CN113411527A - Invisible sound channel structure of display device and display device - Google Patents
Invisible sound channel structure of display device and display device Download PDFInfo
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- CN113411527A CN113411527A CN202110674555.4A CN202110674555A CN113411527A CN 113411527 A CN113411527 A CN 113411527A CN 202110674555 A CN202110674555 A CN 202110674555A CN 113411527 A CN113411527 A CN 113411527A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
- H04N5/642—Disposition of sound reproducers
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
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- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention discloses a display device and a hidden sound channel structure thereof, the hidden sound channel structure of the display device comprises: a display screen; the frame component is arranged around the display screen and comprises a left sound cavity arranged on the left side of the display screen and a right sound cavity arranged on the right side of the display screen; the first vibration assembly comprises a first vibration group, a second vibration group and a third vibration group, wherein the second vibration group and the third vibration group are respectively arranged on two sides of the first vibration group; the second vibration assembly comprises a fourth vibration group arranged in the left sound cavity and a fifth vibration group arranged in the right sound cavity; the first vibration group, the second vibration group, the third vibration group, the fourth vibration group and the fifth vibration group respectively receive audio signals and vibrate to emit sounds of different sound channels. Multichannel sound production is realized through the design of the vibration assembly, so that the on-site effect is better.
Description
Technical Field
The invention relates to the technical field of televisions, in particular to a display device and a hidden sound channel structure thereof.
Background
The television is an indispensable electronic product in furniture articles, and along with the improvement of living standard of people, the requirements of people on the television are gradually increased, including lightness, thinness, attractiveness and the like, so that the lightness and thinness screen sounding television is gradually derived.
In the prior art, a screen sounding television mainly realizes screen sounding through a vibration principle, but the existing screen sounding mode generally adopts a dual-channel audio playing mode, so that the sound field of the audio is limited, and better on-site experience cannot be achieved.
Therefore, the prior art needs to be improved.
Disclosure of Invention
In order to solve the problem that the sound field of the audio cannot achieve better live experience due to the fact that the audio is played by two channels in the prior art, the invention provides the invisible channel structure of the display device and the display device.
The invention is realized by the following technical scheme:
in a first aspect, the present invention provides a hidden sound channel structure of a display device, including:
a display screen;
the frame assembly is arranged around the display screen and comprises a left sound cavity arranged on the left side of the display screen and a right sound cavity arranged on the right side of the display screen;
the first vibration assembly comprises a first vibration group, a second vibration group and a third vibration group which are respectively arranged at two sides of the first vibration group, and the first vibration group, the second vibration group and the third vibration group are respectively arranged in different display areas of the display screen at intervals;
the second vibration assembly comprises a fourth vibration group arranged in the left sound cavity and a fifth vibration group arranged in the right sound cavity;
the first vibration group, the second vibration group, the third vibration group, the fourth vibration group and the fifth vibration group respectively receive audio signals and vibrate to emit sounds of different sound channels.
The method comprises the steps of driving different display areas of a display screen to generate vibration to realize screen vibration sounding by arranging a first vibration assembly comprising a first vibration group, a second vibration group and a third vibration group which are respectively arranged in different display areas of the display screen, realizing the vibration sounding of the screen by arranging a left sound cavity and a right sound cavity and respectively arranging a fourth vibration group and a fifth vibration group in the second vibration assembly in the left sound cavity and the right sound cavity to realize the vibration sounding of the left sound cavity and the right sound cavity, respectively receiving audio signals and vibrating to send out sound of different sound channels by the first vibration group, the second vibration group, the third vibration group, the fourth vibration group and the fifth vibration group to realize multi-channel, and simultaneously arranging the first vibration group, the second vibration group, the third vibration group, the fourth vibration group and the fifth vibration group on three sides of the display screen, a three-dimensional sounding environment is formed, so that the on-site sounding effect is better.
In one embodiment of the present invention, the bezel assembly further comprises a bass chamber disposed at the bottom of the display screen; the bass cavity is internally provided with a bass component, and the bass component receives audio signals.
Through setting up bass chamber and bass subassembly for send the bass, the cooperation above-mentioned first vibration group the second vibration group the third vibration group the fourth vibration group and the fifth vibration group receives audio signal respectively and vibrates the sound that is used for sending different sound channels, can make up the sound that sends 5.1 sound channels, further makes the sound effect of on-the-spot pronunciation more excellent.
In one embodiment of the present invention, the display device further comprises a back plate, and the first vibration assembly is disposed between the back plate and the display screen.
The back plate is arranged for protecting the display screen.
In one embodiment of the invention, the display device further comprises foam cotton, one end of the foam cotton is connected with the back plate, and the other end of the foam cotton is connected with the display screen.
Through setting up the foam cotton is used for realizing display screen with it is fixed to be connected between the backplate.
In one embodiment of the present invention, the first vibration group comprises a first vibration exciter, the second vibration group and the third vibration group respectively comprise a second vibration exciter, and the volume of the first vibration exciter is smaller than that of the second vibration exciter.
By setting the volume of the first vibration exciter to be smaller than the volume of the second vibration exciter, the vibration frequency of the first vibration exciter is made higher for emitting high-frequency sound.
In one embodiment of the present invention, at least two first vibration exciters are arranged and spaced side by side, the distance between adjacent first vibration exciters is a first distance, at least two second vibration exciters are arranged and spaced side by side in the same display area, the distance between adjacent second vibration exciters is a second distance, and the second distance is greater than the first distance.
Through setting up first distance is less than the second distance, makes in the first vibration group first exciter arrange for arranging of second exciter inseparabler, further increase the vibration frequency of first vibration group for send high frequency sound, simultaneously through setting up first vibration exciter with the second vibration exciter sets up side by side respectively, makes each vibration region of first vibration subassembly arranges more regularly, avoids the vibration between the adjacent first/second vibration exciter to cause unnecessary interference.
In one embodiment of the present invention, the first vibration exciter and the second vibration exciter have the same structure, and each of the first vibration exciter and the second vibration exciter includes a first electromagnetic part and a first permanent magnet part, the electromagnetic part is connected to the display screen, the permanent magnet part is connected to the back plate, and the electromagnetic part and the permanent magnet part are disposed opposite to each other and at an interval.
Through setting up first electromagnetism portion with first permanent magnetism portion is relative and the interval sets up first electromagnetism portion can with first permanent magnetism portion takes place to turn round the changing force of repulsion and attracting after the circular telegram, causes first electromagnetism portion for first permanent magnetism portion round trip movement and then causes the screen vibration sound production.
In one embodiment of the present invention, the fourth vibration group and the fifth vibration group are identical in structure and each include a third vibration exciter arranged at an interval, and the third vibration exciter includes a second electromagnetic part and a second permanent magnet part which are opposite and arranged at an interval.
In one embodiment of the invention, the bass chamber inner wall is provided with a flexible layer, the bass assembly comprises a fourth vibration exciter arranged on the flexible layer at intervals, and the fourth vibration exciter comprises a third electromagnetic part and a third permanent magnet part which are oppositely and alternately arranged; and/or; the display screen is an OLED display screen.
Through setting up the flexible layer and set up on the flexible layer the fourth exciter, through the fourth exciter drives bass chamber vibration sound production, because be equipped with the flexible layer in the bass intracavity, just the fourth exciter is located on the flexible layer, can reduce the audio frequency of bass chamber vibration sound production is used for sending the bass.
In a second aspect, the present invention further provides a display device, including the invisible sound channel structure of the display device described in any one of the above.
The invention has the beneficial effects that:
the method comprises the steps of driving different display areas of a display screen to generate vibration to realize screen vibration sounding by arranging a first vibration assembly comprising a first vibration group, a second vibration group and a third vibration group which are respectively arranged in different display areas of the display screen, realizing the vibration sounding of the screen by arranging a left sound cavity and a right sound cavity and respectively arranging a fourth vibration group and a fifth vibration group in the second vibration assembly in the left sound cavity and the right sound cavity to realize the vibration sounding of the left sound cavity and the right sound cavity, respectively receiving audio signals and vibrating to send out sound of different sound channels by the first vibration group, the second vibration group, the third vibration group, the fourth vibration group and the fifth vibration group to realize multi-channel, and simultaneously arranging the first vibration group, the second vibration group, the third vibration group, the fourth vibration group and the fifth vibration group on three sides of the display screen, a three-dimensional sounding environment is formed, so that the on-site sounding effect is better.
Drawings
FIG. 1 is a schematic diagram of a display screen of an embodiment of a hidden channel structure of a display device according to the present invention;
FIG. 2 is a schematic structural diagram of an embodiment of a hidden sound channel structure of a display device according to the present invention.
In the figure: 1. display screen, 20, left sound cavity, 21, right sound cavity, 30, first vibration group, 300, first vibration exciter, 3000, first electromagnetic part, 3001, first permanent magnetic part, 31, second vibration group, 32, third vibration group, 33, second vibration exciter, 41, fifth vibration group, 420, second electromagnetic part, 421, second permanent magnetic part, 5, backboard.
Detailed Description
In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
The existing television is limited by the internal space, and the audio is played by adopting double channels, so that the sound field of the audio is limited in hardware. The power of the loudspeaker of the existing television cannot be increased at will due to the influence of space. Therefore, the invisible sound channel structure of the display device and the display device provided by the invention have the advantages that the traditional double-sound-channel sounding structure is abandoned, and the multi-sound-channel sounding is realized by designing the vibration component, so that the on-site effect is better.
Specific embodiments are described below:
referring to fig. 1 and 2, the present invention provides a hidden vocal tract structure of a display device, including: a display screen 1; the frame assembly is arranged around the display screen 1 and comprises a left sound cavity 20 and a right sound cavity 21, wherein the left sound cavity 20 and the right sound cavity 21 are respectively arranged on the left side and the right side of the display screen 1; the first vibration group 30 comprises a first vibration group 30, and a second vibration group 31 and a third vibration group 32 which are respectively arranged at two sides of the first vibration group 30, wherein the first vibration group 30, the second vibration group 31 and the third vibration group 32 are respectively arranged in different display areas of the display screen 1 at intervals; the second vibration group 31 component comprises a fourth vibration group arranged in the left sound cavity 20 and a fifth vibration group 41 arranged in the right sound cavity 21; the first vibration group 30, the second vibration group 31, the third vibration group 32, the fourth vibration group, and the fifth vibration group 41 respectively receive an audio signal and vibrate for emitting sounds of different channels.
The method comprises the steps that a first vibration group 30 component is arranged to comprise a first vibration group 30, a second vibration group and a third vibration group 32 which are respectively arranged in different display areas of the display screen 1, the display screen 1 is driven to vibrate to realize screen vibration sounding, a left sound cavity 20 and a right sound cavity 21 are arranged, a fourth vibration group and a fifth vibration group 41 in the second vibration component are respectively arranged in the left sound cavity 20 and the right sound cavity 21 to realize the vibration sounding of the left sound cavity 20 and the right sound cavity 21, the first vibration group 30, the second vibration group 31, the third vibration group 32, the fourth vibration group and the fifth vibration group 41 respectively receive audio signals and vibrate to send out sounds of different sound channels, multi-channel sounding is realized, and meanwhile the first vibration group 30, the second vibration group 31, the third vibration group 32, the third vibration group, the fourth vibration group and the fifth vibration group 41 respectively receive audio signals and vibrate to send out sounds of different sound channels, The third vibration group 32, the fourth vibration group and the fifth vibration group 41 are annularly arranged on three sides of the display screen to form a three-dimensional sound production environment, so that the on-site sound production effect is better.
Specifically, in this embodiment, the display screen 1 is an OLED display screen, and in other embodiments of the present invention, the display screen 1 may also be an LED display screen or other types of display screens.
Specifically, the frame component may include a middle frame member, and a left sound cavity 20 and a right sound cavity 21 which are disposed on the middle frame member, edges of the display screen are mounted in the middle frame member, and may specifically be fixed by joining with a foam adhesive or an adhesive, in this embodiment, the frame component includes only the left sound cavity 20 and the right sound cavity 21, the left sound cavity 20 and the right sound cavity 21 are respectively disposed at two ends of the same surface of the display screen 1, the left sound cavity 20 and the right sound cavity 21 are respectively strip-shaped cavities with hollow interiors, in this embodiment, the left sound cavity 20 and the right sound cavity 21 have the same structure, and are respectively formed by covering the display screen 1 with an n-shaped structure, and specific limitations are not made in the present invention, and may be set according to actual requirements.
Specifically, the first vibration group 30, the second vibration group 31, the third vibration group 32, the fourth vibration group, and the fifth vibration group 41 may be other electric vibration components with the same or different structures, such as vibration exciters, vibration springs, and the like, and the invention is not limited in particular.
Specifically, the first vibration group 30, the second vibration group 31, the third vibration group 32, the fourth vibration group, and the fifth vibration group are respectively connected to a control element to realize a limited number connection, specifically, the control element may be an individual controller or a control circuit board or a controller of a display device, and the specific invention is not limited specifically.
Further, on the basis of the above embodiment, a back plate 5 is further included, and the first vibration assembly 30 is disposed between the back plate 5 and the display screen 1. The back plate 5 is arranged for protecting the display screen.
Specifically, backplate 5 can install on the well frame spare, in this embodiment, does not set up well frame spare, backplate 5 with display screen 1 installation specifically can realize the installation through glass glue, bubble celloidin etc. in this embodiment, a display device's stealthy sound track structure still includes bubble celloidin, the one end of bubble celloidin with backplate 5 is connected, the other end of bubble celloidin with display screen 1 is connected. Through setting up the foam cotton is used for realizing the display screen 1 with it is fixed to connect between backplate 5.
Specifically, the bubble celloidin is avoided first vibration group 30 spare sets up, specifically can adjust according to actual demand, just the thickness of bubble celloidin (backplate 5 extremely distance between display screen 1 does the thickness of bubble celloidin) can support the vibration of first vibration group 30 spare.
Further, on the basis of the above embodiment, the first vibration group 30 includes a first vibration exciter 300, the second vibration group 31 and the third vibration group 32 include a second vibration exciter 33 therein, and the volume of the first vibration exciter 300 is smaller than the volume of the second vibration exciter 33. By setting the volume of the first vibration exciter 300 smaller than the volume of the second vibration exciter 33, the vibration frequency of the first vibration exciter 300 is made higher for emitting high-frequency sound.
Specifically, in this embodiment, the first vibration exciters 300 are arranged in a plurality of rows and in parallel at intervals, the distance between adjacent first vibration exciters 300 is a first distance, the second vibration exciters 33 in the same display area are arranged in a plurality of rows and in parallel at intervals, the distance between adjacent second vibration exciters 33 is a second distance, and the second distance is greater than the first distance. Through setting up first distance is less than the second distance for in the first vibration group 30 first exciter arrange for the arrangement of second exciter is inseparabler, further increases the vibration frequency of first vibration group 30 for send high frequency sound, simultaneously through setting up first vibration exciter 300 and second vibration exciter 33 sets up side by side respectively, makes each vibration region of first vibration group 30 piece arrange more regularly, avoids the vibration between the adjacent first/second vibration exciter 33 to cause unnecessary interference. In other embodiments of the present invention, the first vibration exciter 300 and the second vibration exciter 33 may be disposed side by side.
Specifically, the number of the first vibration exciters 300 and the second vibration exciters 33 may be configured according to actual allocation so as to obtain a desired sound production effect.
Specifically, in this embodiment, the first vibration exciter 300 is arranged in a single row in the middle of the display screen 1 to form a center sound channel, the second exciter is also arranged in a single row and is respectively arranged on the display screen 1 at both sides of the first exciter, vibration regions of the display screen 1 driven by the first exciter and the second exciter do not interfere with each other, the first exciter has a smaller volume than the second vibration exciter 33, and the first vibration exciter 300 is arranged in a relatively close manner, so that the screen vibration region driven by the first vibration exciter to vibrate is smaller than left and right sound channels arranged at both sides of the first vibration exciter, and the vibration frequency is higher, and therefore, a high frequency human voice is emphasized in the center sound channel, and a high frequency sound is realized.
Specifically, in the present embodiment, the second vibration exciters 33 have the same structure and the same arrangement, and the second vibration exciters 33 having a slightly larger volume than the central channel (the first vibration exciters 300) are used to drive a larger screen area to realize the sound reproduction of the middle and high frequency range, so as to form the left and right channels.
Further, on the basis of the above embodiment, the first vibration exciter 300 and the second vibration exciter 33 have the same structure, and respectively include a first electromagnetic part 3000 and a first permanent magnetic part 3001, the first electromagnetic part 3000 is connected to the display screen, the first permanent magnetic part 3001 is connected to the back plate 5, and the first electromagnetic part 3000 is opposite to and spaced from the first permanent magnetic part 3001. Through setting up first electromagnetism portion 3000 with first permanent magnetism portion 3001 is relative and the interval sets up first electromagnetism portion 3000 circular telegram after can with first permanent magnetism portion 3001 takes place to repel and the round trip changing force that attracts mutually, causes first electromagnetism portion 3000 for first permanent magnetism portion 3001 round trip movement and then causes the screen vibration sound production.
Specifically, the first electromagnetic part 3000 includes an iron core and a coil surrounding the iron core, and when the first electromagnetic part is energized, the iron core generates magnetism to attract or repel the first permanent magnet part 3001.
The fourth vibration group has the same structure as the fifth vibration group 41, and each of the fourth vibration group and the fifth vibration group includes third vibration exciters arranged at intervals, and each of the third vibration exciters includes a second electromagnetic portion 420 and a second permanent magnetic portion 421, which are arranged opposite to each other at intervals.
Specifically, the second electromagnetic part 420 includes an iron core and a coil surrounding the iron core, and when the second electromagnetic part is energized, the iron core generates magnetism to attract or repel the second permanent magnet.
Further, on the basis of the above embodiment, the frame assembly further includes a bass cavity disposed at the bottom of the display screen 1; the bass cavity is internally provided with a bass component, and the bass component receives audio signals.
Through setting up bass chamber and bass subassembly for send the bass, the cooperation above-mentioned first vibration group 30 the second vibration group 31 the third vibration group 32 the fourth vibration group and the fifth vibration group 41 receives audio signal respectively and vibrates the sound that is used for sending different sound channels, can make the combination and send the sound of 5.1 sound channels, further makes the sound effect of telepresence more excellent.
Specifically, the bass component may be a woofer or a vibration exciter, and in other embodiments of the present invention, the bass cavity and the bass component may not be provided, and the bass output is realized by independently externally connecting the woofer to the invisible sound channel structure of the display device, which may be specifically set according to actual requirements.
Further, in this embodiment, the bass chamber inner wall is provided with a flexible layer, the bass assembly includes a fourth vibration exciter spaced on the flexible layer, and the fourth vibration exciter includes a third electromagnetic part and a third permanent magnetic part which are oppositely and spaced. In this embodiment, the display screen 1 is an OLED display screen. Specifically, the flexible layer can be made of a soft material with enough toughness to meet the requirements of medium and low frequency sound, and the exciter is adopted to drive the frame to vibrate and sound. The last bass sound channel can be arranged externally, the best bass effect can be achieved by using an independent loudspeaker to be arranged below the television, the bass effect can be achieved by using a softer frame material for the bottom frame, and the bass sound channel can be a silver layer, a glue layer and the like. Through setting up the flexible layer and set up on the flexible layer the fourth vibration exciter, through the fourth vibration exciter drives bass chamber vibration sound production, because be equipped with the flexible layer in the bass intracavity, just the fourth exciter is located on the flexible layer, can reduce the audio frequency of bass chamber vibration sound production is used for sending the bass.
Specifically, in the above embodiment, sound emitting holes are formed in the left sound cavity 20, the right sound cavity 21 and the bass cavity.
Specifically, the number of the third vibration exciter and the number of the fourth vibration exciter may be multiple according to actual allocation, so as to obtain a desired sound production effect.
Further, on the basis of the above embodiments, the present invention also provides a display device, including the invisible sound channel structure of a display device described in any one of the above embodiments.
The invention provides an invisible sound channel structure of a display device and the display device, wherein a first vibration group 30 component is arranged to comprise a first vibration group 30, a second vibration group and a third vibration group 32 which are respectively arranged in different display areas of a display screen 1, different display areas of the display screen 1 are driven to generate vibration to realize screen vibration sound production, a left sound cavity 20 and a right sound cavity 21 are arranged, a fourth vibration group and a fifth vibration group 41 in the second vibration component are respectively arranged in the left sound cavity 20 and the right sound cavity 21 to realize vibration sound production of the left sound cavity 20 and the right sound cavity 21, the first vibration group 30, the second vibration group 31, the third vibration group 32, the fourth vibration group and the fifth vibration group 41 respectively receive audio signals and vibrate to produce sounds of different sound channels to realize multi-channel sound production, meanwhile, the first vibration group 30, the second vibration group 31, the third vibration group 32, the fourth vibration group and the fifth vibration group 41 are annularly arranged on three sides of the display screen to form a three-dimensional sound production environment, so that the on-site sound production effect is better.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.
Claims (10)
1. A covert audio channel structure of a display device, comprising:
a display screen;
the frame assembly is arranged around the display screen and comprises a left sound cavity arranged on the left side of the display screen and a right sound cavity arranged on the right side of the display screen;
the first vibration assembly comprises a first vibration group, a second vibration group and a third vibration group which are respectively arranged at two sides of the first vibration group, and the first vibration group, the second vibration group and the third vibration group are respectively arranged in different display areas of the display screen at intervals;
the second vibration assembly comprises a fourth vibration group arranged in the left sound cavity and a fifth vibration group arranged in the right sound cavity;
the first vibration group, the second vibration group, the third vibration group, the fourth vibration group and the fifth vibration group respectively receive audio signals and vibrate to emit sounds of different sound channels.
2. The invisible sound channel structure of a display device according to claim 1, wherein the bezel assembly further comprises a bass chamber disposed at the bottom of the display screen; the bass cavity is internally provided with a bass component, and the bass component receives audio signals.
3. The invisible sound channel structure of the display device according to claim 1 or 2, further comprising a back plate, wherein the first vibration component is disposed between the back plate and the display screen.
4. The invisible sound channel structure of the display device according to claim 3, further comprising foam rubber, wherein one end of the foam rubber is connected to the back plate, and the other end of the foam rubber is connected to the display screen.
5. The invisible sound channel structure of a display device according to claim 3, wherein the first vibration group comprises a first vibration exciter, the second vibration group and the third vibration group respectively comprise a second vibration exciter, and the volume of the first vibration exciter is smaller than that of the second vibration exciter.
6. The structure of invisible sound channel of a display device according to claim 5, wherein said first vibration exciter is provided in at least two and spaced side by side arrangement, the distance between adjacent first vibration exciters is a first distance, said second vibration exciter is provided in at least two and spaced side by side arrangement in the same display area, the distance between adjacent second vibration exciters is a second distance, and said second distance is greater than said first distance.
7. The invisible sound channel structure of the display device according to claim 5, wherein the first vibration exciter and the second vibration exciter are identical in structure and each include a first electromagnetic part and a first permanent magnet part, the electromagnetic part is connected to the display screen, the permanent magnet part is connected to the back plate, and the electromagnetic part and the permanent magnet part are opposite and spaced apart from each other.
8. The invisible sound channel structure of the display device according to claim 1 or 7, wherein the fourth vibration set and the fifth vibration set are identical in structure and each include a third vibration exciter arranged at intervals, and the third vibration exciter includes a second electromagnetic part and a second permanent magnetic part which are opposite and arranged at intervals.
9. The invisible sound channel structure of a display device according to claim 2, wherein the bass chamber inner wall is provided with a flexible layer, the bass assembly comprises a fourth vibration exciter spaced on the flexible layer, and the fourth vibration exciter comprises a third electromagnetic part and a third permanent magnetic part which are oppositely and spaced; and/or; the display screen is an OLED display screen.
10. A display device comprising the invisible sound channel structure of the display device as claimed in any one of claims 1 to 9.
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| CN110187538A (en) * | 2019-06-04 | 2019-08-30 | 武汉华星光电技术有限公司 | Display device |
| CN110536219A (en) * | 2019-09-16 | 2019-12-03 | Oppo广东移动通信有限公司 | Driver, screen assembly and electronic equipment |
| CN111565350A (en) * | 2020-05-18 | 2020-08-21 | 京东方科技集团股份有限公司 | Screen sound production unit and display device |
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| CN113411527B (en) | 2023-05-19 |
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