JP2011175120A - Display device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a display device with a user interface, in which a user does not have to touch a display section by a hand, and excellent usability is achieved. <P>SOLUTION: The display device includes: the display section 8 for displaying an image; a tilt sensor 52 for detecting tilt of the display section; and a display control section 36 for moving an image displayed on the display section 8, according to the tilt of the display section 8 to a reference plane. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a display device.

  A display device including a display unit that electrically displays an ornamental image is known (see, for example, Patent Document 1).

JP 2001-67004 A

  By the way, in such a display device, in consideration of the beauty at the time of image appreciation, a design is made such that an operation switch or the like is not arranged on the front surface of the device provided with a display unit. There is also an apparatus that employs a configuration in which the entire display unit is a touch sensor from the viewpoint of improving usability. However, when the touch sensor is used, the user's hand bubble or fingerprint is likely to adhere to the display unit, and the display unit may be damaged.

  An object of the present invention is to provide a display device having a user interface that can realize high usability without requiring a user to touch a display unit with a hand.

  The display device of the present invention includes a display unit that displays an image, a tilt sensor that detects the tilt of the display unit, and a movement of the image displayed on the display unit according to the tilt of the display unit with respect to a reference plane. And an image moving unit for performing the operation.

  The display device of the present invention includes a display unit that displays an image, a tilt sensor that detects the tilt of the display unit, and an image displayed on the display unit according to the tilt of the display unit with respect to a reference plane. And a processing unit that performs at least one of enlargement, reduction, and selection.

  The display device according to the present invention is based on a main body including a display unit for displaying an image, a mounting unit for mounting the main body, and a state of the main body when the main body is mounted on the mounting unit. And a tilt sensor for detecting the tilt of the display unit, and an image moving unit for moving the image displayed on the display unit according to the tilt.

  The display device according to the present invention is based on a main body including a display unit for displaying an image, a mounting unit for mounting the main body, and a state of the main body when the main body is mounted on the mounting unit. A tilt sensor that detects the tilt of the display unit, and a processing unit that performs at least one of enlargement, reduction, and selection of the image displayed on the display unit according to the tilt. It is characterized by.

  According to the display device of the present invention, it is not necessary for the user to touch the display unit by hand, and a user interface having high usability can be realized.

It is a perspective view which shows the external appearance of DPF which concerns on the 1st Embodiment of this invention. It is a figure which shows the back surface of DPF which concerns on the 1st Embodiment of this invention. It is a block diagram which shows the system configuration | structure of DPF which concerns on the 1st Embodiment of this invention. It is a figure which shows the thumbnail display in the LCD display part of DPF which concerns on the 1st Embodiment of this invention. It is a figure which shows the movement process of the thumbnail image in the LCD display part of DPF which concerns on the 1st Embodiment of this invention. It is a figure which shows the movement process of the thumbnail image in the LCD display part of DPF which concerns on the 1st Embodiment of this invention. It is a figure which shows the thumbnail display in the LCD display part of DPF which concerns on the 1st Embodiment of this invention. It is a figure which shows the selection process of the image in the LCD display part of DPF which concerns on the 1st Embodiment of this invention. It is a figure which shows the expansion process of the image in the LCD display part of DPF which concerns on the 1st Embodiment of this invention. It is a figure which shows the reduction process of the image in the LCD display part of DPF which concerns on the 1st Embodiment of this invention. It is a figure which shows the movement process of the thumbnail image in the LCD display part of DPF which concerns on the 2nd Embodiment of this invention. It is a figure which shows the movement process of the thumbnail image in the LCD display part of DPF which concerns on the 2nd Embodiment of this invention. It is a figure which shows the selection process of the image in the LCD display part of DPF which concerns on the 2nd Embodiment of this invention. It is a figure which shows the expansion process of the image in the LCD display part of DPF which concerns on the 2nd Embodiment of this invention. It is a figure which shows the reduction process of the image in the LCD display part of DPF which concerns on the 2nd Embodiment of this invention.

  A digital photo frame (hereinafter referred to as DPF) according to a first embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing an appearance of a DPF according to an embodiment. The DPF 2 includes a device main body 4, and the device main body 4 can be detachably mounted on the cradle 6. FIG. 1 shows a state in which the apparatus main body 4 is removed from the cradle 6.

  In addition, an LCD display unit 8 for electrically displaying information such as images and time is provided on the front surface of the apparatus body 4, and a USB connector 10 to which a PC or USB device is connected is provided on the side surface of the apparatus body 4. A card slot 12 for inserting a memory card or the like in which data such as an image is stored is provided. A connector 14 that receives power supply via a connector 18 of the cradle 6 is provided on the bottom surface of the apparatus body 4. The cradle 6 is connected to an AC adapter 16 that obtains power from an external commercial power source, and supplies power to the DPF 2 via a connector 18. The cradle 6 is provided with a support plate 20 that supports the apparatus main body 4 when the apparatus main body 4 is placed.

  FIG. 2 is a diagram illustrating a back surface of the DPF according to the embodiment. On the back of the apparatus main body 4, a power switch 28 for switching the power on / off state of the DPF 2, an operation key 30 used for enabling the operation related to the operation, setting the function of the DPF 2, and displaying the LCD display unit 8. A mode switching button 32 for switching the operation mode is provided.

  FIG. 3 is a block diagram showing a system configuration of the DPF according to the first embodiment. The DPF 2 includes a CPU 34. The CPU 34 includes an image and information displayed on the LCD display unit 8, a display control unit 36 that performs display control such as display brightness, color and tone of the displayed image, and the like on the LCD display unit 8. Includes a buffer memory 40 that temporarily stores images to be displayed, a JPEG decoder that reproducibly expands image data compressed in JPEG format, and an MPEG decoder that reproducibly expands video data compressed in MPEG format The apparatus main body 4 is mounted on the cradle 6 via the power supply control unit 44 and the connector 14 which are supplied with power from the cradle 6 via the decoder 42 and the connector 14 and control the power of the DPF 2. A connection detection unit 46 that detects whether the image is input, and an output condition setting unit 4 that sets an output condition of an image input by the operation key 30 , DPF 2 function settings and internal memory 50 for storing data including information images representing date and time, USB controller 56 for controlling USB devices connected to USB connector 10, memory inserted in card slot 12 A card controller 58 that controls the card and the like, and an I / F driver 60 that receives an operation by the operation unit 59 are connected. Here, the operation unit 59 includes a power switch 28, an operation key 30, and a mode switching button 32.

  In addition, a battery 62 that supplies power to the DPF 2 via the CPU 34 when the apparatus main body 4 is removed from the cradle 6 is connected to the power control unit 44. When the apparatus main body 4 is placed on the cradle 6, the battery 62 may be charged in addition to supplying power to the DPF 2 via the CPU 34. Further, the cradle 6 is provided with a connector 18 and connected to the AC adapter 16 via a power connector 64.

  Next, the operation of the DPF with the apparatus main body according to the embodiment removed from the cradle will be described with reference to the drawings. When it is detected by the connection detection unit 46 that the apparatus main body 4 is detached from the cradle 6, the power control unit 44 supplies power to the apparatus main body 4 using the battery 62.

  Here, the display of the LDC display unit 8 in FIG. 4, FIG. 5 (b), FIG. 6 (b), FIG. 8 (b), FIG. 9 (b), and FIG. The state which looked down at the part 8 is shown. In the following description, the tilt direction detected by the tilt sensor 52 is expressed using the top, bottom, left, and right in these drawings. In the present embodiment, the apparatus main body 4 having the LCD display unit 8 with the horizontal plane as a reference plane. The inclination is detected in the upward direction, the downward direction, the left direction, and the right direction.

  As shown in FIG. 4, thumbnails of images are displayed on the LCD display unit 8 in a layout arranged in a line in the horizontal direction by the display control unit 36 based on the setting in the output condition setting unit 48. Here, “Image # 18/320” indicates that the number of images that can be displayed as thumbnails is 320, and the 18th image is currently selected in the thumbnail display. In addition, the thumbnail image of the selected image is displayed in the center, and is displayed larger than the other thumbnail images. Further, the 19th thumbnail image is displayed on the right side of the 18th thumbnail image, and the 17th thumbnail image is displayed on the left side.

  When the thumbnail display shown in FIG. 4 is performed, when the left side of the apparatus body 4 is tilted downward as viewed from the user as shown by the arrow in FIG. Detect that it has fallen down with respect to the horizontal plane. In this case, the display control unit 36 performs a thumbnail image sending operation based on the detected inclination as shown in FIG. 5B, that is, a process of moving the thumbnail displayed image to the left. Accordingly, as shown in FIG. 5B, one thumbnail moves to the left and the 19th thumbnail image is selected. In addition, the left arrow 66 indicating the left direction is displayed larger than the right arrow 68 indicating the right direction in order to indicate that the thumbnail image is moving in the left direction.

  In addition, when the thumbnail display shown in FIG. 4 is performed, if the right side of the apparatus main body 4 is tilted downward as viewed from the user as shown by the arrow in FIG. Detect that the right side has dropped below the horizontal plane. In this case, the display control unit 36 performs a thumbnail image returning operation based on the detected inclination as shown in FIG. 6B, that is, a process of moving the thumbnail displayed image to the right. Accordingly, as shown in FIG. 6B, one thumbnail is moved to the right and the 17th thumbnail image is selected. Further, the right arrow 68 is displayed larger than the left arrow 66 to indicate that the thumbnail image is moving in the right direction.

  In the thumbnail image moving process shown in FIG. 5 and FIG. 6, the moving number of thumbnail images may be increased as the inclination is increased, or the moving speed of the thumbnail image may be increased as the inclination is increased. At this time, the number of moving sheets or moving speed in two to three stages may be set according to the inclination. Further, in the thumbnail image moving process shown in FIGS. 5 and 6, the configuration in which thumbnails of images are displayed in a layout arranged in a row in the horizontal direction has been described as an example. However, as shown in FIG. Image thumbnails may be displayed in a line-up layout, or image thumbnails may be displayed in a line-up layout in a diagonal direction.

  When performing thumbnail display of images with a layout arranged in a line in the vertical direction as shown in FIG. 7, for example, when the tilt sensor 52 detects that the upper side of the apparatus body 4 has dropped below the horizontal plane, The display control unit 36 performs a thumbnail image sending operation based on the detected inclination. Further, when the tilt sensor 52 detects that the lower side of the apparatus main body 4 is lowered with respect to the horizontal plane, the display control unit 36 performs a thumbnail image returning operation based on the detected tilt.

  Further, when the thumbnail display shown in FIG. 4 is performed, when the apparatus main body 4 is pulled forward as viewed from the user as shown by the arrow in FIG. 8A, that is, when the lower side of the apparatus main body 4 is lowered. The tilt sensor 52 detects that the lower side of the apparatus body 4 has been lowered with respect to the horizontal plane. Therefore, the display control unit 36 switches to the single image display selected in the thumbnail display based on the detected inclination as shown in FIG.

  When an acceleration sensor or an angular velocity sensor is provided, an operation of pulling the apparatus main body 4 toward the user as viewed from the user may be detected by the acceleration sensor or the angular velocity sensor. In this case, the image selected in the thumbnail display based on the detected acceleration or angular velocity is switched to single image display.

  Further, when the single image display shown in FIG. 8B is performed, as shown by the arrow in FIG. 9A, the operation of pulling the device main body 4 toward the user as viewed from the user, that is, under the device main body 4 When the side is lowered with respect to the horizontal plane, the tilt sensor 52 detects that the lower side of the apparatus main body 4 has been lowered with respect to the horizontal plane. Accordingly, the display control unit 36 enlarges and displays the image displayed in the single image display based on the detected inclination as shown in FIG. 9B.

  Further, when the enlarged display shown in FIG. 9B is performed, as shown by the arrow in FIG. 10A, the operation of moving the device main body 4 away from the user, that is, the device main body 4 with respect to the reference plane. Is lowered with respect to the horizontal plane, the tilt sensor 52 detects that the upper side of the apparatus body 4 has been lowered with respect to the horizontal plane. Therefore, the display control unit 36 performs reduction display of the image that is being enlarged and displayed based on the detected inclination as shown in FIG.

  Further, the operation mode may be changed to the enlarged image movement mode by the mode switching button 32. In this case, when the enlargement display shown in FIG. 9B is performed, if the inclination sensor 52 detects the inclination, the display position of the image being enlarged is moved according to the direction in which the inclination is detected. I do. At this time, the image display position may be moved at a constant speed during which the tilt is detected, or the speed at which the image display position is moved may be increased as the detected tilt is larger. In addition, in the enlargement process or reduction process of an image that is displayed as a single image as shown in FIGS. 9B and 10B, the enlargement ratio or reduction ratio of the image may be increased as the inclination increases. At this time, you may set the expansion rate or reduction rate of 2 to 3 steps according to inclination.

  9B and 10B, when the apparatus main body 4 includes the acceleration sensor or the angular velocity sensor in the enlargement process or reduction process of the image displaying one image, the user sees it. The motion of pulling the device body 4 forward and the motion of moving the device body 4 away may be detected by an acceleration sensor or an angular velocity sensor. In this case, enlargement display and reduction display of the image are performed based on the detected acceleration or angular velocity, respectively. At this time, the enlargement / reduction ratio may be increased as the detected acceleration or angular velocity increases.

  Further, in each of the processes described above, in order to prevent an operation unintended by the user, when the inclination is equal to or smaller than the threshold value, the operation based on the inclination detected by the inclination sensor 52 may not be performed, and the operation key 30 is pressed. The operation based on the tilt detected by the tilt sensor may be valid only when When the operation is performed only when the operation key 30 is pressed in the thumbnail image movement process and the display position movement process of the enlarged image, the movement process is stopped when the operation key 30 is stopped. be able to. Therefore, a desired thumbnail image or an enlarged image of the display range can be displayed.

  When an acceleration sensor or an angular velocity sensor is provided, the movement processing may be stopped based on the detected acceleration or angular velocity in the thumbnail image movement processing and the enlarged image display position movement processing. In this case, the acceleration sensor or the angular velocity sensor detects, for example, an acceleration or an angular velocity based on an operation of tapping the apparatus main body 4 or an operation of moving the apparatus main body 4 in the direction opposite to the moving direction of the image, and the display control unit 36 moves. Stop processing.

  In the above-described embodiment, the tilt sensor 52 has been described as a configuration that detects the tilt using the horizontal plane as a reference plane. However, the tilt sensor 52 may detect the tilt using a plane tilted at a predetermined angle from the horizontal plane as a reference plane.

  Next, a DPF according to a second embodiment of the present invention will be described with reference to the drawings. In the first embodiment, the operation in a state where the apparatus main body 4 is detached from the cradle 6 has been described. In the second embodiment, the operation in a state where the apparatus main body 4 is placed on the cradle 6. Will be described. Therefore, a detailed description of the same configuration as that of the first embodiment is omitted, and only different portions will be described in detail. Further, the same components as those in the first embodiment will be described with the same reference numerals.

  When the connection detection unit 46 detects that the apparatus main body 4 is placed on the cradle 6, the power supply control unit 44 supplies the power supplied from the cradle 6 to the apparatus main body 4 via the connector 14. To do.

  Here, the display of the LDC display unit 8 in FIGS. 4, 11 (b), 12 (b), 13 (b), 14 (b), and 15 (b) The display of the LCD display part 8 of the state mounted in FIG. In the following description, it is assumed that the tilt direction detected by the tilt sensor 52 is represented using the top, bottom, left, and right in these drawings.

  Further, for example, as shown in FIG. 13A, the apparatus main body 4 is supported by the support plate 20 when placed on the cradle 6, and the horizontal surface of the LCD display unit 8 is predetermined from the vertical direction. The angle will be inclined. In the present embodiment, the tilt sensor 52 detects the tilt in the forward direction, the backward direction, the left direction, and the right direction with the LCD display unit 8 and the horizontal plane in a state where the apparatus main body 4 is placed on the cradle 6 as a reference plane. It shall be.

  When the apparatus main body 4 is placed on the cradle 6 and the thumbnail display shown in FIG. 4 is performed, the upper left of the apparatus main body 4 is moved by the user's finger or the like as shown by the arrow in FIG. When pushed, the device body 4 tilts to the left with the cradle 6 as a fulcrum. In this case, the tilt sensor 52 detects that the apparatus body 4 is tilted to the left in a reference plane horizontal to the LCD display unit 8. Accordingly, the display control unit 36 performs a thumbnail image sending operation based on the detected inclination as shown in FIG. 11B, that is, a process of moving the thumbnail displayed image to the left. Here, FIG. 11B shows a display on the LCD display unit 8 with one thumbnail moved to the left and the 19th thumbnail image selected. Further, the left arrow 66 is displayed larger than the right arrow 68 to indicate that the thumbnail image is moving in the left direction.

  Further, when the thumbnail display shown in FIG. 4 is performed in a state where the apparatus main body 4 is placed on the cradle 6, as shown by the arrow in FIG. When the upper right is pressed, the apparatus body 4 tilts to the right with the cradle 6 as a fulcrum. In this case, the tilt sensor 52 detects that the apparatus main body 4 is tilted to the right within a reference plane horizontal to the LCD display unit 8. Accordingly, the display control unit 36 performs a thumbnail image returning operation based on the detected inclination as shown in FIG. 12B, that is, a process of moving the thumbnail displayed image to the right. Here, FIG. 12B shows the display on the LCD display unit 8 in a state where one thumbnail is moved to the right and the 17th thumbnail image is selected. Further, the right arrow 68 is displayed larger than the left arrow 66 to indicate that the thumbnail image is moving in the right direction.

  Note that in the thumbnail image moving process shown in FIGS. 11B and 12B, the number of thumbnail images to be moved may be increased as the inclination is increased, and the moving speed of the thumbnail image is increased as the inclination is increased. May be. At this time, the number of moving sheets or moving speed in two to three stages may be set according to the inclination. Further, the apparatus main body 4 can be tilted to a predetermined angle of less than 90 ° where the apparatus main body 4 does not fall down, and the maximum angle that can be tilted is preferably 30 ° or less, and more preferably 10 ° or less. preferable.

  Further, when the thumbnail display shown in FIG. 4 is performed with the apparatus main body 4 placed on the cradle 6, the user pulls the apparatus main body 4 forward as shown by the arrow in FIG. When the operation is performed, the tilt sensor 52 detects that the apparatus main body 4 is tilted forward with respect to the reference plane. Accordingly, the display control unit 36 switches to the single image display selected in the thumbnail display based on the detected inclination as shown in FIG.

  Further, when the single display shown in FIG. 13B is performed in a state where the apparatus main body 4 is placed on the cradle 6, the user can display the apparatus main body 4 as indicated by the arrow in FIG. When the operation of pulling the front is performed, the tilt sensor 52 detects that the apparatus main body 4 is tilted forward with respect to the reference plane. Accordingly, as shown in FIG. 14B, the display control unit 36 enlarges and displays an image displayed in the single image display based on the detected inclination.

  Further, when the enlarged display shown in FIG. 14B is performed in a state where the apparatus main body 4 is placed on the cradle 6, the user can move the front of the apparatus main body 4 as indicated by the arrow in FIG. When the upper part of the LCD display unit 8 is pushed, the tilt sensor 52 detects that the apparatus body 4 is tilted rearward with respect to the reference plane. Then, as shown in FIG. 15B, the display control unit 36 performs reduction display of the image that is being enlarged and displayed based on the detected inclination.

  Further, the operation mode may be changed to the enlarged image movement mode by the mode switching button 32. In this case, when the apparatus body 4 is placed on the cradle 6 and the enlarged display shown in FIG. 9B is performed, when the inclination sensor 52 detects the inclination, the direction in which the inclination is detected. The display position of the enlarged image is moved in accordance with. At this time, the image display position may be moved at a constant speed during which the tilt is detected, or the speed at which the image display position is moved may be increased as the detected tilt is larger.

  In addition, in the enlargement process or the reduction process of the image displaying one image shown in FIGS. 14B and 15B, the enlargement or reduction ratio of the image may be increased as the inclination increases. At this time, you may set the expansion rate or reduction rate of 2 to 3 steps according to inclination.

  When an acceleration sensor or an angular velocity sensor is provided, the movement processing may be stopped based on the detected acceleration or angular velocity in the thumbnail image movement processing and the enlarged image display position movement processing. In this case, the acceleration sensor or the angular velocity sensor detects an acceleration or an angular velocity based on, for example, an operation of tapping the apparatus body 4 or an operation of moving the apparatus body 4 in the direction opposite to the moving direction of the image, and stops the movement process. Each process in the above-described embodiment may be effective only when the connection detection unit 46 detects the connection between the apparatus main body 4 and the cradle 6.

  According to the DPF according to each of the above-described embodiments, the user can perform an intuitive operation because the image is moved in the direction in which the inclination is detected.

  In each of the above-described embodiments, when thumbnail image movement processing is performed, a USB device connected to the USB connector 10, a memory card inserted into the card slot 12, and image data stored in the internal memory 50 are stored. The thumbnail image moving process may be temporarily stopped for each classification information. Here, as the classification information, for example, the shooting date of the image, the camera used for shooting the image, the file folder storing the image data of the image, the aspect ratio information of the image, the event name associated with the image, etc. Can be mentioned. Further, only one of these classification information may be used, or two or more classification information may be used in combination.

DESCRIPTION OF SYMBOLS 2 ... DPF, 4 ... Apparatus main body, 6 ... Cradle, 8 ... LCD display part, 14 ... Connector, 20 ... Support plate, 34 ... CPU, 36 ... Display control part, 46 ... Connection detection part, 52 ... Tilt sensor

Claims (18)

A display for displaying an image;
An inclination sensor for detecting the inclination of the display unit;
A display device comprising: an image moving unit configured to move an image displayed on the display unit according to an inclination of the display unit with respect to a reference plane.   The display device according to claim 1, wherein the image moving unit moves an image group in which a plurality of images are displayed in a certain direction in a direction in which the display unit is lowered.   The display device according to claim 1, wherein the image moving unit moves a display position of the image enlarged and displayed on the display unit in a direction in which the display unit is lowered.   The display device according to claim 1, wherein the image moving unit sets a moving amount of the image according to a magnitude of an inclination of the display unit with respect to the reference plane. . A sensor that detects vertical or horizontal acceleration or angular velocity with respect to the display surface of the display unit;
5. A processing unit that performs at least one of enlargement, reduction, and selection of the image displayed on the display unit according to the acceleration. 5. Display device.   The display device according to claim 5, wherein the processing unit sets a magnification rate or a reduction rate of the image according to a magnitude of the acceleration or the angular velocity. A display for displaying an image;
An inclination sensor for detecting the inclination of the display unit;
A display device comprising: a processing unit that performs at least one of enlargement, reduction, and selection of an image displayed on the display unit according to an inclination of the display unit with respect to a reference plane.   The display device according to claim 7, wherein the processing unit sets an enlargement rate or a reduction rate of the image according to a magnitude of an inclination of the display unit with respect to the reference plane. A contact detection unit provided on a side surface or a back surface of a surface provided with a display surface of the display unit;
The display according to any one of claims 1 to 8, further comprising an activation control unit that validates the processing by the image moving unit and the processing unit based on a detection result by the contact detection unit. apparatus. A main body including a display unit for displaying an image;
A mounting section for mounting the main body;
A tilt sensor that detects the tilt of the display unit with reference to the state of the main body when the main body is mounted on the mounting unit,
An image moving unit that moves an image displayed on the display unit according to the tilt. The tilt sensor detects a tilt in the left-right direction of the display unit when the main body is mounted on the mounting unit.
11. The image moving unit moves an image group in which a plurality of images are displayed in a certain direction or a display position of the enlarged image in the direction in which the display unit is lowered. Display device.   The display device according to claim 12 or 13, wherein the image moving unit sets a moving amount of the image according to a magnitude of the tilt detected by the tilt sensor.   The display device according to claim 10, wherein the inclination is a predetermined angle of less than 90 degrees. A main body including a display unit for displaying an image;
A mounting section for mounting the main body;
A tilt sensor that detects the tilt of the display unit with reference to the state of the main body when the main body is mounted on the mounting unit,
A display device comprising: a processing unit that performs at least one of enlargement, reduction, and selection of the image displayed on the display unit according to the tilt. The tilt sensor detects the tilt in the front-rear direction of the display unit when the main body is mounted on the mounting unit.
The display device according to claim 14, wherein the processing unit sets an enlargement ratio or a reduction ratio of the image according to a magnitude of the inclination detected by the inclination sensor. A connection detection unit for detecting connection between the main body and the mounting unit;
The activation control part which validates the process by the said image moving part and the said process part based on the state of the connection detected by the said connection detection part is provided, The claim 1 characterized by the above-mentioned. The display device described.   The display device according to claim 2, wherein the image moving unit temporarily stops moving the image group based on the classification information of the image.   The classification information includes the shooting date of the image, the camera used for shooting the image, the file folder storing the image data of the image, the aspect ratio information of the image, and the event name associated with the image. The display device according to claim 17, wherein at least one of the display devices is included.

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