CN101510208A - Tourist attraction intelligent guide system based on high precision positioning - Google Patents
Tourist attraction intelligent guide system based on high precision positioning Download PDFInfo
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Abstract
The invention provides a high-precision positioning based intelligent guide system of scenic spots, which consists of an intelligent guide service center, a data processing center, a data publishing platform, an intelligent guide instrument and a high-precision GPS positioning receiver, wherein the high-precision GPS positioning receiver receives satellite signals, calculates and transmits longitude and latitude data to the intelligent guide instrument by Bluetooth communication; the intelligent guide instrument establishes connection and communication with the intelligent guide service center by a CDMA communication mode; the intelligent guide service center establishes internal connection with the data processing center and the data publishing platform, and external connection with the intelligent guide instrument; the data processing center is used for collecting, processing and storing the data to provide data resources for the intelligent guide service center system and the data publishing platform; and the data publishing platform can directly extract data from the data processing center and publish the data on the Internet. The high-precision positioning based intelligent guide system of the scenic spots can provide precise, all-round and targeted guide services, thus having great use value and application prospect.
Description
(1) technical field
The present invention relates to a kind of tourist attraction intelligent guide system, particularly relate to a kind of tourist attraction intelligent guide system based on hi-Fix, it can belong to the information engineering technical field for numerous visitors provide the intelligent guide service.
(2) background technology
When the visitor goes sight-seeing in scenic spot,,, need the guide to explain orally usually for each sight spot there being more deep comprehensive understanding in order to reach better tourism effect.Under the present circumstances, this explanation is all provided by the guide that the guide or the sight spot of tourist group provides.This mode need be followed the guide usually and be advanced underaction according to fixing route; Simultaneously because guide's self quality difference, may be not deep enough to the explanation of the various aspects at sight spot, the visitor can not be fullyed understand, sometimes even mislead to the sight spot.
Equipment such as some electronic guide instruments are also arranged at present, generally all are the modes that adopts the recording Automatic Cycle to play.This mode underaction, specific aim is not strong, can not reach the effect of guide interpreting.And present most electronic guide instrument all is to provide at some sight spots, and same electronic guide instrument can only use in some fixedly sight spots, then can't provide guide interpreting to other sight spot.Thereby present electronic guide instrument all offers the visitor and leases use in the sight spot, the guide service that can't provide targetedly for the visitor, limits no region.
(3) summary of the invention
1, purpose: the purpose of this invention is to provide a kind of tourist attraction intelligent guide system based on hi-Fix, it has overcome the deficiencies in the prior art, can provide omnibearing, accurate, concrete guide service for going on a tour of numerous visitors.
2, technical scheme: the present invention is a kind of tourist attraction intelligent guide system based on hi-Fix, and it comprises: intelligent guide service centre, data processing centre (DPC), data publishing platform, intelligent guide instrument and high-precision GPS location receiver; High-precision GPS location receiver receiving satellite signal also resolves the longitude and latitude data, be delivered to the intelligent guide instrument by blue tooth communication, the intelligent guide instrument connects and communicates by letter with intelligent guide service centre by the cdma communication mode, intelligent guide service centre is the core hinge of system, the internally connection between foundation and data processing centre (DPC), the data publishing platform, the externally connection between foundation and the intelligent guide instrument.Data processing centre (DPC) is data aggregation, processing, storage center, is responsible for intelligent guide service center system and data publishing platform Data Source is provided; Data publishing platform also can directly be extracted data from data processing centre (DPC), is published to Internet.
Intelligent guide service centre, by the GIS processing module, data communication processing module and application service module constitute, and application service module is the core hinge, respectively the connection between foundation and GIS processing module and the data communication processing module.The data communication processing module is responsible for setting up external data transfer passage, internally data transfer is arrived application service module, and application service module is handled data transfer according to the request type difference again to the GIS processing module.
Intelligent guide service centre communicates by wireless network CDMA and intelligent guide instrument, after the request that receives the intelligent guide instrument is searched and is judged the information at scenic spot at visitor place, it transfers guide's data at described sight spot, handle and judge, required guide's data are downloaded to the intelligent guide instrument wirelessly.
The data communication processing module to be setting up real-time data communication between CDMA mode and the intelligent guide instrument, accepts to lead data such as request that intelligence trip instrument sends and current longitude and latitude position, and gives application service module with the data transfer that receives; Application service module is resolved data, calls the GIS processing module according to different request types and handles, and the result of GIS processing module is returned to the intelligent guide instrument by the data communication processing module.The embedded GIS data processing of GIS processing module engine, for total system provides types of functionality interface and service based on geographic information data, comprise accurate location, the road is through planning or the like, according to guide's instrument current longitude and latitude position of uploading, in electronic chart, search and locate, the related data of the tourist attractions that find is returned.
Data processing centre (DPC), gathering Fusion Module, data processing generation module, data memory module by data information load module, data analyses such as literal, picture, audio-visual, electronic charts constitutes, the data information load module is accepted the relevant data inputs in sight spot such as literal, picture, audio-visual, electronic chart, data transfer is gathered Fusion Module to data analysis to be handled, handle afterwards data transfer is generated guide's exclusive data to data processing generation module, by data memory module data storage is arrived database afterwards.
Data processing centre (DPC) is the making and the generation center of guide's related data, and data such as the literal that tourist attractions are relevant, picture, audiovisual materials, electronic chart geography information gather and merge, and generate guide's private data format and storage.Data processing centre (DPC) is responsible for making high-precision scenic spot guide electronic chart, sets up the information database at corresponding sight spot simultaneously.
Data publishing platform, by user's request processing module, WEB application service interface module, BBS user exchange feedback module, guide's exclusive data inquiry download module constitutes, BBS user exchanges feedback module and guide's exclusive data inquiry download module is that system externally enters the mouth, be responsible for receiving user's operation requests, will ask to give WEB application service interface module with data transfer; WEB application service interface module is handled accordingly according to the request type difference, result is returned or is delivered to data processing centre (DPC).
Data publishing platform is a WEB visit gate system, and it is online that scenic spot guide's electronic chart that it generates data processing centre (DPC) is published to internet, is responsible for administering and maintaining of system user information, and the user charges and charge, is responsible for receiving user's feedback opinion simultaneously.
The intelligent guide instrument, constitute by embedded intelligence guide software, Embedded GIS platform, cdma communication module, blue tooth communication module, speech play engine, embedded intelligence guide software is the core hinge, is responsible for the connection between foundation respectively and Embedded GIS platform, cdma communication module, blue tooth communication module and the speech play engine.
The intelligent guide instrument is guide's specialized equipment, comprise the cdma communication module in the intelligent guide instrument, an and embedded cover intelligent guide software, intelligent guide software is support with the Embedded GIS platform, provide comprise that the sight spot is searched, sight spot path planning, sight spot introduce functions such as speech play, scenic spot, sight spot intelligent navigation.
The intelligent guide instrument is by communicating by letter between Lan Ya and the high-precision GPS location receiver, the precise position information at the sight spot at the traveller place that reception GPS location receiver sends over, search the character introduction at this sight spot according to this positional information, transfer corresponding scenic spot guide data wherein, when not having corresponding information in the intelligent guide instrument, at any time download needed guide's data from intelligent guide service centre by wireless network, simultaneously play character introduction information in the mode of voice, or play the voice document record, image file, and show corresponding literal and picture, be presented on the screen; When the function of intelligent guide instrument self and data can not satisfy the demands, also can send request to intelligent guide service centre, intelligent guide service centre downloads to the intelligent guide instrument by a series of data processing and judgement wirelessly with required guide's data.
The intelligent guide instrument is supported blue tooth communication, by communicating by letter between Lan Ya and the high-precision GPS location receiver, receives the data that the GPS location receiver sends over, and resolves and is presented in the electronic chart.
The intelligent guide instrument uses scenic spot guide's special electronic map to carry out tour guide and navigation.Special-purpose guide's electronic chart can be downloaded in the mode of radio CDMA online, also can download in advance in the SD card to store.Intelligent guide software calls and opens guide's electronic chart in the mode of file.
The current location that the intelligent navigation instrument calculates according to the high-precision GPS location receiver is judged the scenic spot at the current place of traveller automatically, and searches the character introduction at scenic spot; If do not find, then send request from trend intelligent guide service centre.
The embedded speech engine of intelligent guide instrument is play the recommended information at sight spot, traveller place in the mode of voice.The traveller can listen to and play by earphone or miniature loudspeaker box.
The high-precision GPS location receiver, constitute by gps antenna, GPS module, hardware core processing module, Static Precise Point Positioning location compute module, blue tooth communication module, gps antenna is responsible for receiving gps satellite signal, be delivered to the GPS module and handle, result is delivered to the hardware core processing module; The hardware core processing module is the core hinge, receive the output of GPS module after, earlier data are passed to Static Precise Point Positioning location compute module and are calculated, then will resolve result data and export, and be delivered to the intelligent guide instrument by blue tooth communication module with standard format.
The high-precision GPS location receiver adopts the high-precision GPS signal receiving chip to receive the gps satellite signal data, adopt the high-precision GPS location algorithm to data proofread and correct, pre-service and resolving, and will resolve the result and export with standard format.Simultaneously, need embedded blue tooth module in the receiver, so that the data radio communication between realization and the intelligent guide instrument.
The high-precision GPS location receiver adopts the high-precision GPS location algorithm to calculate the sight spot at traveller place, is enough to satisfy the needs that carry out scenic spot guide in the scenic spot; Deliver to the intelligent guide instrument by blue tooth communication again.
3, advantage and effect:
Be in the present invention's advantage compared with prior art:
(1) intelligent guide system of the present invention's proposition comprises chief components such as intelligent guide service centre, data processing centre (DPC), data publishing platform, intelligent guide instrument, high-precision GPS location receiver, these several parts form a complete intelligent guide system, can provide accurate, omnibearing, guide service pointedly for the user.
(2) adopt the hi-Fix algorithm to obtain visitor's locator data, bearing accuracy reaches in 1 meter; Data processing centre (DPC) makes and issues high-precision abundant in content scenic spot guide's special electronic map; Comprehensive high-precision fixed bit data and scenic spot guide's special electronic map by a series of data processing and judgement, are determined visitor's exact position, residing sight spot, and the various multimedia recommended informations at this sight spot; Mode by speech engine is play, and the user can use earphone or audio amplifier to listen to; Play with multimedia form by display screen simultaneously, the visitor also can be from line operate;
(4) when the function of intelligent guide instrument self and data can not satisfy the demands, also can send request to intelligent guide service centre, intelligent guide service centre downloads to the intelligent guide instrument by a series of data processing and judgement wirelessly with required guide's data;
(5) by exchanging between data publishing platform and the visitor, collect user's feedback, make guide's special electronic map datum targetedly, service targetedly is provided;
(6) intelligent guide system of the present invention's proposition is not subjected to restrictions such as sight spot, region, language, permanent haulage line, guide's quality, and the visitor all can carry out effective guide service when play in tourist attractions arbitrarily.
(7) in the hi-Fix receiver that the intelligent guide system of the present invention's proposition comprises, utilize hi-Fix algorithm and data processing method, can provide high-precision location compute result.
(8) intelligent guide system of the present invention's proposition uses the special tourist attractions special electronic map of making, the positioning result of combined high precision, current location that can the accurate localization user, obtain the recommended information of abundant tourist attractions simultaneously, comprise literal, voice, image, picture etc., and its embedded speech engine, can play literal arbitrarily.
(4) description of drawings
Fig. 1 is that structure of the present invention is formed block diagram;
Fig. 2 is the composition block diagram of intelligent guide of the present invention service centre;
Fig. 3 is a GIS processing modules implement schematic flow sheet in the intelligent guide of the present invention service centre;
Fig. 4 is a data communication processing modules implement schematic flow sheet in the intelligent guide of the present invention service centre;
Fig. 5 is an application service module realization flow synoptic diagram in the intelligent guide of the present invention service centre;
Fig. 6 is the realization flow synoptic diagram of data processing centre (DPC) of the present invention;
Fig. 7 is the realization flow synoptic diagram of data publishing platform of the present invention;
Fig. 8 is the composition block diagram of intelligent guide instrument of the present invention;
Fig. 9 is a high-precision GPS location receiver principle block diagram of the present invention;
Figure 10 is a hi-Fix algorithm flow synoptic diagram of the present invention;
(5) embodiment
As shown in Figure 1, the present invention is a kind of tourist attraction intelligent guide system based on hi-Fix, and it comprises: intelligent guide service centre, data processing centre (DPC), data publishing platform, intelligent guide instrument and high-precision GPS location receiver.High-precision GPS location receiver receiving satellite signal also resolves the longitude and latitude data, be delivered to the intelligent guide instrument by blue tooth communication, the intelligent guide instrument connects and communicates by letter with intelligent guide service centre by the cdma communication mode, intelligent guide service centre is the core hinge of system, the internally connection between foundation and data processing centre (DPC), the data publishing platform, the externally connection between foundation and the intelligent guide instrument.Data processing centre (DPC) is data aggregation, processing, storage center, is responsible for intelligent guide service center system and data publishing platform Data Source is provided; Data publishing platform also can directly be extracted data from data processing centre (DPC), is published to Internet.
Intelligent guide service centre, by the GIS processing module, data communication processing module and application service module constitute, and application service module is the core hinge, respectively the connection between foundation and GIS processing module and the data communication processing module.The data communication processing module is responsible for setting up external data transfer passage, internally data transfer is arrived application service module, and application service module is handled data transfer according to the request type difference again to the GIS processing module.
Intelligent guide service centre communicates by wireless network CDMA and intelligent guide instrument, after the request that receives the intelligent guide instrument is searched and is judged the information at scenic spot at visitor place, it transfers guide's data at described sight spot, handle and judge, required guide's data are downloaded to the intelligent guide instrument wirelessly.
The data communication processing module to be setting up real-time data communication between CDMA mode and the intelligent guide instrument, accepts to lead data such as request that intelligence trip instrument sends and current longitude and latitude position, and gives application service module with the data transfer that receives; Application service module is resolved data, calls the GIS processing module according to different request types and handles, and the result of GIS processing module is returned to the intelligent guide instrument by the data communication processing module.The embedded GIS data processing of GIS processing module engine, for total system provides types of functionality interface and service based on geographic information data, comprise accurate location, the road is through planning or the like, according to guide's instrument current longitude and latitude position of uploading, in electronic chart, search and locate, the related data of the tourist attractions that find is returned.
Data processing centre (DPC), gathering Fusion Module, data processing generation module, data memory module by data information load module, data analyses such as literal, picture, audio-visual, electronic charts constitutes, the data information load module is accepted the relevant data inputs in sight spot such as literal, picture, audio-visual, electronic chart, data transfer is gathered Fusion Module to data analysis to be handled, handle afterwards data transfer is generated guide's exclusive data to data processing generation module, by data memory module data storage is arrived database afterwards.
Data processing centre (DPC) is the making and the generation center of guide's related data, and data such as the literal that tourist attractions are relevant, picture, audiovisual materials, electronic chart geography information gather and merge, and generate guide's private data format and storage.Data processing centre (DPC) is responsible for making high-precision scenic spot guide electronic chart, sets up the information database at corresponding sight spot simultaneously.
Data publishing platform, by user's request processing module, WEB application service interface module, BBS user exchange feedback module, guide's exclusive data inquiry download module constitutes, BBS user exchanges feedback module and guide's exclusive data inquiry download module is that system externally enters the mouth, be responsible for receiving user's operation requests, will ask to give WEB application service interface module with data transfer; WEB application service interface module is handled accordingly according to the request type difference, result is returned or is delivered to data processing centre (DPC).
Data publishing platform is a WEB visit gate system, and it is online that scenic spot guide's electronic chart that it generates data processing centre (DPC) is published to internet, is responsible for administering and maintaining of system user information, and the user charges and charge, is responsible for receiving user's feedback opinion simultaneously.
The intelligent guide instrument, constitute by embedded intelligence guide software, Embedded GIS platform, cdma communication module, blue tooth communication module, speech play engine, embedded intelligence guide software is the core hinge, is responsible for the connection between foundation respectively and Embedded GIS platform, cdma communication module, blue tooth communication module and the speech play engine.
The intelligent guide instrument is guide's specialized equipment, comprise the cdma communication module in the intelligent guide instrument, an and embedded cover intelligent guide software, intelligent guide software is support with the Embedded GIS platform, provide comprise that the sight spot is searched, sight spot path planning, sight spot introduce functions such as speech play, scenic spot, sight spot intelligent navigation.
The intelligent guide instrument is by communicating by letter between Lan Ya and the high-precision GPS location receiver, the precise position information at the sight spot at the traveller place that reception GPS location receiver sends over, search the character introduction at this sight spot according to this positional information, transfer corresponding scenic spot guide data wherein, when not having corresponding information in the intelligent guide instrument, at any time download needed guide's data from intelligent guide service centre by wireless network, simultaneously play character introduction information in the mode of voice, or play the voice document record, image file, and show corresponding literal and picture, be presented on the screen; When the function of intelligent guide instrument self and data can not satisfy the demands, also can send request to intelligent guide service centre, intelligent guide service centre downloads to the intelligent guide instrument by a series of data processing and judgement wirelessly with required guide's data.
The intelligent guide instrument is supported blue tooth communication, by communicating by letter between Lan Ya and the high-precision GPS location receiver, receives the data that the GPS location receiver sends over, and resolves and is presented in the electronic chart.
The intelligent guide instrument uses scenic spot guide's special electronic map to carry out tour guide and navigation.Special-purpose guide's electronic chart can be downloaded in the mode of radio CDMA online, also can download in advance in the SD card to store.Intelligent guide software calls and opens guide's electronic chart in the mode of file.
The current location that the intelligent navigation instrument calculates according to the high-precision GPS location receiver is judged the scenic spot at the current place of traveller automatically, and searches the character introduction at scenic spot; If do not find, then send request from trend intelligent guide service centre.
The embedded speech engine of intelligent guide instrument is play the recommended information at sight spot, traveller place in the mode of voice.The traveller can listen to and play by earphone or miniature loudspeaker box.
The high-precision GPS location receiver, constitute by gps antenna, GPS module, hardware core processing module, Static Precise Point Positioning location compute module, blue tooth communication module, gps antenna is responsible for receiving gps satellite signal, be delivered to the GPS module and handle, result is delivered to the hardware core processing module; The hardware core processing module is the core hinge, receive the output of GPS module after, earlier data are passed to Static Precise Point Positioning location compute module and are calculated, then will resolve result data and export, and be delivered to the intelligent guide instrument by blue tooth communication module with standard format.
The high-precision GPS location receiver adopts the high-precision GPS signal receiving chip to receive the gps satellite signal data, adopt the high-precision GPS location algorithm to data proofread and correct, pre-service and resolving, and will resolve the result and export with standard format.Simultaneously, need embedded blue tooth module in the receiver, so that the data radio communication between realization and the intelligent guide instrument.
The high-precision GPS location receiver adopts the high-precision GPS location algorithm to calculate the sight spot at traveller place, is enough to satisfy the needs that carry out scenic spot guide in the scenic spot; Deliver to the intelligent guide instrument by blue tooth communication again.
Intelligent guide service centre communicates by wireless network CDMA and intelligent guide instrument.After the request that receives the intelligent guide instrument,, utilize the GIS engine to search and judge according to its current location, mainly find out following information: the scenic spot at visitor place, the sight spot at place is when the foreground point to be scenic spot guide's route map of starting point, the introduction at sight spot, current place.Data processing centre (DPC) makes the special-purpose abundant high-precision tourist attractions electronic chart of guide targetedly according to user's feedback, sets up corresponding sight spot information database simultaneously, comprises literal, voice, image, picture or the like.Data publishing platform provides charge or free guide's data download service by the mode of Internet or wireless downloading.The intelligent guide instrument is the instrument of an opening, according to the sight spot at visitor place, calls corresponding scenic spot guide data; Simultaneously also can download needed guide's data from tourist service centre at any time by wireless network; The intelligent guide instrument is play character introduction information in the mode of voice, also can play voice document, the image file that records simultaneously, and show corresponding literal and picture, is presented on the screen of intelligent guide instrument.The high-precision GPS location receiver is responsible for receiving gps signal, adopt the high-precision GPS location algorithm, the bearing accuracy that calculates reaches in 1 meter, GPS receiver on the ratio of precision existing market exceeds an order of magnitude, sight spot that can accurate localization traveller place is enough to satisfy the needs that carry out scenic spot guide in the scenic spot.
Therefore the present invention need set up an intelligent guide service centre physically, set up perfect LAN environment, need to dispose three station servers simultaneously, move intelligent guide service centre software, data processing centre's software, data publishing platform system respectively, the logical pc of at least 3 Daeporis is as operational terminal.
As shown in Figure 2, intelligent guide service centre is by the GIS processing module, data communication processing module and application service module constitute, the data communication processing module is to set up real-time data communication between CDMA mode and the intelligent guide instrument, accept data such as request that the intelligent guide instrument sends and current longitude and latitude position, and give application service module the data transfer that receives; Application service module is resolved data, calls the GIS processing module according to different request types and handles, and the result of GIS processing module is returned to the intelligent guide instrument by the data communication processing module.
As shown in Figure 3, the embedded GIS data processing of GIS processing module engine, for total system provides types of functionality interface and service based on geographic information data, comprise accurate location, the road is through planning or the like, according to the current longitude and latitude position that the intelligent guide instrument is uploaded, in electronic chart, search and locate, the related data of the tourist attractions that find is returned.
As shown in Figure 4, the data communication processing module is responsible for the two-way communication between system and the intelligent guide instrument, comprise the uplink and downlink of data and command information, the communication between the external foundation of data communication processing module and the UNICOM's gateway is by the up-downgoing radio communication of UNICOM's gateway realization data; The internally connection between foundation and the application service module, the two-way communication between realization and the application service module; The implementation procedure of data communication processing module is: after receiving the request that the intelligent guide instrument uploads, resolve and will ask to pass to application service module with related data, the result that application service module is returned is by passing to the intelligent guide instrument under the wireless network simultaneously.
As shown in Figure 5, application service module, service interface as intelligent guide service centre, provide and issue all kinds of services, be responsible for receiving the services request of intelligent guide instrument simultaneously, resolve and call the GIS processing module according to the request type difference and carry out respective handling, the result who is responsible for simultaneously the GIS processing module is returned returns to the requestor.
As shown in Figure 6, data processing centre (DPC) of the present invention is responsible for calibration, the making of tourist attractions electronic chart; Be responsible for the collection of tourist attractions information, comprise literal, voice, image, picture or the like; Be responsible for the tourist attractions electronic map data simultaneously and the tourist attractions recommended information carries out integrated and integrate, form tourist attractions guide's special electronic map datum.The system of data processing centre (DPC) adopts GIS technology, database technology exploitation and builds; System adopts the C/S architecture design, uses the VB/VC language development.Data processing centre (DPC) accepts the Various types of data input, comprise literal, voice, image, picture and electronic chart geographic information data etc., data are analyzed, gather, merged, generate guide's electronic map data of tourist attractions special use, and store in the database.
As shown in Figure 7, data publishing platform of the present invention is a WEB visit gate system, and its major function is tourist attractions guide's special electronic map datum that issue is made, and is responsible for administering and maintaining of system user information, is responsible for user's charging, charge etc.Simultaneously, be responsible for receiving user's feedback opinion.The data publishing platform system adopts the exploitation of the ASP.Net of Microsoft framework and builds, and issues based on IIS.
Data publishing platform is tourist attractions related data collection, download exchange feedback with the user center, is published to Internet in the mode of WEB website; By exchanging between BBS system and the user, accept feedback opinion; The scenic spot guide's special electronic map that simultaneously data processing centre (DPC) is generated is published on the Internet, provides user's free download or the download of paying.
As shown in Figure 8, the intelligent guide instrument is a portable terminal that function is stronger, is similar to mobile phone and PDA, and outward appearance is small and exquisite, is easy to carry; Require to be convenient to operation simultaneously.The intelligent guide instrument needs to fully utilize multiple technologies simultaneously and realizes based on the exploitation of ARM embedded chip.Adopt WinCE5 as Embedded operating system platform, research and develop the Embedded GIS engine thereon, as the platform of geographic information processing; Need embedded speech engine, support basic voice setting and phonetic order, can play tour guide information by voice mode simultaneously; Need embedded blue tooth module, so that the wireless data communications between realization and the high-precision GPS receiver; Need embedded cdma wireless communication module, be convenient to and intelligent guide service centre between carry out data transfer.
As shown in Figure 9, the high-precision GPS location receiver utilizes the high accuracy data disposal route and the high precision position of autonomous research and design to resolve algorithm, in conjunction with technology such as DSP, FPGA, researches and develops the high-precision GPS location receiver; Simultaneously, need embedded blue tooth module in the receiver, so that the data radio communication between realization and the intelligent guide instrument.It is small and exquisite that the outward appearance of high-precision GPS location receiver will be done, and is easy to carry.
The high-precision GPS location receiver adopts the high-precision GPS signal receiving chip to receive the gps satellite signal data, adopt the high-precision GPS location algorithm to data proofread and correct, pre-service and resolving, and will resolve the result and export with standard format.
As shown in figure 10, high-precision GPS location algorithm flow process of the present invention: receive the gps satellite signal data that the gps signal receiving chip receives, to data proofread and correct, pre-service, adopt the accurate single-point location algorithm of unit simple interest unit to carry out location compute, will resolve result's output.
Claims (1)
1, a kind of tourist attraction intelligent guide system based on hi-Fix is characterized in that: this system is made up of intelligent guide service centre, data processing centre (DPC), data publishing platform, intelligent guide instrument and high-precision GPS location receiver; High-precision GPS location receiver receiving satellite signal also resolves the longitude and latitude data, be delivered to the intelligent guide instrument by blue tooth communication, the intelligent guide instrument connects and communicates by letter with intelligent guide service centre by the cdma communication mode, connection between internal foundation of intelligent guide service centre and data processing centre (DPC), the data publishing platform, the externally connection between foundation and the intelligent guide instrument; Data processing centre (DPC) is data aggregation, processing, storage center, for intelligent guide service center system and data publishing platform provide Data Source; Data publishing platform also can directly be extracted data from data processing centre (DPC), is published to Internet;
Described intelligent guide service centre, by the GIS processing module, data communication processing module and application service module constitute; This application service module set up respectively and GIS processing module and data communication processing module between connection; It is resolved data, calls the GIS processing module according to different request types and handles, and the result of GIS processing module is returned to the intelligent guide instrument by the data communication processing module; This data communication processing module is externally set up the data transfer passage, internally data transfer is arrived application service module; It accepts request and current longitude and latitude position data that the intelligent guide instrument sends to set up real-time data communication between CDMA mode and the intelligent guide instrument, and the data that receive are handled and judges and pass to application service module; The embedded GIS data processing of this GIS processing module engine, for total system provides types of functionality and service interface based on geographic information data, according to the current longitude and latitude position that the intelligent guide instrument is uploaded, in electronic chart, search and locate, the related data of the tourist attractions that find is returned;
Described data processing centre (DPC) gathers Fusion Module, data processing generation module, data memory module by data information load module, data analyses such as literal, picture, audio-visual, electronic charts and constitutes; This data information load module is accepted the relevant data inputs in sight spot such as literal, picture, audio-visual, electronic chart, data transfer is gathered Fusion Module to data analysis to be handled, handle afterwards data transfer is generated guide's exclusive data to data processing generation module, by data memory module data storage is arrived database afterwards;
Described data publishing platform, by user's request processing module, WEB application service interface module, BBS user exchange feedback module, guide's exclusive data inquiry download module constitutes; This BBS user exchanges feedback module and guide's exclusive data inquiry download module is that system externally enters the mouth, and the responsible operation requests that receives the user will be asked and data transfer is given WEB application service interface module; This WEB application service interface module is handled accordingly according to the request type difference, result is returned or is delivered to data processing centre (DPC);
Described intelligent guide instrument is guide's specialized equipment, is made of embedded intelligence guide software, Embedded GIS platform, cdma communication module, blue tooth communication module, speech play engine; This embedded intelligence guide software be responsible for setting up respectively and Embedded GIS platform, cdma communication module, blue tooth communication module and speech play engine between connection; This intelligent guide instrument is by communicating by letter the precise position information at the sight spot at the traveller place that reception GPS location receiver sends between Lan Ya and the high-precision GPS location receiver;
Described high-precision GPS location receiver is made of gps antenna, GPS module, hardware core processing module, Static Precise Point Positioning location compute module, blue tooth communication module; This gps antenna is responsible for receiving gps satellite signal, is delivered to the GPS module and handles, and result is delivered to the hardware core processing module; After this hardware core processing module receives the output of GPS module, earlier data are passed to Static Precise Point Positioning location compute module and calculated, then will resolve result data and export, and be delivered to the intelligent guide instrument by blue tooth communication module with standard format.
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| CN101794316A (en) * | 2010-03-30 | 2010-08-04 | 高翔 | Real-scene status consulting system and coordinate offset method based on GPS location and direction identification |
| CN102044199A (en) * | 2009-10-26 | 2011-05-04 | 鸿富锦精密工业（深圳）有限公司 | Wireless guiding system and guiding method thereof |
| CN102054026A (en) * | 2010-12-09 | 2011-05-11 | 宁波布尔电子科技有限公司 | Travel information service system |
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