WO2019107221A1 - Dispositif électronique, dispositif pouvant être porté et dispositif portable - Google Patents

Dispositif électronique, dispositif pouvant être porté et dispositif portable Download PDF

Info

Publication number
WO2019107221A1
WO2019107221A1 PCT/JP2018/042834 JP2018042834W WO2019107221A1 WO 2019107221 A1 WO2019107221 A1 WO 2019107221A1 JP 2018042834 W JP2018042834 W JP 2018042834W WO 2019107221 A1 WO2019107221 A1 WO 2019107221A1
Authority
WO
WIPO (PCT)
Prior art keywords
vibration
electronic device
resonance
resonators
housing
Prior art date
Application number
PCT/JP2018/042834
Other languages
English (en)
Japanese (ja)
Inventor
貴彦 入江
繁典 稲本
勇樹 高橋
和隆 坂口
泰隆 北村
健太 上田
Original Assignee
ミツミ電機株式会社
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 ミツミ電機株式会社 filed Critical ミツミ電機株式会社
Publication of WO2019107221A1 publication Critical patent/WO2019107221A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/04—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with electromagnetism

Definitions

  • the present invention generally relates to an electronic device for generating a stimulus, and a wearable device and a portable device including the electronic device, and more specifically, an electronic device for generating a stimulus by resonance, and the electronic
  • the present invention relates to a wearable device including the device and a mobile device.
  • electronic devices capable of generating vibrations of various frequencies are widely used.
  • Such an electronic device can provide vibrational stimulation to the user by generating vibrations of various frequencies.
  • By providing the user with stimulation by vibration of various frequencies it is possible to notify the user of an incoming call on a mobile phone or provide tactile feedback such as a video game to the user.
  • Patent Document 1 discloses an electronic device 900 for providing stimulation by resonance to a user as shown in FIG.
  • the electronic device 900 of Patent Document 1 vibrates in a predetermined direction, and has a vibration unit 910 whose frequency of vibration is variable, a plurality of resonators 920 having different resonance frequencies, and a plurality of vibrations of the vibration unit 910. And a transmission member 930 for transmission to the resonator 920.
  • each of the resonators 920 includes a housing 921, a weight 922 provided in the housing 921, and a first spring member connecting an upper surface of the weight 922 and an inner upper surface of the housing 921.
  • a second spring member 924 connecting the lower surface of the weight 922 and the inner lower surface of the housing 921 is formed.
  • the vibration unit 910 vibrates at a frequency corresponding to one of the resonance frequencies of the plurality of resonators 920
  • the vibration of the vibration unit 910 is transmitted through the transmission members 930 to the plurality of resonators 920.
  • the weight 922 of each resonator 920 vibrates between the first spring 923 and the second spring 924.
  • the resonator 920 having a resonance frequency corresponding to the frequency of the vibration of the vibration unit 910 can start resonance, and can give a user a stimulus by resonance.
  • the vibration of the vibration unit 910 of such an electronic device 900 and the resonance of the resonator 920 can be represented by a model diagram shown in FIG.
  • m 0 is the mass of the movable portion of the vibrating portion 910
  • K sp 0 is the spring constant of the elastic member (for example, a plate spring) that the vibrating portion 910 has for vibration
  • m 1 to m 4 are the respective resonators 920.
  • the mass of the weight 922, K sp1 to K sp4 is a combined spring constant of the first spring member 923 and the second spring member 924 of each resonator 920.
  • the vibration of the vibrating portion 910 is transmitted to the plurality of resonators 920 via the transmission member 930.
  • the plurality of resonators 920 resonate at their own resonance frequency determined by the mass m of each weight 922 and the combined spring constant K sp of the first spring member 923 and the second spring member 924, and stimulation by resonance Can be given to the user.
  • the vibration unit 910 since the vibration unit 910 is configured to change the frequency of its own vibration, the vibration unit 910 vibrates at one of the resonance frequencies of the plurality of resonators 920. Thus, it is possible to select which of the plurality of resonators is to be resonated. Therefore, the electronic device 900 of Patent Document 1 can provide the user with stimulation by resonance of various frequencies.
  • the electronic device 900 of Patent Document 1 can provide different stimulations by resonances of various frequencies to the user, the stimulations by resonances of various frequencies can be associated with various information. Accordingly, the electronic device 900 of Patent Document 1 can provide various information to the user. For example, when the electronic device 900 of Patent Document 1 is used in a mobile phone, when an incoming call is received, a resonance of 90 Hz is generated, the user is notified that the incoming call is received, and an electronic mail is received. Can generate a 100 Hz resonance to notify the user that an email has been received.
  • the electronic device 900 of Patent Document 1 can not efficiently use the vibration of the vibrating portion 910 to cause the resonator 920 to resonate. Therefore, when the electronic device 900 of Patent Document 1 is used, it is necessary to increase the vibration of the vibrating portion 910 in order to provide a sufficient stimulus to the user, and the power consumption of the electronic device 1 is increased. There was a problem.
  • the electronic device 900 of Patent Document 1 selects any one of the plurality of resonators 920 to resonate, and even if the target is stimulated, the resonator 920 selected actually starts to resonate and is targeted. It takes a relatively long time to stimulate by resonance.
  • the present invention has been made in view of the above-described conventional problems, and an object thereof is to directly apply the vibration of a vibrating portion to a resonance member having a plurality of resonators without passing through other members such as a transmission member.
  • an electronic device capable of efficiently using the vibration of the vibrating portion to resonate the resonator and further having excellent responsiveness, and a wearable device and a portable device provided with the electronic device. is there.
  • An electronic device for applying stimulation by resonance to a target A housing having a first surface and a second surface opposite to the first surface; A vibration unit provided in the housing and capable of vibrating in a predetermined direction; And a resonant member having a plurality of resonators directly connected to the vibrating portion and having different resonant frequencies.
  • the vibration of the vibrating portion is directly applied to the resonant member without passing through another member, When the said vibration of the said vibration part is directly applied to the said resonance member, the said several resonators of the said resonance member will resonate,
  • the electronic device characterized by giving the said stimulation by the said resonance to the said object.
  • each of the plurality of resonators is disposed apart from the first surface and the second surface of the housing.
  • each of the plurality of resonators includes an arm having a free end that vibrates due to the resonance.
  • the vibration unit generates a vibration in which the resonance frequencies of the plurality of resonators are superimposed, and can change power of a frequency corresponding to the resonance frequency of each of the plurality of resonators in the vibration.
  • the electronic device according to any one of the above (1) to (4), which is configured in
  • the vibration unit is configured to be capable of changing the frequency of its own vibration, and generates vibration of a frequency corresponding to at least one of the resonance frequencies of the plurality of resonators, thereby making the plurality of vibration units
  • the electronic device according to any one of the above (1) to (4), which is configured to resonate at least one of the resonators and to give stimulation to the subject by the resonance.
  • a wearable device comprising the electronic device according to any one of (1) to (6) above.
  • a portable device comprising the electronic device according to any one of (1) to (6) above.
  • the vibration of the vibrating portion can be directly applied to the resonant member having a plurality of resonators without the intervention of other members such as the transmission member. Therefore, in the electronic device of the present invention, the vibration of the vibrating portion is not attenuated by the other members such as the transmission member. As a result, the electronic device of the present invention can efficiently use the vibration of the vibrating portion to resonate the resonator, and the user who is the target is sufficiently stimulated without causing the vibrating portion to vibrate greatly. Can be given. Therefore, the power consumption of the electronic device of the present invention can be reduced.
  • the vibration of the vibrating portion is directly applied to the resonant member having the plurality of resonators without passing through other members such as the transmission member, so the vibration of the vibrating portion is transmitted to the resonant member.
  • the time lag from when the vibrating portion starts vibrating to when the resonator of the resonance member starts resonating to when the user who is the target actually gives stimulation is small. That is, the electronic device of the present invention has excellent quick response.
  • FIG. 1 is a perspective view of a conventional electronic device.
  • FIG. 2 is a view showing a structure of a resonator of the electronic device shown in FIG.
  • FIG. 3 is a model diagram for explaining the operation of the conventional electronic device shown in FIG.
  • FIG. 4 is a perspective view of the electronic device according to the first embodiment of the present invention.
  • FIG. 5 is a cross-sectional exploded perspective view of the electronic device shown in FIG.
  • FIG. 6 is an exploded perspective view of the electronic device shown in FIG.
  • FIG. 7 is a top view of the electronic device shown in FIG.
  • FIG. 8 is an exploded perspective view of the vibration unit shown in FIG.
  • FIG. 9 is a top view of the plate spring of the vibration unit shown in FIG. FIG.
  • FIG. 10 is a cross-sectional view of the vibration unit shown in FIG.
  • FIG. 11 is a graph for explaining the vibration characteristics of the vibration unit shown in FIG.
  • FIG. 12 is an exploded perspective view of the resonance member shown in FIG.
  • FIG. 13 is a top view of the resonance member shown in FIG.
  • FIG. 14 is a model diagram for explaining the operation of the electronic device shown in FIG.
  • FIG. 15 is a schematic view showing a wearable device of the present invention.
  • FIG. 16 is a diagram for describing a usage mode of the wearable device shown in FIG.
  • FIG. 17 is a schematic view showing a portable device of the present invention.
  • FIG. 4 is an exploded perspective view of the electronic device according to the first embodiment of the present invention.
  • FIG. 5 is a cross-sectional exploded perspective view of the electronic device shown in FIG.
  • FIG. 6 is an exploded perspective view of the electronic device shown in FIG.
  • FIG. 7 is a top view of the electronic device shown in FIG.
  • FIG. 8 is an exploded perspective view of the vibration unit shown in FIG.
  • FIG. 9 is a top view of the plate spring of the vibration unit shown in FIG.
  • FIG. 10 is a cross-sectional view of the vibration unit shown in FIG.
  • FIG. 11 is a graph for explaining the vibration characteristics of the vibration unit shown in FIG.
  • FIG. 12 is an exploded perspective view of the resonance member shown in FIG.
  • FIG. 13 is a top view of the resonance member shown in FIG.
  • FIG. 14 is a model diagram for explaining the operation of the electronic device shown in FIG.
  • FIGS. 4 to 6, 8, 10, and 12 the upper side of FIGS. 4 to 6, 8, 10, and 12 is referred to as “upper” or “upper”, the lower side is referred to as “lower” or “lower”, and the left side is “left”. Or “left side” and the right side “right” or “right side”.
  • FIG. 7 in order to show the internal structure of the electronic device, the upper side member of the housing is omitted.
  • the angles in the perspective views of FIGS. 4 and 5 and the angles in the perspective view of FIG. It is different.
  • the electronic device 1 shown in FIG. 4 has a function of providing stimulation by resonance to a target user in accordance with a control signal supplied from a control device (not shown) provided inside or outside of the electronic device 1.
  • the electronic device 1 includes a housing 2 having a first surface 211 facing the object, and a second surface 221 opposite to the first surface 211, and the housing 2.
  • the vibration member 3 is provided in the inside and can vibrate in a predetermined direction (vertical direction), and a resonance member 4 directly connected to the vibration portion 3 and having a plurality of resonators 42 (42a to 42d) having different resonance frequencies.
  • a spacer 5 provided between the resonance member 4 and the first surface 211 of the housing 2.
  • the electronic device 1 is used in a state where the first surface 211 of the housing 2 faces or contacts the object.
  • the vibration of the vibrating portion 3 is directly applied to the resonance member 4.
  • the plurality of resonators 42a to 42d of the resonance member 4 resonate, and stimulation by resonance can be given to the target user.
  • the electronic device 1 can provide the user with stimulation by causing the resonators 42a to 42d to resonate.
  • each component of the electronic device 1 will be described in detail.
  • the housing 2 is a box-like member having a substantially square shape in a plan view, and has a function of housing each component of the electronic device 1 therein. Moreover, R chamfering process is given to the corner
  • the upper member 21 is a substantially square plate-like member, and functions as a cover of the housing 2.
  • the upper member 21 also constitutes a first surface 211 of the housing 2.
  • a shaft insertion hole 212 for inserting a shaft 32 of the vibration unit 3 described later is formed in a substantially central portion of the upper side member 21.
  • a female screw portion 213 is formed at a substantially central portion of each side in a plan view of the upper member 21 so as to project downward.
  • the lower member 22 is a bottomed rectangular tube member having a shape corresponding to the upper member 21 in a plan view and having an open upper surface side. Further, the bottom plate 222 of the lower member 22 constitutes the second surface 221 of the housing 2. The components of the electronic device 1 are accommodated in the internal space of the housing 2 defined by the upper member 21 and the lower member 22.
  • the lower member 22 is configured of a bottom plate 222 and a peripheral wall 223 formed to project upward from the edge of the bottom plate 222.
  • the bottom plate 222 and the peripheral wall 223 are integrally formed.
  • a shaft insertion hole 224 for inserting a shaft 32 of the vibration unit 3 described later is formed.
  • a screw insertion hole 225 is formed at a position corresponding to the female screw portion 213 of the upper side member 21 of the bottom plate 222.
  • the peripheral wall 223 is formed with an opening 226 for inserting a wire for electrically connecting the vibrating unit 3 and an external device such as a control device provided outside the housing 2.
  • the upper member 21 is placed on the peripheral wall 223 of the lower member 22 in a state in which each component of the electronic device 1 is accommodated in the internal space of the housing 2 defined by the upper member 21 and the lower member 22. Further, the housing 2 is assembled by inserting a screw into the screw insertion hole 225 formed in the bottom plate 222 of the lower member 22 and screwing the screw into the female screw portion 213 formed in the upper member 21.
  • casing 2, and the lower side member 22 rigid materials, such as a metal material, a ceramic material, a resin material, a carbon material, are mentioned.
  • a metal material is used as the constituent material
  • the upper member 21 and the lower member 22 can be formed by punching and bending, and the formation of the housing 2 is facilitated.
  • the upper side member 21 and the lower side member 22 may be comprised with the respectively same rigid material, and may be comprised with a respectively different kind of rigid material.
  • the vibration unit 3 has a function of vibrating in a predetermined direction (vertical direction) in accordance with a control signal supplied from a control device (not shown) provided inside or outside the housing 2. As shown in FIG. 7, the vibrating portion 3 is fixedly provided on a substantially central portion of the bottom plate 222 of the lower member 22 in the housing 2.
  • the vibration unit 3 is not particularly limited as long as it can vibrate in a predetermined direction according to the control signal supplied from the control device. For example, a resonance of a voice coil motor (VCM) as shown in FIGS. A unit having one point can be used as the vibrating unit 3.
  • VCM voice coil motor
  • the vibration unit 3 has a circuit board 31 for driving the vibration unit 3, a shaft 32 functioning as a central axis of the vibration unit 3, and a coil through which an electrical signal supplied from the circuit board 31 flows. 33, a ring-shaped plate spring holding portion 34, a ring-shaped plate spring 35 held on the plate spring holding portion 34, a plate spring retaining portion 36 for fixing the plate spring 35, and a plate spring 35 , An outer yoke 37 vibratably connected, a magnet 38 attached to the outer yoke 37, a bearing 39 for supporting the shaft 32, and an inner yoke 40 attached to the lower side of the magnet 38. ing.
  • the circuit board 31 is fixedly provided on the bottom plate 222 of the lower member 22 of the housing 2. Further, both ends (electrical signal supply ends) of the coil 33 are connected to the circuit board 31.
  • the circuit board 31 is electrically connected to a control device (not shown), and supplies an electrical signal to the coil 33 in accordance with a control signal supplied from the control device.
  • the control device is provided outside the housing 2
  • the circuit board 31 is connected to the control device via a wire passing through the opening 226 formed in the peripheral wall 223 of the lower member 22 of the housing 2. Electrically connected.
  • the circuit board 31 may have a communication function of performing wireless communication with a control device provided outside the housing 2. In this case, the circuit board 31 is not electrically connected to the control device, but receives a control signal from the control device by performing wireless communication with the control device using the communication function, and responds to the received control signal. Supply an electrical signal to the coil 33.
  • a shaft insertion hole for inserting the shaft 32 is formed at a position corresponding to the shaft insertion hole 224 of the lower member 22 of the housing 2 of the circuit board 31.
  • the circuit board 31 is not particularly limited as long as an electric signal can be supplied to the coil 33 according to a control signal supplied from the control device, but a flexible printed circuit (FPC) can be used as the circuit board 31.
  • FPC flexible printed circuit
  • the shaft 32 functions as a central axis of the vibration unit 3. As shown in FIGS. 4 and 5, in the assembled state of the electronic device 1, both ends of the shaft 32 are in the shaft insertion hole 212 of the upper member 21 and the shaft insertion hole 224 of the lower member 22 of the housing 2. It is inserted and supported. As described above, since both ends of the shaft 32 are supported by the housing 2, the vibrating portion 3 is inclined by the resonance member 4 described later, or the impact of the electronic device 1 falls, etc. It is possible to prevent movement in the plane direction of
  • the coil 33 has a cylindrical shape, and is fixedly provided on the circuit board 31. As described above, both ends (electrical signal supply ends) of the coil 33 are connected to the circuit board 31, and the electrical signal supplied from the circuit board 31 flows in the coil 33. Moreover, as shown to FIG. 8 and 10, the coil 33 is located inside the center opening part of the ring-shaped leaf
  • the plate spring holding portion 34 is a ring-shaped member, and has a function of holding the plate spring 35 on the upper surface thereof.
  • the inner diameter of the plate spring holding portion 34 is larger than the outer diameter of the coil 33, and the height of the plate spring holding portion 34 is smaller than the height of the coil 33. As shown in FIG. 10, in the state where the vibration unit 3 is assembled, the plate spring holding unit 34 is located outside the coil 33.
  • the plate spring 35 includes an outer peripheral portion 351, an inner peripheral portion 352 smaller in diameter than the outer peripheral portion 351, and a plurality of connecting portions 353 connecting the outer peripheral portion 351 and the inner peripheral portion 352.
  • the plate spring 35 is a thin plate member made of a metal material, and the outer peripheral portion 351, the inner peripheral portion 352, and the connection portion 353 are integrally formed.
  • the plate spring 35 also has a central opening defined by the inner circumferential portion 352, and the diameter of the central opening is larger than the outer diameter of the coil 33.
  • the outer peripheral portion 351 of the plate spring 35 is held between the plate spring holding portion 34 and the plate spring fastening portion 36, and the outer portion 351 of the plate spring 35 is fixed to the housing 2. Ru.
  • the inner circumferential portion 352 of the plate spring 35 can vibrate with respect to the housing 2.
  • the lower end portion of the outer yoke 37 is fixed on the inner peripheral portion 352 of the plate spring 35 that can vibrate with respect to the housing 2.
  • a magnet 38 is attached to the outer yoke 37. Therefore, when the inner circumferential portion 352 of the plate spring 35 vibrates with respect to the housing 2, the magnet 38 is vibrated with respect to the housing 2 together with the outer yoke 37.
  • the coil 33 is fixedly provided in the housing 2, the magnet 38 can vibrate relative to the coil 33.
  • the leaf spring stopper 36 includes a ring-shaped main body 361 and a plurality of claws 362 formed to project downward from the edge of the main body 361.
  • the main body 361 has a shape corresponding to the outer peripheral portion 351 of the plate spring 35, and locks the outer peripheral portion 351 of the plate spring 35 from above in a state where the vibrating unit 3 is assembled.
  • the plurality of claws 362 engage with the leaf spring holding portion 34 in a state where the vibrating portion 3 is assembled.
  • the leaf spring fixing portion 36 locks the leaf spring 35 from the upper side. Therefore, it is possible to prevent the leaf spring 35 from being detached from the leaf spring holding portion 34 due to a drop impact of the electronic device 1 or the like.
  • the outer yoke 37 is made of a magnetic material, and has a cylindrical main body 371 opening downward, and a flange portion 372 formed to protrude outward from the outer peripheral surface of the main body 371; Is equipped.
  • the lower end portion of the main body 371 of the outer yoke 37 is connected on the inner circumferential portion 352 of the plate spring 35.
  • the outer yoke 37 can vibrate with respect to the housing 2.
  • the inner diameter of the main body 371 of the outer yoke 37 is larger than the outer diameter of the coil 33. Therefore, as shown in FIG. 10, the coil 33 is located inside the main body 371 of the outer yoke 37 in the state where the vibrating portion 3 is assembled.
  • a shaft insertion hole for inserting the shaft 32 is formed at a position corresponding to the shaft insertion hole 212 of the upper side member 21 of the housing 2 of the main body 371.
  • the flange portion 372 of the outer yoke 37 has a function of holding the resonance member 4 described later on its upper surface.
  • the flange portion 372 is a ring-shaped member that protrudes outward from the main body 371, and is integrally formed with the main body 371.
  • the magnet 38 has a cylindrical shape having a central opening. As shown in FIG. 10, the magnet 38 is fixedly provided on the central lower surface of the main body 371 of the outer yoke 37.
  • the outer diameter of the magnet 38 is smaller than the inner diameter of the coil 33. Therefore, as shown in FIG. 10, the magnet 38 is provided inside the coil 33 in a state of being separated from the coil 33 in a state in which the vibrating portion 3 is assembled. Further, since the inner diameter of the main body 371 of the outer yoke 37 is larger than the outer diameter of the coil 33, the coil 33 is positioned between the main body 371 of the outer yoke 37 and the magnet 38 in the assembled state of the vibrating portion 3 doing.
  • the inner yoke 40 is a ring-shaped member having an outer diameter substantially equal to the outer diameter of the magnet 38 and made of the same magnetic material as the outer yoke 37.
  • a shaft insertion hole for inserting the shaft 32 is formed in a substantially central portion of the inner yoke 40.
  • the inner yoke 40 is attached to the lower surface of the magnet 38.
  • the magnet 38 is bonded to the outer yoke 37 and the inner yoke 40 by the magnetic force of the magnet 38 itself.
  • the magnet 38 may be further bonded to the outer yoke 37 and the inner yoke 40 by an adhesive or the like.
  • the magnet 38 is provided such that its south pole surface is in contact with the outer yoke 37 and its north pole surface is in contact with the inner yoke 40. Therefore, magnetic lines of force emitted from the N pole surface of the magnet 38 pass through the inner yoke 40, the coil 33, and the main body 371 of the outer yoke 37 and enter the S pole surface of the magnet 38. That is, in the vibrating portion 3, the magnet 38, the inner yoke 40 and the outer yoke 37 form a magnetic circuit of magnetic lines of force that penetrates the coil 33.
  • the vibration unit 3 can generate vibration in accordance with a control signal supplied to the circuit board 31 from a control device (not shown).
  • the bearing 39 is located in the central opening of the magnet 38. Since the shaft 32 is supported by the bearing 39 provided in the central opening of the magnet 38 when the magnet 38 vibrates relative to the coil 33, the displacement of the magnet 38 in the surface direction is suppressed, and the vibration of the magnet 38 is oscillated. The direction is limited to the axial direction of the shaft 32.
  • the circuit equation of the vibration unit 3 having such a configuration is expressed by the following equation (1).
  • t time [seconds]
  • i current [A] flowing in the coil 33
  • R resistance of the coil 33 [ ⁇ ]
  • e voltage of the coil 33 [V]
  • L inductance of the coil 33 [H]
  • K e is the back electromotive force constant [V / (m / s)] of the coil 33
  • x displacement of the magnet 38 [m].
  • FIG. 11 shows an example of the vibration characteristic of the vibration unit 3 having the above-described configuration.
  • the x-axis in FIG. 11 is the frequency of vibration of the vibration unit 3, and the y-axis is one-sided amplitude (power) of the vibration at each frequency.
  • the vibration unit 3 having the above-mentioned configuration has one resonance point, and the amplitude of the vibration becomes large at a specific frequency.
  • the vibration part 3 has the largest amplitude of vibration at about 108 Hz. That is, in the example of FIG. 11, the vibration unit 3 has a resonance peak at about 108 Hz.
  • such a vibrating portion 3 is inserted into the shaft insertion hole 212 of the upper member 21 and the shaft insertion hole 224 of the lower member 22 of the housing 2 respectively. In the supported state, it is disposed on a substantially central portion of the bottom plate 222 of the lower member 22 of the housing 2.
  • the resonance member 4 is directly connected to the vibration unit 3, and is configured to resonate by the vibration directly applied from the vibration unit 3.
  • the resonant member 4 is a thin plate member made of a metal material, and is mounted on the flange portion 372 of the outer yoke 37 of the vibrating portion 3 as shown in FIGS.
  • a base 41 connected directly and a plurality of resonators 42 (42a to 42d) connected to the base 41 and having different resonance frequencies are provided.
  • the base 41 and the plurality of resonators 42a to 42d are integrally formed.
  • the base 41 has a ring shape corresponding to the flange portion 372 of the outer yoke 37 of the vibrating portion 3.
  • the inner diameter of the base 41 is substantially equal to the outer diameter of the main body 371 of the outer yoke 37, and the outer diameter of the base 41 is substantially equal to the outer diameter of the flange portion 372 of the outer yoke 37. Therefore, as shown in FIG. 5, in the state where the electronic device 1 is assembled, the base 41 is placed on the flange portion 372 of the outer yoke 37, and the outer yoke is mounted by any fixing means such as adhesive or screwing. It is fixed at 37. Thus, the resonance member 4 is directly connected to the vibration unit 3. Therefore, the vibration of the vibrating portion 3 can be applied directly to the resonant member 4 without passing through other members.
  • the vibration of the vibrating portion 3 is directly applied to the resonant member 4 without passing through other members such as the transmission member. Therefore, unlike the conventional electronic device 900 described in the background art section, in the electronic device 1 of the present invention, it is necessary to use another member such as a transmission member for transmitting the vibration of the vibrating portion 3 to the resonance member 4 There is no Therefore, in the electronic device 1 of the present invention, the vibration of the vibrating portion 3 is directly applied to the resonance member 4 without being attenuated by the other members such as the transmission member. As a result, the amplitude of resonance of the resonators 42a to 42d of the resonance member 4 is not reduced by the attenuation of other members such as the transmission member. For these reasons, the electronic device 1 of the present invention can provide stimulation with higher intensity resonance to the subject as compared to the conventional electronic device 900.
  • the vibration of the vibrating portion 3 is not attenuated by the other members such as the transmission member. Therefore, the electronic device 1 of the present invention can efficiently utilize the vibration of the vibrating portion 3 in order to cause the plurality of resonators 42a to 42d of the resonance member 4 to resonate, and the resonance member 4 can be used with less power consumption.
  • the plurality of resonators 42a to 42d can be largely resonated.
  • the vibration of the vibrating portion 3 is directly applied to the resonant member 4 having the plurality of resonators 42a to 42d without passing through other members such as the transmission member. There is no time lag until the vibration of the vibration unit 3 is applied to the resonance member 4 after the vibration 3 starts to vibrate. Therefore, in the electronic device 1 of the present invention, compared with the conventional electronic device 900, the resonators 42a to 42d of the resonance member 4 start resonance after the vibrating portion 3 starts to vibrate, and the target user is The time lag to actually stimulate the That is, the electronic device 1 of the present invention has excellent quick response.
  • the electronic device 1 of the present invention unlike the conventional electronic device 900, the resonant member 4 having the plurality of resonators 42a to 42d vibrates integrally with the vibrating portion 3. Therefore, the electronic device 1 of the present invention can provide the target user with a stimulus having a feeling different from that of the conventional electronic device 900 in which the resonator and the vibrating portion vibrate separately.
  • each of the plurality of resonators 42a to 42d is a fixed end whose one end is connected to the base 41 and whose other end is a free end.
  • a rigid member 422 attached to the upper surface of the free end of the arm 421 and a weight 423 provided on the lower surface of the free end of the arm 421 in order to adjust the mass of each of the resonators 42a to 42d; Is equipped.
  • Each of the resonators 42a to 42d is configured such that the length of each arm 421 and / or the total mass (weight) of the arm 421, the rigid member 422, and the weight 423 are different from each other. .
  • a wide portion is formed on the distal end side of the arm portion 421 of each of the resonators 42a to 42d.
  • the lengths of the wide portions of the arm portions 421 of the respective resonators 42a to 42d are different from each other, and weights 423 having different masses are attached to the lower surface of the wide portions.
  • the mass (weight) of each of the resonators 42a to 42d is different.
  • the mass of the weight 423 attached to the arm 421 of the resonator 42a is the largest, and then the mass of the weight 423 attached to the arm 421 of the resonator 42b is the largest, and then the resonator
  • the mass of the weight 423 attached to the arm 421 of 42c is large, and the mass of the weight 423 attached to the arm 421 of the resonator 42d is the smallest.
  • the resonant frequencies of the respective resonators 42a to 42d are different from one another.
  • Each resonator is adjusted by adjusting the length of the arm 421 of each of the resonators 42a to 42d and / or the total mass of the arm 421, the rigid member 422, and the weight 423 of each of the resonators 42a to 42d.
  • the resonance frequencies of 42a to 42d may be different from one another.
  • Each of the resonators 42a to 42d is configured to resonate in the vertical direction by the vibration in the vertical direction of the vibrating portion 3, and has different resonance frequencies Fr.
  • the plurality of resonators 42a to 42d are configured to have different resonance frequencies Fr by adjusting the length of the arm 421 and / or the total mass of the arm 421, the rigid member 422, and the weight 423. There is.
  • the plurality of resonators 42a to 42d are preferably configured such that the resonance frequencies Fr are separated by ⁇ 1.5 times or more, and more preferably by ⁇ 1.6 times or more. More preferably, they are configured to be separated by ⁇ 2 times or more. If the ratio of the resonance frequency Fr of each of the resonators 42a to 42d is smaller than the above value, mutual interference between the resonances of the resonators 42a to 42d occurs, and the resonance of each of the resonators 42a to 42d is controlled It will be difficult to do. On the other hand, if the ratio of the resonance frequencies Fr of the respective resonators 42a to 42d is equal to or more than the above value, the vibration transfer ratio between the respective resonances becomes 1 or less. Interference is suppressed. As a result, it becomes easy to control the resonance of each of the resonators 42a to 42d.
  • the lowest frequency is 40 Hz
  • the resonance frequencies Fr of the respective resonators 42 are separated by 1.51.5 times, 40 Hz, about 48 Hz, 60 Hz
  • about 73 Hz is the resonance frequency Fr of each of the resonators 42a to 42d.
  • the resonance frequency Fr of each of the resonators 42a to 42d is preferably set in consideration of the vibration characteristic of the vibration unit 3. For example, in the case of the vibration characteristic of the vibration unit 3 shown in FIG. 11, a plurality of resonances are assigned so that the resonance frequency Fr of each of the resonators 42a to 42d is assigned to a low frequency band deviated from approximately 108 Hz which is the resonance peak of the vibration unit 3 It is preferable to configure the children 42a to 42d.
  • the change in the amplitude (power) of the vibration of the vibrating portion 3 is relatively small in a low frequency band deviated from the resonance peak of the vibrating portion 3, for example, a band of 40 Hz to 80 Hz in FIG. Therefore, by assigning the resonance frequency Fr of each of the resonators 42a to 42d to a low frequency band deviated from the resonance peak of the vibrating unit 3, substantially equal power can be given to each of the plurality of resonators 42a to 42d.
  • the driving noise of the vibrating portion 3 is small. Therefore, by allocating the resonance frequency Fr of each of the resonators 42a to 42d to the low frequency band deviated from the resonance peak of the vibrating unit 3, the driving noise of the electronic device 1 can be reduced.
  • the plurality of resonators 42a to 42d have different resonance frequencies Fr. Therefore, when the vibrating portion 3 vibrates, the vibration of the vibrating portion 3 is directly applied to the resonant member 4 attached to the vibrating portion 3 without passing through other members, and the resonant member 4 also vibrates. As a result, the respective resonators 42a to 42d resonate in the vertical direction at different resonance frequencies. With such a configuration, the electronic device 1 of the present invention can provide the user with stimulation by resonance of various frequencies.
  • the vibration of the vibrating portion 3 of such an electronic device 1 and the resonance of the resonators 42a to 42d can be represented by a model diagram shown in FIG.
  • m 0 is the total mass of the outer yoke 37, the magnet 38, the bearing 39 and the inner yoke 40 which is the movable portion of the vibrating portion 3
  • K sp 0 is the spring constant of the plate spring 35
  • m 1 to m 4 are A total mass of the arm portion 421, the rigid member 422 and the weight 423 of each of the resonators 42a to 42d
  • K sp1 to K sp4 are spring constants of the arm portions 421 of the respective resonators 42 a to 42 d.
  • the vibration of the vibrating unit 3 is directly applied to the plurality of resonators 42a to 42d.
  • the plurality of resonators 42a to 42d resonate at their respective resonance frequencies Fr, and can give stimulation by resonance to the target user.
  • the plurality of resonators 42 are the upper member 21 (first surface 211) and the lower side of the housing 2 in the initial state. It is disposed apart from the member 22 (second surface 221). Therefore, the resonators 42a to 42d can resonate in the vertical direction when the vibrating portion 3 vibrates.
  • the resonators 42a to 42d resonate due to the vibration of the vibrating portion 3, the free ends of the arm portions 421 of the resonators 42a to 42d vibrate in the vertical direction.
  • the electronic device 1 is used in a state in which the first surface 211 of the housing 2 faces or is in contact with the target user's body (for example, a hand, a wrist, an arm, a foot, etc.). Therefore, when the resonators 42a to 42d resonate due to the vibration of the vibrating unit 3, it is possible to give the user a stimulus by the resonance.
  • the target user's body for example, a hand, a wrist, an arm, a foot, etc.
  • the vibration unit 3 adjusts the power of the frequency corresponding to the resonance frequency Fr of each of the resonators 42a to 42d of its own vibration, that is, the amplitude of the vibration of the free end of the arm 421 of each of the resonators 42a to 42d. By adjusting, it is possible to adjust the magnitude of stimulation due to the resonance of each of the plurality of resonators 42a to 42d.
  • the spacer 5 is a disk-like member having a shaft insertion hole 51 for inserting the shaft 32 in a substantially central portion, and supports the upper member 21 of the housing 2 from the lower side. As shown in FIG. 5, the spacer 5 is located between the main body 371 of the outer yoke 37 of the vibrating portion 3 and the upper member 21 of the housing 2 in a state where the electronic device 1 is assembled.
  • the plurality of resonators 42a to 42d of the resonance member 4 resonate by the vibration of the vibration unit 3 in accordance with the control signal from the control device (not shown). Therefore, stimulation by resonance can be provided to the user.
  • the vibration unit 3 generates vibrations in which the resonance frequencies Fr of the plurality of resonators 42a to 42d are superimposed in response to a control signal from the control device, and further, a plurality of vibration of itself is generated.
  • the power (amplitude) of the frequency corresponding to the resonance frequency Fr of each of the resonators 42 is configured to be changeable.
  • the vibration unit 3 when the resonance frequencies Fr of the plurality of resonators 42a to 42d are 40 Hz, about 48 Hz, 60 Hz, and about 73 Hz, the vibration unit 3 generates 40 Hz, about 48 Hz, 60 Hz, according to the control signal from the control device. And about 73 Hz (40 Hz, about 48 Hz, 60 Hz, vibrations including all about 73 Hz) are generated.
  • the vibration unit 3 can change the power (amplitude) of each frequency of its own vibration of 40 Hz, about 48 Hz, 60 Hz, and about 73 Hz. Therefore, the vibration unit 3 can adjust the amplitude of the resonance of each of the resonators 42, that is, the amplitude of the vibration of the free end of the arm portion 421 of each of the resonators 42a to 42d. The magnitude of stimulation due to each resonance of ⁇ 42 d can be adjusted.
  • the vibration unit 3 increases only the power of 40 Hz vibration among its own vibrations, and has a resonance frequency Fr of 40 Hz among the plurality of resonators 42a to 42d.
  • the amplitude of resonance of the resonator that is, the amplitude of vibration of the free end of the arm 421 can be increased.
  • the stimulation by resonance of 40 Hz can be enlarged.
  • the vibration unit 3 increases the power of 40 Hz and 60 Hz vibration among the plurality of resonators according to the control signal from the control device, and sets the resonance frequency Fr of 40 Hz among the plurality of resonators 42a to 42d.
  • the vibration unit 3 increases the power of 40 Hz and 60 Hz vibration among the plurality of resonators according to the control signal from the control device, and sets the resonance frequency Fr of 40 Hz among the plurality of resonators 42a to 42d.
  • the vibration unit 3 generates a vibration in which the resonance frequencies Fr of the plurality of resonators 42a to 42d are superimposed. Therefore, while the vibrating portion 3 is vibrating, all the resonators 42a to 42d are always resonating.
  • vibration due to resonance has a stable response time from the start of the vibration to a long response time until it reaches a predetermined amplitude. Therefore, in the case where the plurality of resonators 42a to 42d do not always resonate, the vibration unit 3 selects any one of the plurality of resonators 42a to 42d and tries to give a stimulus by resonance to the object. It takes a relatively long time for the selected one of the elements 42a to 42d to resonate, and for the amplitude of the vibration of the arm 421 to reach or exceed a predetermined value.
  • the electronic device 1 of the present embodiment is excellent in quick response.
  • Second Embodiment a second embodiment of the electronic device 1 of the present invention will be described.
  • the electronic device 1 of the second embodiment will be described focusing on differences from the electronic device 1 of the first embodiment, and the description of the same matters will be omitted.
  • the electronic device 1 of the second embodiment is the electronic device of the first embodiment except that the vibration generated by the vibration unit 3 according to the control signal supplied from the control device is different from that of the electronic device 1 of the first embodiment. Similar to 1.
  • the vibration unit 3 in the electronic device 1 according to the first embodiment described above is configured to generate a vibration in which the resonance frequencies Fr of the plurality of resonators 42 a to 42 d are superimposed, but the vibration according to the present embodiment.
  • the unit 3 is configured to be able to change the frequency of its own vibration according to a control signal supplied from the control device.
  • the vibration unit 3 is 40 Hz, about 48 Hz, 60 Hz, depending on the control device from the control device. And at a frequency corresponding to at least one of about 73 Hz.
  • the vibration unit 3 can give the target a stimulus due to the resonance of the resonator having the resonance frequency Fr of 40 Hz by generating the vibration of 40 Hz according to the control device from the control device.
  • the vibration unit 3 generates a vibration including frequencies of 40 Hz and 60 Hz according to the control device from the control device, whereby a resonator having a resonance frequency Fr of 40 Hz and a resonator having a resonance frequency Fr of 60 Hz The user can be stimulated by resonance.
  • the electronic device 1 selects one of the plurality of resonators 42 to change the frequency of the vibration of the vibration unit 3 to select the stimulation by resonance to the object. it can.
  • the vibration unit 3 generates a vibration including only a frequency corresponding to one or more selected resonance frequencies Fr among the plurality of resonators 42a to 42d. Therefore, even while the vibration unit 3 is being driven, one or more of the plurality of resonators 42a to 42d do not resonate. Therefore, the vibration unit 3 does not need to generate a vibration for resonating one or more of the plurality of resonators 42a to 42d. Thereby, the power consumption required for the vibration of the vibration part 3 can be reduced.
  • the electronic device 1 of the second embodiment having such a configuration, the same effect as the electronic device 1 of the first embodiment described above can be exhibited.
  • the present invention is not limited to this, and each configuration may be replaced with any one that can exhibit the same function. Or any configuration can be added. For example, any configuration of the above-described first and second embodiments can be combined.
  • the resonance member 4 includes four resonators 42a to 42d, but the number of resonators is not limited to this.
  • the resonant member 4 may have a plurality of resonators, and an embodiment in which the number of resonators is two, three, five, or more is also within the scope of the present invention.
  • the electronic device 1 of the present invention has been described on the assumption that the target to which stimulation by resonance is given is the user, but the present invention is not limited thereto.
  • another device or member may be provided to face and contact the first surface 211 of the housing 2 of the electronic device 1 of the present invention, and a mode in which stimulation by resonance is given to the other device or member, within the scope of the present invention.
  • FIG. 15 is a schematic view showing a wearable device of the present invention.
  • FIG. 16 is a diagram for describing a usage mode of the wearable device shown in FIG.
  • the wearable device 500 shown in FIG. 15 is used in a state of being worn on the user's arm.
  • the wearable device 500 includes a belt 510 wound around a user's arm, and a main body 520 held by the belt 510.
  • a main body 520 includes a communication device 521 having a function as a communication device similar to a controller of a mobile phone, a smartphone, or a game machine, and a control device 522 which controls the electronic device 1 of the present invention in accordance with an instruction from the communication device 521. And an electronic device 1 which is controlled by the control device 522 and applies stimulation by resonance to the subject.
  • the electronic device 1 is provided such that the first surface 211 of the housing 2 faces and contacts the arm of the target user.
  • the control device 522 supplies a predetermined control signal to the electronic device 1.
  • a predetermined control signal is supplied to the electronic device 1
  • the vibration unit 3 of the electronic device 1 is driven according to the supplied control signal to provide the user with stimulation due to the resonance of the resonators 42a to 42d. This enables the user to be notified of various information.
  • the electronic device 1 can notify the user that the call has been received by providing stimulation by resonance of the resonators 42a to 42d. Further, various information can be notified to the user by changing the stimulation due to the resonance of the resonators 42a to 42d and associating various information with the stimulation.
  • various information can be notified to the user by adjusting the strength of resonance of each of the resonators 42a to 42d.
  • the user can change the intensity of the stimulation by the resonance of each of the resonators 42a to 42d.
  • it can be determined whether a call has been received or an e-mail has been received.
  • various information may be notified to the user by changing the combination of the resonators 42a to 42d used to provide stimulation by resonance to the object. it can.
  • the communication device 521 receives a call and when the communication device 521 receives an electronic mail, the user can change the combination of the resonators 42 a to 42 d used to stimulate the subject by resonance.
  • the stimulus given from the electronic device 1 it is possible to determine whether the call has been received or the e-mail has been received.
  • the illustrated mode is only an example of the wearable device 500 of the present invention, and the wearable device 500 may be a watch type or a goggle type.
  • FIG. 17 is a schematic view showing a portable device of the present invention.
  • the portable device 600 shown in FIG. 17 is used in a state of being held by the user's hand.
  • the portable device 600 includes a communication device 610 having a function as a communication device similar to a mobile phone, a smartphone, a controller of a game machine, etc., and a control device for controlling the electronic device 1 of the present invention in accordance with instructions from the communication device 610.
  • an electronic device 1 which is controlled by the control device 620 and applies stimulation to the object by the resonance of the resonators 42a to 42d.
  • the control device 620 supplies a predetermined control signal to the electronic device 1.
  • a predetermined control signal is supplied to the electronic device 1
  • the vibration unit 3 of the electronic device 1 is driven according to the supplied control signal, and the plurality of resonators 42a to 42d resonate.
  • stimulation by resonance of the resonators 42a to 42d is provided to the user. This enables the user to be notified of various information.
  • the electronic device 1 can notify the user that the call has been received by providing the user with a stimulus due to the resonance of the resonators 42a to 42d. Further, as in the case of the wearable device 500 described above, various information can be notified to the user by changing the stimulation due to the resonance of the resonators 42a to 42d and associating various information with the stimulation.
  • each configuration may be any device that can exhibit the same function. It can be substituted or one of any configuration can be added.
  • the vibration of the vibrating portion can be directly applied to the resonant member having a plurality of resonators without the intervention of other members such as the transmission member. Therefore, in the electronic device of the present invention, the vibration of the vibrating portion is not attenuated by the other members such as the transmission member. As a result, the electronic device of the present invention can efficiently use the vibration of the vibrating portion to resonate the resonator, and the user who is the target is sufficiently stimulated without causing the vibrating portion to vibrate greatly. Can be given. Therefore, the power consumption of the electronic device of the present invention can be reduced.
  • the vibration of the vibrating portion is directly applied to the resonant member having the plurality of resonators without passing through other members such as the transmission member, so the vibration of the vibrating portion is transmitted to the resonant member.
  • the time lag from when the vibrating portion starts vibrating to when the resonator of the resonance member starts resonating to when the user who is the target actually gives stimulation is small. That is, the electronic device of the present invention has excellent quick response.
  • the present invention has industrial applicability.

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)

Abstract

L'invention concerne un dispositif électronique (1) pour stimuler un sujet par résonance, comprenant un boîtier (2) ayant une première surface (211) et une seconde surface (221) opposée à la première surface (211), une partie de vibration (3) disposée à l'intérieur du boîtier (2) et capable de vibrer dans une direction prédéterminée, et un élément résonant (4) connecté directement à la partie de vibration (3) et ayant une pluralité de résonateurs (42a à 42d) ayant des fréquences de résonance mutuellement différentes. La vibration de la partie de vibration (3) est appliquée directement à l'élément résonant (4) sans passer par d'autres éléments, et lorsque la vibration de la partie de vibration (3) est directement appliquée à l'élément résonant (4), la pluralité de résonateurs (42a à 42d) de l'élément résonant (4) résonne, ce qui permet de stimuler le sujet par résonance.
PCT/JP2018/042834 2017-11-29 2018-11-20 Dispositif électronique, dispositif pouvant être porté et dispositif portable WO2019107221A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-229376 2017-11-29
JP2017229376A JP7092983B2 (ja) 2017-11-29 2017-11-29 電子機器、ウェアラブル機器、および携帯機器

Publications (1)

Publication Number Publication Date
WO2019107221A1 true WO2019107221A1 (fr) 2019-06-06

Family

ID=66665641

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/042834 WO2019107221A1 (fr) 2017-11-29 2018-11-20 Dispositif électronique, dispositif pouvant être porté et dispositif portable

Country Status (2)

Country Link
JP (1) JP7092983B2 (fr)
WO (1) WO2019107221A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000233157A (ja) * 1999-02-15 2000-08-29 Murata Mfg Co Ltd 振動発生装置
JP2007243781A (ja) * 2006-03-10 2007-09-20 Citizen Holdings Co Ltd 撓み振動型エキサイタとその製造方法
JP2015159610A (ja) * 2009-10-16 2015-09-03 イマージョン コーポレーションＩｍｍｅｒｓｉｏｎ Ｃｏｒｐｏｒａｔｉｏｎ 複数の共振周波数で触覚フィードバックを提供するシステム及び方法
JP2017131827A (ja) * 2016-01-27 2017-08-03 京セラ株式会社 電子機器、制御装置、制御プログラム及び振動モータ駆動方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000233157A (ja) * 1999-02-15 2000-08-29 Murata Mfg Co Ltd 振動発生装置
JP2007243781A (ja) * 2006-03-10 2007-09-20 Citizen Holdings Co Ltd 撓み振動型エキサイタとその製造方法
JP2015159610A (ja) * 2009-10-16 2015-09-03 イマージョン コーポレーションＩｍｍｅｒｓｉｏｎ Ｃｏｒｐｏｒａｔｉｏｎ 複数の共振周波数で触覚フィードバックを提供するシステム及び方法
JP2017131827A (ja) * 2016-01-27 2017-08-03 京セラ株式会社 電子機器、制御装置、制御プログラム及び振動モータ駆動方法

Also Published As

Publication number Publication date
JP2019098218A (ja) 2019-06-24
JP7092983B2 (ja) 2022-06-29

Similar Documents

Publication Publication Date Title
JP7469688B2 (ja) 振動アクチュエータ及び電子機器
KR101571562B1 (ko) 진동 모터
CN101902115B (zh) 线性振动器
WO2017203890A1 (fr) Actionneur de vibration
US20110266892A1 (en) Vibration generating device
US10090745B2 (en) Vibration motor
JP6010080B2 (ja) リニア振動モータ
KR101525654B1 (ko) 선형 진동자
KR102442082B1 (ko) 자성 분산 모드 액추에이터 및 이를 구비하는 분산 모드 라우드스피커
JP2020036445A (ja) 振動アクチュエータ、及びこれを備える携帯型電子機器
KR20190101986A (ko) 진동 액추에이터, 웨어러블 단말 및 착신 통지 기능 디바이스
US20180229270A1 (en) Linear vibration motor
US11356766B2 (en) Actuators having compliant member and panel audio loudspeakers including the actuators
JP7261875B2 (ja) スピーカデバイスのモード周波数シフト
WO2019107221A1 (fr) Dispositif électronique, dispositif pouvant être porté et dispositif portable
JP2021109165A (ja) 振動アクチュエーター及び電子機器
US20230006525A1 (en) Vibration actuator and electric apparatus
WO2019107220A1 (fr) Dispositif électronique, dispositif pouvant être porté et dispositif portable
JP2002300231A (ja) 着信報知装置と着信報知方法及び携帯端末機
KR20080043504A (ko) 진동발생장치
WO2016035707A1 (fr) Dispositif et procédé d'entraînement unitaires de vibrations piézoélectriques
JP2023006575A (ja) 振動アクチュエータ及び電気機器
KR20120053911A (ko) 선형 진동기
KR20220130961A (ko) 레조넌스 액츄에이터
JP2024117592A (ja) 振動アクチュエータ及び電気機器

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18883417

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18883417

Country of ref document: EP

Kind code of ref document: A1