CN102114337A - Device and method for judging and displaying fall point of badminton/tennis - Google Patents
Device and method for judging and displaying fall point of badminton/tennis Download PDFInfo
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- CN102114337A CN102114337A CN 201110059158 CN201110059158A CN102114337A CN 102114337 A CN102114337 A CN 102114337A CN 201110059158 CN201110059158 CN 201110059158 CN 201110059158 A CN201110059158 A CN 201110059158A CN 102114337 A CN102114337 A CN 102114337A
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Abstract
The invention relates to a device for judging and displaying the fall point of badminton/tennis, which comprises a badminton/tennis, a first fall point judging device, a second fall point judging device and a control device, wherein, a triggering device is arranged on the badminton/tennis; the first fall point judging device and the second fall point judging device are respectively arranged on the inner and the outer sides of a sideline of a court for the badminton/tennis, and can be triggered when being in contact with the triggering device; and the control device can forbid the other fall point judging device when either of the fall point judging devices is triggered. The invention also relates to a method for judging the fall point. Being implemented, the device and method for judging and displaying the fall point of badminton/tennis have the benefits as follows: the triggering device is arranged on the badminton/tennis, the fall point judging devices are respectively arranged along the inner side (inside the court) and the outer side of the sideline of the court, and all the fall point judging devices are forbidden after a first fall point of the badminton/tennis triggers the corresponding fall point judging device, so that the fall point of the badminton/tennis can be judged automatically and instantaneously, and the device is convenient to use.
Description
Technical field
The present invention relates to the motion field, more particularly, relate to a kind of shuttlecock/tennis drop point and judge display unit and method.
Background technology
In shuttlecock/tennis tournament, when the close sideline of the drop point of ball (is the boundary line of competition area, be included in the boundary line of both sides, place and the boundary line of bottom, place, it forms the competition area of a sealing) time, be difficult for usually judging that the drop point of this ball is in the sideline or outside the sideline; If the drop point of ball is at above-mentioned place middle position or also have a segment distance or on the scene extraterrestrial away from above-mentioned sideline apart from above-mentioned sideline in the venue, people judge than being easier to; But, when the drop point of ball inside and outside the sideline one section less apart from the time, depend alone naked eyes with regard to difficult to have judged its drop point exactly.Certainly, also have pair match to record a video, drop point site is judged in the slow motion of resetting then, still, and after all still with artificial judgment and can not judge immediately and show that certain limitation is still arranged in the use.
Summary of the invention
The technical problem to be solved in the present invention is, be difficult for the defective judged when the above-mentioned drop point when ball of prior art is near the sideline, can judge automatically when providing a kind of drop point when ball near the sideline and the shuttlecock/tennis drop point judgement display unit and the method for instant playback.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of shuttlecock/tennis drop point and judge display unit, comprise shuttlecock/tennis, described shuttlecock/tennis is provided with flip flop equipment, also comprises being separately positioned on described shuttlecock/sideline, the tennis court first drop point judgment means and the second drop point judgment means inside and outside, that be triggered when contacting with described flip flop equipment; When being triggered, described any one drop point judgment means forbids the control device of another drop point judgment means.
In device of the present invention, also comprise being separately positioned on described site boundary first display unit and second display unit inside and outside, that when the described first drop point judgment means and the second drop point judgment means are triggered, light respectively.
In device of the present invention, described first display unit and second display unit are a plurality of barcode LED display units that are provided with along described site boundary.
In device of the present invention, described first display unit is different with the color of the LED of second display unit; Described first display unit is arranged in the described sideline, and described second display unit is arranged on outside the described sideline.
In device of the present invention, described flip flop equipment comprises the RFID label; The described first drop point judgment means and the second drop point judgment means comprise the RFID card reader.
In device of the present invention, the described first drop point judgment means comprises a RFID card reader antenna, a described RFID card reader antenna is identical with described sideline shape, it is arranged at below, described sideline and along being provided with in the described sideline along described sideline, and covers certain width in the described sideline; The described second drop point judgment means comprises the 2nd RFID card reader antenna, and described the 2nd RFID card reader antenna is identical with described sideline shape, and it is provided with outside described sideline, and covers certain width outside the described sideline.
The present invention has also disclosed a kind of method of judging shuttlecock/tennis drop point, comprises the steps:
A) have flip flop equipment shuttlecock or/trigger the first drop point judgment means be arranged within its site boundary or triggering when tennis lands to be arranged on the second drop point judgment means outside its site boundary;
B) forbid the drop point judgment means that is not triggered;
C) make the display unit work of the described drop point judgment means correspondence that is triggered and postpone certain hour.
In method of the present invention, described flip flop equipment comprises the RFID label; The described first drop point judgment means and the second drop point judgment means comprise the RFID card reader.
In method of the present invention, the described first drop point judgment means and the second drop point judgment means comprise the RFID card reader antenna, the shape of described first card reader antenna is identical with described site boundary, its width is first width, its size is less than or equal to described sideline size, and its position is arranged under inboard, described sideline or the sideline; The shape of described second card reader antenna is identical with described site boundary, and its width is second width, and its size is greater than described sideline size, and its position is arranged at the outside, described sideline.
In method of the present invention, described step B) further comprise the steps:
B1) judged whether that the drop point judgment means is triggered, and carries out next step in this way; Otherwise, repeat this step;
B2) forbid all drop point judgment means and after finishing the scheduled time, return step B1).
Implement shuttlecock of the present invention/tennis drop point and judge display unit and method, has following beneficial effect: because ball is provided with flip flop equipment, and be respectively arranged with the drop point judgment means with the outside in inboard (in the place) along site boundary, forbid all drop point judgment means after triggering corresponding drop point judgment means on first drop point of its ball, reduced the quantity of required touch judge in the match in a large number, improve match judge's the promptness and the degree of accuracy, ensured justice, the just and appreciative value of match judgement.So, can automatically, immediately judge the drop point of ball, easy to use.
Description of drawings
Fig. 1 is that shuttlecock of the present invention/tennis drop point is judged the structural representation that installs among display unit and the method embodiment;
Fig. 2 is the position view of sideline and drop point judgment means among the described embodiment;
Fig. 3 is the flow chart of drop point determination methods among the described embodiment;
Fig. 4 is that schematic diagram is divided on ground, standard court among another embodiment;
Schematic diagram was divided in the zone, place when Fig. 5 was another embodiment mesoptile ball singles;
Schematic diagram was divided in the zone, place when Fig. 6 was another embodiment mesoptile ball doubles.
The specific embodiment
Embodiments of the present invention is further illustrated below in conjunction with accompanying drawing.
As shown in Figure 1, judge that at shuttlecock of the present invention/tennis drop point this shuttlecock/tennis drop point judgment means comprises flip flop equipment 1, control device 2, the first drop point judgment means 3, the second drop point judgment means 4, first display unit 5 and second display unit 6 among display unit and the method embodiment.Wherein, above-mentioned flip flop equipment 1 is arranged on shuttlecock/tennis, when ball lands, trigger in the above-mentioned first drop point judgment means 3 and the second drop point judgment means 4, after above-mentioned any one drop point judgment means is triggered, control device 2 is temporarily forbidden all drop point judgment means work, like this, lands the second time of ball and just can not trigger other drop point judgment means; Meanwhile, control device 2 output control signals make the display unit of the above-mentioned drop point judgment means correspondence that once was triggered light, and the expression placement is (to comprise on the sideline) within above-mentioned sideline or outside the sideline.In the present embodiment, the above-mentioned first drop point judgment means, 3 corresponding first display unit 5, when the first drop point judgment means 3 was triggered, first display unit 5 was lighted; The second drop point judgment means 4 is corresponding to second display unit 6, and when the second drop point judgment means 4 was triggered, second display unit 6 was lighted.In the present embodiment, the above-mentioned first drop point judgment means 3 and the second drop point judgment means 4 are except its output is connected on the control device 2, also be connected with control device 2 by holding wire respectively, the effect of this holding wire is to enable or forbid, when control device 2 resets, this holding wire is the output enable signal respectively, makes the above-mentioned first drop point judgment means 3 and the second drop point judgment means 4 work, and wait is triggered; When any one was triggered in the above-mentioned drop point judgment means, control device 2 made above-mentioned drop point judgment means not work by above-mentioned holding wire output inhibit signal, prevents false triggering.In addition, above-mentioned control device 2 outputs a control signal to above-mentioned first display unit 5 and second display unit 6 respectively, makes it shinny.In at the same time, can only export a control signal, specifically export which display unit of control signal, will see which the drop point judgment means that is triggered is.
In the present embodiment, flip flop equipment 1 is the label of RFID, and it adheres to the surface of above-mentioned shuttlecock/tennis or is embedded in the surface of above-mentioned shuttlecock/tennis, is as the criterion with the use that does not influence above-mentioned shuttlecock/tennis; And the first drop point judgment means 3 and the second drop point judgment means 3 are respectively a RFID card reader.Wherein first drop point judge adorn 3 put comprised that a card reader body and a RFID card reader antenna 31(are referring to Fig. 2), wherein, above-mentioned card reader body can be arranged at appropriate location in the court, for example judicatory position, limit etc., field, the one RFID card reader antenna 31 (is the boundary line of competition area with above-mentioned sideline, be included in the boundary line of both sides, place and the boundary line of bottom, place, the competition area of a sealing of its formation) shape is identical, it is arranged at along above-mentioned sideline below the above-mentioned sideline and along being provided with in the above-mentioned sideline, and cover certain width in the above-mentioned sideline, for example 5 to 10 centimetres; The same second drop point judgment means 4 comprises that card reader body and the 2nd RFID card reader antenna 41(are referring to Fig. 3), wherein, above-mentioned card reader body can be arranged at appropriate location in the court, for example judicatory position, limit etc., field, the 2nd RFID card reader antenna 41 is identical with above-mentioned sideline shape, it and covers certain width outside the above-mentioned sideline, for example 5 to 10 centimetres outside above-mentioned sideline is arranged at above-mentioned sideline.In a word, in inside and outside each 10 centimetres the scope in above-mentioned sideline, ball falls within can be judged automatically in play in this zone or out-of-bounds, not needed artificial cognition.What deserves to be mentioned is that we can regulate the sphere of action of above-mentioned RFID card reader, it just is triggered when label touches antenna, can obtain drop point site comparatively exactly like this.Certainly, the drop point of ball also may exceed above-mentioned scope apart from the sideline, but this moment, owing to also have a segment distance apart from the sideline, it can clearly with the naked eye judge, so also be acceptable without this device.
Simultaneously, in the present embodiment, above-mentioned first display unit 5 and second display unit 6 are separately positioned on the inboard, above-mentioned sideline (in the place) and the outside, wherein, first display unit 5 is arranged on inboard, above-mentioned sideline, and it is lighted when the first drop point judgment means 3 is triggered; Second display unit 6 is arranged on the outside, above-mentioned sideline, and it is lighted when the second drop point judgment means 4 is triggered.In the present embodiment, above-mentioned first display unit 5 and second display unit 6 are a plurality of barcode LED display units that are provided with along described site boundary.The LED of first display unit 5 is different with the color of the LED of second display unit 6, be used for representing the drop point difference of ball, for example, the LED of first display unit 5 all can be set to green, and the LED of second display unit 6 all is set to redness, like this, with the bright expression placement of green light in play, and with the drop point of the bright expression ball of red colored lamp out-of-bounds, come into plain view, clear, immediately the drop point with ball shows.
Present embodiment has also disclosed a kind of shuttlecock/tennis drop point determination methods, and as shown in Figure 3, this method comprises the steps:
Step S11 system resets, enable the drop point judgment means: in this step, begin to prepare to judge the drop point site of shuttlecock/tennis, earlier system is resetted, do not export control signal display unit is extinguished, simultaneously, control device 2 is gone back the output enable signal, win drop point judgment means 3 and the second drop point judgment means 4 can be worked, wait for the triggering that is arranged on the flip flop equipment 1 on the ball.
Step S12 waits for triggering: in this step, wait for that ball falls within desired location (promptly in the inboard, sideline or outside certain distance) zone.
Is the arbitrary drop point judgment means of step S13 triggered? if above-mentioned ball falls within the above-mentioned zone, in any case then can at first trigger a drop point judgment means, the drop point judgment means that is triggered will be exported identification signal to upper controller, as long as control device 2 receives identification signal, no matter be which drop point judgment means is sent, will be judged as the drop point judgment means and be triggered.In this step, be exactly that control device 2 judges whether oneself receives identification signal, in this way, carry out next step, as not, return step S12.
Step S14 forbids all drop point judgment means: in this step, control device 2 has received an identification signal, so, it exports inhibit signal, make the above-mentioned first drop point judgment means 3 and the second drop point judgment means 4 be under an embargo, in a period of time, no longer work, avoid false triggering.
Step S15 lights the display unit of the drop point judgment means correspondence that is triggered: in this step, control device 2 output control signals make that the display unit corresponding with its identification signal that receives lighted, the particular location of expression placement.In the present embodiment, the above-mentioned first drop point judgment means 3 is triggered, and then control device 2 is lighted above-mentioned first display unit 5, if the above-mentioned second drop point judgment means 4 is triggered, lights second display unit 6.After above-mentioned display unit is lighted, postpone a period of time, return step S11 again.Like this, above-mentioned steps just constituted one complete, constantly drop point judge, flow for displaying.
In addition, in another embodiment of the present invention, the situation with the corresponding display unit of a plurality of drop point judgment means and a plurality of and described drop point judgment means has been described also.Referring to Fig. 4, figure 4 illustrates the shuttlecock place of a standard, can be used for singles, also can be used for doubles.Wherein, comprise doubles sideline 401, short service line 402, long service line 403, end line (back boundary line) 405, center line 406 etc.In another embodiment, the antenna of its a plurality of drop point judgment means is separately positioned on the inboard or the outside of above-mentioned each line, and can select singles' pattern or doubles pattern.When selecting singles' pattern, the antenna of above-mentioned a plurality of drop point judgment means is divided into as shown in Figure 5 a plurality of zones with this place, be regional A, area B, zone C and region D, different display unit is installed respectively in above-mentioned zone, these display unit are corresponding to above-mentioned zone, when shuttlecock drops in the above-mentioned zone, the luminous indicating positions of its corresponding display unit.Certainly, each luminous color is different in these display unit, and with different color showings: service is effectively, service is invalid, when receiving effectively, service crosses line, no play, ball line ball or the like.When selecting the doubles pattern, the antenna of above-mentioned a plurality of drop point judgment means is divided into as shown in Figure 6 a plurality of zones with this place, be regional 2A, regional 2B, regional 2C, regional 2D, regional 2E, regional 2F, different display unit is installed respectively in above-mentioned zone equally, these display unit are corresponding to above-mentioned zone, when shuttlecock drops in the above-mentioned zone, the luminous indicating positions of its corresponding display unit.Certainly, each luminous color is different in these display unit, with different color (being that in the above-mentioned zone which shuttlecock drop in) expression: service is effectively, service is invalid, when receiving effectively, service crosses line, no play, ball line ball or the like.The situation of tennis similarly repeats no more.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. shuttlecock/tennis drop point is judged display unit, comprise shuttlecock/tennis, it is characterized in that, described shuttlecock/tennis is provided with flip flop equipment, also comprises being separately positioned on described shuttlecock/sideline, the tennis court first drop point judgment means and the second drop point judgment means inside and outside, that be triggered when contacting with described flip flop equipment; When being triggered, described any one drop point judgment means forbids the control device of another drop point judgment means.
2. shuttlecock according to claim 1/tennis drop point is judged display unit, it is characterized in that, also comprise being separately positioned on described site boundary first display unit and second display unit inside and outside, that when the described first drop point judgment means and the second drop point judgment means are triggered, light respectively.
3. shuttlecock according to claim 2/tennis drop point is judged display unit, it is characterized in that, described first display unit and second display unit are a plurality of barcode LED display units that are provided with along described site boundary.
4. shuttlecock according to claim 3/tennis drop point is judged display unit, it is characterized in that described first display unit is different with the color of the LED of second display unit; Described first display unit is arranged in the described sideline, and described second display unit is arranged on outside the described sideline.
5. judge display unit according to any described shuttlecock of claim 1-4/tennis drop point, it is characterized in that described flip flop equipment comprises the RFID label; The described first drop point judgment means and the second drop point judgment means comprise the RFID card reader.
6. shuttlecock according to claim 5/tennis drop point is judged display unit, it is characterized in that, the described first drop point judgment means comprises a RFID card reader antenna, a described RFID card reader antenna is identical with described sideline shape, it is arranged at below, described sideline and along being provided with in the described sideline along described sideline, and covers certain width in the described sideline; The described second drop point judgment means comprises the 2nd RFID card reader antenna, and described the 2nd RFID card reader antenna is identical with described sideline shape, and it is provided with outside described sideline, and covers certain width outside the described sideline.
7. a method of judging shuttlecock/tennis drop point automatically is characterized in that, comprises the steps:
A) have flip flop equipment shuttlecock or/trigger the first drop point judgment means be arranged within its site boundary or triggering when tennis lands to be arranged on the second drop point judgment means outside its site boundary;
B) forbid the drop point judgment means that is not triggered;
C) make the display unit work of the described drop point judgment means correspondence that is triggered and postpone certain hour.
8. the method for automatic judgement shuttlecock according to claim 7/tennis drop point is characterized in that described flip flop equipment comprises the RFID label; The described first drop point judgment means and the second drop point judgment means comprise the RFID card reader.
9. the method for automatic judgement shuttlecock according to claim 8/tennis drop point, it is characterized in that, the described first drop point judgment means and the second drop point judgment means comprise the RFID card reader antenna, the shape of described first card reader antenna is identical with described site boundary, its width is first width, its size is less than or equal to described sideline size, and its position is arranged under inboard, described sideline or the sideline; The shape of described second card reader antenna is identical with described site boundary, and its width is second width, and its size is greater than described sideline size, and its position is arranged at the outside, described sideline.
10. the method for automatic judgement shuttlecock according to claim 9/tennis drop point is characterized in that described step B) further comprise the steps:
B1) judged whether that the drop point judgment means is triggered, and carries out next step in this way; Otherwise, repeat this step;
B2) forbid all drop point judgment means and after finishing the scheduled time, return step B1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100591582A CN102114337B (en) | 2011-03-11 | 2011-03-11 | Device and method for judging and displaying fall point of badminton/tennis |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011100591582A CN102114337B (en) | 2011-03-11 | 2011-03-11 | Device and method for judging and displaying fall point of badminton/tennis |
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| CN102114337A true CN102114337A (en) | 2011-07-06 |
| CN102114337B CN102114337B (en) | 2012-07-25 |
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| CN2011100591582A Expired - Fee Related CN102114337B (en) | 2011-03-11 | 2011-03-11 | Device and method for judging and displaying fall point of badminton/tennis |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102512796A (en) * | 2011-12-30 | 2012-06-27 | 哈尔滨师范大学 | Non-contact badminton returning drop point training device based on interactive projection system and method for acquiring accurate rate of badminton returning drop point |
| CN106267778A (en) * | 2016-08-10 | 2017-01-04 | 张阳 | The computational methods of tennis drop point and system |
| WO2017127984A1 (en) * | 2016-01-25 | 2017-08-03 | 张阳 | Method and system for acquiring tennis ball drop point in tennis sports |
| CN107376301A (en) * | 2017-07-13 | 2017-11-24 | 重庆美瓷体育文化传播有限公司 | A kind of boundary line upper sphere judges system |
| CN107729295A (en) * | 2017-10-19 | 2018-02-23 | 广东工业大学 | Real-time drop point pre-judging method, platform and the equipment of a kind of shuttlecock |
| CN108245858A (en) * | 2018-02-11 | 2018-07-06 | 大田县福韬体育用品有限公司 | A kind of Novel feather spherical structure |
| CN108355331A (en) * | 2018-02-11 | 2018-08-03 | 大田县福韬体育用品有限公司 | A kind of modified badminton structure |
| CN108379802A (en) * | 2018-02-11 | 2018-08-10 | 大田县福韬体育用品有限公司 | A kind of shock-absorbing type badminton structure |
| CN108553870A (en) * | 2018-06-26 | 2018-09-21 | 华北理工大学 | Shuttlecock service training magnetic control photoelectricity alarm set |
| CN108671523A (en) * | 2018-05-08 | 2018-10-19 | 重庆文理学院 | A kind of boundary ball determination method and system for volleyball match |
| CN110585685A (en) * | 2019-08-30 | 2019-12-20 | 上海讯哲体育科技有限公司 | Ball game scoring device and ball game scoring method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101306246A (en) * | 2008-07-10 | 2008-11-19 | 广州壹鹏电器科技有限公司 | Device for judging whether the badminton is outside or not in a badminton game |
| CN101364255A (en) * | 2007-08-08 | 2009-02-11 | 龙伟实业股份有限公司 | Method for applying RFID to playing court as auxiliary judgement and system thereof |
-
2011
- 2011-03-11 CN CN2011100591582A patent/CN102114337B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101364255A (en) * | 2007-08-08 | 2009-02-11 | 龙伟实业股份有限公司 | Method for applying RFID to playing court as auxiliary judgement and system thereof |
| CN101306246A (en) * | 2008-07-10 | 2008-11-19 | 广州壹鹏电器科技有限公司 | Device for judging whether the badminton is outside or not in a badminton game |
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| CN102512796B (en) * | 2011-12-30 | 2013-11-06 | 哈尔滨师范大学 | Method for acquiring accurate rate of badminton returning drop point for non-contact badminton returning drop point training device based on interactive projection system |
| CN102512796A (en) * | 2011-12-30 | 2012-06-27 | 哈尔滨师范大学 | Non-contact badminton returning drop point training device based on interactive projection system and method for acquiring accurate rate of badminton returning drop point |
| WO2017127984A1 (en) * | 2016-01-25 | 2017-08-03 | 张阳 | Method and system for acquiring tennis ball drop point in tennis sports |
| CN106267778A (en) * | 2016-08-10 | 2017-01-04 | 张阳 | The computational methods of tennis drop point and system |
| CN107376301A (en) * | 2017-07-13 | 2017-11-24 | 重庆美瓷体育文化传播有限公司 | A kind of boundary line upper sphere judges system |
| CN107729295B (en) * | 2017-10-19 | 2021-07-06 | 广东工业大学 | Real-time drop point prejudging method, platform and equipment for shuttlecocks |
| CN107729295A (en) * | 2017-10-19 | 2018-02-23 | 广东工业大学 | Real-time drop point pre-judging method, platform and the equipment of a kind of shuttlecock |
| CN108245858A (en) * | 2018-02-11 | 2018-07-06 | 大田县福韬体育用品有限公司 | A kind of Novel feather spherical structure |
| CN108379802A (en) * | 2018-02-11 | 2018-08-10 | 大田县福韬体育用品有限公司 | A kind of shock-absorbing type badminton structure |
| CN108355331A (en) * | 2018-02-11 | 2018-08-03 | 大田县福韬体育用品有限公司 | A kind of modified badminton structure |
| CN108671523A (en) * | 2018-05-08 | 2018-10-19 | 重庆文理学院 | A kind of boundary ball determination method and system for volleyball match |
| CN108553870A (en) * | 2018-06-26 | 2018-09-21 | 华北理工大学 | Shuttlecock service training magnetic control photoelectricity alarm set |
| CN108553870B (en) * | 2018-06-26 | 2023-04-07 | 华北理工大学 | Magnetic control photoelectric reminding device for badminton serving training |
| CN110585685A (en) * | 2019-08-30 | 2019-12-20 | 上海讯哲体育科技有限公司 | Ball game scoring device and ball game scoring method |
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| CN102114337B (en) | 2012-07-25 |
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Granted publication date: 20120725 Termination date: 20140311 |