WO2005025265A1 - 骨伝導スピーカ装置 - Google Patents
骨伝導スピーカ装置 Download PDFInfo
- Publication number
- WO2005025265A1 WO2005025265A1 PCT/JP2004/002422 JP2004002422W WO2005025265A1 WO 2005025265 A1 WO2005025265 A1 WO 2005025265A1 JP 2004002422 W JP2004002422 W JP 2004002422W WO 2005025265 A1 WO2005025265 A1 WO 2005025265A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- bone conduction
- conduction speaker
- pad
- cushioning material
- bone
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
- A47G9/10—Pillows
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/02—Spatial or constructional arrangements of loudspeakers
- H04R5/023—Spatial or constructional arrangements of loudspeakers in a chair, pillow
-
- 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
Definitions
- the present invention relates to a pad device capable of listening to music and the like by bone conduction and being used in combination with a pillow or the like, and in particular, to a bone conduction device with an improved infrared voice signal input.
- the present invention relates to a speaker device. Rice field
- a bone conduction speaker (72) is incorporated in a cushioning material (73) that receives the head, and a pillow (71) that can be used to listen to music while sleeping has been commercialized.
- the structure is such that a skin layer is integrally provided on the surface of an open-cell foam such as polyurethane to form a pillow-shaped cushioning material (73), and the head (6) is applied to the upper surface of this cushioning material (73).
- Two bone conduction speakers (72) are buried at a narrow interval so that they touch each other, and the user can listen to music by bone conduction when the user puts his head (6).
- the speaker 1 is built into the pillow body and can be heard at a low volume because it is located near the ear, but basically it can be heard by others because of the predetermined volume. This can be a nuisance to roommates, especially in quiet hospitals.
- the cushioning material (73) supporting the head (6) is made of polyurethane and relatively hard, and has a skin layer on the surface.
- the vibration of the bone conduction speaker (72) propagates to the cushioning material (73), and the vibration of the cushioning material (73) is converted to air vibration, so that the cushioning material (73) becomes a speaker.
- the broken line airborne noise was generated, and the problem of sound leakage still remained.
- a method of installing a bone conduction speaker (72) on a vibration isolator (75) filled with a viscous liquid is considered.
- the vibration of the speaker (72) is attenuated by the vibration isolator (75), and the transmission of vibration to the cushioning material (73) and the pillow thereunder can be reduced.
- the vibration isolator (75) is a bag enclosing the gel-like solution, it not only increases the cost, but also the gel-like solution leaks out if the bag is broken by impact or the like, and the cover (4) ) And surroundings was there.
- the present invention has been made in view of the above points, and does not prevent sound from leaking to the outside and inconvenience others, and is restricted by a posture of lying down or leaning on a sofa and turning over.
- Another object of the present invention is to provide a bone conduction device capable of securing high-reliability and good transmission and reception of audio signals, which can be used to listen to music and the like with almost no restrictions on the place of use.
- a bone conduction speaker device is a transmitter for inputting an audio signal, converting the signal into an infrared output, and transmitting the infrared signal, and an audio receiving device for receiving the infrared signal from the transmitter.
- a bone demodulator that demodulates the received signal into an audio signal, and a bone conduction force that outputs the received and amplified audio signal as audio vibration, and further retains the bone conduction force on its surface to form a pad.
- a pad with a built-in bone conduction speaker is formed from the formed elastic cushioning material, and a plurality of light receiving portions of the receiver are provided at intervals on an edge of the pad-like elastic cushioning material. is there.
- FIG. 1 is a perspective view of a pad with a built-in osteoconductive force showing one embodiment of the present invention.
- FIG. 2 is a cross-sectional view showing a state where the head is put on the pad of FIG.
- FIG. 3 is a block diagram showing the transmitting / receiving apparatus of FIG.
- FIG. 4 is a plan view of the pad with built-in bone conduction speed of FIG.
- FIG. 5 is a side view showing an embodiment of the transmitter of the present invention.
- FIG. 6 is a side view of the bone conduction speaker built-in pad of FIG.
- FIGS. 7A and 7B are graphs showing a comparison of the generation of airborne sound by the cushioning material.
- FIG. 7A shows the cushioning material of the present invention
- FIG. Indicates that of a conventional polyurethane.
- FIGS. 8A and 8B are cross-sectional views of a pad showing another embodiment of the present invention, wherein FIG. 8A shows a state of a single body, and FIG.
- FIG. 9 is a sectional view of a pad showing still another embodiment.
- FIG. 10 is a cross-sectional view showing a configuration of a conventional pillow with a built-in bone conduction speed.
- FIG. 11 is a cross-sectional view showing a conventional configuration in which a bone conduction speed force is installed on a vibration isolator.
- the pad with built-in bone conduction speaker (1) whose oblique view is shown in Fig. 1 and the sectional view of the usage state in Fig. 2 is an elastic cushioning material (3) with a bone conduction speaker (2) arranged on the upper surface. And a cover body (4) that forms a pillow shape by covering the sound.
- the bone conduction speaker (2) transmits the sound from the sound source transmitter (5) in the device block diagram shown in Fig. 3 directly to the head (6) as voice vibration, so that even the hearing impaired person has bone conduction. Audible by the The number of peak forces (2) should be at least two elastic so that even if the user rolls over, the head (6) will surely come into contact with any bone conduction speaker (2). They are arranged at predetermined intervals along the longitudinal direction of the cushioning material (3).
- the receiving part (7) of the pad (1) with a built-in bone conduction speaker which is an audio receiving device, is located on the upper side of the pad (1), as can be clearly understood from FIG. 4, which is a top view of the pad (1).
- the two corners on both sides project outward from the peripheral corner to form a side surface (9a) and a top surface (9b) extending over the two sides of the corner, and to the side and above the pad (1)
- a photodiode receiving unit (9) covered with a smoke-colored light-receiving cover is installed so that sound signals can be received by infrared rays from the camera.
- the light emitting section (13) of the sound source transmitter (5) which is a transmitting section of the infrared signal, has a substantially spherical upper portion of the main body, and has a side surface (13a) and an upper surface (13b). ) To emit infrared signals to the sides and upwards.
- the lower part of the main unit has a connection terminal (20) for connecting to a sound source (11) such as a boombox, and a charger connected to an AC adapter.
- An electrical terminal (21) is provided.
- a DC power supply (8) using a rechargeable battery is provided on one of the upper sides of the pad (1), and an infrared signal from the light emitting unit (13) of the sound source transmitter (5) is received by the light receiving unit (9).
- a drive signal is given to the bone conduction speed (2) based on the audio signal, and a power switch (22) or a volume switch (23) is provided on the side surface of the other light receiving section (9). ) And so on.
- the sound source transmitter (5) consists of a sound amplifier (12) that amplifies the sound from a TV or CD radio cassette player that becomes the sound source (11) ', or the sound from a microphone input, and an infrared LED that transmits it. (13) and a remote control (14 ) Allows the user to operate the device while sleeping.
- the sound source transmitter (5) receives a signal from a clock (15) having a timer / wake-up function in addition to the sound source (11) on the input side, and receives a signal from the clock (15).
- the head (6) is vibrated by a signal to wake up or to operate a timer.
- the sound can be transmitted as stereo from the transmitting unit (13) to the receiving unit (9).
- the receiving unit In 9
- transmission from the sound source (11) to the transmitter (5) is performed by connecting to the line input terminal (20) with a cable, but if the cable is disconnected, it will be connected to the internal microphone of the transmitter (5). It is configured to switch automatically and receive audio.
- the elastic cushioning material (3) is formed in a pad shape with a predetermined surface area and thickness by a nonwoven fabric in which a fibrous body made of a polyester resin is bonded by an adhesive or a fusion force of the resin itself.
- the surface area of the elastic cushioning material (3) is determined by the number of bone conduction speakers (3) that are arranged so that one of them comes into contact with the head (6) when the listener lies down. It is 15 cm long and 30 cm wide, which is larger than the distance of 2).
- the thickness protects the bone conduction speaker (2) and the presence of the speaker when the head (6) is placed on it
- the pillow (1) has a thickness that suppresses the uncomfortable feeling and provides comfortable cushioning, absorbs speaker vibration, and suppresses the generation of airborne sound, that is, the sound leakage. 16) Also on top, it is formed to a thickness that gives a good feeling of use, for example, 25 mm thick.
- the listener can, for example, place a bone conduction switch on the pillow (16).
- the healthy person can hear the voice and music sufficiently even for the hearing impaired.
- the pad (1) sinks into the pillow (16) due to the weight of the head, and even if the side part (9a) of the light receiving part (9) is blocked, the upper part (9b) Even if the entire light receiving part (9) is covered with hair etc. due to the listener turning over, the side part (9a) of the light receiving part (9) on the other side ) Alternatively, signal light can be received by the upper surface part (9b).
- the signal light is emitted from the upper surface (13b) of the spherical light emitting section (13), and the infrared signal is reflected without any trouble due to ceiling reflection. Can be transmitted to the light receiving surface (9a) (9b) of the receiver.
- the side of the DC power supply section (8) installed on one of the upper sides of the pad with built-in bone conduction speaker (1) is used to charge the battery.
- a connection terminal (25) for audio signal input is provided along with a charging terminal (24) connected to the adapter.
- the transmitter ( 5) By directly inputting an audio signal from the sound source (11) to this jack (25), the transmitter ( 5) The user can listen to music, etc., using the bone conduction speaker pad (1) without any intervention.
- Figure 7 shows the elastic cushioning material (3) when the same level of sound vibration is applied to the bone conduction speaker (2). ) Is comparison data with other cushioning materials that measured the generation of air-borne noise due to the frequency of 25 Hz to 10 kHz on the horizontal axis and the sound pressure level on the vertical axis.
- (A) is a nonwoven fabric of the elastic cushioning material (3) of the present invention, and (b) is a vibration isolator (75) filled with a gel-like solution. )), And (c) is a conventional cushioning material made of polyurethane foam.
- Polyurethane is an open-celled foam, and the walls of the cells are connected by a surface, so that vibrations are easily transmitted due to a large-area contact relationship.
- the cushioning material (3) of the nonwoven fabric of the present invention since the fibers are superposed, the torsion of the bone conduction speaker (2) is transmitted to the fibers. This causes friction between the fibers and the vibration of the loudspeakers is converted into thermal energy, which attenuates the airborne sound.
- the vibrating fiber portion is linear, it is less likely to be converted into air vibration than a urethane sheet, which is considered to result in less air-borne noise.
- the pad (31) with a built-in bone conduction speaker shown in Fig. 8 (a) where the same reference numerals are given to the same parts as in the previous embodiment is surrounded by an elastic buffer (33) around the bone conduction speaker (2).
- An annular slit (33a) is formed, the pad (31) is placed on the pillow (16), and when the head (6) is placed on the pad (31), its gravity
- the bone conduction speaker (2) and the elastic cushioning material (33b) in the slit (33a) are buried in the elastic cushioning material (33) from the radius.
- the bone conduction speaker (2) protruding from the surface of the elastic cushioning material (33) can be used with less contact with the user's head (6).
- the bone conduction speaker (2) and the elastic cushioning material (.33b) in the slit (33a) are connected to the elastic cushioning material (33 ), The transmission of vibration at the boundary (slit) is cut off, and the generation of airborne noise can be further suppressed.
- FIG. 9 shows still another embodiment of the present invention in which the same reference numerals are given as above, and the elastic cushioning material (53) is divided into upper and lower layers, and the upper cushioning material (53a) is formed.
- the bone conduction speaker (2) is buried in the through holes (53c) formed at predetermined intervals on the surface, and the lead wires (17) connected to the bone conduction speaker (2) are vertically elastically cushioned. It is sandwiched between the members (53a) and (53b) and connected to the receiver (9).
- the bone conduction speaker (2) is placed on the upper surface of the lower cushioning material (53b) within the through hole (53c) of the upper cushioning material (53a), and the elastic cushioning material (53) ) Can be located on the same plane as or slightly below the outer periphery of the upper surface of the), and the contact with the user's head (6) can be reduced. Further, since the lead wire (17) is passed between the upper and lower cushioning members (53a) and (53b), the holding and fixing thereof can be performed easily and securely, and the lead wire (17) can be protected from external force.
- the cover (4) has a bag-like shape and is provided with a zipper (4a) on one side so that it can be detached from the main body. If the cover (4) becomes dirty, remove it and wash it.
- This cover (4) is provided with a mounting band (not shown), which can be attached to the pillow (16), as well as the backrest of the sofa and the head of the passenger car. It can be freely attached to a dress or the like. [Industrial Applicability] According to the present invention, not only healthy persons but also hearing-impaired persons can enjoy music and the like.
- the present invention is used as a bone conduction speed apparatus in which restrictions on audio signal input are relaxed. be able to.
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Pulmonology (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/566,650 US20070053530A1 (en) | 2003-09-02 | 2004-02-27 | Bone-conduction speaker device |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003-310769 | 2003-09-02 | ||
JP2003-310765 | 2003-09-02 | ||
JP2003310765A JP2005080135A (ja) | 2003-09-02 | 2003-09-02 | 骨伝導スピーカ内蔵パッド |
JP2003310769A JP2005080136A (ja) | 2003-09-02 | 2003-09-02 | 骨伝導スピーカ装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005025265A1 true WO2005025265A1 (ja) | 2005-03-17 |
Family
ID=34277695
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/002422 WO2005025265A1 (ja) | 2003-09-02 | 2004-02-27 | 骨伝導スピーカ装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20070053530A1 (ja) |
KR (1) | KR20060038902A (ja) |
TW (1) | TW200511874A (ja) |
WO (1) | WO2005025265A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116112843A (zh) * | 2023-04-13 | 2023-05-12 | 深圳市鑫正宇科技有限公司 | 一种骨传导耳机扩展音箱 |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100040241A1 (en) * | 2008-08-05 | 2010-02-18 | Crest Electronics, Inc. | Healthcare industry wireless audio systems |
US10112029B2 (en) * | 2009-06-19 | 2018-10-30 | Integrated Listening Systems, LLC | Bone conduction apparatus and multi-sensory brain integration method |
US11528547B2 (en) * | 2009-06-19 | 2022-12-13 | Dreampad Llc | Bone conduction apparatus |
KR100972060B1 (ko) * | 2010-02-10 | 2010-07-22 | 강성원 | 경혈 지압용 베개 |
CN109039391B (zh) | 2010-12-27 | 2021-08-10 | 株式会社精好 | 移动电话 |
KR101973346B1 (ko) | 2012-01-20 | 2019-04-26 | 파인웰 씨오., 엘티디 | 연골 전도부를 갖는 휴대 전화 |
KR101644261B1 (ko) | 2012-06-29 | 2016-07-29 | 로무 가부시키가이샤 | 스테레오 이어폰 |
WO2014081452A1 (en) | 2012-11-26 | 2014-05-30 | Integrated Listening Systems | Bone conduction apparatus and multi-sensory brain integration method |
KR101877652B1 (ko) | 2013-08-23 | 2018-07-12 | 로무 가부시키가이샤 | 휴대 전화 |
WO2015060230A1 (ja) | 2013-10-24 | 2015-04-30 | ローム株式会社 | 腕輪型送受話装置、腕輪型報知装置 |
US20160030280A1 (en) * | 2014-07-31 | 2016-02-04 | Sensory Neurostimulation, Inc. | Non-Contact Sonic Treatment for Restless Legs Syndrome |
JP6551919B2 (ja) | 2014-08-20 | 2019-07-31 | 株式会社ファインウェル | 見守りシステム、見守り検知装置および見守り通報装置 |
KR101973486B1 (ko) | 2014-12-18 | 2019-04-29 | 파인웰 씨오., 엘티디 | 전자형 진동 유닛을 사용한 연골 전도 청취 장치 및 전자형 진동 유닛 |
KR102056550B1 (ko) | 2015-07-15 | 2019-12-16 | 파인웰 씨오., 엘티디 | 로봇 및 로봇 시스템 |
JP6551929B2 (ja) | 2015-09-16 | 2019-07-31 | 株式会社ファインウェル | 受話機能を有する腕時計 |
WO2017126406A1 (ja) | 2016-01-19 | 2017-07-27 | ローム株式会社 | ペン型送受話装置 |
US10751503B2 (en) * | 2018-03-02 | 2020-08-25 | Philip Root | Bone conduction body support system |
JP6604669B1 (ja) * | 2018-09-06 | 2019-11-13 | neten株式会社 | 骨振動体感装置及びそれを使用する方法 |
CN112153542A (zh) * | 2018-09-18 | 2020-12-29 | 徐发喜 | 一种骨传导扬声器 |
JP2020053948A (ja) | 2018-09-28 | 2020-04-02 | 株式会社ファインウェル | 聴取装置 |
KR200490485Y1 (ko) * | 2019-06-11 | 2019-11-18 | 한광석 | 기능성 보조베개 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03175798A (ja) * | 1989-12-04 | 1991-07-30 | Foster Electric Co Ltd | 音声聴取用ヘッドレスト |
JPH07245793A (ja) * | 1994-03-03 | 1995-09-19 | Bodeisonitsuku Kk | 簡易装着型体感振動装置 |
-
2004
- 2004-02-27 US US10/566,650 patent/US20070053530A1/en not_active Abandoned
- 2004-02-27 KR KR1020057006439A patent/KR20060038902A/ko not_active Application Discontinuation
- 2004-02-27 WO PCT/JP2004/002422 patent/WO2005025265A1/ja active Application Filing
- 2004-03-05 TW TW093105919A patent/TW200511874A/zh unknown
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03175798A (ja) * | 1989-12-04 | 1991-07-30 | Foster Electric Co Ltd | 音声聴取用ヘッドレスト |
JPH07245793A (ja) * | 1994-03-03 | 1995-09-19 | Bodeisonitsuku Kk | 簡易装着型体感振動装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116112843A (zh) * | 2023-04-13 | 2023-05-12 | 深圳市鑫正宇科技有限公司 | 一种骨传导耳机扩展音箱 |
CN116112843B (zh) * | 2023-04-13 | 2023-06-16 | 深圳市鑫正宇科技有限公司 | 一种骨传导耳机扩展音箱 |
Also Published As
Publication number | Publication date |
---|---|
TW200511874A (en) | 2005-03-16 |
KR20060038902A (ko) | 2006-05-04 |
US20070053530A1 (en) | 2007-03-08 |
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