TW202143219A - Audio control system for sound channel of loudspeaker mainly including a main audio and video processing unit, a main loudspeaker unit, an auxiliary processing unit, an auxiliary loudspeaker unit and a remote-control unit - Google Patents

Abstract

Disclosed is an audio control system for a sound channel of a loudspeaker. The audio control system mainly includes a main audio and video processing unit, a main loudspeaker unit, an auxiliary processing unit, an auxiliary loudspeaker unit and a remote-control unit. The audio control system is mainly characterized in that the remote control unit transmits a control instruction to control the loudspeaker on all sound channels to play an audio, and a user can specify the on/off of the loudspeaker, adjusts the volume and even selects the situational mode according to an actual demand and personal preference to expand the convenience and degree of freedom of use. In addition, at least one auxiliary loudspeaker unit is configured for the auxiliary processing unit to increase the flexibility of mounting the loudspeaker. Moreover, by using the audio control system, the physical wiring for audio transmission can also be greatly reduced, and the original decoration design is maintained.

Description

Speaker channel audio control system

The present invention relates to a speaker channel audio control system, in particular, it includes a main audio-visual processing unit, a sub-processing unit, a main speaker unit and a sub-speaker unit, and the main audio-visual processing unit and the sub-processing unit transmit signals in a wireless manner.

With the improvement of living standards, people are paying more and more attention to the improvement of quality in the pursuit of leisure and entertainment. In the leisure application of audio-visual audio, the industry has successively launched in order to achieve high-quality sound performance to meet the auditory sensory needs of consumers. Digital stereo, stereo, surround sound field multi-channel technology, such as Dolby (Dolby) 5.1 channel system, 7.1 channel system, 5.1.2 channel system or other multi-channel systems, and are commonly used Play in cinemas and concert venues. In addition, with the continuous advancement of electronic technology, ordinary families can also configure high-quality home cinemas at a limited cost, so that they can enjoy high-end music listening or sound quality that can only be found in movie theaters in the home environment.

In the conventional technology, the video and audio coded signals generally come from DVD discs, Blu-ray players, online video and audio sources, etc., with fixed audio tracks and storage formats, including images and multi-channel audio data, which are decoded and separated by the amplifier host. , After zooming in, the video data is played directly by the monitor, while the multi-channel audio data is played by various speakers or speakers, such as different speakers on the front, side and rear, to show the immersive auditory experience. The listener is like being in the real world.

However, the disadvantage of the above-mentioned conventional technology is that the original video and audio coded signals in different audio tracks are decoded by the amplifier host and then separated into audio data for the corresponding speakers. For the original video and audio coded signals whose audio format is two-channel stereo , Even if the speaker system being played has been upgraded to Dolby 7.1, it cannot arbitrarily control the sound function of the rear speakers, so it is quite limited and inflexible. Moreover, it is quite difficult to wire the speaker cable, and the original sound track is limited, and it is impossible to choose the speaker to play at will.

Furthermore, in terms of the actual configuration of Dolby 7.1's general speakers, the speakers of the front speaker unit are placed in front of the user and close to the display. The center channel speaker is located below the display. The front left channel speaker and the front The right channel speakers are located on the left and right sides of the display, while the rear left channel speakers and the rear right channel speakers are located on the user's side or the rear side. The rear left channel speakers and the rear top speakers The right channel speakers are located above the left and right back sides of the user, and the subwoofer channel speakers may be closer to the user. Therefore, the conventional Dolby 7.1 implementation requires a large amount of physical wiring to connect each speaker, causing chaos in the overall environment, and may also damage the original decoration design due to the need to drill cables on the ceiling or wall. .

Therefore, there is a great need for an innovative speaker channel audio control system that uses smart wireless remote controllers to transmit channel control commands to change the broadcast content of different speakers, allowing users to arbitrarily change the sound effect according to actual needs and personal preferences. Further expand the flexibility of use, so as to solve the above-mentioned conventional technology problems.

The main purpose of the present invention is to provide a speaker channel audio control system, including a display unit, an audio-visual source unit, a main audio-visual processing unit, a main speaker unit, at least one auxiliary processing unit, at least one auxiliary speaker unit, and a remote control unit for Realize high-quality and high-freedom to enjoy audio-visual entertainment.

In the speaker channel audio control system of the present invention, the display unit can be a device with a display function such as a TV, a screen, an LCD, and the audio-visual source unit can be a mobile phone, a tablet, a computer, a TV box, etc., among which the main audio-visual processing unit It is connected with the display unit, the audio-visual source unit, and the main speaker unit in a wired manner, and the main audio-visual processing unit and at least one auxiliary processing unit are connected in a wired or wireless manner, and at least one auxiliary processing unit and at least one auxiliary processing unit are connected in a wired or wireless manner. The speaker units are connected in a wired manner, and the remote control unit and the main audio-visual processing unit are wirelessly transmitted signals.

The remote control unit has a touch function or button, and the touch function or button can be used to further control the main speaker unit and the sub-speaker unit through the main audio-visual processing unit. In addition, the user can select different situational modes through the remote control unit to change the main and sub-speaker units. The switch or volume of the speaker unit achieves a better audio-visual experience. The remote control unit can drive the wireless remote control function to generate and transmit control commands to the main audio-visual processing unit.

The main audio-visual processing unit receives audio-visual coding signals or audio signals from the audio-visual source unit, and performs audio-visual decoding processing on the audio-visual coding signals to generate video playback signals and audio playback signals. The video playback signal is sent to the display unit and the main audio-visual processing unit The audio playback signal is also sent to the main speaker unit according to the control command.

The main speaker unit can include a center channel speaker, a left channel speaker, a right channel speaker or a combination thereof, and receives audio playback signals from the main audio-visual processing unit.

At least one sub-processing unit receives the audio playback signal from the main audio-visual processing unit and transmits it to at least one sub-speaker unit. In other words, the sub-processing unit is the audio receiving unit.

The remote control unit can not only select the switch and volume of the main speaker unit and the sub-speaker unit, but also set the scene mode, preset or store the switch state and volume state of the main speaker unit and the sub-speaker unit in different scene modes.

The remote control unit of the present invention can specify the switch and volume of each speaker unit according to actual needs and personal preference, further expanding the flexibility of use. In particular, between the main audio-visual processing unit and at least one sub-processing unit, audio signals are transmitted wirelessly or with simple wires, which greatly reduces the difficulty of wiring and increases the freedom of speaker configuration.

The following is a more detailed description of the implementation of the present invention in conjunction with the diagrams and component symbols, so that those who are familiar with the art can implement it after studying this manual.

The signal schematic diagram of the speaker channel audio control system of the present invention is shown in FIG. The auxiliary processing unit 30 equipped with at least one auxiliary speaker unit 40 is regarded as a combination, and the present invention can be installed (configured) with more than one combination, that is, one main audio-visual processing unit 10 can be connected to multiple auxiliary processing units 30.

The audio-visual source unit 12 sends the undecoded audio-visual signal AV to the main audio-visual processing unit 10 for decoding, generates an image playback signal V and an audio playback signal AU, sends the image playback signal V to the display unit 14, and sends the audio playback signal AU to the main speaker The unit 20 is played and transmitted to the sub-processing unit 30, and then pushed to the sub-speaker unit 40 by the sub-processing unit 30 for playback. In other words, the sub-processing unit 30 is the audio receiving unit.

In addition, the main audio-visual processing unit 10 and the sub-processing unit 30 need to be connected to an external power source, but the configured main speaker unit 20 and sub-speaker unit 40 do not need to be connected to an external power source. The main speaker unit 20 and the sub-speaker unit 40 only need to be connected to the main The audio-visual processing unit 10 and the sub-processing unit 30 are connected, and transmit the audio playback signal AU.

Please refer to FIG. 2 for one embodiment of the present invention, which shows a schematic diagram of a speaker channel audio control system according to an embodiment of the present invention. As shown in FIG. 2, the speaker channel audio control system of the embodiment of the present invention includes a remote control unit R, a main audio-visual processing unit 10, an audio-visual source unit 12, a display unit 14, a main speaker unit 20, at least one auxiliary processing unit 30, and at least A pair of speaker unit 40 is used to realize high-quality, high-flexibility, and high-degree-of-freedom audio-visual playback experience.

Specifically, the remote control unit R has a touch display function and a wireless remote control function, and the touch display function can be used to display a control screen for the user to press the control screen to drive the wireless remote control function to generate and send control commands to the main audio-visual processing Unit 10. In other embodiments, the control commands generated by the remote control unit R can also be directly transmitted to the sub-processing units 30. The remote control unit R can be a mobile device with an app or a general remote control device. The transmission of control commands can be through Bluetooth, infrared, wifi, etc.

In one embodiment of the present invention, the main audio-visual processing unit 10 receives control commands and audio-visual coded signals (or simple audio signals) from the audio-visual source unit 12, and performs audio-visual decoding processing on the audio-visual coded signals to generate video playback The video playback signal is directly transmitted to the display unit 14 for display. At the same time, the main audio-visual processing unit 10 performs audio decoding processing on the audio encoded signal according to the control command to generate and transmit the audio playback signal to the main The speaker unit 20 is played, and it is also sent to the sub-processing unit 30.

Furthermore, the sub-processing unit 30 receives the audio playback signal from the main audio-visual processing unit 10 and pushes it to the sub-speaker unit 40 for playback.

It should be noted that the main horn unit 20 and the secondary horn unit 40 of the present invention have different configuration designs. The following will refer to FIG. 3 for convenience of description, but FIG. 3 only shows an exemplary example of the present invention, and is not intended to limit the The scope of the invention, that is, other combined sound systems should be covered within the scope of the invention.

As shown in FIG. 3, the main speaker unit 20 may include a center channel speaker C, a left channel speaker CL, and a right channel speaker CR, and includes a sub-processing unit 30 and four sub-speaker units 40.

For example, the display unit 14 is located in front of the user U, and the speaker of the main speaker unit 20 is placed in front of the user U and close to the display unit 14. The center channel speaker C is located below the display unit 14. The left channel speaker CL and the right channel speaker CR are respectively on the left and right sides of the display unit 14. In addition, the auxiliary processing unit 30 is installed behind the user U, and the auxiliary speaker unit 40 is installed on the user U Near the side and back.

It should be noted that the center channel speaker C, the left channel speaker CL, the right channel speaker CR, and the sub-speaker unit 40 can be placed in other specific positions according to actual needs, but they should all fall within the scope of the present invention. In addition, In the application example of FIG. 3, one sub-processing unit 30 is configured with multiple sub-speaker units 40. In other application examples, two or more sub-processing units 30 are configured with multiple sub-speaker units 40, or two Or the above sub-processing unit 30 is configured with one sub-horn unit 40 respectively.

The display unit 14 can also be the audio and video source device 12 at the same time, that is, the display unit 14 can also be used as the audio and video encoding signal or the source of the audio signal. The audio and video decoding processing can include signal filtering processing, signal decoding, signal separation processing, and signal mixing processing. At least one of them.

The main audio-visual processing unit 10 and the sub-processing unit 30 transmit audio playback signals in a wireless or wired manner, while the sub-processing unit 30 and each sub-speaker unit 40 transmit audio playback signals in a wired manner, and only have sub-processing. Unit 30 needs to be connected to an external power source.

Please refer to FIG. 4 for another application example of the present invention. The main speaker unit 20 may include a center channel speaker C, a woofer B, a left channel speaker CL, and a right channel speaker CR. The main speaker unit 20 has a power cord AC connected to a power source. , And includes two sub-processing units 30 and six sub-speaker units 40. The two sub-processing units 30 also have power cords AC connected to the power supply. The sub-speaker unit 40 does not need a power cord, and only needs to be connected to the sub-processing unit. The units 30 are connected, one of the sub-processing units 30 is located at the rear and four sub-horn units 40 is arranged, and the other sub-processing unit 30 is located on the upper ceiling and two sub-horn units 40 are arranged.

Further referring to FIG. 5, a schematic diagram of the control screen displayed by the remote control unit R in the embodiment of the present invention. As shown in Figure 5, the control screen contains multiple speaker icons, respectively corresponding to the main speaker unit 20 and sub-speaker unit 40, the main speaker unit 20 and the sub-speaker unit 40 are marked with corresponding numbers or symbols (as shown in Figure 5 A, B, C and 1, 2, 3, 4) are used for the user to select and play and adjust the volume. In addition, the control screen further includes a selection icon for the context mode. After clicking, the user can target Different scenario modes are preset with different modes in advance. For example, the theater mode is set to half of the volume of the main speaker unit 20 with the center channel speaker, and the sub-speaker unit 40 has a full volume of more than half. Different modes can be selected directly in the future, and the remote control unit R can be used. A control command will be sent, and the main speaker unit 20 and the sub-speaker unit 40 will automatically complete the corresponding switch and volume.

For example, when watching TV in the middle of the night when people are quiet, the user can choose the sub-speaker unit 40 that is close to it, which will not noisy others, but if it is a party, you can choose the sub-speaker unit 40 installed above to play it. When the background music, it will not interfere with the party conversation.

The type of the situational mode is only for demonstration, and is not used to limit the scope of the present invention, and the method of volume adjustment is not limited.

Therefore, in the actual application operation of the present invention, the user can click the speaker icons on the control screen in FIG. 5 according to needs, so that the selected speaker can play audio and play signals.

It should be noted that the main audio and video processing units used in this field are divided into two types, the common one is the combination of the front and the rear stages, and the other is the separation of the front and the rear stages (the front stage is small signal processing, and the rear stage is Power amplifier), and if the main audio-visual processing unit is separated from the front and rear stages, the sub-processing unit can also be placed in front of the user.

In summary, the main feature of the present invention is to use the remote control unit to allow the user to switch the sound, adjust the volume or even select the context mode according to actual needs and personal preferences, thereby expanding the convenience and freedom of use.

In addition, another feature of the present invention is that the sub-processing unit receives audio playback signals from the main audio-visual processing unit in a wired or wireless manner, and only the main audio-visual processing unit and the sub-processing unit need to be connected to an external power supply, and the sub-speaker unit only Need to connect with the auxiliary processing unit to transmit the audio signal, therefore, the physical wiring between the auxiliary processing unit, the main audio-visual processing unit and the main and auxiliary speakers can be omitted, the overall wiring is greatly reduced, the configuration design is simplified, and multiple auxiliary processing units Equipped with a sub-speaker unit, it increases the freedom and flexibility of configuration, especially without affecting or destroying the existing decoration.

The above descriptions are only used to explain the preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Therefore, any modification or change related to the present invention made under the same spirit of the invention , Should still be included in the scope of the present invention's intention to protect.

10: Main audio and video processing unit 12: Audio and video source unit 14: display unit 20: Main speaker unit 30: Deputy processing unit 40: Sub-speaker unit AU: Audio playback signal AV: Audio and video signal C: Center channel speaker CL: Left channel speaker CR: Right channel speaker R: remote control unit U: User V: Video playback signal

Figure 1 shows a schematic diagram of signals of a speaker channel audio control system according to the present invention; 2 shows a schematic diagram of a speaker channel audio control system according to an embodiment of the present invention; 3 shows a schematic diagram of an application example of the main speaker unit and the sub-speaker unit in the speaker channel audio control system according to the embodiment of the present invention; 4 shows a schematic diagram of another application example of the main speaker unit and the sub-speaker unit in the speaker channel audio control system according to the embodiment of the present invention; and Fig. 5 shows a schematic diagram of a control screen displayed by the remote control unit according to an embodiment of the present invention.

10: Main audio and video processing unit

12: Audio and video source unit

14: display unit

20: Main speaker unit

30: Deputy processing unit

40: Sub-speaker unit

AU: Audio playback signal

AV: Audio and video input signal

V: Video playback signal

Claims (7)

A speaker channel audio control system to achieve high-quality, high-flexibility, and high-degree-of-freedom audio-visual playback experience, including: A remote control unit with a touch function and a wireless remote control function, the touch function allows a user to press the control screen to drive the wireless remote control function, and then generate and transmit a control command; A main audio-visual processing unit receives the control command from the remote control unit and an audio-visual coding signal or simply an audio signal from an audio-visual source unit, and performs audio-visual decoding processing on the audio-visual coding signal to generate an image playback signal and An audio coding signal, the video playback signal is sent to a display unit, and the main audio-visual processing unit decodes the audio coding signal to generate an audio playback signal, and sends it according to the control command; A main speaker unit to receive and play the audio playback signal; and At least one combination, the combination further comprising a sub-processing unit, the sub-processing unit is configured with at least one sub-speaker unit, the sub-processing unit receives and transmits the audio playback signal to the sub-speaker units; Wherein, the main audio-visual processing unit is connected with the audio-visual source unit, the display unit in a wired or wireless manner, the main audio-visual processing unit is connected with the remote control unit in a wireless manner, and the main audio-visual processing unit and the main speaker unit are connected in a wireless manner. Wired connection, the main audio-visual processing unit and the auxiliary processing unit are connected in a wired or wireless manner, the auxiliary processing unit and the auxiliary speaker units are connected in a wired manner, and the main audio-visual processing unit is connected with the auxiliary processing unit External power supply, The control screen of the remote control unit includes the main speaker unit and the sub-speaker unit icons, and a situational mode icon. The main speaker unit and the sub-speaker unit icons are provided for the user to choose to turn on or off, and The volume is adjusted, and the user selects the context mode icon to further select different context modes to control the switch and volume of the main speaker unit and the sub-speaker unit. For example, the speaker channel audio control system of claim 1, wherein the remote control unit is a mobile device or a traditional remote control device including a remote control app. For example, the speaker channel audio control system of claim 1, wherein the wireless remote control function of the remote control unit is through Bluetooth, infrared or wifi. For example, the speaker channel audio control system of claim 1, wherein the different situation modes are preset by the user and stored in the remote control unit. For example, the speaker channel audio control system of claim 1, wherein the main speaker unit includes a center channel speaker, a woofer, a left channel speaker, a right channel speaker, or a combination thereof. For example, the speaker channel audio control system of claim 1, wherein the display unit can be the audio-visual source device at the same time, that is, the display unit can also be the source of the audio-visual coding signal or the audio signal. For example, the speaker channel audio control system of claim 1, wherein the audio-visual decoding processing includes at least one of signal filtering processing, signal decoding, signal separation processing, and signal mixing processing.

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