Speech control systemTechnical field
The present invention relates to voice control technology field, in particular to a kind of speech control system.
Background technology
Along with the development of voice control technology, more electronic equipment can be realized control by voice.And for existing computing machine, because the audio signal interface quantity of its processor only has one, and this interface need to be used for processing other audio-frequency information, so existing computer processor does not have unnecessary audio interface to receive the sound signal that wireless speech signal receiving module transmits, therefore cannot control existing computing machine by voice signal.
Summary of the invention
The object of the present invention is to provide a kind of speech control system, cannot realize voice-operated problem to solve active computer.
The present invention is achieved in that
A kind of blue tooth voice control system, comprise processor and the first audio coding decoding module, also comprise the control terminal that is provided with the first voice signal transceiver module, for the second voice signal transceiver module of communicating by letter with described the first voice signal transceiver module, and for analog-to-digital the second audio coding decoding module of voice signal, described control terminal is provided with microphone, described the second audio coding decoding module is connected with described the second voice signal transceiver module and described the first audio coding decoding module respectively, described the first audio coding decoding module is also connected with described processor.
Further, described the first voice signal transceiver module is received the analog voice signal of described microphone collection and is processed into after audio digital signals, be delivered to again described the second voice signal transceiver module, and described the second voice signal transceiver module passes to described the second audio coding decoding module the audio digital signals of receiving again, and carry out D/A conversion, be converted to analog voice signal, then the analog voice signal after conversion is passed to described the first audio coding decoding module again and carry out A/D conversion, transfer audio digital signals to, audio digital signals is delivered to processor the most at last.
Further, described speech control system also comprises remote server, and described processor receives after audio digital signals, sends it to described remote server; Described remote server carries out instruction identification according to audio digital signals, and the command information identifying is back to described processor; Described processor receives and controls the described command information of execution.Thereby computer processor can received after remote speech signal, and user can carry out more diversified manipulation to computing machine by remote speech signal.
Further, between described the first voice signal transceiver module and described the second voice signal transceiver module, be radio communication.Radio communication has advantages of that mobility is strong, in the time that user uses control terminal, as long as moving arbitrarily in the transferable scope of wireless signal, unfettered.And transmit voice signal by wireless mode simultaneously, and computing machine not only can be controlled by voice, can also realize remote speech control.
Further, described the first voice signal transceiver module is the first blue tooth voice signal transmitting and receiving module, and described the second voice signal transceiver module is the second blue tooth voice signal transmitting and receiving module.Bluetooth Communication Technology is quite ripe, Bluetooth communication has low-power consumption, the advantage that communication security is good, and Bluetooth communication can clear the jumps and connect in effective range, there is no the requirement of special communication angle and direction, the most important thing is the support voice signal transmission that bluetooth can be good, so the first voice signal transceiver module and the second voice signal transceiver module of native system all use bluetooth communication, can make the wireless voice communication in native system more stable, efficiently, reliably, and further also make blue tooth voice control computer technology accomplished.
Further, described control terminal is also provided with receiver.Carry out as user action need bi-directional voice messaging time, the receiver that just can utilize control terminal to arrange, plays back after the simulating signal obtaining after the digital audio and video signals that computing machine is passed back conversion.
Further, described control terminal is also provided with infrared signal transmitter module.When control terminal has after infrared signal transmitter module, make this control terminal can control computing machine and the equipment with infrared signal receiver module simultaneously, make this control terminal function abundanter, there is stronger versatility.
Further, described control terminal is also provided with lithium polymer battery.The electric weight of existing disposable battery is limited, and not chargeable, can cause the great wasting of resources, and this control terminal has adopted chargeable lithium polymer battery, can economize on resources, and avoids waste.
The technique effect that the present invention realizes:
Speech control system provided by the invention, analog voice signal microphone being collected by the first voice signal transceiver module converts audio digital signals to and is delivered to after the second voice signal transceiver module of computer terminal, the audio digital signals by the second audio coding decoding module, the second voice signal transceiver module being received again converts analog voice signal to, pass to again original the first audio coding decoding module of computing machine, again convert the analog voice signal after the second audio coding decoding module converts to digital signal by original the first audio coding decoding module of computing machine, and be finally delivered to the mode of processor, thereby solve active computer and cannot realize the problem of voice signal control.
Brief description of the drawings
Fig. 1 shows the structured flowchart of speech control system provided by the invention.
Embodiment
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
Refer to Fig. 1, speech control system provided by the invention, comprise processor and the first audio coding decoding module, also comprise the control terminal that is provided with the first voice signal transceiver module, for the second voice signal transceiver module of communicating by letter with the first voice signal transceiver module, and for analog-to-digital the second audio coding decoding module of voice signal, the second audio coding decoding module is connected with the second voice signal transceiver module and the first audio coding decoding module respectively, and the first audio coding decoding module is also connected with processor.Control terminal is also provided with microphone, for playing the receiver of the voice signal that computing machine passes back and for the analog-to-digital audio codec of voice signal, control terminal is also provided with chargeable lithium polymer battery.
Speech control system also comprises remote server, and processor receives after audio digital signals, sends it to remote server; Remote server carries out instruction identification according to audio digital signals, and the command information identifying is back to processor; Processor receives and controls execution command information.Concrete, in the communication process of processor and remote server, needing client and service end, client comprises execution module and the first data communication module, service end comprises the second data communication module and information identification module.The first data communication module and the second data communication module are for the communication between client and service end, and information identification module is used for identifying instruction, and execution module is for carrying out the instruction of passing back.
Between the first voice signal transceiver module and the second voice signal transceiver module, it is radio communication.And in existing wireless communication technology, Bluetooth communication has low-power consumption, the advantage that communication security is good, the most important thing is the support voice signal transmission that bluetooth can be good, in order to make the voice control of native system more stable, reliably, efficiently, therefore in the present embodiment, what the communication between the first voice signal transceiver module and the second voice signal transceiver module adopted is Bluetooth communication, the first voice signal transceiver module is the first blue tooth voice signal transmitting and receiving module, accordingly, the second voice signal transceiver module is the second blue tooth voice signal transmitting and receiving module.
So, in the present embodiment, when the first blue tooth voice signal transmitting and receiving module is received the analog voice signal of microphone collection and is processed into after audio digital signals, be delivered to again the second blue tooth voice signal transmitting and receiving module of computer terminal, and the second blue tooth voice signal transmitting and receiving module passes to the second audio coding decoding module the audio digital signals of receiving again, and carry out D/A conversion, be converted to analog voice signal, then the analog voice signal after conversion is passed to the first audio coding decoding module again and carry out A/D conversion, be converted to audio digital signals, audio digital signals is delivered to processor the most at last.By set up the second audio coding decoding module in computing machine, the audio digital signals that the second blue tooth voice signal transmitting and receiving module is received is converted to the required analog voice signal of the first audio coding decoding module, cannot realize voice-operated problem thereby solved active computer.
In order to make control terminal there is stronger versatility, on control terminal, be also provided with infrared signal transmitter module, make this control terminal can control computing machine and the equipment that has infrared signal receiver module simultaneously, make this control terminal function abundanter.
It should be noted that, existing wireless communication technology mode has a variety of, and every kind of communication has the feature of oneself, in the present embodiment, adopt be bluetooth communication mode, in addition, ZigBee wireless communication technology be also can realize of the present invention.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.