CN105078719A - Navigation equipment improved based on reversing radar for blind person - Google Patents
Navigation equipment improved based on reversing radar for blind person Download PDFInfo
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- CN105078719A CN105078719A CN201510435773.7A CN201510435773A CN105078719A CN 105078719 A CN105078719 A CN 105078719A CN 201510435773 A CN201510435773 A CN 201510435773A CN 105078719 A CN105078719 A CN 105078719A
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Abstract
The invention discloses navigation equipment improved based on a reversing radar for a blind person. The navigation equipment comprises a three-way radar probe fixed at the knee and used for detecting distances of surroundings and surrounding objects relative to speed of the blind person, a processor located at the waist and used for processing distance, speed data and making analyses in order to obtain a result and converting the result into a sound signal and an earphone located at the ears and used for receiving information of the processor. The navigation equipment improved based on the reversing radar for the blind person is aimed at clearly and accurately informing the blind person of the external environment where the blind person is located so that the navigation equipment brings convenience for the blind person to go out.
Description
Technical field
The present invention relates to a kind of blind man navigation equipment improved based on radar for backing car.
Background technology
Along with the quickening of urbanization process, urban population increases fast and causes blocking up of traffic, the road environment in city is caused to be in continuous change while development, these bring inconvenience for blind person goes on a journey, only be difficult to tackle present trip situation with a guide-stick for blind people, be easy to occur contingency in trip process.
For this problem, some are by training seeing-eye dog, the research and development guide helmet.But there is Railway Project below: 1, seeing-eye dog quantity is few and not necessarily reliable, and seeing-eye dog is large by external interference, and some occasion seeing-eye dogs can not enter; 2, the guide helmet is very heavy, and price is high, is not very accurate, also can not blind person is allowed to be fed back by real-time high-efficiency to the detection of surrounding.
Therefore, be necessary to develop a kind of practical, cost performance is high, the novel guide equipment of good portability, solve blind person and to go on a journey problem.
Summary of the invention
Object: in order to overcome the deficiencies in the prior art, the invention provides a kind of blind man navigation equipment improved based on radar for backing car, overcomes the adverse effect because anthropic factor causes experimental result.
Technical scheme: for solving the problems of the technologies described above, the technical solution used in the present invention is:
Based on the blind man navigation equipment that radar for backing car improves, it is characterized in that: comprise the three-dimensional probe being positioned at two knee joint, be positioned at the processor of loins, for the wireless headset of ear; Described three-dimensional probe is microsensor probe, for about detecting blind person, front and the distance between knee and ground, about detection, the data of detection relative to the speed of blind person, and transfer to processor by front mobile object; Described processor, for receiving the data of probe detection on knee and being analyzed, and is converted to acoustical signal by analysis result and passes to wireless headset, be also provided with storing map, for navigation in simultaneous processor; Described wireless headset, for receiving the acoustical signal of self processor.
Described a kind of blind man navigation equipment improved based on radar for backing car, is characterized in that: described three-dimensional sensor probe is by wireless to processor transfer data information, and described processor is fixed on loins, the signal after the process of described wireless headset receiving processor.
Described a kind of blind man navigation equipment improved based on radar for backing car, it is characterized in that: described three-dimensional probe is fixed on two knee joint by velcro, probe detects blind person front, left and right, distance below knee respectively, and detects left and right, the objects in front speed relative to blind person.
Described a kind of blind man navigation equipment improved based on radar for backing car, it is characterized in that: described processor storing map and GPS, waist is fixed on by the snap-fastener of belt and guider outside, difference Treatment Analysis is carried out to the data that six probes obtain, all can process for distance, speed data, according to circumstances judge to use which kind of voice scheme, and voice scheme is transferred to blind person by wireless headset.
Beneficial effect: a kind of blind man navigation equipment improved based on radar for backing car provided by the invention, compared with prior art, has the following advantages:
1, reversing radar of vehicle probe is applied to blind man navigation:
Reversing radar of vehicle probe has the multiple advantages such as cost is low, precision is high, light, is applied in blind man navigation in the present invention by these advantages, for accurately detecting blind person surrounding objects the distance distance of blind person, the data of speed aspect.This application accurately can obtain data, can save cost again.
2, auto navigation is applied to blind man navigation
The present invention is built-in within a processor map and GPS locator, can shift to an earlier date setting path before setting out, and processor can navigate to blind person in conjunction with map, the route set in advance and the informix process obtained of popping one's head in traveling process.
3, back-up radar probe application, date processing aspect are improved
Change traditional detection in a horizontal direction, before changing into detection blind person, left (right side), lower three directions.
On the basis of traditional reverse sensor range, the present invention adds measurement for speed aspect data and process.The left side (right side) of knee has range finding to the probe of, forward direction, the function of two aspects that test the speed, according to the velocity estimated object of the Distance geometry object measured can how long after to collide with blind person and tackled to blind person's transmission of information accordingly.
Tradition radar for backing car can obtain a result for distance in conjunction with each informix Treatment Analysis obtained of popping one's head in, processor in the present invention can process respectively for the information of two above-knee six radar probe, the data analysis obtained according to each probe obtains the different situations in all directions, greatly enrich the analysis for surrounding when data are identical, be not only confined to the range measurement to a certain single direction.Blind person can be allowed around more than you know to understanding.
4, the portability of equipment
Three major parts of equipment are fixed on respectively by different modes with it blind person, by radio transmitting information between each several part, adding that relatively heavier processor is at waist, also not having anything to bear to carrying.These all can make whole equipment all can not make troubles from being clothed to walking, and real is easy to carry.
5, accuracy, the multiformity of process information result is transmitted
Application earphone, to blind person's transmission of information, ensures that blind person can receive and judges via processor the result that draws.Expression way simultaneously for result is also divided into two sets of plan.
Accompanying drawing explanation
Fig. 1 is the structural representation of three-dimensional probe in the present invention;
Fig. 2 is the structural representation of processor in the present invention;
Fig. 3 is the structural representation of wireless headset in the present invention.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is further described.
As shown in Figure 1 to Figure 3, a kind of blind man navigation equipment improved based on radar for backing car, comprises three-dimensional probe (Fig. 1) being positioned at two knee joint, is positioned at the processor (Fig. 2) of loins, for the wireless headset (Fig. 3) of ear; Described three-dimensional probe is microsensor probe, for about detecting blind person, front and the distance between knee and ground, about detection, the data of detection relative to the speed of blind person, and transfer to processor by front mobile object; Described processor, for receiving the data of probe detection on knee and being analyzed, and is converted to acoustical signal by analysis result and passes to wireless headset, be also provided with storing map, for navigation in simultaneous processor; Described wireless headset, for receiving the acoustical signal of self processor.
Described three-dimensional sensor probe is by wireless to processor transfer data information, and described processor is fixed on loins, the signal after the process of described wireless headset receiving processor.
Described three-dimensional probe is fixed on two knee joint by velcro, and probe detects the distance below blind person front, left and right, knee respectively, and detects left and right, the objects in front speed relative to blind person.
Described processor storing map and GPS, waist is fixed on by the snap-fastener of belt and guider outside, difference Treatment Analysis is carried out to the data that six probes obtain, all can process for distance, speed data, according to circumstances judge to use which kind of voice scheme, and voice scheme is transferred to blind person by wireless headset.
Use procedure of the present invention is as follows: when obtaining that blind person is in the object of easy motion or movement fast around, people will be bumped against with blind person by processor analytical data, have voice broadcast to blind person's transmission of information also, advise, such as: front upstairs, the information such as should to turn left.When there being object or person to move to blind person fast, the second sets of plan can be started, having urgent " dripping " sound, instead of voice, object is in order to blind person can be reflected fast.Such as: when there is people left to blind person's fast approaching, in left earphone, have fast " drip drip " sound, and with vibrations; " dripping " sound is had in right earphone when in like manner situation appears in right; Front has during object fast approaching can there is " dripping " sound in ears simultaneously.The speed of object proximity blind person is faster, distance is nearer, and " dripping " sound is more rapid.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (4)
1. based on the blind man navigation equipment that radar for backing car improves, it is characterized in that: comprise the three-dimensional probe being positioned at two knee joint, be positioned at the processor of loins, for the wireless headset of ear; Described three-dimensional probe is microsensor probe, for about detecting blind person, front and the distance between knee and ground, about detection, the data of detection relative to the speed of blind person, and transfer to processor by front mobile object; Described processor, for receiving the data of probe detection on knee and being analyzed, and is converted to acoustical signal by analysis result and passes to wireless headset, be also provided with storing map, for navigation in simultaneous processor; Described wireless headset, for receiving the acoustical signal of self processor.
2. a kind of blind man navigation equipment improved based on radar for backing car according to claim 1, it is characterized in that: described three-dimensional sensor probe by wireless to processor transfer data information, described processor is fixed on loins, the signal after the process of described wireless headset receiving processor.
3. a kind of blind man navigation equipment improved based on radar for backing car according to claim 1, it is characterized in that: described three-dimensional probe is fixed on two knee joint by velcro, probe detects blind person front, left and right, distance below knee respectively, and detects left and right, the objects in front speed relative to blind person.
4. a kind of blind man navigation equipment improved based on radar for backing car according to claim 1, it is characterized in that: described processor storing map and GPS, waist is fixed on by the snap-fastener of belt and guider outside, difference Treatment Analysis is carried out to the data that six probes obtain, all can process for distance, speed data, according to circumstances judge to use which kind of voice scheme, and voice scheme is transferred to blind person by wireless headset.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510435773.7A CN105078719A (en) | 2015-07-22 | 2015-07-22 | Navigation equipment improved based on reversing radar for blind person |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510435773.7A CN105078719A (en) | 2015-07-22 | 2015-07-22 | Navigation equipment improved based on reversing radar for blind person |
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| CN201510435773.7A Pending CN105078719A (en) | 2015-07-22 | 2015-07-22 | Navigation equipment improved based on reversing radar for blind person |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106420286A (en) * | 2016-09-30 | 2017-02-22 | 深圳市镭神智能系统有限公司 | Blind guiding waistband |
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| KR20070021812A (en) * | 2005-08-19 | 2007-02-23 | 한국전자통신연구원 | Dead reckoning apparatus using inertial sensors |
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Application publication date: 20151125 |