JPH10308917A - Recording/reproducing device with position information recording function - Google Patents

Abstract

PROBLEM TO BE SOLVED: To recognize a precise position at the time of recording and image pickup at the time of reproduction, by storing current position information detected by a position detection means in a storage medium by associating it with picture data by a picture/position connection means. SOLUTION: A position detection means 5 determines a coordinate on a map by calculating it from information on plural satellites, reads pertinent map data from DVD 1 and displays it on a display means 6 through a picture/ sound processing circuit 4. An MPU 9 calculates a present position coordinate based on coordinate data and displays it on a screen by a cross pointer. Thus, an operator can recognize a peripheral map associated with the present position on the display screen. At the time of recording, picture data from an image pickup means 2 is displayed on the display means 6. The MPU 9 recognizes an image pickup position at the time of starting recording by coordinate data from the position detection means 5 and stores it in the prescribed area of a DVO disk by associating it with the head address of picture recording data.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a recording / reproducing apparatus which detects a current position to simultaneously record position information at the time of recording together with recording, thereby enabling confirmation of the recorded position at the time of reproduction.

[0002]

2. Description of the Related Art Conventional recording / reproducing apparatuses include a video camera for recording moving images and sounds, and a digital camera for recording still images and sounds.

Some of these video cameras and digital cameras can record the date and time of recording or photographing at the same time, and know when recording or photographing was performed during reproduction.

[0004]

However, even if it is desired to confirm where the recording or photographing was performed at the time of reproduction, it could not be confirmed with the current state.

It is an object of the present invention to provide a recording / reproducing apparatus with a position information recording function capable of recording a place where recording or photographing is performed and confirming the place at the time of reproduction.

[0006]

In order to achieve the above object, a recording and reproducing apparatus with a position information recording function according to the present invention comprises:
An image pickup means for digitizing and capturing at least an image image, a position detection means for detecting a current position, and an image / coupling link between the image data from the image pickup means and the position data from the position detection means. Position linking means, recording / reproducing means for writing or reading the linked image image data and position data to / from a storage medium capable of storing the data as digital data, and an image in the recording medium Display means for displaying the image and the position information in association with each other. According to this feature,
Since the image data and the like and the data of the position information are always linked and stored in the storage medium, it is possible to confirm the exact position at the time of recording and imaging at the time of reproduction.

In the recording / reproducing apparatus with a position information recording function of the present invention, map information is stored in a predetermined storage medium, and the position data linked to each image data and the like stored in the storage medium. And the map data corresponding to the position data is read out from the storage medium and displayed on the display means, and the position on the map corresponding to the position data is point-displayed. It is preferable that the image data corresponding to the position data is read out from the storage medium and displayed on the display means by accessing the point. In this way, the position at the time of imaging can be confirmed on the map, and by accessing the point at the location where the recording and imaging were performed, the imaging data at that point can be accurately and easily obtained. You can play and check.

In the recording / playback apparatus with a position information recording function according to the present invention, map information is stored in a predetermined storage medium, and at the time of image playback, image data being played back based on input from an operator is stored. It is preferable that map data corresponding to the linked position data is read out from the storage medium and displayed on the display means, and a position on a map corresponding to the position data is displayed as a point. In this way, even at the time of image reproduction, the position where the image was captured can be instantaneously confirmed on the map.

In the recording / reproducing apparatus with a position information recording function according to the present invention, the recording medium for storing the digital data and the recording / reproducing means change the light reflectance of a minute area of the recording medium by changing the digital data. It is preferable to record the data. In this way, a large amount of digital data can be stored in a small storage medium, and image and audio data can be stored together with more map data.

In the recording / playback apparatus with a position information recording function according to the present invention, the position information detecting means receives radio waves from a plurality of satellites and a ground station, and based on time information and position information modulated on the radio waves. To detect the current position. With this configuration, position detection can be performed with high accuracy on a global scale, and the size of the position information detecting means can be reduced.

[0011] In the recording / reproducing apparatus with a position information recording function of the present invention, it is preferable that the input means is a transparent touch panel arranged on a surface of the display means. This eliminates the need to provide an independent key switch in the input means, and can reduce the size of the device, and allows input to be performed interactively with the display screen, so that input operation can be easily performed. Become like

In the recording / reproducing apparatus with a position information recording function according to the present invention, the antennas of the display means and the position information detecting means are arranged on opposite surfaces of the front and back of the main body, and the antenna can be separated from the main body. Is preferred.

With this configuration, even when the entire apparatus is downsized, it is possible to increase the area of the antenna for receiving radio waves, and thus to receive radio waves with a high gain. Since the antenna can be separated from the main unit, regardless of the position of the main unit at the time of use, the antenna can be appropriately arranged horizontally and facing the sky, enabling efficient reception of radio waves Becomes

[0014]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a block diagram showing an embodiment of the present invention. FIG. 2 is an external perspective view of the embodiment of the present invention.
FIG. 3 is a perspective view showing a state where a lid or the like is opened in order to store a recording medium inside the main body, and FIG. 4 is a GP provided outside.
FIG. 5A is a perspective view showing a state in which the S antenna is opened from the main body, and FIGS. 5A, 5B, 6 and 7 show an example of a display screen displayed on the display unit according to the embodiment of the present invention. It is shown.

In the configuration of the present invention, various components are configured as shown in FIG.

First, an optical disk is used as a storage medium used in the present embodiment. Among these various types of optical disks, a DVD (digital video disk) medium is used.

The storage medium of this DVD (hereinafter referred to as a DVD disk) has a larger storage capacity than a general readable / writable compact disk represented by PD or a magneto-optical disk, and has a higher read / write speed. It is early and preferable as the storage medium of the present invention.

As shown in FIG. 3, the DVD disk is used by being loaded into a disk drive device 11 inside the main body.

As described above, in the present embodiment, a DVD disk is used as a recording medium, and accordingly, the recording / reproducing means 1 of the present invention also has a configuration corresponding to a DVD disk. As shown in FIG. 1, a disk drive 1 for driving the DVD disk
1 and a laser head device 12 for writing and reading information to and from a DVD disk using laser light, and a drive control circuit for controlling the operations of the disk drive device 11 and the laser head device 12. 13 and converts the intensity signal of the reflected laser light read by the laser head device 12 into an electric signal, or reads the electric signal (referred to as a recording signal) in a special format. Therefore, it is composed of a modulation / demodulation circuit 14 for converting this into a normal digital signal, or conversely, from a normal digital signal into a recording signal of a special format.

The image pickup means 2 used in the present embodiment includes a lens and a lens driving device (not shown). The image pickup means 2 automatically focuses on a subject. A CCD area image sensor 22 for converting an image formed into an electric signal;
The operation of the CD area image sensor 22 is controlled, and
It comprises a CCD area image sensor control circuit 23 which converts an electric signal from the D area image sensor 22 into a digital signal and outputs the digital signal.

These CCD area image sensors 22
Is preferable as the image pickup apparatus of the present invention because it can take out high-resolution image video as digital data and is small in size.

Voice input means 3 used in this embodiment
Uses a general high-sensitivity stereo microphone to convert voice, music, etc. into electric signals, which are sent to an AD / DA converter 10.

The electric signal converted by the high sensitivity stereo microphone is converted into an analog (digital) signal by an AD / DA converter 10 to be a digital signal PCM.
It is converted to data.

The image / audio processing circuit 4 used in the present embodiment decompresses the digital data read from the DVD disk by the recording / reproducing means 1 since the data is compressed. The image data which can be processed and displayed on the display means 6 and the audio data which can be converted into audio or the like by the AD / DA converter 10 and, conversely, the audio input means An image / audio processor 41 for compressing audio data and video data from the camera unit 3 and the imaging means 2 and converting the data into data for recording;
Display image data for temporarily storing the data for performing the data compression and decompression, and displaying the data from the recording / reproducing means 1 and the imaging means 2 on the display means 6.
It is composed of a field memory 42 for temporarily storing data as data.

Position detecting means 5 used in this embodiment
Uses a GPS system that receives radio waves from a plurality of satellites and detects the current position based on time information and position information modulated on the radio waves. The GPS system is configured to receive radio waves from satellites. The antenna 51 despreads and demodulates the received radio wave with a predetermined code sequence, and decodes the time data and satellite position data modulated on the received radio wave.
It comprises a GPS sensor 52 for taking out data and the like, and a positioning operation circuit 53 for calculating a current position from various data from the GPS sensor 52. The positioning operation circuit 53 is used to determine the current time. An RTC (real-time clock), a ROM storing a conversion table for converting the calculated positioning coordinates (latitude, longitude, altitude) into coordinates on an actual map are included.

The position detecting means 5 using these GPSs
Since the radio wave used is a high frequency, the antenna to be received can be a small antenna, and sufficient positioning accuracy for use can be obtained on a worldwide scale, which is preferable, and the position accuracy is further improved. For this purpose, a DGPS method for receiving position correction data from a ground station instead of receiving only satellite radio waves may be used.

In this embodiment, the GPS antenna 51 is a loop antenna arranged on the outer periphery of the main body as shown in FIG. 2. However, the present invention is not limited to the loop antenna, and may be a rod-shaped antenna. Since the antenna is fixed, the gain for receiving radio waves greatly changes depending on the arrangement of the main body. Therefore, as shown in FIG. 4, an external planar antenna which can be separated from the main body by opening and closing may be used. By doing so, it is possible to increase the area of the antenna even if the body is reduced in size,
Furthermore, it is preferable because it can be used as a support stand when the main body is placed on a flat surface.

The display means 6 used in the present embodiment includes:
It comprises a color TFT liquid crystal panel 61 and a liquid crystal drive circuit 62 for driving the same. A backlight is provided on the back of the color TFT liquid crystal panel 61, not shown in FIG.

Audio output means 7 used in this embodiment
Uses a general speaker having a wide reproduction band, and is driven by an amplifier incorporated in the AD / DA converter 10 to output sound.

In this embodiment, only the built-in speaker as the audio output means 7 is shown, but the provision of the output means for the external speaker is recorded on the DVD recording medium to be used. This is preferable because the sound quality is very high.

The input means 8 used in the present embodiment includes a main switch 81 which is a power switch, and an image pickup O for causing the image pickup means 2 to execute or stop recording an image.
An N / OFF switch 82; a transparent touch panel 83 capable of selecting and inputting various menus displayed on the display means 6 and inputting coordinates on a map displayed on the display means 6; Control the behavior,
Coordinate data on the display screen input to the control means 9 described later
And a touch panel control circuit 84 for outputting data.

The input means using the transparent touch panel 83 does not require providing a plurality of unique key switches, and allows the operator to perform input while viewing the displayed menu, map, and the like. This is preferable because the input operation by the operator can be simplified.

The control means 9 used in this embodiment is M
A PU (microprocessing unit) 9; an internal ROM 91 for storing programs for executing various controls performed by the MPU 9;
An internal RAM 92 for temporarily storing data for various operations performed by the MPU 9 for control and transmission and reception of data is mounted.

The DVD disk used in the present embodiment (in this embodiment, a DVD of 2.6 gigabytes on one side)
A map of the area where the shooting is to be performed is stored in advance in a portion of the DVD disc, and is processed so that it cannot be rewritten. It is.

The operation of the recording / reproducing apparatus with a position information recording function of the present embodiment will be described below with reference to the drawings.

First, the operator activates the power supply of the recording / reproducing apparatus with the position information recording function of this embodiment by sliding the main switch 81.

When the power is turned on, the MPU 9 stores in the internal ROM
The control program is read from 91 and execution is started.

First, the MPU 9 issues a request to output the coordinate data of the current position to the positioning operation circuit 53 of the position detecting means 5 in order to confirm the current position.

The positioning calculation circuit 53 calculates a pseudo distance to the satellite from the received time information of the plurality of satellites and the orbit information of the satellite based on the request of the MPU 9, and obtains the pseudo distance from the plurality of satellites. The coordinates (latitude, longitude, altitude) on the map corresponding to the position coordinates are read from the table and output to the MPU 9.

In order to read map data corresponding to the coordinate data of the current position from the DVD disk, the MPU 9 records the address of the DVD disk storing the corresponding map data in the recording / reproducing means 1. Drive control circuit 13
And instructs reading.

The drive control circuit 13 moves the position of the laser head 12 to a position corresponding to the address, issues a data read instruction to the modulation / demodulation circuit 14, and starts reading data. The read map data is output to the image / sound processor 41.

The image / sound processor 41 is an MP
The map data read out according to the instruction of U9 is decompressed, converted into display data that can be displayed on the display means 6, and the display data is output to the liquid crystal drive circuit 62.

The liquid crystal drive circuit 62 performs color TFT based on the display data transmitted according to the instruction of the MPU 9.
The liquid crystal panel is controlled to display the map data read from the DVD disk.

The MPU 9 displays the current position based on the coordinate data from the position detecting means on the displayed map, as shown in FIG.
The position coordinates for displaying the cross pointer on the screen to be displayed are calculated and output to the image / audio processing processor-41 for display by the cross pointer as shown in FIG.

As a result, the operator can check the map of the surroundings related to the current position on the display screen.

Next, the operator inputs an imaging ON / OFF switch when the user wants to perform recording.

In response to this input, the MPU 9 operates the image pickup means 2 to convert the display into a display image from the image pickup means 2, and displays the image pickup data from the CCD area image sensor control circuit 23 on the display screen data. To the image / sound processor 41.

The image pickup means 2 focuses on the subject together with the operation by the automatic focus control device 21, and transfers the image data from the CCD area image sensor control circuit 23 to the image / image data.
Output to the audio processing processor-41.

The image / sound processor 41 converts the image data from the imaging means 2 into display data and outputs it to the liquid crystal drive circuit 62.

As a result, the image data from the imaging means 2 can be displayed on the display means 6 in the same manner as the display of the map, and FIG. 7 shows an example of a screen display at that time.

After the display is changed to the image from the imaging means 2, the operator captures the desired subject and turns the imaging ON / OFF again.
The switch 82 is input.

With this input, the MPU 9 sends the digital image data from the image pickup means 2 and the audio signal from the audio input means 3 to the image / audio processor 41 in AD / DA.
The converter instructs to start the compression processing of the audio input data converted into the digital data, and outputs the compressed data to the modulation / demodulation circuit 14.

The MPU 9 instructs the drive control circuit 13 to write the compressed image data and audio data to a vacant address of a writable DVD disk,
The drive control circuit 13 moves the laser head to a position corresponding to the address, and outputs data from the modulation / demodulation circuit 14.
Data on a DVD disk.

Further, the MPU 9 makes the position detecting means 5 output coordinate data in the same manner as described above to confirm the imaging position at the time when the recording is started, and confirms the coordinate data.
The data is stored in a predetermined specific area of the DVD disk in association with the head address of the recorded image data recorded on the DVD disk.

Next, when the operator wants to end the recording, the MPU 9 instructs the drive control circuit 13 to stop the recording to the DVD disk by inputting the imaging ON / OFF switch 82 again.

As described above, in the present embodiment, the position data at the time of imaging from the position detecting means 5 and the head address of the DVD disk on which the image data is recorded are stored in the MPU 9. The image / position linking means is realized by storing the data associated with the data at a predetermined address position of the DVD disk.

When recording is to be performed again after the recording is completed, the operator can perform recording by repeating the above operation.

When the operator wants to display the map again after finishing the recording, he presses and inputs a map display and a displayed area at the lower right of the display screen as shown in FIG.

With this input, an electric signal based on the coordinates of the screen pressed by the operator's finger is input from the transparent touch panel 83 to the touch panel control circuit 84, and the touch panel control circuit 84 displays the input coordinates corresponding to the electric signal. MP
Output to U9.

The MPU 9 compares whether or not the coordinate data of the display screen output from the touch panel control circuit 84 matches the coordinate area of the area displayed with the map.
If they match, as in the initial map screen display, the current position is confirmed from the data from the position confirmation means 5, and the map data corresponding to the current position is instructed to be read again from the DVD disk. And the read map data
The data is displayed on the display means, and the position data of the image data recorded in the DVD disk is read out.
If a position corresponding to the position data linked to the image data exists on the displayed map screen, the position is displayed.

In this way, the position photographed as described above is displayed as shown in FIG.

As described above, when the operator performs recording at a plurality of places by the above-described operation and then reproduces the images recorded on these DVD disks, the operation shown in FIG.
As shown in (1), on a DVD disk, position coordinate data at which each recording data is photographed is recorded in association with a head address where each image data is recorded.
U9 reads the plurality of position coordinate data from the DVD disk and records the recording number (P1, P2, P) on the corresponding map.
7, P10).

When the operator wants to reproduce the image recorded at the position P1, for example, by pressing and inputting the position P1 on the display screen, the MPU 9 operates in the same manner as the input for changing the display on the map screen. It is determined whether or not the coordinate data from the touch panel control circuit 84 matches the coordinate at which P1 is displayed. If the coordinate data matches, the address of the DVD disk storing the image data of P1 is driven. Control circuit 1
3 to read out the image data, reproduce the image recorded on the display means via the image / audio processor 41, and convert the audio data into an AD / DA converter.
The signal is converted to an audio signal by an AD / DA converter 10, amplified, and output from a speaker 7 as audio output means.

In this manner, the operator can accurately confirm where the recorded image was taken at any time after the photographing, and perform reproduction while confirming the place. It can be implemented.

The example of the screen on which the image of P1 is reproduced is also the same as that shown in FIG. 7. In this reproduction, the map display on the lower right of the display screen and the displayed area are pressed and input. Then, similarly to the case where the map is displayed, the MPU 9 compares whether the coordinate data of the display screen output from the touch panel control circuit 84 matches the coordinate area of the area where the map is displayed. If they match, the map data corresponding to the imaging position data linked to the image data being reproduced is again converted to the DV format.
An instruction is given to read from the D disk, the read map data is displayed on the display means, and the position corresponding to the imaging position data is displayed on the displayed map screen as shown in FIG. To point.

In this way, the operator can immediately confirm the exact position where the currently reproduced image was captured on the map.

Further, in this embodiment, the image data and the position coordinate data are recorded in association with each other as described above. In addition, input data such as a comment at the time of recording or a telephone number of a person or a place where the image was captured is associated using the same method as the method of associating the image data with the position coordinate data. It is obvious that this is possible, and linking a plurality of data in this way is optional.

The plurality of data are linked to be recorded on a DVD disk as a recording medium, and the recorded input data is recorded.
As a method of displaying the data again, as shown in FIG.
As described in the operation of reproducing the recorded image, when the operator presses and inputs the position of P1 on the display screen, the MPU 9 displays the coordinate data P1 from the touch panel control circuit 84. It is determined whether the coordinates match, and if they match, a menu window as shown in FIG. 8 is displayed on the display screen, and the operator selects a menu in the menu window, and When an image is reproduced, a comment or the like is displayed, or a telephone number or the like is linked and stored, for example, a communication unit is added to the present embodiment, and the audio input unit 3 and the audio output unit 7 are added. It is optional to add a function such as sharing the telephone number automatically so as to automatically call the telephone number.

[0070]

The present invention has the following effects.

(A) According to the first aspect of the present invention, the image data and the like and the data of the position information are always stored in the storage medium in association with each other, so that accurate recording and imaging can be performed. The position can be confirmed during playback.

(B) According to the second aspect of the present invention, the position at the time of imaging can be confirmed on a map, and by accessing the point of the place where recording and photographing were performed, the point at that point can be checked. The imaging data can be reproduced and confirmed accurately and easily.

(C) According to the third aspect of the present invention, even at the time of reproducing an image, the position where the image was captured can be instantaneously confirmed on the map.

(D) According to the invention of claim 4, a very large amount of digital data can be stored in a small-sized storage medium, and image and audio data can be stored together with more map data.
Data can be stored.

(E) According to the invention of claim 5, position detection can be performed with high accuracy on a global scale, and the size of the position information detecting means can be reduced.

(F) According to the invention of claim 6, there is no need to provide an independent key switch in the input means, and it is possible to reduce the size of the device and to perform input in an interactive manner with the display screen. As a result, the input operation can be easily performed.

(G) According to the invention of claim 7, it is possible to increase the area of the antenna for receiving radio waves even when the entire device is downsized, so that radio waves can be received with a high gain. Will be able to
Because the antenna can be separated from the body,
Regardless of the position of the main body at the time of use, the antenna can be appropriately arranged horizontally and facing the sky with respect to the ground, and it is possible to receive radio waves efficiently.

[0078]

[Brief description of the drawings]

FIG. 1 is a block diagram of a recording and playback device with a position information recording function according to an embodiment of the present invention.

FIG. 2 is an external perspective view of a recording / reproducing apparatus with a position information recording function according to the embodiment of the present invention.

FIG. 3 is an external perspective view of the recording / reproducing apparatus with a position information recording function according to the embodiment of the present invention in a state where a lid for storing a recording medium is opened.

FIG. 4 is an external perspective view of a recording / reproducing apparatus with a position information recording function in which an external GPS antenna is used in an embodiment of the present invention and the antenna is opened.

FIG. 5A is an example of a display screen according to the embodiment of the present invention. (B) It is an example of a display screen in an embodiment of the present invention.

FIG. 6 is an example of a display screen displaying an imaging position on a map according to the embodiment of the present invention.

FIG. 7 is an example of a display screen at the time of imaging and at the time of reproduction according to the embodiment of the present invention.

FIG. 8 is an example of a display screen at the time of reproduction according to the present invention.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 recording / reproducing means 2 imaging means 3 audio input means 4 image / audio processing circuit 5 position detecting means 6 display means 7 audio output means 8 input means 9 control means (MPU) 10 AD / DA converter 11 disk drive device 12 Laser head device 13 Drive system control circuit 14 Modulation / demodulation circuit 21 Automatic focus control device 22 CCD area image sensor 23 CCD area image sensor control circuit 41 Image / audio processing processor 42 Field memory 51 GPS antenna 52 GPS sensor -53 Positioning calculation circuit 61 Color TFT liquid crystal panel 62 Liquid crystal drive circuit 81 Main switch 82 Imaging ON / OFF switch 83 Transparent touch panel 84 Touch panel control circuit 91 Internal ROM 92 Internal RAM

Claims (7)

[Claims] An image capturing means for digitizing and capturing at least an image image, a position detecting means for detecting a current position, image data from the image capturing means and position data from the position detecting means. Image / position linking means for linking the image data, recording / reproducing means for writing or reading the linked image image data and position data to / from a storage medium capable of storing digital data, A recording / reproducing apparatus having a position information recording function, comprising: display means for displaying an image image and position information in a recording medium in association with each other. 2. Map information is stored in a predetermined storage medium, position data associated with each image data and the like stored in the storage medium is read out, and the position data is read out. The corresponding map data is read out from the storage medium and displayed on the display means, and the position on the map corresponding to the position data is displayed as a point, and by accessing the point, the position data is displayed. 2. The recording / reproducing apparatus with a position information recording function according to claim 1, wherein image data corresponding to the information is read out from said storage medium and displayed on said display means. 3. Map information is stored in a predetermined storage medium, and at the time of image reproduction, a map corresponding to position data linked to image data being reproduced based on an operator's input. 3. The position information record according to claim 1, wherein data is read out from said storage medium and displayed on said display means, and a position on a map corresponding to said position data is displayed as a point. Recording and playback device with functions. 4. A recording medium for storing the digital data and a recording / reproducing means for recording the digital data by changing a light reflectance of a minute area of the recording medium. 4. The recording / reproducing device with a position information recording function according to any one of items 1 to 3. 5. The position information detecting means receives radio waves from a plurality of satellites and detects a current position based on time information and position information modulated on the radio waves. A recording and playback device with a position information recording function according to any one of the above. 6. The recording / reproducing apparatus with a position information recording function according to claim 1, wherein a transparent touch panel arranged on a surface of said display means is an input means. 7. The antenna according to claim 1, wherein said display means and said antenna for said position information detecting means are arranged on opposing surfaces on the front and back of said main body, and said antenna is detachable from said main body.
A recording and playback device with a position information recording function according to any one of the above.