KR980010594A - Film type and film sensitivity display device and method thereof of APS camera - Google Patents

Abstract

The present invention relates to an apparatus and a method for displaying film type and film sensitivity of an AP-camera, and more particularly, to an apparatus and method for film type and film sensitivity of an AP-camera, which comprises an image taking means for performing image taking, a film information sensing means for sensing image taking information recorded on the film cartridge, An operation control means for reading the film type and the film sensitivity according to the sensed photographing information when the switch is operated and outputting an information signal for displaying the read film type and the film sensitivity; The film type and the film sensitivity are displayed on the information display section each time the main switch is turned on. Thus, the photographer can easily recognize the photographing information, The information is displayed as a letter so that it can be easily understood by anyone.

Description

Film type and film sensitivity display device and method thereof of APS camera

FIG. 1 is a block diagram of a film type and film sensitivity display device of an advanced photo system camera according to an embodiment of the present invention

2 is a flow chart of the operation of the film type and film sensitivity display method of the APS camera according to the embodiment of the present invention,

FIG. 3 is a top view of a film loaded on an APS camera according to an embodiment of the present invention,

FIG. 4 is an information display state diagram of an information display unit mounted on the film type and film sensitivity display apparatus of the APS camera according to the embodiment of the present invention.

The present invention relates to an apparatus and method for displaying film type and film sensitivity of an AP-camera, and more particularly, to a method and apparatus for displaying information on a film type and a film sensitivity of an AP- And more particularly, to an apparatus and method for displaying film time and film sensitivity of an APS camera.

A conventional conventional camera is referred to as a 135 film camera.

The 135 film camera identified the film cartridge through a film window formed on the back cover of the camera, thereby confirming the International Organization for Standardization (ISO) sensitivity displayed on the film cartridge.

However, since the APS camera does not have a separate window for determining whether the back cover or the film is mounted, there is a disadvantage that the user can not confirm the ISO sensitivity when the film is mounted on the camera.

To overcome the above disadvantages, the APS camera displays the ISO sensitivity and the film type of the loaded film through the information display unit mounted on the camera when the film is loaded on the camera, so that the user can know the information of the film Respectively.

However, the conventional APS camera displays the information of the film only when the film is loaded on the camera, and the information of the film disappears after a certain period of time, and the film is taken out to the user who has forgotten the information of the film by using the loaded film for a long time There is a problem that film information must be confirmed by loading.

In the conventional APS camera, since the information on the film type and the film sensitivity displayed on the information display section is displayed in symbols other than letters, a user with general camera knowledge can easily recognize the film type and film sensitivity There is a problem that it is difficult to understand the information about the user.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to solve the above-mentioned problems of the prior art. Accordingly, it is an object of the present invention to provide an information display unit that displays film information on a main switch And a film type and film sensitivity display device and method of the APS camera which enables the user to easily know the information of the film at any time.

As a means for achieving the above object, the constitution of the present invention is characterized by comprising: photographing means for photographing; Film information sensing means for sensing photographic information recorded on the film cartridge; An operation control means for reading the film type and the film sensitivity according to the sensed information when the main switch is operated and outputting an information signal for displaying the read film type and film sensitivity; And information display means driven according to the information signal outputted from the operation control means to indicate the film type and the film sensitivity.

According to another aspect of the present invention, there is provided a method of controlling a main switch, When the main switch is operated, reading photographing information recorded on a film; And displaying the film type and film sensitivity according to the read photographing information.

The present invention will be described in detail with reference to the accompanying drawings, wherein like reference numerals refer to the like elements throughout.

FIG. 1 is a block diagram of a film type and film sensitivity display device of an APS camera according to an embodiment of the present invention,

2 is a flow chart of the operation of the film type and film sensitivity display method of the APS camera according to the embodiment of the present invention,

FIG. 3 is a top view of a film loaded on an APS camera according to an embodiment of the present invention,

FIG. 4 is a method of displaying information on the information display unit of the film type and film sensitivity display apparatus of the APS camera according to the embodiment of the present invention.

As shown in FIG. 1, the structure of the film type and film sensitivity display device of the APS camera according to the embodiment of the present invention,

A main switch (Sm) for allowing the photographing operation to be performed;

A chamber switch Sc for outputting a signal corresponding to whether the chamber door is open or closed;

(10) formed on a film cartridge and on which photographing information is recorded, a photographing information sensing section (20) for sensing photographic information recorded on the film, and a control section An operation control unit 30 for sensing the on-operation of the main switch Sm and outputting an information signal to indicate the film sensitivity and the film type;

And an information display unit (40) connected to an output terminal of the operation control unit (30) and driven according to an information signal to display film type and film sensitivity,

The disc 10 is mounted on the upper end of the film cartridge, and information on the film information and the film sensitivity and the film sensitivity 3b are recorded according to the photographing information 3a, that is, the film use state.

The operation of the film type and film sensitivity display device of the APS camera according to the embodiment of the present invention with the above-described configuration is as follows.

When the user opens the chamber door of the APS camera and mounts the film cartridge and then closes the chamber door, the chamber latch lever connected to the chamber door moves to open the light leakage prevention door mounted on the film cartridge, -S200)

When the user closes the chamber door, the chamber switch Sc interlocked with the chamber door is turned on and outputs the corresponding electrical signal to the operation control unit 30.

The operation control unit 30 determines whether or not the film is mounted according to the operation state of the chamber switch Sc and judges that the film installation is completed when the chamber switch Sc is turned on in the above, The film sensitivity, the film type, and the number of films are displayed according to the routine (S300).

When the film is mounted on the disc 10, the operation control unit 30 drives the film transfer unit 50 to rewind the film, thereby reading the photographing information recorded on the disc 10 (S400)

In the above, the disc 10 is located on the upper side of the film cartridge, as shown in FIG. 3 attached thereto, and has a radial bar code 31 formed therein.

The radial bar code 31 indicates information on the film photographing state 3a, the film type and the film sensitivity 3b.

As the film is rewounded, the shooting information sensing unit 20 detects the shooting information 3a, 3b by decoding the radial barcode 31 recorded on the disk 10 mounted on the film cartridge, And outputs the corresponding signal to the operation control section 30.

The operation control unit 30 controls the film type and the film sensitivity 3b according to a signal output from the photographing information sensing unit 20, whether the currently mounted film is used, a new film that can be used, It is determined whether the film is a used film or a printed film (S500).

The operation control unit 30 outputs an information signal indicating the determined film type and film sensitivity to the information display unit 40.

The information display unit 40 receives information signals output from the operation control unit 30 and outputs a film type and a film sensitivity as characters.

The operation control unit 30 outputs an information signal of the film type and the film sensitivity, and then outputs an information signal of the film shooting state determined in the above-described manner to the information display unit 40 within a predetermined time.

The information display unit 30 displays the number of film sheets according to the film photographing state according to an information signal output from the operation control unit 40, and all the operations thereafter are terminated (S700, S800)

The user confirms the type of the film and the film sensitivity, measures appropriate to the type of film and film sensitivity, and then takes a picture. After a certain period of time, the main switch (Sm) The control unit 30 detects the ON operation of the main switch Sm (S1000, S2000)

The photographing information sensing unit 20 reads the film type and the film sensitivity 3b according to the control signal of the user control unit 30 and outputs the corresponding information signal to the operation control unit 30. [

The operation control unit 30 controls the shooting information sensing unit 20 to read the film type and the film sensitivity 3b (S3000)

The operation control unit 30 determines the film type and the film sensitivity by receiving an information signal output from the photographing information sensing unit 20 and outputs the corresponding control signal to the information display unit 40. [

The information display unit receives the control signal output from the operation control unit and outputs corresponding information as a letter 4 attached thereto, and all operations are terminated. (S4000, S5000)

4B is a reversal film, indicating that the film sensitivity is 300, 4b is a monochrome film, film sensitivity is 1200, 4c is a negative film, and film sensitivity is 3200 Respectively.

As described above, in the embodiment of the present invention, by displaying the film type and the film sensitivity on the information display section each time the main switch is turned on, the photographer can easily recognize the photographing information, and the photographing information is displayed in characters It is possible to provide a film type and film sensitivity display device and a method thereof for an APS camera having a noticeable effect.

This effect of the invention can be used in the field of AP cameras.

Claims (10)

An imaging means for performing imaging; Film information sensing means for sensing photographic information recorded on the film cartridge; An operation control means for reading the film type and the film sensitivity according to the sensed information when the main switch is operated and outputting an information signal for displaying the read film type and film sensitivity; And information display means driven according to an information signal outputted from said operation control means to indicate film type and film sensitivity. The film type and film sensitivity display device of claim 1, wherein the photographing means further comprises a main switch for supplying power. The film type and film sensitivity display device of claim 1, wherein the film information sensing means senses a radial bar code formed on the film cartridge and outputs a corresponding signal. 3. The film type and film sensitivity display of claim 2, wherein the operation control means detects an ON operation of the main switch and outputs an information signal indicating the film type and the film sensitivity to the information display means. The film cartridge according to claim 1, wherein the operation control means detects the number of usable films according to the information recorded on the film cartridge, outputs an information signal on the film type and the film sensitivity, And outputs a control signal corresponding to the number of film sheets and the number of film sheets that can be taken. The film type and film sensitivity display device of an AP-camera according to claim 1, wherein the information display means displays character photographing information. Sensing an on-operation of the main switch; Reading photographing information recorded on the film as the main switch is turned on; And displaying the film type and the film sensitivity according to the read photographing information. The method as claimed in claim 7, wherein, in the step of reading the photographing information recorded on the film as the main switch is turned on, the photographing information sensing means senses a radial bar code formed on the film cartridge, And the operation control unit receives the detection signal to read the information of the radial bar code. 8. The method as claimed in claim 7, further comprising the step of reading out the photographing information recorded on the film as the main switch is turned on, Film type and film sensitivity display method. The film type and film sensitivity display method of an AP-camera according to claim 6, wherein the step of displaying the film type and the film sensitivity according to the read photographing information is characterized by characterizing the film type and film sensitivity in the information display section. ※ Note: It is disclosed by the contents of the first application.