KR20110014060A - A hearing aid by bone conduction - Google Patents

A hearing aid by bone conduction Download PDF

Info

Publication number
KR20110014060A
KR20110014060A KR1020090071827A KR20090071827A KR20110014060A KR 20110014060 A KR20110014060 A KR 20110014060A KR 1020090071827 A KR1020090071827 A KR 1020090071827A KR 20090071827 A KR20090071827 A KR 20090071827A KR 20110014060 A KR20110014060 A KR 20110014060A
Authority
KR
South Korea
Prior art keywords
bone conduction
diaphragm
main body
yoke
conduction speaker
Prior art date
Application number
KR1020090071827A
Other languages
Korean (ko)
Inventor
이동원
Original Assignee
이동원
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 이동원 filed Critical 이동원
Priority to KR1020090071827A priority Critical patent/KR20110014060A/en
Publication of KR20110014060A publication Critical patent/KR20110014060A/en

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R13/00—Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet
    • H04R13/02—Telephone receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
    • H04R25/604—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers
    • H04R25/606—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers acting directly on the eardrum, the ossicles or the skull, e.g. mastoid, tooth, maxillary or mandibular bone, or mechanically stimulating the cochlea, e.g. at the oval window
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
    • H04R2460/13—Hearing devices using bone conduction transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Neurosurgery (AREA)
  • Electromagnetism (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Telephone Set Structure (AREA)

Abstract

The present invention relates to a bone conduction hearing aid that can be heard by vibrating using a bone conduction speaker simply by inserting into a handset or a mobile phone of a general telephone so that people who do not hear well due to the poor hearing ability when using a handset or a mobile phone of a general telephone By installing the bone conduction speaker 150 having a good vibration characteristic and a large output in the main body 300 of the bone conduction hearing aid, and using the power of the built-in battery 250, the phone comes out of the handset or the speaker of the mobile phone. It is to provide a bone conduction hearing aid that senses the audio output with the built-in microphone 200 to amplify the voice signal with an amplification amplifier to vibrate the bone conduction speaker to hear the vibration through the head bone.

Hearing Aid, Bone Conduction, Speaker, Hearing, Vibration, Hearing Loss

Description

Bone conduction hearing aid {A HEARING AID BY BONE CONDUCTION}

The present invention is a device that helps to hear the vibration through the head bones rather than the eardrum using the bone conduction speaker for the partial hearing loss who do not hear the sound of the speaker of a general phone or a mobile phone on the speaker of the general telephone or the mobile phone It is simply mounted so that the microphone 200 is placed slightly on the side of the handset of a general telephone or the speaker of a mobile phone, detects the voice of the telephone 350 speaker, converts it into an electrical signal, and converts the electrical signal into a built-in amplifier 220 By vibrating the bone conduction speaker 150 so that the bone conduction speaker 150 can sufficiently oscillate by vibrating the vibration of the head bone next to the ear by the vibration to replace the sound of the speaker of the general telephone or the mobile phone 350. So that people with partial hearing loss can simply and conveniently talk on their desk phones or cell phones. Bone that it also relates to a hearing aid.

The bone conduction speaker of the present invention has been disclosed in Japanese Patent No. 2967777, Domestic Patent No. 100635833, " Bone Conduction Speaker ", and the like.

Invented Patent No. 100763787 discloses a speaker unit (3) in which a microphone (1) arranged in close contact with a receiver of a mobile telephone (6) and a bone conduction speaker (2) arranged to abut on a part of a head are placed in one case (3). ), And fixing means (7) (8) (9) for attaching the main unit (4) incorporating an amplifier and a battery to the mobile phone (6),

The microphone 1 collects the voice of the other party from the telephone outlet of the cellular phone 6, inputs it to the amplifier of the main unit 4, and the bone conduction speaker 2 collects the microphone 1 to collect the main unit. The speaker unit 3 and the main body unit 4 are bent at the end in a manner of sealing the speaker's spoken voice amplified by the amplifier in the form of voice vibration. The upper hook 7 and the lower hook 8 so as to hang on the opposite end face of the mobile phone 6, i. ) And an elastic part 9 connecting the upper hook 7 and the lower hook 8 to at least a part of the elastic part.

In the upper hook 7, a cord connecting the microphone 1, the bone conduction speaker 2, and the main unit 4 is interpolated.

In the case of such a fixing means, the upper hook 7 extends over the upper part of the cellular phone 6, and then the lower hook 8 is stretched to extend the stretchable part 9, and the lower hook 8 is then moved to the cellular phone. It is inserted in the lower part of (6), and is fixed to the mobile telephone 6 by using the main force of the expansion and contraction unit (9).

As described above, the bone conduction hearing aid (the hearing aid mobile phone attachment) for the invention is difficult to fix when the size of the mobile phone is different because the fixing means must be fixed from the top to the bottom of the mobile phone, and the mobile phone is fixed. In the case of the slide method or the folder method, it is very difficult to fix the bone conduction hearing aid to the mobile phone, and the microphone (1) or bone conduction speaker (2) at the front of the mobile phone and the main unit (4) at the upper hook are also attached to the upper hook. Since it is necessary to interpolate the wiring to connect the electrical circuit of the product, it is difficult to construct the product, and the microphone 1 is installed in close contact with the handpiece of the mobile phone. The microphone 1 detects a signal with sound waves and converts it into an electrical signal. When the microphone 1 is brought into close contact with the handpiece of the mobile phone, the sound wave and vibration of the handpiece can be detected at the same time. In addition, the bone conduction speaker 2 is located on the microphone 91 so that the voice signal sensed by the microphone 1 is amplified by the amplifier of the main body to vibrate the bone conduction speaker 2. The vibration of the speaker 2 vibrates the microphone 1 located below the bone conduction speaker 2 and amplifies it into an amplifier so that a howling phenomenon of vibrating the bone conduction speaker 2 may occur.

As described above, the bone conduction hearing aid (the hearing device attached to the hearing aid) is invented as a problem in the fixing means of the mobile phone, and the problem of wire interpolation in the upper hook portion and the position of the microphone 1 and the bone conduction speaker 2 Howling problems are inherent.

 The problem to be solved by the present invention is that the bone conduction hearing aid is attached to the handset or mobile phone 350 of the general telephone is easy to attach the bone conduction hearing aid in use and the microphone or bone conduction speaker and amplifier and battery in one case The main purpose is to provide a bone conduction hearing aid that can be easily assembled, the bone conduction speaker and the microphone howling does not occur, so that the sound waves of the ordinary telephone or mobile phone can be effectively heard by vibration.

The present invention was made in view of the above problems, and the main body 300 is configured in one case, and the microphone 300, the bone conduction speaker 150, the amplifier 220, and the battery 250 are all built in the main body 300. Rubber band 330 or spring clip 340 in the form of a simple phone or mobile phone 350 is configured to be attached,

The microphone 200 may be installed at a distance slightly above the speaker of the general telephone or the mobile phone 350 to detect a signal only by a sign language sound of the general telephone or the mobile phone 350 and not be detected by the vibration. And, the bone conduction speaker 150 is positioned to be spaced apart from the microphone 200 and the bone conduction speaker 150 is wrapped in the vibration preventing member 110, the vibration of the bone conduction speaker 150 again microphone 200 To prevent howling from occurring,

The rubber band 330 is formed on the rear of the main body 300 to easily attach the bone conduction hearing aid by simply inserting the rubber band 330 into the handset or the mobile phone 350 of the general telephone,

By installing the spring clip 340 on the back of the main body 300, the spring clip 340 is configured to be easily attached by simply inserting the bone conduction hearing aid to the general telephone or mobile phone 350, by the tension of the spring clip 340,

The bone conduction speaker 150 used in the bone conduction hearing aid should have a very good wave output characteristic, and in order to have a structure of the bone conduction speaker 150 having the excellent output characteristic, the principle of the general speaker should not be used as it is. To increase the electromagnetic force by increasing the size of the voice coil 40 and to increase the electromagnetic force between the voice coil 40 and the permanent magnet 90, the bone conduction speaker 150 of the structure must be used, and the bone conduction speaker 150 is required. Attach the iron piece 60 of the bone conduction speaker 150 to the inside of the outer diaphragm 100, the iron piece 60 is attached to the inner diaphragm 70, the inner diaphragm 70 is screwed to the yoke 20 The voice coil 40 is fixed to the yoke 20 by epoxy, and the permanent magnet 90 is installed between the iron piece 60 and the external diaphragm 100 to generate magnetic force. Between the central magnetic pole 50 of the yoke 20 generated by At the same time, strong and repulsive forces cause strong waves.

The heavy yoke 20 and the voice coil 40 of the bone conduction speaker 150 attached to the inside of the external diaphragm 100 of the bone conduction hearing aid according to the voice wave amplified by the amplifier 220 by the signal of the microphone 200 The iron pieces 60 attached to the inner vibration plate 70 vibrate to vibrate the external diaphragm 100 of the bone conduction hearing aid directly, and the voice vibration vibrates the head bone next to the ear so that the voice can be heard. .

As described above, the present invention uses the bone conduction speaker 150 having good wave characteristics, increases the productivity by integrating the product configuration, and does not occur the howling of the bone conduction speaker 150 and the microphone 200. Attached to the phone 350 is a feature that constitutes a bone conduction hearing aid that can listen to the sound wave sound of the general telephone or mobile phone 350 by vibration.

The present invention uses the vibration characteristics of the bone conduction speaker in order to maximize the use effect of the bone conduction hearing aid, using the bone conduction speaker structure with a very large output and improved wave characteristics, and the component composition to effectively productivity and quality control It is composed of a structure that does not generate the integration of bone conduction speaker and microphone, and it is composed of rubber band or spring clip, so that it can be attached to touch phones, slide phones, and folder phones of general phones or mobile phones. It is a very useful invention that can easily use a regular phone or a mobile phone while overcoming hearing loss easily.

1 is a front sectional view and a side sectional view of the present invention, FIG. 2 is a front sectional view and a side sectional view of another embodiment of the present invention, and FIG. 5 is an exploded perspective view of the bone conduction speaker structure of the present invention. It is.

As shown in FIG. 1, the bone conduction hearing aid of the present invention is a bone conduction speaker 150, an anti-vibration material 110, a microphone 200, an amplifier 220, a battery 250, a body 300, and a rubber band ( 330 or spring clip 340 is made.

The microphone 200 detects the voice output from the handset of the general telephone or the speaker of the mobile phone 350, and the microphone 200 is built-in next to the center of the front portion 310 of the main body 300, and conducts bone conduction. The speaker 150 is spaced beside the microphone 200 and wrapped with the vibration preventing member 110 to prevent the vibration signal of the bone conduction speaker 150 from being re-introduced into the microphone 200, and from the microphone 200. The detected voice signal is converted into an electrical signal and amplified by the built-in amplifier 220, and the bone conduction speaker 150 is vibrated by the amplified electric signal. The vibration plate 100 is attached to the front of the bone conduction speaker 150 by the vibration. Vibrate the head bone of a person's ear to hear the sound by vibration instead of sound waves, so people with hearing loss can use a regular phone or a mobile phone conveniently. Sphere to attach to 350 The phone is attached to the phone by the tension of the rubber band 330 connected to both sides of the front portion 310 of the main body, or simply inserted into the mobile phone 350 by the tension of the spring clip 340 installed on the rear part 320 of the main body. The power supply of the amplifier 220 is supplied from a battery 250 built into the main body.

The microphone 200 is located next to the bone conduction speaker 150 wrapped in the vibration preventing member 110 to prevent the vibration output from the bone conduction speaker 150 to be re-introduced into the microphone 200, The microphone 200 is intended to detect only sound waves output from the speaker of the mobile phone 350. Alternatively, the bone conduction speaker 150 is located above the speaker of the mobile phone 350 in the center of the front part 310 of the main body. Slightly spaced apart from the speaker and the microphone 200 is installed on the center top of the front portion 310 of the main body is not affected by the vibration of the bone conduction speaker 150 wrapped in the vibration preventing material 110 only mobile phones It is for detecting a voice signal by the sound wave of 350.

The main body 300 is configured in one piece, and the microphone 200, the bone conduction speaker 150, the external vibration plate 100, the vibration preventing member 110, the amplifier 220 and the battery 250 are installed therein. The rubber band 330 or the spring clip 340 is installed.

The voice amplified by the amplifier 220 amplifies the output high to sufficiently output the bone conduction speaker 150 to the amplifier 220, and selects the structure of the bone conduction speaker 150 that can increase the vibration output Fix the iron piece 60 attached to the internal diaphragm 70 of the bone conduction speaker 150 with a screw, and install a permanent magnet 90 and a voice coil 40 to increase the electromagnetic force,

The yoke 20 of the bone conduction speaker 150 is wrapped in the anti-vibration material 110 and installed inside the front part 310 of the main body, and the magnetic force and the voice coil of the iron piece 60 formed by the permanent magnet 90 ( The iron piece 60 vibrates by the tensile force and repulsive force of the electromagnetic force by 40) and the iron piece 60 directly vibrates the external diaphragm 100 so that the speaker voice of the general telephone or mobile phone 350 is not vibrated by sound waves. In constructing a bone conduction hearing aid that allows the hearing impaired person to use the phone conveniently,

The bone conduction speaker 150 accommodated and installed in the external diaphragm 100 forms an extension surface 30, 30 ′ in four directions on the yoke 20, thereby forming a voice coil 40 and diaphragm 70. ) Is fixed to the yoke 20 with a screw, the permanent magnet 90 is installed on the center of the iron piece 60 attached to the upper diaphragm 70, the central magnetic pole 50 inside the voice coil 40 It forms a bone conduction speaker 150 to vibrate by the magnetic force of the iron piece 60 formed by the permanent magnet 90 and the electromagnetic force of the central magnetic pole 50 inside the voice coil 40.

As described above, the present invention can be easily inserted into a general phone or mobile phone 350 by a rubber band 330 or a spring clip 340 installed on the main body 300, and attached to the speaker phone of the general phone or mobile phone 350. Detects the microphone 200 built into the front part 310 of the main body, amplifies it with the amplifier 220 built into the main body, vibrates the bone conduction speaker 150 with the amplified electric signal, and again outside the front part of the main body. By vibrating the external diaphragm 100 attached to the vibration of the head bones next to the ear of a person to hear the sound of the speaker of the ordinary telephone or mobile phone 350 by vibrating, the hearing impaired people can easily B. It is attached to a mobile phone so that it can be used conveniently.

1 is a front and side cross-sectional view of the present invention.

2 is a front sectional and side sectional view of another embodiment of the present invention.

3 is a side cross-sectional view of another embodiment of the present invention.

4 is a side cross-sectional view of another embodiment of the present invention.

5 is an exploded perspective view of the bone conduction speaker of the present invention.

Figure 6 is an exploded perspective view of the bone conduction speaker of another embodiment of the present invention.

Figure 7 is a longitudinal cross-sectional view of the bone conduction speaker of the present invention.

8 is a longitudinal cross-sectional view of a bone conduction speaker of another embodiment of the present invention.

9 is a longitudinal cross-sectional view of a bone conduction speaker of another embodiment of the present invention.

10 is a cross-sectional view of the bone conduction speaker of FIG. 10.

Figure 11 is a longitudinal cross-sectional view of a bone conduction speaker of another embodiment of the present invention.

12 is a longitudinal cross-sectional view of a bone conduction speaker of another embodiment of the present invention.

13 is a side cross-sectional view of a conventional embodiment.

Description of the Related Art

10: case

20: York

30 30 ': Extension surface

40: voice coil

50: central stimulation

60: iron piece

70: internal diaphragm

80: set screw

90: permanent magnet

100: external diaphragm

110: anti vibration material

150: bone conduction speaker

200: microphone

220: amplifier

250: battery

300 body

310: main body front portion

320: rear body

330: rubber band

340: spring clip

350: handset or mobile phone of general telephone

Claims (9)

Built-in microphone 200 is installed in the central side of the main body 310 of the bone conduction hearing aid and slightly spaced next to the microphone 200 to install the bone conduction speaker 150 and bone conduction speaker 150 is a vibration preventing material ( Wrap 110 and internally install the amplifier 220 and the battery 250 in the main body 300, the rubber band 330 is attached to both sides of the front portion 310 of the main body and installed on the bone conduction speaker 150 outside the In installing the diaphragm 100, the bone conduction hearing aid configured to vibrate the bone conduction speaker 150 to vibrate the external diaphragm 100, The bone conduction speaker 150 is formed in the yoke 20, the extension surface 30, 30 'in four directions as shown in Figs. 5 and 7, thereby forming a voice coil 40, the upper portion The iron piece 60 is attached to the inner diaphragm 70, the inner diaphragm 70 is fixed to the yoke 20 with a screw, and the permanent magnet 90 is attached to the upper center of the iron piece 60. The external vibration plate 100 and the main body 300 include the bone conduction speaker 150 which is configured to oscillate by the magnetic force of the iron piece 60 formed by the 90 and the electromagnetic force of the central magnetic pole 50 formed by the voice coil 40. It is installed between the interior of the front portion 310 of the, the outer diaphragm 100 to the permanent magnet 90 and the iron piece 60 is attached to the inside, the lower side of the yoke 20 in the main body front portion 310 The yoke 20 is fixed to the inside of the main body front part 310, and the inner diaphragm 70, the iron piece 60, and the permanent magnet 90 vibrate according to the music wave. Vibrating the external vibration plate 100, the bone conduction hearing aid configured. According to claim 1, the bone conduction speaker 150 is installed in the center of the front portion 310 of the main body as shown in Figure 2 and the upper side of the bone conduction speaker 150 is attached to the external vibrating plate 110 to install the microphone 200 is attached to the upper side of the main body 310, the bone conduction speaker 150 side by side to remove the howling interference caused by the vibration of the bone conduction speaker 150 and the bone conduction speaker 150 to prevent vibration Wrapped with ash 110 to prevent vibration, bone amplifier conduction is built by installing a built-in amplifier 220 and the battery 250 inside the main body 300 and the rubber band 330 on both sides of the front portion 310 of the main body 300 hearing aid. According to claim 1 or 2, as shown in Figure 3, the spring clip 340 is provided inside the rear portion 320 of the main body, the bone conduction hearing aid is carried by the tension of the spring clip 340, the handset of a general telephone or portable Bone conduction hearing aid configured to be easily removable to the phone (350). According to claim 1, 2, as shown in Figure 4, the spring clip 340 is installed on the back of the main body by the tension of the spring clip 340 to the bone conduction hearing aid to the handset or mobile phone 350 of the general telephone A bone conduction hearing aid that can be easily detached. The bone conduction speaker 150 according to claim 1, 2, 3, and 4, wherein the bone conduction speaker 150 extends in the four directions to the yoke 20 as shown in FIGS. 6 and 8. '), And the voice coil 40 is formed thereon, and the iron piece 60 is attached to the inner diaphragm 70 at the upper portion, and the diaphragm 70 is fixed to the yoke 20 with a screw. The permanent magnet 90 is attached to the lower center of the 60, and an empty space is formed inside the voice coil 40 so that the permanent magnet 90 is formed by the magnetic force of the permanent magnet 90 and the electromagnetic force of the voice coil 40. The bone conduction speaker 150 configured to be able to oscillate is installed between the outer diaphragm 100 and the inside of the main body 300 so that the iron piece 60 is attached to the inner side of the outer diaphragm 100, and the yoke ( The lower side of the 20 is fixed in the main body front part 310 so that the yoke 20 is fixed in the main body front part 310 together, and the inner diaphragm 70, the iron piece 60, and the permanent magnet 90 according to the music wave. ) This vibration is bone conduction hearing aid configured to vibrate the external diaphragm 100 directly. 5. The bone conduction speaker 150 according to claim 1, 2, 3, and 4, wherein the bone conduction speaker 150 extends in the four directions to the yoke 20 as shown in FIGS. 9 and 10. ') And the voice coil 40 is formed thereon, and the iron piece 60 is attached to the inner diaphragm 70 at the upper portion, and the inner diaphragm 70 is fixed to the yoke 20 with a screw. The permanent magnets 90 and 90 'are attached to the yokes 20 on both sides of the voice coil 40, and the magnetic coil 40 and the magnetic coil 40 are formed by the permanent magnets 90 and 90'. Bone conduction speaker configured to wave the yoke 20 to which the permanent magnets 90 and 90 ', the voice coil 40, and the central magnetic pole 50 are attached by the electromagnetic force of the central magnetic pole 50 of the formed yoke 20 ( 150 is installed between the outer diaphragm 100 and the inside of the main body front part 310, so that the iron piece 60 is attached to the inside of the outer diaphragm 100, the lower side of the yoke 20 is the main body front portion Fixed in the 310 so that the yoke 20 310 to be fixed as shown in, the internal vibration plate 70 and the iron piece 60, the vibration by bone conduction hearing aid is configured to vibrate the vibration directly to the outer diaphragm 100 to the music wave. 5. The bone conduction speaker 150 according to claim 1, 2, 3, and 4 extends the surfaces 30 and 30 ′ in four directions to the yoke 20 as shown in FIG. 11. The voice coil 40 is formed thereon, and the iron piece 60 is attached to the internal diaphragm 70 at the upper portion, and the diaphragm 70 is fixed to the yoke 20 with a screw, and the voice coil 40 is described above. Bone conduction configured to attach the permanent magnet (90) to the center of the center and to vibrate the internal diaphragm (70) by the magnetic force of the iron piece (60) formed by the permanent magnet (90) and the electromagnetic force by the voice coil (40) The speaker 150 is installed between the external diaphragm 100 and the inside of the main body front part 310 so that the iron piece 60 is attached to the inside of the external diaphragm 100, and the lower side of the yoke 20 is the front of the main body. The yoke 20 is fixed like the main body front part 310 by being fixed in the part 310, and the inner diaphragm 70 and the iron piece 60 vibrate according to the music wave, and the vibration is directly induced by the external vibration. Vibrating the bone conduction hearing aid consisting of a plate 100. Claim 1, 2, 3, 4, the bone conduction speaker 150 is attached to the iron piece to the yoke 20 installed in the case 10, as shown in Figure 12, on the iron piece The permanent magnet 90 is installed, and the voice coil 40 is installed between the yoke 20 and the permanent magnet 90 so that the voice coil 40 can be moved. The voice coil 40 is connected to the inner vibration plate 70. The diaphragm 70 is bonded to the case 10, and the bone conduction speaker configured to vibrate the internal diaphragm 70 by the magnetic force by the permanent magnet 90 and the electromagnetic force by the voice coil 40 ( 150 is installed between the outer diaphragm 100 and the inside of the main body front part 310, so that the inner diaphragm 70 is attached to the inside of the outer diaphragm 100, the lower side of the yoke 20 is the main body front portion ( Fixed inside the lower side of 310, the bone conduction hearing aid configured to vibrate the internal diaphragm 70 in accordance with the music wave and the vibration directly vibrates the external diaphragm 100 . The bone conduction speaker 150 of claim 1, 2, 3, and 4 is formed of a similar permanent magnet, a voice coil and a yoke, and an inner vibrating plate, and is formed by an electromagnetic force of the permanent magnet and the voice coil. Bone conduction hearing aid is configured to vibrate 70 so that the vibration directly vibrates the external diaphragm 100.
KR1020090071827A 2009-08-04 2009-08-04 A hearing aid by bone conduction KR20110014060A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020090071827A KR20110014060A (en) 2009-08-04 2009-08-04 A hearing aid by bone conduction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020090071827A KR20110014060A (en) 2009-08-04 2009-08-04 A hearing aid by bone conduction

Publications (1)

Publication Number Publication Date
KR20110014060A true KR20110014060A (en) 2011-02-10

Family

ID=43773448

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020090071827A KR20110014060A (en) 2009-08-04 2009-08-04 A hearing aid by bone conduction

Country Status (1)

Country Link
KR (1) KR20110014060A (en)

Similar Documents

Publication Publication Date Title
JP6515392B2 (en) Voice vibration generator
US20140211959A1 (en) Headphone system for earbud speakers
CN101203067B (en) Vibration transducer
KR101092958B1 (en) Earset
WO2005091670A1 (en) Bone conduction device unit, and portable telephone and headset using the same
US20120082324A1 (en) Vibration earphone
US20100246861A1 (en) Small-sized sound receiver for producing body-sensing vibration
KR101376217B1 (en) Bone conductive headphone
JP6767638B2 (en) Bone conduction speaker and bone conduction headphone device
CN210781329U (en) Loudspeaker box
JP2008270879A (en) Receiver
RU2008121980A (en) TRANSFORMING SYSTEM FOR AN ACTIVE DEVICE FOR NOISE COMPENSATION
CN213073096U (en) Loudspeaker structure for head-wearing earphone
JP2006174432A (en) Bone conduction speaker, headphone, headrest, and pillow using the same
KR20110010033A (en) A ear phone of bone conduction
CN1878429B (en) Earphone apparatus integrated microphone
KR100612217B1 (en) Multi-function dual mode micro speaker having function as tactile sound, bone conduction and vibration motor
CN201160321Y (en) Oscillation loudspeaker
CN210609691U (en) Micro loudspeaker of laser welding elastic sheet structure
CN209930315U (en) Bone conduction vibrator and microphone for fixed telephone
CN103391500A (en) Piezoelectric ceramic bone-conduction receiver vibrator and mounting structure thereof
KR20110014060A (en) A hearing aid by bone conduction
KR101258108B1 (en) Dual vibration speaker and mobile device case speaker
KR20120000147A (en) The headset with soundproof microphone
TWI846075B (en) Acoustic device

Legal Events

Date Code Title Description
E902 Notification of reason for refusal
E601 Decision to refuse application