CN107396233A - Integrated sound-channel voice box - Google Patents

Integrated sound-channel voice box Download PDF

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Publication number
CN107396233A
CN107396233A CN201610323267.3A CN201610323267A CN107396233A CN 107396233 A CN107396233 A CN 107396233A CN 201610323267 A CN201610323267 A CN 201610323267A CN 107396233 A CN107396233 A CN 107396233A
Authority
CN
China
Prior art keywords
loudspeaker
sound
voice coil
holes
integrated sound
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201610323267.3A
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Chinese (zh)
Inventor
陈胜奇
林卫夫
陈珊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHENZHEN TTK TECHNOLOGY Co Ltd
Original Assignee
SHENZHEN TTK TECHNOLOGY Co Ltd
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 SHENZHEN TTK TECHNOLOGY Co Ltd filed Critical SHENZHEN TTK TECHNOLOGY Co Ltd
Priority to CN201610323267.3A priority Critical patent/CN107396233A/en
Publication of CN107396233A publication Critical patent/CN107396233A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/20Arrangements for obtaining desired frequency or directional characteristics

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)

Abstract

The present invention relates to audio amplifier field, more particularly to a kind of body adjustable-angle audio amplifier.It comprises at least casing, at least a circulating loudspeaker device and the pointing lamp being arranged on the casing, the circulating loudspeaker device comprises at least adjustable-angle base and directional loudspeaker, the directional loudspeaker has first axle along the direction of sound field, direction of the pointing lamp along beam projecting has second axis, and the second axis is parallel with first axle or overlaps.Integrated sound-channel voice box provided by the invention can meet different spaces for the individual demand around audio.

Description

Integrated sound-channel voice box
Technical field
The present invention relates to audio amplifier field, more particularly to a kind of body adjustable-angle audio amplifier.
Background technology
With the progress of science and technology and the raising of people's quality of life, to the quality requirement of audio amplifier also increasingly It is high.For common 5.1 track loudspeaker box systems at present, the audio amplifier of the left and right preposition audio of its generally use, Totally 6 audio amplifiers are independently arranged in building for the audio amplifier of left and right postposition sound effect, center-channel speaker and Super Bass Loudspeaker Enclosure Indoor different position surround audio to reach.The audio amplifier location layout being arranged such is connected by long electric wire When connecing, therefore connecting up electric wire can be caused in disorder, and be unfavorable for the attractive in appearance of Indoor environment, be less useful for detecting And maintenance.
Therefore, industry proposes integrated baffle box, it by the audio amplifier with various audios by being flush-mounted in one In casing, although however, this integrated baffle box eliminates the various defects of foregoing sound box system, its The building of any space structure is not particularly suited for around audio, if for example, the floor area of building is sufficiently large, The putting position of integrated baffle box and positioning remote from for listener, otherwise closer to the distance, its circular audio Even not as good as aforementioned arrangement in the independent audio amplifier of diverse location integral loop around audio.Therefore, how to meet Different spaces are industry urgent problems to be solved for the individual demand around audio.
The content of the invention
In view of this, present invention offer is a kind of can meet different spaces for the individual demand around audio Integrated sound-channel voice box.
The integrated sound-channel voice box provided by the invention comprises at least casing, is arranged on the casing At least a circulating loudspeaker device and pointing lamp, the circulating loudspeaker device comprise at least adjustable-angle Base and directional loudspeaker, direction of the directional loudspeaker along sound field have first axle, institute Stating direction of the pointing lamp along beam projecting has a second axis, the second axis it is parallel with first axle or Person overlaps.
In integrated sound-channel voice box provided by the invention, the pointing lamp is fixed on the directional loudspeaker On.
In integrated sound-channel voice box provided by the invention, the directional loudspeaker be high pitch loudspeaker or Horn loudspeaker.
In integrated sound-channel voice box provided by the invention, the directional loudspeaker comprises at least T iron, band The magnet in hole, pillar, voice coil loudspeaker voice coil, play ripple, pad with holes, cone, the first leading note barrel, reflecting drum and Second leading note barrel, the T iron, the magnet with holes and shim packs poststack with holes form first and housed Space, the pillar is located at the inside of the magnet with holes, between the pillar and the magnet with holes With gap, the voice coil loudspeaker voice coil is located at the gap location, and the voice coil loudspeaker voice coil is fixed on the pad by the bullet ripple On, the cone is located on the voice coil loudspeaker voice coil, and first leading note barrel is located on the cone, and described One leading note barrel has an openend away from the cone, and the reflecting drum back-off is in first guiding tube On openend, second leading note barrel has second receiving space for having an opening, the T iron, with holes Magnet, pillar, voice coil loudspeaker voice coil, bullet ripple, pad with holes, cone, the first leading note barrel, reflecting drum are respectively positioned on institute State in receiving space.In integrated sound-channel voice box provided by the invention, the adjustable-angle base is at least Including pedestal, U-shaped support frame, rotating shaft, the pedestal is fixed on the casing, the U-shaped support frame Bottom is connected by the rotating shaft with the pedestal, the symmetrical two sides of directional loudspeaker and the U The inner side of type support frame openend two is be hinged.
In integrated sound-channel voice box provided by the invention, support frame as described above passes through the connecting rod and the pedestal Connected mode be hinged.
In integrated sound-channel voice box provided by the invention, the casing include the first panel that is oppositely arranged and Second panel, the adjustable-angle base include flexible seal ring, screw, angle adjustment knob, fixation Part, the screw are connected with the angle adjustment knob, and second face is fixed in one end of the fixture On plate, the other end and the mode connects for screw, the directional loudspeaker are fixed on the flexible seal ring, Outside of the flexible seal ring along the directional loudspeaker sound outlet end stretches out, the angle Adjustment knob is arranged on the flexible seal ring.
In integrated sound-channel voice box provided by the invention, the integrated sound-channel voice box also includes being fixed on Front loudspeakers and center loudspeaker on the casing, the light source of the pointing lamp is LED or laser Lamp.
In integrated sound-channel voice box provided by the invention, the pointing lamp comprises at least:Taper caustic surface, It is arranged at light source inside the taper caustic surface, relative to the light source and another positioned at the taper caustic surface The convex lens of the setting of one end.
In the integrated sound-channel voice box provided by the invention, due to its have circulating loudspeaker device and Pointing lamp, the circulating loudspeaker device include adjustable-angle base and directional loudspeaker, the finger First axle of the tropism loudspeaker along the direction of sound field and the pointing lamp are along the direction of beam projecting Second axis is parallel or overlaps, and therefore, user can adjust directive property by adjustable-angle base and raise The angle of sound device, and can intuitively judge by the visual reference standard of the pointing lamp anti-by wall Whether the sound penetrated accurately delivers to the position of listener.Therefore, integrated multichannel sound provided by the invention Case can meet different spaces for the individual demand around audio.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the structural representation of the integrated sound-channel voice box 100 of a better embodiment provided by the invention Figure;
Fig. 2 is the structural representation of the directional loudspeaker of a better embodiment provided by the invention;
Fig. 3 is the audio principle schematic of integrated sound-channel voice box provided by the invention;
Fig. 4 is the structural representation of the circulating loudspeaker device 202 of a better embodiment provided by the invention Figure;
Fig. 5 is the structural representation of the integrated sound-channel voice box 300 of a better embodiment provided by the invention Figure;
Fig. 6 is that the internal structure of circulating loudspeaker device in integrated sound-channel voice box 300 shown in Fig. 5 is overlooked Schematic diagram;
Fig. 7 is a usage scenario figure of integrated sound-channel voice box 300 shown in Fig. 6;
Fig. 8 is the structural representation of the pointing lamp 103 of a better embodiment provided by the invention.
Embodiment
The integrated sound-channel voice box provided to illustrate the invention, says below in conjunction with Figure of description and word It is bright to be described in detail.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " connected ", " connection " should be interpreted broadly, and can be the electric connection of two element internals;Can be It is joined directly together, can also be indirectly connected by intermediary, for one of ordinary skill in the art Speech, the concrete meaning of above-mentioned term can be understood as the case may be.In addition, term " first ", " second " is only used for describing purpose, and it is not intended that instruction or hint relative importance or implicit finger The quantity of bright indicated technical characteristic.Thus, define " first ", the feature of " second " can be with Express or implicitly include one or more this feature.
Integrated sound-channel voice box in present embodiment is by taking 5.1 track loudspeaker box systems as an example.Such as Fig. 1 institutes Show, it is the structural representation of the integrated sound-channel voice box 100 of a better embodiment provided by the invention Figure, its comprise at least casing 101, two circulating loudspeaker devices 102a and 102b, two preposition raise one's voice Device 104a and 104b, a center loudspeaker 105 and a pointing lamp 103.The circulating loudspeaker device 102a includes adjustable-angle base and directional loudspeaker.By adjusting the adjustable-angle base The angle of the directional loudspeaker can be changed, namely the propagation of sound is pointed to.In present embodiment, two The circulating loudspeaker device 102a and 102b is arranged at the inside of the casing 101, in other embodiment party In formula, in order that the more preferably angle of regulation directional loudspeaker, by circulating loudspeaker device and can also be arranged at On casing.
As shown in Fig. 2 it is the knot of the directional loudspeaker for the better embodiment that present embodiment provides Structure schematic diagram, its comprise at least directional loudspeaker comprise at least T iron 1, magnet 2 with holes, pillar 3, Voice coil loudspeaker voice coil 4, bullet ripple 5, pad 6 with holes, cone 7, the first leading note barrel 8, reflecting drum 9 and second are led Sound cylinder 10, the T iron 1, the magnet 2 with holes and 6 heap poststacks of pad with holes form first and received Hold space, the pillar 3 be located at the inside of the magnet 2 with holes, the pillar 3 and described with holes There is gap, the voice coil loudspeaker voice coil 4 is located at the gap location, and the voice coil loudspeaker voice coil 4 passes through the bullet ripple between magnet 2 5 are fixed on the pad 6, and the cone 7 is located on the voice coil loudspeaker voice coil 4, first leading note barrel 8 On the cone 7, first leading note barrel 8 has an openend 80 away from the cone 7, The back-off of reflecting drum 9 is on the openend 80 of first guiding tube 8, second leading note barrel 10 With second receiving space for having opening, the T iron 1, magnet 2 with holes, pillar 3, voice coil loudspeaker voice coil 4, Play ripple 5, pad 6 with holes, cone 7, the first leading note barrel 8, reflecting drum 9 and be respectively positioned on the receiving space It is interior.The propagation path of sound shown in phantom with the arrow in figure.Sound, which promotes, plays ripple 5 and cone 7 Vibration, by the reflection of reflecting drum 9, and the second leading note barrel 10 and guiding so that the sensing of sound Property is stronger.In a kind of better embodiment, pointing lamp 103 is located at the reflecting drum 9 away from described first The most central position of the end face 90 of the openend of guiding tube 8.
The circulating loudspeaker device is rearmounted circulating loudspeaker device.In another embodiment, it is another The circulating loudspeaker device 102b can include or not include adjustable setting and directional loudspeaker.
As shown in figure 3, it is the audio principle schematic of integrated sound-channel voice box provided by the invention.Institute Stating direction of the directional loudspeaker 102 along sound field has a first axle p, and the pointing lamp 103 is along light The direction of line outgoing has second axis q, the second axis q parallel with first axle p.In a building In thing 10, the integrated sound-channel voice box 100 is located at the location A of building 10, and listener is located at B Position, at this point it is possible to adjust the angle of circulating loudspeaker 102 in the integrated sound-channel voice box 100, make The sound that the circulating loudspeaker 102 exports passes through the reflection (principle of reflection for being similar to light) of ceiling, Deliver to the position B of listener.During regulation, because user is general and layman, it is not May all by ear sound judging it is adjusted after the sound that sends of directional loudspeaker it is anti-by ceiling The B location for whether accurately delivering to listener is penetrated, therefore user can make by the light of pointing lamp 103 Intuitively judge for visual reference standard.Make deviation angle (the i.e. first axle of the circulating loudspeaker 102 Line p and horizontal direction angle) be α, when position A and position B farther out when, α is smaller, as position A With position B it is nearer when, α is bigger, and therefore, user can be according to position A and position B distance The deviation angle is adjusted.
As shown in figure 4, it is the circulating loudspeaker device 202 of another better embodiment provided by the invention Structural representation.It comprises at least adjustable-angle base and directional loudspeaker 22, the angle Adjustable setting comprises at least pedestal 24, U-shaped support frame 26, rotating shaft 25, and the pedestal 24 is fixed on institute State on casing, the U-shaped bottom of support frame 26 is be hinged by the rotating shaft 25 and the pedestal 24, institute It is be hinged to state 22 symmetrical two sides of directional loudspeaker and the U-shaped inner side of 26 openend of support frame two.Institute Stating has two points of rotation in circulating loudspeaker device 202:The rotating shaft 25 and the hinged place of pedestal 24, with And the 22 symmetrical two sides of directional loudspeaker are hinged with the U-shaped inner side of 26 openend of support frame two Place.The pointing lamp 203 is fixed on the directional loudspeaker 22, so as to be spent in the regulation deviation angle Second axis remains parallel with first axle in journey.In another embodiment, the pointing lamp The center of the directional loudspeaker can be located at, now second axis overlaps with first axle.
In another embodiment, the pedestal 24 can also be a part for casing exterior panel.
As shown in Figure 5, Figure 6, it distinguishes the integrated multichannel of a better embodiment provided by the invention The internal structure schematic top plan view of the structural representation of audio amplifier 300 and circulating loudspeaker device therein, institute Integrated sound-channel voice box 300 is stated by taking 7.1 track loudspeaker boxes as an example, circulating loudspeaker after it comprises at least two 302a, 302b, two upper circulating loudspeaker 304a, 304b, casing 301, pointing lamp 303 and angle Adjustable setting, the casing 301 include the first panel 301a and second panel 301b being oppositely arranged And the 3rd panel 301c between the first panel 301a and second panel 301b, two it is described on Circulating loudspeaker 304a, 304b are located on the 3rd panel 301c.The pointing lamp 303 is located at institute Rear circulating loudspeaker 302a, 302b, upper circulating loudspeaker 304a, 304b centre are stated, it is now described The second axis of pointing lamp 303 overlaps with the first axle of the circulating loudspeaker.The adjustable-angle bottom Seat includes flexible seal ring 34, angle adjustment knob 32, fixture 33, screw 35, spring 36, institute The one end for stating spring 36 is fixed on the angle adjustment knob 32, and the other end is fixed on the fixture On 33, the screw 35 passes through the spring 36, and its one end is connected with the angle adjustment knob 32, One end of the fixture 33 is fixed on the second panel 301b, and the other end connects with the screw 35 Connect.When rotating the angle adjustment knob 32, the screw 35 can pass in and out on the fixture 33. The directional loudspeaker 302a is fixed on the flexible seal ring 34, the edge of flexible seal ring 34 The outside for the directional loudspeaker 302a sound outlets end stretches out, the angle adjustment knob 32 It is arranged on the flexible seal ring 34.Adjusted for convenience in present embodiment, employ four screws and consolidate It is fixed, there are fixture 4, angle adjustment knob 4 accordingly.In other embodiments, can also adopt Fixed with 2 or 3 or multiple screws.In other embodiments, can also be without using spring 36.
As shown in fig. 7, it is a usage scenario figure of integrated sound-channel voice box 300 shown in Fig. 6.This makes With in scene, rear circulating loudspeaker can be such that sound is reflected on the wall of the right and left, upper circulating loudspeaker Sound can be made to reflect on the ceiling.Even special mirror can be set on reflection metope or ceiling Face is to strengthen reflecting effect.Certainly, the integrated component of sound-channel voice box 300 also includes can be placed in space The subwoofer of any position.
In the integrated sound-channel voice box 300 that present embodiment provides, due to only needing adjustment angle adjustable rotary Button is deviation angle of the adjustable collar around loudspeaker, makes adjustment more convenient, and make integrated sound-channel voice box 300 structure is compacter, and outward appearance is more aesthetically pleasing.
As shown in figure 8, its structural representation for the pointing lamp 103 of a better embodiment provided by the invention Figure, the pointing lamp 103 comprise at least:Taper caustic surface 103b, it is arranged in the taper caustic surface The light source 103a in portion, relative to the light source and positioned at the taper caustic surface 103b other ends convex lens 103c.The light source of the pointing lamp can be LED or laser lamp.The taper caustic surface also can be bowl-shape Caustic surface.
Integrated sound-channel voice box provided by the invention is equally applicable to the soundbox system with multiple tracks such as 9.1 sound channels.
In the integrated sound-channel voice box that present embodiment provides, because it has circulating loudspeaker device And pointing lamp, the circulating loudspeaker device include adjustable-angle base and directional loudspeaker, institute State first axle of the directional loudspeaker along the direction of sound field and side of the pointing lamp along beam projecting To second axis it is parallel or overlap, therefore, user can pass through adjustable-angle base regulation point to The angle of property loudspeaker, and can intuitively judge by the visual reference standard of the pointing lamp by wall Whether the sound of wall reflection accurately delivers to the position of listener.Therefore, the more sound of integration provided by the invention Road audio amplifier can meet different spaces for the individual demand around audio.
It is the better embodiment of integrated sound-channel voice box provided by the invention above, can not be interpreted as Limitation to rights protection scope of the present invention, those skilled in the art should know, not depart from this hair On the premise of bright design, a variety of improvement or replacement can be also done, all such improvement or replace all should be In the scope of the present invention, i.e., the scope of the present invention should be defined by claim.

Claims (8)

1. a kind of integrated sound-channel voice box, it comprises at least casing, is arranged on the casing at least One circulating loudspeaker device and pointing lamp, the circulating loudspeaker device comprise at least adjustable-angle base And directional loudspeaker, direction of the directional loudspeaker along sound field have first axle, the finger Direction to lamp along beam projecting has a second axis, and the second axis is parallel with first axle or again Close.
2. integrated sound-channel voice box as claimed in claim 1, it is characterised in that:The pointing lamp is consolidated Due on the directional loudspeaker.
3. integrated sound-channel voice box as claimed in claim 1, it is characterised in that:The directive property is raised Sound device comprises at least T iron, magnet with holes, pillar, voice coil loudspeaker voice coil, plays ripple, pad with holes, cone, the One leading note barrel, reflecting drum and the second leading note barrel, the T iron, the magnet with holes and pad with holes Piece heap poststack forms the first receiving space, and the pillar is located at the inside of the magnet with holes, the pillar There is gap between the magnet with holes, the voice coil loudspeaker voice coil is located at the gap location, and the voice coil loudspeaker voice coil passes through institute State bullet ripple to be fixed on the pad, the cone is located on the voice coil loudspeaker voice coil, and first leading note barrel is located at On the cone, first leading note barrel has an openend away from the cone, and the reflecting drum falls It is buckled on the openend of first guiding tube, second leading note barrel has one to have the second collecting of opening empty Between, the T iron, magnet with holes, pillar, voice coil loudspeaker voice coil, bullet ripple, pad with holes, cone, first are led Sound cylinder, reflecting drum are respectively positioned in the receiving space.
4. integrated sound-channel voice box as claimed in claim 1, it is characterised in that:The adjustable angle Formula base comprises at least pedestal, U-shaped support frame, rotating shaft, and the pedestal is fixed on the casing, described U-shaped support frame bottom is connected by the rotating shaft with the pedestal, the symmetrical both sides of directional loudspeaker Face and the U-shaped inner side of support frame openend two are be hinged.
5. integrated sound-channel voice box as claimed in claim 4, it is characterised in that:The U-shaped support Frame is be hinged by the connected mode of the rotating shaft and the pedestal.
6. integrated sound-channel voice box as claimed in claim 1, it is characterised in that:The casing includes The first panel and second panel being oppositely arranged, the adjustable-angle base include flexible seal ring, screw, Angle adjustment knob, fixture, the screw are connected with the angle adjustment knob, and the one of the fixture End is fixed in the second panel, and the other end and the mode connects for screw, the directional loudspeaker are fixed on On the flexible seal ring, outside of the flexible seal ring along the directional loudspeaker sound outlet end Stretch out, the angle adjustment knob is arranged on the flexible seal ring.
7. integrated sound-channel voice box as claimed in claim 1, it is characterised in that:The integration is more Track loudspeaker box also includes the front loudspeakers and center loudspeaker being fixed on the casing, the pointing lamp Light source is LED or laser lamp.
8. integrated sound-channel voice box as claimed in claim 1, it is characterised in that:The pointing lamp is extremely Include less:Taper caustic surface, the light source being arranged inside the taper caustic surface, relative to the light source and Positioned at the convex lens of the setting of the taper caustic surface other end.
CN201610323267.3A 2016-05-16 2016-05-16 Integrated sound-channel voice box Pending CN107396233A (en)

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Application Number Priority Date Filing Date Title
CN201610323267.3A CN107396233A (en) 2016-05-16 2016-05-16 Integrated sound-channel voice box

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Application Number Priority Date Filing Date Title
CN201610323267.3A CN107396233A (en) 2016-05-16 2016-05-16 Integrated sound-channel voice box

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CN107396233A true CN107396233A (en) 2017-11-24

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110691304A (en) * 2019-11-05 2020-01-14 常州听觉工坊智能科技有限公司 Sound box based on ultrasonic waves and sound field positioning method thereof
CN112672084A (en) * 2019-10-15 2021-04-16 海信视像科技股份有限公司 Display device and loudspeaker sound effect adjusting method

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Publication number Priority date Publication date Assignee Title
US20010029675A1 (en) * 1999-12-21 2001-10-18 James Webb Laser beam alignment device
CN1812663A (en) * 2005-01-28 2006-08-02 奥特兰诺塞利G.&C.公司 Loudspeaker enclosure element for forming vertical line array systems adjustable horizontal and vertical directivity
US20070253304A1 (en) * 2006-04-28 2007-11-01 Jazz Hipster Corporation Electrically angle-adjustable speaker
CN201063840Y (en) * 2007-06-06 2008-05-21 深圳Tcl新技术有限公司 Loudspeaker device
CN202475737U (en) * 2012-03-16 2012-10-03 惠州三星电子有限公司 Sound box structure with adjustable audition angle
CN203086707U (en) * 2013-03-01 2013-07-24 广州富邦音响系统工程有限公司 Full-frequency sound box capable of regulating directivity
CN104604256A (en) * 2012-08-31 2015-05-06 杜比实验室特许公司 Reflected sound rendering for object-based audio
CN205754795U (en) * 2016-05-16 2016-11-30 深圳市泰金田科技有限公司 Integration sound-channel voice box

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010029675A1 (en) * 1999-12-21 2001-10-18 James Webb Laser beam alignment device
CN1812663A (en) * 2005-01-28 2006-08-02 奥特兰诺塞利G.&C.公司 Loudspeaker enclosure element for forming vertical line array systems adjustable horizontal and vertical directivity
US20070253304A1 (en) * 2006-04-28 2007-11-01 Jazz Hipster Corporation Electrically angle-adjustable speaker
CN201063840Y (en) * 2007-06-06 2008-05-21 深圳Tcl新技术有限公司 Loudspeaker device
CN202475737U (en) * 2012-03-16 2012-10-03 惠州三星电子有限公司 Sound box structure with adjustable audition angle
CN104604256A (en) * 2012-08-31 2015-05-06 杜比实验室特许公司 Reflected sound rendering for object-based audio
CN203086707U (en) * 2013-03-01 2013-07-24 广州富邦音响系统工程有限公司 Full-frequency sound box capable of regulating directivity
CN205754795U (en) * 2016-05-16 2016-11-30 深圳市泰金田科技有限公司 Integration sound-channel voice box

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112672084A (en) * 2019-10-15 2021-04-16 海信视像科技股份有限公司 Display device and loudspeaker sound effect adjusting method
CN110691304A (en) * 2019-11-05 2020-01-14 常州听觉工坊智能科技有限公司 Sound box based on ultrasonic waves and sound field positioning method thereof
CN110691304B (en) * 2019-11-05 2021-11-09 常州听觉工坊智能科技有限公司 Sound box based on ultrasonic waves and sound field positioning method thereof

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