WO2009113319A1 - Fauteuil à haut-parleur incorporé - Google Patents

Fauteuil à haut-parleur incorporé Download PDF

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Publication number
WO2009113319A1
WO2009113319A1 PCT/JP2009/001144 JP2009001144W WO2009113319A1 WO 2009113319 A1 WO2009113319 A1 WO 2009113319A1 JP 2009001144 W JP2009001144 W JP 2009001144W WO 2009113319 A1 WO2009113319 A1 WO 2009113319A1
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WO
WIPO (PCT)
Prior art keywords
speaker
chair
sound
center
built
Prior art date
Application number
PCT/JP2009/001144
Other languages
English (en)
Japanese (ja)
Inventor
吉野戈普
伊東作二
下平実門
Original Assignee
タカノ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by タカノ株式会社 filed Critical タカノ株式会社
Priority to JP2010502733A priority Critical patent/JPWO2009113319A1/ja
Publication of WO2009113319A1 publication Critical patent/WO2009113319A1/fr

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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
    • H04R1/028—Casings; Cabinets ; Supports therefor; Mountings therein associated with devices performing functions other than acoustics, e.g. electric candles
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/62—Accessories for chairs
    • A47C7/72—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like
    • A47C7/727—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like with speakers
    • 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers
    • 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
    • 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

Definitions

  • the present invention relates to a speaker built-in chair. More specifically, the present invention relates to a speaker built-in chair that incorporates each speaker constituting a multi-channel speaker system and reproduces sound in accordance with an image displayed on a display surface of a front image display device.
  • the center speaker reproduces the sound from the front, such as the dialogue of the characters in the video, but the dialogue of the video characters is close to your body by incorporating the center speaker into the chair. Will cause the viewer to feel uncomfortable.
  • a 5.1 channel surround speaker will be described as an example.
  • the sound output from the surround speaker is reflected by the second reflector and returns toward the seated viewer.
  • the viewer who has listened to the reflected sound has the illusion that the sound source is far away from the position where the surround speaker is actually installed. That is, a virtual sound source of sound reproduced by a surround speaker is created at a distance.
  • the speaker built-in chair according to claim 5 is such that a center speaker is installed at the center in the width direction facing the front. Therefore, when the first reflector is installed in front of the speaker built-in chair, the sound of the center speaker is emitted toward the first reflector and is reflected by the first reflector and sits on the chair. Come back straight to the viewer.
  • the speaker built-in chair according to claim 7 is provided with a diffusion surface in which irregular irregularities are continuously formed on the reflection surface of the second reflector. Therefore, the sound reflected by the second reflector is irregularly reflected by the diffusing surface, and the reflected sound can be prevented from concentrating on a specific place.
  • the speaker built-in chair according to claim 8 includes a subwoofer, and includes an opening that opens to the seated person and communicates with the space behind the diaphragm of the subwoofer. Therefore, when the air in the space behind the diaphragm is vibrated by the vibration of the diaphragm of the subwoofer, an air flow through the opening is formed, and a wind is generated from the opening toward the seated person.
  • the leg portion may be a speaker box provided separately from the chair body.
  • the speaker box may be a pair of left and right speaker boxes as in the speaker built-in chair according to claim 11.
  • a virtual sound source of sound reproduced by the center speaker can be created in the front, so that, for example, a speech spoken by a video character can be heard from the direction of the video display device. Therefore, it is possible to prevent a sense of discomfort caused by the sound of the center speaker being heard from a different direction from the video.
  • the center speaker can be incorporated into the chair, and a so-called all-in-one chair can be provided for the speaker of the multi-channel speaker system. That is, it is possible to achieve both the incorporation of the multi-channel speaker system into the chairs of all speakers and the natural way of hearing the sound reproduced by the center speaker.
  • the multi-channel speaker system has a large number of speakers, so wiring and construction becomes troublesome if speakers are provided separately, but the trouble of wiring and construction can be eliminated by using the all-in-one method, as well as moving and layout. It is possible to easily move the place due to a change or the like, and further improve usability. And by incorporating all the speakers into the chair, it is possible to create a sound field that wraps around the chair, and you can enjoy powerful sound personally without making a loud sound that resonates throughout the room. That is, a realistic sensation can be easily obtained with a small volume. On the other hand, it is possible to prevent other people inside and outside the room from being disturbed by noise. Furthermore, since there is no need to place wiring or separate speakers in the room, the room can be made clean.
  • a speaker When a speaker is incorporated in a chair, the speaker is incorporated in a position close to the seated person.
  • a virtual sound source can be created at a position away from the viewer by reflecting the sound emitted from the speaker to the second reflector. Therefore, you can enjoy a more realistic sound.
  • the first reflector is installed in front of the speaker built-in chair.
  • the speaker built-in chair according to claim 5 since the center speaker is installed facing the front in the center in the width direction, the sound of the center speaker is seated on the chair as compared with the case where the center speaker is provided at another position. Can be reflected most toward the viewer. Therefore, the sound of the center speaker can be heard efficiently.
  • the sound of the left and right front speakers can also be reflected by the first reflector so that the reflected sound can be heard. Can be made far away.
  • the speaker built-in chair according to claim 11 can be adapted to chair bodies having different widths by adjusting the distance between the left and right speaker boxes in accordance with the width of the chair body.
  • FIG. 4 is a cross-sectional view of the orientation adjusting device taken along line IV-IV in FIG. 3. It is sectional drawing which shows the attachment state of a surround speaker.
  • FIG. 4 is a perspective view which shows an example of embodiment of the speaker built-in chair of this invention.
  • It is a front view which shows 2nd Embodiment of the speaker built-in chair of this invention.
  • It is a top view of the same speaker incorporation chair. It is a top view of the state which removed the seat cushion and backrest cushion of the speaker built-in chair.
  • FIG. 1 shows a first embodiment of a speaker built-in chair of the present invention.
  • the speaker built-in chair is arranged facing the video display device 1 and incorporates each speaker of a multi-channel speaker system including a center speaker 2 that reproduces sound from the front.
  • a 5.1 channel surround system is adopted as the multichannel speaker system. Therefore, the center speaker 2, the left and right front speakers 3, the left and right surround speakers 4, and the subwoofer speaker 5 are incorporated in the chair.
  • the multi-channel speaker system that can be adopted is not limited to the 5.1 channel surround system, but may be, for example, a 6.1 channel surround system, and any other system that has a center speaker 2 that reproduces sound from the front. A system with a number of channels may be used.
  • the chair is, for example, a sofa.
  • the sofa may be a single person or a single person.
  • applicable chairs are not limited to sofas, and may be easy chairs or other chairs, for example.
  • the chair is disposed so as to face the image display device 1 such as a display or a screen for displaying an image.
  • the center speaker 2 creates a virtual sound source 28 in front by reflecting sound to the first reflector 6 installed in front.
  • one virtual sound source 28 is made forward using two center speakers 2.
  • the two center speakers 2 are incorporated in front of the left and right armrests 7 of the chair, for example.
  • the installation position of the center speaker 2 is not limited to the front surface of the armrest 7, and is not particularly limited as long as it is a position where sound can be emitted toward the front.
  • it may be incorporated into the front surface of the seat portion or the like, or may be incorporated into the front surface of the leg portion as long as the leg portion can incorporate the center speaker 2.
  • the number of center speakers 2 is not limited to two, and may be one, or three or more depending on circumstances.
  • a unidirectional speaker is used as the center speaker 2.
  • the directivity of the center speaker 2 is made unidirectional by attaching a cylindrical duct 8 having sound absorbing properties in front of the diaphragm 2a.
  • the means for making the directivity of the center speaker 2 unidirectional is not limited to this.
  • the actuator 15 is, for example, an electric motor (hereinafter referred to as a turning drive motor 15).
  • a worm gear 16 is attached to the output shaft of the turning drive motor 15, and the worm gear 16 meshes with a gear portion 14 a formed on the turning plate 14. Therefore, the rotation of the turning drive motor 15 is decelerated and transmitted to the turning plate 14.
  • the orientation adjusting device 9 is not limited to one that can adjust the orientation of the center speaker 2 in both the left-right direction and the up-down direction, but can be adjusted only in either the left-right direction or the up-down direction. It may be.
  • the vertical adjustment mechanism 11 includes, for example, a support body 17 fixed to the swivel plate 14, a holder 19 attached to the support body 17 so as to be rotatable about a horizontal axis 18, and a tilt of the holder 19 by rotating the holder 19.
  • the actuator 20 is configured.
  • the actuator 20 is, for example, an electric motor (hereinafter referred to as a vertical drive motor 20).
  • a worm gear 21 is attached to the output shaft of the vertical drive motor 20, and the worm gear 21 meshes with a gear portion 19 a formed on the holder 19. Therefore, the rotation of the vertical drive motor 20 is decelerated and transmitted to the holder 19.
  • the holder 19 can be rotated upward or downward to change the inclination.
  • the operation switches (not shown) of the motors 15 and 20 are provided on the upper surface of the armrest 7, for example. Both the turning drive motor 15 and the up / down driving motor 20 may be operated by one operation switch, or the turning drive motor 15 and the up / down driving motor 20 are respectively operated using separate operation switches. You may make it operate separately.
  • the motors 15 and 20 of the direction adjusting device 9 (hereinafter referred to as the left and right direction adjusting device 9) of the left and right center speakers 2 may be operated by the left and right common operation switches, or the left and right direction adjusting device.
  • a dedicated operation switch may be provided for every nine so as to be operated separately on the left and right.
  • the left / right direction adjusting device 9 is moved symmetrically, and is placed in front of the central portion in the width direction of the chair.
  • the virtual sound source 28 may be always created.
  • the center speaker 2 includes an optical sighting device 22 that emits a sighting beam in a direction in which sound is emitted.
  • the optical sighting device 22 for example, a laser pointer that irradiates a laser beam as a sighting light beam, a sighting device that irradiates the sighting light by aligning the traveling direction of visible light using a lens, and the like can be used.
  • the optical sighting device 22 is attached to the distal end portion of the center speaker 2 in a state where the sound output direction and the irradiation direction of the aiming light beam are exactly matched.
  • the optical sighting device 22 is fixed to the distal end portion of the duct 8.
  • the first reflector 6 is a display surface of the video display device 1.
  • a display that reflects sound, a screen, or the like can be used.
  • the present invention is not limited to these, and any other video display device 1 may be used as long as it reflects sound.
  • the left and right front speakers 3 are incorporated upward, for example, on the front upper surface of the left and right armrests 7.
  • the left and right surround speakers 4 are incorporated, for example, on the upper surfaces of the left and right ends of the backrest.
  • the subwoofer speaker 5 is incorporated inward on the inner side surface of the central portion of the left armrest 7, for example.
  • At least one of the speakers 3 to 5 other than the center speaker 2 is incorporated in a direction different from the direction toward the seated person (viewer), and the sound output from the speaker is directed toward the seated person.
  • a second reflector 24 that reflects the light may be provided.
  • the left and right surround speakers 4 are incorporated in a direction different from the direction toward the seated person, and the sound emitted from the left and right surround speakers 4 is applied to the second reflector 24 and reflected toward the seating position. I try to let them.
  • a recess 26 that is elongated in the width direction of the chair is formed on the upper surface of the backrest 25, and the left and right surround speakers 4 are incorporated at both ends of the recess 26. As shown in FIG.
  • the recess 26 is opened obliquely backward, and the left and right surround speakers 4 are also incorporated obliquely backward.
  • the second reflector 24 also functions as a cover plate that closes the recess 26, and its rear edge is attached to the upper surface of the backrest 25 by a hinge (not shown).
  • the second reflector 24 is opened when the left and right surround speakers 4 are used.
  • locking means (not shown) locks the second reflector 24, and the second reflector 24. Stop while tilting forward. Thereby, the left and right surround speakers 4 are exposed.
  • the locking means is removed and the second reflector 24 is tilted.
  • the recess 26 is closed by tilting the second reflector 24.
  • the sound emitted from the left and right surround speakers 4 is reflected by the second reflector 24 toward the seated person. Since the seated person hears the reflected sound, it feels as if the sound source is far from the actual position of the surround speaker 4.
  • the concave portion 26 can be hidden and the appearance can be improved when the surround speaker 4 is not used.
  • the sound emitted forward from the center speaker 2 is reflected by the first reflector 6 and returns toward the seated person.
  • the seated person who heard the reflected sound has the illusion that there is a sound source in front. That is, since the virtual sound source 28 of the sound reproduced by the center speaker 2 can be created in the forward direction, for example, a speech spoken by a video character can be heard from the direction of the video display device. Therefore, it is possible to prevent a sense of discomfort caused by the sound of the center speaker 2 being heard from a direction different from the video. Further, since the uncomfortable feeling can be prevented, the center speaker 2 can be incorporated in the chair, and a so-called all-in-one chair incorporating all the speakers 2 to 5 can be realized.
  • the sound emitted from the left and right surround speakers 4 is reflected by the second reflector 24 and returns toward the viewer sitting on the chair.
  • the viewer who has listened to the reflected sound has an illusion that the sound source is far from the actual position of the surround speaker 4. Therefore, you can enjoy a more realistic sound.
  • the seated person listens to the sound from the left and right front speakers 3 and the sound from the subwoofer speaker 5.
  • 5.1 channel surround can be reproduced by the speakers 2 to 5.
  • the virtual sound source 28 can be created on the video display device 1 side.
  • the direction in which the sound emitted from the center speaker of the video is heard can be matched. Therefore, the video can be enjoyed more realistically.
  • sound can be emitted from the vicinity of the seated person by incorporating the speakers 2 to 5 into the chair, so that a realistic feeling can be easily obtained with a small volume.
  • sound can be emitted from the vicinity of the seated person, and it can be satisfied even if the volume of each speaker is low.
  • an all-in-one system in which all speakers including the center speaker 2 are incorporated can be realized. Further, it is possible to easily move the place by moving or changing the layout, and to improve usability. Furthermore, since there is no need to place wiring or separate speakers in the room, the room can be made clean.
  • a center speaker 2 is installed facing the front at the center in the width direction.
  • the left and right front speakers 3 are installed facing the front on the left and right sides.
  • the left and right front speakers 3 may be installed diagonally forward on the inner side or may be installed diagonally forward on the outer side.
  • the chair is, for example, a sofa.
  • the sofa of the present embodiment includes three seats 31 to 33, that is, a central fixed seat 31 and movable seats 32 and 33 provided on both the left and right sides of the fixed seat 31.
  • the central fixed sheet 31 has a trapezoidal shape in which the shape seen from above is narrower in the front width than the rear width, and the left and right movable sheets 32 and 33 and the left and right armrest portions 7 It is provided in the direction.
  • the left and right movable seats 32 and 33 can be pulled out forward.
  • a space between the backrest 25 and the rear plate 34 is covered with a pair of left and right covers 35, 35, and parts of the covers 35, 35 are cut away.
  • a second reflector 24 is attached at a position facing the notch 35a of each cover 35, 35 of the rear plate 34 so as to be openable and closable so as to cover the notch 35a.
  • the inner surface of the second reflector 24 is a reflecting surface.
  • This sofa is supported by a plurality of rod-like legs 36.
  • the 1st reflector 6 is provided in the front of the width run center part of a chair.
  • the speaker system of this embodiment is a 5.1 channel surround system, and there are six types of signals: center (C), left and right front (FR, FL), left and right surround (SR, SL), and subwoofer (SW).
  • a signal is used (FIG. 11).
  • three speakers as the center speaker 2 six speakers as the left front speaker 3, six speakers as the right front speaker 3, four speakers as the left surround speaker 4, and right
  • the surround speakers 4 include four speakers, and the subwoofer speakers 5 include two speakers. These speakers are divided into five speaker boxes 37 to 41, for example.
  • the three center speakers 2, one left front speaker 3, and one right front speaker 3 are incorporated in front of a front center speaker box (hereinafter referred to as an FC speaker box) 37.
  • the FC speaker box 37 is installed on the front surface of the seat base 31a of the fixed seat 31 so that each speaker faces the front of the sofa.
  • the remaining five left front speakers 3 and one subwoofer speaker 5 are incorporated in a front left speaker box (hereinafter referred to as “FL speaker box”) 38.
  • the five left front speakers 3 are incorporated in the front surface of the FL speaker box 38.
  • the subwoofer speaker 5 is incorporated in the bottom surface of the FL speaker box 38.
  • the FL speaker box 38 is installed on the front surface of the left armrest portion 7 so that the left front speaker 3 faces the front of the sofa.
  • the remaining five right front speakers 3 and the remaining one subwoofer speaker 5 are incorporated in a front light speaker box (hereinafter referred to as FR speaker box) 39.
  • the five right front speakers 3 are incorporated in the front surface of the FR speaker box 39.
  • the subwoofer speaker 5 is incorporated in the bottom surface of the FR speaker box 39.
  • the FR speaker box 39 is installed on the front surface of the right armrest portion 7 so that the right front speaker 3 faces the front of the sofa.
  • the four left surround speakers 4 are incorporated in the rear surface of the rear left speaker box (hereinafter referred to as RL speaker box) 40 facing diagonally upward.
  • the RL speaker box 40 is accommodated in a space 42 in the left cover 35 and is fixed to the back surface of the left cover 35 so that the left surround speaker 4 faces the notch 35a.
  • the four right surround speakers 4 are incorporated in the rear surface of the rear light speaker box (hereinafter referred to as RR speaker box) 41 facing obliquely upward.
  • the RR speaker box 41 is accommodated in a space 42 in the right cover 35 and is fixed to the back surface of the right cover 35 so that the right surround speaker 4 faces the notch 35a.
  • each vibrator 43 is provided as output destinations of the SW signal.
  • the vibrators 43 are attached to three diaphragms 44 two by two.
  • the vibration plate 44 is attached to the back surface of the seat cushion of the fixed seat 31 and the back surfaces of the seat cushions of the left and right movable seats 32 and 33 so as to vibrate. Therefore, the diaphragm 44 is vibrated by the vibration of the vibrator 43, and the seat cushions of the seats 31, 32, 33 are vibrated.
  • the C signal is input to the crossover circuit 48 via a level circuit 45 capable of adjusting the sound volume, an equalizer circuit 46 capable of correcting the signal, and a delay circuit 47 capable of adjusting the timing with other signals.
  • the high frequency sound signal is output from the output unit (DA-4) 49 to the amplifier 50 connected to the center speaker (tweeter) 2, and the low frequency sound signal is output from the output unit (DA-5) 49.
  • the signal is output to the amplifier 50 connected to the center speaker (woofer) 2.
  • the crossover circuit 48 outputs a signal of 7.1 kHz or less to the output unit (DA-5) 49 on the woofer side, and outputs a signal larger than 7.1 to the output unit (tweeter side).
  • DA-4 output to 49.
  • the frequency distribution is not limited to this.
  • the FL signal is input to the center side circuit 51 and the front side circuit 52.
  • the FL signal input to the center side circuit 51 is output from the output unit 49 to the amplifier 50 connected to the left front speaker 3 of the FC speaker box 37 via the level circuit 45 ⁇ the equalizer circuit 46 ⁇ the delay circuit 47.
  • the FL signal input to the front circuit 52 is input to the crossover circuit 48 via the level circuit 45 ⁇ the equalizer circuit 46 ⁇ the delay circuit 47.
  • the high frequency sound signal is output from the output unit (DA-1) 49 to the amplifier 50 connected to the front speaker (tweeter) 3, and the low frequency sound signal is output from the output unit (DA-2) 49.
  • the signal is output to the amplifier 50 connected to the center speaker (woofer) 3.
  • the frequency distribution in the crossover circuit 48 is set to be the same as that of the C signal crossover circuit 48. However, the setting is not necessarily the same, and the setting may be changed.
  • the FR signal is input to the center side circuit 51 and the front side circuit 52.
  • the FR signal input to the center side circuit 51 is connected from the output unit (DA-8) 49 to the right front speaker 3 of the FC speaker box 37 via the level circuit 45 ⁇ the equalizer circuit 46 ⁇ the delay circuit 47. It is output to the amplifier 50.
  • the FR signal input to the front circuit 52 is input to the crossover circuit 48 via the level circuit 45 ⁇ the equalizer circuit 46 ⁇ the delay circuit 47.
  • the high frequency sound signal is output from the output unit (DA-6) 49 to the amplifier 50 connected to the front speaker (tweeter) 3, and the low frequency sound signal is output from the output unit (DA-7) 49.
  • the signal is output to the amplifier 50 connected to the center speaker (woofer) 3.
  • the frequency distribution in the crossover circuit 48 is set to be the same as that of the C signal crossover circuit 48. However, the setting is not necessarily the same, and the setting may be changed.
  • the left and right front speakers 3 are also provided in the FC speaker box 37 and the sound of the FL signal and the FR signal is also emitted from the central portion in the width direction of the sofa, so that the reflected sound from the first reflector 6 can be increased. That is, when the left and right front speakers 3 are output from only the left and right sides of the sofa, the reflected sound from the first reflector 6 may be insufficient. The sound reflected from the first reflector 6 can be increased by taking out from the part. However, if the reflected sound of the front speakers 3 provided on the left and right sides of the sofa is sufficient, the front speakers 3 do not have to be provided at the center in the width direction of the sofa.
  • the SR signal is input to the amplifier 50 connected to the right surround speaker 4 via the level circuit 45 ⁇ the equalizer circuit 46 ⁇ the delay circuit 47 ⁇ the compressor circuit 53.
  • the right surround speaker 4 is provided on the rear right side of the right speaker box 61, the right surround back speaker is provided on the rear surface of the right speaker box 61, and the right subwoofer speaker 5 is provided on the bottom surface of the right speaker box 61. It has been.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)

Abstract

La direction d'où proviennent les sons qu'on entend et qui sont reproduits par des haut-parleurs centraux et la direction partant d'une position où s'affiche une vidéo correspondent. Un fauteuil est placé à l'opposé d'un dispositif d'affichage vidéo (1), et le fauteuil comporte des haut-parleurs incorporés (2 à 5) d'un système haut-parleurs multicanaux comprenant des haut-parleurs centraux (2) qui reproduisent les sons provenant de devant. Les haut-parleurs centraux (2) permettent à un premier réflecteur (6) installé devant de réfléchir les sons, d'où la création d'une source sonore virtuelle (28) devant.
PCT/JP2009/001144 2008-03-13 2009-03-13 Fauteuil à haut-parleur incorporé WO2009113319A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2010502733A JPWO2009113319A1 (ja) 2008-03-13 2009-03-13 スピーカ組み込み椅子

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008063766 2008-03-13
JP2008-063766 2008-03-13

Publications (1)

Publication Number Publication Date
WO2009113319A1 true WO2009113319A1 (fr) 2009-09-17

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Application Number Title Priority Date Filing Date
PCT/JP2009/001144 WO2009113319A1 (fr) 2008-03-13 2009-03-13 Fauteuil à haut-parleur incorporé

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JP (1) JPWO2009113319A1 (fr)
WO (1) WO2009113319A1 (fr)

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ITRM20100309A1 (it) * 2010-06-08 2011-12-09 Alessandro Mazzocchi Poltrona, divano, sdraio video-acustico.
US9088842B2 (en) 2013-03-13 2015-07-21 Bose Corporation Grille for electroacoustic transducer
US9327628B2 (en) 2013-05-31 2016-05-03 Bose Corporation Automobile headrest
US9532132B2 (en) 2013-09-09 2016-12-27 Shinichirou NAKAISHI Hearing-impaired person assistance speaker
WO2017087266A1 (fr) * 2015-11-19 2017-05-26 Sac Acquisition Llc Systèmes de meubles électroniques avec haut-parleurs internes intégrés
US9699537B2 (en) 2014-01-14 2017-07-04 Bose Corporation Vehicle headrest with speakers
US20180041354A1 (en) * 2015-11-19 2018-02-08 The Lovesac Company Electronic Furniture Systems with Integrated Artificial Intelligence
CN108781327A (zh) * 2016-03-10 2018-11-09 索尼公司 信息处理装置、信息处理方法以及程序
US10143307B2 (en) 2015-11-19 2018-12-04 The Lovesac Company Furniture system with recliner assembly
US10236643B2 (en) 2015-11-19 2019-03-19 The Lovesac Company Electrical hub for furniture assemblies
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US11178486B2 (en) 2015-11-19 2021-11-16 The Lovesac Company Modular furniture speaker assembly with reconfigurable transverse members
US11178487B2 (en) 2015-11-19 2021-11-16 The Lovesac Company Electronic furniture systems with integrated induction charger
JP7113752B2 (ja) 2015-11-19 2022-08-05 ザ ラブサック カンパニー 一体化された内蔵スピーカーを伴う電子家具システム
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US10462571B2 (en) 2017-07-10 2019-10-29 Gabriella White, Llc Chairs with wireless speaker system
US11832039B2 (en) 2021-04-12 2023-11-28 The Lovesac Company Tuning calibration technology for systems and methods for acoustically correcting sound loss through fabric
US11647840B2 (en) 2021-06-16 2023-05-16 The Lovesac Company Furniture console and methods of using the same
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