CN214480574U

CN214480574U - A wearable intelligent bracelet for speech enhancement awakens up

Info

Publication number: CN214480574U
Application number: CN202120173504.9U
Authority: CN
Inventors: 张晓俊; 王经伟; 蒋宇阳; 潘星宇; 陶智
Original assignee: Suzhou University
Current assignee: Suzhou University
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-10-22
Anticipated expiration: 2031-01-22

Abstract

The utility model discloses a wearable intelligent bracelet for speech enhancement awakens up, include the casing and arrange the inside circuit board of casing in, the circuit board includes microphone array, preamplification module, filtering module, AD conversion module, DSP module, the outer storage unit SDRAM of piece, FLASH FLASH memory, wireless transmission module and power supply unit, microphone array output and preamplification module input are connected, preamplification module output and filtering module input are connected, filtering module output and AD conversion module input are connected, AD conversion module, the outer storage unit SDRAM of piece and FLASH FLASH memory all are connected with the DSP module, the DSP module is connected with wireless transmission module, power supply unit and preamplification module, filtering module, AD conversion module, DSP module, the outer storage unit SDRAM of piece, FLASH memory, The wireless transmission modules are connected. In this way, the utility model discloses can hand-carry, the flexibility ratio is high, improves the pickup effect.

Description

A wearable intelligent bracelet for speech enhancement awakens up

Technical Field

The utility model relates to an intelligence house field especially relates to a wearable intelligent bracelet that is used for speech enhancement to awaken up.

Background

Along with the development of science and technology, smart home is gradually popularized and applied, in the implementation process of smart home, voice interaction is an important technical means for realizing intellectualization, at present, a smart home terminal generally has a voice function, and in order to guarantee the low power consumption performance of the smart home terminal, when a user makes a sound, the smart home terminal generally enters a working mode, but is affected by the distance between the position of the user and the smart terminal, or external noise or other influences, so that the smart terminal cannot well acquire the voice signal of the user.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides a wearable intelligent bracelet that is used for speech enhancement to awaken up, can hand-carry, and the flexibility ratio is high, improves the pickup effect.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a wearable intelligent bracelet for speech enhancement awakens, includes the casing and arranges the circuit board in the casing inside, the circuit board includes microphone array, preamplification module, filtering module, AD conversion module, DSP module, off-chip storage unit SDRAM, FLASH FLASH memory, wireless transmission module and power supply part, microphone array output and preamplification module input are connected, preamplification module output and filtering module input are connected, filtering module output and AD conversion module input are connected, AD conversion module, off-chip storage unit SDRAM and FLASH FLASH memory are all connected with the DSP module, the DSP module is connected with wireless transmission module, power supply part is connected with preamplification module, filtering module, AD conversion module, DSP module, off-chip storage unit SDRAM, FLASH FLASH memory, wireless transmission module, for supplying power to the circuit board.

Further, an indicator light and a USB interface are arranged on the shell.

Further, the microphone array receives the voice signal, and the voice signal is amplified in the preamplification module and is transmitted into the filtering module.

Further, the filtering module removes noise and then transmits the noise to the AD conversion module.

Further, the DSP module analyzes and processes the digital signal and transmits the signal to the wireless transmission module.

Further, the wireless transmission module sends the signal to the intelligent terminal.

Further, the USB interface is disposed on a side end surface of the housing.

The utility model has the advantages that: the utility model discloses a wearable intelligent bracelet for speech enhancement awakens up can handle user's pronunciation to transmit user's speech signal to intelligent terminal through wireless transmission module, guaranteed that intelligent home systems can receive speech signal steadily; just the utility model discloses can hand-carry, the flexibility ratio is high, improves the pickup effect.

Drawings

Fig. 1 is a schematic structural diagram of a wearable smart bracelet for speech-enhanced wake-up according to the present invention;

fig. 2 is a flowchart illustrating the operation of a wearable smart bracelet for speech-enhanced wake-up according to the present invention;

fig. 3 is a detailed schematic diagram of the internal components of the circuit board of a wearable smart bracelet for speech-enhanced wake-up according to the present invention;

fig. 4 is a side view of the utility model relates to a wearable intelligent bracelet for speech enhancement awakens.

1. A microphone array; 2. a pre-amplification module; 3. a filtering module; 4. an AD conversion module; 5. a DSP module; 6. an off-chip memory unit SDRAM; 7. FLASH memory; 8. a wireless transmission module; 9. a power supply section; 10. an indicator light; 11. and a USB interface.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided to enable those skilled in the art to more easily understand the advantages and features of the present invention, and to make clear and definite definitions of the protection scope of the present invention.

Referring to fig. 1 to 4, an embodiment of the present invention includes:

the utility model discloses a wearable intelligent bracelet for speech enhancement awakens up, include the casing and arrange the inside circuit board of casing in, the circuit board includes microphone array 1, preamplification module 2, filtering module 3, AD conversion module 4, DSP module 5, off-chip storage unit SDRAM6, FLASH FLASH memory 7, wireless transmission module 8 and power supply unit 9, microphone array 1 output and preamplification module 2 input are connected, preamplification module 2 output and filtering module 3 input are connected, filtering module 3 output and AD conversion module 4 input are connected, AD conversion module 4, off-chip storage unit SDRAM6 and FLASH FLASH memory 7 all are connected with DSP module 5, DSP module 5 is connected with wireless transmission module 9, power supply unit 9 and preamplification module 2, filtering module 3, power supply unit 9, The AD conversion module 4, the DSP module 5, the off-chip storage unit SDRAM6, the FLASH FLASH memory 7 and the wireless transmission module 8 are connected and used for supplying power to the circuit board.

Further, an indicator light 10 and a USB interface 11 are disposed on the housing.

Further, the microphone array 1 receives the voice signal, amplifies the voice signal in the pre-amplification module 2, and transmits the amplified voice signal to the filtering module 3.

Further, the filtering module 3 removes noise and then transmits the noise to the AD conversion module 4.

Further, the DSP module 5 analyzes and processes the digital signal, and transmits the signal to the wireless transmission module 8.

Further, the wireless transmission module 8 transmits the signal to the intelligent terminal.

Further, the USB port 11 is provided on a side end surface of the housing.

First, the bracelet is in standby state under the normal condition to there is the production of user's instruction sound through microphone array real-time supervision, if the bracelet does not receive speech signal then still be in standby state, in case the bracelet receives speech signal through microphone array, the pilot lamp is said and is twinkled, and passes speech signal to the template of enlargiing.

Furthermore, the voice signal is amplified in the amplification template and transmitted into the filtering module.

Furthermore, the voice signal is subjected to noise removal in the filtering module and then transmitted to the AD conversion template.

Further, the AD conversion template converts the voice signal into a digital signal and transmits the digital signal to the DSP template.

Further, the DSP template analyzes and processes the digital signal and transmits the signal to the wireless transmission template.

And finally, the wireless transmission template transmits the signal to the intelligent terminal, so that the intelligent home terminal can stably receive the voice signal of the user and enters a corresponding mode after receiving the voice signal.

It needs to be noticed very much, the utility model discloses need connect WIFI at the during operation, please need to use in the strong place of WIFI signal the utility model discloses.

Additionally, the utility model discloses the electric quantity is looked over to the accessible electronic display screen, and accessible USB interface is right when the electric quantity is not enough the utility model discloses charge.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A wearable intelligent bracelet for voice enhancement awakening is characterized by comprising a shell and a circuit board arranged in the shell, wherein the circuit board comprises a microphone array, a pre-amplification module, a filtering module, an AD conversion module, a DSP module, an off-chip storage unit SDRAM, a FLASH FLASH memory, a wireless transmission module and a power supply part, the output end of the microphone array is connected with the input end of the pre-amplification module, the output end of the pre-amplification module is connected with the input end of the filtering module, the output end of the filtering module is connected with the input end of the AD conversion module, the off-chip storage unit SDRAM and the FLASH FLASH memory are all connected with the DSP module, the DSP module is connected with the wireless transmission module, and the power supply part is connected with the pre-amplification module, the filtering module, the AD conversion module, the DSP module, the off-chip storage unit SDRAM, the FLASH FLASH memory and the wireless transmission module, for supplying power to the circuit board.

2. A wearable smart bracelet for voice-enhanced wake-up according to claim 1, characterized in that: and the shell is provided with an indicator lamp and a USB interface.

3. A wearable smart bracelet for voice-enhanced wake-up according to claim 1, characterized in that: the microphone array receives a voice signal, amplifies the voice signal in the preamplification module and transmits the voice signal into the filtering module.

4. A wearable smart bracelet for voice-enhanced wake-up according to claim 1, characterized in that: the filtering module removes noise and then transmits the noise to the AD conversion module.

5. A wearable smart bracelet for voice-enhanced wake-up according to claim 1, characterized in that: the DSP module analyzes and processes the digital signals and transmits the signals to the wireless transmission module.

6. A wearable smart bracelet for voice-enhanced wake-up according to claim 1, characterized in that: and the wireless transmission module sends the signal to the intelligent terminal.

7. A wearable smart bracelet for voice-enhanced wake-up according to claim 2, characterized in that: the USB interface is arranged on the side end face of the shell.