WO2021176992A1 - キー入力装置 - Google Patents

キー入力装置 Download PDF

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Publication number
WO2021176992A1
WO2021176992A1 PCT/JP2021/005199 JP2021005199W WO2021176992A1 WO 2021176992 A1 WO2021176992 A1 WO 2021176992A1 JP 2021005199 W JP2021005199 W JP 2021005199W WO 2021176992 A1 WO2021176992 A1 WO 2021176992A1
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WO
WIPO (PCT)
Prior art keywords
vibration
pulse
sound
input device
key input
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2021/005199
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English (en)
French (fr)
Japanese (ja)
Inventor
光一 古澤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Omron Corp
Original Assignee
Omron Corp
Omron Tateisi Electronics Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Omron Corp, Omron Tateisi Electronics Co filed Critical Omron Corp
Priority to CN202180013264.9A priority Critical patent/CN115087949A/zh
Publication of WO2021176992A1 publication Critical patent/WO2021176992A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials

Definitions

  • the present invention relates to a key input device including a key switch that accepts a pressing operation.
  • Patent Document 1 proposes a key switch capable of adjusting the length from pressing a key to a position where the key is switched to the on state, that is, the length of a so-called PT (PreTravel).
  • Patent Document 1 has a problem that the operator may not be able to feel the position of switching to the ON state by touch. If it cannot be felt by touch, it may lead to a delay in reaction when used in fields where responsiveness is required, such as e-sports.
  • the present invention has been made in view of such circumstances, and an object of the present invention is, for example, to provide a key input device that generates vibration that can give a pseudo tactile sensation to an operator.
  • the key input device described in the present application is a key input device including a key switch that accepts a pressing operation, and is a vibration mechanism that vibrates the key switch and a pulse wave that controls the vibration of the vibration mechanism.
  • the vibration mechanism includes a vibration pulse generating unit that generates a vibration pulse, and the vibration mechanism vibrates according to the pulse width and the number of pulses of the pulse wave generated by the vibration pulse generating unit.
  • the vibration mechanism enables the top plate on which the key switch is arranged, a support base for supporting the top plate from below, and the top plate to vibrate on the support base.
  • a holding member for holding is provided, a permanent magnet is arranged on one of the top plate and the support base, and a coil is arranged on the other side of the top plate and the support base.
  • the coil functions as an electromagnet by energization based on a pulse wave generated by the vibration pulse generating unit, and acts on the permanent magnet to vibrate the top plate.
  • the key input device is characterized by including a vibration setting unit that accepts settings of the pulse width and the number of pulses of the pulse wave generated by the vibration pulse generation unit.
  • the key input device includes an operation detection unit that detects a pressing operation of the key switch, and the vibration pulse generating unit outputs a generated pulse wave when the operation detecting unit detects a pressing operation. It is characterized by doing.
  • the key input device includes a sound output unit that outputs a sound and a sound pulse generation unit that generates a pulse wave that is output as a sound from the sound output unit when the operation detection unit detects a pressing operation.
  • the sound output unit is characterized in that it outputs sound based on the pulse width and the number of pulses of the pulse wave generated by the sound pulse generation unit.
  • the key input device is characterized by including a sound setting unit that accepts settings of the pulse width and the number of pulses of the pulse wave generated by the sound pulse generation unit.
  • the key input device described in the present application vibrates based on a pulse wave.
  • the vibration mechanism vibrates according to the pulse wave output by the vibration control mechanism.
  • the operator of the key switch can feel the tactile sensation due to the vibration, which is an excellent effect.
  • the key input device described in the present application is used as a keyboard 1 used for inputting data such as various commands in addition to characters, numbers and symbols to an electronic device such as a computer.
  • FIG. 1 is a schematic perspective view showing an example of the appearance of the keyboard 1 to which the key input device described in the present application is applied.
  • a plurality of key switches 2 such as character keys, numeric keys, and other function keys are arranged side by side on the keyboard 1.
  • sound output units 3 such as a speaker that outputs sound are arranged on the left and right.
  • Various configurations such as a vibration mechanism 4 (see FIGS. 3A and 3B) for generating vibration are housed in the keyboard 1.
  • a waveform setting unit 5 for setting the waveform of the sound generated from the sound output unit 3 and the waveform of the vibration generated by the vibration mechanism 4 is arranged.
  • the sound output unit 3 can be arranged not only in the front but also in various places such as a side, a rear, and a corner, and the number of arrangements can be appropriately designed.
  • the key switch 2 arranged on the keyboard 1 can be pushed from the highest top dead center to the lowest bottom dead center by pressing the operator. Further, the key switch 2 is set to an open / close position in which the open / close state of the circuit is switched from the off state to the on state in the process of moving from the top dead center to the bottom dead center.
  • FIG. 2 is a graph showing an example of the characteristics of the key switch 2 included in the keyboard 1 described in the present application.
  • the horizontal axis is the moving distance indicating the stroke due to the pressing of the key switch 2
  • the vertical axis is the pressing load, which is the force required for pressing, and the relationship is shown.
  • a linear switch having a relation in which the pressing load increases monotonically with respect to the moving distance, for example, a proportional relation and a constant inclination is used. It is possible to do.
  • the keyboard 1 described in the present application includes a vibration mechanism 4 that generates vibrations, and a click feeling that cannot be felt from the key switch 2 is a pseudo-click feeling (pseudo-tactile feeling) due to the vibration generated by the vibration mechanism 4.
  • the vibration mechanism 4 provided in the keyboard 1 functions as a tactile generation actuator using tactile feedback technology that gives vibration to the operator.
  • 3A and 3B are schematic views showing an example of a vibration mechanism 4 included in the keyboard 1 described in the present application.
  • 3A and 3B show a configuration example of the vibration mechanism 4 housed in the keyboard 1 as a schematic cross-sectional view from the viewpoint from the right side.
  • a support base 40, a coil 41 functioning as an electromagnet, a permanent magnet 42, a holding member 43, a top plate 44, and a cushioning member 45 are housed as a vibration mechanism 4. .
  • the coil 41 and the permanent magnet 42 function as a vibrating portion that serves as an actuator for generating vibration.
  • the present application shows a configuration in which the support base 40 is separately arranged in the housing of the keyboard 1, it is also possible to integrally configure the housing and the support base 40.
  • the key switch 2 is mounted on the substrate 20, and the substrate 20 is arranged on the upper surface of the top plate 44 of the vibration mechanism 4 by a mounting method such as screwing. That is, the key switch 2 is arranged on the upper surface of the top plate 44 by the substrate 20.
  • the top plate 44 is supported by the support base 40 via the holding member 43.
  • a coil 41 that functions as an electromagnet is arranged on the bottom plate 400 that constitutes the bottom of the support base 40.
  • a flat VCM Vehicle Coil Motor
  • the horizontal direction is a direction for convenience for explanation showing a surface parallel to the bottom surface of the support base 40, and is necessarily a direction orthogonal to the gravity direction depending on the configuration and arrangement direction of the keyboard 1. It does not match.
  • FIG. 3A shows an example in which a magnetic field that generates an S pole upward and an N pole is generated downward
  • FIG. 3B shows an example in which a magnetic field that generates an N pole upward and an S pole downward is generated. Shown.
  • a top plate 44 in which the permanent magnet 42 is arranged on the lower surface is arranged, and the permanent magnet 42 is arranged so as to face the coil 41.
  • the permanent magnets 42 are arranged so that the lower surface on the front side (left when facing the figure) of the keyboard 1 is the north pole and the lower surface on the rear side (right when facing the figure) is the south pole.
  • An example is shown.
  • Side plates 401 are erected on the bottom plate 400 on the side portions (front portion and rear portion in the examples of FIGS. 3A and 3B) of the support base 40, and the upper portion of the side plate 401 is near the side of the top plate 44. Is located in.
  • An elastic body such as a compression coil spring is crosslinked and attached to the side plate 401 as a holding member 43 for vibrating the top plate 44. Then, the top plate 44 is movably held back and forth by the holding member 43 using an elastic body that bridges from the side plate 401 of the support base 40 to the side portion of the top plate 44.
  • the front and rear side plates 401 are provided with cushioning members 45 such as rubber so as to absorb the impact when the top plate 44 comes into contact with the top plate 44 due to vibration.
  • a plurality of key switches 2 for receiving a pressing operation from the operator are arranged on the top plate 44, and the top plate 44 is oscillatedly held on the support base 40 by the holding member 43.
  • a permanent magnet 42 is arranged below the top plate 44, and faces a coil 41 used as an electromagnet arranged on the support base 40.
  • the top plate 44 moves backward as shown by an arrow in the figure, and an N pole is moved above the coil 41 as shown in FIG. 3B.
  • the power is turned on so as to generate the above
  • the top plate 44 moves forward as shown by the arrow in the figure. Therefore, by repeating the reversal of the energization direction, the states shown in FIGS. 3A and 3B are repeatedly generated, and the top plate 44 vibrates.
  • the coil 41 and the permanent magnet 42 included in the keyboard 1 function as a vibrating portion (actuator) for generating vibration.
  • FIG. 4 is a block diagram schematically showing an example of the configuration of the keyboard 1 described in the present application.
  • the keyboard 1 has a configuration in which various processes are executed in response to a key switch 2 pressing operation, in addition to the above-mentioned sound output unit 3, vibration mechanism 4, and waveform setting unit 5, operation detection unit 6, pulse generation unit 7, and amplitude amplification. It is equipped with various mechanisms such as a part 8.
  • FIG. 5 is a schematic front view showing an example of the appearance of the waveform setting unit 5 included in the keyboard 1 described in the present application.
  • FIG. 5 shows an enlarged view of the waveform setting unit 5 included in the keyboard 1 illustrated in FIG.
  • the waveform setting unit 5 is a user interface for setting the waveform of the sound generated from the sound output unit 3 and the waveform of the vibration generated by the vibration mechanism 4.
  • the waveform setting unit 5 receives the sound setting unit 50 that receives the setting of the sound waveform generated from the sound output unit 3, and the vibration waveform setting that is generated by the vibration mechanism 4. It is provided with a vibration setting unit 51.
  • the waveform set by using the sound setting unit 50 and the vibration setting unit 51 is a pulse wave.
  • the sound setting unit 50 includes a sound pulse width setting unit 500 that accepts the setting of the pulse width of the pulse wave output as sound, and a sound pulse number setting unit 501 that accepts the setting of the number of pulses.
  • the vibration setting unit 51 includes a vibration pulse width setting unit 510 that receives the setting of the pulse width of the pulse wave output as vibration, and a vibration pulse number setting unit 511 that receives the setting of the pulse number.
  • the waveform setting unit 5 illustrated in FIG. 5 uses four thumb rotary switches, and sets the sound pulse width and the number of pulses and the vibration pulse width and the number of pulses in 10 steps from 0 to 9, respectively. Is possible.
  • the waveform setting unit 5 shows a number indicating the pulse width or the level of the number of pulses, and by pressing the button indicated by "+” below the number, the number indicating the level becomes large and the number is increased. By pressing the button indicated by "-” above, the number indicating the level becomes smaller.
  • the waveform setting unit 5 includes the sound pulse width set by the sound pulse width setting unit 500, the number of sound pulses set by the sound pulse number setting unit 501, and the vibration set by the vibration pulse width setting unit 510.
  • the number of pulses and the number of vibration pulses set by the vibration pulse number setting unit 511 are output to the pulse generation unit 7, respectively.
  • the operation detection unit 6 will be described.
  • the open / closed state of the circuit built in the key switch 2 changes, for example, from an open state to a closed state.
  • the operation detection unit 6 detects a change in the open / closed state of the circuit as a pressing operation. Changes in the open / closed state of the circuit include mechanical detection of the movement of the key switch 2, detection of changes in the energization status of the electric circuit that opens and closes due to the movement, and capacitance and magnetic field due to changes in the position of the key switch 2. , Detected as a change in physical state such as a change in electric field.
  • the operation detection unit 6 that has detected the change in the open / closed state outputs an on signal indicating that the key switch 2 has been pressed to the pulse generation unit 7.
  • the threshold value that serves as a reference for the output of the on-signal can be designed to be changeable. That is, it is designed so that the pressing position of the key switch 2 that outputs the on signal is variable, and the on signal can be output at a position where the pressing amount is shallow or the on signal is output at a deep position. You may. Further, it can be developed so that the pulse width and the number of pulses of sound and vibration can be set according to the threshold value (the output reference position of the on signal).
  • the pulse generating unit 7 will be described.
  • the pulse generating unit 7 is configured by using a control circuit such as a microprocessor.
  • the pulse generation unit 7 includes a sound pulse generation unit 70 that generates a sound pulse wave, and a vibration pulse generation unit 71 that generates a vibration pulse wave.
  • the sound pulse generation unit 70 sets the pulse width and the number of pulses based on the pulse width output from the sound pulse width setting unit 500 of the waveform setting unit 5 and the number of pulses output from the sound pulse number setting unit 501. Generates a pulse wave with a set pulse width and number of pulses. Then, the sound pulse generation unit 70 outputs the generated pulse wave to the amplitude amplification unit 8 at the timing when the on signal is input from the operation detection unit 6.
  • the vibration pulse generation unit 71 sets the pulse width and the number of pulses based on the pulse width output from the vibration pulse width setting unit 510 of the waveform setting unit 5 and the number of pulses output from the vibration pulse number setting unit 511. Generates a pulse wave with a set pulse width and number of pulses. Then, the vibration pulse generation unit 71 outputs the generated pulse wave to the amplitude amplification unit 8 at the timing when the on signal is input from the operation detection unit 6.
  • FIG. 6 is a waveform diagram showing an example of the outer shape of a pulse wave generated by the pulse generating unit 7 included in the keyboard 1 described in the present application.
  • time is taken on the horizontal axis and intensity is taken on the vertical axis to show the time course of the pulse wave.
  • the pulse generation unit 7 of the keyboard 1 illustrated in the present application generates a pulse wave in which the duration of the on state and the duration of the off state are equal.
  • the pulse width set by the waveform setting unit 5 is the duration of the on state (the duration equal to the duration of the off state). Therefore, twice the pulse width is a cycle indicating the time from the start of the pulse on state to the end of the off state.
  • the number of pulses set by the waveform setting unit 5 is the number of pulses generated, and is the number of repetitions of the cycle from the start of the on state to the end of the off state.
  • FIG. 6 shows a state in which the number of pulses is “3”.
  • the total time from the start of pulse generation to the end (end of the off state) of generating the number of pulses set as the number of pulses is twice the pulse width (cycle) and the number of pulses (number of repetitions). It will be the multiplied time.
  • the amplitude amplification unit 8 is a circuit that amplifies the amplitude of the pulse wave.
  • the amplitude amplification unit 8 includes a sound pulse amplifier 80 and a vibration pulse amplifier 81.
  • the sound pulse amplifier 80 amplifies the amplitude of the pulse wave generated by the sound pulse generation unit 70 of the pulse generation unit 7, and outputs the amplitude to the sound output unit 3.
  • the vibration pulse amplifier 81 amplifies the amplitude of the pulse wave generated by the vibration pulse generation unit 71 of the pulse generation unit 7, and outputs the amplitude to the vibration mechanism 4.
  • the sound output unit 3 that receives the input of the pulse wave from the sound pulse amplifier 80 outputs the sound based on the pulse width and the number of pulses of the pulse wave generated by the sound pulse generation unit 70.
  • the vibration mechanism 4 that receives the input of the pulse wave from the vibration pulse amplifier 81 vibrates according to the pulse width and the number of pulses of the pulse wave generated by the vibration pulse generation unit 71.
  • the vibration of the vibration mechanism 4 is such that the coil 41 functions as an electromagnet that repeatedly inverts the magnetic field by energization based on the pulse wave, and acts on the permanent magnet 42 to vibrate the top plate 44.
  • FIG. 7 is a graph showing an example of the relationship between the sound output from the sound output unit 3 included in the keyboard 1 described in the present application and the pulse wave.
  • the same kind of sound is generated in the range indicated by the pulse width and the number of pulses on a log-log graph in which the number of pulses (cycle) is taken on the horizontal axis and the pulse width (us) is taken on the vertical axis. Shown as an area.
  • the sound output from the sound output unit 3 is recognized by the operator as a different click sound depending on the pulse width and the number of pulses of the pulse wave generated by the sound pulse generation unit 70.
  • FIG. 7 is a graph showing an example of the relationship between the sound output from the sound output unit 3 included in the keyboard 1 described in the present application and the pulse wave.
  • the same kind of sound is generated in the range indicated by the pulse width and the number of pulses on a log-log graph in which the number of pulses (cycle) is taken on the horizontal axis and the pulse width (us) is taken on the vertical
  • the output based on the pulse width and the number of pulses in the region S14 is not recognized as sound.
  • the operator recognizes the output based on the pulse width and the number of pulses of the generated sound as different click sounds.
  • the way of hearing the click sound described with reference to FIG. 7 is greatly influenced by the specifications of the device and individual differences, and is merely an example of how to hear an individual who operates a certain device.
  • the keyboard 1 described in the present application has a high-grade click sound, a soft click sound, and a mechanical click in correspondence with a click feeling due to vibration by appropriately setting the pulse width and the number of pulses of the sound output from the sound output unit 3.
  • Various click sounds such as sounds can be produced.
  • FIG. 8 is a graph showing an example of the relationship between the vibration of the vibration mechanism 4 included in the keyboard 1 described in the present application and the pulse wave.
  • the same type of vibration occurs within the range indicated by the pulse width and the number of pulses. Shown as an area.
  • the vibration generated by the vibration mechanism 4 is recognized by the operator as a different tactile sensation (vibration) according to the pulse width and the number of pulses of the pulse wave generated by the vibration pulse generating unit 71.
  • FIG. 8 shows a range divided into areas that the operator recognizes as a similar tactile sensation.
  • the operator recognizes the vibration of the pulse width and the number of pulses classified as the region V1 as a click feeling of "boo".
  • the area V2 is "bit”
  • the area V3 is “bi”
  • the area V4 is “bee”
  • the area V5 is “to”
  • the area V6 is “to”
  • the area V7 is “pi”
  • the area V8 is “to”.
  • the area V9 is recognized as a "pip”
  • the area V9 is recognized as a muddy “pip”
  • the area V11 is recognized as a small "pip”
  • the area V12 is recognized as a small "pip”.
  • the operator recognizes the vibration based on the pulse width and the number of pulses of the pulse wave as different click feelings.
  • the click sensation described with reference to FIG. 8 is greatly influenced by the specifications of the device and individual differences, and is merely an example of the tactile sensation of an individual who operates a certain device.
  • the keyboard 1 described in the present application has a high-grade click feeling and a soft click feeling by appropriately setting the pulse width and the number of pulses of the pulse wave generated by the vibration pulse generation unit 71 based on the key operation of the operator. It is possible to produce various click feelings such as a mechanical click feeling.
  • the keyboard 1 described in the present application outputs a click sound together with a click feeling due to vibration based on the key operation of the operator, so that the operator can feel the click feeling from the tactile sense and the auditory sense. can.
  • the keyboard 1 may be configured to output only one of the sound output by the sound output unit 3 and the vibration generation by the vibration mechanism 4, in which case the electronic device outputs the sound. It is possible to appropriately design such that the keyboard 1 generates vibration.
  • the key input device described in the present application is provided as, for example, a keyboard 1, and causes vibration by an electromagnet and a permanent magnet 42 using a coil 41 to the operator of the key switch 2. For example, it is possible to generate a pseudo-tactile sensation that makes the switching of the open / closed state of the circuit feel as a click sensation.
  • the key input device described in the present application uses a pulse wave as a signal for generating sound and vibration. Therefore, the key input device described in the present application is excellent in that by using a simple pulse wave, it is possible to facilitate the design and handling of a digital circuit used for generating or processing a signal which is a pulse wave. It has a good effect. Further, the key input device described in the present application has excellent effects such as being able to generate various click sounds and click feelings by using a simple pulse wave and using relatively simple software. ..
  • the waveform setting unit 5 using four thumb rotary switches sets the sound pulse width and the number of pulses, and the vibration pulse width and the number of pulses in 10 steps from 0 to 9, respectively.
  • the waveform setting unit 5 can be realized with various specifications.
  • the waveform setting unit 5 is not limited to the specifications as hardware such as a thumb rotary switch, and can be set by using software executed by an electronic device such as a connected computer.
  • the setting contents do not set the sound pulse width and the number of pulses and the vibration pulse width and the number of pulses individually, but select from a preset combination of the sound pulse width and the number of pulses, and set in advance.
  • a combination of the pulse width and the number of pulses in advance as a selection candidate, the convenience when determining the pulse width and the number of pulses is improved, and the pulse width and the pulse that cause an unnatural or unpleasant sound or vibration. It is possible to eliminate the combination of numbers.
  • a plurality of combinations of the number of sound pulses, the sound pulse width, the number of vibration pulses, and the vibration pulse width are set in advance, and the waveform setting unit 5 selects the combination to be set from the plurality of combinations. It may be.
  • By setting a combination of sound and vibration pulse numbers and pulse widths in advance as selection candidates it is possible to improve convenience and prevent the relationship between sound and vibration from becoming unnatural or unpleasant. It will be possible.
  • the vibration mechanism 4 can be implemented in various forms.
  • a shaft-type shaft-shaped body having a circular cross section, a sphere, an elastic body such as rubber, a flexible leaf spring, and other link mechanisms can be vibrated. It is possible to apply the members and mechanisms to hold.
  • the coil 41 serving as an electromagnet is arranged on the support base 40 side, and the permanent magnet 42 is arranged on the top plate 44 side.
  • the present invention is not limited to this, and the support base 40 side is not limited to this. It is possible to appropriately design such as arranging a permanent magnet 42 on the top plate 44 and arranging a coil 41 serving as an electromagnet on the top plate 44 side.
  • FIG. 9 is a schematic view showing an example of the vibration mechanism 4 included in the keyboard 1 described in the present application.
  • FIG. 9 shows a configuration example of the vibration mechanism 4 housed in the keyboard 1 as a schematic cross-sectional view.
  • the vibration mechanism 4 illustrated in FIG. 9 includes, as permanent magnets 42, a lower permanent magnet 42a fixed on the bottom plate 400 of the support base 40 and located below the coil 41, and an upper permanent magnet 42b located above the coil 41. It has.
  • the coil 41 is arranged on the top plate 44 so as to be suspended from the top plate 44 with a gap below the top plate 44 in a state of being held by the upper and lower electromagnet holding plates 47 forming a plate shape.
  • the upper permanent magnet 42b is fixed to the gap between the coil 41 and the top plate 44 by the upper magnet holder 46 erected from the bottom plate 400 of the support base 40. That is, the coil 41 is arranged above the lower permanent magnet 42a fixed to the support base 40 with a gap from the lower permanent magnet 42a, and the upper permanent with a gap from the coil 41 above the coil 41.
  • the magnet 42b is fixed by the upper magnet holder 46.
  • the top plate 44 and the coil 41 on which the key switch 2 is arranged are separated from the lower permanent magnet 42a and the upper permanent magnet 42b fixed to the support base 40, and are oscillatedly held by the holding member 43.
  • the lower permanent magnet 42a and the upper permanent magnet 42b are arranged so that the attractive force or the repulsive force with respect to the coil 41 is in the same direction so that the direction of the electromagnetic force with respect to the coil 41 is stable.
  • the front side (left when facing the figure) of the lower permanent magnet 42a and the upper permanent magnet 42b has an S pole on the upper side and an N pole on the lower side, and the lower permanent magnet 42a and the upper permanent magnet.
  • the rear side (right side in the drawing) of 42b is arranged so that the upper side is the north pole and the lower side is the south pole.
  • the coil 41 is arranged between the fixed lower permanent magnet 42a and the upper permanent magnet 42b by energizing the coil 41 with an alternating current that repeatedly reverses the energizing direction.
  • the top plate 44 vibrates while being held by the holding member 43.
  • the lower permanent magnet 42a and the upper permanent magnet 42b are arranged so as to sandwich the coil 41 from above and below.
  • the permanent magnet 42 is arranged on the support base 40, and the lower permanent magnet is sandwiched from above and below the coil 41. It is possible to dispose the 42a and the upper permanent magnet 42b.
  • the arrangement of the vibration mechanism 4 can be expanded to various embodiments.
  • the vibration mechanism 4 vibrates in the front-rear direction
  • the keyboard 1 described in the present application can be configured so that the vibration mechanism 4 vibrates in the left-right direction.
  • the vibration mechanism 4 can be arranged at each corner of the keyboard 1 and can be arranged side by side in the front-rear direction and the left-right direction.
  • the mode in which the key input device described in the present application is provided as the keyboard 1 in which a plurality of key switches 2 are arranged is shown, but the present invention is not limited to this.
  • the key switch 2 can be applied to various key input devices such as one push button, the key switch 2 to several mice, a digitizer, and other input devices.
  • the generated pulse wave is set as the pulse width and the number of pulses, but the setting is substantially the same as the setting of the pulse wave defined as the pulse width and the number of pulses.
  • the pulse wave to be generated can be substantially defined, such as the period for one cycle of the pulse wave and the total duration, and can be set to be substitutable for the pulse width and the number of pulses.
  • a pulse wave in which the duration of the on state and the duration of the off state are equal is shown, but the ratio of the duration of the on state to the duration of the off state, etc. Conditions can be set as appropriate.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Input From Keyboards Or The Like (AREA)
  • User Interface Of Digital Computer (AREA)
PCT/JP2021/005199 2020-03-02 2021-02-12 キー入力装置 Ceased WO2021176992A1 (ja)

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Application Number Priority Date Filing Date Title
CN202180013264.9A CN115087949A (zh) 2020-03-02 2021-02-12 键输入装置

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Application Number Priority Date Filing Date Title
JP2020035326A JP7484226B2 (ja) 2020-03-02 2020-03-02 キー入力装置
JP2020-035326 2020-03-02

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WO2025170373A1 (ko) * 2024-02-08 2025-08-14 삼성전자 주식회사 버튼 어셈블리를 포함하는 전자장치

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JP2005100179A (ja) * 2003-09-25 2005-04-14 Fujitsu Component Ltd 入力装置および電子機器
US20190041995A1 (en) * 2018-06-29 2019-02-07 Intel Corporation Selectively displaced keys for input and output

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