CN101482417B

CN101482417B - Satellite navigation method and system

Info

Publication number: CN101482417B
Application number: CN2008100028660A
Authority: CN
Inventors: 吴国祯; 高翊峰; 许志风
Original assignee: HTC Corp
Current assignee: HTC Corp
Priority date: 2008-01-08
Filing date: 2008-01-08
Publication date: 2011-08-24
Anticipated expiration: 2028-01-08
Also published as: CN101482417A

Abstract

A satellite navigation method and system, the system includes: the system comprises a Global Positioning System (GPS) module, an input unit, an image photo database, a map information system (GIS) module, an integration unit and a display unit. The method comprises the following steps: first, a navigation area is determined through an input unit, and a plurality of image groups located in the navigation area are searched from an image photo database. Then, the GIS module provides a map corresponding to the navigation area. Furthermore, the integration unit integrates the image group and the map to generate an integrated map on a first picture of the display unit. Thereafter, the display unit further displays a plurality of photos of the image group selected from the first image on the second image, and displays satellite navigation information of the photos selected from the second image on the third image.

Description

Satellite navigation method and system

Technical field

The present invention relates to a kind of air navigation aid and system, and particularly relate to a kind of satellite navigation method and system.

Background technology

Many electronic installations with navigation software are arranged at present on the market, can calculate from the optimal path of user position to this destination according to the destination that the user imported, and with this optimal path with symbology on map, allow the user follow this path to reach the destination.

Because most navigation software only provides cartographic information, the user only can find the destination by the map that is indicating the path and other Computer Simulation image.Yet everyone is rather greatly different for the deciphering and the difference in the cognition of this map, thereby makes the uncomfortable situation of seeing that the comparatively not enough user of map or interpretation experience often makes a mistake and understands.

Summary of the invention

The present invention can provide the many outdoor scene photos about target position, ground and adjacent domain thereof relevant for a kind of satellite navigation method and system, picks out correct path to assist the user, and significantly reduces the wrong probability of understanding.

According to a first aspect of the invention, propose a kind of satellite navigation method, the method comprises: at first, determine a navigation area, and search the whole image group be positioned at this navigation area from an image picture data storehouse.Then, provide a map corresponding to this navigation area.Moreover, on one first picture, show this map, and will be whole image group integrate on the position that is presented at correspondence in this map.In this first picture, choose one of them of this whole image group afterwards, and whole photos in this image group that is selected of one second screen displayed, in this second picture, choose one of them of this whole photos afterwards, at last, in a three-picture, show being selected a satellite navigation information of photo.

According to a second aspect of the invention, a kind of satellite navigation system is proposed, this system comprises: a Global Positioning System (GPS) (Global Position System, GPS) module, an input block, an image picture data storehouse, a cartographic information system (Geographical Information System, GIS) module, an integral unit, an and display unit.The GPS module is in order to detect and to obtain a user position.Input block is in order to import target ground, and wherein a navigation area determines according to user position and target ground.The whole image groups (batches) that are positioned at navigation area are searched in order to a user to be provided in image picture data storehouse.The GIS module comprises a GIS database, in order to the map corresponding to navigation area to be provided.Integral unit is integrated map in order to integrate this whole image groups and this map to produce one.Integrate the map sign these whole image groups and this user position are arranged.Display unit is in order to showing this integration map in one first picture, and can show whole photos from this image group that first picture is chosen in one second picture, and a satellite navigation information that can show this photo of choosing from second picture is in a three-picture.

For foregoing of the present invention can be become apparent, a preferred embodiment cited below particularly, and be described with reference to the accompanying drawings as follows.

Description of drawings

Fig. 1 shows the calcspar according to a kind of satellite navigation system of a preferred embodiment of the present invention.

Fig. 2 shows the process flow diagram according to a kind of satellite navigation method of a preferred embodiment of the present invention.

Fig. 3 shows the process flow diagram according to a kind of image photo storage method of a preferred embodiment of the present invention.

Fig. 4 A to Fig. 4 C shows first shown picture to the three-picture of display unit of the satellite navigation system of Fig. 1 respectively.

Fig. 5 A and Fig. 5 B show the synoptic diagram of change index detail.

The reference numeral explanation

100: satellite navigation system

The 110:GPS module

120: input block

130: image picture data storehouse

The 140:GIS module

The 142:GIS database

144: the name unit

150: integral unit

160: display unit

161: the first pictures

162: the second pictures

163: the three-pictures

170: take the unit

180: file management unit

500: image group

Embodiment

Please refer to Fig. 1, it shows the calcspar according to a kind of satellite navigation system of a preferred embodiment of the present invention.Satellite navigation system 100 comprises: a Global Positioning System (GPS) (Global PositionSystem, GPS) module 110, an input block 120, an image picture data storehouse 130, a cartographic information system (Geographical Information System, GIS) module 140, an integral unit 150, an and display unit 160.

GPS module 110 is in order to detecting and to obtain a user position Lc of GPS module 110, that is the user of this system 100 is in operation position at that time.Input block 120 is searched parameter P (a for example orientation and maximum distance thereof or target ground) in order to import one, determines a navigation area according to user position and search parameter P by this.Image picture data storehouse 130 stores the B1-Bn of many image groups (batches), and wherein n is a positive integer, in order to provide the user to search to be positioned at a plurality of image B of group of navigation area.Each image group comprises multiple pictures, can be many different photos of specific buildings, particular street or other specific well-marked target.

GIS module 140 comprises a GIS database 142, in order to provide a map MP corresponding to navigation area to integral unit 150.Integral unit 150 is integrated map GP in order to integrate described image B of group and map MP to produce one, and its subscript is shown with described image group and this user position Lc.Display unit 160 is in order to show that this integration map GP is in one first picture, and can show multiple pictures from the Bi of this image group that first picture is chosen, and can show that this photo bj that chooses from second picture and satellite navigation information Info thereof are in a three-picture in one second picture.

Please refer to Fig. 2, it shows the process flow diagram according to a kind of satellite navigation method of a preferred embodiment of the present invention.At first, determine a navigation area in step 210.Shown in Fig. 4 A, the target ground that navigation area S is preferably imported according to user position Lc and the user that detected (or an orientation and apart from d) decides.Then, in step 220, search a plurality of image B of group that are positioned at this navigation area S from image picture data storehouse 130.At this moment, provide map MP, and integrate described image B of group and map MP, integrate map GM in one first picture 161 to produce one in step 240 corresponding to navigation area S in step 230.Yet,, must get back to the scope that step 210 resets navigation area if do not search any image group in step 220.

Shown in Fig. 4 A, integrate map GM subscript and be shown with a plurality of image B of group and user position Lc.Then in step 250, from a plurality of image B of group of first picture 161, choose a Bi of image group wherein, and enter second picture 162 of Fig. 4 B.In step 260, the multiple pictures b that shows the selected image Bi of group is in second picture 162.Then in step 260, choose wherein a photo bj from a plurality of photo b of second picture 162, and enter the three-picture 163 of Fig. 4 C.In step 280, show corresponding to this satellite navigation information Info that is selected photo bj in three-picture 163.Because every photo all has a camera site Lp, satellite navigation information Info comprise from user position Lc to this camera site Lp one apart from a dj and a path Re.In addition, be selected photo bj and also can be shown in three-picture 163.

In addition, before the search step 220 of Fig. 2, the satellite navigation method of present embodiment also comprises sets up image picture data storehouse 130, is beneficial to follow-up image photo search.The mode of setting up image picture data storehouse 130 is stored in every captured photo in the image picture data storehouse 130 according to the image photo storage method of Fig. 3, so that abundant and systematic picture data source to be provided.

Please refer again to Fig. 1, satellite navigation system 100 comprises that also one takes a unit 170 and a file management unit 180.GIS module 140 also comprises a name unit 144.Take unit 170 in order to the Img that takes pictures.When system input was taken photo Img, GPS module 110 was also in order to detecting the camera site Lp of this photo Img that is taken, and this integral unit is also in order to be recorded in camera site Lp the related information area (attributearea) of the photo Img that is taken.Name unit 144 is linked to GIS database 142, provides a place name N in order to foundation camera site Lp, and names the photo Img that is taken according to a place name N and a shooting date.File management unit 180 is in order to the file data in management image picture data storehouse 130.Simultaneously, the name that repeats for fear of data folder, file management unit also judges that whether image picture data storehouse 130 stores the image group with this place name N name, makes every photo Img that is taken can be stored in image picture data storehouse 130 methodically.

Please refer to Fig. 3, it shows the process flow diagram according to the image photo storage method of a preferred embodiment of the present invention.At first take a photo Img in step 310.Then, obtain the positional information of this photo Img that is taken in step 320 and 330.Step 320 detects this camera site Lp of this photo Img that is taken, and step 330 is put according to this shootings Lp a place name N is provided.Moreover, integrate this positional information and the photo Img that is taken in step 340, camera site Lp or place name N are recorded in the related information area of the photo Img that is taken, are beneficial to be stored in the image group in image picture data storehouse 130 according to this positional information photo that will be taken.

In addition, before storing, judge in step 350 earlier whether image picture data storehouse 130 stores the image group with its place name N name.If judging image picture data storehouse 130 does not have this image group as yet, then enter step 360 according to newly-increased this image group of place name N, and direct execution in step 380; Image picture data storehouse 130 has this image group and this image group comprises another photo with another shooting date as if judging in step 350, then after an index detail of this image group of step 370 change, enters step 380 again.

The mode of change index detail illustrates with Fig. 5 A and Fig. 5 B.Have the image group 500 of Fig. 5 A and image group 500 when comprising two photo N_YYMMD1_1 in addition with another shooting date YYMMD1 and N_YYMMD1_2 when judging image picture data storehouse 130, be sandwiched in the image group 500 in newly-increased one first data of Fig. 5 B, and name first data folder according to place name N and another shooting date N_YYMMD1, among mobile again photo N_YYMMD1_1 and N_YYMMD1_2 to the first data folder N_YYMMD1.Simultaneously, newly-increased one second data are sandwiched in the image group 500, and name second data folder according to place name N and shooting date N_YYMMD2.

In step 380, naming this photo Img that is taken according to place name N and shooting date YYMMD2 is N_YYMMD2, and store in step 390 and to be taken photo Img in the second data folder N_YYMMD2 of image group 500, and finish the satellite navigation method of this embodiment.

Satellite navigation method that the above embodiment of the present invention is disclosed and system, based on most user for distinguish practical photograph compared with understand map be familiar with and be easy to actually consider, and with GPS module and GIS module in conjunction with abundant and systematic image picture data storehouse.Thus, not only can provide the user from the position satellite navigation information to the target location, can also allow the user in the process of operation satellite navigation system, learn many outdoor scene photos of the adjacent domain of its position.Even be unfamiliar with the comparatively not enough user of this software or correlation experience, also can from described information, pick out correct path easily by this, and significantly reduce the wrong probability of understanding.

In sum, though the present invention discloses as above with a preferred embodiment, it is not in order to limit the present invention.Those skilled in the art, under the premise without departing from the spirit and scope of the present invention, when doing some changes and retouching.Therefore, protection scope of the present invention should be as the criterion with claim of the present invention.

Claims

1. A satellite navigation method, comprising:

determine a navigation area;

In an image photo database, search for all image groups within the navigation area;

providing a map corresponding to the navigation area;

displaying the map on a first frame, and displaying all the image groups in a corresponding position on the map;

selecting one of the all image groups in the first frame;

displaying all photos of the selected image group in a second frame;

select one of the all photos in the second frame; and

A satellite navigation information corresponding to the selected photo is displayed in a third frame.

2. The satellite navigation method as claimed in claim 1, wherein the step of determining the navigation area comprises:

Enter a destination;

obtain a user's location; and

The navigation area is determined according to the user's location and the destination.

3. The satellite navigation method as claimed in claim 2, wherein the step of displaying the map on the first screen and displaying the image group at a corresponding position in the map further comprises:

Mark the user's location on the map.

4. The satellite navigation method as claimed in claim 2, wherein each photo has a shooting location, wherein the step of displaying the satellite navigation information comprises:

A distance and a path from the user's location to the shooting location of the selected photo are displayed.

5. The satellite navigation method as claimed in claim 2, further comprising, after selecting one of all the photos, displaying the selected photo on the third frame.

6. The satellite navigation method as claimed in claim 1, further comprising, before the searching step, establishing the image photo database, and the step of establishing the image photo database includes:

take all the photographs;

Obtain the location information of all the photographs taken and integrate them in each photograph;

store each of the photographs; and

The photos whose location information is within a certain distance are set as the same image group and each of the image groups is named with a place name.

7. A satellite navigation system comprising:

A global satellite positioning system module, used to detect and obtain a user's location;

an input unit for inputting a destination, wherein a navigation area is determined according to the user's location and the destination;

an image photo database, used to provide a user to search for all image groups within the navigation area;

A map information system module, including:

a GIS database for providing a map corresponding to the navigation area;

an integration unit for integrating the entire image group and the map to generate an integrated map, wherein the integrated map indicates the entire image group and the user's location; and

A display unit for displaying the integrated map on a first frame, and displaying all photos of one of the image groups selected from the first frame on a second frame, and displaying images from the second frame A satellite navigation information of one of the all photos selected in the screen is displayed in a third screen.

8. The satellite navigation system as claimed in claim 7, wherein each photo has a shooting location, and the satellite navigation information includes a distance and a route from the user's location to the shooting location.

9. The satellite navigation system as claimed in claim 7, wherein the system further comprises:

A shooting unit is used to take one of the all photos.

10. The satellite navigation system as claimed in claim 9, wherein the global satellite positioning module is also used to detect the shooting position of each of the photographed photos, and the GIS module also includes:

A naming unit, linked to the GIS database, is used to provide a location name according to the shooting location, and to name the photographed photo according to the location name and a shooting date.

11. The satellite navigation system as claimed in claim 10, wherein the system further comprises a file management unit for judging whether the image photo database stores an image group named after the place name.