CN112641178A

CN112641178A - System for be used for car to whistle vibrations and remind

Info

Publication number: CN112641178A
Application number: CN202011506060.2A
Authority: CN
Inventors: 朱家奇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-04-13

Abstract

The invention discloses a system for automobile whistling vibration reminding, which comprises: bracelet, sound collection module, frequency analysis module, central processing module and vibrations remind the module, sound in the sound collection module collection environment carries out frequency identification analysis through frequency analysis module to the sound of gathering, central processing module draws the part the same with the car sound frequency of whistling in with the sound frequency of discernment, forms warning signal transmission and reminds the module to shake through vibrations warning module. The invention solves the problem that the existing hearing-impaired people or the earphone wearers are difficult to hear the automobile whistle.

Description

System for be used for car to whistle vibrations and remind

Technical Field

The invention relates to the field of human body wearable equipment, in particular to a system for automobile whistling vibration reminding.

Background

The existing road traffic safety is mainly commanded by traffic lights or traffic policemen, and the smooth traffic is ensured. However, when people walk or ride a bike on the road, people cannot hear the whistle of the car when wearing the earphone to listen to music or brushing video to pass through a road section with a complex traffic condition, and some traffic accidents are caused by the fact that old people cannot hear the whistle of the car due to hearing deterioration. Need design one kind and can feel the wearable instrument that perception whistle was reminded by the body and remind, arouse the pedestrian to notice, avoid the traffic accident to take place.

Disclosure of Invention

Therefore, the invention provides a system for automobile whistle vibration reminding, which aims to solve the problem that the existing hearing-impaired person or earphone wearer cannot hear the automobile whistle.

In order to achieve the above purpose, the invention provides the following technical scheme:

the invention discloses a system for automobile whistling vibration reminding, which comprises: bracelet, sound collection module, frequency analysis module, central processing module and vibrations remind the module, sound in the sound collection module collection environment carries out frequency identification analysis through frequency analysis module to the sound of gathering, central processing module draws the part the same with the car sound frequency of whistling in with the sound frequency of discernment, forms warning signal transmission and reminds the module to shake through vibrations warning module.

Further, the bracelet includes inner ring and outer loop, and inner ring and outer loop cup joint, and sound collection module, frequency analysis module, central processing module and vibrations are reminded module integration and are installed in the bracelet, are provided with power module in the bracelet and remind the module to supply power for sound collection module, frequency analysis module, central processing module and vibrations.

Furthermore, the sound collection module collects sound in the surrounding environment, converts the sound signal into an electric signal, and sends the electric signal to the frequency analysis module.

Furthermore, the frequency analysis module analyzes the electric signals of the sounds, identifies the frequencies of various sounds in the electric signals, filters out clutter, classifies according to the frequency distribution range, divides the frequency range according to a preset interval value, and sends the analysis result to the central processing module.

Further, the central processing module stores the frequency of the common car whistle sound, receives the sound frequency identified by the frequency analysis module, and compares the actually received sound frequency with the stored car whistle sound frequency.

Further, the central processing module compares whether the actually received sound frequency and the stored automobile whistle sound frequency have the same range part, marks the identified same range part and judges that the automobile whistle is sounded.

Further, the central processing module sends a trigger signal to the vibration module after judging that the automobile whistling sound is received.

Further, after the vibration module receives the trigger signal, the vibration module vibrates, the vibration module drives the bracelet to vibrate, and a bracelet wearer perceives the vibration of the bracelet, so that the vehicle can be avoided in time.

Further, the central processing module adopts a single chip microcomputer of STC15 series.

Further, power module is rechargeable battery, carries out the electric power supplementary for rechargeable battery through set up the interface that charges on the bracelet.

The invention has the following advantages:

the invention discloses a system for automobile whistling vibration reminding, which is characterized in that a sound collection module is used for collecting external environment sound, frequency analysis is carried out on the sound, a sound frequency range which is the same as the whistling sound of an automobile is screened out, a central processing module is used for sending a vibration signal to a vibration module, a wearer is reminded of vibrating through the vibration module, the surrounding environment is noticed timely, vehicles are avoided, and the safety of the hearing-impaired person or the earphone wearer in going out is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

FIG. 1 is a flow chart of a system for whistling shock alerts in an automobile according to an embodiment of the present invention;

fig. 2 is an exploded view of a bracelet of a system for automobile whistling shock warning according to an embodiment of the present invention;

FIG. 3 is a schematic connection diagram of components of a system for whistling and vibration reminding of an automobile according to an embodiment of the present invention;

in the figure: the system comprises a 1-inner ring, a 2-outer ring, a 3-sound acquisition module, a 4-frequency analysis module, a 5-central processing module and a 6-vibration reminding module.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

The embodiment discloses a system for car whistling vibrations are reminded, the system includes: bracelet, sound collection module 3, frequency analysis module 4, central processing module 5 and vibrations remind module 6, sound in the environment is gathered to sound collection module 3, carries out frequency identification analysis to the sound of gathering through frequency analysis module 4, central processing module 5 draws the part the same with the car sound frequency of whistling in the sound frequency of discernment, forms warning signal transmission and reminds module 6 to vibrations, reminds module 6 to shake through shaking and reminds, and central processing module 5 adopts STC15 series of singlechip.

The bracelet includes inner ring 1 and outer loop 2, and inner ring 1 and outer loop 2 cup joint, and sound collection module 3, frequency analysis module 4, central processing module 5 and vibrations are reminded the module 6 integrated installation in the bracelet, are provided with power module in the bracelet and supply power for sound collection module 3, frequency analysis module 4, central processing module 5 and vibrations are reminded module 6, and power module is rechargeable battery, carries out the electric power supply for rechargeable battery through set up the interface that charges on the bracelet. The sound collection module 3 collects sound in the surrounding environment, converts sound signals into electrical signals, and sends the electrical signals to the frequency analysis module 4. The frequency analysis module 4 analyzes the electric signal of the sound, identifies the frequency of various sounds in the electric signal, obtains the sound signal to be detected, and converts the sound signal to be detected from a time domain to a frequency domain through short-time Fourier transform; determining the frequency band range of the sound signal to be detected from the frequency domain, and determining the maximum harmonic frequency of the sound signal to be detected according to the frequency band range; respectively carrying out energy intensity detection on each frequency point in the frequency band range, and determining the frequency point with the maximum energy intensity according to an intensity detection result; and extracting fundamental tone frequency from the sound signal to be detected according to the frequency point and the maximum harmonic frequency. And then filtering out the clutter, classifying according to the frequency distribution range, dividing the frequency range according to a preset interval value, and sending the analysis result to the central processing module 5.

The central processing module 5 stores the frequency of the common automobile whistling sound, most of the frequency range of the automobile whistling sound is between 900 and 1000Hz, and the central processing module 5 receives the sound frequency identified by the frequency analysis module 4 and compares the actually received sound frequency with the stored automobile whistling sound frequency. The central processing module 5 compares whether there is a part in the same range between the actually received sound frequency and the stored car whistle sound frequency, and marks the part in the same range identified, thereby determining that the car whistle is whistling.

Central processing module 5 judges to send triggering signal to the vibrations module after receiving the car sound of whistling, and vibrations are carried out to vibrations module receipt triggering signal back, drives the bracelet vibrations through the vibrations module, and the bracelet person of wearing perception is in time carried out dodging of vehicle after the bracelet vibrations. Can set up the bump on the bracelet, help strengthening the vibrations sense of touch of bracelet, form effective warning. When helping the dysaudia or earphone person of wearing to go out, in time notice the whistle sound of vehicle, increase the security of going out.

Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. A system for automotive whistling shock alerts, the system comprising: bracelet, sound collection module, frequency analysis module, central processing module and vibrations remind the module, sound in the sound collection module collection environment carries out frequency identification analysis through frequency analysis module to the sound of gathering, central processing module draws the part the same with the car sound frequency of whistling in with the sound frequency of discernment, forms warning signal transmission and reminds the module to shake through vibrations warning module.

2. The system according to claim 1, wherein the bracelet comprises an inner ring and an outer ring, the inner ring and the outer ring are sleeved, the sound collection module, the frequency analysis module, the central processing module and the vibration reminding module are integrally installed in the bracelet, and a power supply module is arranged in the bracelet to supply power to the sound collection module, the frequency analysis module, the central processing module and the vibration reminding module.

3. The system of claim 1, wherein the sound collection module collects sounds in the surrounding environment, converts the sound signals into electrical signals, and sends the electrical signals to the frequency analysis module.

4. The system of claim 1, wherein the frequency analysis module analyzes the electrical sound signal, identifies frequencies of various sounds in the electrical signal, filters out noise, classifies according to frequency distribution ranges, divides frequency ranges according to preset interval values, and transmits the analysis result to the central processing module.

5. The system according to claim 1, wherein the central processing module stores frequencies of common car whistle sounds, receives the sound frequencies identified by the frequency analysis module, and compares the actually received sound frequencies with the stored car whistle sound frequencies.

6. The system as claimed in claim 5, wherein the CPU module compares the actually received sound frequency with the stored sound frequency of the car whistle to determine if there is a part in the same range, and marks the part in the same range to determine as the car whistle.

7. The system of claim 6, wherein the central processing module sends a trigger signal to the vibration module after determining that the sound of the car whistle is received.

8. The system according to claim 7, wherein the vibration module vibrates after receiving the trigger signal, the vibration module drives the bracelet to vibrate, and the bracelet wearer can avoid the vehicle in time after sensing the vibration of the bracelet.

9. The system for automobile whistling shock alerts of claim 1, wherein the central processing module employs a single chip microcomputer of the STC15 series.

10. The system for warning of whistling vibration of an automobile according to claim 2, wherein the power module is a rechargeable battery, and the rechargeable battery is electrically supplemented by a charging interface provided on the bracelet.