, including sensor, signal processing unit, PC and
Display screen, described sensor includes the infrared distance sensor and ultrasonic transmitter being arranged on ammunition and set respectively
The ultrasonic wave for being placed in measuring point A, B, C receives sensor, when infrared distance measuring sensor detects ammunition apart from ground 2CM,
Triggering ultrasonic transmitter sends ultrasonic signal, now, and the ultrasonic wave for being arranged at measuring point A, B, C receives sensor progress ultrasound
The reception of ripple signal.
Described ultrasonic wave receives sensor and connects signal processing unit by signal wire, and signal processing unit is connect with communicating
Mouth mode connects PC, and PC is connected by interface with display screen.
Described ultrasonic wave receives sensor and sends the ultrasonic signal received to signal processing unit progress signal
Processing, sends the signal to PC, the time difference for the ultrasonic signal that PC is received by three measuring points of calculating, calculates afterwards
Go out the cast of ammunition.
Described infrared distance sensor is connected with ultrasonic transmitter by signal wire, is mounted in ammunition
Portion.
It is ultrasonic wave receiving transducer that described ultrasonic wave, which receives sensor, and its ultrasonic signal received need to pass through signal
Processing unit is amplified, waveform is converted and data conversion.
Described signal processing unit is data collecting card, receives 4~20mA standard signals of described sensor, passes through
MODBUS-RTU modes or USB communication modes send the signal to PC.
Described infrared distance sensor can be arranged at multiple faces on ammunition, and multi-angle judges ground clearance.
Item is thrown at a distance using a kind of athletic competition of the remote throwing event automatic range unit of the athletic competition
Mesh automatic range method, measuring point A, B and C are fixing point, and it is fixing point to throw point O, thus then：Between A and B, B and C, C and A
It is known definite value, the distance between O and A, B, C a apart from c, b, a0、b0、c0For known definite value；Tri- measuring points of A, B, C receive sound
The clock t of signalA、tB、tCFor given value；
Comprise the following steps：
Step 1: calculating AB and AO angle theta1With AO and AC angle theta2, θ is obtained using below equation1And θ2：
b0 2=c2+a0 2-2ca0cosθ1
c0 2=b2+a0 2-2ba0cosθ2
Step 2: receiving the clock t of voice signal according to tri- measuring points of A, B, CA、tB、tCList below equation：
lb=la+v(tB-tA)
lc=la+v(tC-tA)
Wherein：laFor measuring point A and pick-up point P distance, lbFor measuring point B and pick-up point P distance, lcFor measuring point C and landing
Point P distance, v is the velocity of sound；
Step 3: lb the and lc formula in step 2 are substituted into below equation group：
lc 2=la 2+b2-2lab cosθ3
lb 2=la 2+c2-2lac cos(θ1+θ2+θ3)
Obtain laAnd θ3；
Step 4: calculating throwing point O and pick-up point P by following equation using result of calculation of the step one into step 3
The distance between lop：
lop=a0 2+la 2-2a0la cos(θ2+θ3)。
Compared with prior art, the beneficial effects of the invention are as follows：
The remote throwing event automatic range unit of a kind of athletic competition proposed by the present invention and method, have been abandoned in the past
Sports items distance-finding method, is measured without manpower, and three measuring points are set in throwing field, and sensor is received using ultrasonic wave
Using the propagation distance different band of sound come ultrasonic wave receive sensor receive signal time it is poor, can according to geometry determine
Rule, cast is calculated using the computer software of PC, and measurement result is more accurate than manually measuring result.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the remote throwing event automatic range unit of athletic competition proposed by the present invention；
Fig. 2 is a kind of geometrical principle figure of the remote throwing event automatic range method of athletic competition proposed by the present invention.
Fig. 3 is the specific reality of a kind of remote throwing event automatic range unit of athletic competition proposed by the present invention and method
Apply illustration.
Embodiment
The embodiment provided below in conjunction with accompanying drawing the present invention is described in detail.
As shown in figure 1, a kind of remote throwing event automatic range unit of athletic competition, including sensor, signal transacting
Unit, PC and display screen, described sensor include the infrared distance sensor being arranged on ammunition and ultrasonic wave transmitting
Device and be respectively arranged at measuring point A, B, C ultrasonic wave receive sensor, when infrared distance measuring sensor detect ammunition away from
From the ground during 2CM, triggering ultrasonic transmitter sends ultrasonic signal, now, and the ultrasonic wave for being arranged at measuring point A, B, C receives biography
Sensor carries out the reception of ultrasonic signal.
Described ultrasonic wave receives sensor and connects signal processing unit by signal wire, and signal processing unit is connect with communicating
Mouth mode connects PC, and PC is connected by interface with display screen.
Described ultrasonic wave receives sensor and sends the ultrasonic signal received to signal processing unit progress signal
Processing, sends the signal to PC, the time difference for the ultrasonic signal that PC is received by three measuring points of calculating, calculates afterwards
Go out the cast of ammunition.
Described infrared distance sensor is connected with ultrasonic transmitter by signal wire, is mounted in ammunition
Portion.
It is ultrasonic wave receiving transducer that described ultrasonic wave, which receives sensor, and its ultrasonic signal received need to pass through signal
Processing unit is amplified, waveform is converted and data conversion.
Described signal processing unit is data collecting card, receives 4~20mA standard signals of described sensor, passes through
MODBUS-RTU modes or USB communication modes send the signal to PC.
Described infrared distance sensor can be arranged at multiple faces on ammunition, and multi-angle judges ground clearance.
The preferred model DAM0404 of described data collecting card, including 4 road DI inputs and 4 road DO outputs, support RS232
MODBUS RTU serial communication protocols.
The preferred sharp of described infrared distance sensor infrared distance sensor, described ultrasonic transmitter and super
Acoustic receiver probe is prior art, and ultrasonic wave transmitting circuit and receiving circuit are designed as common circuit design, here not
It is described in detail.
Conventional ultrasonic wave single-shot transmit-receive radio road is simple in construction, and low power ultrasonic wave transmitting circuit can be integrated into one piece small
On the circuit board of area, install or be embedded in advance inside discus, hammer and javelin, the barral of a gun part of javelin can also be installed on.
As shown in Fig. 2 remote using a kind of athletic competition of the remote throwing event automatic range unit of the athletic competition
Apart from throwing event automatic range method, measuring point A, B and C are fixing point, and it is fixing point to throw point O, thus then：A and B, B and C,
The distance between C and A c, b, a are known definite value, the distance between O and A, B, C a0、b0、c0For known definite value；Tri- surveys of A, B, C
Point receives the clock t of voice signalA、tB、tCFor given value；
Comprise the following steps：
Step 1: calculating AB and AO angle theta1With AO and AC angle theta2, θ is obtained using below equation1And θ2：
b0 2=c2+a0 2-2ca0cosθ1
c0 2=b2+a0 2-2ba0cosθ2
Step 2: receiving the clock t of voice signal according to tri- measuring points of A, B, CA、tB、tCList below equation：
lb=la+v(tB-tA)
lc=la+v(tC-tA)
Wherein：laFor measuring point A and pick-up point P distance, lbFor measuring point B and pick-up point P distance, lcFor measuring point C and landing
Point P distance, v is the velocity of sound；
Step 3: lb the and lc formula in step 2 are substituted into below equation group：
lc 2=la 2+b2-2lab cosθ3
lb 2=la 2+c2-2lac cos(θ1+θ2+θ3)
Obtain laAnd θ3；
Step 4: calculating throwing point O and pick-up point P by following equation using result of calculation of the step one into step 3
The distance between lop：
lop=a0 2+la 2-2a0la cos(θ2+θ3)。
The calculating process of computational methods above can be completed in PC, and corresponding application software is installed in PC
Calculating is automatically performed, application software can be developed by VB, VC, or directly calculate result by Matlab.
As shown in figure 3, be that illustration is embodied, the measuring point A set respectively on javelin throwing place, measuring point B, measuring point C,
Using javelin throwing zone fan shape center point as point O, pick-up point P is thrown according to landing position on the spot, by the device and method of the present invention
Calculate the distance for throwing point O and pick-up point P.
Above example is implemented lower premised on technical solution of the present invention, gives detailed embodiment and tool
The operating process of body, but protection scope of the present invention is not limited to the above embodiments.Method therefor is such as without spy in above-described embodiment
It is conventional method not mentionlet alone bright.
Claims (6)
1. a kind of remote throwing event automatic range unit of athletic competition, including sensor, signal processing unit, PC and aobvious
Display screen, it is characterised in that described sensor includes the infrared distance sensor and ultrasonic transmitter being arranged on ammunition
And measuring point A, B, C ultrasonic wave reception sensor are respectively arranged at, when infrared distance measuring sensor detects ammunition distance
During the 2CM of ground, triggering ultrasonic transmitter sends ultrasonic signal, now, and the ultrasonic wave for being arranged at measuring point A, B, C receives sensing
Device carries out the reception of ultrasonic signal；
Described ultrasonic wave receives sensor and connects signal processing unit by signal wire, and signal processing unit is with communication interface side
Formula connects PC, and PC is connected by interface with display screen；
Described ultrasonic wave receives sensor and sends the ultrasonic signal received to signal processing unit progress signal transacting,
PC is sent the signal to afterwards, the time difference for the ultrasonic signal that PC is received by three measuring points of calculating, calculates throwing
Throw the cast of thing.
2. a kind of remote throwing event automatic range unit of athletic competition according to claim 1, it is characterised in that institute
The infrared distance sensor stated is connected with ultrasonic transmitter by signal wire, is mounted on inside ammunition.
3. a kind of remote throwing event automatic range unit of athletic competition according to claim 1, it is characterised in that institute
It is ultrasonic wave receiving transducer that the ultrasonic wave stated, which receives sensor, and its ultrasonic signal received need to enter by signal processing unit
Row amplification, waveform conversion and data conversion.
4. a kind of remote throwing event automatic range unit of athletic competition according to claim 1, it is characterised in that institute
The signal processing unit stated is data collecting card, receives 4~20mA standard signals of described sensor, passes through MODBUS-RTU
Mode or USB communication modes send the signal to PC.
5. a kind of remote throwing event automatic range unit of athletic competition according to claim 1, it is characterised in that institute
The infrared distance sensor stated can be arranged at multiple faces on ammunition, and multi-angle judges ground clearance.
6. using a kind of remote throwing event automatic range method of athletic competition of the device described in claim 1, it is special
Levy and be, measuring point A, B and C are fixing point, it is fixing point to throw point O, thus then：The distance between A and B, B and C, C and A c, b,
A is known definite value, the distance between O and A, B, C a0、b0、c0For known definite value；Tri- measuring point received ultrasonic signals of A, B, C
Clock tA、tB、tCFor given value；
Comprise the following steps：
Step 1: calculating AB and AO angle theta1With AO and AC angle theta2, θ is obtained using below equation1And θ2：
b0 2=c2+a0 2-2ca0cosθ1
c0 2=b2+a0 2-2ba0cosθ2
Step 2: receiving the clock t of voice signal according to tri- measuring points of A, B, CA、tB、tCList below equation：
lb=la+v(tB-tA)
lc=la+v(tC-tA)
Wherein：laFor measuring point A and pick-up point P distance, lbFor measuring point B and pick-up point P distance, lcFor measuring point C and pick-up point P
Distance, v is the velocity of sound；
Step 3: lb the and lc formula in step 2 are substituted into below equation group：
lc 2=la 2+b2-2lab cosθ3
lb 2=la 2+c2-2lac cos(θ1+θ2+θ3)
Obtain laAnd θ3；
Step 4: using result of calculation of the step one into step 3 between following equation calculates throwing point O and pick-up point P
Apart from lop：
lop=a0 2+la 2-2a0la cos(θ2+θ3)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710436265.XA CN107233721B (en) | 2017-06-12 | 2017-06-12 | Automatic distance measuring device and method for long-distance throwing item in sports competition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710436265.XA CN107233721B (en) | 2017-06-12 | 2017-06-12 | Automatic distance measuring device and method for long-distance throwing item in sports competition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107233721A true CN107233721A (en) | 2017-10-10 |
| CN107233721B CN107233721B (en) | 2023-01-24 |
Family
ID=59987464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710436265.XA Active CN107233721B (en) | 2017-06-12 | 2017-06-12 | Automatic distance measuring device and method for long-distance throwing item in sports competition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107233721B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114028784A (en) * | 2021-11-25 | 2022-02-11 | 深圳先进技术研究院 | Wearable sports biological information monitoring system and method applied to hammer training |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102365560A (en) * | 2009-01-27 | 2012-02-29 | Xyz互动技术公司 | A method and apparatus for ranging finding, orienting, and/or positioning of single and/or multiple devices |
| CN104459703A (en) * | 2014-11-12 | 2015-03-25 | 惠州Tcl移动通信有限公司 | Sonar ranging method and mobile device |
| CN105572673A (en) * | 2015-11-27 | 2016-05-11 | 北京像素软件科技股份有限公司 | Ultrasonic ranging method and device |
| CN105785376A (en) * | 2016-05-11 | 2016-07-20 | 滁州学院 | Javelin throwing electronic measuring instrument |
| CN105776018A (en) * | 2016-04-27 | 2016-07-20 | 上海海事大学 | Positioning device and method for slings of double-lifting and double-sling bridge crane |
| CN105929368A (en) * | 2016-04-14 | 2016-09-07 | 南京创维信息技术研究院有限公司 | Supersonic wave based indoor positioning method, device and system |
| CN206896773U (en) * | 2017-06-12 | 2018-01-19 | 石东瑞 | A kind of remote throwing event automatic range unit of athletic competition |
-
2017
- 2017-06-12 CN CN201710436265.XA patent/CN107233721B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102365560A (en) * | 2009-01-27 | 2012-02-29 | Xyz互动技术公司 | A method and apparatus for ranging finding, orienting, and/or positioning of single and/or multiple devices |
| CN104459703A (en) * | 2014-11-12 | 2015-03-25 | 惠州Tcl移动通信有限公司 | Sonar ranging method and mobile device |
| CN105572673A (en) * | 2015-11-27 | 2016-05-11 | 北京像素软件科技股份有限公司 | Ultrasonic ranging method and device |
| CN105929368A (en) * | 2016-04-14 | 2016-09-07 | 南京创维信息技术研究院有限公司 | Supersonic wave based indoor positioning method, device and system |
| CN105776018A (en) * | 2016-04-27 | 2016-07-20 | 上海海事大学 | Positioning device and method for slings of double-lifting and double-sling bridge crane |
| CN105785376A (en) * | 2016-05-11 | 2016-07-20 | 滁州学院 | Javelin throwing electronic measuring instrument |
| CN206896773U (en) * | 2017-06-12 | 2018-01-19 | 石东瑞 | A kind of remote throwing event automatic range unit of athletic competition |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114028784A (en) * | 2021-11-25 | 2022-02-11 | 深圳先进技术研究院 | Wearable sports biological information monitoring system and method applied to hammer training |
| CN114028784B (en) * | 2021-11-25 | 2023-01-31 | 深圳先进技术研究院 | Wearable sports biological information monitoring system and method applied to hammer training |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107233721B (en) | 2023-01-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206896773U (en) | A kind of remote throwing event automatic range unit of athletic competition | |
| CN105866742B (en) | A kind of shell burst point positioning system and localization method | |
| WO1991004769A1 (en) | Projectile trajectory determination system | |
| JPH06503724A (en) | golf equipment | |
| JPS63159766U (en) | ||
| KR100941185B1 (en) | System for measuring impact of target plate and measuring method thereof | |
| CN102540245A (en) | Device and method for measuring resonance intensity of land mine | |
| CN102879714A (en) | Detection and positioning method for partial discharge of transformer | |
| US8194501B2 (en) | Apparatus and method of sniper localization | |
| CN106646482A (en) | Transmission line distance detection method, device and system | |
| US20070237029A1 (en) | Frequency matched relative position tracking system | |
| CN107233721A (en) | A kind of remote throwing event automatic range unit of athletic competition and method | |
| CN207181678U (en) | A kind of real-time radio range unit | |
| CN103453799A (en) | Real-time measurement method for quantity of shot bullets of small arm | |
| CN206892333U (en) | Portable ultrasound ripple snow depth measurement apparatus | |
| CN204637522U (en) | A kind of ultrasonic wave swimming multi-parameter display | |
| CN205279883U (en) | A wrist formula indication of shots ware for shooting training aiding system | |
| JP2002296349A (en) | Ultrasound position locating system | |
| CN105486254A (en) | Tree measurement instrument system based on ultrasonic sensor and MEMS triaxial accelerometer | |
| JP2012233773A (en) | Mobile body speed measurement device | |
| CN204964452U (en) | Wireless crack depth automated inspection appearance | |
| CN107367201A (en) | A kind of a wide range of multiple target shell fries drop point sound localization method | |
| CN107560689B (en) | A kind of subglacial depth of water measurement method | |
| CN208937707U (en) | A kind of portable civil engineering range unit | |
| CN205537354U (en) | Open three -dimensional automatic indication of shots ware of supersound of structuring formation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Shi Lei Inventor after: Shi Dongrui Inventor after: Zhao Hui Inventor before: Shi Dongrui Inventor before: Shi Lei Inventor before: Zhao Hui |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20221230 Address after: No. 43 Ping'an Street, Tiedong District, Anshan City, Liaoning Province Applicant after: ANSHAN NORMAL University Address before: No. 4, Floor 2, Unit 1, Building 53, Ping'an Street, Tiedong District, Anshan City, Liaoning Province, 114000 Applicant before: Shi Dongrui |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |