JPH1184506A - Image pickup device capable of recording photographing time and picture display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain an image pickup device capable of recording correct photographing time and a display device capable of displaying the correct photographing time even when seasonal time is applied by correcting time to the seasonal time based on position, time and date information and application information on the seasonal time in the case of judging that the seasonal time is applied. SOLUTION: A time correction part 50 corrects time information out of the GPS information (b) received from a processing part 12 to local time at the time of photographing including correction to daylight saving time, that is, in the case of a country where the daylight saving time is applied and a term when the daylight saving time is applied based on the position and the date information out of the GPS information and daylight saving time information from a daylight saving time information storage part 40. Then, the time information is transmitted to a photographing information recording part 30 as the corrected GPS information (b') together with other GPS information. The GPS information (b') including the time information corrected to the local time at the time of photographing is displayed on a display part 31 and recorded on a recording medium 23 by a photographing information recording means 32 at the time of releasing a shutter when an image is picked up by an image pickup part 20.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a GPS unit for receiving a signal from a satellite to determine a position, a time, and a date. More particularly, the present invention relates to a device for recording or displaying a time corrected in an area where seasonal time such as daylight saving time is implemented. Further, the present invention relates to a GPS device for correcting a season time.

[0002]

2. Description of the Related Art A GPS unit for receiving a signal from a satellite to obtain a position, a time, and a date, and a recording device for recording position, time, and date information from the GPS unit upon recording on a recording medium are provided. There is known an imaging apparatus which records a time at a shooting position, which is corrected based on information of a position obtained by the GPS unit, that is, longitude information of the shooting position, on a recording medium.
There is also known a display device that displays a photographing time recorded on the recording medium together with a photographed image.

Further, a GP which calculates a position, a time, and a date in response to a signal from a satellite, and corrects the time to a local time based on information of the obtained position, that is, longitude information of a photographing position.
S devices are known.

[0004]

However, the conventional apparatus has a problem that the correct photographing time is not recorded if a seasonal time such as daylight saving time is in effect at the time of photographing. Therefore, there is a problem that the photographing time displayed together with the image is not the correct photographing time.

Accordingly, an object of the present invention is to provide an image pickup apparatus in which a correct photographing time is recorded even when a seasonal time is in effect, and a display device in which the correct photographing time is displayed. It is still another object of the present invention to provide a GPS device that can obtain a correct time even when the seasonal time is in effect.

[0006]

The above object is achieved as described below. That is, first, an imaging unit for recording an image, a GPS unit (10) for receiving a signal from a satellite to obtain a position, a time, and a date, and the time based on the position and the time from the GPS unit. Time correction unit (50) that corrects
And a recording device (32) for recording a position and a date from the GPS unit and a time from the time correction unit on a recording medium at the time of capturing an image. Seasonal time information storage unit (40), and seasonal time implementation determining means for determining whether or not the seasonal time is in effect at the time of capturing an image, based on the implementation information of the seasonal time and the position and date from the GPS unit. When it is determined that the seasonal time is being implemented, the time correction unit is operable to determine the position, time, and date information from the GPS unit and the seasonal time implementation information from the seasonal time information storage unit. Based on the above, the imaging time is corrected to the season time.

In the above apparatus, the time correction unit compares the position from the GPS unit, that is, the longitude and the date, with the implementation information of the season time from the season time information storage unit, and executes the season time at the shooting point on the shooting day. It is determined whether or not the time has been set, and the time is corrected according to the determination. Second, an imaging unit for recording an image, a GPS unit for receiving a signal from a satellite to obtain a position, time, and date, and a time correction for correcting the time based on the position and time from the GPS unit Unit and a recording device that records the position and date from the GPS unit and the time from the GPS unit or the time correction unit on a recording medium when capturing an image. A stored seasonal time information storage unit, and a seasonal time implementation determining unit that determines whether or not the seasonal time is being implemented at the time of capturing an image based on the implementation information of the seasonal time and the position and date from the GPS unit. In addition, when it is determined that the seasonal time is being implemented, the imaging device records the code indicating the implementation of the seasonal time together with the time.

[0008] In the above apparatus, the seasonal time execution judging means may include a G
The position, that is, the longitude information and the date from the PS unit, are compared with the implementation information of the season time from the season time information storage unit, and it is determined whether or not the season time is implemented at the shooting location on the shooting day. The code indicating the implementation of the season time is recorded on the recording medium according to the following. Third, an imaging unit that records an image,
G that receives the signal from the satellite and finds the position, time and date
Based on information from a recording medium recorded by an imaging device including a PS unit and a recording device that records the position, time, and date on the recording medium based on the respective information from the GPS unit when capturing an image, In an image display device including a display control unit that displays a photographed image and a photographing time, a seasonal time information storage unit that stores seasonal time execution information, and a position, time, date, and the seasonal time of the position from the recording medium. A seasonal time implementation determining means for determining whether or not a seasonal time is implemented at the time of capturing an image based on the implementation information; and a time for correcting the time to the seasonal time when it is determined that the seasonal time is implemented. An image display device further comprising a correction unit, wherein the display control unit displays the time corrected by the time correction unit.

In the above apparatus, the time correction unit compares the position from the GPS unit, that is, the longitude and the date, with the execution information of the season time from the season time information storage unit, and executes the season time on the shooting point at the shooting point. It is determined whether or not the time has been set, and the time is corrected according to the determination. Fourth, an imaging unit for recording an image, a GPS unit for receiving a signal from a satellite to obtain a position, time, and date, and a position, time, and date based on the information from the GPS unit when an image is captured. An image display device provided with a display control unit for displaying a photographed image and a photographing time based on information from the recording medium recorded by an image pickup device having the recording device for recording the image on the recording medium; A time correction detecting means for detecting the presence or absence of a sign indicating whether or not the time included in the information read from has been corrected to the seasonal time; a seasonal time information storage unit storing seasonal time implementation information; A time correction unit that corrects the time to a seasonal time based on the position, time, date and the implementation information of the seasonal time from a recording medium, wherein the display control unit is configured to control the seasonal time by the time correction unit. And an image display device for displaying the imaging time for displaying the modified time.

The above apparatus can display the correct photographing time together with the image even if the image is photographed by a conventional image pickup apparatus which does not correct the seasonal time. Fifth, a G having a GPS unit that receives a signal from a satellite and obtains the position, time, and date
In the PS device, a seasonal time information storage unit that stores seasonal time implementation information, and a time correction unit that corrects the time information based on the position, time, date, and the seasonal time implementation information from the GPS unit. And further provided.

[0011] In any of the above devices, the time correction unit is a GP
The position from the S section, that is, the longitude and the date, is compared with the implementation information of the season time from the season time information storage section, and it is determined whether or not the season time is implemented at the shooting location on the shooting day. Correct the time. Sixth, in each of the devices, the seasonal time information storage unit includes an input unit (41) for inputting seasonal time implementation information, and stores a position determined by the GPS unit in response to an input from the input unit. The implementation information of the seasonal time is stored for a predetermined area including the information.

Thus, even in a seasonal time implementation area that is not stored in advance in the seasonal time information storage unit, the seasonal time implementation information can be easily added.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Examples of the embodiments of the present invention will be described in detail below, but the scope of the rights of the present invention is not limited thereto. FIG. 1 is a block diagram illustrating a configuration of a camera that records a shooting position as an example of an embodiment of the present invention. The camera 1 that records the shooting position includes a GPS unit 1
0, an imaging unit 20, a photographing information recording unit 30, a daylight saving time information storage unit 40, and a time correction unit 50.

The GPS section 10 includes a receiving section 11 including an antenna for receiving a signal from a satellite, and a processing section 12 for receiving and processing a signal from the receiving section 11, and the processing section 12 performs position detection for detecting a position. It has a unit 13, a time detecting unit 14 for detecting time, and a date detecting unit 15 for detecting date. (Hereinafter, position, time, and date information may be referred to as GPS information.) The processing unit 12 detects GPS information at predetermined time intervals and stores the latest GPS information. Then, the latest GPS information b stored in the processing unit 12 at the time of imaging by the imaging unit 20 is transmitted to the imaging information recording unit 30 via the time correction unit 50.

The image pickup section 20 is composed of a photographing lens, an aperture, a shutter and the like in the same manner as a normal camera, and records an image a taken on a recording medium 23 such as a film loaded in the image pickup section 20, for example. Means 21 are provided. The imaging unit 20 may be a digital camera or the like that electronically records the captured image. In this case, the recording medium 23 is a storage unit such as an IC card, and the image recording unit 22 that records the image on the IC card is further provided. Have.

The photographing information recording unit 30 receives the position, time, and date GP received from the processing unit 12 via the time correction unit 50.
A display means 31 for displaying S information; and the GPS information at the time of image capturing by the image capturing unit 20 and when the shutter is released as a photographing information as a photographing information on a part of the film,
A photographing information recording means 32 for magnetically recording on a C card. In the case of a digital camera, photographing information recording means 3
The IC card recorded by 2 may be the same IC card as the IC card that records the captured image, in which case,
The image recording means 22 also functions as the photographing information recording means 32.

In the daylight saving time information storage section 40 constituted by storage means such as a RAM and a ROM, a range of longitude and latitude corresponding to a country in which daylight saving time is to be implemented and an execution period of each country are recorded as daylight saving time information. I have. The time correction unit 50 constituted by the CPU converts the time information in the GPS information b received from the processing unit 12 into position and date information in the GPS information and the daylight saving time information from the daylight saving time storage unit 40. Based on the local time at the time of shooting, that is, the country in which daylight saving time is in effect, if the time period is applicable, correction including correction to daylight saving time is made, and the shooting information recording unit is used as corrected GPS information b 'together with other GPS information. To send to. The GPS information b 'including the information of the time corrected to the local time at the time of shooting is displayed on the display means 31 as described above, and the shooting information recording means at the time of shooting by the imaging unit 20 and when the shutter is released. 32 is recorded on the recording medium 23.

The daylight saving time information storage section 40 of the apparatus according to the present embodiment further includes input means 41 such as a push button switch. When the push button switch is pressed, the position and date are sent from the processing unit 12 to the daylight saving time information storage unit 40. The daylight saving time information storage unit 40 additionally stores daylight saving time information indicating that daylight saving time is to be performed in a month including the date in a predetermined area including the position of the received information. The predetermined area is within a predetermined radius centered on the position of the information, or the range of longitude and latitude corresponding to each country in the world stored in advance is compared with the position of the information, and the position of the information is It can be the range corresponding to the country to which it belongs.
For the daylight saving time implementation period, the month may be entered using the numeric input keys, or a displayed symbol indicating January to December may be selected and designated.

The imaging unit 20 includes a clock unit 24,
In the case of a camera or the like having a function of recording the time measured by the clock means 24 at the time of photographing on a recording medium, for example, superimposing the image on a film, the time measured by the clock means 24 is read from the time correction unit 50. May be performed. In any of the above cases, similarly to the case where the time detected by the GPS unit 10 or the time corrected to the local time in the conventional device is selected and recorded, the daylight saving time corrected time and the time before the daylight saving time correction (GPS
The time detected by the unit 10 or the time corrected to local time not including the daylight saving time correction) may be selectively recorded. In this case, it is preferable to attach a sign indicating that the time after the daylight saving time correction is the time after the daylight saving time correction.

Further, as a modification of the imaging apparatus of the above embodiment, instead of correcting the time information from the time detecting unit 14 to local time including daylight saving time correction, the time correction unit 50
The time detected by the time detection unit 14 or the time corrected to the local time not including the daylight saving time correction and, if the daylight saving time is in effect, a sign indicating that the daylight saving time is being performed is stored in the shooting information recording unit 32. To the photographing information recording unit 3
2 may record these on the recording medium 23 as a part of the photographing information.

By detecting the presence or absence of the above code,
It can be clearly identified whether or not the time is after the daylight saving time correction.
How to use the codes will be described later. The imaging unit in the example of the present embodiment is not limited to a camera that captures a still image, and may be a video camera or the like that captures a moving image. The device of the present invention as an example of another embodiment of the present invention records an image taken by an imaging device including a conventional camera or the like, which records a shooting position, time, date, but does not perform daylight saving time correction. However, this is a display device that displays a shooting time that has been correctly corrected including daylight saving time correction. The device of the present invention is particularly suitable for a display device that displays an image captured by a digital camera or the like that electronically records the image.

FIG. 2 is a block diagram showing a configuration of a display device as an example of this embodiment, which displays a photographed image by a digital camera together with a photographing time. The same components as those of the apparatus in FIG. 1 are denoted by the same reference numerals, and description thereof will be simplified or omitted. The display device 100 that displays the photographing time is a recording medium 23 that electronically records an image photographed by a digital camera and photographing information (a photographing position, a time, and a date).
A reading unit 110 that reads image data a and photographing information b from an IC card as a display unit, a display control unit 130 that displays an image based on the image data a on the display unit 120,
It has a daylight saving time information storage unit 40 and a time correction unit 50.

The time correction unit 50 corrects the time in the same manner as described above based on the photographing information b including the position, time, date and the like from the reading unit 110 and the daylight saving time information from the daylight saving time information storage unit 40. The imaging information b ′ including the corrected local time is transmitted to the display control unit 130. The display control unit 130 displays the corrected shooting information b 'together with the image.

The time correction unit 50 detects a code included in the photographing information b indicating that the daylight saving time has been corrected, identifies that the daylight saving time has been corrected based on the code, and uses the read photographing information as it is as a display control unit. 130. In addition, as for the shooting information of the shot image by the imaging device of the above-described modified embodiment, the time correction unit 50 determines that the shooting information read from the recording medium 23 by the reading unit 110 and that the daylight saving time is in effect. Based on the presence or absence of the sign, the time recorded as a part of the photographing information is corrected to local time including daylight saving time correction as necessary, and transmitted to the display control unit 130.

As described above, the local time after the correction of the daylight saving time can be displayed even in the image captured by the conventional camera which does not perform the correction of the daylight saving time. Then, by detecting a code indicating that the daylight saving time has been corrected, no overlapping time correction is performed on the time when the daylight saving time has been corrected, and the correction process is further omitted, thereby shortening the processing time. The display unit 120 can be a CRT. Display control unit 13
0 displays an image based on the image data a from the reading unit 110 in the image display area of the CRT, and capture information b ′ including the corrected time information from the time correction unit 50.
Is displayed at a predetermined position in the image display area or at a predetermined position outside the image display area.

The display unit 120 may be an image printer. In that case, the display control unit 130 reads the reading unit 1
10. The image based on the image data a from 10 is printed, and the photographing information b ′ including the corrected time information from the time correction unit 50 is superimposed on a predetermined position of the printed image, or Prints in the surrounding predetermined position. Since the configurations of the CRT, the image printer, and the display control unit used here are known, the description will be omitted.

Further, when the recording medium 23 is a film and the photographing information is recorded outside the area where the image of the film is recorded, the display device 100 projects the image recorded on the film onto photographic paper and prints it. It can be a printer. Since the configuration of such a printer is known, a detailed description thereof will be omitted. However, the recording medium 23 includes a film, the reading unit 110 includes a light source and a condenser lens,
The image display unit 120 corresponds to a projection lens, and the display control unit corresponds to a focusing mechanism and an electric device.

The reading means 110 is a reading means for reading the photographing information recorded outside the image recording area of the film as an electronic signal and inputting it to the time correction unit 50. Not shown, such as a character printer, which receives the photographing information b 'including the corrected time and prints it at a predetermined position on an image printed by the projection lens or at a predetermined position around the image. The apparatus further includes photographing information recording means. The daylight saving time information storage unit 40 and the time correction unit 50 are the same as those described above.

The display unit 110 can be a slide projector. Since the configuration of the slide projector is known, detailed description is omitted. However, the recording medium 23 includes a film, the reading unit 110 includes a light source and a condensing lens, the image display unit 120 includes a projection lens, The display control unit corresponds to a focusing mechanism and an electric device, respectively.

Then, in the field of view of the projection lens in the same plane as the film, a photographing information b 'including the time corrected to the local time including the daylight saving time correction from the time correction unit 50 is displayed. The display device further includes display means. Thus, the photographing information b 'displayed on the transmissive character display means is projected and displayed together with the image recorded on the film.

Next, FIG. 3 shows a block diagram of the configuration.
A GPS device that determines the time at which daylight saving time has been corrected will be described. The GPS device 200 that performs daylight saving time correction includes a GPS unit 10, a daylight saving time information storage unit 40, and a time correction unit 50 similar to those described with reference to the device in FIG. Display section 26 for displaying the information of
0. Each of the units constituting the GPS device 200 operates in the same manner as described above, and displays the local time at which the correction including the daylight saving time correction has been performed.

Although the above description has been made with respect to daylight saving time in which the time is advanced with respect to the standard time, the time is shifted from the standard time by a predetermined time only for a predetermined period.
It goes without saying that it can be applied to various seasonal times.

[0033]

According to the image pickup apparatus of the present invention, the correct photographing time is recorded even when the seasonal time is in effect. Further, according to the display device of the present invention, in an area where the seasonal time is implemented, the correct shooting time is displayed even if the image is captured by the imaging device that records the shooting time without correcting the seasonal time. You.

Further, according to the GPS device of the present invention, a correct time can be obtained even if the seasonal time is in effect. Any of the above apparatuses can easily additionally store seasonal time implementation information even when seasonal time implementation information is not stored in the seasonal time information storage unit in advance.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of an imaging apparatus as an example of an embodiment of the present invention.

FIG. 2 is a block diagram showing a configuration of a display device as another example of the embodiment of the present invention.

FIG. 3 is a block diagram illustrating a configuration of a GPS device as an example of another embodiment of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Imaging device which records imaging time 10 ... GPS part 11 ... Receiving part 12 ... Processing part 13 ... Position detecting part 14 ... Time detecting part 15 ... Date detecting part 20 ... Imaging part 24 ... ... Clock means 30... Shooting information recording section 40... Daylight saving time information storage section 41... Input means 50... Time correction section 100... Image display device 110 for displaying shooting time 110. Display control unit 200 GPS device 260 Display unit a Image data b Image information b 'Image information including the time corrected including daylight saving time correction

Claims (6)

[Claims] 1. An imaging unit for recording an image, a GPS unit for receiving a signal from a satellite to obtain a position, a time, and a date, and correcting the time information based on the position and the time from the GPS unit. A time correction unit that performs
A recording device that records the position and date from the unit and the time and the time from the time correction unit on a recording medium, wherein a seasonal time information storage unit that stores seasonal time implementation information;
A season time implementation determining means for determining whether or not the season time is implemented at the time of capturing an image based on the implementation information of the season time and the position and date from the GPS unit; The time correction unit corrects the time from the GPS unit to the seasonal time when determining that the photographing time has been reached. 2. An image pickup unit for recording an image, a GPS unit for receiving a signal from a satellite to obtain a position, a time, and a date, and correcting the time information based on the position and the time from the GPS unit. A time correction unit that performs
A recording device that records a position and a date from a unit and a time from the GPS unit or the time correction unit on a recording medium, wherein a seasonal time information storage unit that stores seasonal time implementation information;
A season time implementation determining means for determining whether or not the season time is implemented at the time of capturing an image based on the implementation information of the season time and the position and date from the GPS unit; The time correction unit records a sign indicating the implementation of the seasonal time together with the time when the time is determined to be in the imaging time. 3. An image pickup unit for recording an image, a GPS unit for receiving a signal from a satellite to obtain a position, a time, and a date, and a position, a time, and a position based on the information from the GPS unit when an image is captured. An image display device having a display control unit for displaying a photographed image and a photographing time based on information from a recording medium recorded by an image pickup device having a recording device for recording a date on the recording medium; A seasonal time information storage unit storing the execution information of
Seasonal time implementation determining means for determining whether or not the seasonal time is implemented at the time of capturing an image based on the position, time, date and the implementation information of the seasonal time from the recording medium, further comprising: The image display device displaying the photographing time, wherein the time correction unit corrects the time to a seasonal time when it is determined that the time is implemented. 4. An imaging unit for recording an image, a GPS unit for receiving a signal from a satellite to determine a position, a time, and a date; and a position, a time, and a position based on the information from the GPS unit when an image is captured. An image display device that includes a display control unit that displays a captured image and a shooting time based on information from a recording medium recorded by an imaging device that includes a recording device that records a date on the recording medium; Time correction detecting means for detecting the presence or absence of a sign indicating whether the time included in the information read from the medium has been corrected to the seasonal time, a seasonal time information storage unit storing seasonal time implementation information, A time correction unit that corrects the time to a seasonal time based on the position, the time, the date, and the implementation information of the seasonal time from the recording medium; The image display apparatus for displaying a photographing time and displaying the time that has been modified in time. 5. A GPS device having a GPS unit that obtains a position, a time, and a date by receiving a signal from a satellite, comprising: a seasonal time information storage unit that stores seasonal time implementation information;
A GPS device, further comprising: a time correction unit that corrects the time information based on the position, time, and date from the GPS unit and the seasonal time implementation information. 6. The seasonal time information storage unit includes input means for inputting seasonal time implementation information, and stores seasonal time information for a predetermined area including a position determined by the GPS unit in response to an input from the inputting means. The apparatus according to claim 1, wherein information on the execution of the information is stored.