JP4203759B2 - Display device with touch panel - Google Patents

Description

  The present invention relates to a display device with a touch panel, and more particularly to a display device with a touch panel capable of various operations by operating a touch panel located on a display screen.

  Devices such as video players, digital cameras, and other electronic cameras, camera-equipped mobile phones, personal digital assistants (PDAs), and portable game devices are provided with a display device such as a liquid crystal monitor. In, a through image before photographing and a photographed image are displayed.

  By the way, in recent years, downsizing of devices as described above is rapidly progressing. However, for display devices, a larger screen size is desired in order to display powerful and easy-to-view images. Due to this requirement, a display device with a large screen is mounted in the device as described above. However, if the area occupied by the display screen increases with respect to the size of the device body, the grip portion that grips the device during operation becomes smaller. There is a drawback in that the operability of the device is deteriorated because it is difficult for the user to hold the device. Also, there is a problem that a part of the image becomes invisible because the display screen is touched with a hand holding the device.

  Therefore, in order to solve such a problem, the applicant of the present application disclosed in Patent Document 1 enables the reproduction of a powerful image on a large screen monitor during reproduction, and the display screen hidden by the hand holding the camera during photographing. A display device with a touch panel has been proposed in which a part of the touch panel is used as a touch panel on which no screen is displayed and the touch panel portion can be held to improve grip.

According to the display device with a touch panel disclosed in Patent Document 1, a large screen is not necessary because only the composition is confirmed on the display screen and the image is not viewed at the time of shooting. The touch panel is also used as a grip part for reasons of improvement. The image is reduced and displayed on a screen in a range other than that used as a touch panel.
JP-A-11-289484

  However, the display device with a touch panel of Patent Document 1 uses a part of a display screen on which an image is not projected during shooting as a touch panel, but there is no difference that the display screen is operated by directly touching the display screen. Therefore, when an image is displayed on the entire screen during reproduction, a part of the display screen used as a touch panel is soiled by a finger operation, so that there is a problem that it is difficult to see the image displayed on that part. In addition, since the dirt causes external light reflection, there is a problem that it is difficult to see an image due to reflection in bright outdoors.

  The present invention has been made in view of such circumstances, and it is an object of the present invention to provide a display device with a touch panel that can improve grip performance at the time of operation and can prevent screen stains due to finger operation. To do.

The present invention, in order to achieve the above object, possess a device body having a display screen, and a touch panel movable part or into a position away from the position and the display screen covering the whole of the display screen, The touch panel is configured by a light transmissive member, and when the touch panel is positioned at a position covering a part or all of the display screen, the display screen displays an image related to the operation of the touch panel . .

According to the present invention, when the entire image is displayed on the display screen, the touch panel is positioned at a position retracted from the display screen. Thereby, it is possible to realize a large screen during display. When the apparatus main body is gripped and operated, the touch panel is positioned so as to cover a part or all of the display screen, and this touch panel is also used as a grip portion. Thereby, the grip property at the time of operation is improved, and since only the touch panel covering a part or all of the display screen is touched at the time of operation, it is possible to prevent the display screen from being soiled due to a finger operation.

In the present invention , the device main body is formed in a vertically long shape, the display screen is formed in a horizontally long shape, and the touch panel is stored in the device main body and covers a storage position and a part or all of the display screen. It is characterized by being put in and out between.

The present invention specifies the shapes of the apparatus main body and the display screen, that is, the apparatus main body is formed in a vertically long shape, and the display screen is formed in a horizontally long shape. The touch panel is housed in the apparatus main body, and is put in and out between the housing position and a position covering a part or all of the display screen. The touch panel can be suitably used as a grip by taking in and out the touch panel from the lower side to the upper side of the display screen.

In the present invention , the touch panel is configured by a light transmissive member, and when the touch panel is located at a position covering a part or all of the display screen, the display screen displays an image related to the operation of the touch panel. It is characterized by.

According to the present invention, by making a light transmissive touch panel, a screen covered by the touch panel can be viewed via the touch panel, and an image related to the operation of the touch panel is displayed on the screen covered by the touch panel. By displaying, a display device with a touch panel with high operability can be provided.

In the present invention , the touch panel is configured to be movable between a first position covering a part of the display screen and a second position covering an area smaller than a part of the display screen. And a display control means for changing a display form of the display screen in response to the movement from the second position to the first position.

According to the present invention, the touch panel is configured to be movable between a position covering a part of the display screen of the display device and a position covering an area smaller than the part, and in conjunction with the movement of the touch panel. The display mode on the display screen is switched by the display switching means. For example, during operation that does not require a large screen, the touch panel can be positioned so as to cover a part of the display screen, so that a large area can be secured for use as a grip part, improving the grip performance during operation. Can be made. In addition, since only the touch panel covering a part of the display screen is touched during the operation, it is possible to prevent the display screen from being soiled due to the finger operation. The operation image at that time is displayed on the screen excluding the part. On the other hand, if the minimum necessary operation buttons are provided on the touch panel, and the touch panel is located at a position where the operation buttons are exposed, that is, a position covering an area smaller than the part, the operation buttons necessary for reproduction are secured. However, a large screen can be realized.

The present invention is characterized by comprising display control means for changing an aspect ratio of an image displayed on the display screen in accordance with a moving position of the touch panel.

According to the present invention, the aspect ratio of the image is changed so that the image is fully displayed on the display screen excluding the portion where the touch panel overlaps, according to the moving position of the touch panel, so that the image is easy to see. For example, by setting the aspect ratio (aspect ratio) of a display screen that does not overlap the touch panel to 3: 4, a standard size screen can be viewed, and the aspect ratio (aspect ratio) of the display screen that does not overlap the touch panel is set to 9:16. You can switch to a wide screen by setting.

  In order to achieve the above object, the invention according to claim 6 is an apparatus main body having a display screen, a touch panel movable to a position covering a part or all of the display screen and a position retracted from the display screen, And a mode switching means for switching a reproduction mode of image reproduction and music reproduction according to the moving position of the touch panel.

According to the present invention, when the touch panel is located at a position retracted from the display screen, the mode switching unit switches to the image reproduction mode. When the touch panel is located at a position covering the entire display screen, the mode switching means switches to the music playback mode. In this case, on the touch panel, operation buttons operated during music reproduction, as well as operation buttons operated during image reproduction, appear on the display screen. Furthermore, when the touch panel is positioned to cover a part of the display screen, one of the image playback mode and the music playback mode is selected.

In the present invention , the touch panel is configured by a light transmissive member, and when the touch panel is located at a position covering the entire display screen, the mode switching unit switches to the music playback mode, and the display screen is An image related to the music playback mode operation is displayed.

According to the present invention, when the light transmissive touch panel is located at a position covering the front portion of the display screen, the playback mode is switched to the music playback mode by the mode switching means, and the touch screen music playback mode operation is performed on the display screen. An image related to is displayed. For example, when a music selection button formed on the touch panel is operated, a plurality of music is displayed on the display screen, and the music selected from among them can be selected by operating the determination button formed on the touch panel. .

  According to the display device with a touch panel according to the present invention, when the device body is gripped and operated, the touch panel is located at a position covering a part or all of the display screen, and this touch panel is also used as a grip portion. The grip performance at the time is improved, and since only the touch panel covering a part or the whole of the display screen is touched at the time of operation, it is possible to prevent the display screen from being soiled due to the finger operation.

  Hereinafter, preferred embodiments of a display device with a touch panel according to the present invention will be described with reference to the accompanying drawings.

  In the following description, an example in which the display device with a touch panel according to the present invention is applied to a video player capable of reproducing images and a video / audio player capable of reproducing images and music will be described. However, the present invention is not limited thereto. The present invention is not limited to this, and can be applied to portable cameras such as electronic cameras, mobile phones, personal digital assistants (PDAs), portable PCs such as pocket PCs, and touch panels.

  FIG. 1 is a front view of a video player 10 to which the present invention is applied, and FIG. 2 is a longitudinal sectional view thereof. As shown in FIG. 1, a horizontally long monitor (display screen) 12 is provided at the upper front of the video player 10. The monitor 12 is composed of a liquid crystal display (LCD) and has a horizontally long screen as much as possible with respect to the vertically long flat main body 14.

  Further, the monitor 12 has an image of a standard size (aspect ratio 3: 4) shown in FIG. 3 based on a power switch and a screen size switching operation and an operation of a slide lever 18 for moving the touch panel 16 forward and backward with respect to the monitor 12. 4 and a wide size image (aspect ratio 9:16) shown in FIG. 4 can be displayed. In FIG. 2, reference numeral 20 denotes a circuit board on which an electronic circuit is mounted, and reference numeral 22 denotes a built-in HDD (Hard Disc Drive). Reference numeral 24 denotes a speaker disposed at the lower left corner of the apparatus main body 14. In this video player 10, an apparatus main body located below the monitor 12 is used as a grip portion 15, and a slide lever 18 is provided at a position where the video player 10 can be operated with a right hand or a left hand finger holding the grip portion 15.

  The slide lever 18 is provided in an opening 26 formed on the front surface of the apparatus main body 14 so as to be slidable in the vertical direction. The lower “OFF” position 28, the middle “standard” position 30, and the upper “wide” position. 32 is held by a click mechanism (not shown). When the slide lever 18 is held at the “OFF” position 28, the video player 10 is turned off. When the slide lever 18 is held at the “standard” position 30 or the “wide” position 32, the video player 10 is turned off. Is turned on.

  The slide lever 18 and the touch panel 16 are connected inside the apparatus main body 14 as shown in FIG. As shown in FIGS. 3 and 4, the touch panel 16 is disposed in a lower position adjacent to the monitor 12 and is formed in a horizontally long rectangular shape longer than the monitor 12. The touch panel 16 is formed of a plastic plate, and is moved to a retracted position that is housed in the apparatus main body 14 and retracted from the monitor 12 by operating the slide lever 18 to the “OFF” position 28 as shown in FIG. Further, the touch panel 16 is positioned at a first drawer position (first position) that covers the lower side (part) of the monitor 12 by operating the slide lever 18 to the “wide” position 32 as shown in FIG. In addition, when the slide lever 18 is positioned at the “standard” position 30 as shown in FIG. 3, it is a position that covers the lower side of the monitor 12, and the area covered by the touch panel 16 is smaller than the drawing position shown in FIG. It is located at the second drawer position (second position). At the second drawer position shown in FIG. 3, the screen except the screen covered by the touch panel 16 has a screen size corresponding to the standard size (aspect ratio 3: 4), and the first drawer shown in FIG. At the position, the screen excluding the screen covered by the touch panel 16 has a screen size corresponding to the wide size (9:16 aspect ratio).

  Further, the video player 10 has the slide lever 18 located at the “OFF” position 28 shown in FIGS. 1 and 2, the “standard” position 30 shown in FIG. 3, and FIG. 4. Further, a potentiometer 34 for detecting the position at the “wide” position is built in the apparatus main body 14 as shown in FIG. According to the potentiometer 34, one end of the arm 38 is connected to the rotating shaft 36 of the potentiometer 34, and the other end of the arm 38 is engaged with the elongated hole 44 formed in the connecting piece 42 of the touch panel 16 via the pin 40. Has been. Therefore, when the touch panel 16 is moved up and down by the operation of the slide lever 18, the arm 38 and the rotation shaft 36 are rotated in conjunction therewith, and a signal corresponding to the rotation amount, that is, a signal indicating the position of the touch panel 16 is generated. The output from the potentiometer 34 is output to a CPU 50 (see FIG. 6) that controls and controls the video player 10.

  When a signal indicating that the potentiometer 34 is located at the “OFF” position 28 is output to the CPU 50, the CPU 50 turns off the power. When a signal indicating that the potentiometer 34 is located at the “standard” position 30 is output from the potentiometer 34, the CPU 50 recognizes that the standard screen has been selected, and displays the image displayed on the monitor 12 as a standard image shown in FIG. Set to size (aspect ratio 3: 4). As a result, the standard size image is also fully displayed on the standard size screen excluding the screen covered by the touch panel 16. Further, when the potentiometer 34 outputs a signal indicating that it is positioned at the “wide” position 32 to the CPU 50, the CPU 50 recognizes that the wide screen is selected, and displays the image displayed on the monitor 12 as shown in FIG. 4. Set to size (aspect ratio 9:16). As a result, the same wide-size image is displayed in full on the wide-size screen excluding the screen covered by the touch panel 16. That is, the CPU 50 has a function of display control means.

  The images shown in FIGS. 3 and 4 are set to a size that does not hide the image by the touch panel 16, but if the touch panel 16 is light transmissive, the image hidden by the touch panel 16 is passed through the touch panel 16. Since it can be seen, it is not necessary to hide the screen covered with the touch panel 16.

  As shown in FIG. 4, the touch panel 16 has a start button 52, a stop button 54, a pause button 56, a rewind button 58, a menu selection button 60, a top button 62, and a cross key button 64 that are operated when an image is reproduced. It is arranged at the position. These buttons 52 to 64 have a start button 52, a stop button 54, a pause button 56, and a rewind button 58 exposed on the monitor 12 in the standard size shown in FIG. 3, and are shown in FIG. All buttons 52 to 64 are exposed on the monitor 12 in the wide size. The CPU 50 shown in FIG. 6 changes the contents displayed on the monitor 12 in accordance with signals received from these buttons 52 to 64. As a finger detection method using these buttons 52 to 64, various means such as a resistance film type, a capacitance type, an ultrasonic type, and an optical type can be used.

  Moreover, as a display format of each button 52-64, the touch panel 16 is comprised with a light-transmitting member, and only the frame of each button 52-64 is displayed on this touch panel 16, and the symbol and character in a frame (for operation of a touch panel). (Corresponding to a related image) may be displayed on the monitor 12 so as to correspond to the position of the frame. Further, all of the frame, symbols, and characters may be displayed on the monitor 12 and the transparent buttons 52 to 64 may be formed on the touch panel 16. Alternatively, the image may be set to be displayed on the full screen monitor 12 shown in FIG. As a result, a large screen at the time of reproduction can be realized, and the image is displayed on the full screen on the monitor 12, so that a powerful image can be viewed. In this case, since the slide lever 18 functions only as a screen size switching member, a separate power switch is required.

  FIG. 6 is a block diagram showing the overall configuration of the video player 10.

  As shown in the figure, the CPU 50 is connected to each block of the video player 10 via a bus 66 and performs overall control of each block based on operation input from the touch panel 16 via the touch panel I / F 68.

  The EEPROM 70 stores a control program for the video player 10 and various setting data necessary for the control. The power supply circuit 72 supplies power to each block of the video player 10.

  Image data and audio data of still images and moving images are recorded in the HDD 22. The image data read from the HDD 22 is decompressed by the compression / decompression circuit 74 and then converted into a video signal by the video transfer circuit 76. Is done. Then, after encoding by the digital video encoder 78, the image is synthesized by the PinP synthesis unit 80 and output to the monitor 12 of the video player 10. The video signal converted by the video transfer circuit 76 is temporarily recorded in the buffer memory 82. On the other hand, the audio signal read from the HDD 22 is output to the speaker 24 via the sound generator 84, and sound is generated from the speaker 24.

  Next, the operation of the video player 10 configured as described above will be described.

  A touch panel 16 provided in front of the video player 10 is a first drawer that covers the storage position retracted from the display screen of the monitor 12 as shown in FIG. 1 and a part of the display screen of the monitor 12 as shown in FIGS. The position can be moved to the second drawing position.

  When the video player 10 moves the slide lever 18 from the “OFF” position 28 in FIG. 1 to the “standard” position 30 in FIG. 3, the power is turned on and the standard of the monitor 12 not covered by the touch panel 16 is turned on. The standard size screen is fully displayed on the size screen as shown in FIG. Further, when the slide lever 18 is moved from the “standard” position 30 in FIG. 3 to the “wide” position 32 in FIG. 4, the wide size screen is displayed on the wide size screen of the monitor 12 that is not covered by the touch panel 16. Will be displayed in full.

  As described above, when the image is reproduced, the touch panel 16 is positioned at the first and second pulling positions that cover a part of the display screen of the monitor 12, thereby reducing the area used as the grip portion by the pulling area of the touch panel 16. Can only be taken widely. Therefore, it is possible to improve the grip performance when the video player 10 is played back. Further, since only the buttons 62 to 64 of the touch panel 16 covering a part of the monitor 12 are touched during the reproduction operation, the monitor 32 can be prevented from being soiled due to the finger operation.

  In the video player 10 according to the embodiment, the apparatus main body 14 is formed in a vertically long shape, and the monitor 12 is formed in a horizontally long shape. The touch panel 16 is housed in the apparatus main body 14 and is taken in and out between the housing position and the first and second drawer positions covering a part of the display screen. As shown in FIGS. 3 and 4, the touch panel 16 can be suitably used as a grip since the grip portion 15 is formed below the monitor 12 by inserting and removing the touch panel 16 from the lower side of the monitor 12.

  FIGS. 7 and 8 show a video / audio player 100 according to another embodiment. The same or similar members as those of the video player 10 shown in FIGS.

  The video / audio player 100 shown in FIG. 7 has a function of a changeover switch for the slide lever 18 to switch between the image playback mode and the music playback mode, the image playback mode position 102 shown in FIG. 7, and the music playback shown in FIG. The mode position 104 is locked by a click mechanism (not shown). The main body 14 of the video / audio player 100 is provided with a power switch 105.

  The light-transmissive touch panel 16 that is linked to the slide operation of the slide lever 18 has a start button 52, a stop button 54, a pause button 56, and a rewind button 58 that are located on the monitor 12 in the image reproduction mode of FIG. A music operation cross key button 106 and a determination button 108 are provided on the monitor 12 in the music playback mode of FIG.

  In the music playback mode of FIG. 8, the touch panel 16 covers the entire screen of the monitor 12. When a song is selected by operating the cross key button 106, a plurality of songs (images related to the touch panel music playback mode operation) are displayed on the monitor 12 as characters in the areas 110, 112, 114, 116, and 118 in FIG. Further, by operating the cross key button 106, these music pieces can be scroll-displayed on the monitor 12. Further, after the cursor is moved to the music to be heard by operating the cross key button 106, the music can be selected by operating the decision button 108.

  FIG. 9 is a block diagram showing the overall configuration of the video / audio player 100. The same or similar members as those in the block diagram shown in FIG.

  As shown in FIG. 9, the music data read from the HDD 22 is decompressed by the compression / decompression circuit 120, reproduced by the audio data reproduction circuit 122, and output to the speaker 24 via the sound generator 84.

  According to the video / audio player 100 configured as described above, the entire screen of the monitor 32 is covered with the touch panel 16 in the music playback mode of FIG. can do. Therefore, the grip property at the time of music reproduction operation can be improved.

  The video player 150 shown in FIGS. 10 and 11 has a horizontally long apparatus main body 152 provided with a horizontally long monitor 154. The touch panel 16 is put in and out between a position retracted from the monitor 154 shown in FIG. 10 from the right side of the monitor 154 and a position covering a part of the monitor 154 shown in FIG. The touch panel 16 is inserted and removed by a slide operation of a lever 156 provided on the upper surface of the apparatus main body 152.

  According to this video player 150, when the power switch 158 is turned on, an image is displayed on the monitor 154, and the touch panel 16 is positioned so as to cover a part of the monitor 154 by sliding the lever 156 to the left as shown in FIG. Then, the start button 52, stop button 54, pause button 56, and rewind button 58 exposed at that time can be operated.

The front view of the video player which concerns on embodiment of this invention 1 is a longitudinal sectional view of the video player shown in FIG. 1 is an illustration of the video player in FIG. 1 displaying a standard size image on a monitor. 1 is an explanatory diagram in which the video player in FIG. Explanatory drawing which shows the structure of the potentiometer which detects the position of a touch panel The block diagram which showed the whole structure of the video player of FIG. Front view showing an embodiment of a video / audio player FIG. 7 is a front view of the video / audio player in the state of being switched to the music playback mode. Block diagram showing the overall configuration of the video / audio player of FIG. Front view showing another embodiment of the video player Front view showing another embodiment of the video player

Explanation of symbols

  DESCRIPTION OF SYMBOLS 10 ... Video player, 12 ... Monitor, 14 ... Apparatus main body, 15 ... Grip part, 16 ... Touch panel, 18 ... Slide lever, 22 ... HDD, 34 ... Potentiometer, 50 ... CPU50, 52 ... Start button, 54 ... Stop button, 56 ... Pause button, 58 ... Rewind button, 60 ... Menu selection button, 62 ... Top button, 64 ... Cross key button, 100 ... Video / audio player

Claims (10)

An apparatus body having a display screen;
A touch panel that can move to a position that covers part or all of the display screen and a position that is retracted from the display screen ;
The touch panel is made of a light transmissive member, and when the touch panel is positioned at a position covering a part or all of the display screen, the display screen displays an image related to the operation of the touch panel. Display device with touch panel.   The device main body is formed in a vertically long shape, the display screen is formed in a horizontally long shape, and the touch panel is stored in the device main body and is put in and out between a storage position and a position covering a part or all of the display screen. The display device with a touch panel according to claim 1. An apparatus body having a display screen;
A touch panel that can move to a position that covers part or all of the display screen and a position that is retracted from the display screen;
The device main body is formed in a vertically long shape, the display screen is formed in a horizontally long shape, and the touch panel is stored in the device main body and is put in and out between a storage position and a position covering a part or all of the display screen. And
The touch panel is configured to be movable between a first position that covers a part of the display screen and a second position that covers an area smaller than a part of the display screen, from the second position of the touch panel. A display device with a touch panel, comprising display control means for changing a display form of the display screen in response to movement to a first position. An apparatus body having a display screen;
A touch panel that can move to a position that covers part or all of the display screen and a position that is retracted from the display screen;
A display device with a touch panel, comprising display control means for changing an aspect ratio of an image displayed on the display screen in accordance with a movement position of the touch panel. The device main body is formed in a vertically long shape, the display screen is formed in a horizontally long shape, and the touch panel is stored in the device main body and is put in and out between a storage position and a position covering a part or all of the display screen. The display device with a touch panel according to claim 4. The touch panel is configured to be movable between a first position that covers a part of the display screen and a second position that covers an area smaller than a part of the display screen, from the second position of the touch panel. The display device with a touch panel according to claim 5, further comprising display control means for changing a display form of the display screen in response to the movement to the first position. An apparatus body having a display screen;
A touch panel movable to a position covering a part or all of the display screen and a position retracted from the display screen;
Mode switching means for switching the playback mode of image playback and music playback according to the moving position of the touch panel;
A display device with a touch panel, comprising: The touch panel is constituted by a light transmissive member, and when the touch panel is located at a position covering the entire display screen, the mode switching unit switches to a music playback mode, and the display screen is operated in a music playback mode of the touch panel. The display device with a touch panel according to claim 7 , wherein an image related to the display is displayed. An apparatus body having a display screen;
A touch panel that can move to a position that covers part or all of the display screen and a position that is retracted from the display screen;
The device body is formed in a vertically long shape, the display screen is formed in a horizontally long shape, and the touch panel is housed in the device body and slides between a housed position and a position covering a part or all of the display screen. A display device with a touch panel, which is inserted and removed by operating a lever. The display device with a touch panel according to claim 9, further comprising mode switching means for switching a reproduction mode of image reproduction and music reproduction in accordance with a moving position of the touch panel.

Images