WO2006057101A1 - 合焦エリア調節カメラ付携帯端末 - Google Patents
合焦エリア調節カメラ付携帯端末 Download PDFInfo
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- WO2006057101A1 WO2006057101A1 PCT/JP2005/017314 JP2005017314W WO2006057101A1 WO 2006057101 A1 WO2006057101 A1 WO 2006057101A1 JP 2005017314 W JP2005017314 W JP 2005017314W WO 2006057101 A1 WO2006057101 A1 WO 2006057101A1
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- Prior art keywords
- area
- focus
- focus area
- focusing
- monitor screen
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/28—Systems for automatic generation of focusing signals
- G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/64—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
- G02B27/646—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image compensating for small deviations, e.g. due to vibration or shake
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/28—Systems for automatic generation of focusing signals
- G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/63—Control of cameras or camera modules by using electronic viewfinders
- H04N23/631—Graphical user interfaces [GUI] specially adapted for controlling image capture or setting capture parameters
- H04N23/632—Graphical user interfaces [GUI] specially adapted for controlling image capture or setting capture parameters for displaying or modifying preview images prior to image capturing, e.g. variety of image resolutions or capturing parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/63—Control of cameras or camera modules by using electronic viewfinders
- H04N23/633—Control of cameras or camera modules by using electronic viewfinders for displaying additional information relating to control or operation of the camera
- H04N23/635—Region indicators; Field of view indicators
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
- H04N23/673—Focus control based on electronic image sensor signals based on contrast or high frequency components of image signals, e.g. hill climbing method
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
- H04N23/675—Focus control based on electronic image sensor signals comprising setting of focusing regions
Definitions
- the present invention relates to a camera-equipped mobile terminal capable of selecting and determining a region including a subject to be focused from a plurality of subjects, and automatically focusing on the determined region.
- Patent Document 1 Japanese Patent No. 2768469
- Patent Document 1 it is effective for a device mainly having a photographing function, but it is a composite device having a function other than the photographing function!
- small electronic devices such as mobile phones are often operated with one hand.
- the user automatically selects the area to be focused and automatically focuses on the selected area, the user's finger will enter the shooting area of the camera. Problems such as so-called camera shake are likely to occur.
- a mobile terminal with a focus area adjustment function that has a function for selecting an area and determining the selected area.
- Fig. 1 shows an outline of a mobile terminal with a focusing area adjustment camera according to the present invention.
- the mobile terminal (0100) with a focus area adjustment camera is assumed to be a mobile phone, but this is an example.
- the mobile terminal with focus adjustment camera (0100) is a mobile terminal that can shoot a subject with a camera (not shown) and displays the subject captured by the camera on the monitor screen (0110). To do.
- the monitor screen (0110) is divided into multiple areas, and the function for the user of the mobile terminal with a focusing area adjustment camera to select and decide which area to focus on while viewing the monitor screen.
- the monitor screen (0110) is equally divided into nine areas from 0111 to 0119, but this is an example. It may be divided into any number, and may be set so that the shape and area of each region are different.
- the mobile terminal with the focus area adjustment camera (0100) must have a button for selecting and determining the area.
- the mobile terminal with the focus area adjustment camera (0100) is mobile as shown in Fig. 1. If it is a phone, it already has buttons such as the numeric keypad (0120) and cross key (0130), so it is convenient to use these as buttons for selecting and determining.
- the process further has a function of determining an area selected by the selection process as an area to be actually focused.
- the user can select and determine an area including the subject to be focused while looking at the monitor screen.
- the mobile terminal with a focusing area adjustment camera is a small terminal such as a mobile phone
- the user's finger is placed in the camera's shooting area when operating many buttons. Problems such as entering the camera and causing camera shake are likely to occur. Therefore, if the mechanical drive for focusing is performed only in the selection process, meaningless focusing occurs.
- the user can Since the area can be finally determined by pressing a button after selecting the area, such a problem can be solved.
- Embodiment 1 (Embodiment 1: Overview)
- focus adjustment can be performed by selecting and determining a region including a subject to be focused on a plurality of subjects.
- the present invention relates to a portable terminal with a focusing area adjustment camera.
- the mobile terminal with the focus area adjustment camera according to the present embodiment displays the subject captured by the camera attached to the main body on a monitor screen or the like, and the subject to be focused on the user of the mobile terminal with the focus area adjustment camera It has a function to select and determine the area including.
- FIG. 2 illustrates a functional block of a mobile terminal with a focusing area adjustment camera according to the present embodiment.
- the mobile terminal with the focus area adjustment camera (0200) includes a “monitor screen” (0210), a “selection unit” (0220), a “decision input unit” (0230), and a “focusing imaging unit” (0240). And power will be.
- the portable terminal (0200) with an in-focus area adjustment camera may be a portable terminal that can be carried, but it is assumed to be a portable terminal that is particularly small and can be operated with one hand. For example, a mobile phone is applicable.
- the “monitor screen” (0210) has a function for monitoring a subject.
- Subject means an object to be photographed when a user of a mobile terminal with an in-focus area adjustment camera shoots with the camera attached to the main body.
- To monitor means to display the subject captured by the user-powered camera so that the subject can be seen. Actually, the entire shooting area including the subject captured by the camera is displayed. The entire area of the monitor screen is divided into a plurality of focusing areas.
- “In-focus area” means Means a region obtained by dividing the region including the displayed subject. It doesn't matter whether it is divided into the in-focus areas. In addition, the size and shape of each focusing area may be different. Further, the boundary of the focus area may or may not be clearly indicated by a boundary line. Examples of monitor screens include mobile phone display screens
- the "selection unit" has a function for selecting an in-focus area on the monitor screen (0210).
- the user of the mobile terminal with the focusing area adjustment camera can focus on the target subject by selecting the focusing area including the subject to be focused.
- Examples of the selection unit include cross keys (such as 0130 in Fig. 1 for moving the cursor up, down, left and right) and numeric keys (numeric numbers such as 0120 in Fig. 1) for mobile phones and the like.
- a separate selection button may be provided.
- the focus area can be selected! /, Or even! /.
- the “decision input unit” (0230) has a function for determining the in-focus area selected by the selection unit (0220) as an in-focus area that is an in-focus area used for imaging.
- “Use for shooting” means, for example, focusing on a subject included in a focusing area for shooting.
- the function of the determination input unit may be provided in a numeric keypad of a mobile phone, or a button for determination may be provided separately.
- the focus area may be selected by pressing the numeric keypad once, and determined by pressing the key twice. In this way, the user does not need to move his / her finger for selection and determination, which makes the operation easy and can prevent a pressing error and the like.
- FIG. 3 shows a specific example of the monitor screen.
- Fig. 3 is an enlarged view of the monitor screen (0310) of the mobile terminal with a focus area adjustment camera (03 00), and is assumed to be divided into nine focus areas from 0311 force to 0319.
- the in-focus area is a rectangle surrounded by a broken line as shown in Fig. 3. It may be specified to the user by displaying it on the Utah screen or not. For example, if the selection unit is a touch panel, the user may select the focusing area indirectly by directly touching the position of the subject to be focused. In some cases, the focus area may not need to be specified.
- a number corresponding to the numeric keypad is displayed in each focusing area, and the user may select a target focusing area by pressing the numeric keypad.
- the monitor screen may be divided more finely than the force divided into nine focusing areas, or may be divided more roughly.
- the "in-focus imaging unit” (0240) has a function of performing imaging by performing an in-focus operation on a subject monitored in the imaging in-focus area determined by the determination input unit (0230).
- “Focus operation” is an operation for focusing on a subject. For example, it is used for the autofocus function of general digital cameras, and it is a so-called contrast detection method (a method in which the lens is moved inside the camera, the contrast is high, the position is in focus, and the position is determined to be the focus position. ), The lens is powered to detect a position with high contrast, and the lens is adjusted to that position.
- “Shooting” means capturing light incident through the lens of the camera as image data. That is, the in-focus photographing unit actually includes a mechanism for photographing the mechanical force of the autofocus.
- FIG. 4 exemplifies a flow diagram for explaining a process flow in a mobile terminal with a focusing area adjusting camera according to the present embodiment.
- (A) is a flowchart when the user performs an action of pressing the shirt tile
- (B) is a flowchart when the shutter is automatically released.
- the difference between (A) and (B) lies in whether or not a force to execute a later-described shutter pressing step (S04 50) is performed.
- the subject captured by the camera of the mobile terminal with the focusing area adjustment camera is displayed on the monitor screen. This process is executed on the monitor screen (subject display step S0410).
- an in-focus area is selected based on the subject displayed in the subject display step (S0410).
- This process is executed by the selection unit (focusing area selection step S0420).
- the in-focus area selected in the in-focus area selection step (S0420) is determined as the imaging in-focus area.
- This process is executed by the decision input unit (decision input step S0430).
- the decision input step SO
- the subject to be monitored is focused in the photographing focus area determined in 430).
- This process is executed by the focus photographing unit (subject focus step S0440).
- press the shutter. Only in the case of (A).
- This process is executed by the focus photographing unit (shutter pressing step S0450).
- the subject focused in the subject focusing step (S0440) is photographed. This process is executed by the in-focus photographing unit (subject photographing step S0460).
- the subject captured by the camera is displayed on the monitor screen, and the focus area is selected and determined by the user. And having a function of focusing and shooting in the determined shooting focus area.
- the user can confirm the shooting focus area by pressing the enter button again after selecting the focus area, so the user's finger enters the camera shooting area when shooting. It is possible to determine the in-focus area while checking whether there is a problem such as shaking that causes so-called camera shake. It is also possible to shoot without pressing the shutter after the user has determined the focus area.
- Embodiment 2 (Embodiment 2: Overview)
- the focus area is selected by operating the numeric keypad.
- the present invention relates to a portable terminal with an in-focus area adjustment camera having a function for the purpose.
- FIG. 5 illustrates a functional block of a mobile terminal with a focusing area adjustment camera according to this embodiment.
- the mobile terminal with focus area adjustment camera (0500) includes a “monitor screen” (0510), a “selection unit” (0520), a “decision input unit” (0530), and a “focusing imaging unit” (0540). And “Numeric keypad” (0550).
- the selection unit (0520) includes “tenkey symbol display means” (0521) and “tenkey symbol selection means” (0522).
- numeric key operation unit (0550) has a function of operating a numeric keypad and the like. It may be a mail button (button for starting up the mail function) or a memo button (button for starting up the memo function), etc. that can be touched only with the numeric keypad. Examples of the numeric keypad operation unit include a cellular phone numeric keypad, a mail button, and a memo button.
- the numeric keypad has good operability when it is placed at a position where it can be operated with the thumb of one hand while the main body is supported by the palm of one hand. It seems to be effective in reducing the occurrence of camera shake, such as the user's finger entering the shooting area of the camera.
- "Tenkey symbol display means” has a function of dividing the monitor screen (0510) into a plurality of parts and assigning and displaying a tenkey symbol for each. “Dividing the monitor screen into multiple parts” means that the entire area of the monitor screen is divided into a plurality of areas as a focusing area. It does not matter how many focusing areas are divided. In addition, the size and shape of each focusing area may be different.
- the “ten-key symbol” is a symbol indicating which ten-key or the like of the mobile terminal with the focusing area adjusting camera corresponding to each focusing area. There are various ways of assigning the numeric key symbols.
- the location of the numeric keys on the mobile phone and the location of the numeric keys assigned to the focus area are the same. This is convenient because it makes it easier for the user to select the in-focus area.
- the focus area may be changed depending on the subject captured by the camera.
- the numeric keypad symbol may be displayed on the monitor screen (0510) together with the subject at the same time when the shooting function of the mobile terminal with the in-focus area adjustment camera is activated, or the user can use the symbol key symbol. It may be possible to switch between display and non-display by pressing a display button or the like.
- FIG. 6 shows a specific example of the numeric keypad symbol display means.
- 0600 is a mobile terminal with a focusing area adjustment camera
- 0610 is a monitor screen.
- A shows the case where the monitor screen (0610) is equally divided into 12 focusing areas. The boundary of each in-focus area is displayed with a broken line, and numbers and symbols are displayed at the same time. The numbers and symbols correspond to the numeric keypad of the mobile terminal (0600) with a focus area adjustment camera. For example, if you want to select the focus area 6, press the “6” key. To select the # focus area, press the “#” key. Yes.
- (B) shows the case where the monitor screen (0610) is equally divided into 16 focusing areas.
- each in-focus area is displayed with a broken line.
- To select each in-focus area press the numbers displayed in each in-focus area one digit at a time using the numeric keypad. For example, if you want to select 14 in-focus areas, press the “1” and “4” keys in order.
- (C) shows the case where the monitor screen (0 610) is divided into 7 areas, but the size and shape of each area are different. The above (A) to (C) are only examples, and other ten key symbol display methods may be used.
- “Numeric key symbol selection means” (0522) is a function for selecting the area of the monitor screen (0510) to which the numeric key symbol is assigned as a photographing focus area by operating the numeric keypad operation unit (0550).
- FIG. 7 exemplifies a flow diagram for explaining the process flow in the mobile terminal with a focusing area adjusting camera according to the present embodiment.
- Step S0710 and step S0740 force and step S0770 are the same as step S0410 and step S0430 force and step S0460 in the flowchart illustrated in FIG. Further, step S0760 may be omitted.
- the subject captured by the camera of the mobile terminal with the focusing area adjustment camera is displayed on the monitor screen (subject display step S0710).
- a numeric keypad symbol is displayed on the monitor screen on which the subject is displayed in the subject display step (S0710).
- This processing is executed by the ten key symbol display means (ten key symbol display step S0720).
- an in-focus area to which the ten-key symbol displayed in the ten-key symbol display step (S0720) is assigned is selected. This process is executed by the ten key symbol selecting means (ten key symbol focusing area selecting step S0730). Next, the in-focus area selected in the ten-key symbol in-focus area selection step (S0730) is determined as the imaging in-focus area (decision input step S0740). Next, the subject to be monitored is focused in the photographing focus area determined in the decision input step (S0740) (subject focus step S0750). Next, the shutter is pressed (shutter pressing step S0760).
- the subject focused in the subject focusing step (S0750) is shot (subject shooting step S0770) o (Embodiment 2: Effect)
- the numeric keypad symbol is displayed in the focusing area on the monitor screen in consideration of the effect of the first embodiment. It has a function of selecting a focusing area by operating a key or the like. In this way, the user's finger enters the camera's shooting area because the operability is good by giving the function for selecting the focus area to the numeric keypad that is normally used when using a mobile terminal. Problems such as camera shake caused by shaking the mobile terminal.
- the mobile terminal with the camera for adjusting the focus area is a small mobile terminal that is normally supported with one hand, such as a mobile phone
- the numeric keypad is placed at a position where it can be operated with the thumb. In many cases, the operability is further improved.
- Embodiment 3 (Embodiment 3: Overview)
- the cross-key is operated to select the focusing area.
- the present invention relates to a portable terminal with an in-focus area adjustment camera having a function for performing the above-described function.
- FIG. 8 illustrates a functional block of a mobile terminal with a focusing area adjustment camera according to this embodiment.
- the mobile terminal with the focus area adjustment camera (0800) has the “monitor screen” (0810), “selection part” (0820), “decision input part” (0830), “focusing photography part” (0840) And “Cross key operation unit” (0850).
- the selection unit (0820) includes a “cross key symbol display unit” (0821) and a “cross key symbol selection unit” (0822).
- the configuration other than the cross key operation unit (0850), the cross key symbol display means (0821), and the cross key symbol selection means (0822) is the same as the configuration of the in-focus area adjustment camera-equipped mobile terminal according to the first embodiment. Therefore, explanation here is omitted.
- the “cross key operation unit” (0850) has a function of operating the cross key and the like.
- “Cross key” means a key for moving the cursor displayed on the display screen such as 0130 in FIG. Mainly assumed to be able to be pressed in four directions (up, down, left and right) It may be possible to press in other directions.
- An example of the cross key operation unit corresponds to a cross key of a mobile phone or the like.
- the cross key operation part is used when pressing the button because it has good operability when it is placed in a position where it can be operated with the thumb of one hand while the main body is supported by the palm of one hand. It seems to be effective in reducing the occurrence of camera shake, etc., when a person's finger enters the camera's shooting area.
- Cross key symbol display means has a function of displaying a cross key symbol that can be operated with the cross key on the monitor screen (0810).
- the “cross key symbol” is a symbol indicating the currently selected focusing area.
- the focus area may change depending on the object captured by the camera. In such a case, the shape and position of the cross key symbol change according to the change of the focus area.
- the cross key symbol moves to the adjacent in-focus area, so that the in-focus area changes little by little so that the cross key symbol slightly changes. You may move so that it may shift
- the center of the focus area may be indicated by a small X mark or the like.
- the cross key symbol may be displayed on the monitor screen (0810) together with the subject at the same time when the photographing function of the mobile terminal with the focusing area adjusting camera is activated, or the user can display the symbol display. It may be possible to switch between display and non-display by pressing a button.
- FIG. 9 shows a specific example of the cross key symbol display means.
- 0900 is a mobile terminal with a focus area adjustment camera
- 0910 is a monitor screen
- 0920 is a selected focus area.
- (A) shows the case where the monitor screen (0910) is equally divided into 12 focusing areas. The boundary of each focus area is displayed with a broken line, and the cross key symbol is displayed with the four corners of the focus area highlighted with a thick line. Also, nothing may be displayed at the boundary of the focus area.
- the monitor screen (0910) is equally divided into 12 in-focus areas, but the boundaries of each in-focus area are displayed with broken lines, and the cross key symbol displays the center of the in-focus area with a small X Is done.
- Cross key symbol selection means is the cross key symbol display means (0821). ) Is operated by the cross key operation unit (0850) and moved within the monitor screen (0810), and a predetermined area including the cross key symbol is set as a photographing focus area. Has a function to select.
- the “predetermined area including the cross key symbol” means an area of 0920 including a cross key displayed with a small X in the case of FIG. 9B, for example.
- FIG. 10 is a flowchart illustrating the process flow in the mobile terminal with a focusing area adjustment camera according to this embodiment.
- Step S1010 and step S1040 force Step S1070 is the same as step S0410, step S0430 force, and step S0460 in the flowchart illustrated in FIG. Further, step S1060 may be omitted.
- the subject captured by the camera of the mobile terminal with the focusing area adjustment camera is displayed on the monitor screen (subject display step S1010).
- a cross key symbol is displayed on the monitor screen on which the subject is displayed in the subject display step (S1010). This process is executed by the cross key symbol display means (cross key symbol display step S1020).
- an in-focus area including the cross key symbol displayed in the cross key symbol display step (S1020) is selected.
- This processing is executed by the cross key symbol selecting means (cross key symbol focusing area selecting step S1030).
- the in-focus area selected in the cross key symbol in-focus area selection step (S1030) is determined as the imaging in-focus area (decision input step S1040).
- focusing is performed on the subject to be monitored in the photographing focus area determined in the decision input step (S 1040) (subject focus step S1050).
- the shutter is pressed (shutter pressing step S1060).
- the subject focused in the subject focusing step (S 1050) is photographed (subject photographing step S1070).
- Embodiment 3 Effect
- a cross key symbol is displayed in the focusing area of the monitor screen and is It has a function of selecting a focusing area by operating a key or the like.
- the user's finger is placed in the shooting area of the camera because the operability is improved by providing a function for selecting the in-focus area to the cross key or the like normally used when using a mobile terminal. Enter, mobile Problems such as shaking of the terminal and so-called camera shake are unlikely to occur.
- the mobile terminal with the focusing area adjustment camera is a small mobile terminal that is normally supported with one hand, such as a mobile phone, the cross key and the like are arranged at a position where the thumb can be operated. In many cases, the operability is further improved.
- the touch panel is operated to set the focusing area.
- the present invention relates to a portable terminal with a focusing area adjustment camera having a function for selecting.
- FIG. 11 illustrates a functional block of a mobile terminal with a focusing area adjustment camera according to this embodiment.
- the mobile terminal with the focusing area adjustment camera (1100) includes a “monitor screen” (1110), a “selection unit” (1120), a “decision input unit” (1130), and a “focusing shooting unit” (1140). And a “ten-key operation section” (1150) and a “touch panel operation section” (1160).
- the selection unit (1120) includes a “tenkey symbol display unit” (1121), a “tenkey symbol selection unit” (1122), and a “touch area selection unit” (1123).
- the configuration other than the touch panel operation unit (1160) and the touch area selection means (1123) is the same as the configuration of the mobile terminal with the focusing area adjusting camera according to the second embodiment, the description thereof is omitted here.
- the numeric keypad operation unit (1150), the numeric keypad symbol display unit (1121), and the numeric keypad symbol selection unit (1122) include a cross key operation unit, a cross key symbol display unit, and a cross key symbol, respectively. It may be a selection means. That is, the touch panel operation unit (1160) and the touch area selection unit (1123) may be added to the configuration of the mobile terminal with the focusing area adjustment camera according to the third embodiment.
- the numeric keypad operation unit (1150), the numeric keypad symbol display unit (1121), and the numeric keypad symbol selection unit (1122) may be omitted. That is, the touch panel operation unit (1160) and the touch area selection unit (1123) may be added to the configuration of the mobile terminal with the focusing area adjustment camera according to the first embodiment.
- the “touch panel operation unit” (1160) has a function of operating the touch panel.
- the touch panel has a light type, an ultrasonic type, a capacitance type, a resistance type, etc. as a typical method for detecting contact with the panel, and any method may be used.
- the touch panel operation unit can be operated with the thumb of one hand while the main body is supported by the palm of one hand. Because it is easy to operate when touching, it seems to have the effect of reducing the occurrence of camera shake, etc., when entering the shooting area of the user's finger camera when operating the touch panel. It is.
- the “touch area selection means” (1123) has a function of selecting a predetermined area including the area of the monitor screen touched by the touch panel operation unit (1160) as a photographing focus area.
- the “predetermined area including the area of the touched monitor screen” means an in-focus area including an area where the user of the mobile terminal with the in-focus area adjusting camera touches the monitor screen indirectly via the touch panel. .
- the focus area may be clearly indicated on the monitor screen (1110) by a broken line or the like, or may not be clearly indicated. If not clearly indicated, for example, the user of the mobile terminal with the focus area adjustment camera touches the touch panel to point to the subject to be focused, and the focus area including the area touched by the user is automatically set. It only needs to be selected.
- the focus area may change depending on the subject captured by the camera. For example, the focus area may change so that the position touching the user's touch panel is the center. .
- FIG. 12 exemplifies a flow diagram for explaining the process flow in the mobile terminal with the focusing area adjusting camera according to the present embodiment. Since step S1210, step S1220, step S1240 force, and step S1280 are the same as step SO770 in step S0710, step S0720, and step S0730 in the flowchart shown in FIG. Detailed description is omitted. Further, step S1270 may be omitted. First, the subject captured by the camera of the mobile terminal with the focusing area adjustment camera is displayed on the monitor screen (subject display step S1210).
- a numeric keypad symbol is displayed on the monitor screen on which the subject is displayed in the subject display step (S1210) (tenkey symbol display step S1220).
- it is determined whether or not the focus area has been selected by the touch panel. Touch panel focusing area selection step S1230). If it is determined that the in-focus area has been selected by the touch panel, the process proceeds to the determination input step (S 1250) described later. If it is determined that the focus area has not been selected by the touch panel !, the process proceeds to a ten-key symbol focus area selection step (S1240) described later.
- the touch panel focusing area selection step (S 1230) If it is determined that the in-focus area is selected by the touch panel, the ten key symbol displayed in the ten key symbol display step (S 1220) is assigned. Select the focus area (Numeric key symbol focus area selection step S1240). Next, the in-focus area selected in the touch panel in-focus area selection step (S 1230) or the numeric keypad in-focus area selection step (S1240) is determined as the in-focus area (decision input step S1250). . Next, the subject to be monitored is focused in the photographing focus area determined in the decision input step (S 1250) (subject focus step S1260). Next, press the shutter (shutter pressing step S1270). Finally, the subject focused in the subject focusing step (S 1260) is photographed (subject photographing step S 1280).
- the ten key symbol display step (S1220) displays a cross key symbol on the monitor screen
- the ten key symbol focus area selection step (S 1240) Select the in-focus area to which the cross key symbol is assigned.
- the ten-key operation unit (1150), the ten-key symbol display means (1121), and the ten-key symbol selection means (1122) of the portable terminal with the focusing area adjusting camera are not provided, the ten-key symbol display step (S1220), the processing of the ten key symbol focusing area selection step (S1240) is not performed, and the focusing area is selected by the touch panel in the touch panel focusing area selection step (S1230).
- Embodiment 4 Effect
- the mobile terminal with the focusing area adjustment camera in addition to the effects of Embodiments 1 to 3, it has a function of selecting the focusing area using the touch panel.
- the user of the mobile terminal with the focusing area adjustment camera can select the focusing area by touching the monitor screen via the touch panel, so that the object to be focused can be pointed more directly.
- the monitor screen provided with the touch panel is positioned so that it can be operated with the thumb. Placed In many cases, the operability is improved.
- the focus area adjustment camera screen in addition to the functions of the focusing area adjustment camera-equipped mobile terminal of Embodiments 1 to 4, the focus area adjustment camera screen
- the present invention relates to a mobile terminal with a focusing area adjustment camera having a function for setting a size.
- FIG. 13 illustrates a functional block of a mobile terminal with a focusing area adjustment camera according to this embodiment.
- the mobile terminal with the focusing area adjustment camera (1300) includes a “monitor screen” (1310), a “selection unit” (1320), a “decision input unit” (1330), and a “focusing imaging unit” (1340). And a “ten-key operation unit” (1350) and a “touch panel operation unit” (1360).
- the selection unit (1320) includes a “tenkey symbol display unit” (1321), a “tenkey symbol selection unit” (1322), a “touch area selection unit” (1323), and a “focus area area setting”. Means "(1324).
- the configuration other than the focusing area area setting unit (1324) is the same as the configuration of the mobile terminal with the focusing area adjusting camera according to the fourth embodiment, the description thereof is omitted here.
- the ten-key operation unit (1350), the ten-key symbol display means (1321), the ten-key symbol selection means (1322) force are respectively used by the cross key operation unit, the cross key symbol display means, and the cross key symbol selection means. There may be.
- the touch panel operation unit (1360) and the touch area selection unit (1323) may be omitted.
- the “focus area area setting means” has a function for setting the size of the focus area on the monitor screen. That is, the size of the focusing area can be increased or decreased.
- the center of the original in-focus area may be centered, and if the in-focus area is a rectangle, the size of the lower side is fixed, and the size is changed by moving the positions of the upper, left, and right sides. May be.
- Various magnifications can be considered when changing the size of the focus area.
- the monitor screen (1310) may be changed only in a size that can be equally divided, or may be changed more finely.
- the size and layout of other focus areas may be changed according to the size of the focus area being changed. It is also convenient if the user places his / her finger on the touch panel and places the finger on the touch panel so that the area of the focus area increases or decreases. Also, the area of the focus area may be changed to determine the force focus area, or the area of the focus area may be changed after the focus area is determined! ! /
- FIG. 14 shows a specific example of the focusing area area setting means.
- 1400 is a mobile terminal with a focusing area adjustment camera, 1410 is a monitor screen, and 1420 is a selected focusing area.
- A is a state in which the monitor screen (1410) is equally divided into 12 focusing areas, and 14 20 focusing areas are selected by the numeric keypad “5”.
- B illustrates the case where the size of the focus area is increased by one step by the focus area setting means in the state of (A). At this time, for example, the area 1420 is enlarged vertically, and the monitor screen (1410) is divided into 9 in-focus areas.
- (C) further illustrates the case where the size of the in-focus area of (B) is increased by one step using the in-focus area area setting means.
- the area of 1420 increases vertically and horizontally, the size and layout of the focus area other than 1420 changes, and the assigned numeric keypad symbol also changes.
- the area of 1420 may be enlarged vertically and horizontally, and the size of the focusing area other than 1420 may not be changed. This example is only an example, and other methods for changing the focus area may be used.
- FIG. 15 is a flowchart illustrating the process flow in a mobile terminal with a focusing area adjustment camera according to the present embodiment. Since step S1510 to step S1540 and step S1560 force step S1590 are the same as step S1210 to step S1240 and step S1250 to step S1280 of the flowchart illustrated in FIG. 12 of Embodiment 4, respectively. Detailed description is omitted. Also, step S1580 may be omitted. First, the subject captured by the camera of the mobile terminal with the focusing area adjustment camera is displayed on the monitor screen (subject display step S1510).
- a numeric keypad symbol is displayed on the monitor screen on which the subject is displayed in the subject display step (S1510) (tenkey symbol display step S1520).
- it is determined whether or not the focus area has been selected by the touch panel. Touch panel focusing area selection step S1530). If it is judged in the touch panel focus area selection step (SI 530) that the focus area is not selected by the touch panel, it is displayed in the numeric keypad symbol display step (S1520).
- the focus area to which the numeric keypad symbol is assigned is selected (tenkey symbol focus area selection step S1540).
- the size of the focus area selected in the touch panel focus area selection step (S 1530) or the ten-key symbol focus area selection step (S 1540) is set.
- This processing is executed by the focus area area setting means (focus area area setting step S1 550).
- the in-focus area set in the in-focus area area setting step (S 1550) is determined as the in-focus area (determination input step S 1560).
- the subject to be monitored in the photographing focus area determined in the decision input step (S1560) is focused (subject focus step S1570).
- the shutter is pressed (shutter pressing step S1580).
- the subject focused in the subject focusing step (S 1570) is photographed (subject photographing step S1590).
- the order of the focusing area area setting step (S 1550) and the determination input step (S 1560) may be reversed. That is, the area of the focus area may be changed after the focus area is determined.
- Embodiment 5 Effect
- the size of the selected focusing area in the monitor screen is increased. It has a function to set the size.
- the size of the focusing area can be adjusted according to the size of the subject to be focused.
- FIG. 2 is a functional block diagram of a mobile terminal with a focusing area adjustment camera according to Embodiment 1.
- FIG. 4 is a flowchart for explaining the processing flow of the mobile terminal with a focusing area adjustment camera according to the first embodiment.
- FIG. 5 is a functional block diagram of a mobile terminal with a focusing area adjustment camera according to Embodiment 2.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Human Computer Interaction (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Computer Networks & Wireless Communication (AREA)
- Studio Devices (AREA)
- Automatic Focus Adjustment (AREA)
- Telephone Function (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2005800404678A CN101065956B (zh) | 2004-11-25 | 2005-09-20 | 带对焦区调节照相机的便携式终端 |
US11/720,191 US20080079837A1 (en) | 2004-11-25 | 2005-09-20 | Focusing Area Adjusting Camera-Carrying Portable Terminal |
EP05785926A EP1830564A4 (en) | 2004-11-25 | 2005-09-20 | A CAMERA WEARING PORTABLE TERMINAL WITH FOCUS ADJUSTMENT |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004340939A JP3829144B2 (ja) | 2004-11-25 | 2004-11-25 | 合焦エリア調節カメラ付携帯端末 |
JP2004-340939 | 2004-11-25 |
Publications (1)
Publication Number | Publication Date |
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WO2006057101A1 true WO2006057101A1 (ja) | 2006-06-01 |
Family
ID=36497845
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2005/017314 WO2006057101A1 (ja) | 2004-11-25 | 2005-09-20 | 合焦エリア調節カメラ付携帯端末 |
Country Status (6)
Country | Link |
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US (1) | US20080079837A1 (ja) |
EP (1) | EP1830564A4 (ja) |
JP (1) | JP3829144B2 (ja) |
KR (1) | KR100832676B1 (ja) |
CN (1) | CN101065956B (ja) |
WO (1) | WO2006057101A1 (ja) |
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EP2174186A1 (en) * | 2007-07-31 | 2010-04-14 | Palm, Inc. | Techniques to automatically focus a digital camera |
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Also Published As
Publication number | Publication date |
---|---|
KR20070084515A (ko) | 2007-08-24 |
KR100832676B1 (ko) | 2008-05-27 |
JP3829144B2 (ja) | 2006-10-04 |
EP1830564A4 (en) | 2009-06-17 |
EP1830564A1 (en) | 2007-09-05 |
JP2006157171A (ja) | 2006-06-15 |
US20080079837A1 (en) | 2008-04-03 |
CN101065956B (zh) | 2011-04-20 |
CN101065956A (zh) | 2007-10-31 |
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