CN201197769Y - Voice blind-guiding stick - Google Patents
Voice blind-guiding stick Download PDFInfo
- Publication number
- CN201197769Y CN201197769Y CNU2008201115727U CN200820111572U CN201197769Y CN 201197769 Y CN201197769 Y CN 201197769Y CN U2008201115727 U CNU2008201115727 U CN U2008201115727U CN 200820111572 U CN200820111572 U CN 200820111572U CN 201197769 Y CN201197769 Y CN 201197769Y
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- CN
- China
- Prior art keywords
- blind
- guiding stick
- signal processor
- digital
- voice
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a sound blind guiding walking stick. An emitter, a receiver, a digital signal processor, sound equipment, a power supply and a switch element are arranged on a blind guiding walking stick body, wherein, the emitter is used for emitting a wireless signal, and the receiver is used for receiving the wireless signal. The receiver is electrically connected with the digital signal processor; the sound equipment is electrically connected with the digital signal processor; the digital signal processor converts the wireless signal received by the receiver into a sound signal which is output from the sound equipment; the power supply and the switch element are connected in series and are respectively electrically connected with the emitter, the receiver, the digital signal processor and the sound equipment. The utility model has adjustable early warning range which is larger; the blind guiding accuracy is high, and the use is safer, so a blinder can safely walk in a place lack of obstacle establishment; and the utility model is convenient for carrying and use, and has beautiful appearance.
Description
[technical field]
This utility model relates to a kind of blind-guide device, relates in particular to a kind of voice blind-guiding stick.
[background technology]
The blind person is as the disadvantaged group in the society, and its size of population is in continuous growth.With China is example, and blind person's quantity reached 9,000,000 people in 2007, annual blind person's quantity growth 450,000; At world wide, blind person's quantity reached 3,700 ten thousand people in 2007; Prediction according to statistics, the year two thousand twenty whole world blind person's quantity will reach 7,800 ten thousand people.At present, the blind person goes on a journey and mainly relies on modes such as crutch, seeing-eye dog, but these modes or all not enough to some extent aspect accuracy, or function aspects is also limited, has influenced the safety of blind person's trip.The scarcity of existing blind person's articles for use and guide articles for use has brought obstacle for blind person's life, work, trip.In order to demonstrate fully care to the blind person, make this colony of blind person live, work, go on a journey as the normal person, and fully enjoy the life the same with the normal person, design a kind of accuracy height and portably use easily the guide articles for use again and become and more and more receive publicity.
[summary of the invention]
Technical problem to be solved in the utility model, portably uses voice blind-guiding stick easily at the accuracy height that has used when being to provide the trip of a kind of blind man.
A kind of voice blind-guiding stick described in the utility model, its technical scheme is as follows:
A kind of voice blind-guiding stick is included in emitter, the receptor that is used to receive wireless signal, digital signal processor, speech ciphering equipment, power supply and switch element that the blind-guiding stick body is provided with the emission wireless signal; Be electrically connected between described receptor and the digital signal processor, be electrically connected between described speech ciphering equipment and the digital signal processor, the wireless signal that described digital signal processor receives receptor is converted to voice signal and exports from speech ciphering equipment; Described power supply is electrically connected respectively with between emitter, receptor, digital signal processor, the speech ciphering equipment with after switch element is connected again.
Further, described digital signal processor comprises: central processing unit, memory device, decoder, digital to analog converter, power amplifier and host communication interface; Described receptor is given central processing unit with the transmission of wireless signals that receives, central processing unit control decoder is decoded wireless signal, decoder is transferred to digital to analog converter with decoded digital code information, digital to analog converter converts digital code information to simulated audio signal, and power amplifier is carrying out outputing to speech ciphering equipment again after the processing and amplifying from the audio signal of digital to analog converter output; Described host communication interface is connected with central processing unit, by the host communication interface, the control sequence in the computer can be downloaded to memory device.
Described digital to analog converter is an audio digital to analog converter.
Further, described speech ciphering equipment is an earphone.
Further, this earphone can be arranged at the blind-guiding stick upper end.
Further, described power supply is two lithium batteries.
Further, described emitter and corresponding with it receptor have three respectively, respectively are arranged at blind-guiding stick upper end, middle part, lower end.
Further, described blind-guiding stick skin is provided with fluorescent material layer.
Further, described blind-guiding stick is the extension type structure.
Further, described blind-guiding stick is provided with music player.
Further, described blind-guiding stick is provided with radio.
The beneficial effects of the utility model are:
The adjustable knot of early warning range, early warning range is bigger; Guide accuracy height, use safer, even the blind person also can be gone on a journey safely in the place that accessible facilities lack; Function is many, can broadcast listening, music; Portably use conveniently.
[description of drawings]
Fig. 1 is the front view of this utility model embodiment one;
Fig. 2 is the perspective view of this utility model embodiment one;
Fig. 3 is the circuit structure diagram of this utility model embodiment one.
In the accompanying drawing, the list of parts of each label representative is as follows:
1, earphone 2, music player and radio 3, emitter and receptor 4, yellow fluorescence material 5, battery 6, digital signal processor 7, switch 8, blind-guiding stick body
[specific embodiment]
Below in conjunction with accompanying drawing principle of the present utility model and feature are described, institute gives an actual example and only is used to explain this utility model, is not to be used to limit scope of the present utility model.
Voice blind-guiding stick as shown in Figure 1 and Figure 2 is provided with earphone 1 on the top of described blind-guiding stick body 8, and the below of earphone 1 is provided with music player and radio 2, and the below of music player and radio 2 is provided with digital signal processor 6; The upper end of blind-guiding stick body 8, middle part, lower end are respectively equipped with the emitter and the receptor 3 that are used to launch wireless signal simultaneously and are used to receive wireless signal, and the emitter of upper end and receptor 3 are positioned at the below of digital signal processor 6; Be provided with a lithium battery between the emitter of upper end and the emitter at receptor 3 and middle part and the receptor 3, be provided with a lithium battery between the emitter of the emitter at middle part and receptor 3 and bottom and the receptor 3; The middle part of blind-guiding stick body 8 and lower end scribble the yellow fluorescence material; The middle and upper part of blind-guiding stick body 8 is provided with switch.Described blind-guiding stick is the extension type structure.
Emitter is electrically connected with digital signal processor 6 with receptor 3, and earphone 1 is electrically connected with digital signal processor 6; The wireless signal that described digital signal processor 6 receives receptor is converted to voice signal from earphone 1 output, and battery 5 is electrically connected with receptor 3, digital signal processor 6 and earphone 1 with emitter respectively by lead.Described emitter and receptor 3 can be ultrasound wave or infrared transmitter and receptor, and described battery 5 can be lithium battery.
As shown in Figure 3, power supply provides required voltage for emitter, receptor and digital signal processor.The break-make of on-off control way circuit.Emitter sends wireless signal, and receptor receives wireless signal simultaneously.When barrier occurring on the road surface, receptor can receive the signal that returns through barrier.According to having or not of the signal that receives, receptor is to digital signal processor (DSP) transmission signal.Digital signal processor is mainly used in the processing of signal data and processing and output, the control of equipment interface and the decoding of control signal data of speech data.The part shown in the square frame of right side is a digital signal processor among the figure, and digital signal processor comprises: central processing unit (MCU), memory device, decoder, digital to analog converter (DAC), power amplifier and host communication interface; Wherein memory device can be digital signal processor storage signal and program.Described host communication interface is electrically connected with central processing unit, before dispatching from the factory, by the host communication interface, the control sequence in the computer can be downloaded to memory device.According to the signal that receptor is sent, central processing unit reads different signal datas to memory device.According to needed data signal, central processing unit control decoder is decoded wireless signal; The decoding software that is used to decode places central processing unit inside, or leaves in the memory device.Decoder is transferred to digital to analog converter with decoded digital code information, and digital to analog converter becomes simulated audio signal with the binary numeral information translation, and power amplifier is carrying out outputing to speaker again after the processing and amplifying from the audio signal of digital to analog converter output.Above-mentioned digital to analog converter is an audio digital to analog converter; Above-mentioned speaker also can be an earphone.
Claims (10)
1. a voice blind-guiding stick comprises, is provided with emitter, the receptor that is used to receive wireless signal, digital signal processor, speech ciphering equipment, power supply and the switch element of emission wireless signal on the blind-guiding stick body; Be electrically connected between described receptor and the digital signal processor, be electrically connected between described speech ciphering equipment and the digital signal processor, the wireless signal that described digital signal processor receives receptor is converted to voice signal and exports from speech ciphering equipment; Described power supply is electrically connected respectively with between emitter, receptor, digital signal processor, the speech ciphering equipment with after switch element is connected again.
2. a kind of voice blind-guiding stick as claimed in claim 1, it is characterized in that: described digital signal processor comprises: central processing unit, memory device, decoder, digital to analog converter, power amplifier and host communication interface; Described receptor is given central processing unit with the transmission of wireless signals that receives, central processing unit control decoder is decoded wireless signal, decoder is transferred to digital to analog converter with decoded digital code information, digital to analog converter converts digital code information to simulated audio signal, and power amplifier is carrying out outputing to speech ciphering equipment again after the processing and amplifying from the audio signal of digital to analog converter output; Described host communication interface is connected with central processing unit, by the host communication interface, the control sequence in the computer can be downloaded to memory device.
3. a kind of voice blind-guiding stick as claimed in claim 1 is characterized in that: described speech ciphering equipment is an earphone.
4. a kind of voice blind-guiding stick as claimed in claim 3 is characterized in that: this earphone is arranged at the blind-guiding stick upper end.
5. a kind of voice blind-guiding stick as claimed in claim 1 is characterized in that: described power supply is two lithium batteries.
6. a kind of voice blind-guiding stick as claimed in claim 1 is characterized in that: described emitter and corresponding with it receptor have three respectively, respectively are arranged at blind-guiding stick upper end, middle part, lower end.
7. a kind of voice blind-guiding stick as claimed in claim 1 is characterized in that: described blind-guiding stick skin is provided with fluorescent material layer.
8. a kind of voice blind-guiding stick as claimed in claim 1 is characterized in that: described blind-guiding stick is the extension type structure.
9. a kind of voice blind-guiding stick as claimed in claim 1, it is characterized in that: described blind-guiding stick is provided with music player.
10. a kind of voice blind-guiding stick as claimed in claim 1, it is characterized in that: described blind-guiding stick is provided with radio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201115727U CN201197769Y (en) | 2008-05-14 | 2008-05-14 | Voice blind-guiding stick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201115727U CN201197769Y (en) | 2008-05-14 | 2008-05-14 | Voice blind-guiding stick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201197769Y true CN201197769Y (en) | 2009-02-25 |
Family
ID=40448925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201115727U Expired - Fee Related CN201197769Y (en) | 2008-05-14 | 2008-05-14 | Voice blind-guiding stick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201197769Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101947181A (en) * | 2010-07-19 | 2011-01-19 | 西华大学 | Intelligent multifunctional guide crutch |
| CN103006417A (en) * | 2011-09-26 | 2013-04-03 | 苏州富乐森科技有限公司 | Tactile stick |
-
2008
- 2008-05-14 CN CNU2008201115727U patent/CN201197769Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101947181A (en) * | 2010-07-19 | 2011-01-19 | 西华大学 | Intelligent multifunctional guide crutch |
| CN103006417A (en) * | 2011-09-26 | 2013-04-03 | 苏州富乐森科技有限公司 | Tactile stick |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090225 Termination date: 20160514 |