CN207304893U - Multi signal voice input output system - Google Patents

Multi signal voice input output system Download PDF

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Publication number
CN207304893U
CN207304893U CN201721222755.1U CN201721222755U CN207304893U CN 207304893 U CN207304893 U CN 207304893U CN 201721222755 U CN201721222755 U CN 201721222755U CN 207304893 U CN207304893 U CN 207304893U
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China
Prior art keywords
audio
output circuit
output
channel
input
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CN201721222755.1U
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Chinese (zh)
Inventor
潘贡
邓开美
王艳珍
杨家鹏
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Sichuan Changhong Electric Co Ltd
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Sichuan Changhong Electric Co Ltd
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Abstract

The utility model discloses a kind of multi signal voice input output system,Including Bluetooth audio frequency module,Audio conversion switchs,Audio input circuit,D/A converter A,Audio output,5.1 channel audio modules,5.1 channel decoder,Left and right acoustic channels output circuit,In put and bass output circuit,Right and left rings are around output circuit,Wireless sending module,Bluetooth audio frequency module is connected with Audio conversion switch,Audio conversion switch is connected with audio input circuit,Audio input circuit,D/A converter A,Audio output is sequentially connected,5.1 channel audio modules are connected with 5.1 channel decoders,5.1 channel decoders and left and right acoustic channels output circuit,In put and bass output circuit,Right and left rings connect respectively around output circuit,Left and right acoustic channels output circuit is connected with Audio conversion switch,In put and be connected with bass output circuit with D/A converter B,Right and left rings are connected around output circuit with wireless sending module.The utility model improves audition quality, enriches people's video tastes.

Description

Multi signal voice input output system
Technical field
It the utility model is related to home theater music input-output system, more particularly to a kind of output of multi signal voice input System.
Background technology
In recent years, music, film market are quickly grown, and obtain content by way of network, and user can voluntarily point Play, there is very big flexibility.But current voice input output equipment there are it is one very big the problem of be exactly for The processing function of audio is simple, and first does not possess the input function of Bluetooth audio frequency, can not receive by bluetooth from mobile phone Music content.Second, the simple audio signal of left and right acoustic channels can only be exported, the audio signal for not possessing 5.1 channel home theaters Output.With the raising of the audiovisual content and audition quality requirement to become increasingly abundant, existing music input-output system can not expire Demand of the sufficient people for high-quality, high audition quality.
Utility model content
Part in view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of multi signal voice input Output system, it is possible to achieve Bluetooth audio signals, OTT audio signals, 5.1 channel audio signal, three kinds of signal inputs, while can To realize the decoding function of 5.1 channel audio signals, played, carried using common sound equipment and the output of wireless receiving sound equipment various ways High audition quality, enriches people's video tastes.
The purpose of this utility model is achieved through the following technical solutions:
A kind of multi signal voice input output system, including Bluetooth audio frequency module, Audio conversion switch, audio input electricity Road, D/A converter A, D/A converter B, audio output A, audio output B, 5.1 channel audio modules, 5.1 channel decodings Device, left and right acoustic channels output circuit, in put with bass output circuit, right and left rings around output circuit, wireless sending module, the bluetooth Audio-frequency module is connected with Audio conversion switched electrical signal, and the Audio conversion switch is connected with audio input circuit, the audio Input circuit, D/A converter A, audio output A are sequentially connected, the 5.1 channel audio module and 5.1 channel decoders electricity Signal connects, 5.1 channel decoder and left and right acoustic channels output circuit, in put with bass output circuit, right and left rings around output Circuit connects respectively, and the left and right acoustic channels output circuit is connected with Audio conversion switched electrical signal, puts in described and is exported with bass Circuit is connected with D/A converter B electric signals, and the D/A converter B and audio output B is sequentially connected, and the right and left rings are around defeated Go out circuit to be connected with wireless sending module;The Bluetooth audio frequency module is used to input Bluetooth audio signals, 5.1 channel audio Module is used to input 5.1 channel audio signals, and the Bluetooth audio frequency module is used for Bluetooth audio signals are defeated with I2S data formats Enter to Audio conversion and switch;5.1 channel decoder is used for the left side that 5.1 channel audio signals are decoded into I2S data formats Right-channel signals, in put with bass acoustical signal, right and left rings around acoustical signal, 5.1 channel decoder is used for I2S data formats Left and right sound track signals be transmitted to left and right acoustic channels output circuit, 5.1 channel decoder is used to put in I2S data formats Put in being transmitted to bass acoustical signal and be used for bass output circuit, 5.1 channel decoder by the left and right of I2S data formats Surround sound signal transmission is to right and left rings around output circuit.
In order to which the utility model is better achieved, the utility model multi signal voice input output system further includes OTT sounds Frequency module, the OTT audio-frequency modules are used to input OTT audio signals, and the OTT audio-frequency modules are used to believe bluetooth OTT audios Number with I2S data formats be input to Audio conversion switch.
Further technical solution is:The utility model multi signal voice input output system further include sound equipment A, sound equipment B, Wireless receiving sound equipment, the sound equipment A are connected with audio output A telecommunications, and sound equipment B is connected with audio output B telecommunications, institute Stating has wireless receiving module inside wireless receiving sound equipment, wireless receiving module and the wireless transmission mould of the wireless receiving sound equipment Block wireless communication connects.
The utility model compared with the prior art, has the following advantages and beneficial effect:
The utility model can realize that Bluetooth audio signals, OTT audio signals, 5.1 channel audio signal, three kinds of signals are defeated Enter, while can realize the decoding function of 5.1 channel audio signals, it is defeated using common sound equipment and wireless receiving sound equipment various ways Go out to play, improve audition quality, enrich people's video tastes.
Brief description of the drawings
Fig. 1 is the theory structure block diagram of the utility model.
Embodiment
The utility model is described in further detail with reference to embodiment:
Embodiment
As shown in Figure 1, a kind of multi signal voice input output system, including Bluetooth audio frequency module, OTT audio-frequency modules, sound Frequency switching switch, audio input circuit, D/A converter A, D/A converter B, audio output A, audio output B, 5.1 sound channels Audio-frequency module, 5.1 channel decoders, left and right acoustic channels output circuit, in put with bass output circuit, right and left rings around output circuit, Wireless sending module, sound equipment A, sound equipment B, wireless receiving sound equipment, the Bluetooth audio frequency module connect with Audio conversion switched electrical signal Connect, the Audio conversion switch is connected with audio input circuit, the audio input circuit, D/A converter A, audio output A It is sequentially connected, the 5.1 channel audio module is connected with 5.1 channel decoder electric signals, 5.1 channel decoder and left and right Sound channel output circuit, in put and be connected respectively around output circuit with bass output circuit, right and left rings, the left and right acoustic channels output circuit It is connected with Audio conversion switched electrical signal, puts in described and be connected with bass output circuit with D/A converter B electric signals, the D/A Converter B is sequentially connected with audio output B, and the right and left rings are connected around output circuit with wireless sending module;The bluetooth Audio-frequency module is used to input Bluetooth audio signals, and the 5.1 channel audio module is used to input 5.1 channel audio signals, described Bluetooth audio frequency module is used to Bluetooth audio signals being input to Audio conversion switch with I2S data formats;The OTT audio-frequency modules For inputting OTT audio signals, the OTT audio-frequency modules are used to bluetooth OTT audio signals being input to sound with I2S data formats Frequency switching switch.5.1 channel decoder is used for the left and right acoustic channels that 5.1 channel audio signals are decoded into I2S data formats Signal, in put with bass acoustical signal, right and left rings around acoustical signal, 5.1 channel decoder is used for the left and right of I2S data formats Sound channel signal is transmitted to left and right acoustic channels output circuit, and 5.1 channel decoder is used to put in I2S data formats and bass Acoustical signal is put in being transmitted to be used for the left and right surround sound of I2S data formats with bass output circuit, 5.1 channel decoder Signal transmission is to right and left rings around output circuit.The sound equipment A is connected with audio output A telecommunications, sound equipment B and audio output B telecommunications connect, and have wireless receiving module, the wireless receiving mould of the wireless receiving sound equipment inside the wireless receiving sound equipment Block is connected with wireless sending module wireless communication.
The operation principle of the utility model is as follows:
(1) Bluetooth audio signals input and output:From Bluetooth audio frequency module, (Bluetooth audio frequency module can be preferably bluetooth sound Frequency equipment) Bluetooth audio signals with I2S data formats into Audio conversion switch, by Audio conversion switch be input to audio In input circuit, simulated audio signal is then converted to and in a manner of simulated audio signal from audio D/A converter A again Output terminals A exports, and is then played out by sound equipment A.
(2) OTT audio signals input and output:From OTT audio-frequency modules, (OTT audio-frequency modules can be preferably that OTT audios are set It is standby) OTT audio signals (be usually supporting with OTT videos), Audio conversion switch is entered with I2S data formats, passes through sound Frequency switching switch is input in audio input circuit, is then converted to simulated audio signal and by D/A converter A to simulate again The mode of audio signal is exported from audio output A, is then played out by sound equipment A.
(3) 5.1 channel audio signal input and output:When the utility model plays 5.1 channel audio signal, 5.1 sound channels Audio signal is input in 5.1 channel decoders.5.1 channel audio signals are decoded into I2S data formats by 5.1 channel decoders Left and right sound track signals, in put with bass acoustical signal, right and left rings around three road signal of acoustical signal, a left side for first via I2S data formats Right-channel signals are transmitted to left and right acoustic channels output circuit, are then transmitted to Audio conversion switch by left and right acoustic channels output circuit, By Audio conversion switch be input in audio input circuit, then again by D/A converter change A into simulated audio signal simultaneously Exported from audio output A in a manner of simulated audio signal, then played out by sound equipment.Second road I2S data formats In put be directly transferred to bass acoustical signal in put with bass output circuit, simulation is then converted to by D/A converter B again Audio signal is simultaneously exported in a manner of simulated audio signal from audio output B, is then played out by sound equipment B.3rd tunnel The right and left rings of I2S data formats are transmitted to right and left rings around output circuit around acoustical signal, then right and left rings around output circuit by left and right Wireless receiving module, wireless receiving module and the wireless sending module wireless communication of wireless receiving sound equipment are input to around acoustical signal Connection, right and left rings are transmitted in wireless receiving sound equipment by wireless receiving module around acoustical signal, external radio receiving module it is wireless The audio frequency broadcast system of Wireless surrounding can be built by receiving sound equipment.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model Protection domain within.

Claims (3)

  1. A kind of 1. multi signal voice input output system, it is characterised in that:Including Bluetooth audio frequency module, Audio conversion switch, sound Frequency input circuit, D/A converter A, D/A converter B, audio output A, audio output B, 5.1 channel audio modules, 5.1 Channel decoder, left and right acoustic channels output circuit, in put with bass output circuit, right and left rings around output circuit, wireless sending module, The Bluetooth audio frequency module is connected with Audio conversion switched electrical signal, and the Audio conversion switch is connected with audio input circuit, The audio input circuit, D/A converter A, audio output A are sequentially connected, the 5.1 channel audio module and 5.1 sound channels Decoder electric signal connects, 5.1 channel decoder and left and right acoustic channels output circuit, in put and bass output circuit, left and right Connect respectively around output circuit, the left and right acoustic channels output circuit is connected with Audio conversion switched electrical signal, put in described and Bass output circuit is connected with D/A converter B electric signals, and the D/A converter B and audio output B is sequentially connected, the left side Right surround output circuit is connected with wireless sending module;The Bluetooth audio frequency module is used to input Bluetooth audio signals, and described 5.1 Channel audio module is used to input 5.1 channel audio signals, and the Bluetooth audio frequency module is used for Bluetooth audio signals with I2S numbers Audio conversion switch is input to according to form;5.1 channel decoder is used to 5.1 channel audio signals being decoded into I2S data The left and right sound track signals of form, in put with bass acoustical signal, right and left rings around acoustical signal, 5.1 channel decoder is used for I2S The left and right sound track signals of data format are transmitted to left and right acoustic channels output circuit, and 5.1 channel decoder is used for I2S data lattice Put to put in being transmitted to bass acoustical signal in formula and be used for bass output circuit, 5.1 channel decoder by I2S data lattice The right and left rings of formula are transmitted to right and left rings around output circuit around acoustical signal.
  2. 2. multi signal voice input output system described in accordance with the claim 1, it is characterised in that:OTT audio-frequency modules are further included, The OTT audio-frequency modules are used to input OTT audio signals, and the OTT audio-frequency modules are used for bluetooth OTT audio signals with I2S Data format is input to Audio conversion switch.
  3. 3. according to the multi signal voice input output system described in claim 1 or 2, it is characterised in that:Further include sound equipment A, sound B, wireless receiving sound equipment are rung, the sound equipment A is connected with audio output A telecommunications, and sound equipment B connects with audio output B telecommunications Connect, there is wireless receiving module inside the wireless receiving sound equipment, the wireless receiving module of the wireless receiving sound equipment with wirelessly Sending module wireless communication connects.
CN201721222755.1U 2017-09-22 2017-09-22 Multi signal voice input output system Active CN207304893U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721222755.1U CN207304893U (en) 2017-09-22 2017-09-22 Multi signal voice input output system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721222755.1U CN207304893U (en) 2017-09-22 2017-09-22 Multi signal voice input output system

Publications (1)

Publication Number Publication Date
CN207304893U true CN207304893U (en) 2018-05-01

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CN201721222755.1U Active CN207304893U (en) 2017-09-22 2017-09-22 Multi signal voice input output system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020182020A1 (en) * 2019-03-11 2020-09-17 青岛海信传媒网络技术有限公司 Audio signal playback method and display device
WO2021008134A1 (en) * 2019-07-12 2021-01-21 海信视像科技股份有限公司 Display device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020182020A1 (en) * 2019-03-11 2020-09-17 青岛海信传媒网络技术有限公司 Audio signal playback method and display device
WO2021008134A1 (en) * 2019-07-12 2021-01-21 海信视像科技股份有限公司 Display device

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