JPH09210707A - Navigation device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable a user to produce his own map for a navigation device not depending on provided software. SOLUTION: A user stores image data 1 taken with a photographing means provided on the main body of the device or a digital camera and location data indicating shooting locations or pointed locations on a map in a storage device after pairing each corresponding data to one another. An information mark M2 indicating the existence of the image data corresponding to the location indicated by the location data and an image G1 contracted on the basis of the image data corresponding to the location data are displayed on the map. When the information mark M2, etc., is pointed by a cursor C or a driver approaches the point indicated by the location data while driving, the corresponding image data are displayed on a secondary screen or fully on the screen.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a navigation device for guiding a user to a destination while mainly displaying and displaying a road.

[0002]

2. Description of the Related Art Conventionally, in a vehicle-mounted navigation device, a map is displayed on a screen based mainly on map data containing various information such as road information provided via a CD-ROM. . Also, in recent years,
In some cases, image information relating to a map representing an intersection, a highway ramp, or the like is added to the above information, and an image of the intersection or the like is displayed on the screen for displaying the map as needed.

[0003]

However, in such a conventional navigation device, the CD-RO is used.
M, that is, a displayable image and a displayable point are determined for each software that provides map data, and the contents of the map in the navigation device are standardized regardless of the user.

The present invention has been made in view of the above conventional problems, and provides a navigation device which allows a user to create a unique map without being influenced by the software provided. The purpose is to

[0005]

In order to solve the above problems, according to the present invention, an image of a subject is obtained as image data by an image pickup means, and the obtained image data is associated with a point where the image data is related. The image data corresponding to the position data is stored in the storage unit together with the position data indicated by the control unit, and when the vehicle approaches the point indicated by the position data stored in the storage unit during movement, the image data corresponding to the position data is set by the control unit. The image based on the image data is read out from the storage means and displayed on the display means. Thus, the image of the subject photographed by the user can be automatically displayed when approaching a specific point associated with the image.

Further, the image of the subject is obtained as image data by the image pickup means, and the obtained image data is stored together with the position data in the storage means in association with the position data indicating the point to which the image data is related. The control means indicates that the image data corresponding to the position data is present in the storage means at the position corresponding to the point indicated by the position data stored in the storage means on the map displayed on the display means. While displaying the information, the image data is read from the storage means in response to the request, and the image based on the read image data is displayed on the display means. Thereby, the image of the subject photographed by the user can be displayed in association with the specific point associated with the image.

Image data forming an image of a photographed subject is input from another device by the input means, and the input image data is displayed at a position indicating a designated point on the map displayed on the display means. Corresponding to the data, it is stored in the storage means together with the position data, and at the time of movement,
When approaching the point indicated by the position data stored in the storage means, the control means reads out the image data corresponding to the position data from the storage means and causes the display means to display an image based on the image data. did. As a result, an image of a subject photographed by the user with another device can be automatically displayed when the user approaches a point designated on the map.

Image data forming an image of the photographed subject is input from another device by the input means, and the input image data is displayed on the display means at a position indicating a designated point on the map. In association with the data, it is stored in the storage means together with the position data, and by the control means, on the map displayed on the display means, at the position corresponding to the point indicated by the position data stored in the storage means, Information indicating that the image data corresponding to the position data exists in the storage means is displayed, while the image data is read from the storage means in response to the request, and the image based on the read image data is displayed on the display means. I did it. Thereby, the image of the subject photographed by the user with another device can be displayed corresponding to the point designated on the map.

Further, the input means inputs image data forming an image of the photographed subject and position data indicating a point where the subject is photographed from another device, and the inputted image data and the position data are inputted. The data is stored in the storage means in association with each other, and when moving, when approaching the point indicated by the position data stored in the storage means,
The control means reads out the image data corresponding to the position data from the storage means and causes the display means to display an image based on the image data. With this, it is possible to automatically display the image of the subject photographed by the user with another device when the user approaches the point where the photograph was taken.

Further, the input means inputs the image data forming the image of the photographed subject and the position data indicating the point where the subject is photographed from another device, and the inputted image data and the position data are input. The position data is stored in the storage unit in association with each other, and the position data corresponding to the position indicated by the position data stored in the storage unit on the map displayed on the display unit is controlled by the control unit. Information indicating that the image data exists in the storage means is displayed, while the image data is read from the storage means in response to a request, and an image based on the read image data is displayed on the display means. Thereby, the image of the subject photographed by the user with another device can be displayed in correspondence with the point where the image was photographed.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION A first embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing a navigation device 1 according to the present invention. The navigation device 1 has various functions such as a function of displaying a past traveling locus, and is mainly configured by a CPU 2 that realizes the control means of the present invention. CPU2 has
The peripheral circuit gate array 3, the main memory 4, and the program memory 5 are connected to each other. The main memory 4 is a RAM equipped with a backup battery 6,
This realizes the storage means of the present invention. The program memory 5 is a ROM that stores the operation program of the CPU 2. On the other hand, the peripheral circuit gate array 3
C of L1 band from the satellite received by antenna 7
/ A code is demodulated / decoded by the despreading LSI to determine the latitude / longitude at the current position of the self, GPS processing unit 8 which is the self-position data acquisition means of the present invention, and CD-R
C for importing map information such as map data from OM9
A remote control-type key input unit 11 including operation keys such as a D-ROM drive unit 10, a cursor movement key 11a, and a photographing key 11b is connected to each other.

Further, the CPU 2 is connected with a graphic processor 12, a CCD camera unit 13, and a signal processing unit 14 for realizing the image pickup means of the present invention.
The graphic processor 12 converts the map data corresponding to the current position read from the CD-ROM 9 into a video signal on the basis of the latitude and longitude data acquired by the GPS processing unit 8, that is, the position data, and converts it into an LCD. A display map is displayed on the display unit 15 consisting of. A video memory 16 used for various image processes is connected to the graphic processor 12. The CCD camera unit 13 is a general one used in a digital camera or the like, and converts an image of a photographed subject into an electric signal and outputs it. The output signal is sent to the signal processing unit 14
After being converted into image data by, the image data is transferred to the above-mentioned main memory 5. The CCD camera unit 13 is fixedly provided on the main body of the navigation device 1 or is provided so that its photographing angle can be adjusted. It may be arranged in.

Next, the operation of this embodiment having the above configuration will be described according to the processing contents of the CPU 2. That is, when the photographing key 11b of the key input unit 11 is pressed at an arbitrary point while the vehicle is running with the CCD camera 13 section facing the outside of the vehicle, the CCD camera 13 section photographs the scenery at that point. The captured landscape image is converted into image data by the signal processing unit 14 and transferred to the main memory 4 and then the first flash memory 1
4 is stored in a predetermined storage area. On the other hand, at this time C
The PU 2 stores the latitude and longitude data acquired by the GPS processing unit 8 in the main memory 4 in association with the image data. As a result, each time the shooting key 11b is pressed, the position data of the shooting location and the image data are sequentially stored in the main memory 4 in association with each other.

On the other hand, when the locus display processing mode is selected, the CPU 2 displays a locus display mark M1 (in the map displayed on the screen of the display unit 15 along the route traveled in the past, as shown in FIG. In this embodiment, "・") is displayed,
As a result, the traveling locus of the vehicle is displayed. In addition, in this processing mode, when a point indicated by any of the position data stored in the main memory 4 exists on the route, the locus mark M1 closest to the point is replaced with the locus mark M1. An information mark M2 (“■” in the present embodiment) is displayed as information indicating that image data corresponding to the point exists (see FIG. 4). The position where the information mark M2 is displayed may be the position indicated by the position data in the main memory 4, regardless of the position where the locus mark M1 should be displayed.

The CPU 2 also has an information mark M on the map.
When 2 is displayed, the processing shown in the flowchart of FIG. 2 is executed at regular intervals. That is, the cursor C moves the information mark M by operating the cursor movement key 11a.
It is judged whether or not it has been moved up (2) (SA1), and if the judgment result is NO, nothing is done and the process returns to the main routine of the locus display processing mode. On the other hand, if the determination result is YES, the image data corresponding to the position data that is the basis of the display position of the information mark M2 is retrieved from the main memory 4 and called (SA2). Then, after the image G1 based on the called image data, that is, the image captured at the point corresponding to the display position of the information mark M2 is displayed as a sub-screen on the screen of the display unit 15 (SA3), the process ends. Then, the process returns to the main routine of the trajectory display processing mode.

That is, since the user can display the image G1 taken during traveling in correspondence with the point where the image was taken, the user can more clearly recall the road that had been traveled in the past from the image A. it can. Moreover, since the user can display the images associated with the individually acquired maps in correspondence with the points on the map, the user can create his / her own map without being influenced by the software provided by the CD-ROM 9. it can. In the present embodiment, the main memory 4 for storing the position data and the image data is a battery-backed RAM, but this is detachable from the main body of the navigation device 1 like an IC card and is independent. It may be another storage medium having a function capable of storing and holding. In that case, data can be exchanged with a person who has the same navigation device 1, and it becomes possible for the friends to provide route guidance using photographs such as roads and intersections.

On the other hand, FIG. 5 is an external view of a navigation device 21 showing a second embodiment according to the present invention, and FIG. 6 is a block diagram thereof. Explaining below, the navigation device 21 is composed of a device main body 22 and a digital camera 41 which is an image pickup device of the present invention connected thereto. The device main body 22 is a navigation device having a general function itself, and is mainly composed of a CPU 23 which is a control means of the present invention as shown in FIG. The CPU 23 is a self-position data acquisition unit of the present invention which demodulates and decodes the L1 band C / A code from the satellite received by the antenna 24 by the despreading LSI to determine the latitude and longitude at the current position of the self. A GPS processing unit 25, a CD-ROM driving unit 27 for fetching map information such as map data from a CD-ROM 26, a read key 28a, an ENTER key 28b, and a key input unit 28 having a cursor moving key 28c are connected to each other. There is.

Further, the CPU 23 is connected with a main memory 29 which is a RAM, a program memory 30 which is a ROM storing an operation program of the CPU 23, a first flash memory 31 which is a storage means of the present invention, and a graphic processor 32, respectively. Has been done. A display unit 33 including an LCD is connected to the graphic processor 32. The graphic processor 32 converts the map data corresponding to the current location read from the CD-ROM 26 into a video signal on the basis of the latitude and longitude data acquired by the GPS processing unit 25, that is, the position data, and displays it. The sending map is displayed on the section 33. The graphic processor 32 is connected to a video memory 34 used for various image processing. Further, a voice synthesizing unit 35 is connected to the CPU 23, and a speaker 36 for emitting a synthetic voice is connected to the voice synthesizing unit 35.

Further, the above-mentioned digital camera 41 can be used as a digital camera which is generally commercially available in a stand-alone state, and C which controls the entire camera is used.
It has a PU 42. The CPU 42 includes a key input section 43 having a shutter button 43a, a signal processing section 44,
The second flash memory 45 is connected. The signal processing unit 44, together with it, implements the image pickup means of the present invention by C
When the shutter button 43a is pressed during shooting, the image of the subject is converted into an electric signal by the CCD camera section 46, and further converted into image data by the signal processing section 44. It is sequentially stored in the second flash memory 45. Further, the flash memory 45 despreads the C / A code of the L1 band from the satellite received by the antenna 48 via the input / output unit 47 with the despreading LS.
I / D demodulates / decodes the latitude at your current position
It is connected to the GPS processing unit 49 for calculating the longitude. Then, at the time of the above-described photographing, the latitude / longitude data acquired by the GPS processing unit 49, that is, the self-position data is stored corresponding to the image data.

The data stored in the second flash memory 45 can be output to the outside via the input / output unit 47, and the input / output unit 47 is connected to the second unit on the apparatus main body 22 side via the dedicated cable 50. It is connected to one flash memory 31. As a result, the image data can be transferred from the second flash memory 45 to the first flash memory 31. That is, in the apparatus main body 22 described above, the first flash memory 31 realizes the input means together with the storage means of the present invention. In addition, the digital camera 41 uses an L for displaying a photographed image (photographed image).
It has a CD 51 (omitted in FIG. 6).

In the present embodiment having the above configuration, the digital camera 41 is normally used without being connected to the apparatus main body 22. In the digital camera 41, every time the shutter button 43a is pressed at the time of shooting, the image data sent from the signal processing unit 44 and the position data sent from the second GPS processing unit correspond to each other to the second data. It is sequentially stored in a predetermined storage area of the flash memory 45. On the other hand, after the digital camera 41 is connected to the device main body 22 via the dedicated cable 50 after photographing,
When the read key 28a of is pressed, the apparatus main body 22 operates as follows.

That is, FIG. 7 is a flowchart showing the processing contents of the CPU 23. When the reading key 28a is pressed as described above, the CPU 23 (Y1 at SB1).
S), by sending a read signal requesting data transfer to the digital camera 41 side, the stored data of the second flash memory 45, that is, the position data and the image data corresponding to each other are read from the digital camera 41, and the read data is read. Is stored in a predetermined storage area of the first flash memory 31 (SB2). Then, the image based on the image data is reduced to a predetermined size and displayed at the position on the map corresponding to the point indicated by the position data (SB
3). That is, as shown in FIG. 8, the images G2 and G3 of the photograph taken by the user are pasted on the map displayed on the display unit 33 of the apparatus main body 22. In that state, if the ENTER key 28b is pressed while the cursor C is on any image, for example, the image G2 (YES in SB4), the image G2 is displayed as shown in FIG. Display the full screen (SB5). Thereby, the user can display the photograph taken by the digital camera 41 in association with the point where the photograph was taken, as desired.

Further, as described above, when the image data is stored in the first flash memory 31, C
PU23 performs the process shown in the flowchart of FIG. 10 at the time of running. That is, when the vehicle is running, it is determined whether the vehicle position is near the pasted photo (SC1). That is, GPS
Whether the point indicated by the self-position data acquired by the processing unit 25 is approaching the point indicated by any of the position data stored in the first flash memory 31,
More specifically, it is determined whether or not there is position data indicating a point in the first flash memory 31 where the distance to the point indicated by the acquired self-position data is equal to or less than a preset distance. Eventually, as shown in FIG. 11, if the vehicle position mark M3 indicating the vehicle position, that is, the moving position of the vehicle becomes close to the image G2 pasted in advance, and if the result of the above-described determination is YES, then Image data stored corresponding to the position data to be read,
An image based on the read image data, that is, a photograph already pasted is displayed on the full screen as shown in FIG. 9 (S
C2), and further, the voice synthesizer 35 is operated to pronounce "This is a photo registration point" (SC3). As a result, while traveling, the photograph taken by the user is automatically displayed when approaching the point where the photograph was taken.

Therefore, in the navigation device 21 shown in the present embodiment, the user can display the images associated with the individually acquired maps in association with desired or automatic points on the map. , A unique map can be created regardless of the software provided by the CD-ROM 26. Note that, in the present embodiment, the case where the device main body 22 reduces and pastes the image of the photograph taken from the digital camera 41 on the map based on the position data corresponding to the image is described. As already described in the above form, the information mark M2 or the like (see FIG. 4) indicating the information indicating the presence of the image data may be displayed at the position on the map corresponding to the point indicated by the position data. Although not described in the first embodiment, the navigation device 1 described above can also automatically display an image of a photograph taken during traveling on a map, like the navigation device 21. It is possible.

On the other hand, FIG. 12 is an external view of a navigation device 61 showing a third embodiment according to the present invention, and FIG. 13 is a block diagram thereof. This navigation device 61
As is clear from the figure, the GPS processing unit 4 described above is provided in the same device body 22 as that shown in the second embodiment.
9 and antenna 48 obsolete digital camera 71
Is connected via a dedicated cable 50.
Therefore, the description of the following configuration will be omitted by giving the same reference numerals as those shown in FIGS.

Also in this embodiment having such a configuration, the digital camera 71 is usually used without being connected to the apparatus main body 22. In the digital camera 71, the image data sent from the signal processing unit 44 is sequentially stored in a predetermined storage area of the second flash memory 45 each time the shutter button 43a is pressed during shooting. On the other hand, after photographing, the digital camera 71 is connected to the apparatus main body 22 by the dedicated cable 50, while the desired photographed image is displayed on the LCD 51. Next, the device main body 22 is operated to display on the screen a map including a point desired to be associated with the captured image displayed on the LCD 51, and then the cursor movement key 28c is operated to move the cursor C ( (See FIG. 8) is moved. Then, in this state, the read key 28a of the apparatus main body 22 is pressed. Then, the device body 22 operates as follows.

That is, FIG. 14 is a flow chart showing the processing contents of the CPU 23. When the read key 28a is pressed as described above, the CPU 23 (YE in SD1).
S) By sending a read signal requesting data transfer to the digital camera 71 side, the image data of the photograph displayed on the LCD 51, that is, the image data stored in the second flash memory 45 is designated. An object is read from the digital camera 71, and the read image data is stored in a predetermined storage area of the first flash memory 31 (SD2). At this time, the position data indicating the point on the map corresponding to the position of the cursor C is stored together with the image data.

Thereafter, the image based on the captured image data is reduced to a predetermined size and displayed at the position of the cursor C on the map (SD3). That is, as shown in FIG. 8, the images G2 and G3 of the photograph taken by the user are pasted on the map displayed on the display unit 33 of the apparatus body 22. Thereby, the image of the photograph taken by the user with the digital camera 71 can be displayed in correspondence with the point designated on the map. Then, in that state, if the ENTER key 28b is pressed while the cursor C is on any image, for example, the image G2 (YES in SD4), as shown in FIG. Is displayed on the full screen (SD5). Thereby, the user can display the photograph taken by the digital camera 71 in association with the designated point as desired.

Therefore, in the navigation device 61 shown in the present embodiment, the user can display the images associated with the individually acquired maps in correspondence with the designated points on the map, and therefore the CD-ROM 26 You can create your own map without being affected by the software provided by. Note that, also in the navigation device 61 shown in the present embodiment, as described above, after capturing the image data from the digital camera 71, as in the navigation devices 1 and 21 described above, a photograph taken during traveling. The image of can be automatically displayed on the map. In addition, like the navigation device 1,
An information mark M2 or the like (see FIG. 4) indicating information indicating the presence of image data may be displayed at a position on the map designated by the cursor when the image data is captured.

In the navigation devices 21 and 61 shown in the second and third embodiments, the first flash memory 31 is provided in the device main body 22 as already described in the first embodiment. If another storage medium that is detachable and has a function of independently storing and storing data is available, data can be exchanged with a person having the same device main body 22, and friends can take pictures of roads or intersections. You will be able to guide the directions you used. Further, in the above-described first to third embodiments, mainly, the imaging means of the present invention has been described as a digital camera that acquires a still image and a configuration equivalent thereto, but the present invention is not limited to this. As the image pickup means of the present invention, a video camera capable of acquiring a moving image and outputting image data of a still image, or a configuration equivalent thereto may be used.

[0031]

As described above, according to the first aspect of the present invention, it is possible to automatically display an image of a subject photographed by a user when a user approaches a specific point associated with the image. According to the second aspect of the invention, the image of the subject photographed by the user can be displayed in association with a specific point associated with the image. Therefore, the navigation device enables the user to create his / her own map without being influenced by the map data or the like provided.

Further, as in the invention of claim 3, the position data related to the image data acquired by the image pickup means is the self-position data acquired by the self-position data acquisition means at the time when the image data is acquired. In the case of objects, the point where the subject is photographed is related to the image data as the above-mentioned specific point. Therefore, it is convenient that the image of the photographed subject can be displayed automatically when it approaches the spot where it was photographed, or in correspondence with the spot where it was photographed.

Further, according to the invention of claim 4, the position data related to the image data acquired by the image pickup means is the position data indicating the designated point on the map displayed on the display means. In that case, an arbitrary point on the map can be associated with the image data as the specific point described above. Therefore, the captured image of the subject can be displayed automatically when approaching the desired point or in correspondence with the desired point without being restricted by the point where the image was taken, improving usability. To do.

According to the invention of claim 5, the user can automatically display an image of a subject photographed by another device when approaching a specific point associated with the image. Further, in the invention of claim 6, the user can display the image of the subject photographed by the other device in association with the specific point to which the image is associated. Therefore, the same as the above-described inventions of claims 1, 2 and 4 by using the image pickup device for obtaining the image of the photographed subject as the image data and using it together with the image pickup device capable of outputting the obtained image data. The effect of can be produced. Similarly, in the invention of claim 7, the same effects as those of the inventions of claims 1, 2 and 4 can be obtained.

Further, in the invention of claim 8, the user can automatically display an image of a subject photographed by another device when approaching the point where it was photographed. According to the ninth aspect of the invention, the user can display the image of the subject photographed by another device in correspondence with the point where the image was photographed. Therefore, the image data and the position data acquired at the time of shooting are provided while the image pickup unit that acquires the image of the photographed subject as image data and the self-position data acquisition unit that acquires the self-position data indicating the current position of the self are provided. By using it together with the image pickup device capable of outputting in correspondence with each other, it is possible to obtain the same effects as those of the inventions of claims 1, 2 and 3 described above. Similarly, in the invention of claim 10, the same effects as those of the inventions of claims 1, 2 and 3 can be obtained.

[0036]

[Brief description of drawings]

FIG. 1 is a block diagram showing a conceptual internal configuration of a navigation device according to a first embodiment of the present invention.

FIG. 2 is a flowchart showing the content of a traveling locus display process in the navigation device.

FIG. 3 is a diagram showing a display screen of a display unit when the traveling locus display process is executed.

FIG. 4 is a diagram showing another display screen of the display unit when the traveling locus display processing is executed.

FIG. 5 is an external view of a navigation device according to a second embodiment of the present invention.

FIG. 6 is a block diagram showing a conceptual internal configuration of the navigation device.

FIG. 7 is a flowchart showing an operation of the navigation device.

FIG. 8 is a diagram showing a display screen of a display unit in the navigation device according to the second and third embodiments.

FIG. 9 is a diagram showing another display screen of the display unit in the navigation device.

FIG. 10 is a flowchart showing the contents of the operation of the navigation device.

FIG. 11 is a diagram showing a display screen of a display unit in the navigation device.

FIG. 12 is an external view of a navigation device according to a third embodiment of the present invention.

FIG. 13 is a block diagram showing a conceptual internal configuration of the navigation device.

[Explanation of reference numerals] 1 navigation device 4 main memory 8 GPS processing unit 9 CD-ROM 13 CCD camera unit 14 signal processing unit 15 display unit 21 navigation device 22 device main body 25 GPS processing unit 26 CD-ROM 31 first flash memory 33 display unit 41 digital camera 44 signal processing unit 45 second flash memory 46 CCD camera unit 49 GPS processing unit 61 navigation device 71 digital camera

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[Procedure amendment]

[Submission date] April 22, 1996

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Brief description of drawings

[Correction method] Change

[Correction contents]

[Brief description of drawings]

FIG. 1 is a block diagram showing a conceptual internal configuration of a navigation device according to a first embodiment of the present invention.

FIG. 2 is a flowchart showing the content of a traveling locus display process in the navigation device.

FIG. 3 is a diagram showing a display screen of a display unit when the traveling locus display process is executed.

FIG. 4 is a diagram showing another display screen of the display unit when the traveling locus display processing is executed.

FIG. 5 is an external view of a navigation device according to a second embodiment of the present invention.

FIG. 6 is a block diagram showing a conceptual internal configuration of the navigation device.

FIG. 7 is a flowchart showing an operation of the navigation device.

FIG. 8 is a diagram showing a display screen of a display unit in the navigation device according to the second and third embodiments.

FIG. 9 is a diagram showing another display screen of the display unit in the navigation device.

FIG. 10 is a flowchart showing the contents of the operation of the navigation device.

FIG. 11 is a diagram showing a display screen of a display unit in the navigation device.

FIG. 12 is an external view of a navigation device according to a third embodiment of the present invention.

FIG. 13 is a block diagram showing a conceptual internal configuration of the navigation device.

FIG. 14 is a flowchart showing the content of an operation in the navigation device.

[Explanation of reference numerals] 1 navigation device 4 main memory 8 GPS processing unit 9 CD-ROM 13 CCD camera unit 14 signal processing unit 15 display unit 21 navigation device 22 device body 25 GPS processing unit 26 CD-ROM 31 first flash memory 33 display unit 41 digital camera 44 signal processing unit 45 second flash memory 46 CCD camera unit 49 GPS processing unit 61 navigation device 71 digital camera

Claims (10)

[Claims] 1. An image of a photographed object in a navigation device comprising self-position data acquisition means for acquiring self-position data indicating a current position of the self and display means for displaying a map based on the self-position data. Image pickup means for obtaining the image data as image data, a storage means for storing the image data obtained by the image pickup means together with the position data indicating the point to which the image data is associated, When approaching a point indicated by the position data stored in the storage means, the image data corresponding to the position data is read from the storage means, and a control means for displaying an image based on the image data on the display means, A navigation device comprising: 2. An image of a photographed object in a navigation device comprising self-position data acquisition means for acquiring self-position data indicating a current position of the self and display means for displaying a map based on the self-position data. The image data acquired by the image capturing means, the storage means for storing the image data acquired by the image capturing means together with the position data indicating the point to which the image data is related, and the display means. While displaying information indicating that the image data corresponding to the position data exists in the storage unit on the displayed map at a position corresponding to the point indicated by the position data stored in the storage unit , Reading the image data from the storage means in response to a request, and displaying the image based on the read image data. The navigation device according to claim 1, further comprising: a control unit that causes the unit to display. 3. The position data indicating the related point is the self-position data acquired by the self-position data acquiring unit at the time when the image data is acquired by the imaging unit. 1. The navigation device according to 1 or 2. 4. The navigation device according to claim 1, wherein the position data indicating the related point is position data indicating a designated point on the map displayed on the display means. 5. A navigation device comprising: self-position data acquisition means for acquiring self-position data indicating the current position of the self; and display means for displaying a map based on the self-position data, in a navigation device, Input means for inputting image data forming an image from another device, and image data input through the input means, position data indicating a designated point on the map displayed on the display means. Corresponding to, the storage means for storing together with the position data, and when moving, when approaching a point indicated by the position data stored in the storage means, read out image data corresponding to the position data from the storage means. And a control means for displaying an image based on the image data on the display means. . 6. A navigation device equipped with a self-position data acquisition means for acquiring self-position data indicating the current position of the self and a display means for displaying a map based on the self-position data. Input means for inputting image data forming an image from another device, and image data input through the input means, position data indicating a designated point on the map displayed on the display means. And a storage unit that stores the position data together with the position data, and a position on the map displayed on the display unit that corresponds to a point indicated by the position data stored in the storage unit. While displaying information indicating that the corresponding image data exists in the storage unit, the image data may be read from the storage unit in response to a request. And a control unit for displaying an image based on the read image data on the display unit. 7. The input means comprises an image pickup means for obtaining an image of a photographed subject as image data, and an image pickup device capable of outputting the obtained image data is connected thereto. Or the navigation device according to 6. 8. A navigation device comprising: self-position data acquisition means for acquiring self-position data indicating a current position of the self; and display means for displaying a map based on the self-position data, in a navigation device. An input unit for inputting image data forming an image and position data indicating a point where the subject is photographed from another device, and the image data and the position data input via the input unit. Storage means for storing them in association with each other and, when moving, when approaching a point indicated by the position data stored in the storage means, read out image data corresponding to the position data from the storage means and And a control unit for displaying an image based on the display on the display unit. 9. A navigation device comprising: self-position data acquisition means for acquiring self-position data indicating a current position of the self; and display means for displaying a map based on the self-position data, in a navigation device. An input unit for inputting image data forming an image and position data indicating a point where the subject is photographed from another device, and the image data and the position data input via the input unit. A storage unit that stores the image data corresponding to the position data at a position corresponding to a point indicated by the position data stored in the storage unit on the map displayed on the display unit. While displaying information indicating that the image data exists in the storage unit, the image data is read from the storage unit in response to a request, and read out. And a control unit for displaying an image based on the image data on the display unit. 10. The input means includes an image pickup means for obtaining an image of a photographed subject as image data, and a self-position data obtaining means for obtaining self-position data indicating a current position of the subject, while obtaining at the time of photographing. 10. An image pickup device capable of outputting the image data and the self-position data in association with each other is connected.
A navigation device as described.