WO2016013068A1 - 触感データ処理装置、触感提供システム、及び触感データ処理方法 - Google Patents
触感データ処理装置、触感提供システム、及び触感データ処理方法 Download PDFInfo
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Definitions
- the present invention relates to a tactile sensation data processing device, a tactile sensation providing system, and a tactile sensation data processing method.
- display means Conventionally, display means, contact detection means for detecting a contact state of a user's operation part to the display means, and tactile vibration that gives a predetermined tactile sensation to the operation part in contact with the display means.
- tactile sensation providing device including tactile sensation vibration generating means to be generated (for example, see Patent Document 1).
- the tactile sensation providing apparatus further includes vibration waveform data generation means for generating waveform data for generating the tactile vibration based on the detection result by the contact detection means.
- the tactile sensation providing apparatus further performs a modulation process on the waveform data generated by the vibration waveform data generation unit using an ultrasonic wave as a carrier wave, and converts the ultrasonic modulation signal generated by the modulation process into the tactile sensation.
- Ultrasonic modulation means for outputting to the tactile sensation vibration generating means as a signal for generating vibration.
- the ultrasonic modulation means performs either frequency modulation or phase modulation.
- the ultrasonic modulation means further performs amplitude modulation.
- the ultrasonic frequency of the conventional tactile sensation presenting device may be a frequency (approximately 20 kHz or higher) higher than the audible band, and the ultrasonic frequency itself is not particularly devised, so that a good tactile sensation may not be provided. There is.
- an object is to provide a tactile sensation data processing apparatus, a tactile sensation providing system, and a tactile sensation data processing method that can provide a good tactile sensation.
- a tactile sensation data processing apparatus is a tactile sensation data processing apparatus that transmits or receives data via a network between a first portable electronic terminal and a second portable electronic terminal.
- a data receiving unit that receives first data related to a target tangible object from a first portable electronic terminal, and when the data receiving unit receives the first data from the first portable electronic terminal, the data corresponding to the first data
- a data transmission unit that transmits tactile data representing the tactile sensation of the target tangible object to the second portable electronic terminal, and the tactile sensation data includes an image of the target tangible object, a position in the image, and The tactile sensation data is associated with the amplitude corresponding to the tactile sensation of the target tangible object, and the tactile sensation data is connected to the touch panel of the second portable electronic terminal or the second portable electronic terminal.
- the amplitude of the drive signal that drives the vibration element that generates the natural vibration of the ultrasonic band on the operation surface that performs the operation input to the touch panel of the tactile sensation providing apparatus is selected. This data is used when adjusting based on the amplitude associated with the position of the tactile sensation data.
- a tactile sensation data processing apparatus a tactile sensation providing system, and a tactile sensation data processing method that can provide a good tactile sensation can be provided.
- FIG. 3 is a cross-sectional view taken along the line AA of the smartphone terminal 100 shown in FIG. 2. It is a figure which shows the wave front formed in parallel with the short side of the top panel 120 among the standing waves produced in the top panel 120 by the natural vibration of an ultrasonic band. It is a figure explaining a mode that the dynamic friction force applied to the fingertip which performs operation input changes with the natural vibration of the ultrasonic band produced in the top panel 120 of the smart phone terminal. It is a figure which shows the structure relevant to the communication function of the smart phone terminal of embodiment.
- FIG. 4 is a diagram showing data stored in a memory 250.
- FIG. It is a figure which shows the drive pattern of the vibration element 140 in case the user inputs operation into the smart phone terminal 100 of embodiment.
- FIG. shows the flowchart which shows the process which the drive control part 240 of the smart phone terminal 100 of embodiment performs.
- FIG. It is a figure explaining the procedure at the time of tactile sense data being produced in the server 700 based on the image data transmitted to the server 700 from the smart phone terminal 101, and transmitting to the smart phone terminals 101 and 102.
- FIG. It is a figure which shows the detail of the procedure shown in FIG. 13 more concretely. It is a figure which shows a mode that the user A transmits the tactile sense data 900 to the smart phone terminal 102 of the user B by near field communication with the smart phone terminal 101.
- FIG. It is a figure which shows 100A of smart phone terminals of the 1st modification of embodiment. It is a figure which shows the smart phone terminal 100B of the 2nd modification of embodiment. It is a figure which shows 100C of smart phone terminals of the 3rd modification of embodiment.
- FIG. 1 It is a top view which shows the operation state of smart phone terminal 100D of the 4th modification of embodiment. It is a figure which shows the state which connected 300 A of tactile sensation providing apparatuses via the near field communication apparatus 800 to the smart phone terminal 102. It is a top view which shows the operation state of the tactile sense provision apparatus 300B. It is a top view which shows the tactile sensation providing apparatus 300B. It is a figure which shows the AA arrow cross section of the tactile sensation providing apparatus 300B shown in FIG.
- FIG. 1 is a diagram illustrating an example of a usage mode of the smartphone terminal 100 according to the embodiment.
- the smartphone terminal 100 includes a top panel 120, a touch panel 150, and a display panel 160, and a dolphin image 510 ⁇ / b> A is displayed on the display panel 160.
- the smartphone terminal 100 is By vibrating, it provides a tactile sensation as if the user touched the surface of the dolphin.
- a dolphin is an example of a target tangible object.
- the smartphone terminal 100 provides a pseudo-tactile sensation of touching the real object by touching the top panel 120 without touching the real object.
- FIG. 2 is a plan view showing the smartphone terminal 100 according to the embodiment
- FIG. 3 is a view showing a cross section taken along the line AA of the smartphone terminal 100 shown in FIG. 2 and 3, an XYZ coordinate system that is an orthogonal coordinate system is defined as shown.
- the smartphone terminal 100 includes a housing 110, a top panel 120, a double-sided tape 130, a vibration element 140, a touch panel 150, a display panel 160, and a substrate 170.
- the housing 110 is made of, for example, resin, and as shown in FIG. 3, the substrate 170, the display panel 160, and the touch panel 150 are disposed in the recess 111, and the top panel 120 is bonded by the double-sided tape 130. .
- the top panel 120 is a thin flat plate member that is rectangular in plan view, and is made of transparent glass or reinforced plastic such as polycarbonate.
- the surface of the top panel 120 (the surface on the Z axis positive direction side) is an example of an operation surface on which the user of the smartphone terminal 100 performs an operation input.
- the vibration element 140 is bonded to the surface on the negative side of the Z axis, and four sides in a plan view are bonded to the housing 110 with a double-sided tape 130.
- the double-sided tape 130 only needs to be able to bond the four sides of the top panel 120 to the housing 110, and does not have to be a rectangular ring as shown in FIG.
- the touch panel 150 is disposed on the Z-axis negative direction side of the top panel 120.
- the top panel 120 is provided to protect the surface of the touch panel 150. Further, another panel or a protective film may be provided on the surface of the top panel 120.
- the top panel 120 vibrates when the vibration element 140 is driven in a state where the vibration element 140 is bonded to the surface in the negative Z-axis direction.
- the top panel 120 is vibrated at the natural vibration frequency of the top panel 120 to generate a standing wave in the top panel 120.
- the vibration element 140 since the vibration element 140 is bonded to the top panel 120, it is actually preferable to determine the natural vibration frequency in consideration of the weight of the vibration element 140 and the like.
- the vibration element 140 is bonded along the short side extending in the X axis direction on the Y axis positive direction side on the Z axis negative direction side surface of the top panel 120.
- the vibration element 140 may be an element that can generate vibrations in an ultrasonic band.
- an element including a piezoelectric element such as a piezoelectric element can be used.
- the vibration element 140 is driven by a drive signal output from a drive control unit described later.
- the amplitude (intensity) and frequency of vibration generated by the vibration element 140 are set by the drive signal. Further, on / off of the vibration element 140 is controlled by a drive signal.
- an ultrasonic band means a frequency band about 20 kHz or more, for example.
- the frequency at which the vibration element 140 vibrates is equal to the vibration frequency of the top panel 120. Therefore, the vibration element 140 is driven by a drive signal so as to vibrate at the natural frequency of the top panel 120. Driven.
- the touch panel 150 is disposed on the display panel 160 (Z-axis positive direction side) and below the top panel 120 (Z-axis negative direction side).
- the touch panel 150 is an example of a coordinate detection unit that detects a position where the user of the smartphone terminal 100 touches the top panel 120 (hereinafter referred to as an operation input position).
- GUI operation unit On the display panel 160 below the touch panel 150, various buttons or the like (hereinafter referred to as GUI operation unit) by GUI (GraphicGraphUser Interface) are displayed. For this reason, the user of the smart phone terminal 100 usually touches the top panel 120 with a fingertip in order to operate the GUI operation unit.
- GUI GraphicGraphUser Interface
- the touch panel 150 may be a coordinate detection unit that can detect the position of an operation input to the user's top panel 120, and may be, for example, a capacitance type or resistance film type coordinate detection unit.
- a mode in which the touch panel 150 is a capacitive coordinate detection unit will be described. Even if there is a gap between the touch panel 150 and the top panel 120, the capacitive touch panel 150 can detect an operation input to the top panel 120.
- the top panel 120 may be integrated with the touch panel 150.
- the surface of the touch panel 150 becomes the surface of the top panel 120 shown in FIGS. 2 and 3, and an operation surface is constructed.
- the structure which excluded the top panel 120 shown in FIG.2 and FIG.3 may be sufficient.
- the surface of the touch panel 150 constructs the operation surface.
- the member having the operation surface may be vibrated by the natural vibration of the member.
- the touch panel 150 when the touch panel 150 is a capacitance type, the touch panel 150 may be disposed on the top panel 120. Also in this case, the surface of the touch panel 150 constructs the operation surface. Moreover, when the touch panel 150 is a capacitance type, the structure which excluded the top panel 120 shown in FIG.2 and FIG.3 may be sufficient. Also in this case, the surface of the touch panel 150 constructs the operation surface. In this case, the member having the operation surface may be vibrated by the natural vibration of the member.
- the display panel 160 may be a display unit that can display an image, such as a liquid crystal display panel or an organic EL (Electroluminescence) panel.
- the display panel 160 is installed on the substrate 170 (Z-axis positive direction side) by a holder or the like not shown in the recess 111 of the housing 110.
- the display panel 160 is driven and controlled by a driver IC (Integrated Circuit), which will be described later, and displays a GUI operation unit, images, characters, symbols, graphics, and the like according to the operation status of the smartphone terminal 100.
- a driver IC Integrated Circuit
- the substrate 170 is disposed inside the recess 111 of the housing 110.
- a display panel 160 and a touch panel 150 are disposed on the substrate 170.
- the display panel 160 and the touch panel 150 are fixed to the substrate 170 and the housing 110 by a holder or the like (not shown).
- the drive control unit mounted on the substrate 170 drives the vibration element 140, and the top panel 120 is vibrated at the frequency of the ultrasonic band.
- the frequency of this ultrasonic band is a resonance frequency of a resonance system including the top panel 120 and the vibration element 140 and causes the top panel 120 to generate a standing wave.
- the smartphone terminal 100 provides a tactile sensation to the user through the top panel 120 by generating a standing wave in the ultrasonic band.
- FIG. 4 is a diagram showing a wave front formed in parallel to the short side of the top panel 120 among standing waves generated in the top panel 120 due to the natural vibration of the ultrasonic band
- FIG. 4A is a side view.
- (B) is a perspective view. 4A and 4B, XYZ coordinates similar to those in FIGS. 2 and 3 are defined.
- the amplitude of the standing wave is exaggerated for ease of understanding.
- the vibration element 140 is omitted.
- 4A and 4B are waveforms when the number of periods k is 10, as an example.
- the period number k is 10.
- the natural frequency f is 33.5 kHz.
- a drive signal having a frequency of 33.5 kHz may be used.
- the top panel 120 is a flat plate member.
- the vibration element 140 see FIGS. 2 and 3
- the top panel 120 is changed to (A) and (B) in FIG. By bending as shown, a standing wave is generated on the surface.
- the two vibration elements 140 may be used.
- the other vibration element 140 is bonded to the surface of the top panel 120 on the Z-axis negative direction side along the short side extending in the X-axis direction on the Y-axis negative direction side. That's fine.
- the two vibration elements 140 may be arranged so as to be axially symmetric with respect to a center line parallel to the two short sides of the top panel 120 as a symmetry axis.
- the two vibration elements 140 when the two vibration elements 140 are driven, they may be driven in the same phase when the period number k is an integer, and may be driven in the opposite phase when the period number k is an odd number.
- FIG. 5 is a diagram illustrating a state in which the dynamic friction force applied to the fingertip that performs the operation input is changed by the natural vibration of the ultrasonic band generated in the top panel 120 of the smartphone terminal 100.
- the user performs an operation input to move the finger along the arrow from the back side of the top panel 120 to the near side while touching the top panel 120 with the fingertip.
- the vibration is turned on / off by turning on / off the vibration element 140 (see FIGS. 2 and 3).
- the natural vibration of the ultrasonic band occurs in the entire top panel 120 as shown in FIG. 4, but in FIGS. 5A and 5B, the user's finger is on the front side from the back side of the top panel 120.
- the operation pattern which switches on / off of a vibration during moving to is shown.
- the vibration is off when the user's finger is on the back side of the top panel 120, and the vibration is on in the middle of moving the finger to the near side.
- the vibration is turned on when the user's finger is on the back side of the top panel 120, and the vibration is turned off in the middle of moving the finger to the near side. Yes.
- the dynamic frictional force applied to the fingertip is large in the range indicated in gray on the back side of the top panel 120, and the dynamic frictional force applied to the fingertip is small in the range indicated in white on the near side of the top panel 120.
- the user who performs an operation input to the top panel 120 senses a decrease in the dynamic friction force applied to the fingertip and perceives the ease of slipping of the fingertip when the vibration is turned on. It will be. At this time, the user feels that a concave portion exists on the surface of the top panel 120 when the dynamic friction force decreases due to the surface of the top panel 120 becoming smoother.
- the dynamic friction force applied to the fingertip is small in the range shown in white on the front side of the top panel 120, and the dynamic friction force applied to the fingertip is large in the range shown in gray on the front side of the top panel 120.
- the user who performs an operation input to the top panel 120 senses an increase in the dynamic friction force applied to the fingertip when the vibration is turned off, You will perceive the feeling of being caught. And when a dynamic friction force becomes high because it becomes difficult to slip a fingertip, it will feel like a convex part exists in the surface of the top panel 120.
- FIG. 6 is a diagram illustrating a configuration related to the communication function of the smartphone terminal 100 according to the embodiment.
- the smart phone terminal 100 includes antenna devices 500 and 501, a DUP (Duplexer) 510, an LNA (Low Noise Amplifier) / PA (Power Amplifier) 520, a modulator / demodulator 530, and a CPU (Central Processing Unit).
- a chip 540 is included.
- these components are formed on the surface of the substrate 170 on the Z axis negative direction side.
- the smartphone terminal 100 includes other components, but FIG. 6 shows the components related to the communication function of the smartphone terminal 100 in an extracted manner.
- the antenna device 500 includes a plurality of so-called monopole antenna elements. Each of the plurality of antenna elements is designed for a plurality of frequency bands.
- a region where the antenna device 500 is formed is indicated by a broken line.
- the antenna device 501 is an antenna device used for near field communication such as WiFi and Bluetooth (registered trademark).
- the antenna device 501 is installed at a location away from the antenna device 500 so that the correlation with the antenna device 500 becomes small.
- the DUP 510, LNA / PA 520, modulator / demodulator 530, and CPU chip 540 are connected via a wiring 565.
- the DUP 510 is connected to the feeding point of the antenna device 500 via the wiring 560, and switches between transmission and reception. Since the DUP 510 has a function as a filter, when the antenna device 500 receives signals of a plurality of frequencies, the signals of the respective frequencies can be internally separated.
- the LNA / PA 520 amplifies the power of the transmission wave and the reception wave.
- Modulator / demodulator 530 modulates the transmission wave and demodulates the reception wave.
- the CPU chip 540 has a function as a communication processor that performs communication processing of the smartphone terminal 100 and a function as an application processor that executes an application program.
- the CPU chip 540 is connected to the antenna device 501 via the wiring 566.
- the CPU chip 540 has an internal memory that stores data to be transmitted or received.
- the antenna devices 500 and 501, and the wirings 560, 565, and 566 are formed by patterning the copper foil on the back surface of the substrate 170, for example.
- a ground plane 170A is formed on the inner layer of the substrate 170.
- the ground plane 170A may be a reinforcing metal holder disposed between the display panel 160 and the substrate 170.
- FIG. 7 is a diagram illustrating a configuration of the tactile sensation providing apparatus 300 included in the smartphone terminal 100 according to the embodiment.
- the smartphone terminal 100 includes a vibration element 140, an amplifier 141, a touch panel 150, a driver IC (Integrated Circuit) 151, a display panel 160, a driver IC 161, a control unit 200, a sine wave generator 310, and an amplitude modulator 320.
- a vibration element 140 an amplifier 141, a touch panel 150, a driver IC (Integrated Circuit) 151, a display panel 160, a driver IC 161, a control unit 200, a sine wave generator 310, and an amplitude modulator 320.
- the amplifier 141, the touch panel 150, the driver IC (Integrated Circuit) 151, the display panel 160, the driver IC 161, the control unit 200, the sine wave generator 310, and the amplitude modulator 320 are arranged inside the housing 110 (see FIG. 3). Established. For example, it is disposed on the Z-axis negative direction side of the substrate 170 or the like.
- the control unit 200 includes an application processor 220, a drive control unit 240, and a memory 250.
- the control unit 200 is included in the CPU chip 540 shown in FIG.
- the drive control unit 240 is provided as another IC chip or processor outside the control unit 200. It may be provided. In this case, among the data stored in the memory 250, data necessary for drive control of the drive control unit 240 may be stored in a memory different from the memory 250.
- the casing 110, the top panel 120, the double-sided tape 130, and the substrate 170 are omitted.
- the amplifier 141, the driver IC 151, the driver IC 161, the drive control unit 240, the memory 250, the sine wave generator 310, and the amplitude modulator 320 will be described.
- the amplifier 141 is disposed between the amplitude modulator 320 and the vibration element 140 and drives the vibration element 140 by amplifying the drive signal output from the amplitude modulator 320.
- the driver IC 151 is connected to the touch panel 150, detects position data indicating a position where an operation input to the touch panel 150 has been performed, and outputs the position data to the control unit 200. As a result, the position data is input to the application processor 220 and the drive control unit 240.
- the driver IC 161 is connected to the display panel 160, inputs drawing data output from the control unit 200 to the display panel 160, and causes the display panel 160 to display an image based on the drawing data. As a result, a GUI operation unit or an image based on the drawing data is displayed on the display panel 160.
- the application processor 220 outputs drawing data representing a GUI operation unit, images, characters, symbols, graphics, and the like necessary for the user of the smartphone terminal 100 to operate to the driver IC 161.
- the application processor 220 when the smart phone terminal 100 includes an application program that generates tactile sensation data, the application processor 220 generates tactile sensation data based on image data or the like.
- the application processor 220 is an example of a tactile sensation data generation unit.
- the communication processor 230 is necessary for performing communication by the antenna device 500 (see FIG. 6) and short-range wireless communication such as WiFi, Bluetooth (registered trademark), or non-contact short-range communication using the antenna device 501. Execute the process.
- the communication processor 230 functions as a transmission unit or a reception unit. In FIG. 7, the antenna device 500 and the antenna device 501 necessary for short-range wireless communication are omitted.
- the drive control unit 240 outputs amplitude data representing the amplitude to the amplitude modulator 320.
- the amplitude data is data representing an amplitude value for adjusting the strength of the drive signal used for driving the vibration element 140.
- Amplitude data representing the amplitude may be stored in the memory 250.
- the smartphone terminal 100 vibrates the top panel 120 in order to change the dynamic friction force applied to the fingertip when the user's fingertip moves along the surface of the top panel 120.
- Examples of the operation input for moving the fingertip that touches the surface of the top panel 120 include so-called flick operation, swipe operation, and drag operation.
- the flick operation is an operation of moving the fingertip along the surface of the top panel 120 for a relatively short distance so as to be repelled (snapped).
- the swipe operation is an operation of moving a fingertip along a relatively long distance so as to sweep along the surface of the top panel 120.
- the drag operation is an operation of moving a fingertip along the surface of the top panel 120 while selecting a button or the like, for example, when sliding a button or the like displayed on the display panel 510.
- the operation input for moving the fingertip touching the surface of the top panel 120 is selectively used depending on the type of the GUI operation unit displayed on the display panel 160. .
- the drive control unit 240 may set an amplitude value according to the temporal change degree of the position data.
- the drive control unit 240 may calculate the moving speed of the user's fingertip based on the temporal change degree of the position data input from the driver IC 151.
- the smartphone terminal 100 reduces the amplitude value as the moving speed increases, and makes the moving speed higher in order to make the tactile sensation the user senses from the fingertip regardless of the moving speed of the fingertip.
- the data representing the relationship between the amplitude data representing the amplitude value and the moving speed may be stored in the memory 250.
- amplitude value A is used using following Formula (3). May be calculated.
- the amplitude value A calculated by Equation (3) decreases as the moving speed increases, and increases as the moving speed decreases.
- A0 is the amplitude reference value
- V is the moving speed of the fingertip
- a is a predetermined constant.
- the drive control unit 240 vibrates the vibration element 140 when the moving speed becomes equal to or higher than a predetermined threshold speed.
- the amplitude value represented by the amplitude data output by the drive control unit 240 is zero when the moving speed is less than the predetermined threshold speed, and when the moving speed is equal to or higher than the predetermined threshold speed, the amplitude value is determined according to the moving speed. Set to the amplitude value. When the moving speed is equal to or higher than a predetermined threshold speed, the amplitude value is set smaller as the moving speed is higher, and the amplitude value is set larger as the moving speed is lower.
- the memory 250 stores data associating coordinate data representing a GUI operation unit or the like on which operation input is performed with pattern data representing amplitude data.
- the sine wave generator 310 generates a sine wave necessary for generating a drive signal for vibrating the top panel 120 at a natural frequency. For example, when the top panel 120 is vibrated at the natural frequency f of 33.5 kHz, the frequency of the sine wave is 33.5 kHz.
- the sine wave generator 310 inputs an ultrasonic band sine wave signal to the amplitude modulator 320.
- the amplitude modulator 320 modulates the amplitude of the sine wave signal input from the sine wave generator 310 using the amplitude data input from the drive control unit 240 to generate a drive signal. As a basic operation, the amplitude modulator 320 modulates the amplitude of the sine wave signal of the ultrasonic band input from the sine wave generator 310, and generates a drive signal without modulating the frequency and phase.
- the drive signal output by the amplitude modulator 320 is an ultrasonic band sine wave signal obtained by modulating only the amplitude of the ultrasonic band sine wave signal input from the sine wave generator 310. Note that when the amplitude data is zero, the amplitude of the drive signal is zero. This is equivalent to the amplitude modulator 320 not outputting a drive signal.
- the amplitude modulator 320 can also modulate the ultrasonic band sine wave signal input from the sine wave generator 310 using an audible band sine wave signal.
- the drive signal output from the amplitude modulator 320 is obtained by superimposing the audible band drive signal on the ultrasonic band drive signal, and the amplitude is set by the amplitude modulator 320.
- FIG. 8 is a diagram showing data stored in the memory 250.
- ID IDentification
- image data image data
- coordinate data coordinate data
- amplitude data amplitude data
- ID is an identifier of tactile data.
- FIG. 8A shows 001, 002, 003, 004... As examples of IDs.
- the image data is data representing an image of a target tangible object such as a dolphin image 510A shown in FIG.
- FIG. 8A shows image data of I001, I002, I003, I004,.
- the coordinate data is data representing the coordinates of the image in the image data.
- the coordinates may be assigned for each pixel, or may be assigned to each unit area with a certain number of pixels as one unit area.
- FIG. 8A shows coordinate data of f1 to f4.
- the amplitude data is data representing an amplitude value for adjusting the intensity of the drive signal used for driving the vibration element 140, and is assigned to the area represented by each coordinate data.
- FIG. 8A shows amplitude data A1 (X, Y), A2 (X, Y), A3 (X, Y), and A4 (X, Y).
- the amplitude value of the amplitude data assigned to the area represented by each coordinate data is measured by measuring the shape and unevenness of the actual surface of the target tangible object by, for example, 3D scanning, and the top panel 120 according to the measured value. What is necessary is just to set it as an amplitude value which can make a user's fingertip perceive the shape, unevenness
- the data shown in (B) of FIG. 8 is data in which the amplification rate data representing the amplification rate of the amplitude value is associated with the moving speed.
- the amplification factor when the moving speed V is 0 or more and less than b1 (0 ⁇ V ⁇ b1), the amplification factor is set to 0, and the moving speed V is b1 or more and less than b2 (b1 ⁇ When V ⁇ b2), the amplification factor is set to G1, and when the moving speed V is not less than b2 and less than b3 (b2 ⁇ V ⁇ b3), the amplification factor is set to G2.
- the amplitude value is decreased using the amplification factor data shown in FIG.
- the amplitude value can be increased using the amplification factor data.
- the tactile sensation data generated in the user A's smartphone terminal or on the server based on the image held by the user A is transmitted to the user B's smartphone terminal.
- the dimensions of the display panel for displaying image data, the dimensions of the touch panel, the coordinates on the display panel and the touch panel, and the natural frequency will be different.
- the tactile sensation data may be generated according to the dimensions, coordinates, natural frequency, etc. of the smartphone terminal to be used.
- FIG. 9 is a diagram illustrating a drive pattern of the vibration element 140 when a user performs an operation input on the smartphone terminal 100 according to the embodiment.
- FIG. 9A shows a state in which the user's fingertip touches the top panel 120 of the smartphone terminal 100 and traces the image 510A displayed on the display panel 160.
- the horizontal axis represents the position in the direction in which the user's fingertip traces the image 510A in FIG. 9A
- the vertical axis represents the amplitude of the drive signal.
- points A to D are shown in the horizontal axis direction.
- FIG. 9B shows an example of a drive pattern when the user's fingertip traces the image 510A.
- drive control unit 240 drives vibration element 140 based on the tactile data. Since the tactile sensation data includes coordinate data and amplitude data as shown in FIG. 8A, the drive control unit 240 outputs amplitude data corresponding to the position data input from the driver IC 151.
- the amplitude suddenly increases from the point B, and after that, the amplitude decreases, and then the amplitude increases toward the point C.
- the vibration element 140 is driven with a drive pattern that increases and further decreases in amplitude immediately before the point C.
- the dynamic friction force applied to the fingertip rapidly decreases from the point B, and then the dynamic friction force increases as the amplitude decreases, and the amplitude increases toward the point C.
- the tactile sensation is provided to the fingertip as the dynamic friction force decreases again as it increases, and the dynamic friction force increases as the amplitude decreases immediately before point C.
- This tactile sensation is a reproduction of the tactile sensation of a fingertip slipping when a human touches the surface of a real dolphin.
- Such a drive pattern represents a drive signal having a frequency of 35 kHz and changing the amplitude based on the amplitude data.
- the vibration element 140 When the position of the operation input reaches the display area of the image 510A, the vibration element 140 is turned on, the coefficient of dynamic friction applied to the user's fingertip is reduced by the squeeze effect, and the fingertip is in a state in which the fingertip can easily move on the surface of the top panel 120. Become.
- the drive control unit 240 turns off the vibration element 140.
- the vibration element 140 may be turned off by setting the amplitude data to 0 by the drive control unit 240.
- FIG. 10 is a flowchart illustrating processing executed by the drive control unit 240 of the smartphone terminal 100 according to the embodiment.
- the drive control unit 240 first determines whether or not there is an operation input (step S1). The presence / absence of an operation input may be determined based on whether or not position data is input from the driver IC 151 (see FIG. 7).
- the drive control unit 240 determines whether the position of the operation input is within the display area of the image 510A (step S2). This is because the driving state (ON / OFF) of the vibration element 140 differs depending on whether or not it is within the display area of the image 510A.
- step S3 If the drive control unit 240 determines that it is within the display area of the image 510A (S2: YES), the flow proceeds to step S3.
- the drive control unit 240 drives the vibration element 140 using the tactile sensation data (step S3).
- the drive controller 240 extracts amplitude data corresponding to the position data input from the driver IC 151 from the tactile sensation data and outputs it. As a result, the vibration element 140 is driven based on the amplitude data.
- the drive control unit 240 determines whether or not there is an operation input (step S4).
- the presence / absence of an operation input may be determined based on whether or not position data is input from the driver IC 151 (see FIG. 7).
- step S2 If the drive control unit 240 determines in step S2 that the position of the operation input is not within the display area of the image 510A (S2: NO), the drive control unit 240 advances the flow to step S4. In step S4, it is determined whether or not there is an operation input. If there is an operation input, the flow returns to step S2.
- FIG. 11 is a diagram illustrating a procedure until tactile sensation data transmitted by the user A of the smartphone terminal 100 according to the embodiment is received by another user B.
- User A's smartphone terminal 101 and user B's smartphone terminal 102 are both connected to the server 700 via the network 750. That is, the smart phone terminals 101 and 102 are connected via the network 750 and the server 700 in a state where they can communicate with each other.
- the smartphone terminals 101 and 102 are the same model and are the same as the smartphone terminal 100 shown in FIG.
- the smartphone terminal 101 is an example of a first portable electronic terminal
- the smartphone terminal 102 is an example of a second portable electronic terminal.
- the server 700 includes a processing unit 701, a receiving unit 702, a transmitting unit 703, and a memory 704.
- the processing unit 701 is a part that performs control of data transmission / reception in the server 700, data processing, data management, and the like, and is realized by a CPU core or the like.
- the server 700 is an example of a tactile sensation data processing device.
- the receiving unit 702 is a part that serves as an interface when the server 700 receives data via the network 750.
- the receiving unit 702 is an example of a data receiving unit.
- the transmission unit 703 is a part that serves as an interface when the server 700 transmits data via the network 750.
- the transmission unit 703 is an example of a data transmission unit.
- the memory 704 stores data handled by the server 700.
- the user A selects the tactile sensation data 900 stored in the smartphone terminal 101, attaches it to the e-mail, and transmits it to the server 700 via the network 750.
- the destination of the e-mail is user B.
- the receiving unit 702 of the server 700 receives the e-mail attached with the tactile sensation data 900, and the transmitting unit 703 transmits the e-mail to the user B.
- User B receives an e-mail attached with tactile data via the network 750 from the server 700 and saves it in an internal memory. Thereby, the user B can enjoy the tactile sensation based on the tactile sensation data 900 on the smartphone terminal 102.
- the mobile phone that transmits the tactile data 900 attached to the e-mail has been described.
- the form in which the tactile data 900 is transmitted from the user A to the user B via the network 750 and the server 700 is e-mail. It may be in a form other than the attachment to.
- the user A may transmit the tactile sensation data 900 to the user B by using SNS (Social Networking Service).
- SNS Social Networking Service
- the tactile sensation data 900 transmitted from the user A to the server 700 via the network 750 is an example of first data.
- a conversion process for optimizing the tactile sensation data 900 transmitted from the smartphone terminal 101 to the server 700 for the smartphone terminal 102 by the processing unit 701 is performed.
- the tactile sensation data subjected to the conversion process may be transmitted to the smartphone terminal 102.
- the smartphone terminal 101 may include an application program that generates the tactile sensation data 900.
- the procedure in which the user A generates the tactile sensation data 900 with the smartphone terminal 101 will be described with reference to FIG.
- FIG. 12 is a diagram illustrating a state where the user A generates the tactile sensation data 900 using the smartphone terminal 101.
- FIG. 12A shows a display on the display panel 160 of the smartphone terminal 101 when an application program for generating tactile sensation data 900 is being executed.
- the display panel 160 includes an image 510A, an area selection button 601, a conversion button 602, tactile selection buttons 603A, 603B, 603C, vibration level setting buttons 604A, 604B, 604C, and automatic buttons. 605 is displayed. These buttons are realized by GUI parts.
- User A operates the touch panel 150 of the smartphone terminal 101 to select a photograph for which tactile sensation data 900 (see FIG. 11) is to be created. For example, in the selected photograph, an area in which tactile sensation data 900 is desired to be created is dragged and selected, and the area selection button 601 is operated to confirm. In FIG. 12A, it is assumed that the dolphin image 510A is selected and the region selection button 601 is operated.
- the user operates one of the tactile sensation selection buttons 603A, 603B, and 603C to select a tactile sensation, selects one of the vibration level setting buttons 604A, 604B, and 604C and selects a vibration level.
- the tactile sensation selection buttons 603A, 603B, and 603C are GUI buttons for selecting a tactile sensation, a rough sensation, and a rattling sensation, respectively.
- the vibration level setting buttons 604A, 604B, and 604C are buttons for selecting the vibration level in three stages of strong, normal, and weak, respectively.
- the vibration level may be selected by selecting an amplification factor (see FIG. 8B) when the smartphone terminal 101 drives the vibration element 140.
- Tactile sensation data 900 is created.
- tactile data can be created in automatic mode.
- an application program that generates the tactile sensation data 900 performs image processing such as binarization processing on the image 510A. Patterning is performed, and vibration patterns are automatically calculated according to the binarized data to create tactile sensation data.
- FIG. 12B schematically shows how tactile sensation data 900 including dolphin image data, amplitude data, and coordinate data f (X, Y) is generated.
- FIG. 13 is a diagram illustrating a procedure when tactile sensation data is created by the server 700 based on image data transmitted from the smartphone terminal 101 to the server 700 and transmitted to the smartphone terminals 101 and 102.
- the application program for creating the tactile sensation data 900 installed in the smartphone terminal 101 shown in FIG. 13 does not create the tactile sensation data 900 inside the smartphone terminal 101, but has a function of generating tactile sensation data in the server 700.
- FIG. 13 shows a procedure in which user A selects and sends image 510A to server 700, tactile sensation data 900 is generated by server 700, and tactile sensation data 900 is transmitted to user B.
- tactile data 900 is also transmitted to user A. .
- FIG. 14 is a diagram more specifically showing the details of the procedure shown in FIG.
- buttons 510A, an area selection button 601, a transmission button 602A, a tactile sense selection button 603A, 603B, 603C, vibration level setting buttons 604A, 604B, 604C, and an automatic button 605 are displayed. These buttons are realized by GUI parts.
- User A operates the touch panel 150 of the smartphone terminal 101 to select a photograph for which tactile sensation data is to be created. For example, an area for which tactile sensation data is to be created is selected by dragging in the selected photograph, and the area selection button 601 is operated to confirm. In FIG. 13, it is assumed that the dolphin image 510A is selected and the region selection button 601 is operated.
- User A operates one of the tactile sensation selection buttons 603A, 603B, and 603C to select a tactile sensation, selects one of the vibration level setting buttons 604A, 604B, and 604C and selects a vibration level.
- the tactile sensation selection buttons 603A, 603B, and 603C are GUI buttons for selecting a tactile sensation, a rough sensation, and a rattling sensation, respectively.
- the vibration level setting buttons 604A, 604B, and 604C are buttons for selecting the vibration level in three stages of strong, normal, and weak, respectively.
- the selection of the vibration level may be realized by selecting an amplification factor (see FIG. 7B) when the tactile sensation providing apparatus 100 drives the vibration element 140.
- User A specifies the transmission destination of tactile sensation data after selection of tactile sensation and vibration level is completed.
- the transmission destination is user B, and user A is set in CC.
- the data of the image 510A and the data indicating the tactile sensation and the vibration level are transmitted to the server 700 via the network, and are received by the receiving unit 702. Then, tactile sensation data is created by the processing unit 701 of the server 700.
- the data of the image 510A is patterned by image processing such as binarization processing, and vibration patterns are automatically calculated according to the binarized data to create tactile sensation data 900. Is done.
- the transmission part 703 of the server 700 transmits the tactile sensation data 900 to the user B, and transmits the tactile sensation data 900 to the user A by CC.
- the users A and B may store the tactile sensation data 900 in the memory of the smartphone terminals 101 and 102, respectively.
- the data transmission between the smart phone terminal 101, the server 700, and the smart phone terminal 102 may be sent by attaching it to an e-mail, or data may be sent in other forms. .
- a conversion process for optimizing the tactile sensation data 900 transmitted from the smartphone terminal 101 to the server 700 for the smartphone terminal 102 by the processing unit 701 is performed.
- the tactile sensation data subjected to the conversion process may be transmitted to the smartphone terminal 102.
- the tactile sensation data 900 transmitted to the smartphone terminal 101 by CC and the tactile sensation data subjected to the conversion process transmitted to the smartphone terminal 102 are the amplitude value and / or coordinates of the amplitude data. Data will be different.
- Image data transmitted from the smartphone terminal 101 to the server 700 is an example of first data.
- data specifying image data stored in the server 700 may be transmitted from the smartphone terminal 101 to the server 700.
- the data specifying the image data is an example of the first data.
- FIG. 15 is a diagram illustrating a state in which the user A transmits the tactile sensation data 900 to the smartphone terminal 102 of the user B through the short-range wireless communication with the smartphone terminal 101.
- FIG. 15 shows a display on the display panel 160 of the smartphone terminal 101 when the application program for generating the tactile sensation data 900 is being executed. This is the same as the state shown in FIG.
- User A creates tactile sensation data 900 using an application program according to a procedure similar to the procedure described with reference to FIG.
- short-range wireless communication is started by the communication processor 230, and the tactile sensation data is transmitted to the smartphone terminal 102 of the user B.
- Bluetooth may be activated and tactile sensation data may be transmitted from the smartphone terminal 101 to the smartphone terminal 102.
- the smartphone terminal 101 can transmit tactile data to the smartphone terminal 102 by short-range wireless communication such as Bluetooth as well as data transmission via the network 750 and the server 700.
- the smartphone terminals 101 and 102 may be connected with a USB (Universal Serial Bus) cable, and the tactile sensation data 900 may be transmitted via the USB cable.
- USB Universal Serial Bus
- the natural friction of the ultrasonic band of the top panel 120 is generated and the dynamic friction force applied to the user's fingertip is changed, so that a good tactile sensation is provided to the user. be able to.
- the smartphone terminal 100 associates coordinate data representing image coordinates in image data with amplitude data representing amplitude values for adjusting the intensity of the drive signal used for driving the vibration element 140. Amplitude data corresponding to the position of the operation input is output using the tactile sensation data.
- the tactile sensation can be simulated by using the smartphone terminal 100 of the embodiment, so that the usefulness is high.
- the smartphone terminal 100 (see FIGS. 1 to 3) of the embodiment modulates only the amplitude of the sine wave of the ultrasonic band generated by the sine wave generator 310 by the amplitude modulator 320. Is generated.
- the frequency of the sine wave of the ultrasonic band generated by the sine wave generator 310 is equal to the natural frequency of the top panel 120, and this natural frequency is set in consideration of the vibration element 140.
- the drive signal is generated by modulating only the amplitude by the amplitude modulator 320 without modulating the frequency or phase of the sine wave of the ultrasonic band generated by the sine wave generator 310.
- the natural vibration of the ultrasonic band of the top panel 120 can be generated in the top panel 120, and the coefficient of dynamic friction when the surface of the top panel 120 is traced with a finger using the air layer due to the squeeze effect is obtained. It can be reliably lowered. Further, the sticky-band ⁇ ⁇ ⁇ Illusion effect or the Fishbone Tactile Illusion effect can provide the user with a good tactile sensation such that the surface of the top panel 120 is uneven.
- the mode in which the vibration element 140 is turned on / off and the amplitude is switched in order to provide the user with a tactile sensation such that the top panel 120 has unevenness has been described.
- To turn off the vibrating element 140 is to set the amplitude value represented by the drive signal for driving the vibrating element 140 to zero.
- the vibration element 140 in order to provide such a tactile sensation, it is not always necessary to turn the vibration element 140 from on to off.
- a state in which the vibration element 140 is driven with a small amplitude may be used instead of the vibration element 140 being in an off state.
- the vibration element 140 may be reduced by reducing the amplitude to about 1/5, the user may be provided with a tactile sensation such that the top panel 120 has irregularities as in the case where the vibration element 140 is turned off.
- the vibration element 140 is driven by a drive signal that switches the strength of vibration of the vibration element 140.
- the strength of the natural vibration generated in the top panel 120 is switched, and it is possible to provide a tactile sensation such that the user's fingertip has unevenness.
- the vibration element 140 is turned off when the vibration is weakened in order to switch the strength of vibration of the vibration element 140, the vibration element 140 is switched on / off. Switching the vibration element 140 on / off is to drive the vibration element 140 intermittently.
- the tactile sensation data 900 generated based on the data of the image 510A stored in the user A's smartphone terminal 101 can be transmitted to the user B's smartphone terminal 102.
- the tactile sensation data 900 may be generated by executing an application program inside the smartphone terminal 101 or may be generated by the server 700.
- the transmission path may be a path that passes through the network 750 and the server 700, or directly from the smartphone terminal 101 to the smartphone terminal 102 by short-range wireless communication without passing through the network 750 and the server 700. It may be a route for transmission.
- the smart phone terminal 100 that can provide a good tactile sensation.
- object tangible objects such as various art objects, art objects, crafts, a picture, a book, a Buddhist image, a bronze statue, a stone statue, a living thing, a natural object, an artificial thing, etc. Any tangible object may be used.
- the smartphone terminal 100 is personally owned by the user and can be used in any place.
- the smartphone terminal 100 is not limited to such a form, and may be a variety of museums, art galleries, schools, libraries, commercial facilities, and the like. You may install in the place.
- the smartphone terminals 100, 101, and 102 as examples of the portable electronic terminal have been described.
- the portable electronic terminal may be a tablet computer, a game machine, or the like.
- FIG. 16 is a diagram illustrating a smart phone terminal 100A according to a first modification of the embodiment.
- the smart phone terminal 100A is obtained by adding a heater 180 to the smart phone terminal 100 shown in FIGS.
- Other configurations are the same as those of the smartphone terminal 100 shown in FIGS. 1 to 3.
- the heater 180 (see FIG. 16) is disposed on the back side of the top panel 120 so that the temperature of the surface of the top panel 120 can be controlled.
- FIG. 16 shows one heating wire as the heater 180, but the heater 180 may be provided over one surface of the top panel 120. Further, the heater 180 may be provided on the back side of the touch panel 150 or the back side of the display panel 160.
- the heater 180 may be a resistance type transparent conductive film or an alloy heater such as a nickel alloy. For example, the heater 180 may increase the temperature from room temperature to about 60 ° C.
- an element that can lower the temperature from room temperature such as a Peltier element, may be used.
- a warm object is displayed as the target tangible object
- the user when displaying a cold object, the user can be provided with a more realistic tactile sensation by making the user perceive the coldness in addition to the tactile sensation due to vibration.
- the set temperature of the heater 180 may be set to a certain temperature in advance depending on the type of the target tangible object, and when providing a tactile sensation of the target tangible object having a temperature distribution depending on the part, a plurality of heaters 180 are provided, Temperature data representing the set temperature of the heater 180 may be added to the tactile sensation data to represent the temperature distribution of the target tangible object.
- FIG. 17 is a diagram illustrating a smartphone terminal 100B according to a second modification of the embodiment.
- the smartphone terminal 100B is obtained by adding an actuator 190 to the smartphone terminal 100 shown in FIGS.
- Other configurations are the same as those of the smartphone terminal 100 shown in FIGS. 1 to 3.
- the actuator 190 is provided on the back surface side (Z-axis negative direction side) of the housing 110, and is disposed, for example, one at each of the four corners in plan view.
- the actuator 190 is driven by, for example, a drive signal having a frequency in the audible band.
- the actuator 190 can be a linear actuator using a servo motor or a stepping motor, for example, and vibrates the entire smartphone terminal 100B.
- the audible band is a frequency band of less than about 20 kHz.
- the actuator 190 is driven by a drive signal on the order of several tens of Hz.
- Such an actuator 190 is preferably capable of generating a displacement of about 100 ⁇ m to 1 mm, for example.
- the actuator 190 may be driven by the drive control unit 240 or an equivalent drive control unit.
- the smartphone terminal 100B itself is vibrated, the natural vibration of the ultrasonic band caused by the vibration of the vibration element 140 and the vibration of the audible band caused by the actuator 190 are applied to the fingertip of the user touching the surface of the top panel 120. Can provide synthesized vibration.
- a more realistic tactile sensation may be provided by adding vibration in the audible band to the standing wave vibration due to the natural vibration of the ultrasonic band.
- the smartphone terminal 100B of the second modified example is effective.
- the actuator 190 may be other than a linear actuator using a servo motor or a stepping motor, and may be an electric drive element, a hydraulic or pneumatic drive element, a piezoelectric actuator, an artificial muscle, or the like. .
- FIG. 18 is a diagram illustrating a smartphone terminal 100C according to a third modification of the embodiment.
- the cross section shown in FIG. 18 corresponds to the cross section taken along the line AA shown in FIG.
- an XYZ coordinate system which is an orthogonal coordinate system is defined as in FIG.
- the smartphone terminal 100C includes a housing 110C, a top panel 120, a panel 120C, a double-sided tape 130, a vibration element 140, a touch panel 150, a display panel 160C, and a substrate 170.
- the smart phone terminal 100C has a configuration in which the touch panel 150 of the smart phone terminal 100 illustrated in FIG. 3 is provided on the back surface side (Z-axis negative direction side). For this reason, compared with the smart phone terminal 100 shown in FIG. 3, the double-sided tape 130, the vibration element 140, the touch panel 150, and the board
- the housing 110C has a recess 111 on the Z-axis positive direction side and a recess 111C on the Z-axis negative direction side.
- a display panel 160 ⁇ / b> C is disposed inside the recess 111 and is covered with the top panel 120.
- a substrate 170 and a touch panel 150 are provided inside the recess 111C, the panel 120C is fixed to the housing 110C with a double-sided tape 130, and the vibration element 140 is disposed on the surface of the panel 120C on the positive side in the Z-axis direction. Is provided.
- the smart phone terminal 100C shown in FIG. 18 if the natural vibration of the ultrasonic band is generated in the panel 120C by switching on / off the vibration element 140 in response to an operation input to the panel 120C, it is shown in FIG. Similarly to the smart phone terminal 100, it is possible to provide the smart phone terminal 100C that allows the user to perceive the replacement of pictographs (products) displayed on the display panel 160C with the sense of a fingertip.
- Such a smart phone terminal 100C may be used instead of the smart phone terminal 100 shown in FIGS. 18 shows the smartphone terminal 100C provided with the touch panel 150 on the back surface side.
- the touch panel 150 is provided on the front surface side and the back surface side in combination with the structure shown in FIG. 3 and the structure shown in FIG. It may be provided.
- FIG. 19 is a plan view showing an operation state of the smartphone terminal 100D of the fourth modified example of the embodiment.
- the smartphone terminal 100D includes a housing 110D, a top panel 120D, a double-sided tape 130D, a vibration element 140D, a touch panel 150D, a display panel 160D, and a substrate 170D.
- the top panel 120D is curved so that the center portion in plan view protrudes in the positive direction of the Z axis.
- FIG. 19 shows the cross-sectional shape of the top panel 120D in the YZ plane, and the cross-sectional shape in the XZ plane is the same.
- a good tactile sensation can be provided by using the curved glass top panel 120D.
- it is effective when the surface of the target tangible object is curved.
- FIG. 20 is a diagram illustrating a state in which the tactile sensation providing device 300A is connected to the smartphone terminal 102 via the short-range wireless communication device 800.
- the tactile sensation providing apparatus 300A is an apparatus obtained by removing the components that realize the communication function shown in FIG. 6 from the smartphone terminal 100, and the internal configuration is the same as that of the tactile sensation providing apparatus 300 shown in FIG.
- user B holds smartphone terminal 102 over short-range wireless communication device 800 and transmits desired tactile data from smartphone terminal 102 to short-range wireless communication device 800.
- the short-range wireless communication device 800 can communicate with the smartphone terminal 102 in a wireless state, such as Bluetooth (registered trademark), and is connected to the tactile sensation providing device 100 via the data cable 810.
- a wireless state such as Bluetooth (registered trademark)
- the user transmits the tactile sensation data of the dolphin image 510A to the tactile sensation providing apparatus 100 via the short-range wireless communication device 800, and the dolphin image 510A is displayed on the display panel 160 of the tactile sensation providing apparatus 100. It is displayed.
- the short-range wireless communication device 800 is an example of an input device.
- the tactile sensation providing apparatus 100 vibrates, and thus it is possible to provide a tactile sensation as if the user's fingertip touched the surface of the dolphin. If the tactile sensation providing apparatus 100 according to the embodiment is installed in a place where people gather, such as a restaurant or a cafe, for example, the user can experience a tactile sensation as if touching the surface of the dolphin 510 through the tactile sensation providing apparatus 100. .
- charging is performed according to the amount of data communication between the smartphone terminal 102 and the short-range wireless communication device 800, the number of use times or the use time of the short-range wireless communication device 800 or the tactile sensation providing device 100, etc. You may make it do.
- the smartphone terminal 102 and the tactile sensation providing apparatus 100 may transmit data via a wired storage via a direct cable or a portable storage medium such as a flash memory card, not via the short-range wireless communication apparatus 800.
- the charging device 820 may be connected to the short-range wireless communication device 800 and the usage fee may be charged according to the number of times or the usage time of the short-range wireless communication device 800.
- the tactile sensation providing apparatus 300 ⁇ / b> A is used in this way, for example, when the tactile sensation providing apparatus 300 ⁇ / b> A can generate more realistic vibration than the smart phone terminal 102, or when the smart phone terminal 102 has the tactile sensation providing apparatus 300. This is a case where the function (see FIG. 7) is not provided.
- FIG. 21 is a plan view showing an operating state of the tactile sensation providing apparatus 300B.
- the tactile sensation providing apparatus 300B is different from the tactile sensation providing apparatus 300A shown in FIG. 20 in that the display panel 160 is not included.
- the tactile sensation data may not include image data and coordinate data.
- FIG. 22 is a plan view showing the tactile sensation providing apparatus 300B
- FIG. 23 is a diagram showing a cross section taken along the line AA of the tactile sensation providing apparatus 300B shown in FIG. 22 and 23, an XYZ coordinate system that is an orthogonal coordinate system is defined as illustrated.
- the tactile sensation providing apparatus 300B includes a housing 110, a top panel 120, a double-sided tape 130, a vibration element 140, a touch panel 150, and a substrate 170.
- the touch panel 150 is directly mounted on the substrate 170.
- the drive control unit 240 of the tactile sensation providing apparatus 300B drives the vibration element 140 using an amplitude drive signal based on the tactile data when an operation input is performed on the top panel 120.
- the touch panel 150 is provided to detect that a user's operation input is performed and the movement of the position of the operation input. Therefore, when the tactile sensation providing apparatus 300B detects that the operation input is performed on the top panel 120 and the position of the operation input is moved based on the position data output from the driver IC 151, the amplitude data of the tactile sensation data is used. The vibration element 140 is driven.
- the vibration element 140 is driven with a drive signal that reproduces the feel of the dolphin skin.
- the vibration element 140 when it is desired to reproduce only the feel of the dolphin skin by vibration, even a tactile sensation providing apparatus 300B having a simple configuration that does not include the display panel 160 can provide a good tactile sensation to the user.
- the tactile sensation providing apparatus 300B of the fifth modified example of the embodiment the natural friction of the ultrasonic band of the top panel 120 is generated and the dynamic friction force applied to the user's fingertip is changed. Can provide a tactile feel.
- Such a tactile sensation providing apparatus 300B is effective when the tactile sensation of the surface of the target tangible object is substantially constant.
- the tactile sensation providing device 300B is installed in a place where people gather, such as a restaurant or a cafe, even if there is no real dolphin (see FIG. 1), the user can touch the surface of the dolphin through the tactile sensation providing device 300B. A touch feeling can be provided.
- charging is performed according to the amount of data communication between the tactile sensation providing apparatus 300B and the short-range wireless communication apparatus 800, the number of use times or the use time of the short-range wireless communication apparatus 800 or the smartphone terminal 100E. You may make it do.
- the smart phone terminal 102 and the tactile sensation providing apparatus 300B may transmit data via a wired storage directly via a cable or a portable storage medium such as a flash memory card, not via the short-range wireless communication apparatus 800. Is possible.
- the tactile sensation providing apparatus 300B may include a sensor that detects contact with the top panel 120 without including the touch panel 150. In this case, it is only necessary to detect that the user touches the top panel 120 with a sensor and drive the vibration element 140.
- a sensor a pressure sensor etc. can be used, for example.
- the mark is displayed on the top panel 120, and the coordinate data of the mark position is included in the tactile sensation data, so that the amplitude corresponding to the position of the operation input is used.
- the vibration element 140 may be driven.
- Control unit 220 Application processor 230 Communication processor 240 Drive control unit 250 Memory 300, 300A, 300B Tactile sensation providing device 310 Sine wave generator 320 Amplitude modulator 700 Server 701 Processing unit 702 Receiving unit 703 Transmitting unit 704 Memory 800 Short-range wireless communication device
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Abstract
Description
図1は、実施の形態のスマートフォン端末機100の利用態様の一例を示す図である。
110、110C、110D 筐体
120、120C、120D トップパネル
130、130D 両面テープ
140、140D 振動素子
150、150D タッチパネル
160、160C、160D ディスプレイパネル
170、170D 基板
200 制御部
220 アプリケーションプロセッサ
230 通信プロセッサ
240 駆動制御部
250 メモリ
300、300A、300B 触感提供装置
310 正弦波発生器
320 振幅変調器
700 サーバ
701 処理部
702 受信部
703 送信部
704 メモリ
800 近距離無線通信装置
Claims (7)
- 第1携帯電子端末機と第2携帯電子端末機との間でネットワークを介してデータの送信又は受信を行う触感データ処理装置であって、
前記第1携帯電子端末機から対象有体物に関する第1データを受信するデータ受信部と、
前記データ受信部が前記第1携帯電子端末機から前記第1データを受信すると、前記第1データに対応する前記対象有体物の触感を表す触感データを前記第2携帯電子端末機に送信するデータ送信部と
を含み、
前記触感データは、前記対象有体物の画像と、前記画像の中での位置と、前記位置における前記対象有体物の触感に対応する振幅とを関連付けたデータであり、
前記触感データは、前記第2携帯電子端末機のタッチパネル、又は、前記第2携帯電子端末機に接続される触感提供装置のタッチパネルに操作入力を行う操作面に超音波帯の固有振動を発生させる振動素子を駆動する駆動信号の振幅を、前記タッチパネルへの操作入力の位置に対応する前記画像の中での位置に前記触感データの内部で関連付けられる振幅に基づいて調整する際に用いられるデータである、触感データ処理装置。 - 前記第1携帯電子端末機は、前記対象有体物に関する前記触感データを生成する触感データ生成部を含み、
前記データ受信部は、前記第1携帯電子端末機から前記第1データとして、前記触感データ生成部によって生成される前記触感データを含むデータを受信する、請求項1記載の触感データ処理装置。 - 前記データ受信部が前記第1携帯電子端末機から受信する前記第1データに基づいて、前記触感データを生成する触感データ生成部をさらに含み、
前記第1データは、前記対象有体物の前記画像を表す画像データを含み、
前記触感データ生成部は、前記画像データに基づいて前記触感データを生成し、
前記データ送信部は、前記触感データ生成部によって生成される前記触感データを前記第2携帯電子端末機に送信する、請求項1記載の触感データ処理装置。 - 前記データ送信部は、さらに、前記触感データを前記第1携帯電子端末機にも送信する、請求項3記載の触感データ処理装置。
- 第1携帯電子端末機と、
第2携帯電子端末機と、
前記第1携帯電子端末機と前記第2携帯電子端末機との間でネットワークを介してデータの送信又は受信を行う触感データ処理装置と
を含み、
前記触感データ処理装置は、
前記第1携帯電子端末機から対象有体物に関する第1データを受信するデータ受信部と、
前記データ受信部が前記第1携帯電子端末機から前記第1データを受信すると、前記第1データに対応する前記対象有体物の触感を表す触感データを前記第2携帯電子端末機に送信するデータ送信部と
を有し、
前記触感データは、前記対象有体物の画像と、前記画像の中での位置と、前記位置における前記対象有体物の触感に対応する振幅とを関連付けたデータであり、
前記触感データは、前記第2携帯電子端末機のタッチパネル、又は、前記第2携帯電子端末機に接続される触感提供装置のタッチパネルに操作入力を行う操作面に超音波帯の固有振動を発生させる振動素子を駆動する駆動信号の振幅を、前記タッチパネルへの操作入力の位置に対応する前記画像の中での位置に前記触感データの内部で関連付けられる振幅に基づいて調整する際に用いられるデータである、触感提供システム。 - 前記第1携帯電子端末機は、前記対象有体物に関する前記触感データを生成する触感データ生成部を含み、
前記触感データ処理装置の前記データ受信部は、前記第1携帯電子端末機から前記第1データとして、前記触感データ生成部によって生成される前記触感データを含むデータを受信する、請求項5記載の触感提供システム。 - 第1携帯電子端末機と第2携帯電子端末機との間でネットワークを介して触感データ処理装置がデータの送信又は受信を行う触感データ処理方法であって、
前記触感データ処理装置は、
前記第1携帯電子端末機から対象有体物に関する第1データを受信し、
前記第1携帯電子端末機から前記第1データを受信すると、前記第1データに対応する前記対象有体物の触感を表す触感データを前記第2携帯電子端末機に送信し、
前記触感データは、前記対象有体物の画像と、前記画像の中での位置と、前記位置における前記対象有体物の触感に対応する振幅とを関連付けたデータであり、
前記触感データは、前記第2携帯電子端末機のタッチパネル、又は、前記第2携帯電子端末機に接続される触感提供装置のタッチパネルに操作入力を行う操作面に超音波帯の固有振動を発生させる振動素子を駆動する駆動信号の振幅を、前記タッチパネルへの操作入力の位置に対応する前記画像の中での位置に前記触感データの内部で関連付けられる振幅に基づいて調整する際に用いられるデータである、触感データ処理方法。
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CN201480080391.0A CN106471437A (zh) | 2014-07-23 | 2014-07-23 | 触感数据处理装置、触感提供系统以及触感数据处理方法 |
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EP14898014.7A EP3173904A4 (en) | 2014-07-23 | 2014-07-23 | Tactile sensation data processing device, tactile sensation providing system, and tactile sensation data processing method |
PCT/JP2014/069438 WO2016013068A1 (ja) | 2014-07-23 | 2014-07-23 | 触感データ処理装置、触感提供システム、及び触感データ処理方法 |
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