Computer input device using touch switch
First Claim
Patent Images
25. An input device of computer, comprising:
- a pad portion including separately located conducting pads; and
a main portion including microcontroller for recognizing the touching pads and generating input signal corresponding to the pair of touching pads.
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Abstract
Input device of computer using touch switch. Electronic signal flows between touching conducting pads. The microcontroller in main portion detects the said electronic signal and recognizes which pads are touched to generate the input signal. The pad portion may further contain acceleration sensor and in this case the microcontroller recognizes the touching impact strength of pad by analyzing the output of acceleration sensor to generate input signal. The input signal of touching pad and the touching impact strength generated by microcontroller can be transmitted to outer system like PC by communication portion in main portion.
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Citations
54 Claims
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25. An input device of computer, comprising:
- a pad portion including separately located conducting pads; and
a main portion including microcontroller for recognizing the touching pads and generating input signal corresponding to the pair of touching pads. - View Dependent Claims (26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54)
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26. The input device of computer of claim 25, wherein the main portion further comprises a communication portion for communicating the input signal with outer device.
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27. The input device of computer of claim 25, wherein the pad portion comprises at least two of the following portions:
- a right hand glove portion including conducting pads wearable on right hand;
a left hand glove portion including conducting pads wearable on left hand; and
a non glove portion including conducting pads.
- a right hand glove portion including conducting pads wearable on right hand;
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28. The input device of computer of claim 27, wherein the pad portion comprises:
- 1st pad portion including conducting pads connected to the different input ports of microcontroller of main portion respectively with pull up resistors applied with power voltage; and
2°
pad portion including conducting pads connected to the different output ports of microcontroller of main portion respectively, and the main portion including microcontroller for recognizing the touching pads by repeatedly checking the fall of voltage at input ports and at the same time, by repeatedly changing the output pattern which has the output ports of high voltage except only one output port of 0 voltage, wherein the output port of 0 voltage periodically rotates among the output ports.
- 1st pad portion including conducting pads connected to the different input ports of microcontroller of main portion respectively with pull up resistors applied with power voltage; and
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29. The input device of computer of claim 27, wherein the left glove portion and right glove portion comprise the conducting pads connected to the different bidirectional ports of microcontroller with pull up resistors applied with power voltage;
- non glove portion comprises conducting pads connected to the different input ports of microcontroller with pull up resistors applied with power voltage;
Main portion comprises a microcontroller for recognizing the touching pads by periodically changing the operation mode between 1st mode and 2°
mode, wherein the 1st mode is the one in which the bi-directional ports of microcontroller connected to the conducting pads of left hand glove portion operate as output ports and the bi-directional ports of microcontroller connected to the conducting pads of right hand glove portion operate as input ports and the 2°
mode is the one in which the bidirectional ports of microcontroller connected to the conducting pads of left hand glove portion operate as input ports and the bidirectional ports connected to the conducting pads of right hand glove portion operate as output ports, by repeatedly checking the fall of voltage at input ports of the given operation mode, and at the same time, by repeatedly changing the output pattern which has the output ports of high voltage except only one output port of 0 voltage wherein the output port of 0 voltage periodically rotates among the output ports of the given operation mode.
- non glove portion comprises conducting pads connected to the different input ports of microcontroller with pull up resistors applied with power voltage;
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30. The input device of computer of claim 27, wherein the left glove portion and right glove portion comprise the conducting pads connected to the different bidirectional ports of microcontroller with pull up resistors applied with power voltage, non glove portion comprises conducting pads connected to the different output ports of microcontroller with pull up resistors applied with power voltage;
- main portion comprises a microcontroller for recognizing the touching pads By periodically changing the operation mode between 1st mode and 2°
mode, wherein the 1st modes the one in which the bi-directional ports of microcontroller connected to the conducting pads of left hand glove portion operate as output ports and the bi-directional ports connected to the conducting pads of right hand glove portion operate as input ports and the 2°
mode is the one in which the bidirectional ports of microcontroller connected to the conducting pads of left hand glove portion operate as input ports and the bidirectional ports connected to the conducting pads of right hand glove portion operate as output ports, by repeatedly checking the fall of voltage at input ports of the given operation mode and at the same time, by repeatedly changing the output pattern which has the output ports of high voltage except only one output port of 0 voltage, wherein the output port of 0 voltage periodically rotates among the output ports of the given operation mode.
- main portion comprises a microcontroller for recognizing the touching pads By periodically changing the operation mode between 1st mode and 2°
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31. The input device of computer of claim 27, wherein non glove portion comprises conducting pads of texture type;
- right hand glove portion comprises a conducting pad of stylus pen type; and
main portion comprises a microcontroller for recognizing the touching between the stylus pen type conducting pad and the texture type conducting pad and generating the coordinate input signal corresponding to the touching position of the stylus pen type conducting pad on the texture type conducting pad.
- right hand glove portion comprises a conducting pad of stylus pen type; and
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32. The input device of computer of claim 31, wherein non glove portion comprises texture which is wove out of thin insulating tape whose one side is coated with conducting material and whose all the coated sides are faced the same side of texture.
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33. The input device of computer of claim 32, wherein non glove portion comprises:
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Conducting pads which are woofs of texture connected to the different input ports of microcontroller respectively with pull up resistors applied with power voltage; Conducting pads which are warps of texture connected to the different output ports of microcontroller; and
the main portion comprises;
Microcontroller for recognizing the touching coordinate whose y coordinate is the index of output port whose output voltage is 0 and whose x coordinate is the input port whose voltage drop is detected by repeatedly checking the fall of voltage at input ports and at the same time, by repeatedly changing the output pattern which has the output ports of high voltage except only one output port of 0 voltage, wherein the output port of 0 voltage periodically rotates among the output ports.
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34. The input device of computer of claim 32, wherein the right hand glove portion of stylus pen type comprises:
- Conducting pad;
touch recognizing portion whose input terminal is connected to said conducting pad for outputting trigger signal when the alternating current is detected;
RF transmission portion transmitting ID by radio wave when said trigger signal is inputted; and
main portion comprises;
alternating current power portion for supplying the alternating current power;
analog multiplexer whose common terminal is connected to the output terminal of alternating current power portion and whose the other terminals are connected to the conducting pads which are warp and woof of texture of non glove portion;
RF receiver portion for receiving the radio wave transmitted from said RF transmission portion and recognizing ID, and Microcontroller for generating input coordinate signal whose x and y coordinate are the indices of conducting pads of warp and woof of texture wherein the indices are selected when said RF receiver portion receives and recognizes ID by periodically rotating the address signal to analog multiplexer so that only one switch in the analog multiplexer is on and the on-switch rotates among the switches.
- Conducting pad;
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35. The input device of computer of claim 32, wherein the right hand glove portion of stylus pen type comprises:
- Conducting pad;
signal generator for generating and applying signal to the said conducting pad; and
main portion comprises;
signal recognizing portion for recognizing the signal;
analog multiplexer whose common terminal is connected to the input terminal of signal recognizing portion and whose the other terminals are connected to the different conducting pads respectively which are warp and woof of texture of non glove portion; and
microcontroller for generating input coordinate signal whose x and y coordinate are the indices of conducting pads of warp and woof of texture respectively, wherein the indices are selected when said signal recognizing portion recognizes ID by periodically rotating the address signal to analog multiplexer so that only one switch in the analog multiplexer is on and the on-switch rotates among the switches.
- Conducting pad;
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36. The input device of computer of claim 35, wherein signal generator includes alternating current power whose frequency is distinguishable so that the frequency of it can be used as ID;
- signal recognizing portion including plurality of signal recognizing units, wherein said signal recognizing unit includes band pass filter and rectifier to rectify the output signal from the said band pass filter.
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37. The input device of computer of claim 27, wherein the pad portion comprises:
- *1st pad portion including conducting pad connected to the main portion with electric wire and 2°
pad portions including a plurality of pad units wherein the pad unit includes conducting pad, touch recognizing portion outputting trigger signal when the alternating current is detected and RF transmission portion transmitting ID by radio wave when the said trigger signal is inputted, wherein said conducting pad is connected to the input terminal of said touch recognizing portion; and
main portion comprises;
alternating current power portion for supplying the alternating current power to the conducting pad of said 1st pad portion;
RF receiver portion for receiving the radio wave transmitted from said RF transmission portion and recognizing ID; and
Microcontroller for generating input signal corresponding to the ID recognized by said RF receiver portion.
- *1st pad portion including conducting pad connected to the main portion with electric wire and 2°
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38. The input device of computer of claim 37, wherein touch recognizing portion comprises:
- conducting pad connected to one terminal of resistor; and
rectifier for rectifying the alternate current between the two terminals of the said resistor.
- conducting pad connected to one terminal of resistor; and
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39. The input device of computer of claim 27, wherein the pad portion comprises:
- 1st pad portion including a plurality of conducting pads connected to the main portion with electric wire and 2°
pad portion including a plurality of pad units wherein the pad unit includes conducting pad, touch recognizing portion outputting trigger signal when the alternating current is detected and RF transmission portion transmitting ID by radio wave when said trigger signal is inputted, wherein said conducting pad is connected to the input terminal of said touch recognizing portion; and
main portion comprises;
alternating current power portion for supplying the alternating current power;
analog multiplexer whose common terminal is connected to output terminal of said alternating current power portion and whose non common terminals are connected to the different conducting pads of said 1st pad portion respectively;
RF receiver portion for receiving the radio wave transmitted from said RF transmission portion and recognizing ID; andMicrocontroller for generating input signal corresponding to the ID recognized by said RF receiver portion and the address signal to the analog multiplexer by periodically rotating the address signal to analog multiplexer so that only one switch in the analog multiplexer is on and the on-switch periodically rotates among the switches.
- 1st pad portion including a plurality of conducting pads connected to the main portion with electric wire and 2°
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40. The input device of computer of claim 39, wherein touch recognizing portion comprises:
- conducting pad connected to one terminal of resistor; and
rectifier for rectifying the alternate current between the two terminals of the said resistor.
- conducting pad connected to one terminal of resistor; and
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41. The input device of computer of claim 27, wherein the pad portion comprises:
- a left hand glove portion;
a right hand glove portion; and
a non glove portion including a plurality of pad units, wherein the pad unit includes conducting pad, touch recognizing portion outputting trigger signal when the alternating current is detected and RF transmission portion transmitting ID by radio wave when said trigger signal is inputted, wherein said conducting pad is connected to the input terminal of said touch recognizing portion; and
main portion comprises;
1st main portion connected to the left hand glove portion with electric wire; and
2°
main portion connected to the right hand glove portion with electric wire.
- a left hand glove portion;
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42. The input device of computer of claim 41, wherein touch recognizing portion comprises:
- conducting pad connected to one terminal of resistor; and
rectifier for rectifying the alternate current between the two terminals of the said resistor.
- conducting pad connected to one terminal of resistor; and
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43. The input device of computer of claim 41, wherein 1st main portion comprises:
- 1st alternating current power portion for supplying alternating current power;
1st analog multiplexer whose common terminal is connected to the output terminal of said 1st alternating current power portion and whose non common terminals are connected to the different conducting pads of the left hand glove portion respectively;
1st microcontroller for periodically outputting enable/disable signal to the 1st analog multiplexer;
operation mode transmission portion for transmitting said enable/disable signal by the radio wave; and
2°
main portion comprises;
2°
alternating current power portion for supplying alternating current power;
2°
analog multiplexer whose common terminal is connected to the output terminal of said 2°
alternating current power portion and whose non common terminals are connected to the different conducting pads of the right hand glove portion respectively;
touch recognizing portion outputting trigger signal when the alternating current is detected;
RF transmission portion transmitting ID by radio wave when said trigger signal is inputted;
analog multiplexer including only one switch whose one terminal is connected to the conducting pad of right hand glove and the other terminal is connected to the input terminal of said touch recognizing portion;
operation mode receiver portion for receiving the said enable/disable signal transmitted from said operation mode transmission portion of 1 main portion;
2°
microcontroller for periodically changing the enable/disable state of 2°
analog multiplexer and the one switched analog multiplexer according to the enable/disable signal received by operation mode receiver portion wherein the enable/disable state of 2°
analog multiplexer is always different from the enable/disable state of the one switched analog multiplexer.
- 1st alternating current power portion for supplying alternating current power;
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44. The input device of computer of claim 43, wherein touch recognizing portion comprises:
- conducting pad connected to one terminal of resistor; and
rectifier for rectifying the alternate current between the two terminals of the said resistor.
- conducting pad connected to one terminal of resistor; and
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45. The input device of computer of claim 43, wherein the 1st main portion comprises:
- 1st RF receiver portion for receiving the radio wave transmitted from the RF transmission portion of 2°
main portion and non glove portion and recognizing ID;
*1 microcontroller for generating input signal corresponding to the ID recognized by said 1st RF receiver portion and the address signal to the 1st analog multiplexer by periodically rotating the address signal to the 1st analog multiplexer so that only one switch in the 1st analog multiplexer is on and the on-switch rotates among the switches;
2°
main portion comprises;
2°
RF receiver portion for receiving the radio wave transmitted from the RF transmission portion of non glove portion and recognizing ID;
2°
microcontroller for generating input signal corresponding to the ID recognized by said 2°
RF receiver portion and the address signal to the enabled 2 analog multiplexer by periodically rotating the address signal to the 2°
analog multiplexer so that only one switch in the 2°
analog multiplexer is on and the on-switch rotates among the switches;
- 1st RF receiver portion for receiving the radio wave transmitted from the RF transmission portion of 2°
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46. The input device of computer of claim 45, wherein touch recognizing portion comprises:
- conducting pad connected to one terminal of resistor; and
rectifier for rectifying the alternate current between the two terminals of the said resistor.
- conducting pad connected to one terminal of resistor; and
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47. The input device of computer of claim 27, wherein the pad portion comprises:
1st pad portion including conducting pad connected to the main portion with electric wire and 2°
pad portion including a plurality of pad units wherein the pad unit includes conducting pad which is not connected to the main portion with electric wire and includes signal generator which apply distinguishable signal to the said conducting pad; and
main portion comprises;
signal recognizing portion for recognizing the signal in the conducting pad of 1st pad portion;
microcontroller for generating input signal corresponding to recognized signal by signal recognizing portion.
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48. The input device of computer of claim 47, wherein signal generator includes alternating current power whose frequency is distinguishable so that the frequency of it can be used as ID;
- signal recognizing portion including plurality of signal recognizing units, wherein said signal recognizing unit includes band pass filter and rectifier to rectify the output signal from the said band pass filter.
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49. The input device of computer of claim 27, wherein the pad portion comprises:
- 1st pad portion including conducting pads connected to the main portion with electric wire and 2°
pad portion including a plurality of pad units wherein the pad unit includes conducting pad which is not connected to the main portion with electric wire and signal generator which applies distinguishable signal to the conducting pad; and
main portion comprises;
signal recognizing portion for recognizing the signal in the conducting pad of 1st pad portion;
analog multiplexer whose common terminal is connected to the input terminal of said signal recognizing portion and whose the other terminals are connected to the conducting pads of the 1st pad portion; and
microcontroller for generating input signal corresponding to recognized ID of signal by signal recognizing portion and address signal to the analog multiplexer by periodically rotating the address signal to the analog multiplexer so that only one switch in the analog multiplexer is on and the on-switch rotates among the switches;
- 1st pad portion including conducting pads connected to the main portion with electric wire and 2°
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50. The input device of computer of claim 49, wherein signal generator includes alternating current power whose frequency is distinguishable so that the frequency of it can be used as ID;
- signal recognizing portion including plurality of signal recognizing units, wherein said signal recognizing unit includes band pass filter and rectifier to rectify the output signal from the said band pass filter.
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51. The input device of computer of claim 27, wherein the pad portion comprises:
- Left hand glove portion;
Right hand glove portion; and
Non glove portions including a plurality of pad units wherein the pad unit includes conducting pad which is not connected to the main portion with electric wire and includes signal generator which applies distinguishable signal to the conducting pad; and
Main portion comprises;
1st main portion connected to the left hand glove portion with electric wire; and
2°
main portion connected to the right hand glove portion with electric wire.
- Left hand glove portion;
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52. The input device of computer of claim 51, wherein signal generator includes alternating current power whose frequency is distinguishable so that the frequency of it can be used as ID;
- signal recognizing portion including plurality of signal recognizing units, wherein said signal recognizing unit includes band pass filter and rectifier to rectify the output signal from the said band pass filter.
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53. The input device of computer of claim 51, wherein 1st main portion comprises:
- 1st signal recognizing portion for recognizing the signal;
1st analog multiplexer whose common terminal is connected to the input terminal of 1st signal recognizing portion and whose the other terminals are connected to the different conducting pads of left hand glove portion respectively;
1st microcontroller for generating input signal corresponding to recognized ID of signal by 1st signal recognizing portion and address signal to the 1st analog multiplexer by periodically rotating the address signal to the 1st analog multiplexer so that only one switch in the 1st analog multiplexer is on and the on-switch rotates among the switches; and
the 2°
main portion comprises;
signal generators which generate distinguishable signal;
analog multiplexers including only one switch whose one terminal is connected to the output terminal of the said signal generator and whose another terminal is connected to the conducting pad of right hand glove portion;
2°
signal recognizing portion for recognizing the signal;
2°
analog multiplexer whose common terminal is connected to the input terminal of 2″
signal recognizing portion and whose the other terminals are connected to the different conducting pads of right hand glove portion respectively; and
2°
microcontroller for periodically changing the enable/disable state of 2°
analog multiplexer and the one switched analog multiplexer wherein the enable/disable state of 2nd analog multiplexer is always different from the enable/disable state of the one switched analog multiplexer.
- 1st signal recognizing portion for recognizing the signal;
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54. The input device of computer of claim 53, wherein signal generator includes alternating current power whose frequency is distinguishable so that the frequency of it can be used as ID;
- signal recognizing portion including plurality of signal recognizing units, wherein said signal recognizing unit includes band pass filter and rectifier to rectify the output signal from the said band pass filter.
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26. The input device of computer of claim 25, wherein the main portion further comprises a communication portion for communicating the input signal with outer device.
- a pad portion including separately located conducting pads; and
Specification
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Current AssigneeMoon Key Lee
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Original AssigneeMoon Key Lee
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InventorsLee, Moon Key
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Application NumberUS11/919,169Publication NumberTime in Patent OfficeDaysField of SearchUS Class Current345/173CPC Class CodesG06F 2203/0331 Finger worn pointing deviceG06F 3/011 Arrangements for interactio...G06F 3/014 Hand-worn input/output arra...G06F 3/03545 Pens or stylusG06F 3/047 using sets of wires, e.g. c...G10H 2220/321 Garment sensors, i.e. music...G10H 2220/326 Control glove or other hand...G10H 2220/395 Acceleration sensing or acc...G10H 2230/015 PDA [personal digital assis...G10H 2240/251 Mobile telephone transmissi...G10H 2240/285 USB, i.e. either using a US...G10H 2250/435 Gensound percussion, i.e. g...G10H 3/146 using a membrane, e.g. a dr...H01H 2203/0085 Layered switches integrated...H01H 2203/01 Woven wire screenH01H 2239/064 Simulating the appearance o...H01H 2239/074 Actuation by finger touch