Source: https://patents.google.com/patent/KR101051311B1/en
Timestamp: 2019-10-18 07:18:30
Document Index: 592391349

Matched Legal Cases: ['art 100', 'art 110', 'art 100', 'art 200', 'art 210', 'art 210', 'art 200', 'arts 231', 'art 200', 'art 200', 'art 200', 'art 300', 'art 300', 'art 300', 'art 300', 'arts 321', 'art 310', 'art 310', 'arts 321', 'art 300', 'art 310', 'art 300', 'art 400', 'art 410', 'art 410', 'arts 431', 'art 420', 'art 400']

KR101051311B1 - Textile Input Device - Google Patents
Textile Input Device Download PDF
KR101051311B1
KR101051311B1 KR1020080037353A KR20080037353A KR101051311B1 KR 101051311 B1 KR101051311 B1 KR 101051311B1 KR 1020080037353 A KR1020080037353 A KR 1020080037353A KR 20080037353 A KR20080037353 A KR 20080037353A KR 101051311 B1 KR101051311 B1 KR 101051311B1
KR1020080037353A
KR20090111644A (en
2008-04-22 Application filed by 한국과학기술원 filed Critical 한국과학기술원
2008-04-22 Priority to KR1020080037353A priority Critical patent/KR101051311B1/en
2009-10-27 Publication of KR20090111644A publication Critical patent/KR20090111644A/en
2011-07-22 Publication of KR101051311B1 publication Critical patent/KR101051311B1/en
The present invention relates to a textile input device.
Fabric type input device according to the present invention is a fabric type electrode portion formed so that the first fabric type electrode and the second fabric type electrode including a lead pattern formed by patterning the conductive material on the fabric and the fabric, the first fabric type Electrode and second fabricated electrode And a control unit configured to supply an input signal to the fabric substrate and the fabric electrode having a connection hole formed therebetween, the lead patterns being connected to each other, and sensing the supplied input signal.
The textile input device according to the present invention can be formed using a fabric patterned with a conductive material, thereby minimizing foreign object feeling.
Wearable computers, input devices, printed circuit boards, conductive materials, conductive fibers
Textile input device {A FABRIC TYPE INPUT DEVICE}
Recently, as the use of portable electronic devices such as laptops, PDAs, and mobile communication terminals increases, keyboards used as input devices for portable electronic devices have also been manufactured and marketed as portable devices. In general, the portable keyboard is formed of a silicon material can be rolled by the user, or attached to a garment to carry. However, since an input device such as a portable keyboard made of silicon is made of a material different from that of clothing, it may cause inconvenience to the user such as feeling foreign object when attached to or inserted into clothing.
On the other hand, there is a conventional input device using a thin film transistor. In order to implement such an input device, a peripheral device having characteristics different from those of a fabric is required. Accordingly, when a user wears a garment having a conventional input device attached thereto, the user may feel a foreign object from the input device. In addition, in order to wash clothes having a conventional input device attached or inserted, there is an inconvenience in that the input device and the clothes must be separated.
An object of the present invention for solving this problem is to provide a digital input device that can minimize the sense of foreign matter, washable.
The conductive material preferably includes silver, polymer, nylon, and cyclohexanone.
It is preferable to include a signal supply unit connected to the first fabric type electrode for supplying an input signal and a signal sensing unit for sensing an input signal supplied to the second fabric type electrode.
Further comprising a signal transmission unit for transmitting the input signals between the control unit and the fabric electrode,
The signal transmission unit includes a first connection line connecting the first fabric type electrode and the signal supply unit and a second connection line connecting the second fabric type electrode and the signal sensing unit,
It is preferable that a 1st connection line and a 2nd connection line contain a conductive fiber.
When the external pressure is applied to the fabric electrode, the controller detects an input signal supplied to the fabric electrode as the lead patterns of the first fabric electrode and the second fabric electrode are connected through the connection hole. desirable.
The fabric-type input device according to the present invention includes a fabric-type electrode part and a first fabric-type electrode formed so that the first fabric-type electrode and the second fabric-type electrode including the lead pattern formed by patterning a conductive material on the fabric and the fabric face each other. And a sensing unit configured to provide a separation distance between the electrode and the second fabricated electrode, and to detect a change in capacitance of the elastic part and the fabricated electrode part formed to elastically change the separation distance.
Further comprising a connection for connecting between the fabric electrode and the sensing unit,
The connecting portion includes a first connecting line connecting between the first fabricated electrode and one end of the sensing unit and a second connecting line connecting between the second fabricated electrode and the other end of the sensing unit,
When the sensing unit is applied with an external pressure, the sensing unit preferably detects a change in capacitance according to a change in the separation distance between the first fabric type electrode and the second fabric type electrode.
The elastic portion preferably includes at least one of a sponge and a fabric.
The textile input device according to the present invention includes a sensing part for sensing a change in capacitance of the fabric type electrode part and the fabric type electrode part including the first lead pattern and the second lead pattern formed by patterning a conductive material on the fabric and the fabric. Include.
The connection part includes a first connection line connecting between the first lead pattern and one end of the sensing unit and a second connection line connecting between the second lead pattern and the other end of the sensing unit,
Preferably, the first lead pattern and the second lead pattern are patterned in an interdigital form.
The sensing unit may detect a change in capacitance generated between the first lead pattern and the second lead pattern due to contact between the fabric type electrode unit and the user.
Fabric type input device according to the present invention is a fabric type electrode portion formed so that the first fabric type electrode and the second fabric type electrode including a lead pattern formed by patterning the conductive material on the fabric and the fabric, the first fabric type Providing a separation distance between the electrode and the second fabricated electrode, supplying a first signal to the elastic portion and the fabricated electrode portion formed such that the separation distance is elastically changed, and a second signal induced by the supplied first signal It includes a control unit for detecting a change.
The control unit preferably includes a signal supply unit for supplying a first signal to the first fabric type electrode and a signal detector for sensing a change in intensity of the second signal induced in the second fabric type electrode.
Further comprising a signal transmission unit for transmitting the first signal and the second signal between the fabric type electrode and the control unit,
The signal transmission unit includes a first connection line connected to one end and the other end of the first fabric type electrode from the signal supply unit and a second connection line connected to one end and the other end of the second fabric type electrode from the signal sensing unit, respectively,
The lead pattern is preferably patterned in the form of a spiral coil.
When the external pressure is applied to the fabric electrode, the control unit may detect a change in intensity of the second signal induced in the second fabric electrode according to a change in the separation distance between the first fabric electrode and the second fabric electrode. Do.
The textile input device according to the present invention is formed by using a fabric patterned with a conductive material, thereby minimizing foreign body feeling, and washing can be performed without being separated from clothes.
1 is a view showing a fabric-type input device according to a first embodiment of the present invention.
Referring to FIG. 1, the textile input device according to the first embodiment of the present invention includes fabrics 101a and 103a and lead patterns 101b and 103b formed by patterning a conductive material on the fabrics 101a and 103a. The fabric type electrode portion 100, the first fabric type electrode 101 and the second fabric type electrode 103 formed such that the first fabric type electrode 101 and the second fabric type electrode 103 face each other. The input signal is supplied to the fabric type substrate portion 110 and the fabric type electrode portion 100 having the connection holes 111 formed thereon so that the lead patterns 101b and 103b are connected to each other. The control unit 120 detects an input signal.
The fabricated electrode part 100 includes a first fabricated electrode 101 and a second fabricated electrode 103 formed to face each other. The first fabricated electrode 101 and the second fabricated electrode 103 include fabrics 101a and 103a and lead patterns 101b and 103b formed by patterning a conductive material on the fabrics 101a and 103a. The first fabricated electrode 101 and the second fabricated electrode 103 may be arranged such that the respective lead patterns 101b and 103b face each other. The lead patterns 101b and 103b formed on the first fabricated electrode 101 and the second fabricated electrode 103 may be formed by depositing or applying a conductive material onto the fabrics 101a and 101b through a mask. Here, the conductive material may include silver, polymer, nylon, and cyclohexanone.
The fabric substrate 110 may include a first fabric electrode 101 and a second fabric electrode 103. Is placed in between. Accordingly, the fabric type substrate unit 110 may provide a separation distance D1 between the first fabric type electrode 101 and the second fabric type electrode 103. In the predetermined region of the fabric type substrate portion 110, a connection hole is formed through which the lead patterns 101b and 103b formed on the first fabric type electrode 101 and the second fabric type electrode 103 are connected to each other. 111 is formed. Accordingly, when pressure is applied to the first fabricated electrode 101 or the second fabricated electrode 103, each of the lead patterns 101b and 103b may close the connection hole 111 of the fabricated substrate part 110. It can be switched by being connected to each other via. Here, each of the lead patterns 101b and 103b may be connected due to the elasticity of the fabric of the fabric type electrode 101 and the second fabric type electrode 103. In addition, each of the lead patterns 101b and 103b may be spaced apart when the pressure applied to the fabric type electrode 101 and the second fabric type electrode 103 is removed.
The control unit 120 is connected to the signal supply unit 121 connected to the lead pattern 101b of the first fabric type electrode 101 and the signal sensing unit 123 connected to the lead pattern 130b of the second fabric type electrode 103. ). The signal supply unit 121 supplies an input signal such as a current to the first fabric type electrode 101. The signal detector 123 detects an input signal supplied to the first fabric type electrode 101 from the second fabric type electrode 103. Therefore, when the lead patterns 101b and 103b are connected to each other through the connection holes 111 of the fabric type substrate unit 110, the input signals supplied from the signal supply unit 121 are supplied to the signal detection unit 123. Can be detected. Accordingly, the textile input device detects an input signal through the signal detecting unit 123, thereby receiving a user input.
Meanwhile, signal transmission units 131 and 133 are formed to electrically connect the fabric type electrode unit 100 and the control unit 120 to transmit an input signal. The signal transmission units 131 and 133 may include a first connection line 131, a second fabric type electrode 103, and a signal sensing unit 123 connecting between the first fabric type electrode 101 and the signal supply unit 121. The second connection line 133 which connects between these is included. Here, the first connection line 131 and the second connection line 133 may include conductive fibers. In addition, the first connection line 131 and the second connection line 133 may be electrically connected to the fabric type electrode part 100 by sewing on the lead patterns 101b and 103b.
2 is a diagram illustrating a fabric-type input device according to a second embodiment of the present invention.
Referring to FIG. 2, the textile input device according to the second embodiment of the present invention includes fabrics 201a and 203a and lead patterns 201b and 203b formed by patterning conductive materials on the fabrics 201a and 203a. The separation between the fabricated electrode portion 200, the first fabricated electrode 201 and the second fabricated electrode 203 formed so that the first fabricated electrode 201 and the second fabricated electrode 203 facing each other The sensing unit 220 provides a distance D2 and detects a change in the capacitance of the elastic unit 210 and the fabricated electrode unit 200 formed such that the separation distance D2 is elastically changed.
The fabricated electrode part 200 includes a first fabricated electrode 201 and a second fabricated electrode 203 formed to face each other. The first fabricated electrode 201 and the second fabricated electrode 203 include fabrics 201a and 203a and lead patterns 201b and 203b formed by patterning a conductive material on the fabrics 201a and 203a. The first fabricated electrode 201 and the second fabricated electrode 203 may be disposed such that the respective lead patterns 201b and 203b face each other. The lead patterns 201b and 203b formed on the first fabricated electrode 201 and the second fabricated electrode 203 may be formed by depositing or applying a conductive material on the fabrics 201a and 201b through a mask. Here, the conductive material may include silver, polymer, nylon, and cyclohexanone.
The elastic part 210 includes a first fabricated electrode 201 and a second fabricated electrode 203. Is placed in between. Accordingly, the elastic unit 210 may provide a separation distance D2 between the first fabricated electrode 201 and the second fabricated electrode 203. The elastic unit 210 may be formed to have an elastic force including a sponge or a fabric. Accordingly, the elastic unit 210 may elastically change the separation distance D2 between the first fabricated electrode 201 and the second fabricated electrode 203. Therefore, when pressure is applied to the first fabricated electrode 201 or the second fabricated electrode 203, the separation distance between the respective lead patterns 201b and 203b can be reduced. In addition, when the pressure applied to the first fabricated electrode 201 or the second fabricated electrode 203 is removed, the separation distance between the respective lead patterns 201b and 203b may be restored to the initial state. Accordingly, the textile input device according to the present invention has a separation distance due to the elasticity of the fabrics 201a and 203a of the fabric type electrode 201 and the second fabric type electrode 203 and the elastic force of the elastic part 210. By changing D2), the switching operation can be performed.
The sensing unit 220 is connected to the lead pattern 201b of the first fabric type electrode 201 and the lead pattern 203b of the second fabric type electrode 203, respectively, so that the capacitance of the fabric type electrode part 200 is reduced. It is formed to detect the change of. That is, the sensing unit 220 may serve to detect a change in capacitance generated according to a change in the separation distance D2 between the first fabric type electrode 201 and the second fabric type electrode 203. Therefore, the textile input device detects a change in capacitance between the first textile electrode 201 and the second textile electrode 203 through the sensing unit 220, thereby receiving a user input.
Meanwhile, the fabric input device may include connecting portions 231 and 233 which electrically connect the fabric electrode 200 and the sensing unit 200. The connecting portions 231 and 233 are between the first connecting line 231 connecting the first fabricated electrode 201 and one end of the sensing unit 220, and the other ends of the second fabricated electrode 203 and the sensing unit 220. It may include a second connection line 233 for connecting the. The connecting parts 231 and 233 transfer data on the change in capacitance generated from the first fabricated electrode 201 and the second fabricated electrode 203 to the sensing unit 220. Since the first connection line 231 and the second connection line 233 are formed of conductive fibers, the fabricated electrode part 200 and the sensing part 200 may be electrically connected to each other. In addition, the first connecting line 231 and the second connecting line 233 may be electrically connected to the fabric type electrode part 200 by sewing on the respective lead patterns 201b and 203b.
3 is a diagram illustrating a fabric-type input device according to a third embodiment of the present invention.
Referring to FIG. 3, in the fabric type input device according to the third embodiment of the present invention, the first lead pattern 303 and the second lead pattern formed by patterning a conductive material on the fabric 301 and the fabric 301. The fabricated electrode part 300 including the 305 and the sensing unit 310 for detecting a change in the capacitance of the fabricated electrode part 300.
The fabricated electrode part 300 includes a first lead pattern 303 and a second lead pattern 305 formed by patterning a conductive material on the fabric 301. As illustrated in FIG. 3, the first lead pattern 303 and the second lead pattern 305 may be formed in an interdigital form. The first lead pattern 303 and the second lead pattern 305 may be formed by depositing or applying a conductive material on the fabric 301 through a mask. Here, the conductive material may include silver, polymer, nylon, and cyclohexanone. The fabricated electrode part 300 is formed to change capacitance when a user's finger or the like comes into contact with the first lead pattern 303 and the second lead pattern 305.
The sensing unit 310 is connected between the first lead pattern 303 and the second lead pattern 305 of the fabricated electrode unit 300 to sense a change in capacitance generated from the fabricated electrode unit 300. Is formed. Therefore, the textile input device detects a change in capacitance generated from the fabricated electrode unit 300 through the sensing unit 310, thereby receiving a user input.
Meanwhile, the fabric type input device may include connections 321 and 323 for electrically connecting the fabric type electrode unit 300 and the sensing unit 310. The connecting parts 321 and 323 connect between the first connection line 321 connecting the first lead pattern 303 and one end of the sensing part 310, and the second lead pattern 305 and the other end of the sensing part 310. The second connection line 323 is included. The connecting parts 321 and 323 serve to transmit data on the change in capacitance generated from the fabricated electrode part 300 to the sensing part 310. The first connection line 321 and the second connection line 323 may be formed including conductive fibers. In addition, the first connection line 321 and the second connection line 323 may be electrically connected to the fabric type electrode part 300 by sewing on the first lead pattern 303 and the second lead pattern 305, respectively. .
4 is a diagram illustrating a textile input device according to a fourth embodiment of the present invention.
Referring to FIG. 4, the textile input device according to the fourth embodiment of the present invention includes fabrics 401a and 403a and lead patterns 401b and 403b formed by patterning a conductive material on the fabrics 401a and 403a. A space between the fabricated electrode portion 400, the first fabricated electrode 401, and the second fabricated electrode 403 formed such that the first fabricated electrode 401 and the second fabricated electrode 403 face each other. Providing a distance D3 and supplying a first signal to the elastic portion 410 and the fabricated electrode portion 400 formed such that the separation distance D3 is elastically changed, and induced by the supplied first signal. The controller 420 detects a change in the second signal.
The fabricated electrode part 400 includes a first fabricated electrode 401 and a second fabricated electrode 403 formed to face each other. The first fabricated electrode 401 and the second fabricated electrode 403 include fabrics 401a and 403a and lead patterns 401b and 403b formed by patterning a conductive material on the fabrics 401a and 403a. The first fabricated electrode 401 and the second fabricated electrode 403 may be arranged such that the respective lead patterns 401b and 403b face each other. The lead patterns 401b and 403b formed on the first fabricated electrode 401 and the second fabricated electrode 403 may be formed by depositing or applying conductive materials onto the fabrics 401a and 401b through a mask, respectively. have. Here, the conductive material may include silver, polymer, nylon, and cyclohexanone.
The elastic part 410 has a first fabricated electrode 401 and a second fabricated electrode 403. Is placed in between. Accordingly, the elastic unit 410 may provide a separation distance D3 between the first fabricated electrode 401 and the second fabricated electrode 403. The elastic portion 410 may be formed to have an elastic force including a sponge or a fabric. Accordingly, the elastic unit 410 may elastically change the separation distance D3 between the first fabricated electrode 401 and the second fabricated electrode 403. Therefore, when pressure is applied to the first fabric type electrode 401 or the second fabric type electrode 403, the separation distance D3 between the respective lead patterns 401b and 403b can be reduced. In addition, when the pressure applied to the first fabricated electrode 401 or the second fabricated electrode 403 is removed, the separation distance D3 between the respective lead patterns 401b and 403b may be restored to the initial state. . Accordingly, the textile input device according to the present invention has a separation distance due to the elasticity of the fabrics 401a and 403a of the fabric type electrode 401 and the second fabric type electrode 403 and the elastic force of the elastic part 410. By changing D3), the switching operation can be performed.
The control unit 420 is connected to the lead pattern 401b of the first fabric type electrode 401 and the signal sensing unit 423 connected to the lead pattern 430b of the second fabric type electrode 403. ). The signal supply unit 421 supplies a first signal to the first fabric type electrode 401, and the signal detection unit 423 detects a change in intensity of the second signal induced by the second fabric type electrode 403. Play a role. Here, the first signal supplied from the signal supply unit 421 may be a signal having a specific frequency and intensity. The controller 420 may detect a change in mutual inductance value from each of the lead patterns 401b and 403b according to a change in the separation distance D3 between the first fabricated electrode 401 and the second fabricated electrode 403. Can be. Thus, the fabric input device detects a change in inductance of the fabric type electrode unit 400 through the control unit 420, thereby receiving a user input.
Meanwhile, the fabric input device may include signal transmission units 431 and 433 electrically connecting the fabric electrode 400 and the control unit 420. The signal transmission parts 431 and 433 may be connected to the lead pattern 401b of the first fabric type electrode 401 and the lead of the first fabric line 431 and the second fabric type electrode 403 to connect one end of the controller 420. The second connection line 433 which connects between the pattern 403b and the other end of the control part 420 is included. The signal transmitting units 431 and 433 transmit the first signal supplied from the signal supply unit 421 to the first fabric type electrode 401 and control the second signal derived from the second fabric type electrode 403. 420). The first connection line 431 and the second connection line 433 are formed to include conductive fibers, thereby electrically connecting the fabric type electrode unit 400 and the control unit 420. In addition, the first connection line 431 and the second connection line 433 may be electrically connected to the fabric type electrode part 400 by sewing on the respective lead patterns 401b and 403b.
5 is a diagram illustrating a fabric type input device array according to the first to fourth embodiments of the present invention.
As illustrated in FIG. 5, the textile input device 510 may be formed of an array 500 connected to a plurality of connection lines 530. Here, the plurality of connection lines 530 may be connected to the controller to transmit a signal for input of the textile input device 510. In addition, the keypad 520 is formed on the textile input device 510 formed of the array 500 so that when a user presses a key, the input may be distinguished.
Accordingly, the textile input device according to the present invention may be formed using a fabric patterned with a conductive material and a conductive fiber for electrical connection, thereby minimizing foreign object feeling. It is also possible to wash clothes without having to separate them.
As described above, those skilled in the art to which the present invention pertains will understand that the present invention may be implemented in other specific forms without changing the technical spirit or essential features. Therefore, the embodiments described above are to be understood in all respects as illustrative and not restrictive, and the scope of the present invention is indicated by the following claims rather than the above description, and the meaning and scope of the claims And all changes or modifications derived from the equivalent concept should be interpreted as being included in the scope of the present invention.
2 is a view showing a fabric-type input device according to a second embodiment of the present invention.
3 is a view showing a woven input device according to a third embodiment of the present invention;
4 is a view showing a fabric-type input device according to a fourth embodiment of the present invention.
FIG. 5 is a view showing a fabric type input device array mounted on a garment according to the first to fourth embodiments of the present invention. FIG.
******** Explanation of symbols for the main parts of the drawing ********
100, 200, 300, 400: fabric type electrode portion
110: fabric type substrate portion
210, 410: elastic portion
120, 420: control unit
220, 320: detector
A fabric type electrode part including a fabric and a first lead pattern and a second lead pattern formed by patterning a conductive material on the fabric; And
It includes a sensing unit for detecting a change in capacitance of the fabricated electrode,
The first lead pattern and the second lead pattern are each patterned in the form of interdigital (Interdigital) on the fabric, but are patterned in the form of intersecting each other at a predetermined distance,
And the sensing unit detects a change in capacitance generated between the first lead pattern and the second lead pattern when a user makes contact between the first lead pattern and the second lead pattern.
Further comprising a connecting portion for connecting between the fabric electrode and the sensing unit,
A first connection line connecting between the first lead pattern and one end of the sensing unit; And
A second connection line connecting between the second lead pattern and the other end of the sensing unit;
And the first connection line and the second connection line comprise conductive fibers.
The conductive material includes silver, a polymer, a polyester, and a cyclohexanone.
KR1020080037353A 2008-04-22 2008-04-22 Textile Input Device KR101051311B1 (en)
KR1020080037353A KR101051311B1 (en) 2008-04-22 2008-04-22 Textile Input Device
DE200810058375 DE102008058375A1 (en) 2008-04-22 2008-11-20 Textile input device, has textile electrodes comprising line samples, which are formed by imprinting of conductive material on materials of textile electrodes, and control unit providing input signal to substrate unit
JP2008315242A JP2009266197A (en) 2008-04-22 2008-12-11 Textile input device
US12/425,531 US20100103112A1 (en) 2008-04-22 2009-04-17 Fabric type input device
KR20090111644A KR20090111644A (en) 2009-10-27
KR101051311B1 true KR101051311B1 (en) 2011-07-22
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KR20070005887A (en) 2007-01-10 Touch pad comprising structure for tactile sensation and touch sensor using the same