CN210868177U - Sound equipment for playing with wireless multiple sound channels of sound source - Google Patents
Sound equipment for playing with wireless multiple sound channels of sound source Download PDFInfo
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- CN210868177U CN210868177U CN201922370967.XU CN201922370967U CN210868177U CN 210868177 U CN210868177 U CN 210868177U CN 201922370967 U CN201922370967 U CN 201922370967U CN 210868177 U CN210868177 U CN 210868177U
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Abstract
The utility model relates to a sound equipment that is played with wireless multichannel of sound source, this sound equipment include a host computer and a plurality of from the computer, the host computer is equipped with MCU, terminal bluetooth module, host computer decoding module, host computer power amplifier module, well woofer, MCU respectively with terminal bluetooth module, host computer decoding module connect, terminal bluetooth module is used for with intelligent terminal equipment wireless connection, the quantity of host computer bluetooth module and the quantity of from the computer match; the slave machine is respectively provided with a slave machine Bluetooth module, a slave machine decoding module, a slave machine power amplifier module and a left loudspeaker and a right loudspeaker, and the slave machine Bluetooth module is wirelessly connected with the host machine Bluetooth module. The utility model discloses both solved the weak point that the wired transmission wiring was put, it is convenient to install, has improved wireless transmission signal quality again, has promoted user experience and has felt.
Description
Technical Field
The utility model relates to a sound equipment field, concretely relates to sound equipment of wireless multichannel broadcast of homophonic source.
Background
With the improvement of living standard, people all have a healthy life with high quality, and audio products (such as home theater equipment) are often necessary equipment for improving the quality of home life.
However, in the conventional home theater, the connected playback of each sound channel is performed in a wired manner, so that the user can only perform wiring arrangement before finishing the house, and the wiring connection is somewhat careless, which causes many adverse effects and is very unfavorable for later upgrading or equipment replacement.
In addition, the whole wiring, especially the open wiring, can disturb the room layout. Even if the problem of disordered wiring patterns is solved by adopting the hidden wires, the problems of wire aging and difficult modification still cannot be solved.
Therefore, a multichannel audio device using the bluetooth technology appears in the market, but the existing multichannel audio device has the technical problem of poor quality of wireless transmission signals although the problem of difficult wiring is solved, and the user experience is greatly influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model overcomes traditional wiring obstacle provides a sound equipment of wireless multichannel broadcast of brand-new homophonic source, receives analytic test signal through the principal and subordinate bluetooth, rationally decodes playback to the module that corresponds each sound channel signal transmission, has both solved wired transmission and has put complicacy, the easy ageing technical problem of circuit at the equipment end wiring, can improve the quality of wireless transmission signal again, has promoted user experience greatly and has felt.
The specific scheme is as follows:
a sound equipment for playing with a same sound source wireless multi-channel comprises a host and a plurality of slave machines, wherein the host is provided with an MCU (microprogrammed control unit), a terminal Bluetooth module, a host decoding module, a host power amplifier module and a midbass loudspeaker, the MCU is respectively connected with the terminal Bluetooth module, the host Bluetooth module and the host decoding module, the host power amplifier module and the midbass loudspeaker are sequentially connected, the terminal Bluetooth module is used for being wirelessly connected with intelligent terminal equipment, and the number of the host Bluetooth modules is matched with that of the slave machines;
the slave machine is respectively provided with a slave machine Bluetooth module, a slave machine decoding module, a slave machine power amplifier module, a left loudspeaker and a right loudspeaker, the slave machine Bluetooth module, the slave machine decoding module, the slave machine power amplifier module and the left loudspeaker are sequentially connected, and the slave machine Bluetooth module is wirelessly connected with the master machine Bluetooth module.
Furthermore, the host bluetooth module writes a fixed MAC address, and the MAC address is the same as the matching information of the slave bluetooth module, so as to realize direct pairing of the host bluetooth module and the slave bluetooth module.
Furthermore, the slave machines are provided with two slave machines, and the left loudspeaker and the right loudspeaker are respectively provided with a front left loudspeaker and a rear right loudspeaker.
Further, the host supports ASIO driving and Aptx protocol transmission.
Further, the slave machine supports ASIO driving and Aptx protocol transmission.
Wherein, the utility model discloses an adopt wireless pair mode to solve each sound channel and put the problem at wired port wiring to realize the simple installation's advantage.
The utility model realizes high quality of wireless signals because the host and the slave support ASIO drive and Aptx protocol transmission in the wireless pairing process, and further control the equipment delay within 10 ms; the master Bluetooth module and the slave Bluetooth module receive the analysis test signals and reasonably transmit each sound channel signal to the corresponding decoding module for decoding and replaying, so that the problem of sending delay confirmation in the early period is corrected, the quality of a played signal is controlled to be in a low-delay state, the transmission quality of a wireless signal is ensured, and the user experience is improved.
Has the advantages that:
the utility model discloses terminal bluetooth module on the host computer carries out wireless pairing with intelligent terminal equipment after, by the analytic each channel code of MCU, goes out sound channel information transmission with analytic signal through host computer bluetooth module again to pair by following machine bluetooth module and receive and play, both solved the weak point that the wire transmission wiring was put, it is convenient to install, has improved wireless transmission signal quality again, has promoted user experience and has felt.
Drawings
Fig. 1 is a schematic view of the connection frame of the modules of the present invention.
Detailed Description
To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.
The present invention will now be further described with reference to the accompanying drawings and detailed description.
The utility model provides a with audio amplifier of wireless multichannel broadcast of sound source, this audio amplifier include that a host computer and a plurality of follow the machine.
The utility model discloses a host computer is equipped with MCU, terminal bluetooth module, host computer decoding module, host computer power amplifier module, well woofer, MCU respectively with terminal bluetooth module host computer bluetooth module the host computer decoding module is connected, the host computer decoding module host computer power amplifier module well woofer connects gradually, terminal bluetooth module be used for with intelligent terminal equipment wireless connection, host computer bluetooth module's quantity with the quantity phase-match of following the machine.
The utility model discloses an from the computer be equipped with respectively from the computer bluetooth module, from the computer decoding module, from the computer power amplifier module, control the speaker, from the computer bluetooth module from the computer decoding module from the computer power amplifier module control the speaker connects gradually, from the computer bluetooth module with host computer bluetooth module wireless connection.
As the preferred scheme of the utility model, host computer bluetooth module has written fixed MAC address, just the MAC address with from machine bluetooth module's matching information is the same, in order to realize host computer bluetooth module with from machine bluetooth module's direct pairing.
As another preferred aspect of the present invention, the slave is provided with two speakers, and the left and right speakers are respectively provided with a front left and right speaker and a rear left and right speaker.
As a further preferred scheme of the utility model, the host computer support ASIO drive and Aptx agreement transmission from the machine to the realization further controls equipment delay within 10ms, improves the sound channel broadcast uniformity greatly, thereby improves wireless transmission signal's quality, has promoted user experience greatly and has felt.
Referring to fig. 1, a preferred embodiment of the present invention is provided with two slaves, a first slave and a second slave. The first slave machine is provided with a first slave machine Bluetooth module, the second slave machine is provided with a second slave machine Bluetooth module, and correspondingly, the host machine is provided with a first host machine Bluetooth module and a second host machine Bluetooth module, the first host machine Bluetooth module is in wireless connection with the first slave machine Bluetooth module, and the second host machine Bluetooth module is in wireless connection with the second slave machine Bluetooth module. The first slave machine is provided with a front left loudspeaker and a rear left loudspeaker, and the second slave machine is provided with a rear left loudspeaker and a rear right loudspeaker.
When the Bluetooth wireless network is used, the host, the first slave machine and the second slave machine are started, and the first host Bluetooth module and the second host Bluetooth module on the host enter a broadcast pairing state. Because the first host Bluetooth module is written with a fixed MAC address and has the same matching information with the first slave Bluetooth module on the slave, the first host Bluetooth module and the first slave Bluetooth module can be directly paired; correspondingly, the second master bluetooth module writes a fixed MAC address and matches the matching information of the second slave bluetooth module on the slave, so that the second master bluetooth module and the second slave bluetooth module can be directly paired.
Open intelligent terminal equipment and carry out the bluetooth search, only show the terminal bluetooth module's of host computer information, intelligent terminal equipment initiative is connected, matches with terminal bluetooth module, and intelligent terminal equipment passes through the bluetooth and plays the sound source. The terminal Bluetooth module on the host receives the signal of the sound source, the signal is transmitted to the host decoding module through the MCU, and then the low-frequency signal and the intermediate-frequency signal are obtained after sound channel analysis and transmitted to the mid-bass loudspeaker on the host for playing.
The front left and right surround signals are transmitted to the first host Bluetooth module for signal transmission and received by the corresponding first slave Bluetooth module, and the first slave Bluetooth module receives the signals, decodes the sound channel by the slave decoding module, transmits the signals to the power amplification module for signal amplification and transmits the signals to the front left and right loudspeakers for playback.
The rear left and right surround signals are transmitted to a second host Bluetooth module for signal transmission and received by a corresponding second slave Bluetooth module, and the second slave Bluetooth module receives the signals, decodes the sound channel by a slave decoding module, transmits the signals to a power amplification module for signal amplification and transmits the signals to rear left and right loudspeakers for playback.
The utility model discloses a bluetooth signal is inside after pairing and is carried out the analysis through MCU, and each bluetooth module is inside to be time delay self-adaptation adjustment to let broadcast sound channel uniformity and matching degree promote greatly, solved the weak point that the wire transmission wiring was put, it is convenient to install, has improved the wireless transmission signal quality moreover, has promoted user experience and has felt.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. A sound equipment with the wireless multi-channel playing of sound source is characterized in that: the sound equipment comprises a host and a plurality of slave machines, wherein the host is provided with an MCU (microprogrammed control unit), a terminal Bluetooth module, a host decoding module, a host power amplifier module and a midbass loudspeaker, the MCU is respectively connected with the terminal Bluetooth module, the host Bluetooth module and the host decoding module, the host power amplifier module and the midbass loudspeaker are sequentially connected, the terminal Bluetooth module is used for being wirelessly connected with intelligent terminal equipment, and the number of the host Bluetooth modules is matched with that of the slave machines;
the slave machine is respectively provided with a slave machine Bluetooth module, a slave machine decoding module, a slave machine power amplifier module, a left loudspeaker and a right loudspeaker, the slave machine Bluetooth module, the slave machine decoding module, the slave machine power amplifier module and the left loudspeaker are sequentially connected, and the slave machine Bluetooth module is wirelessly connected with the master machine Bluetooth module.
2. Audio device for wireless multichannel playback with sound sources according to claim 1, characterized in that: the host Bluetooth module is written with a fixed MAC address, and the MAC address is the same as the matching information of the slave Bluetooth module, so that the host Bluetooth module and the slave Bluetooth module can be directly paired.
3. Audio device for wireless multichannel playback with sound sources according to claim 1, characterized in that: the slave machines are provided with two slave machines, and the left loudspeaker and the right loudspeaker are respectively provided with a front left loudspeaker and a rear right loudspeaker.
4. Audio device for wireless multi-channel playback from a source according to one of the claims 1 to 3, characterized in that: the host supports ASIO driving and Aptx protocol transmission.
5. Audio device for wireless multi-channel playback from a source according to one of the claims 1 to 3, characterized in that: the slave machine supports ASIO driving and Aptx protocol transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922370967.XU CN210868177U (en) | 2019-12-25 | 2019-12-25 | Sound equipment for playing with wireless multiple sound channels of sound source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922370967.XU CN210868177U (en) | 2019-12-25 | 2019-12-25 | Sound equipment for playing with wireless multiple sound channels of sound source |
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| CN210868177U true CN210868177U (en) | 2020-06-26 |
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| CN201922370967.XU Active CN210868177U (en) | 2019-12-25 | 2019-12-25 | Sound equipment for playing with wireless multiple sound channels of sound source |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111212409A (en) * | 2019-12-25 | 2020-05-29 | 厦门盈趣科技股份有限公司 | Sound equipment for playing with wireless multiple sound channels of sound source |
| TWI784735B (en) * | 2021-09-30 | 2022-11-21 | 陳俊銘 | Tuning system for sound system of electric vehicle and audio tuning method using the same |
-
2019
- 2019-12-25 CN CN201922370967.XU patent/CN210868177U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111212409A (en) * | 2019-12-25 | 2020-05-29 | 厦门盈趣科技股份有限公司 | Sound equipment for playing with wireless multiple sound channels of sound source |
| TWI784735B (en) * | 2021-09-30 | 2022-11-21 | 陳俊銘 | Tuning system for sound system of electric vehicle and audio tuning method using the same |
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