TW202332288A - Voice screen with tri-band audio characterized in that the voice screen with tri-band audio can generate high-range, mid-range and low-range sounds, thereby improving the practicality - Google Patents

Abstract

The present invention provides a voice screen with tri-band audio, including: a screen housing, wherein, the front side of the screen housing is provided with a display screen, the rear side thereof is provided with at least one back board, and an inner vocal space is defined by the display screen and the back board; at least one mid-range/high-range sound source generating module electrically connected to a frequency divider, received in the inner vocal space and arranged on the display screen; and at least one low-range sound source generating module electrically connected to the frequency divider, received in the inner vocal space and mutually assembled with the back board. When the frequency divider receives a sound signal, the frequency divider transmits the mid-range and high-range sound signals to the mid-range/high-range sound source generating module. And, the mid-range/high-range sound source generating module vibrates and drives the display screen to generate mid-range sound source and high-range sound source. In addition, the frequency divider transmits the low-range sound signal of the sound signal to the low-range sound source generating module, and the low-range sound source generating module generates the low-range sound source.

Description

Speak screen with tri-band audio

The invention relates to a sounding screen, in particular to a sounding screen with three-frequency audio which can generate high frequency, middle frequency and low frequency.

Nowadays, with the continuous development of technology, the technology of electronic devices with display screens such as mobile phones, tablet devices, and monitors is also constantly improving, and users will want to use large-area and thinner display screens. Therefore, many manufacturers will provide products that meet the requirements. The products required by the user end are the main products, but in addition to the large area and thinner display screen, the display screen also needs to have the function of sound generation. In the past, the sound generation of the display screen was provided by speakers in the device to achieve sound output, but With the thinner and lighter design, the speakers installed on the display screen can produce limited sound effects, so some manufacturers have introduced an electromagnetic exciter behind the display screen to use the electromagnetic exciter to vibrate the display screen and make sound, but The sound source that vibrates the display screen with an electromagnetic exciter only has intermediate frequency and high frequency audio, so it can only provide a display screen with intermediate frequency and high frequency audio, which will cause the user not to experience the full sound effect of the video and video, and also reduce the It shows the practical effect of its display screen.

Therefore, how to solve the above-mentioned problems and deficiencies in common use is the direction that the author of this case and related manufacturers engaged in this industry want to study and improve.

Therefore, in order to effectively solve the above-mentioned problems, the main purpose of the present invention is to provide a sound-emitting screen with three-frequency audio that can generate high frequency, intermediate frequency and low frequency.

To achieve the above object, the present invention provides a sound-emitting screen with three-frequency audio, which includes: a screen housing, a display screen is arranged on the front side of the screen housing, a display side is formed on the front side of the display screen, and an inner sticker is formed on the rear side On the side, at least one backplane is provided on the rear side of the screen shell, and an inner sound emitting space is defined by the display screen and the backplane in the screen shell; at least one medium-high frequency sound source generation module, the medium-high frequency sound source generation module The group is electrically connected to a frequency divider, and the medium and high frequency sound source generating module is accommodated in the inner sound emitting space and arranged on the inner attachment side; and at least one low frequency sound source generating module, the low frequency The sound source generating module is electrically connected to the frequency divider, and the low-frequency sound source generating module is accommodated in the inner sound emitting space and is mutually assembled with the backplane, and when the frequency divider receives a sound signal, The frequency divider transmits the middle and high frequency audio of the sound signal to the middle and high frequency sound source generation module, and the middle and high frequency sound source generation module generates vibration and drives the display screen to generate the middle frequency sound source and the high frequency sound source. The frequency converter transmits the low-frequency audio of the sound signal to the low-frequency audio generating module, and the low-frequency audio generating module generates low-frequency audio.

According to an embodiment of the present invention, the screen housing further has a flexible absorber disposed on the inner attaching surface.

According to an embodiment of the present invention, the frequency divider is disposed in the inner sound emitting space.

According to an embodiment of the present invention, at least one rear frame is further formed on the rear side of the screen housing, and the back plate is embedded with the rear frame.

According to an embodiment of the present invention, at least one hanging edge is provided between the back panel and the rear frame, and the hanging edge is around the periphery of the back panel, and the screen housing is composed of the display screen, the back panel and The overhang defines the inner sound emitting space.

According to an embodiment of the present invention, the mid-high frequency sound source generating module is a mid-high frequency vibrator.

According to an embodiment of the present invention, wherein the low-frequency sound source generating module is a low-frequency vibrator, and the low-frequency sound source generating module is attached to the backboard, and the low-frequency sound source generating module receives the low-frequency audio to generate vibration And drive the backboard to generate the low-frequency sound source.

According to an embodiment of the present invention, wherein the low-frequency sound source generating module is a low-frequency speaker, and the low-frequency sound source generating module is embedded with the backboard, and the low-frequency sound source generating module is surrounded by a soft rubber piece, And the screen housing is defined by the display screen, the back panel, the low-frequency sound source generating module and the soft glue to define the inner sound emitting space, and the low-frequency sound source generating module receives the low-frequency audio and generates low-frequency sound source.

According to an embodiment of the present invention, the low-frequency sound source generating module further includes a passive sounder, the passive sounder is embedded in the backboard, and the outer periphery of the passive sounder is surrounded by the soft rubber piece, and The screen housing is bounded by the display screen, the back panel, the low-frequency sound source generating module, the passive sound generator, and the soft piece to define the inner sound-emitting space, and the low-frequency sound source generating module receives the low-frequency audio to generate The low-frequency sound source generates vibrations in the inner sound-emitting space and drives the passive sound generator to generate the low-frequency sound source.

The above-mentioned purpose of the present invention and its structural and functional characteristics will be described based on the preferred embodiments of the accompanying drawings.

In the following, for the composition and technical content of the sounding screen with three-frequency audio in the present invention, various applicable examples are listed and described in detail with reference to the accompanying drawings; however, the present invention is certainly not limited to the above-mentioned The examples, drawings, or detailed descriptions listed are just for reference.

Furthermore, those who are familiar with this technology should also understand that the listed embodiments and accompanying drawings are only for reference and description, and are not used to limit the present invention; they can be easily implemented based on these records. Inventions completed through modification or alteration are also considered within the scope of not departing from the spirit and intent of the present invention, and of course such inventions are also included in the scope of the patent application of the present invention.

In addition, the directional terms mentioned in the following embodiments, such as "upper", "lower", "left", "right", "front", "rear", etc., are only referring to the directions attached to the drawings. Therefore, the used directional terms are used to illustrate rather than limit the present invention; moreover, in the following embodiments, the same or similar components will use the same or similar component numbers.

First of all, please refer to Fig. 1 and Fig. 2, which are schematic diagrams and three-dimensional schematic diagrams of the combination and three-dimensional diagram of the sound-emitting screen 1 with three-frequency audio in the present invention. It can be clearly seen from the figures that the sound-emitting screen with three-frequency audio The screen 1 includes a screen shell 2 and at least one medium-high frequency sound source generating module 3 and at least one low-frequency sound source generating module 4 .

Wherein the front side of the screen housing 2 is provided with a display screen 21, the front side of the display screen 21 is formed with a display side 211, and the rear side of the display screen 21 is formed with an inner attachment side 212, and the screen housing 2 is formed with a rear frame at the rear side 22 and a back plate 23 is provided, the rear frame 22 is formed on both sides of the screen housing 2, and the back plate 23 is a hard flat plate that can vibrate and sound in this embodiment, and the back plate 23 is embedded Between the rear frame 22, and between the back plate 23 and the rear frame 22, at least one hanging edge 231 is arranged, and the hanging edge 231 surrounds the periphery of the back plate 23, and the hanging edge 231 can be made of rubber , foam, cloth, soft glue and other materials that can be tightly bonded and elastic. In addition, the screen housing 2 is defined by the display screen 21, the back plate 23 and the hanging edge 231 to define an inner sound emitting space 24. A frequency divider 25 and a flexible absorber 26 are further arranged in the screen housing 2 , the frequency divider 25 is arranged in the inner sound emitting space 24 , and the flexible absorber 26 is arranged on the inner attachment surface.

Wherein the middle and high frequency sound source generation module 3 is a middle and high frequency vibrator and is accommodated in the inner sound emitting space 24, and wherein the middle and high frequency sound source generation module 3 can also be between the middle frequency vibrator and the high frequency vibrator Combination, and the middle and high frequency sound source generating module 3 is arranged on the inner attachment side 212, and the middle and high frequency sound source generating module 3 is electrically connected to the frequency divider 25, and in this embodiment, the inner Two sets of medium and high frequency sound source generating modules 3 are arranged in the sound emitting space 24, and the two sets of medium and high frequency sound source generating modules 3 are respectively arranged on both sides of the inner attachment side 212, and the flexible absorbing member 26 is It is arranged at the central position of the inner attachment side 212 and between two groups of medium and high frequency sound source generating modules 3 .

Wherein the low-frequency sound source generating module 4 is a low-frequency vibrator in this embodiment and is accommodated in the inner sound emitting space 24, and the low-frequency sound source generating module 4 is attached to the front side of the backboard 23, and The low-frequency sound source generating module 4 is electrically connected to the frequency divider 25 , and in this embodiment, a group of low-frequency sound source generating modules 4 are arranged in the inner sound emitting space 24 .

Please refer to the aforementioned accompanying drawings and Fig. 3 and Fig. 4, which are schematic diagrams 1 and 2 of the implementation of the sound-emitting screen 1 with tri-frequency audio in the present invention, wherein the sound-emitting screen 1 with tri-frequency audio receives sound signals When the sound signal is transmitted to the frequency divider 25 for frequency division of high-frequency, intermediate-frequency and low-frequency audio, the intermediate-frequency audio and high-frequency audio are then transmitted to the middle-high frequency sound source generation module 3, which The middle and high frequency sound source generation module 3 vibrates and drives the display screen 21, so that the display screen 21 produces an intermediate frequency sound source and a high frequency sound source, and in the present embodiment, the left side of the display screen 21 is the left two-channel L , the right side of the display screen 21 is the right dual-channel R, and when the high-frequency sound source generation module 3 of the two groups vibrates, the flexible absorber 26 placed in the center absorbs the amplitude transmitted to the center, thereby reducing the left dual-channel L and The interference between the right binaural channels R can achieve the effect of a real sound field, and the frequency divider 25 transmits the low-frequency audio of the sound signal to the low-frequency sound source generation module 4, and the low-frequency sound source generation module 4 Receive the low-frequency audio to vibrate and drive the backboard 23, so that the backboard 23 generates a low-frequency sound source, whereby the sound-emitting screen 1 with the three-frequency audio will have the three-frequency audio when receiving the sound signal The sound-emitting screen 1 can generate high-frequency, medium-frequency and low-frequency sound sources, so that users can use the sound-emitting screen 1 with three-frequency audio to experience the complete sound effect of video and video, and can also effectively improve the practical effect of the sound-emitting screen.

Please refer again to Fig. 5 and Fig. 6, which are a combined schematic diagram and a three-dimensional schematic diagram of another sound-emitting screen 1 with three-frequency audio in the present invention. In this embodiment, the low-frequency sound source generation module 4 is a low-frequency sound source Speaker, and the low-frequency sound source generating module 4 is embedded with the backboard 23, and the low-frequency sound source generating module 4 is surrounded by a soft rubber part 232. The soft rubber part 232 can be rubber, foam, cloth , soft glue, etc., which can be closely bonded and elastic, and the material of the back plate 23 in this embodiment is the same as the material and color of the rear frame 22, and the screen housing 2 is composed of the display screen 21 , the back plate 23 , the low-frequency sound source generating module 4 and the soft glue 232 define the inner sound emitting space 24 .

Please refer to the aforementioned accompanying drawings and shown in Fig. 7 and Fig. 8, which are the implementation schematic diagrams 1 and 2 of another sound-emitting screen 1 with tri-frequency audio in the present invention, wherein the sound-emitting screen 1 with tri-frequency audio receives In the case of sound signals, the sound signals are transmitted to the frequency divider 25 for frequency division of high frequency, intermediate frequency and low frequency audio, and the intermediate frequency audio and high frequency audio are respectively transmitted to the middle and high frequency sound source generation module 3. The middle and high frequency sound source generating module 3 vibrates and drives the display screen 21, so that the display screen 21 produces a left double-channel L and a right double-channel R with an intermediate frequency sound source and a high frequency sound source, and the middle and high frequency When the high-frequency sound source generates module 3 vibration, the flexible support placed in the center absorbs the amplitude transmitted to the center, thereby reducing the interference between the left dual-channel L and the right dual-channel R, and achieving the effect of a real sound field. In addition, the frequency divider 25 transmits the low-frequency audio of the sound signal to the low-frequency audio source generating module 4 that is a low-frequency speaker, and the low-frequency audio source generating module 4 receives the low-frequency audio and generates a low-frequency audio source, thereby, all When the above-mentioned sounding screen 1 with triple-frequency audio receives sound signals, the sounding screen 1 with triple-frequency audio can generate high-frequency, intermediate-frequency and low-frequency sound sources, so that users can use the sounding screen with triple-frequency audio 1 Experience the complete sound effects of audio and video, which can also effectively improve the practical effect of its sound-emitting screen.

Please refer to Fig. 9 and Fig. 10 again, which are a combined schematic diagram and a three-dimensional schematic diagram of another sound-emitting screen 1 with tri-frequency audio in the present invention, wherein the low-frequency sound source generating module 4 further includes a passive sound generator 5 , the passive sounder 5 is embedded with the back plate 23, and the passive sounder 5 is surrounded by the soft rubber part 232, and the screen housing 2 is composed of the display screen 21, the back plate 23 and the low frequency The inner sound emitting space 24 is defined by the sound source generating module 4 , the passive sound generator 5 and the soft glue 232 .

Please refer to the above-mentioned accompanying drawings and Fig. 11 and Fig. 12, which are the first implementation schematic diagram of another sounding screen 1 with tri-frequency audio in the present invention, wherein when the sounding screen 1 with tri-frequency audio receives a sound signal , the sound signal is transmitted to the frequency divider 25 for frequency division of high-frequency, intermediate-frequency and low-frequency audio, and the intermediate-frequency audio and high-frequency audio are respectively transmitted to the middle and high-frequency sound source generation module 3, the The medium-high frequency sound source generation module 3 vibrates and drives the display screen 21, so that the display screen 21 produces the left dual-channel L and the right dual-channel R of the intermediate-frequency sound source and the high-frequency sound source, and the medium-high frequency sound source generates When the module 3 vibrates, the flexible support placed in the center absorbs the amplitude transmitted to the center, thereby reducing the interference between the left binaural L and the right binaural R, and achieving the effect of a real sound field. Frequency converter 25 transmits the low-frequency audio signal of the sound signal to the low-frequency audio source generating module 4 which is a low-frequency speaker, and the low-frequency audio source generating module 4 receives the low-frequency audio and generates a low-frequency audio source, and the low-frequency audio source generating module 4 While generating sound effects, the low-frequency sound source generating module 4 simultaneously generates vibrations in the inner sound-emitting space 24 and drives the passive sound generator 5 to generate the low-frequency sound source, whereby the sound-emitting screen 1 with triple-frequency audio is When receiving a sound signal, the sounding screen 1 with triple-frequency audio can generate high-frequency, intermediate-frequency and low-frequency sound sources, so that the user can use the sounding screen 1 with triple-frequency audio to experience the complete sound effect of video and video, and can also effectively Improve the practical effect of its sound-emitting screen.

The present invention has been described in detail above, but the above is only a preferred embodiment of the present invention, and should not limit the scope of the present invention, that is, all equivalent changes and modifications made according to the application scope of the present invention etc., should still fall within the scope of the patent coverage of the present invention.

1:Speaking screen with tri-frequency audio 2: Screen case 21: Display screen 211: display side 212: inner attachment side 22: Rear frame 23: Backplane 231: hanging edge 232: Soft plastic parts 24: Inner Sound Space 25: Frequency divider 26: flexible absorbent 3: Medium and high frequency sound source generation module 4: Low frequency sound source generation module 5: Passive Sounder

Figure 1 is a schematic diagram of the combination of the present invention's sound-emitting screen with three-frequency audio. Fig. 2 is a three-dimensional schematic diagram of a sound-emitting screen with three-frequency audio in the present invention. Fig. 3 is a schematic diagram of the first implementation of the sound-emitting screen with three-frequency audio in the present invention. Fig. 4 is a second schematic diagram of the implementation of the sound-emitting screen with three-frequency audio in the present invention. Fig. 5 is a combined schematic diagram of another sound-emitting screen with three-frequency audio according to the present invention. Fig. 6 is a three-dimensional schematic diagram of another sound-emitting screen with three-frequency audio according to the present invention. Fig. 7 is an implementation schematic diagram of another sound-emitting screen with three-frequency audio in the present invention. Fig. 8 is the second implementation schematic diagram of another sound-emitting screen with three-frequency audio in the present invention. Fig. 9 is a combined schematic diagram of yet another sound-emitting screen with triple-frequency audio in the present invention. Fig. 10 is a three-dimensional schematic diagram of another sound-emitting screen with three-frequency audio in the present invention. Fig. 11 is the first implementation schematic diagram of another sound-emitting screen with three-frequency audio in the present invention. Fig. 12 is the second implementation diagram of another sound-emitting screen with three-frequency audio in the present invention.

1:Speaking screen with tri-frequency audio

2: Screen case

21: Display screen

211: display side

212: inner attachment side

22: Rear frame

23: Backplane

231: hanging edge

24: Inner Sound Space

25: Frequency divider

26: flexible absorbent

3: Medium and high frequency sound source generation module

4: Low frequency sound source generation module

Claims (9)

An audible screen with tri-frequency audio, comprising: A screen housing, a display screen is arranged on the front side of the screen housing, a display side is formed on the front side of the display screen, and an inner attachment side is formed on the rear side, and at least one back plate is provided on the rear side of the screen housing, and the inside of the screen housing An internal sound emitting space is defined by the display screen and the back panel; At least one medium and high frequency sound source generating module, the medium and high frequency sound source generating module is electrically connected to a frequency divider, and the medium and high frequency sound source generating module is contained in the inner sound emitting space and arranged on the inner sticker on the side; and at least one low-frequency sound source generating module, the low-frequency sound source generating module is electrically connected to the frequency divider, and the low-frequency sound source generating module is accommodated in the inner sound emitting space and is mutually assembled with the backboard, and When the frequency divider receives a sound signal, the frequency divider transmits the middle and high frequency audio of the sound signal to the middle and high frequency sound source generating module, and the middle and high frequency sound source generating module generates vibration and drives the display screen to generate a medium and high frequency sound signal. The frequency divider transmits the low-frequency audio of the sound signal to the low-frequency audio generating module and the low-frequency audio generating module generates the low-frequency audio. The sound-emitting screen with tri-frequency audio as described in Claim 1, wherein the screen housing further has a flexible absorbing part, and the flexible absorbing part is arranged on the inner attaching surface. The sound-emitting screen with three-frequency audio as described in Claim 1, wherein the frequency divider is arranged in the inner sound-emitting space. The sound-emitting screen with triple-frequency audio as described in Claim 1, wherein at least one rear frame is further formed on the rear side of the screen casing, and the rear frame is embedded in the back plate. The sound-emitting screen with triple-frequency audio as described in claim 4, wherein at least one hanging edge is arranged between the backplane and the rear frame, the hanging edge is around the periphery of the backplane, and the screen casing is composed of the The display screen, the back panel and the suspension boundary define the inner sound emitting space. The sound-emitting screen with three-frequency audio as described in Claim 1, wherein the mid-high frequency sound source generating module is a mid-high frequency vibrator. The sound-emitting screen with three-frequency audio as described in claim 1, wherein the low-frequency sound source generating module is a low-frequency vibrator, and the low-frequency sound source generating module is attached to the backplane, and the low-frequency sound source generating module receiving the low-frequency audio to generate vibration and drive the backboard to generate the low-frequency audio source. The sounding screen with three-frequency audio as described in claim 4, wherein the low-frequency sound source generating module is a low-frequency speaker, and the low-frequency sound source generating module is embedded in the backplane, and the low-frequency sound source generating module There is a soft rubber part surrounding the periphery, and the screen shell is defined by the display screen, the back panel, the low-frequency sound source generating module and the soft rubber part to define the inner sound emitting space, and the low-frequency sound source generating module receives the Low frequency audio and generate low frequency audio source. The sounding screen with three-frequency audio as described in claim 7, wherein the low-frequency sound source generating module further includes a passive sounder, the passive sounder is embedded in the backboard, and the passive sounder is surrounded by The soft rubber part, and the screen shell is defined by the display screen, the back panel, the low-frequency sound source generating module, the passive sounder and the soft rubber part to define the inner sound emitting space, and the low-frequency sound source generating module The group receives the low-frequency audio to generate a low-frequency sound source, generates vibrations in the inner sound-emitting space, and drives the passive sound generator to generate the low-frequency sound source.

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