CN214205697U - Wireless television bass sound box - Google Patents
Wireless television bass sound box Download PDFInfo
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- CN214205697U CN214205697U CN202022686205.3U CN202022686205U CN214205697U CN 214205697 U CN214205697 U CN 214205697U CN 202022686205 U CN202022686205 U CN 202022686205U CN 214205697 U CN214205697 U CN 214205697U
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Abstract
The utility model relates to a bass sound box technical field especially indicates a wireless television bass sound box, which comprises a USB interface circuit, a USB serial port conversion circuit, a transmitting microprocessor control, a wireless transmitting circuit, a digital signal conversion circuit, a receiving microprocessor control, a wireless receiving circuit, an audio master control circuit, an audio amplifying circuit, a bass loudspeaker unit, a power supply panel circuit, a power supply management circuit, a working state indicating circuit and a wireless pairing circuit; because the utility model discloses USB interface on the TV inserts emission module, pairs the back with bass speaker receiving module and sends the bass of low frequency, just can experience shock home theater audio under not changing television circuit and not connecing the audio line condition.
Description
Technical Field
The utility model belongs to the technical field of bass speaker technique and specifically relates to indicate a wireless television bass speaker.
Background
Televisions are common consumer audio-visual products, and basically, each household has at least one television. As consumers demand the television to have a large screen and a thin body, the internal structure can not be provided with a bass cavity, so that the tone quality of the television is poor, the television is biased to a medium-high frequency and has no heavy bass effect, and the sound effect of the cinema is reduced when watching movies and listening to music.
Even if a bass loudspeaker is added at the back of some televisions, the bass effect cannot be generated due to the fact that the bass loudspeaker does not have enough cavity volume under the influence of the appearance, and cost is wasted virtually.
Also have the TV to increase external bass speaker can satisfy consumer's demand, nevertheless have certain shortcoming, because pass through the audio line between TV and audio amplifier and be connected, the locating place receives the restriction, also receives the TV port restriction simultaneously (on the market a lot of TV do not have the audio output mouth, even have but insert and can break off TV loudspeaker, need special customization) so make the product promotion can not the universalization, standardize.
Therefore, there is a need for a wireless television bass speaker that is not limited by the television and is not limited by space.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.
A wireless television bass sound box comprises a wireless transmitting part, a wireless receiving part, a control part and a power supply part. The wireless transmitting part comprises a USB interface circuit 1, a serial port conversion circuit 2, a transmitting microprocessor control 3, a wireless transmitting circuit 4 and a digital signal conversion circuit 5; the USB interface circuit 1 is respectively connected with the serial port conversion circuit 2 and the digital signal conversion circuit 5, the serial port conversion circuit 2 is connected with the emission microprocessor control 3, and the emission microprocessor control 3 and the digital signal conversion circuit 5 are simultaneously connected with the wireless emission circuit 4. The wireless receiving part comprises a receiving microprocessor control 6 and a wireless receiving circuit 7; the receiving microprocessor control 6 is connected with a wireless receiving circuit 7. The control part comprises an audio main control circuit 8, a wireless pairing circuit 14 and a working state indicating circuit 13; the audio master control circuit 8 is connected with the wireless pairing circuit 14 and the working state indicating circuit 13 at the same time. The power supply part comprises a power supply panel circuit 11, a power management circuit 12 for supplying power to the master control, and the power supply panel circuit 11 is connected with the power management circuit 12. The wireless receiving part is simultaneously connected with the power supply part and the wireless transmitting part.
Further, in the wireless transmitting part, a USB port is arranged on the USB interface circuit 1; a USB (universal serial bus) conversion head is arranged on the serial port conversion circuit 2; a first MCU controller is arranged on the emission microprocessor control 3; the wireless transmitting circuit 4 is provided with a wireless transmitting chip; the digital signal conversion circuit 5 is provided with a stereo audio DAC.
Furthermore, in the wireless receiving part, a second MCU controller is arranged on the receiving microprocessor control 6; the wireless receiving circuit 7 is provided with a wireless receiving chip.
Further, in the control part, a main chip is arranged on the audio main control circuit 8, and a wireless control switch is arranged on the wireless pairing circuit 14; the working state indicating circuit 13 is provided with a state indicating lamp.
Further, in the power supply portion, a power supply board is provided on the power supply board circuit 11; the power management circuit 12 is provided with a power manager.
Further, the audio main control circuit 8 is provided with an audio amplifying circuit 9 in a connected manner, and the audio amplifying circuit 9 is provided with a woofer unit 10 in a connected manner.
Further, a power amplifier is arranged on the audio amplifying circuit 9; the woofer unit 10 is provided with a woofer.
Furthermore, the power supply part is externally connected with a power switch, and the wireless transmitting part is externally connected with a USB end of the television.
The utility model has the advantages that: a wireless television bass sound box comprises a wireless transmitting part, a wireless receiving part, a control part and a power supply part. The wireless transmitting part comprises a USB interface circuit 1, a serial port conversion circuit 2, a transmitting microprocessor control 3, a wireless transmitting circuit 4 and a digital signal conversion circuit 5; the USB interface circuit 1 is respectively connected with the serial port conversion circuit 2 and the digital signal conversion circuit 5, the serial port conversion circuit 2 is connected with the emission microprocessor control 3, and the emission microprocessor control 3 and the digital signal conversion circuit 5 are simultaneously connected with the wireless emission circuit 4. The wireless receiving part comprises a receiving microprocessor control 6 and a wireless receiving circuit 7; the receiving microprocessor control 6 is connected with a wireless receiving circuit 7. The control part comprises an audio main control circuit 8, a wireless pairing circuit 14 and a working state indicating circuit 13; the audio master control circuit 8 is connected with the wireless pairing circuit 14 and the working state indicating circuit 13 at the same time. The power supply part comprises a power supply panel circuit 11, a power management circuit 12 for supplying power to the master control, and the power supply panel circuit 11 is connected with the power management circuit 12. The wireless receiving part connects power supply unit, wireless transmitting part simultaneously, and this utility model discloses mainly carry out signal transmission between wireless transmitting part and the wireless receiving part, control section control received signal and transmission woofer make signal of telecommunication conversion become the acoustic signal, and power supply unit provides the electric energy. The USB interface of the television is used for transmitting audio signals, a television circuit is not changed, audio line connection is avoided, the placing position of the USB interface has higher degree of freedom, and the USB interface can form standard matching with all types of televisions on the market.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a TX transmit circuit diagram.
Fig. 2 is a circuit diagram of an RX receiving and power amplifying circuit.
The attached figures in the drawing are respectively marked as follows: the system comprises a USB interface circuit-1, a USB serial port conversion circuit-2, a transmitting microprocessor control circuit-3, a wireless transmitting circuit-4, a digital signal conversion circuit-5, a receiving microprocessor control circuit-6, a wireless receiving circuit-7, an audio master control circuit-8, an audio amplifying circuit-9, a woofer unit-10, a power supply panel circuit-11, a power supply management circuit-12, a working state indicating circuit-13 and a wireless pairing circuit-14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a wireless television bass speaker includes a wireless transmitting portion, a wireless receiving portion, a control portion, and a power portion. The wireless transmitting part comprises a USB interface circuit 1, a serial port conversion circuit 2, a transmitting microprocessor control 3, a wireless transmitting circuit 4 and a digital signal conversion circuit 5; the USB interface circuit 1 is respectively connected with the serial port conversion circuit 2 and the digital signal conversion circuit 5, the serial port conversion circuit 2 is connected with the emission microprocessor control 3, and the emission microprocessor control 3 and the digital signal conversion circuit 5 are simultaneously connected with the wireless emission circuit 4. The wireless receiving part comprises a receiving microprocessor control 6 and a wireless receiving circuit 7; the receiving microprocessor control 6 is connected with a wireless receiving circuit 7. The control part comprises an audio main control circuit 8, a wireless pairing circuit 14 and a working state indicating circuit 13; the audio master control circuit 8 is connected with the wireless pairing circuit 14 and the working state indicating circuit 13 at the same time. The power supply part comprises a power supply panel circuit 11, a power management circuit 12 for supplying power to the master control, and the power supply panel circuit 11 is connected with the power management circuit 12. The wireless receiving part connects power supply unit, wireless transmitting part simultaneously, and this utility model discloses mainly carry out signal transmission between wireless transmitting part and the wireless receiving part, control section control received signal and transmission woofer make signal of telecommunication conversion become the acoustic signal, and power supply unit provides the electric energy. The USB interface of the television is used for transmitting audio signals, a television circuit is not changed, audio line connection is avoided, the placing position of the USB interface has higher degree of freedom, and the USB interface can form standard matching with all types of televisions on the market.
The utility model discloses the theory of operation is: after the television is in communication handshake with the serial port conversion circuit 2 and the transmitting microprocessor control 3 through the USB interface circuit 1, the output digital audio signal is sent into the wireless transmitting circuit 5 through the digital signal conversion circuit 5 to be transmitted. After the receiving microprocessor control 6, the audio main control circuit 8 and the wireless pairing circuit 14 send instructions to operate the wireless receiving circuit 7 to pair successfully, the wireless receiving circuit 7 receives wireless signals and converts the wireless signals into digital audio signals, the digital audio signals are sent to the audio main control circuit 8 to be subjected to sound effect processing, and then the digital audio signals are sent to the audio amplifying circuit 8 and the connected loudspeaker 10 to play out the bass sound synchronous with the television loudspeaker. The power panel circuit 11 and the power management circuit 12 provide power supply required by each part.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.
Claims (8)
1. A wireless television bass sound box is characterized in that: comprises a wireless transmitting part, a wireless receiving part, a control part and a power supply part; the wireless transmitting part comprises a USB interface circuit (1), a serial port conversion circuit (2), a transmitting microprocessor control (3), a wireless transmitting circuit (4) and a digital signal conversion circuit (5); the USB interface circuit (1) is respectively connected with the serial port conversion circuit (2) and the digital signal conversion circuit (5), the serial port conversion circuit (2) is connected with the emission microprocessor control (3), and the emission microprocessor control (3) and the digital signal conversion circuit (5) are simultaneously connected with the wireless emission circuit (4); the wireless receiving part comprises a receiving microprocessor control (6) and a wireless receiving circuit (7); the receiving microprocessor control (6) is connected with the wireless receiving circuit (7); the control part comprises an audio master control circuit (8), a wireless pairing circuit (14) and a working state indicating circuit (13); the audio master control circuit (8) is simultaneously connected with the wireless pairing circuit (14) and the working state indicating circuit (13); the power supply part comprises a power supply panel circuit (11), a power management circuit (12) for supplying power to the master control, and the power supply panel circuit (11) is connected with the power management circuit (12); the wireless receiving part is simultaneously connected with the power supply part and the wireless transmitting part.
2. The wireless television bass loudspeaker of claim 1, wherein: in the wireless transmitting part, a USB interface circuit (1) is provided with a USB port; a USB (universal serial bus) conversion head is arranged on the serial port conversion circuit (2); a first MCU controller is arranged on the emission microprocessor controller (3); a wireless transmitting chip is arranged on the wireless transmitting circuit (4); the digital signal conversion circuit (5) is provided with a stereo audio DAC.
3. The wireless television bass loudspeaker of claim 1, wherein: in the wireless receiving part, a second MCU controller is arranged on a receiving microprocessor controller (6); the wireless receiving circuit (7) is provided with a wireless receiving chip.
4. The wireless television bass loudspeaker of claim 1, wherein: in the control part, a main chip is arranged on an audio main control circuit (8), and a wireless control switch is arranged on a wireless pairing circuit (14); and a state indicating lamp is arranged on the working state indicating circuit (13).
5. The wireless television bass loudspeaker of claim 1, wherein: in the power supply part, a power supply board is arranged on a power supply board circuit (11); the power management circuit (12) is provided with a power manager.
6. The wireless television bass loudspeaker of claim 1, wherein: the audio master control circuit (8) is connected with an audio amplification circuit (9), and the audio amplification circuit (9) is connected with a woofer unit (10).
7. The wireless television bass loudspeaker of claim 6, wherein: a power amplifier is arranged on the audio amplification circuit (9); the woofer unit (10) is provided with a woofer.
8. The wireless television bass loudspeaker of claim 1, wherein: the power supply part is externally connected with a power switch, and the wireless transmitting part is externally connected with a USB end of the television.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022686205.3U CN214205697U (en) | 2020-11-18 | 2020-11-18 | Wireless television bass sound box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022686205.3U CN214205697U (en) | 2020-11-18 | 2020-11-18 | Wireless television bass sound box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214205697U true CN214205697U (en) | 2021-09-14 |
Family
ID=77646390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022686205.3U Active CN214205697U (en) | 2020-11-18 | 2020-11-18 | Wireless television bass sound box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214205697U (en) |
-
2020
- 2020-11-18 CN CN202022686205.3U patent/CN214205697U/en active Active
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