JPH09274241A - Information recorder - Google Patents

Abstract

PROBLEM TO BE SOLVED: To realize recording matched with all the conditions such as photographing circumstances and subject circumstances by providing a data generating means, a selecting operation means performing operation for optionally selecting a part of the data generating means, and a recording means recording a part of data or data group selected. SOLUTION: This processor is provided with the data generating means 24, the selecting operation means 7 optionally selecting a part of the means 24, and the recording means 11. The data is divided into three groups, and the group 1 is an exposure condition data group including shutter time, etc. The group 2 is a made data group including a photometric mode, etc. The group 3 is time measuring data including year, month and day, etc. Imprinting is executed by individually selecting the three groups. By operating the button 7, eight ways of the lit states of three dots, that is, the modes from a mode in which imprinting is not performed to a mode in which all the groups are imprinted are optionally combined and selected.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an information recording apparatus most suitable for data back of an image pickup apparatus (eg camera).

[0002]

2. Description of the Related Art In a conventional information recording device for a camera, that is, in a data back, data such as a date can be optically recorded (hereinafter referred to as "imprint") on a film. As a means used for imprinting, a 7-segment LED (light emitting diode) in which a plurality of digits are arranged in parallel has been generally used. The data to be recorded includes the above-mentioned date, time and date data, shutter time,
Exposure data such as aperture value and exposure correction value, exposure mode, metering mode, synchro mode, etc., but there are various data other than the above. However, the above 7-segment LED
Due to the limitation of the number of digits, all the data are not imprinted at the same time, but only the minimum data is selectively imprinted by a predetermined button operation.

In recent years, a large number of 7-segment numerical values are provided on the LCD and a separately provided lamp is turned on to enable multi-digit printing, or a horizontally long 7-dot LED is arranged vertically in only one row. , A method of flashing the alphanumeric characters in synchronization with the film feeding has also been proposed.

[0004]

In the conventional data bag (information recording device), although various kinds of data can be imprinted, there is no choice but to limit the data imprinting to any one, and the flexibility is limited. . In addition, regarding the means capable of imprinting multi-digits, there has been no method for coping with various data imprints.

The present invention has been made in view of the above-mentioned problems, and the combination of data to be recorded can be arbitrarily selected so that recording can be performed in accordance with all conditions such as a photographing condition of a photographer and a subject condition. The purpose is to

[0006]

In order to achieve this object, the information recording apparatus of the present invention comprises a data generating means (24) for generating a plurality of data or data groups, and a data or data group. Selection operation means (7) for arbitrarily selecting a part and recording means (11) for recording a part of the data or data group selected by the selection means.
And

[0007]

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

FIG. 1 shows a first information recording apparatus according to the present invention.
It is a perspective view showing an example.

In FIG. 1, the subject image that has passed through the lens 2 mounted on the camera 1 can be visually recognized by the finder 3, and when the shutter button 4 is pressed, it is exposed on the loaded film. Exposure conditions such as shutter time are displayed on the LCD 5
It is possible to select with an operation button (not shown) while confirming the display information of. By pressing the selection button 7 while confirming the display information on the loaded LCD 6, the data to be printed on the film can be selected.

A film cartridge (not shown) is loaded in the film chamber 8, and the drawn film passes over the shutter 9 and is wound around the spool 10. The subject light that has passed through the lens 2 is imaged on the film when the shutter 9 is opened. Further, a pressure plate 16 having a role of adhering a film is fixedly provided inside the back cover 15.

The image is printed on the film by the LED array 11 in which 7 dots are arranged in the vertical direction. As described above, the LED array 11 is made to blink while synchronizing with the film to be fed, and desired data by the selection button 7 is imprinted.

FIG. 2 is a block diagram of an electric circuit in the camera 1 and the data bag 5 according to the present invention. The operation of the circuit is
All due to operation of battery and power supply circuit not shown.

The control is executed mainly by the CPU 24. The CPU 24 has an interface circuit 23.
As is well known, the subject brightness signal from the photometric circuit 20, the film sensitivity signal from the film sensitivity detection circuit 21, the status detection circuit 22 of various switches, and the status signal from the selection button 7 are input via the. The switch detection circuit 22 also includes a signal from a switch that issues an exposure start command in conjunction with the shutter button 4.

Based on the determination of the above signals, the CPU 24 displays the exposure conditions and the imprinting data on the LCDs 5 and 6 described above via the interface circuit 25, respectively.
The shutter 9 is opened and closed to expose for a predetermined time, the aperture diameter of the diaphragm 26 is changed to control the amount of transmitted light, the motor 27 is rotated to wind and rewind the film, and the LED array 11 is blinked to perform data imprinting. . It should be noted that the CPU 24 keeps the time of day such as the date and time.

FIG. 3 shows an example of the imprinted data displayed on the LCD 6. The data is divided into three groups as described below. The group 33 is an exposure condition data group, and has a shutter time, an aperture value, and a focal length. The group 34 is a mode data group and has a photometric mode, an exposure mode, an exposure correction value, and a sync mode.
The group 35 is timekeeping data, and has date, hour, minute, and day of the week. In addition, the execution of imprinting can be independently selected for each of the above three groups. By operating a selection button 7 to be described later, eight lighting states of three dots 30, 31, and 32 are selected, that is, a mode in which no imprinting is performed at all, and a mode in which all groups are imprinted are selected in any combination. be able to. If the dot is lit at the beginning, it means that the imprint of that mode has been selected.

FIG. 4 shows an example of data imprinted on the film 40. Film 40 has three frames of images 41, 4
2 and 43 are shown, and below the image 42, the group 33, the group 34, and the group 35 described above.
All the data of is imprinted. When the mode in which all groups are imprinted is selected, the distribution is such that the lower side of the image 42 is exactly filled.

There are two modes for imprinting only one group or two groups, and there are a method of blanking the portion corresponding to the mode not selected and a method of imprinting in either direction. . There is a method of packing at the beginning and a method of packing at the position corresponding to the center of the image 42 as much as possible.

Table 1 is a list of groupings selected by the selection button 7.

[Table 1]

At the time of shipment from the factory, the selection mode is "0", and the image is not imprinted as it is. Each time the selection button 7 is pressed, the numerical value of the selection mode increases by 1 and the combination of imprinting groupings changes. For example, when pressed five times, the dots 30 and 32 are turned on and the groupings 33 and 35 can be imprinted. If you press it again, dots 31 and 32 will light up and grouping 34
And 35 imprints are allowed. Also select mode ”
When the selection button 7 is pressed once after "7", the selection mode returns to "0".

FIG. 5 is a CPU in the camera 1 shown in FIG.
It is an example of a processing routine by 24. This routine is repeatedly executed while power is being supplied to the entire circuit.

In step S1, the photometric signal and the sensitivity signal from the photometric means 20 and the sensitivity detection means 21 are fetched. In step S2, both are calculated to calculate a shutter time and an aperture value which are proper exposure conditions. In step S3, the exposure conditions obtained above and the shooting mode set by the switch state detection circuit 22 are displayed on the LCD.
Display at 5. In step S4, the CPU 24
The previously stored data relating to the imprinting is read out from the RAM (not shown) inside. In step S5, the data relating to the last imprint is displayed on the LCD 6. When all the groups have been selected last time, the display is as shown in FIG.

In step S6, it is determined whether the selection button 7 has been pressed. If pressed, step S7
If not, the process proceeds to step S10. In step S7, the grouping is changed. The selection contents are changed as shown in Table 1. In step S8, the changed grouping content is displayed on the LCD 6. Dot 30
The lighting and extinguishing states of ~ 32 are changed. In step S9, the updated grouping content is set to C
It is stored again in the RAM in the PU 24.

In step S10, it is determined whether the release button 4 has been pressed via the switch state detecting means 22. If not, the process returns to step S1 to repeat the above processing. In step S11, since the release button 4 has been pressed, the reflecting mirror (not shown) is raised to retract from the photographing optical path, and
The diaphragm 26 is controlled to have a predetermined diaphragm aperture. In step S12, the shutter 9 is opened and closed to control the exposure of the film. In step S13, since the exposure operation has been completed, the motor 27 is rotated in the normal direction to feed the film and urge the mechanism. In step S14, the lighting of the LED array 11 is controlled in synchronization with step S13, and imprinting is performed on the film according to the selected data. Since the exposure operation has completed one cycle, the process returns to step S1 to repeat the above processing.

FIG. 6 is an external view of a camera 60 according to the second embodiment of the present invention. The lens 2 attached to the camera 1,
Finder, shutter button 4, LCD5, LCD6,
The configuration of the selection button 7 is the same as that of the camera 1 of the first embodiment. The difference is that the grouping data set by the LCD 6 and the selection button 7 is stored in an internal memory and is not imprinted on the film. The stored data is transmitted to the personal computer 51 via the cable 50 connected to the connector 17, and CR
It can be confirmed or edited on T52.

FIG. 7 is a block diagram of an electric circuit in the camera 60 of the second embodiment. All the control is executed mainly by the CPU 24. Interface circuit 23, photometric circuit 20, film sensitivity detection circuit 21, state detection circuit 2
2, select button 7, interface circuit 25, LCD
5 and 6, the shutter 9, the diaphragm 26, and the motor 27 are the same as those of the camera 1 in the first embodiment.

The difference lies in the memory 2 for storing the recording data.
8 is connected to the CPU 24, and further, the above-mentioned data can be transmitted from the connector 17 via the interface circuit 25.

As described above, when the information recording apparatus according to the present invention is applied to, for example, an apparatus for printing on a film in a camera, regarding a plurality of recording data prepared,
Since the combination of data to be actually recorded can be arbitrarily selected, it is possible to record the data according to all conditions such as the photographing condition of the photographer and the subject condition.

Further, in the embodiment, the method of preparing a plurality of grouped recording data and selecting the necessity of recording for each group has been described. However, the data is prepared individually so that each can be arbitrarily selected. May be.

The recording method can be applied not only to a camera but also to a method of storing it in a memory in addition to a method of optically imprinting it on a film. .

Although the information in the camera 60 can be output to the personal computer 51 side in the second embodiment, the same operation and display as the LCD 6 and the selection button 7 can be performed on the personal computer 51 side. You can In such a case, it is easy to enable bidirectional data communication between the camera 60 and the personal computer 51.

[0035]

As described above, according to the information recording apparatus of the present invention, the data generating means (24) for generating a plurality of data or data groups and a part of the data or data groups can be arbitrarily selected. Since the selection operation means (7) for performing the selection operation and the recording means (11) for recording a part of the data or the data group selected by the selection means are provided, the combination of the data to be recorded can be arbitrarily selected. In this way, it is possible to record in accordance with all conditions such as the shooting condition of the photographer and the subject condition.

[Brief description of drawings]

FIG. 1 is a perspective view showing a first embodiment of an information recording apparatus according to the present invention.

FIG. 2 is a block connection diagram showing a first embodiment of the information recording apparatus according to the present invention.

FIG. 3 is a front view showing a first embodiment of the information recording apparatus according to the present invention.

FIG. 4 is a front view showing data recorded on a film by the camera 1.

5 is a flowchart showing a processing routine by a CPU 24 in the camera 1. FIG.

FIG. 6 is a perspective view showing a second embodiment of the information recording apparatus according to the present invention.

FIG. 7 is a block connection diagram showing a second embodiment of the information recording apparatus according to the present invention.

[Explanation of symbols]

 1,60 Camera 5,6 LCD 7 Selection button 11 LED array 28 Memory

Claims (4)

[Claims] 1. Data generation means for generating a plurality of data or data groups, selection operation means for arbitrarily selecting a part of the data or data groups, and the data selected by the selection means. Alternatively, the information recording apparatus is provided with a recording unit that records a data group. 2. The information recording apparatus according to claim 1, wherein the recording means is an optical recording means on a silver salt film. 3. The information recording apparatus according to claim 1, wherein the recording means is a semiconductor memory means. 4. The information recording apparatus according to claim 1, wherein the data or the data group is data or a data group representing a shooting condition in a camera.