WO2017142333A1 - Dispositif de sortie de vibration présentant une structure améliorée et dispositif électronique portable comprenant ledit dispositif de sortie de vibration - Google Patents

Dispositif de sortie de vibration présentant une structure améliorée et dispositif électronique portable comprenant ledit dispositif de sortie de vibration Download PDF

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Publication number
WO2017142333A1
WO2017142333A1 PCT/KR2017/001733 KR2017001733W WO2017142333A1 WO 2017142333 A1 WO2017142333 A1 WO 2017142333A1 KR 2017001733 W KR2017001733 W KR 2017001733W WO 2017142333 A1 WO2017142333 A1 WO 2017142333A1
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WO
WIPO (PCT)
Prior art keywords
vibration
yoke
magnetic circuit
plate
output device
Prior art date
Application number
PCT/KR2017/001733
Other languages
English (en)
Korean (ko)
Inventor
강윤규
김재용
Original Assignee
주식회사 예일전자
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
Priority claimed from KR1020170020425A external-priority patent/KR101872689B1/ko
Application filed by 주식회사 예일전자 filed Critical 주식회사 예일전자
Priority to CN201780005175.3A priority Critical patent/CN108430652B/zh
Priority to US16/066,120 priority patent/US10575097B2/en
Publication of WO2017142333A1 publication Critical patent/WO2017142333A1/fr

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    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details

Definitions

  • the present invention relates to a device for outputting vibrations, and more particularly, to a vibration output device including an improved structure and a portable electronic device including such a vibration output device.
  • the sound is recognized as the vibration of the air echoes the eardrum and the vibration is transmitted to the cochlea.
  • Bone conduction transmits vibrations directly from the bone to the cochlea. It is because of this principle that the sound is heard even when the ears are closed. Because of this, even if the eardrum and disorders, if the cochlea and auditory nerves are normal, you can hear the sound in the bone conduction.
  • Bone conduction technology itself has been established before, but there have been obstacles in miniaturization to commercialize it as a product. This is because the output by bone conduction is proportional to the magnitude. Therefore, Temuco Japan has invested heavily in developing bone conduction speakers that have reduced component count and altered internal structure. In addition, research on bone conduction speakers for voice communication using the same is in progress.
  • a sound or vibration output device converts an electrical signal input from a signal source into a mechanical signal and outputs sound or vibration force such as a speaker, a receiver, a buzzer, or a vibration motor (vibrator) that outputs sound or generates vibration force. It is a device for outputting, the bone conduction output device is also applicable.
  • Such sound or vibration output devices have a wide range of applications depending on their size and use.
  • small acoustic or vibration output devices widely used for vibration calls of communication terminals in particular, small vibration motors
  • touch screen terminals including smartphones
  • the adoption of superior linear motion vibration motors is increasing rapidly.
  • the touch screen terminal has evolved into a smart phone to download and use a variety of applications, such applications have a variety of functions and feedback vibrations that are suitable for such functions, the conventional linear motion in the art to satisfy this
  • a vibration motor having a faster response speed, that is, a reaction speed than the vibration motor.
  • the present invention is to transmit the vibration directly to the body and skin to prevent bone conduction lowering or distortion caused by vibration attenuation.
  • a vibration output device having an improved structure.
  • the vibration output device the magnetic circuit for generating a vibration;
  • a yoke portion in contact with an upper surface of the magnetic circuit;
  • An elastic part vibrating in contact with at least a portion of an upper surface of the yoke part, wherein the elastic part includes at least two vibration parts vibrating according to the vibration of the magnetic circuit;
  • a vibration plate in contact with at least a portion of an upper surface of the yoke part and outputting the vibration to the outside according to the vibration of the yoke part, wherein the yoke part comprises: a yoke body in contact with an upper surface of the magnetic circuit; And a yoke plate provided on an upper surface of the yoke body to form a plurality of protruding surfaces on an upper surface of the yoke body and having a different shape according to the number of the vibrating parts.
  • a vibration output speaker having an improved structure.
  • the vibration output speaker the control unit for generating a vibration by controlling the vibration output unit; And a vibration output unit generating vibrations under the control of the control unit, wherein the vibration output unit includes a magnetic circuit generating vibrations; A yoke portion in contact with an upper surface of the magnetic circuit; An elastic part vibrating in contact with at least a portion of an upper surface of the yoke part, wherein the elastic part includes at least two vibration parts vibrating according to the vibration of the magnetic circuit; And a vibration plate in contact with at least a portion of an upper surface of the yoke part and outputting the vibration to the outside according to the vibration of the yoke part, wherein the yoke part comprises: a yoke body in contact with an upper surface of the magnetic circuit; And a yoke plate provided on an upper surface of the yoke body to form a plurality of protruding surfaces on an upper surface of the
  • the present invention can provide a vibration output device for directly transmitting vibrations to the body and skin.
  • the present invention by directly transmitting the vibration to the body and skin can prevent the bone conduction lowering or distortion caused by vibration attenuation.
  • FIG. 1A and 1B show the appearance and structure of a vibration output device, according to an embodiment of the invention.
  • FIG. 2 is a view for explaining a method of coupling the elastic portion and the housing according to an embodiment of the present invention.
  • 3A, 3B and 3C illustrate elastic parts with two, three and four vibration parts, according to one embodiment of the invention.
  • FIG. 4 illustrates a yoke portion having a different shape when there are two, three and four vibrating portions, according to an embodiment of the present invention.
  • FIG. 5 is a view for explaining a method of contacting the elastic portion and the yoke portion according to an embodiment of the present invention.
  • FIG. 6 is a view for explaining a method of coupling the components of the vibration output device without rivets according to an embodiment of the present invention.
  • FIG. 7 illustrates a structure of a vibration output device according to another embodiment of the present invention.
  • FIG. 8 is an exploded view showing a vibration output device having two vibration parts according to an embodiment of the present invention.
  • FIG. 9 is a schematic diagram showing that the elastic portion vibrating in a predetermined space according to an embodiment of the present invention.
  • FIG. 10 illustrates an elastic portion in contact with the top surface of the yoke portion according to one embodiment of the invention.
  • FIG. 11 illustrates a vibration output device including a housing in accordance with one embodiment of the present invention.
  • FIG. 12 and 13 illustrate a vibration output device according to an embodiment of the present invention mounted on a portable electronic device.
  • first and / or second may be used to describe various components, but the components are not limited to the terms. The terms are only for the purpose of distinguishing one component from other components, for example, without departing from the scope of the rights according to the inventive concept, the first component may be called a second component, and For example, the second component may also be referred to as a first component.
  • FIG. 1A and 1B show the appearance and structure of a vibration output device 1000 according to one embodiment of the invention.
  • FIG. 1A is a diagram illustrating an external appearance of a vibration output device 1000 according to an embodiment of the present invention
  • FIG. 1B is a diagram illustrating a structure of a vibration output device 1000 according to an embodiment of the present invention.
  • the vibration output apparatus 1000 may include a magnetic circuit 100, a yoke unit 200, an elastic unit 300, and a housing 500.
  • the magnetic circuit 100 may generate vibration.
  • the magnetic circuit 100 may include a magnet 110 and a top plate 120.
  • the magnet 110 may be made of a material having a magnetic force, it may vibrate in accordance with the change of the surrounding magnetic field.
  • the top plate 120 may concentrate the magnetic force of the magnet 110.
  • the magnetic circuit 100 may be provided at regular intervals from the coil 130.
  • the magnet 110 may vibrate according to the direction, intensity, and frequency of the AC signal applied to the coil 130.
  • the magnet 110 may serve as a vibrator that vibrates according to an AC signal applied to the coil 130.
  • the vibration output device 1000 of the present invention includes a coil 130 and a magnetic circuit 100 to generate vibration, and the vibration generated by the magnetic circuit 100 is in contact with the upper surface of the magnetic circuit 100. It may be delivered to the unit 200.
  • the yoke unit 200 is provided on the yoke body 210 and the yoke body 210 in contact with the upper surface of the magnetic circuit 100 to form a plurality of protruding surfaces on the upper surface of the yoke body 210. ) May be included.
  • the yoke plate 220 may be provided in a different shape according to the number of the vibrator 310.
  • the yoke plate 220 forms a plurality of protruding surfaces on the upper surface of the yoke body 210, a space on which the vibrating portion 310 of the elastic portion 300 may vibrate is provided on the upper surface of the yoke portion 200. One or more may be secured.
  • the yoke unit 200 may be provided to contact the upper surface of the magnetic circuit 100.
  • the yoke unit 200 is in contact with the magnetic circuit 100 is not provided with a separate vibration transmitter between the yoke unit 200 and the magnetic circuit 100, the vibration generated in the magnetic circuit 100 is yoke It means that it is provided to be delivered directly to the unit (200).
  • vibration generated in the magnetic circuit 100 It may be to be delivered directly to the yoke portion (200).
  • the elastic part 300 may include a plurality of components.
  • the elastic part 300 may include at least two or more vibration parts 310 vibrating according to the movement of the magnetic circuit 100, a fixing part 320 for fixing the elastic part 300 to the housing 500, and At least one connection part 315 connecting the vibration part 310 and the fixing part 320 may be included.
  • the plurality of vibration parts 310, the connection part 315, and the fixing part 320 may be integrally formed. This is only an embodiment of the present invention, the components of the elastic portion 300 is not limited thereto.
  • the vibration plate 400 may be exposed to the outside by contacting the upper surface of the yoke portion 200 and passing through the opening 330 of the elastic portion 300 in contact with the upper surface of the yoke portion 200 (see FIG. 3A). In addition, the vibration may be output to the outside according to the vibration of the magnetic circuit 100.
  • the upper and lower surfaces of the housing 500 may be opened, and the side surfaces of the housing 500 may have a space therein.
  • the housing 500 may have a cylindrical shape in which top and bottom surfaces are open.
  • the housing 500 may have a rectangular shape in which an upper surface and a lower surface are open, but is not limited thereto.
  • the housing 500 may include at least one component of the vibration output device in the space therein.
  • the internal space of the housing 500 may include a coil 130, a magnetic circuit 100, a yoke unit 200, an elastic unit 300, or a combination thereof, but is not limited thereto.
  • the housing 500 may be formed of various members.
  • the housing 500 may be formed of a metal member (for example, iron, titanium, copper, etc.) and may be formed of reinforced plastic, but is not limited thereto.
  • the vibration output device 1000 may include a PCB substrate 810.
  • the PCB substrate 810 may be provided on at least a portion of the top surface of the cap 820.
  • the cap 820 may be fixed by connecting the housing 500 and the PCB substrate 810.
  • the vibrating plate 400 and the yoke portion 200 may be combined by attaching directly without the rivet 830.
  • FIG 2 is a view for explaining a method in which the elastic portion 300 and the housing 500 are coupled according to an embodiment of the present invention.
  • the vibration output device 1000 may include a housing 500 and an elastic part 300.
  • the housing 500 and the elastic part 300 may be coupled in various ways.
  • the elastic part 300 may be coupled to the housing 500 by being attached to an inner side surface of the housing 500.
  • the elastic part 300 may be coupled to the housing 500 by curling the housing 500.
  • Curling herein means to bend at a predetermined angle
  • the predetermined angle can be determined in a variety of ways.
  • the predetermined angle may be determined as 90 degrees, and may be determined as an optimal angle for fixing the elastic part 300, but is not limited thereto.
  • At least a portion of the upper portion of the housing 500 is curled in the direction of the elastic portion 300, the elastic portion 300 may be seated on the upper surface of the housing 500.
  • 3A, 3B, and 3C illustrate an elastic portion 300 having two, three, and four vibration portions 310, according to one embodiment of the invention.
  • the elastic part 300, 300-1, 300-2, or 300 includes at least two vibration parts 310 and 310-that vibrate as the magnetic circuit 100 moves. 1, 310-2, hereinafter referred to as 310) and fixing parts 320, 320-1, 320-2, hereinafter referred to as 320 to fix the elastic part 300 to the housing 500).
  • the elastic part 300 may include at least one or more connection parts 315, 315-1, 315-2, 315, which connect the vibrating part 310 and the fixing part 320.
  • the components of the elastic part 300 may be integrally molded.
  • the plurality of vibration units 310 of the elastic unit 300 may be in contact with at least a portion of the upper surface of the yoke unit 200 to vibrate according to the vibration of the magnetic circuit 100.
  • the bottom surface of the vibrating portion 310 of the elastic portion 300 is in contact with the upper surface of the yoke portion 200, the bottom surface of the yoke portion 200 is in contact with the upper surface of the magnetic circuit 100 is generated by the magnetic circuit 100
  • the vibration may be directly transmitted to the elastic part 300 through the yoke part 200.
  • the fixing part 320 of the elastic part 300 is fixed to the housing 500 may not move.
  • the vibrating portion 310 of the elastic portion 300 moved in an upward direction is provided with a force in a downward direction by elasticity, and the vibrating portion 310 of the elastic portion 300 may move in a downward direction. As the above process is repeated, the magnetic circuit 100 and the yoke unit 200 may vibrate to move up and down.
  • the vibration unit 310 when the magnetic circuit 100 moves downward, the yoke portion 200 coupled to the upper surface of the magnetic circuit 100 and the elastic portion 300 coupled to the upper surface of the yoke portion 200.
  • the vibration unit 310 also moves in the downward direction.
  • the fixing part 320 of the elastic part 300 is fixed to the housing 500 may not move.
  • the vibrating portion 310 of the elastic portion 300 moved in the lower direction is provided with a force in the upward direction by the elasticity of the elastic portion 300, the vibrating portion 310 of the elastic portion 300 to move in the upward direction. Can be. As the above process is repeated, the magnetic circuit 100 and the yoke unit 200 may vibrate to move up and down.
  • connection part 315 may connect two vibration parts 310 to the inner surface of the fixing part 320.
  • connection part 315-1 may connect three vibration parts 310-1 to the inner side of the fixing part 320-1.
  • connection part 315-2 may connect four vibration parts 310-2 to the inner side surface of the fixing part 320-2.
  • each of the plurality of vibration units 310 of the elastic unit 300 may vibrate independently of each other. For example, when the yoke unit 200 moves up and down without maintaining horizontality, the at least one vibrator 310 vibrates downward, and at least one of the remaining vibrators 310 is upward. Can vibrate.
  • 330 may be located at the center of the elastic part 300.
  • the vibrator 310 may be positioned in an outer direction of the opening 330 of the elastic part 300
  • the fixing part 320 may be positioned in an outer direction of the vibrator 310.
  • a space is formed between the vibrator 310 and the fixing part 320, so that the vibration part 310 may not collide with the fixing part 320 when the vibration part 310 vibrates.
  • the elastic part 300 may include a plurality of vibration parts 310, and each vibration part 310 may be connected to the fixing part 320 by the connection part 315.
  • the components of the elastic part 300 may be molded integrally.
  • connection parts 315, 315-1, 315-2, hereinafter referred to as 315 may be provided as many as the number of vibration parts 310, 310-1, 310-2, hereinafter referred to as 310, and the connection part 315 The number of is not limited to this.
  • the elastic part 300 may include an opening in a central portion.
  • the elastic part 300 may include an opening 330, and may be integrally formed to expose the vibrating plate 400 to the outside through the opening 330.
  • the vibration plate 400 may be directly exposed to the outside by being exposed to the outside.
  • the elastic part 300 may be seated on the top surface of the housing 500 in various ways. For example, by being attached to the inner surface of the housing 500, the elastic portion 300 may be seated on the upper surface of the housing 500.
  • the elastic portion 300 may be seated on the upper surface of the housing 500.
  • at least a portion of the inner surface of the upper portion of the housing 500 is curled in the direction of the elastic portion 300, the elastic portion 300 may be seated on the upper surface of the housing 500.
  • the elastic part 300 may be fixed by being coupled with the housing 500.
  • the fixing part 320 of the elastic part 300 may be fixed by being coupled with the housing 500.
  • the elastic part 300 may be integrally formed with the housing 500.
  • the elastic part 300 and the housing 500 may be integrally molded by a casting method using a metal member, but is not limited thereto.
  • FIG. 4 illustrates a yoke portion 200 having a different shape when the vibrating portion 310 is two, three, and four according to an embodiment of the present invention.
  • the yoke unit 200 may transmit the vibration generated in the magnetic circuit 100 to the elastic unit 300.
  • the vibration is directly transmitted to the yoke unit 200 in contact with the magnetic circuit 100, and the yoke unit 200.
  • the transmitted vibration may be transmitted to the elastic part 300 in contact with the upper surface of the yoke part 200.
  • the yoke parts 200, 200-1, 200-2, and 200 are referred to as the yoke body 210 and the yoke plates 220, 220-1, 220-2, 220, or less. It may include).
  • the yoke body 210 may be in contact with the top surface of the magnetic circuit 100.
  • the upper surface of the yoke body 210 may be molded in the form of a circular plate, the bottom surface of the yoke body 210 may be molded in the form of a cylinder attached to the center of the circular plate.
  • a hole may be formed in the center of the circular plate so that the rivet 830 can be inserted.
  • the shape of the yoke body 210 described above is just one embodiment, and the shape of the yoke body 210 may vary.
  • the yoke plate 220 may be provided on an upper surface of the yoke body 210 to form a plurality of protruding surfaces on the upper surface of the yoke body 210, and may be provided in different shapes according to the number of vibration units 310.
  • the yoke plate 220 may include at least one plate body 221 and as many protrusions 222 as the number of vibration units 310. For example, when two vibrators 310 are provided, the yoke plate 220 may include one plate body 221 and two protrusions 222.
  • the yoke plate 220 when the vibrator 310 has two vibration parts 310, the yoke plate 220 has a plate body 221 and two protrusions 222 outside the plate body 221. ) May be included. Since the yoke plate 220 in contact with the top surface of the yoke body 210 includes two protrusions 222, two protrusion surfaces may be formed on the top surface of the yoke body 210. In this case, each of the two protruding surfaces may be in contact with the different vibration unit 310.
  • the yoke plate 220-1 when the vibration part 310-1 has three vibration parts 310-1, the yoke plate 220-1 is a plate body 221-1 and a plate body 221. It may include three protrusions (222-1) on the outside. Since the yoke plate 220-1 in contact with the top surface of the yoke body 210 includes three protrusions 222-1, three protrusion surfaces may be formed on the top surface of the yoke body 210. In this case, each of the three protruding surfaces may be in contact with a different vibration unit 310-1.
  • the yoke plate 220-2 when the vibrator 310-2 has four vibration parts 310-2, the yoke plate 220-2 is a plate body 221-2 and a plate body 221. It may include four protrusions (222-2) on the outside. Since the yoke plate 220-2 in contact with the top surface of the yoke body 210 includes four protrusions 222-2, four protrusions may be formed on the top surface of the yoke body 210. In this case, each of the four protruding surfaces may be in contact with the different vibration unit 310-2.
  • Protrusions 222, 222-1, 222-2, hereinafter referred to as 222 is provided with the same height as the plate body (221, 221-1, 221-2, hereinafter referred to as 221), plate body 221 It may be provided in the form of a rectangle extending in a straight line from the center of. In this case, when viewed around the plate body 221, the outer surface of the protrusion 222 may be provided in a curved form.
  • Protruding portion 222 may be provided integrally with the plate body 221, the shape of the yoke plate 220 is only an embodiment of the present invention, it is not limited thereto.
  • the yoke plate 220 may be seated on an upper surface of the yoke body 210.
  • the yoke plate 220 may contact at least a portion of the top surface of the yoke body 210, may be attached to at least a portion of the top surface of the yoke 210, and may be integrally formed with the yoke 210. It is not limited thereto.
  • the yoke portion 200 may include an upper surface on which at least one protruding surface is formed.
  • a space for vibrating the vibrating part 310 of the elastic part 300 may be formed on the top surface of the yoke part 200 by at least one protruding surface formed on the top surface of the yoke part 200.
  • a part of the elastic part 300 may contact at least a part of the upper surface of the yoke plate 220 of the yoke part 200.
  • the vibration generated by the magnetic circuit 100 is transmitted to the yoke unit 200, and the vibration transmitted to the yoke unit 200.
  • The may be transmitted to the elastic portion 300 in contact with the upper surface of the yoke portion 200.
  • FIG 5 is a view for explaining a method of contacting the elastic portion 300 and the yoke portion 200 according to an embodiment of the present invention.
  • the yoke unit 200 may include a yoke body 210 and a yoke plate 220, and the elastic unit 300 may include a vibrator 310 and a fixing unit 320.
  • At least a portion of the top surface of the yoke plate 220 may contact at least a portion of the bottom surface of the vibrator 310.
  • at least one space for vibrating the vibration portion 310 may be formed. Therefore, the vertical vibration of the magnetic circuit 100 may be directly transmitted to the vibration part 310 of the elastic part 300 through the yoke part 200.
  • the fixing part 320 fixes the outer surface of the elastic part 300 to the housing 500 so that the remaining components of the elastic part 300 except the vibration part 310 do not vibrate by the yoke part 200. Can be fixed
  • the yoke plate 220 of the yoke part 200 may include two protrusions 222.
  • each of the two protrusions 222 may contact one vibrator 310. Therefore, the vibration of the yoke unit 200 may be directly transmitted to the two vibration units 310.
  • the yoke plate 220-1 of the yoke part 200-1 has three protrusion parts 222. -1).
  • each of the three protrusions 222-1 may be in contact with one vibration unit 310-1. Therefore, the vibration of the yoke unit 200-1 may be directly transmitted to the three vibration units 310-1.
  • the yoke plate 220-2 of the yoke part 200-2 has four protrusions 222. -2).
  • each of the four protrusions 222-2 may be in contact with one vibration unit 310-2. Therefore, the vibration of the yoke unit 200-2 may be directly transmitted to the four vibration units 310-2.
  • the vibration parts 310, 310-1, and 310-2 of the elastic parts 300, 300-1, and 300-2 are yoke parts 200, 200-1, and 200-2. Depending on the type of movement of each, each can vibrate independently.
  • the vibrating unit 310-1 when the yoke unit 200-1 moves up and down without maintaining horizontality, when the vibrating unit 310-1 has three, the two vibrating units 310-1 vibrate upwards. The other vibration unit 310-1 may vibrate downward.
  • the elastic part 300 and the yoke part 200 may be coupled in various ways. For example, by attaching at least a portion of the bottom surface of the elastic portion 300 and at least a portion of the upper surface of the yoke portion 200, the elastic portion 300 and the yoke portion 200 can be coupled. In addition, the elastic part 300 and the yoke part 200 may be coupled by the rivet 830. In addition, the elastic part 300 and the yoke part 200 may be combined by being molded in one piece, but is not limited thereto.
  • FIG. 6 is a view for explaining a method of combining the components of the vibration output device 1000 without the rivet 830 according to an embodiment of the present invention.
  • the magnetic circuit 100 may include a top plate 120 and a magnet 110.
  • the magnet 110 may be made of a material having magnetic force, and may vibrate according to changes in the surrounding magnetic field.
  • the top plate 120 may concentrate the magnetic force of the magnet 110.
  • the top surface of the magnetic circuit 100 may be coupled to at least a portion of the bottom surface of the yoke unit 200.
  • the magnetic circuit 100 may be directly attached to the yoke unit 200, so that the magnetic circuit 100 may be coupled to the yoke unit 200.
  • the magnetic circuit 100 may be coupled to at least a portion of the bottom of the yoke portion 200, and at least a portion of the elastic portion 300 may be coupled to at least a portion of the upper surface of the yoke portion 200.
  • the vibration part 310 of the elastic part 300 may be attached to at least a part of the upper surface of the yoke part 200.
  • the upper surface of the yoke portion 200 may have the form of a disc having no protruding surface.
  • at least one protruding surface may be formed on the upper surface of the yoke unit 200 to form a space in which the elastic unit 300 may vibrate, but is not limited thereto.
  • the vibration plate 400 may additionally contact at least a portion of the upper surface of the yoke 200. In this case, the vibration plate 400 may be attached to the upper surface of the yoke portion 200.
  • the magnetic circuit 100 is attached to at least a portion of the bottom surface of the yoke portion 200
  • the elastic portion 300 is attached to at least a portion of the upper surface of the yoke portion 200
  • the yoke By attaching the vibration plate 400 to at least a portion of the upper surface of the unit 200, the vibration output device 1000 in which the rivet 830 is omitted may be provided.
  • FIG. 7 illustrates a structure of a vibration output device 1000 according to another embodiment of the present invention.
  • the magnetic circuit 100 and the yoke portion 200 may be fixed by the magnetic circuit guide 150.
  • the magnetic circuit 100 and the yoke portion 200 may not be directly attached, but may be coupled by the magnetic circuit guide 150.
  • the magnetic circuit guide 150 may be in contact with one side of the magnetic circuit 100 and the yoke unit 200 to couple the magnetic circuit 100 and the yoke unit 200.
  • the magnetic circuit guide 150 may be curled to couple the magnetic circuit 100 and the yoke unit 200.
  • the magnetic circuit guide 150 may be in contact with the outer surface of the magnetic circuit 100, and at least a portion of the lower end of the magnetic circuit guide 150 may be curled toward the magnetic circuit 100.
  • the magnetic circuit guide 150 may be in contact with the outer surface of the yoke portion 200, and at least a portion of the upper end of the magnetic circuit guide 150 may be curled toward the yoke portion 200. In this case, the magnetic circuit guide 150 may be curled to couple the magnetic circuit 100 and the yoke unit 200.
  • the elastic part 300 may include various types of structures.
  • the vibrator 310 of the elastic part 300 may form two bent parts bent at a predetermined angle, thereby securing a space in which the vibrator 310 may vibrate.
  • bent portions are merely examples of the present invention, but are not limited thereto.
  • FIG 8 is an exploded view showing the vibration output device 1000 having two vibration parts 310 according to an embodiment of the present invention.
  • the vibration output device 1000 may include a PCB substrate 810.
  • the PCB substrate 810 may be provided on at least a portion of the top surface of the cap 820.
  • the cap 820 may be fixed by connecting the housing 500 and the PCB substrate 810.
  • the housing 500 has an upper surface and a lower surface, and may have a space therein by having a cylindrical shape.
  • the coil 130 may be provided in a space inside the housing 500.
  • the coil 130 may provide a change in the magnetic field according to an AC signal applied from the outside.
  • the magnetic circuit 100 may be provided at regular intervals without being in contact with the coil 130.
  • the magnetic circuit 100 may be provided with a top plate 120 that can concentrate the magnetic force of the magnet 110.
  • the yoke unit 200 may be provided on the upper surface of the magnetic circuit 100, and the vibration of the magnetic circuit 100 may be transmitted to the yoke unit 200.
  • the magnetic circuit 100 may be directly attached to the yoke unit 200 to be coupled to the yoke unit 200, and may be coupled to the yoke unit 200 by the magnetic circuit guide 150.
  • the yoke unit 200 may include a yoke body 210 and a yoke plate 220.
  • the upper surface of the yoke portion 200 may have various shapes.
  • the upper surface of the yoke portion 200 may have the form of a flat disc having no protruding surface.
  • the upper surface of the yoke portion 200 includes at least one protruding surface by the yoke plate 220, thereby forming a space in which the elastic portion 300 may vibrate.
  • the elastic part 300 may be coupled to the housing 500 by curling the housing 500, and may be coupled to the housing 500 by being directly attached to the inner surface of the housing 500, but is not limited thereto. It doesn't work.
  • the upper surface of the yoke unit 200 is provided with a vibration plate 400 may transmit the vibration of the magnetic circuit 100 to the user.
  • a hole through which the rivet 830 may be connected may be formed at the center of the yoke unit 200 and the vibration plate 400.
  • each of the components described above may be coupled by rivets 830.
  • the elastic portion 300, the yoke portion 200, and the vibration plate 400 may be coupled by the rivet 830.
  • each of the components may be combined in other ways without the rivet 830.
  • the elastic part 300 is directly attached to the yoke part 200
  • the vibration plate 400 is also directly attached to the yoke part 200, so that the vibration output device 1000 omits the rivet 830. It may have a structure.
  • the portable electronic device may include an electronic device that requires transmission of a voice signal or a vibration signal.
  • the portable electronic device may be a portable terminal, a mobile terminal, a telematics terminal, a notebook computer, a digital broadcasting terminal, a personal digital assistant (PDA). , Wibro Terminal, Internet Protocol Television (IPTV) Terminal, Audio Video Navigation (AVN) Terminal, Portable Multimedia Player (PMP), Navigation Terminal (Vehicle Navigation Device), Speaker, etc. It can be any one of the imputation devices.
  • the portable electronic device may include a Google glass of Google.
  • FIG. 9 is a schematic diagram showing that the elastic portion 300 vibrates in a predetermined space according to an embodiment of the present invention.
  • the elastic part 300 may be bent by elasticity.
  • a flexible space 212 should be provided, and the elastic part 300 may vibrate on an upper surface of the yoke part 200 according to an embodiment of the present invention. Space 212 may be provided.
  • the elastic part 300 when the magnetic circuit 100 moves downward, the yoke portion 200 in contact with the upper surface of the magnetic circuit 100 also moves downward, and the elastic portion 300 is moved. East 310 also moves in the same direction. In this case, since the fixing part 320 of the elastic part 300 does not move, the elastic part 300 may be bent by elasticity.
  • the degree of bending of the elastic part 300 is schematically illustrated, but the scope of the present invention is not limited to the elastic modulus of the specific elastic part 300 or the angle of bending the elastic part 300.
  • the vibration width of the yoke portion 200 and the elastic portion 300 must be increased, and the space 212 in which the elastic portion 310 vibrates must be secured.
  • the space 212 having various volumes may be provided on the upper surface of the yoke portion 200. .
  • the elastic part 300 may include the fixing part 320.
  • the fixing part 320 of the elastic part 300 may be coupled to a non-vibrating part such as the housing 500.
  • FIG. 10 illustrates an elastic portion 300 in contact with an upper surface of the yoke portion 200 in accordance with one embodiment of the present invention.
  • the elastic part 300 included in the vibration output device 1000 may contact a part of an upper surface of the yoke part 200.
  • the elastic part 300 included in the vibration output device 1000 may include a vibration part 310 and a fixing part 320, and the vibration part 310 of the elastic part 300 may be a yoke part. It may be in contact with at least a portion of the upper surface of the (200).
  • the vibrating unit 310 of the elastic unit 300 may contact at least a portion of an upper surface of the yoke plate 220.
  • the vibrator 310 of the elastic unit 300 may contact at least a portion of the upper surface of the yoke body 210.
  • a detailed description of the yoke unit 200, the yoke body 210, and the yoke plate 220 has been described above with reference to FIG. 4.
  • an elastic portion ie, a portion of the upper surface of the yoke portion 200 except for the portion where the space 212 is formed
  • a portion of 300 may be encountered.
  • the vibration plate 400 may be in contact with the upper surface of the yoke portion (200).
  • the vibration plate 400 may be exposed to the outside by passing through the opening 330 of the elastic part 300 in contact with the upper surface of the yoke portion 200 and in contact with the upper surface of the yoke portion 200.
  • FIG. 11 illustrates a vibration output device 1000 including a housing 500 in accordance with one embodiment of the present invention.
  • the vibration output device 1000 may include a housing 500.
  • the upper and lower surfaces of the housing 500 may be opened, and the side surfaces of the housing 500 may have a space therein.
  • the housing 500 may have a cylindrical shape in which top and bottom surfaces are open.
  • the housing 500 may have a rectangular shape in which an upper surface and a lower surface are open, but is not limited thereto.
  • the housing 500 may include at least one component of the vibration output device 1000 in the space therein.
  • the internal space of the housing 500 may include a coil 130, a magnetic circuit 100, a yoke unit 200, an elastic unit 300, or a combination thereof, but is not limited thereto.
  • the housing 500 may be formed of various members.
  • the housing 500 may be formed of a metal member (for example, iron, titanium, copper, etc.) and may be formed of reinforced plastic, but is not limited thereto.
  • the housing 500 and the elastic portion 300 may be coupled in various ways.
  • the elastic part 300 may be coupled to the housing 500 by being attached to an inner side surface of the housing 500.
  • the elastic part 300 may be coupled to the housing 500 by curling the housing 500.
  • at least a portion of the upper portion of the housing 500 is curled in the direction of the elastic portion 300, so that the elastic portion 300 may be seated on the upper surface of the housing 500.
  • the elastic part 300 may be fixed by being coupled with the housing 500.
  • the fixing part 320 of the elastic part 300 may be coupled to the housing 500 to fix the elastic part 300 to the housing 500.
  • the elastic part 300 may be integrally formed with the housing 500.
  • the elastic part 300 and the housing 500 may be integrally molded by a casting method using a metal member, but is not limited thereto.
  • FIG. 12 and 13 illustrate a vibration output device 1000 according to an embodiment of the present invention mounted on the portable electronic device 2000.
  • the vibration output device 1000 may be mounted inside the portable electronic device 2000.
  • the portable electronic device 2000 may include a Google glass 2000 of Google.
  • the Google Glass 2000 may include a camera 1010 capable of capturing an external image, and a visual overlay 1020 capable of providing an image to a user.
  • the Google glass 2000 may include a communication module 1030 capable of exchanging data with an external communication network, and an operation processing device 1040 such as a CPU capable of computing received data.
  • the Google glass 2000 may include a rechargeable battery unit 1050 capable of supplying energy, and support means 1060 assisting a user to wear like glasses.
  • the Google glass 2000 may include a vibration output device 1000 including a magnetic circuit 100, a yoke unit 200, and an elastic unit 300.
  • the vibration output device 1000 may be installed at a portion where the Google glass 2000 and the bone conduction area such as a user are in contact with each other.
  • a user may wear a Google glass 2000 and receive a sound signal such as a voice signal and music as a vibration signal through the vibration output device 1000 included in the Google Glass 2000.
  • the present invention can be used in a variety of electronic devices using bone conduction techniques.

Landscapes

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

Abstract

Un mode de réalisation de la présente invention concerne un dispositif de sortie de vibration et un dispositif électronique portable permettant de délivrer en sortie une vibration. À cet effet, un mode de réalisation de la présente invention porte sur un dispositif de sortie de vibration et sur un haut-parleur de sortie de vibration comprenant ledit dispositif de sortie de vibration, le dispositif de sortie de vibration comprend : un circuit magnétique générant une vibration; une partie de culasse venant en contact avec la surface supérieure du circuit magnétique; une partie élastique subissant un mouvement vibratoire en venant en contact avec au moins une portion de la surface supérieure de la partie de culasse, la partie élastique comprenant au moins deux parties de vibration vibrant en fonction de la vibration du circuit magnétique; et une plaque de vibration venant en contact avec au moins une portion de la surface supérieure de la partie de culasse, et, en fonction de la vibration de la partie de culasse, délivrant en sortie la vibration vers l'extérieur, la partie de culasse comprenant un corps de culasse et une plaque de culasse, le corps de culasse venant en contact avec la surface supérieure du circuit magnétique, et la plaque de culasse étant placée sur la surface supérieure du corps de culasse, formant de multiples surfaces saillantes sur la surface supérieure du corps de culasse, et présentant une forme différente en fonction du nombre des parties de vibration.
PCT/KR2017/001733 2016-02-18 2017-02-16 Dispositif de sortie de vibration présentant une structure améliorée et dispositif électronique portable comprenant ledit dispositif de sortie de vibration WO2017142333A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201780005175.3A CN108430652B (zh) 2016-02-18 2017-02-16 包括改善后结构的振动输出装置及包括其的便携电子设备
US16/066,120 US10575097B2 (en) 2016-02-18 2017-02-16 Vibration output device having improved structure and portable electronic device comprising same

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20160018919 2016-02-18
KR10-2016-0018919 2016-02-18
KR1020170020425A KR101872689B1 (ko) 2016-02-18 2017-02-15 개선된 구조를 포함하는 진동 출력 장치 및 이를 포함하는 휴대 전자 기기
KR10-2017-0020425 2017-02-15

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WO2017142333A1 true WO2017142333A1 (fr) 2017-08-24

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112313965A (zh) * 2019-05-24 2021-02-02 比特斯宁公司 振动片以及包括其的声音振动系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990046111A (ko) * 1998-12-31 1999-06-25 박승길 초소형골도스피커
KR20010058093A (ko) * 1999-12-24 2001-07-05 이형도 진동 스피커
US20100296691A1 (en) * 2009-05-19 2010-11-25 Aishin Co., Ltd. Electromechanical vibration converter for tactile acoustic apparatus
KR200454024Y1 (ko) * 2010-01-06 2011-06-09 주식회사 비에스이 다기능 마이크로 스피커
KR101197917B1 (ko) * 2011-08-29 2012-11-05 염강문 저음특성과 음압을 향상시킨 초박형 스피커유니트

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990046111A (ko) * 1998-12-31 1999-06-25 박승길 초소형골도스피커
KR20010058093A (ko) * 1999-12-24 2001-07-05 이형도 진동 스피커
US20100296691A1 (en) * 2009-05-19 2010-11-25 Aishin Co., Ltd. Electromechanical vibration converter for tactile acoustic apparatus
KR200454024Y1 (ko) * 2010-01-06 2011-06-09 주식회사 비에스이 다기능 마이크로 스피커
KR101197917B1 (ko) * 2011-08-29 2012-11-05 염강문 저음특성과 음압을 향상시킨 초박형 스피커유니트

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112313965A (zh) * 2019-05-24 2021-02-02 比特斯宁公司 振动片以及包括其的声音振动系统
US11642698B2 (en) 2019-05-24 2023-05-09 Beatsnine Inc. Vibration device using sound and system comprising the same

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