초록 ▼

An image pickup device capable of exposure control utilizing the iris aperture, shutter speed and gain as three control parameters, comprising means for setting a photometry area in the image frame; means for setting an input parameter as a reference for evaluation, based on the luminance informatio

An image pickup device capable of exposure control utilizing the iris aperture, shutter speed and gain as three control parameters, comprising means for setting a photometry area in the image frame; means for setting an input parameter as a reference for evaluation, based on the luminance information in an image signal obtained from the photometry means; means for determining the values of the three control parameters for exposure control, according to the value of the input parameter; switch means for switching, according to the phototaking mode, a program setting the control caharacteristics of each control parameter as a function of the input parameter; and photometry area switch means for switching the set state of the photometry area in the image frame, in linkage with the switching operation of the switch means, wherein the phototaking mode is switched according to the phototaking conditions, thereby controlling the parameters and the light metering area according to a program matching the phototaking mode, and enabling to constantly effect the optimum phototaking operation under any phototaking situation or conditions.

대표청구항 ▼

An image pickup device capable of exposure control utilizing the iris aperture, shutter speed and gain as three control parameters, comprising means for setting a photometry area in the image frame; means for setting an input parameter as a reference for evaluation, based on the luminance informatio

An image pickup device capable of exposure control utilizing the iris aperture, shutter speed and gain as three control parameters, comprising means for setting a photometry area in the image frame; means for setting an input parameter as a reference for evaluation, based on the luminance information in an image signal obtained from the photometry means; means for determining the values of the three control parameters for exposure control, according to the value of the input parameter; switch means for switching, according to the phototaking mode, a program setting the control caharacteristics of each control parameter as a function of the input parameter; and photometry area switch means for switching the set state of the photometry area in the image frame, in linkage with the switching operation of the switch means, wherein the phototaking mode is switched according to the phototaking conditions, thereby controlling the parameters and the light metering area according to a program matching the phototaking mode, and enabling to constantly effect the optimum phototaking operation under any phototaking situation or conditions. of a shape of a segment on said LCD, a flickering operation of the segment on said LCD, and a on-time of the segment on said LCD is changed in accordance with the data attached to the image to be erased by said erasing means. 5. An electronic camera according to claim 1, wherein said notifying means includes sound generating means for generating a sound indicating an advance notice of the erasure of the image. 6. An electronic camera according to claim 5, wherein said sound generating means is constructed by a buzzer and at least one of a frequency of said buzzer, a sound generating period of said buzzer, and a sound generating time of said buzzer is changed in accordance with the data attached to the image which is erased by said erasing means. 7. An electronic camera according to claim 1, further comprising an erasing switch for executing the erasure of the image by said erasing means, and wherein in response to an operation of continuing the ON state of said erasing switch until a first predetermined time and turning off said erasing switch after the elapse of said first predetermined time, said erasing means erases the image. 8. An electronic camera according to claim 7, wherein in the case where the ON state of the erasing switch is continued until a second predetermined time longer than said first predetermined time, the erasure of the image by said erasing means is stopped. 9. An electronic camera according to claim 7, further comprising an erasing cancel switch for cancelling the erasure of the image by said erasing means, wherein even in the case where the ON state of said erasing switch is continued for a time longer than the first predetermined time, by turning on said erasing cancel switch before said erasing switch is turned off, erasure of the image by said erasing means is stopped. 10. An electronic camera according to claim 1, wherein the different storing area is in an external storage apparatus. 11. A storage control apparatus for use with an image pickup apparatus, comprising: storing means for storing an image file and data attached to the image file indicating whether or not the image file previously has been transferred from said storing means to a different storing area; erasing means for erasing the image file stored by said storing means; and notifying means for providing a user an advance notice of the erasure of the image file by said erasing means, wherein said notifying means changes a content of the advance notice in accordance with the data attached to the image file indicating whether or not the image file previously has been transferred from said storing means to a different storing area. 12. A storage control apparatus according to claim 11, wherein the different storing area is in an external storage apparatus. 13. An electronic apparatus for use with an image pickup device, comprising: a memory which stores an image file corresponding to an image picked up by the image pickup device and data attached to the image file indicating whether or not the image file stored in said memory previously has been transferred from said memory to a different storing area; and a control device that controls transfer of the image file from said memory to a different storing area, wherein said control device changes the data attached to the image file stored in said memory indicating whether or not the image stored in said memory previously has been transferred from said memory to the different storing area. 14. An electronic apparatus according to claim 13, further comprising: notification means for notifying a user whether or not the image file stored in said memory previously has been transferred from said memory to the different storing area in accordance with the data attached to the image file stored in said memory. 15. An electronic apparatus according to claim 13, wherein the different storing area is in an external storage apparatus. 16. A method of controlling an electronic camer