CN110725182A - Blind road information identification system based on positioning assistance - Google Patents
Blind road information identification system based on positioning assistance Download PDFInfo
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- CN110725182A CN110725182A CN201910947543.7A CN201910947543A CN110725182A CN 110725182 A CN110725182 A CN 110725182A CN 201910947543 A CN201910947543 A CN 201910947543A CN 110725182 A CN110725182 A CN 110725182A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C15/00—Pavings specially adapted for footpaths, sidewalks or cycle tracks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/28—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network with correlation of data from several navigational instruments
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
- G06K7/10861—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices sensing of data fields affixed to objects or articles, e.g. coded labels
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/10—Terrestrial scenes
- G06V20/176—Urban or other man-made structures
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/024—Guidance services
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- Radar, Positioning & Navigation (AREA)
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Abstract
The invention discloses a blind road information identification system based on positioning assistance, which comprises a prompting brick with a code and a code identification system; the code identification system comprises a positioning module, an image acquisition module, a communication module, a prompt module and a controller; the prompting brick with the code is a prompting brick brushed with code information or provided with code information around; the encoded information may be recognized by an encoded recognition system. When the system is used, the city is cut into a plurality of grid areas according to the positioning precision of a positioning module of the code recognition system; after the blind road prompting bricks in each grid region are numbered, manufacturing prompting bricks with codes, replacing the original blind road prompting bricks, and adding code information to the prompting bricks with the codes; a user carries a code recognition system to recognize prompt brick information with codes on the blind road in real time, and navigation information is acquired. The problem of current suggestion blind track suggestion effect poor and suggestion blind track coding difficulty is solved.
Description
Technical Field
The invention relates to a blind road identification system, in particular to a blind road information identification system based on positioning assistance.
Background
The blind people mainly rely on blind roads for going out, and the blind roads are divided into traveling blind roads and prompting blind roads. Referring to fig. 1, the advancing blind sidewalk is in a strip shape, and the prompting blind sidewalk is in a dot shape. The blind road is a one-dimensional space for the blind person, and the blind person walks on the blind road only with the concept of forward and backward movement, and can turn left/right or move forward when meeting a fork.
In a real scene, the blind people need to remember to distinguish the sequence of the turnouts and walk to the corresponding road to distinguish different turnouts on the blind road. However, due to the traveling state, the blind road has more branches, errors are easy to occur for the blind to remember, and the errors are difficult to correct in time in case of errors.
Later, prompting blind roads with coded information appear, but the problem is that only one intersection can have branch information of a plurality of blind roads, a corresponding city has a great deal of branch information, and the branch information is classified by using a set of unique codes, so that the problem is very complex to relate to and can not be used practically. And the blind road marking difficulty is very high.
Disclosure of Invention
The invention aims to provide a blind track information identification system based on positioning assistance, which is used for solving the problems of poor prompting effect and difficulty in prompting blind track coding of the conventional blind track prompting system.
In order to achieve the purpose, the invention adopts the following technical scheme:
a blind road information identification system based on positioning assistance comprises a prompt brick with a code and a code identification system;
the code recognition system comprises a positioning module, an image acquisition module, a communication module, a prompt module and a controller;
the prompting bricks with codes are prompting bricks with code information or prompting bricks with code information on the periphery; the encoded information may be recognized by an encoded recognition system.
Preferably, the positioning module of the code recognition system is one or more of a satellite positioning system, a base station positioning system and a UWB positioning system.
Preferably, the image acquisition module of the code recognition system is one or more of a two-dimensional code reading head, a bar code reading head and a camera.
Preferably, the communication module of the code identification system is one or more of a cellular network communication module, a WiFi communication module, a bluetooth communication module, an LoRa communication module, and a Zigbee communication module.
Preferably, the cellular network communication module is a 2G communication module, a 3G communication module, a 4G communication module or a 5G communication module.
Preferably, the prompting module of the code recognition system is a voice broadcasting module or a force feedback module, and is used for prompting the blind person about the corresponding switch information.
Preferably, the controller of the code recognition system controls the image acquisition module to read information of the prompt bricks with codes, the communication module of the code recognition system is connected with the internet or locally stored data information, the information of the prompt bricks with codes read by the image acquisition module is retrieved, road information corresponding to the prompt bricks with codes is obtained, and the controller feeds the information back to the blind through the prompt module according to the obtained road information.
Preferably, the construction and use process of the blind road identification system includes the following steps:
step 1: cutting a city into a plurality of grid areas according to the positioning precision of a positioning module of the code recognition system;
step 2: numbering the blind road prompting bricks in each grid region, and manufacturing prompting bricks with codes;
step 3: replacing the original blind road prompting bricks with the prompting bricks with codes, and adding code information to the prompting bricks with the codes;
step 4: a user carries a code recognition system to recognize prompt brick information with codes on the blind road in real time, navigation information is acquired, and the information is fed back to the blind person through a prompt module according to the navigation information code recognition system.
The invention has the following advantages:
after the design of the invention is adopted, the city is divided into a plurality of grid areas by fusing the position information, and the blind road prompting floor tiles contained in the grid areas are coded and replaced, thereby greatly reducing the information quantity required to be contained by the prompting floor tiles, improving the response speed of a blind road information identification system and ensuring the feasibility and the practicability of comprehensively constructing blind roads with coded information prompting floor tiles in large cities.
Drawings
Fig. 1 is a schematic diagram of a conventional blind road.
Fig. 2 is a schematic diagram of a blind road using two-dimensional code prompting floor tiles based on a positioning-assisted blind road information identification system of the present invention.
Fig. 3 is a schematic diagram of a blind road using dot matrix prompting floor tiles based on a positioning-assisted blind road information identification system of the present invention.
Fig. 4 is a grid diagram of city division of the blind road information identification system based on positioning assistance in the present invention.
Fig. 5 is a schematic view of another blind road using two-dimensional code prompting floor tiles of the blind road information identification system based on positioning assistance.
Fig. 6 is a schematic diagram of a blind road using character prompting floor tiles based on a positioning-assisted blind road information identification system of the present invention.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship may be made without substantial changes in the technical contents.
Example 1
Referring to fig. 2-3, a blind road information identification system based on positioning assistance comprises a prompt brick with a code and a code recognition system;
the code recognition system comprises a positioning module, an image acquisition module, a communication module, a prompt module and a controller;
the prompting brick with the code is a prompting brick brushed with code information or a prompting brick brushed with code information on the periphery, referring to fig. 2, during specific implementation, a two-dimensional code can be printed on the prompting floor tile, referring to fig. 3, during specific implementation, a dot matrix can also be printed on the prompting floor tile; the encoded information may be recognized by an encoded recognition system.
In specific implementation, the positioning module of the code recognition system is one or more of a satellite positioning system (GPS, beidou, glonass, galileo), a base station positioning system, a UWB positioning system, bluetooth and WiFi.
In specific implementation, the image acquisition module of the code identification system is one or more of a two-dimensional code reading head, a bar code reading head and a camera.
In specific implementation, the communication module of the code identification system is one or more of a cellular network communication module (such as a 2G communication module, a 3G communication module, a 4G communication module, and a 5G communication module), a WiFi communication module, a bluetooth communication module, a LoRa communication module, and a Zigbee communication module.
When the system is implemented specifically, the prompting module of the code recognition system is a voice broadcasting module or a force feedback module and is used for prompting the blind to correspond to the turnout information.
When the code identification system is used, the controller can be set to be in an automatic mode, namely the image acquisition module is continuously controlled to search and read the information of the prompting bricks in real time, or can be set to be a manual module, a user manually presses an acquisition button, and then the controller controls the image acquisition module to read the information of the prompting bricks; the communication module of the code recognition system is connected with the Internet or locally stored data information is used for retrieving the information of the prompting bricks with codes read by the image acquisition module and acquiring the road information corresponding to the prompting bricks with codes, and the controller feeds the information back to the blind through the prompting module according to the acquired road information. When the UWB positioning system is adopted, the system can obtain more accurate positioning information, the coding and identifying system can directly obtain the current position through the positioning module, and an image acquisition module is not needed to additionally provide prompt information.
In specific implementation, the construction and use process of the blind road identification system comprises the following steps:
step 1: cutting a city into a plurality of grid areas according to the positioning precision of a positioning module of the code recognition system; referring to fig. 4, when the system is running, according to the accuracy of the positioning system, the user is initially positioned in one of the grids, and the grid division is performed according to the positioning accuracy of each area and the building condition, and may be rectangular, circular or other irregular graphs with different sizes.
Step 2: numbering the blind road prompting bricks in each grid region, and manufacturing prompting bricks with codes;
step 3: replacing the original blind road prompting bricks with the prompting bricks with codes, and adding code information to the prompting bricks with the codes;
step 4: the user carries the code recognition system to recognize the prompt brick information with codes on the blind road in real time, the image information shot by the image acquisition device is different because the images shot by the user station at different positions are different (such as two-dimensional code information, and positioning patterns are obviously different when seen from different directions), the position where the user stands is further judged, the navigation information is acquired, and the information is fed back to the blind person through the prompt module according to the navigation information code recognition system; when the user uses, keep camera axis and direction of advance coincidence, the image that obtains is shot through the code identification system that the user carried, through the data message of internet or local storage, obtains the code information of image, combines the direction of image, judges the position of user's station, realizes providing accurate navigation information for the user.
In addition, referring to fig. 5 and 6, in the implementation, the coded information is not limited to be printed on the prompting floor tile, and can also be printed around the prompting floor tile; meanwhile, the method is not limited to printing the two-dimensional code, and characters or other graphics which can be recognized by a code recognition system can be printed.
After the design of the invention is adopted, the city is divided into a plurality of grid areas by fusing the position information, and the blind road prompting floor tiles contained in the grid areas are coded and replaced, thereby greatly reducing the information quantity required to be contained by the prompting floor tiles, improving the response speed of a blind road information identification system and ensuring the feasibility and the practicability of comprehensively constructing blind roads with coded information prompting floor tiles in large cities.
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 (8)
1. A blind road information identification system based on positioning assistance is characterized in that: the blind road information identification system comprises a prompt brick with a code and a code identification system;
the code recognition system comprises a positioning module, an image acquisition module, a communication module, a prompt module and a controller;
the prompting bricks with codes are prompting bricks with code information or prompting bricks with code information on the periphery; the encoded information may be recognized by an encoded recognition system.
2. The blind road information identification system based on positioning assistance as claimed in claim 1, wherein: the positioning module of the code identification system is one or more of a satellite positioning system, a base station positioning system, a UWB positioning system, Bluetooth and WiFi.
3. The blind road information identification system based on positioning assistance as claimed in claim 1, wherein: the image acquisition module of the code identification system is one or more of a two-dimensional code reading head, a bar code reading head and a camera.
4. The blind road information identification system based on positioning assistance as claimed in claim 1, wherein: the communication module of the code identification system is one or more of a cellular network communication module, a WiFi communication module, a Bluetooth communication module, an LoRa communication module and a Zigbee communication module.
5. The blind road information identification system based on positioning assistance as claimed in claim 4, wherein: the cellular network communication module is a 2G communication module, a 3G communication module, a 4G communication module or a 5G communication module.
6. The blind road information identification system based on positioning assistance as claimed in claim 1, wherein: and the prompting module of the code recognition system is a voice broadcasting module or a force feedback module and is used for prompting the blind to correspond to the turnout information.
7. The blind road information identification system based on positioning assistance as claimed in claim 1, wherein: the controller of the code recognition system controls the image acquisition module to read the information of the prompt bricks with codes, the communication module of the code recognition system is connected with the Internet or locally stored data information, the information of the prompt bricks with codes read by the image acquisition module is retrieved, road information corresponding to the prompt bricks with codes is obtained, and the controller feeds the information back to the blind through the prompt module according to the obtained road information.
8. The blind road information identification system based on positioning assistance as claimed in claim 1, wherein: the construction and use process of the blind road identification system comprises the following steps:
step 1: cutting a city into a plurality of grid areas according to the positioning precision of a positioning module of the code recognition system;
step 2: numbering the blind road prompting bricks in each grid region, and manufacturing prompting bricks with codes;
step 3: replacing the original blind road prompting bricks with the prompting bricks with codes, and adding code information to the prompting bricks with the codes;
step 4: a user carries a code recognition system to recognize prompt brick information with codes on the blind road in real time, navigation information is acquired, and the information is fed back to the blind person through a prompt module according to the navigation information code recognition system.
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| CN201910947543.7A CN110725182A (en) | 2019-10-08 | 2019-10-08 | Blind road information identification system based on positioning assistance |
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| CN201910947543.7A CN110725182A (en) | 2019-10-08 | 2019-10-08 | Blind road information identification system based on positioning assistance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112967517A (en) * | 2021-02-23 | 2021-06-15 | 中煤科工开采研究院有限公司 | Underground vehicle positioning system based on coded pattern recognition |
| CN113338101A (en) * | 2021-07-21 | 2021-09-03 | 张铂虎 | Two-dimensional blind road, blind person positioning navigation system based on two-dimensional blind road and navigation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2681971B1 (en) * | 1991-10-01 | 1994-10-14 | Maurice Mangot | PROCESS FOR REPRODUCING A GUIDE PLAN FOR THE DISPLACEMENT OF THE BLIND AND PLAN GUIDE OBTAINED ACCORDING TO THIS PROCESS. |
| CN101999972A (en) * | 2010-11-24 | 2011-04-06 | 上海理工大学 | Stereoscopic vision based auxiliary walking device for blindmen and auxiliary method thereof |
| CN204066112U (en) * | 2014-06-13 | 2014-12-31 | 阿里巴巴集团控股有限公司 | For the signal conditioning package of Object identifying |
| CN104631282A (en) * | 2015-01-12 | 2015-05-20 | 华东师范大学 | Blind guiding system based on electronic blind crutch and non-concave-convex blind track |
| CN104899647A (en) * | 2015-05-15 | 2015-09-09 | 张革伕 | Urban logistics distribution place name and address system |
| US9155675B2 (en) * | 2011-10-12 | 2015-10-13 | Board Of Trustees Of The University Of Arkansas | Portable robotic device |
| CN106074096A (en) * | 2016-05-27 | 2016-11-09 | 苏州铭冠软件科技有限公司 | A kind of blind person's portable navigating instrument based on computer vision |
-
2019
- 2019-10-08 CN CN201910947543.7A patent/CN110725182A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2681971B1 (en) * | 1991-10-01 | 1994-10-14 | Maurice Mangot | PROCESS FOR REPRODUCING A GUIDE PLAN FOR THE DISPLACEMENT OF THE BLIND AND PLAN GUIDE OBTAINED ACCORDING TO THIS PROCESS. |
| CN101999972A (en) * | 2010-11-24 | 2011-04-06 | 上海理工大学 | Stereoscopic vision based auxiliary walking device for blindmen and auxiliary method thereof |
| US9155675B2 (en) * | 2011-10-12 | 2015-10-13 | Board Of Trustees Of The University Of Arkansas | Portable robotic device |
| CN204066112U (en) * | 2014-06-13 | 2014-12-31 | 阿里巴巴集团控股有限公司 | For the signal conditioning package of Object identifying |
| CN104631282A (en) * | 2015-01-12 | 2015-05-20 | 华东师范大学 | Blind guiding system based on electronic blind crutch and non-concave-convex blind track |
| CN104899647A (en) * | 2015-05-15 | 2015-09-09 | 张革伕 | Urban logistics distribution place name and address system |
| CN106074096A (en) * | 2016-05-27 | 2016-11-09 | 苏州铭冠软件科技有限公司 | A kind of blind person's portable navigating instrument based on computer vision |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112967517A (en) * | 2021-02-23 | 2021-06-15 | 中煤科工开采研究院有限公司 | Underground vehicle positioning system based on coded pattern recognition |
| CN113338101A (en) * | 2021-07-21 | 2021-09-03 | 张铂虎 | Two-dimensional blind road, blind person positioning navigation system based on two-dimensional blind road and navigation method thereof |
| CN113338101B (en) * | 2021-07-21 | 2022-11-29 | 张铂虎 | Two-dimensional blind road, blind person positioning navigation system based on two-dimensional blind road and navigation method thereof |
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