JP2003299014A - Digital camera device - Google Patents

Abstract

(57) [Problem] To provide an inexpensive digital camera device with low power consumption. SOLUTION: An image display unit is not provided in a main body of a digital camera device 1; an image captured is transferred by connecting to a mobile terminal device 50; an image is displayed on a display unit 53 of the mobile terminal device 50; Is erased from the memory 41. To display and delete an image, the mark 6 of the confirmation / deletion button 5 of the digital camera device 1 is changed to the confirmation mark 8 or the deletion mark 1.
This is performed by setting the value to 0 and pressing the confirmation / delete button 5.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a digital camera device which can save power consumption and can be manufactured at low cost by capturing an image, storing it in a memory, and confirming the image with a portable terminal device. Regarding

[0002]

2. Description of the Related Art A conventional general digital camera device is
The liquid crystal display device provided in the main body is configured to capture an image while checking the image, and the captured image is stored in a memory device that is removable from the main body.

[0003]

However, the digital camera device as described above is very expensive since it has a liquid crystal display device for displaying an image, and the power required for driving is also large.

The present invention has been made in view of the above problems, and an object thereof is to connect to a portable terminal through a connection cable and a connection terminal provided in a digital camera device or a wireless communication means. Then, it is an object of the present invention to provide a digital camera device which is inexpensive and consumes less power, in which the image can be picked up, confirmed and erased by transferring the image to a mobile terminal and displaying it.

[0005]

In order to achieve the above object, the present invention provides a connection between an image pickup means for picking up an image, a memory for holding the picked up image, and a portable terminal device having a display means. The digital camera device is provided with a connection unit for performing the transfer and a transfer unit for transferring the image held in the memory to the mobile terminal device via the connection unit, and the display unit of the mobile terminal device displays the transferred image. .

Here, the memory for storing the image is built in the digital camera device. The mobile terminal device is, for example, a PHS terminal or a mobile phone. The connection means
The digital camera device includes a cable and a connection terminal connectable to the mobile terminal device, and the transfer unit has a function of transferring the image held in the memory to the mobile terminal device by a predetermined operation.

Further, the image forming apparatus may further include means for selecting a predetermined image from the plurality of images held in the memory, and the transfer means may transfer the predetermined image. Also,
An erasing means for erasing the image displayed on the display means of the mobile terminal device from the memory of the digital camera device may be further provided.

In order to select or delete an arbitrary image, a predetermined operation may be performed by the digital camera device, or an image may be selected according to an instruction of the mobile terminal device, that is, when the mobile terminal device performs a predetermined operation. Or so that it can be erased,
It may be programmed in the digital camera device in advance.

According to the above construction, the image can be confirmed at any time by using the portable terminal device without providing the image display unit in the digital camera device body, and the unnecessary image file is erased from the memory of the digital camera device. be able to.

Further, since the digital camera apparatus main body is not provided with an image display section, it consumes less power and can be manufactured at a low price, so that it can be applied to a reusable disposable type.

Further, the connection means may be a digital camera device for taking an image, confirming an image, erasing, etc. by using a wireless communication means, which makes the work easier and includes the subject himself. , It is possible to reliably capture the intended image.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described in detail below with reference to the drawings. FIG. 1 is a schematic perspective view of a case where a digital camera device 1 according to a first embodiment of the present invention and a mobile terminal device 50 are connected, FIG. 2 is a front view and a rear view of the digital camera device 1, and FIG. 4 is a top view of the digital camera device 1, and FIG. 4 is a bottom view of the digital camera device 1.

As shown in FIGS. 1, 2, 3, and 4, the digital camera device 1 includes a shutter 3, a confirm / erase button 5,
Finder 7, liquid crystal display 9, power switch 11, flash 13, lens 15, connection terminal 21, cable 2
3 and so on.

The digital camera device 1 can be connected to the connecting portion 57 of the portable terminal device 50 by the cable 23 and the terminal 21 provided in the main body. The mobile terminal device 50 is a general PHS terminal device, a mobile phone, or the like, and includes, for example, a display unit 53 capable of displaying an image, a mode selection button 55 for selecting a function, and other buttons for inputting characters, numbers, and the like. It has a group 59, a connecting portion 57 used for charging, image transfer and the like.

The shutter 3 is provided, for example, on the upper part of the digital camera device 1 and is pressed when capturing an image, and may have a function of automatically adjusting the focus when pressed halfway.

The confirmation / deletion button 5 is also provided, for example, on the upper part of the digital camera device 1, and the portable terminal device 50.
When checking, erasing, or shooting images with, mark 6
Confirmation mark 8, erase mark 10 or shooting mark 1
By pressing it according to the position of 2, you can check the image,
You can erase or shoot.

The finder 7 is a peep window through which a subject can be confirmed from the back of the digital camera device 1 through a lens when an image is taken. The liquid crystal display unit 9 is provided on the back surface of the digital camera device 1, for example,
Displays the remaining number of images that can be captured in the memory. The liquid crystal display unit 9
The image is displayed in black and white, and the captured image is not displayed. Therefore, power consumption is low even when the liquid crystal display unit 9 is driven. The power switch 11 is a switch for turning on / off the power of the digital camera device 1.

The flash 13 is provided, for example, on the upper front surface of the digital camera device 1, and is used to emit light when the amount of light from the subject is insufficient. A switch (not shown) is provided to manually emit light. You can
It is also possible to detect the amount of light from the lens 15 and automatically emit light.

The lens 15 is provided, for example, in the center of the front surface of the digital camera device 1, and is usually composed of a plurality of lenses for enlarging the subject to an appropriate magnification and focusing on the subject. Further, the lens 15 is configured to automatically adjust the distances between the plurality of lenses so that, for example, when the shutter 3 is half-pressed, a subject located in a predetermined area in the lens 15 is in focus. Good.

The connection terminal 21 and the cable 23 are provided at the bottom of the digital camera device 1, for example. The cable 23 is housed in the main body and is configured to be pulled out when used. The connection terminal 21 is a terminal that can be connected to the connection portion 57 provided in the mobile terminal device 50.

Next, the configuration of the digital camera device 1 will be described with reference to FIG. FIG. 5 is a block diagram showing the configuration of the digital camera device 1. The CCD 31 is a solid-state image sensor, receives light incident from the lens 15, and converts it into an electric signal. The image processing circuit 33 has a CCD 31.
The signal output from the CPU is received, the signals are rearranged according to the scanning method, the signals are converted according to the color signal system, and the signals are digitized.

The power supply circuit 35 is turned on / off by operating the power supply switch 11 to supply power to each part of the digital camera device 1. The optical system drive circuit 37 sends a drive signal to the flash 13 when the amount of light from the lens 15 is insufficient,
A signal for adjusting the distance between a plurality of lenses provided in the lens 15 to adjust the focus, a signal for adjusting the diaphragm, and the like are transmitted.

The microcomputer 39 is connected to the shutter 3, the confirmation / erase button 5, the image processing circuit 33, the optical system drive circuit 37, the memory 41, the display circuit 43, the interface circuit 45, etc., and receives signals from each section. It controls the operation of the digital camera device 1 such as sending out necessary signals. The memory 41 stores the image file digitized by the image processing circuit 33 and filed by the microcomputer 39.

The display circuit 43 is a circuit for driving and controlling the liquid crystal display section 9. The interface circuit 45 sends a signal from the digital camera device 1 to the mobile terminal device 50 via the cable 23 and the connection terminal 21, receives a signal from the mobile terminal device 50, and sends the signal to the microcomputer 39. This is a circuit that controls transmission / reception with the outside.

Next, the operation of the digital camera device 1 will be described with reference to FIG. FIG. 6 is a flowchart showing the operation of the digital camera device 1. First, the power switch 11 is set to "ON", and the digital camera device 1 is powered on (step 501).

The subject is visually inspected from the finder 7 and the shutter 3 is pressed to take an image (step 502). At this time, if the shutter 3 is half-pressed, the optical system drive circuit 37 causes the optical system drive circuit 37 to focus the signal for adjusting the diaphragm according to the amount of light incident from the lens 15 and the subject located at a predetermined portion of the lens 15. A predetermined signal may be sent out.

Here, “imaging” means that the light incident on the lens 15 is incident on the CCD 31 through a predetermined optical system composed of a filter, a prism and the like (not shown), converted into an electric signal, and then an image processing circuit. The signal is processed by 33, converted into a file by the microcomputer 39, and stored in the memory 41 as an image file. When image pickup is repeated in this way, a plurality of image files are held in the memory 41.

Next, the process of confirming and erasing the image stored in the memory 41 will be described. In order to confirm the captured image, the cable 23 provided in the digital camera device 1 is appropriately pulled out, and the connection terminal 21 is connected to the connection portion 57 of the mobile terminal device 50 (step 503). And
The memory 41 of the digital camera device 1 is added to the mobile terminal device 50.
Transfers the image saved in to and displays it (step 50).
4).

That is, confirmation of the digital camera device 1 /
By aligning the mark 6 of the erase button 5 with the confirmation mark 8 and pressing the confirm / erase button 5, it is possible to transfer and display one screen at a time. As another method, the mobile terminal device 5
When any one of the 0 mode selection button 55 or the button group 59 is pressed, the microcomputer 3 can be moved forward or backward one screen at a time for display.
9 may be programmed in advance.

Next, it is judged whether or not the displayed image is to be erased (step 505), and if it is desired to erase it, the mark 6 of the confirm / erase button 5 of the digital camera device 1 is aligned with the erase mark 10. By pressing the confirm / delete button 5, the displayed image can be deleted from the memory 41. Alternatively, when the user presses either the mode selection button 55 of the mobile terminal device 50 or the button group 59, the displayed image is deleted from the memory 41.
It may be pre-programmed in the microcomputer 39 (step 506). If not to be erased, the process proceeds to step 507.

Further, it is judged whether or not the next image is to be displayed (step 507), and when it is to be displayed, the mark 6 of the confirm / erase button 5 of the digital camera device 1 is aligned with the confirmation mark 8 to confirm / confirm. 1 by pressing the delete button 5
Transfer and display each screen. As another method, the mode selection button 55 of the mobile terminal device 50 or the button group 5
It may be programmed in advance in the microcomputer 39 so that when any one of 9 is pressed, the screen can be forwarded or returned one screen at a time.

Thereafter, the process returns to step 505 and the same operation is repeated. If you no longer need to display the next image,
The operation ends. Since this digital camera device 1 is a disposable type and the memory cannot be removed,
After the memory 41 is used up, the digital camera device 1 is brought to the store and printed on photographic paper. At the store, the exterior of the digital camera device 1 is removed and printing is performed. After that, the memory 41 is cleared, the power supply circuit 35 is charged, a new exterior is attached, and the digital camera device 1 is resold. In this way, the digital camera device 1 can be reused.

In the above example, the image taken is the viewfinder 7 provided in the digital camera device 1.
Although the case of visually confirming from the above has been described, the connection terminal 21 is connected to the connection portion 57 of the mobile terminal device 50 to confirm / check.
When the mark 6 of the delete button 5 is aligned with the photographing mark 12, the image to be captured is displayed in real time on the display unit 53 of the mobile terminal device 50 (this image is hereinafter referred to as a live image), and the shutter is released in that state. Press 3 or
An image can be taken by performing the corresponding operation on the mobile terminal device 50.

As described in detail above, according to the digital camera device 1 of the present embodiment, an image file captured by connecting to the portable terminal device 50 without providing an image display unit such as a color liquid crystal in the main body. The mobile terminal device 50
By confirming the image on the display unit 53, the unnecessary image can be deleted from the memory 41.

As described above, since the main body is not provided with the image display portion, the power consumption can be saved, and the main body may have the battery built therein, so that the main body can be manufactured at low cost.

If the outer box part is manufactured so that it can be easily removed, the internal battery is recharged,
By refreshing the memory, the parts can be reused, and when the memory is used up, it can be used as a disposable type digital camera device of a type that is brought to a store and requested to print.

Next, a digital camera apparatus according to the second embodiment will be described with reference to FIGS. The same functions and configurations as those of the digital camera device 1 according to the first embodiment are designated by the same reference numerals and detailed description thereof will be omitted.

FIG. 7 is a schematic perspective view of the digital camera device 100 and the portable terminal device 150 according to the second embodiment of the present invention connected by wireless communication. FIG. 8 shows the configuration of the digital camera device 100. Block diagram shown in FIG.
10 is a flowchart showing the operation of the digital camera device 100.

As shown in FIG. 7, the digital camera device 1
00 has a shutter 3, a confirmation / erasure button 5, a finder 7, a liquid crystal display unit 9, a power switch 11, a flash 13, a lens 15, an antenna 102 and the like.

The digital camera device 100 can be connected to the portable terminal device 150 via wireless communication via the antenna 102 provided in the main body. Mobile terminal 15
Reference numeral 0 denotes a general PHS terminal device, a mobile phone, etc., for example, a display unit 53 capable of displaying an image, a mode selection button 55 for selecting a function, and a group of buttons 59 capable of inputting other characters and numbers, Call and digital camera device 10
It has an antenna 61 and the like used when performing wireless communication with 0.

The difference between the digital camera device 100 and the digital camera device 1 is that the connection with the portable terminal device is performed through wireless communication. Therefore, the digital camera device 100 is provided with the antenna 102, and wireless communication is performed with the antenna 61 of the mobile terminal device 150.

Next, the configuration of the digital camera device 100 will be described with reference to FIG. Digital camera device 10
0 and the digital camera device 1 are different from each other in that a wireless transceiver 104 and an antenna 102 are provided instead of the interface circuit 45, the cable 23, and the connection terminal 21.

When the radio transmitter / receiver 104 performs a predetermined operation such as pressing any one of the confirm / erase button 5 of the digital camera device 100, the mode selection button 55 of the portable terminal device 150 or the button group 59, the memory 41 is operated. The wireless transmission / reception is performed when the image file stored in the mobile terminal device 150 is transferred to the mobile terminal device 150 or when the live image is transferred to the mobile terminal device 150 to confirm the image to be captured. Radio waves at that time are transmitted and received by the antenna 102.

The memory 47 is used for the digital camera device 1.
Live image from 00 on the display unit 5 of the mobile terminal device 150.
This is a memory that temporarily holds a live image when shooting is performed while checking in step 3.

Next, with reference to FIG. 9, an operation for confirming or erasing an image stored in the memory 41 of the digital camera device 100 will be described. First, the power switch 11 is set to the "ON" position, and the digital camera device 1
00 is turned on (step 601).

The subject is visually inspected from the finder 7 and the shutter 3 is pressed to take an image (step 602). At this time, if the shutter 3 is half-pressed, the optical system drive circuit 37 causes the optical system drive circuit 37 to focus the signal for adjusting the diaphragm according to the amount of light incident from the lens 15 and the subject located at a predetermined portion of the lens 15. A predetermined signal may be sent out.

Here, "imaging" means that the light incident on the lens 15 is incident on the CCD 31 through a predetermined optical system including a filter, a prism and the like (not shown), is converted into an electric signal, and is image-processing circuit. The signal is processed by 33, converted into a file by the microcomputer 39, and stored in the memory 41 as an image file. When image pickup is repeated in this way, a plurality of image files are held in the memory 41.

Next, the process of confirming or erasing the image stored in the memory 41 will be described. In order to confirm the captured image, the digital camera device 100 and the mobile terminal device 150 are connected by wireless communication (step 60).
3). Wireless connection is Bluetooth (Blue Too)
th), using a mobile phone line or the like.

The wireless connection may be automatically made if both the portable terminal device 150 and the digital camera device 100 are powered on and both are provided within a range where wireless communication is possible, The digital camera device 100 may be provided with a switch or the like for making a wireless connection and a procedure for pushing the switch may be provided. When using a mobile phone line,
Means may be provided for calling a particular telephone number.

Then, the image stored in the memory 41 of the digital camera device 100 is transferred to the portable terminal device 150 and displayed (step 604). That is, the mark 6 of the confirm / erase button 5 of the digital camera device 100
Can be transferred and displayed one screen at a time by aligning with the confirmation mark 8 and pressing the confirmation / erase button 5. Alternatively, when either the mode selection button 55 of the mobile terminal device 150 or the button group 59 is pressed,
The microcomputer 39 may be programmed in advance so that the screens can be forwarded or returned one by one.

Next, it is judged whether or not the displayed image is to be erased (step 605), and if it is desired to erase it, the mark 6 of the confirmation / deletion button 5 of the digital camera device 100 is determined.
The displayed image can be erased from the memory 41 by aligning with the erase mark 10 and pressing the confirm / erase button 5. Alternatively, the microcomputer 39 may be pre-programmed to erase the displayed image from the memory 41 by pressing either the mode selection button 55 or the button group 59 of the mobile terminal device 150. It may be present (step 606). If not to be erased, the process proceeds to step 607.

Further, it is judged whether or not the next image is to be displayed (step 607), and when it is to be displayed, the corresponding operation is performed again by the digital camera device 100 or the portable terminal device 150 to display another image ( Step 60
8). That is, the mark 6 of the confirmation / deletion button 5 of the digital camera device 100 is aligned with the confirmation mark 8 and the confirmation / deletion button 5 is pressed to transfer and display one screen at a time. As another method, by pressing either the mode selection button 55 or the button group 59 of the mobile terminal device 150, the microcomputer 39 is programmed in advance so that the screen can be forwarded or returned one screen at a time. You may keep it. Then, the process returns to step 605 and the same operation is repeated. When it is not necessary to display the next image, the operation ends.

Next, with reference to FIG. 10, a method of performing image pickup by the digital camera device 100 in accordance with an instruction from the portable terminal device 150 will be described. First, the digital camera device 100 is fixed to a place such as a tripod where photographing can be performed (step 701). The power switch 11 is set to "ON" and the digital camera device 100 is powered on (step 702).

Then, the portable terminal device 150 and the digital camera device 100 are wirelessly connected (step 70).
3). Wireless connection is Bluetooth (Blue Too)
th), using a mobile phone line or the like.

The wireless connection may be automatically made if both the mobile terminal device 150 and the digital camera device 100 are powered on and both are provided within a range where wireless communication is possible. The digital camera device 100 may be provided with a switch or the like for making a wireless connection and a procedure for pushing the switch may be provided. When using a mobile phone line,
Means may be provided for calling a particular telephone number.

In the present embodiment, the finder 7
Instead of visually observing the subject and pressing the shutter 3 to take an image, first, the live image captured by the lens 15 is transferred to the memory 47 (step 704), and the live image is wirelessly transmitted to the mobile terminal device. It is transferred to 150 and displayed on the display unit 53 for confirmation. (Step 70
5).

The live image on the display unit 53 is confirmed, and it is determined whether or not to capture the live image (step 706). When capturing an image, the corresponding operation is performed on the mobile terminal device 150, and the image generated on the display unit 53 is stored in the memory 41 of the mobile terminal device 100 (step 707).

Here, for the corresponding operation, the confirmation / erasure button 5 of the digital camera device 100 is previously aligned with the photographing mark 12, and the mode selection button 5 of the portable terminal device 150 is selected.
It is preferable that the microcomputer 39 be programmed in advance so that the image pickup is performed by pressing any one of the buttons 5 and the button group 59, but it is also possible to press the shutter 3 of the digital camera device 100 to perform the image pickup. it can.

At this time, the portable terminal device 1 for instructing image pickup
When any one of the mode selection button 55 or the button group 59 of 50 is pressed, or the shutter 3 is half-pressed, a signal for adjusting the diaphragm according to the amount of light incident from the lens 15 or a predetermined value of the lens 15. The optical system drive circuit 3 is used to focus on the subject located in the area.
A predetermined signal may be transmitted from 7.

Here, "imaging" means that the light incident on the lens 15 is incident on the CCD 31 through a predetermined optical system composed of a filter, a prism and the like (not shown), converted into an electric signal, and then an image processing circuit. The signal is processed by 33, converted into a file by the microcomputer 39, and stored in the memory 41 as an image file. When image pickup is repeated in this way, a plurality of image files are held in the memory 41.

Subsequently, the image file stored in the memory 41 of the digital camera device 100 is transferred to the portable terminal device 150 and displayed (step 708). That is,
It may be programmed in advance in the microcomputer 39 so that when the mode selection button 55 or the button group 59 of the mobile terminal device 150 is pressed, the screen can be forwarded or returned one screen at a time. it can. As another method, the mark 6 of the confirmation / erasure button 5 of the digital camera device 100 may be aligned with the confirmation mark 8 and the confirmation / erasure button 5 may be pressed to transfer and display one screen at a time.

Thereafter, the process proceeds to step 605 in FIG. 6 and the displayed image can be erased, another image can be confirmed and erased in the same manner. When it is not necessary to display the next image, the operation ends. This digital camera device 10
Since 0 is a disposable type and the memory cannot be pulled out, after the memory 41 is used up, the digital camera device 100 is brought to a store for printing on photographic paper. At the store, the exterior of the digital camera device 100 is removed and printing is performed. After that, the memory 41 is cleared, the power supply circuit 35 is charged, a new exterior is attached, and the digital camera device 100 is resold. In this way, the digital camera device 100 can be reused.

As described above, the digital camera device 100 does not have an image display unit in the main body like the digital camera device 1, so that power consumption can be saved.
The battery can be built in the main body, so it can be manufactured at low cost.

If the outer box part is manufactured so that it can be easily removed, the internal battery is recharged,
By refreshing the memory, the parts can be reused, and when the memory is used up, it can be used as a disposable type digital camera device of a type that is brought to a store and requested to print.

Furthermore, according to the second embodiment, a connection cable is used for confirming a live image, capturing an image, confirming a stored image, erasing, etc. through wireless communication, using the portable terminal device 150 as a remote control. Since it is possible to operate the digital camera device 100 from a distance that does not reach, the work load can be greatly reduced and convenience can be improved.

Since the digital camera device 100 can be remotely operated while the portable terminal device 150 is at hand to check the image including the self, the intended image can be surely taken. It is possible.

The preferred embodiments of the digital camera device according to the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to these examples. It is obvious to those skilled in the art that various changes or modifications can be conceived within the scope of the technical idea described in the claims, and naturally, these are also within the technical scope of the present invention. It is understood that it belongs.

For example, the connection terminal can be connected to another device such as a personal computer such as a USB, or a conversion cable is further connected to confirm and delete the image using another image display device. Doing so is within the scope of the invention. Further, the shape and operation method of the confirmation / deletion button 5 are not limited to this as long as the same function can be realized.

[0069]

As described above, according to the present invention,
The main body is not equipped with an image display unit, but it is connected to a mobile terminal device by a connection terminal and a connection cable or wireless connection, and images are transferred for confirmation and deletion. It is possible to provide a digital camera device having a small work load.

[Brief description of drawings]

FIG. 1 is a schematic perspective view of a case where a digital camera device 1 according to a first embodiment of the present invention and a mobile terminal device 50 are connected.

FIG. 2 is a front view and a rear view of the digital camera device 1.

FIG. 3 is a top view of the digital camera device 1.

FIG. 4 is a bottom view of the digital camera device 1.

FIG. 5 is a block diagram showing the configuration of the digital camera device 1.

FIG. 6 is a flowchart showing the operation of the digital camera device 1.

FIG. 7 is a schematic perspective view of a digital camera device 100 and a mobile terminal device 150 wirelessly connected to each other according to a second embodiment of the present invention.

FIG. 8 is a block diagram showing the configuration of a digital camera device 100.

FIG. 9 is a flowchart showing the operation of the digital camera device 100.

FIG. 10 is a flowchart showing the operation of the digital camera device 100.

[Explanation of symbols]

1 Digital camera device 3 shutters 5 Confirm / Delete button 6 marks 7 finder 8 confirmation mark 9 LCD display 10 erase mark 11 Power switch 12 Shooting mark 13 flash 15 lenses 21 Connection terminal 23 cable

Continued front page    (72) Inventor Takayuki Okubo             1-1-1, Ichigaya-Kagacho, Shinjuku-ku, Tokyo             Dai Nippon Printing Co., Ltd. F-term (reference) 5C022 AA13 AB67 AC42 AC69                 5C052 AB09 CC01 DD02 EE02                 5C053 FA08 KA04 KA24 KA26 LA01                       LA14 LA20                 5K067 AA21 BB04 BB21 DD52 EE02                       EE12 FF02 FF23 KK01 KK13                       KK15

Claims (13)

[Claims] 1. An image pickup means for picking up an image, a memory for holding the picked up image, a connecting means for connecting to a mobile terminal device having a display means, and the connecting means for connecting the image held in the memory. A transfer means for transferring the transferred image to the mobile terminal device via the display device, wherein the display means of the mobile terminal device displays the transferred image. 2. The method according to claim 1, further comprising means for selecting a predetermined image from among the plurality of images held in the memory, wherein the transfer means transfers the predetermined image. Digital camera device. 3. The digital camera device according to claim 1, further comprising erasing means for erasing the image displayed on the display means of the portable terminal device from the memory. 4. An image pickup means for picking up an image, a memory for holding the picked-up image, a connecting means for connecting to a mobile terminal device having a display means, and an instruction from the mobile terminal device, Transfer means for transferring the image held in the memory to the mobile terminal device via the connection means, and the display means of the mobile terminal device displays the transferred image. Digital camera device. 5. The mobile terminal device further comprises means for selecting a predetermined image from among the plurality of images held in the memory, and the transfer means transfers the predetermined image. The digital camera device according to claim 4. 6. In response to an instruction from the mobile terminal device,
The digital camera device according to claim 4, further comprising an erasing unit that erases an image displayed on the display unit of the mobile terminal device from the memory. 7. The digital camera device according to claim 1, wherein the connection unit is a wireless communication unit. 8. The method according to claim 7, further comprising means for selecting a predetermined image from among the plurality of images held in the memory, wherein the transfer means transfers the predetermined image. Digital camera device. 9. The digital camera device according to claim 7, further comprising an erasing unit that erases the image displayed on the display unit of the mobile terminal device from the memory. 10. The digital camera device according to claim 4, wherein the connection unit is a wireless communication unit. 11. A wireless communication means for performing wireless communication with a mobile terminal device having a display means, a transfer means for transferring an image to the mobile terminal device via the wireless communication means, and an instruction from the mobile terminal device. An image pickup means for picking up an image, a memory for holding the picked-up image, and the mobile terminal device for storing the image held in the memory via the wireless communication means in response to an instruction from the mobile terminal device. And a transfer unit for transferring the image to the display unit, wherein the display unit of the mobile terminal device displays the transferred image. 12. The portable terminal device further comprises means for selecting a predetermined image from among the plurality of images held in the memory, and the transfer means transfers the predetermined image. The digital camera device according to claim 10 or 11. 13. The method according to claim 10, further comprising an erasing unit that erases the image displayed on the display unit of the mobile terminal device from the memory in response to an instruction from the mobile terminal device. The digital camera device according to claim 11.