CN109173212B - A kind of shuttlecock, which is held, claps rectifier production method - Google Patents

A kind of shuttlecock, which is held, claps rectifier production method Download PDF

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Publication number
CN109173212B
CN109173212B CN201811291126.3A CN201811291126A CN109173212B CN 109173212 B CN109173212 B CN 109173212B CN 201811291126 A CN201811291126 A CN 201811291126A CN 109173212 B CN109173212 B CN 109173212B
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thumb
index finger
held
rectifier
radial
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CN109173212A (en
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游茂林
贺新敬
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China University of Geosciences
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China University of Geosciences
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    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B69/00Training appliances or apparatus for special sports
    • A63B69/0017Training appliances or apparatus for special sports for badminton

Abstract

The present invention, which provides a kind of shuttlecock and holds, claps rectifier production method, includes the following steps: that S1 holds type data of clapping hands using what data glove acquired a large amount of standards;S2 calculates separately every group of second radial angle for holding the first radial angle and index finger third articulations digitorum manus that the second articulations digitorum manus of thumb clapped hands is held in type data of clapping hands;These first radial angles of S3 seek the first average value, seek the second average value to these second radial angles;It includes hand grip portion and the thumb stall passed through for thumb on the outside of the hand grip portion and the index finger fingerstall passed through for index finger that S4, which holds and claps rectifier, according to thumb stall described in the finger-type design data held in type data of clapping hands and the index finger fingerstall in the position of the hand grip portion, the thumb stall and the index finger fingerstall are designed in the hand grip portion with respect to the radial angle of racket radial direction according to first average value and second average value.

Description

A kind of shuttlecock, which is held, claps rectifier production method
Technical field
It is held the present invention relates to shuttlecock equipment technical field more particularly to a kind of shuttlecock and claps rectifier production method.
Background technique
As more and more people participate in badminton, it is increasingly significant to hold the incorrect problem of bat technology, anxious in the market A shuttlecock fan that can effectively be formed/correct is needed to hold the auxiliary product of bat technology.How to produce a kind of with suitable extensively Bat sizing/rectifier is held with property, standard of comparison, annoyings those skilled in the art always.
Summary of the invention
Rectifier production method is clapped in view of this, holding the embodiment provides a kind of shuttlecock, can be produced Bat sizing/rectifier is held with broad applicability, standard of comparison.
The embodiment of the present invention, which provides a kind of shuttlecock, to be held and claps rectifier production method, is included the following steps:
S1: the type data of clapping hands of holding of a large amount of standards are acquired, holding the type data of clapping hands described in acquisition includes finger-type data;
S2: it calculates separately every group and holds first of the second articulations digitorum manus of thumb with respect to handle radial direction held and clapped hands in type data of clapping hands The second radial angle of radial angle and index finger third articulations digitorum manus with respect to handle radial direction;
S3: all first radial angles are handled using matlab Algorithms Integration, and these first radial angles are asked First average value handles all second radial angles using matlab Algorithms Integration, and asks these second radial angles Second average value;
S4: holding and clapping rectifier includes hand grip portion, the thumb stall and confession that pass through for thumb on the outside of the hand grip portion The index finger fingerstall that index finger passes through, according to thumb stall and the index finger described in the finger-type design data held in type data of clapping hands Fingerstall designs the thumb stall and institute in the position of the hand grip portion, according to first average value and second average value Index finger fingerstall is stated in the hand grip portion with respect to the radial angle of racket radial direction.
Further, the thumb stall is located at when holding bat at thumb second joint place, and the index finger fingerstall, which is located at, to be held When bat at the place of index finger third joint, index finger third joint is the joint connecting on index finger with palm, and thumb second joint is thumb The joint being connect on finger with palm.
Further, step S1 further include: linear fit is carried out to the type data of clapping hands of holding of a large amount of standards of acquisition, is removed The data for deviateing 20% or more fitting a straight line, subsequently into step S2.
Further, in step S3 further include: carry out linear fit to a large amount of first radial angle, remove deviation The data of 20% or more the fitting a straight line carry out linear fit to a large amount of second radial angle, remove and deviate the fitting Then the data of 20% or more straight line seek the first average value to remaining first radial angle with matlab algorithm, to surplus Remaining second radial angle seeks the second average value, subsequently into step S4.
Further, in step S1, a large amount of standard is acquired using 5DT data glove or AR gloves or VR gloves It is described hold type data of clapping hands, in data acquisition, clap using holding for above-mentioned gloves standard and make racket perpendicular to level Face.
Further, the first artis of thumb and thumb second joint point place when holding bat using gloves acquisition standard The coordinate of position finds out the distance between two artis of thumb, then finds out the absolute of two artis radial direction coordinate differences It is radial to find out described first according to the arcsine of the ratio at a distance between two artis of the coordinate absolute value of the difference and thumb for value Angle.
Further, index finger second joint point and index finger third artis institute are in place when holding bat using gloves acquisition standard The coordinate set, finds out the distance between the two artis of index finger, then finds out and carrys out two artis radial direction coordinate differences It is radial to find out second according to the arcsine of the ratio at a distance between two artis of the coordinate absolute value of the difference and index finger for absolute value Angle.
It further, further include following steps if production described holds that clap rectifier be anti-hand-held racket rectifier, S5: using the anti-hand-held racket of the gloves standard, make thumb central axes and racket axis parallel, record the first joint of thumb The coordinate of point and thumb second joint point position, while recording index finger second joint point and thumb third artis institute in place The coordinate set;Thumb: being moved to the position where index finger by S6, makes the second joint point of thumb and the third artis weight of index finger It closes, records the first artis of thumb and the new coordinate of second joint point present position, the first joint institute for calculating thumb is in place The distance between the coordinate of the original position of second joint point of the new coordinate and index finger set c, calculates the second joint of index finger The distance between the coordinate of the original position of point and the coordinate of coincidence point position d, calculate thumb the first artis and The distance between the coordinate of coincidence point position e, the thumb stall according to the shifting theorem of mathematics, in anti-hand-held racket rectifier Angle is between the center line of index finger fingerstallWhen the center line and standard of fingerstall hold bat in finger Heart line is parallel to each other.
Further, if production it is described hold clap rectifier be positive hand-held racket rectifier when, corrected in the positive hand-held racket In device, the difference in height between the thumb stall and the center line of the index finger fingerstall is 1.4CM, and first radial angle is 1.1 °, second radial angle is 1.2 °;If production described holds that clap rectifier be anti-hand-held racket rectifier, described anti- In hand-held racket rectifier, the difference in height between the thumb stall and the center line of the index finger fingerstall is 1.5CM, anti-hand-held racket Angle is 1.3 ° between thumb stall in rectifier and the center line of index finger fingerstall.
The technical solution that the embodiment of the present invention provides has the benefit that shuttlecock of the present invention is held bat and rectified Positive device production method holds type data of clapping hands using described in acquisition of the statistics by science, to keep away using science data as foundation It is uncertain to exempt from personal experience's doctrine bring, also avoids the trial-production bring economic risk of blindness, thus save the cost, and make Described hold produced claps standard of the rectifier with unified specification, more facilitates the type of clapping hands of holding to correct a mistake, and have There is wide applicability.
Detailed description of the invention
Fig. 1 is that shuttlecock of the present invention holds the flow chart for clapping rectifier production method;
Fig. 2 be the professional's standard position thumb the first artis A1 when holding bat obtained coordinate (A1x, A1y, ) and the partial schematic diagram of coordinate (A2x, A2y, A2z) tables of data of the position thumb second joint point A2 A1z;
Fig. 3 is the partially schematic of the tables of data of calculated the first radial angle of multiple groups and the second radial angle according to fig. 2 Figure;
Fig. 4 is that shuttlecock holds the signal for clapping the positive hand-held racket rectifier that rectifier production method is produced according to the present invention Figure;
Fig. 5 is that shuttlecock holds the signal for clapping the anti-hand-held racket rectifier that rectifier production method is produced according to the present invention Figure.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention Formula is further described.
Fig. 1, Fig. 4 and Fig. 5 are please referred to, is held the embodiment provides a kind of shuttlecock and claps rectifier production method, Include the following steps:
S1:: the type data of clapping hands of holding of a large amount of standards are acquired, holding the type data of clapping hands described in acquisition includes finger-type data.
In S1, acquires to hold described in a large amount of standard using 5DT data glove or AR gloves or VR gloves and clap hands The type data source of clapping hands of holding of type data, these standards can be national badminton player or shuttlecock coach etc. specially Industry personnel's standard holds type data of clapping hands, and is also possible to hold type number of clapping hands by a large amount of scientific sunykatuib analyses acquisition standards According to.In data acquisition, using above-mentioned gloves standard hold clap and make racket perpendicular to horizontal plane.
The position data of finger when holding bat for clapping that finger-type data include each professional's standard is held in acquisition.
The gloves are worn on hand, professional by the movement of control finger-joint come the grasping racket of standard, with For 5DT data glove, there is at least one sensor on each finger of the 5DT data glove, the sensor passes through The position of finger-joint is measured to record the finger movement parameter of professional, and the finger movement parameter that it is recorded reaches The system host communicated.In order to which the bat rectifier 1,1 ' of holding for going out final design has more common applicability, meet more The size requirements of more shuttlecock users, repeat the above steps, until collect it is enough it is described hold type data of clapping hands, it is then right These data carry out linear fit, remove the data for deviateing 20% or more fitting a straight line, that is, remove Outliers, reservation has more The data of taxis, please refer to Fig. 2.
S2: it calculates separately every group and holds first of the second articulations digitorum manus of thumb with respect to handle radial direction held and clapped hands in type data of clapping hands The second radial angle of radial angle and index finger third articulations digitorum manus with respect to handle radial direction.
The system host acts figure according to the action data drafting, then constructs mould according to the movement figure of drafting Type, from the model, the coordinate of the first artis of thumb A1 (close to the joint of finger tip) position when acquisition standard holds bat The coordinate (A2x, A2y, A2z) of the position (A1x, A1y, A1z) and thumb second joint point A2 (joint being connect with palm), Distance between two artis of thumb is found out by the distance between two o'clock A1, A2 formula, then finds out two artis A1, A2 diameters To direction coordinate absolute value of the difference, according to the ratio at a distance between two artis A1, A2 of the coordinate absolute value of the difference and thumb Arcsine find out first radial angle.Specifically, the distance between A1, A2 formula are as follows:A is the distance between A1, A2;Two artis A1, A2 radial direction coordinate absolute value of the difference h1 are as follows: h1=| (A2y-A1y) |;First radial angle is alpha1, alpha1 =arcsin (h1/a).
Similarly, refer to that second joint point B1 (is located in the middle pass when holding bat using 5DT data glove acquisition standard Section) position coordinate (B1x, B1y, B1z) and index finger third artis B2 (joint being connect with palm) position Coordinate (B2x, B2y, B2z), by the distance between two o'clock B1, B2 formula can find out between two artis B1, B2 of index finger away from From then finding out and carry out two artis B1, B2 radial direction coordinate absolute value of the difference, according to the coordinate absolute value of the difference and index finger The arcsine of the ratio of distance between two artis B1, B2 finds out the second radial angle.Specifically, the distance between B1, B2 Formula are as follows:B is the distance between B1, B2;Two passes Node B1, B2 radial direction coordinate absolute value of the difference h2 are as follows: h2=(B2y-B1y);Second radial angle is alpha2, Alpha2=arcsin (h2/b), please refers to Fig. 3.
S3: all first radial angles are handled using matlab Algorithms Integration, and these first radial angles are asked First average value handles all second radial angles using matlab Algorithms Integration, and asks these second radial angles Second average value.
Linear fit is carried out to a large amount of first radial angle, removes the number for deviateing 20% or more the fitting a straight line According to carrying out linear fit to a large amount of second radial angle, remove the data for deviateing 20% or more the fitting a straight line, then The first average value is asked to remaining first radial angle with matlab algorithm, is asked to remaining second radial angle Two average values, subsequently into step S4.
S4: it holds and claps rectifier 1,1 ' and include hand grip portion 2,2 ' and passed through set on the hand grip portion 2,2 ' outsides for thumb Thumb stall 3,3 ' and the index finger fingerstall 4,4 ' passed through for index finger, according to the finger-type design data institute held in type data of clapping hands Thumb stall 3,3 ' and the index finger fingerstall 4,4 ' are stated in the position of the hand grip portion 2,2 ', according to first average value and institute It states the second average value and designs the thumb stall 3,3 ' and the index finger fingerstall 4,4 ' the opposite racket in the hand grip portion 2,2 ' Radial radial angle.
In the present embodiment, production it is described hold clap rectifier 1,1 ' be positive hand-held racket rectifier 1 when, the thumb stall 3 Difference in height between the center line of the index finger fingerstall 4 is 1.4CM, and first radial angle is 1.1 °, second diameter It is 1.2 ° (center line of finger is parallel to each other when the center line and standard of fingerstall hold bat) to angle.
Further include following steps when production described holds that clap rectifier 1,1 ' be anti-hand-held racket rectifier 1 ':
S5: using the anti-hand-held racket of the gloves standard, make thumb central axes and racket axis parallel, record thumb The coordinate of first artis and thumb second joint point position, while recording index finger second joint point and thumb third joint The coordinate of point position.
Thumb: being moved to the position where index finger by S6, makes the second joint point of thumb and the third artis weight of index finger It closes, records the first artis of thumb and the new coordinate of second joint point present position, the first joint institute for calculating thumb is in place The distance between the coordinate of the original position of second joint point of the new coordinate and index finger set c, calculates the second joint of index finger The distance between the coordinate of the original position of point and the coordinate of coincidence point position d, calculate thumb the first artis and The distance between the coordinate of coincidence point position e, the thumb stall according to the shifting theorem of mathematics, in anti-hand-held racket rectifier Angle is between the center line of index finger fingerstallWhen the center line and standard of fingerstall hold bat in finger Heart line is parallel to each other.Linear fit is carried out to the angle between a large amount of center line again, removes and deviates the fitting a straight line 20% or more data remove Outliers, retain more tactic data.
In the present embodiment, when production described holds that clap rectifier 1,1 ' be anti-hand-held racket rectifier 1 ', the thumb stall Difference in height between 3 ' and the center line of the index finger fingerstall 4 ' is 1.5CM, the thumb stall 3 ' in anti-hand-held racket rectifier with Angle is 1.3 ° between the center line of index finger fingerstall 4 '.
The positive hand-held racket rectifier 1 for clapping the production of rectifier production method is held using shuttlecock of the present invention and backhand is held It is as shown in Figure 4 and Figure 5 respectively to clap rectifier 1 ', positive hand-held racket rectifier 1 and anti-hand-held racket rectifier 1 ' are mainly by for being arranged On the handle of racket bottom liner, be attached to the bottom liner outer surface, using hand glue made of the preferable material of feel and be set to institute It states thumb stall 3,3 ' and index finger fingerstall 4,4 ' on hand glue to form, the hand grip portion 2,2 ' is located at the outer surface of the hand glue.? In use process, the thumb stall 3,3 ' is located at when holding bat at thumb second joint place, and the index finger fingerstall 4,4 ' is located at When holding bat at the place of index finger third joint, index finger third joint is the joint connecting on index finger with palm, and thumb second joint is The joint being connect on thumb with palm.
The technical solution that the embodiment of the present invention provides has the benefit that shuttlecock of the present invention is held bat and rectified Positive device production method holds type data of clapping hands using described in acquisition of the statistics by science, to keep away using science data as foundation It is uncertain to exempt from personal experience's doctrine bring, also avoids the trial-production bring economic risk of blindness, thus save the cost, and make Described hold produced claps standard of the rectifier with unified specification, more facilitates the type of clapping hands of holding to correct a mistake, and have There is wide applicability.
Herein, the nouns of locality such as related front, rear, top, and bottom are to be located in figure with components in attached drawing and zero Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (9)

1. a kind of shuttlecock, which is held, claps rectifier production method, which comprises the steps of:
S1: the type data of clapping hands of holding of a large amount of standards are acquired, holding the type data of clapping hands described in acquisition includes finger-type data;
S2: it calculates separately every group and holds the second articulations digitorum manus of thumb held and clapped hands in type data of clapping hands first radial direction radial with respect to handle The second radial angle of angle and index finger third articulations digitorum manus with respect to handle radial direction;
S3: all first radial angles are handled using matlab Algorithms Integration, and first is asked to these first radial angles Average value handles all second radial angles using matlab Algorithms Integration, and asks second to these second radial angles Average value;
S4: holding and clapping rectifier includes hand grip portion, the thumb stall passed through for thumb on the outside of the hand grip portion and for index finger The index finger fingerstall passed through, according to thumb stall described in the finger-type design data held in type data of clapping hands and the index finger fingerstall In the position of the hand grip portion, the thumb stall and the food are designed according to first average value and second average value Refer to fingerstall in the hand grip portion with respect to the radial angle of racket radial direction.
2. shuttlecock as described in claim 1, which is held, claps rectifier production method, it is characterised in that: the thumb stall, which is located at, holds When bat at thumb second joint place, the index finger fingerstall is located at when holding bat at the place of index finger third joint, index finger third joint For the joint connecting on index finger with palm, thumb second joint is the joint connecting on thumb with palm.
3. shuttlecock as described in claim 1, which is held, claps rectifier production method, it is characterised in that: step S1 further include: to adopting Collection a large amount of standards hold clap hands type data carry out linear fit, remove deviate 20% or more fitting a straight line data, then into Enter step S2.
4. shuttlecock as described in claim 1, which is held, claps rectifier production method, it is characterised in that: in step S3 further include: right A large amount of first radial angle carries out linear fit, removes the data for deviateing 20% or more the fitting a straight line, to a large amount of Second radial angle carries out linear fit, removes the data for deviateing 20% or more the fitting a straight line, is then calculated with matlab Method seeks the first average value to remaining first radial angle, seeks the second average value to remaining second radial angle, Subsequently into step S4.
5. shuttlecock as described in claim 1, which is held, claps rectifier production method, it is characterised in that: in step S1, utilize 5DT number Type data of clapping hands are held described in a large amount of standard to acquire according to gloves or AR gloves or VR gloves, in data acquisition In, using above-mentioned gloves standard hold clap and make racket perpendicular to horizontal plane.
6. shuttlecock as claimed in claim 5, which is held, claps rectifier production method, it is characterised in that: utilize gloves acquisition mark The coordinate of the first artis of thumb and thumb second joint point position when standard holds bat, find out between two artis of thumb away from From, then find out two artis radial direction coordinate absolute value of the difference, according to the coordinate absolute value of the difference with two, thumb pass The arcsine of the ratio of distance between node finds out first radial angle.
7. shuttlecock as claimed in claim 5, which is held, claps rectifier production method, it is characterised in that: acquired using the gloves quasi- The coordinate of index finger second joint point and index finger third artis position when holding bat is found out between the two artis of index finger Then distance finds out and carrys out two artis radial direction coordinate absolute value of the difference, according to the coordinate absolute value of the difference and index finger two The arcsine of the ratio of distance between a artis finds out the second radial angle.
8. shuttlecock as claimed in claim 5, which is held, claps rectifier production method, it is characterised in that: if the described of production holds bat and rectify When positive device is anti-hand-held racket rectifier, then further includes following steps, S5: using the anti-hand-held racket of the gloves standard, make thumb Central axes and racket axis parallel, record the first artis of thumb and the coordinate of thumb second joint point position, together The coordinate of Shi Jilu index finger second joint point and thumb third artis position;S6: thumb is moved to where index finger Position is overlapped the second joint point of thumb with the third artis of index finger, records the first artis and second joint of thumb The new coordinate of point present position, calculates the original institute of second joint point of the new coordinate and index finger of the first joint position of thumb Distance c between the coordinate of position, coordinate and the coincidence point institute for calculating the original position of second joint point of index finger are in place The distance between coordinate set d calculates the distance between the first artis of thumb and the coordinate of coincidence point position e, root According to the shifting theorem of mathematics, thumb stall in anti-hand-held racket rectifier and angle is between the center line of index finger fingerstallThe center line of finger is parallel to each other when the center line of fingerstall holds bat with standard.
9. shuttlecock as claimed in claim 8, which is held, claps rectifier production method, it is characterised in that: if the described of production holds bat and rectify Positive device be positive hand-held racket rectifier when, in the positive hand-held racket rectifier, in the thumb stall and the index finger fingerstall Difference in height between heart line is 1.4CM, and first radial angle is 1.1 °, and second radial angle is 1.2 °;If production It is described when holding that clap rectifier be anti-hand-held racket rectifier, in the anti-hand-held racket rectifier, the thumb stall with it is described Difference in height between the center line of index finger fingerstall is 1.5CM, in the thumb stall and index finger fingerstall in anti-hand-held racket rectifier Angle is 1.3 ° between heart line.
CN201811291126.3A 2018-10-31 2018-10-31 A kind of shuttlecock, which is held, claps rectifier production method Active CN109173212B (en)

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Record date: 20230418

Application publication date: 20190111

Assignee: Wuhan Zhirui Feiyang Sports Technology Co.,Ltd.

Assignor: CHINA University OF GEOSCIENCES (WUHAN CITY)

Contract record no.: X2023980034809

Denomination of invention: A Method for Making a Badminton racket holding corrector

Granted publication date: 20190917

License type: Common License

Record date: 20230419