WO2010098373A1 - Dispositif électronique portable et système portable - Google Patents

Dispositif électronique portable et système portable Download PDF

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Publication number
WO2010098373A1
WO2010098373A1 PCT/JP2010/052928 JP2010052928W WO2010098373A1 WO 2010098373 A1 WO2010098373 A1 WO 2010098373A1 JP 2010052928 W JP2010052928 W JP 2010052928W WO 2010098373 A1 WO2010098373 A1 WO 2010098373A1
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WO
WIPO (PCT)
Prior art keywords
mode
electronic device
portable electronic
unit
housing
Prior art date
Application number
PCT/JP2010/052928
Other languages
English (en)
Japanese (ja)
Inventor
昌之 大坂
譲二 吉川
康 北村
省次 堀井
智子 浅野
Original Assignee
京セラ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2009077782A external-priority patent/JP5383276B2/ja
Application filed by 京セラ株式会社 filed Critical 京セラ株式会社
Priority to US13/201,725 priority Critical patent/US8554273B2/en
Publication of WO2010098373A1 publication Critical patent/WO2010098373A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0272—Details of the structure or mounting of specific components for a projector or beamer module assembly
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/3173—Constructional details thereof wherein the projection device is specially adapted for enhanced portability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
    • H04M1/021—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts using combined folding and rotation motions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/04—Supports for telephone transmitters or receivers

Definitions

  • the present invention relates to a portable electronic device and a portable unit having an image projection unit that projects an image onto a screen or a wall surface.
  • This projector is mainly a so-called stationary apparatus that is supplied with power from a commercial power source and is used in a fixed state.
  • This stationary projector projects an image on a fixed wall or screen in a fixed state.
  • Patent Document 1 includes a projector-equipped mobile phone that includes an upper cabinet, a lower cabinet, a hinge portion that rotatably connects the upper cabinet and the lower cabinet, and a projector having a lens and a light source.
  • the terminal is listed.
  • the area on which the projector projects an image can be easily changed. That is, the light irradiation direction can be easily changed. For this reason, there is a possibility of unintentionally irradiating a person with light. Since high-intensity light is emitted from the projector, it is very dazzling when the light emitted from the projector enters the eyes directly at a close position.
  • Patent Document 2 it is determined whether or not a change has occurred in the projection unit that projects projection data, the detection unit that detects the state of the terminal, and the state detected by the detection unit. And a control unit that sends projection data to the projection unit, and the control unit controls the amount of light to be projected when the motion determination unit determines that the state of the terminal has changed.
  • a portable communication terminal with a projection function is described in which the amount of light can be adjusted when a person enters the projection light area by transmitting control data to the projection unit.
  • the operation unit and the projection unit are basically integrated. Therefore, in order to change the display image, it is necessary to operate the terminal, but if the projection is stopped or the amount of light is reduced each time the operation is performed, the output will be restricted more than necessary, and the display will be It is not possible to display even if you want to.
  • the operator may use it in the state of being held in the hand, but in the apparatus described in Patent Document 2, in the state of being held in the hand of the operator, It is difficult to project an image with a normal amount of light.
  • the present invention has been made in view of the above, and an object thereof is to provide a portable electronic device and a portable unit that have high operability and high safety.
  • the present invention is a portable electronic device, and includes a housing, an image projection unit that is mounted on the housing and projects an image, and a control unit that controls a projection operation by the image projection unit, and the control
  • the section is selectable between the first mode and the second mode, and when the first mode is selected, the condition is different from that when the second mode is selected.
  • the operation of the image projection unit is controlled.
  • control unit projects an image when a preset operation is performed when the first mode is selected.
  • the portable electronic device has an input unit that receives a predetermined operation, and the control unit performs a predetermined operation preset for the input unit when the first mode is selected. Accordingly, it is preferable to project an image from the image projection unit.
  • control unit selects the first mode and the second mode based on an instruction input from an operator.
  • the portable electronic device has a state detection unit that detects whether the housing is supported by the pedestal, and the control unit detects the state detection unit supported by the pedestal, It is preferable to select the second mode.
  • the portable electronic device includes an acceleration sensor that detects an acceleration acting on the casing, and the control unit selects the first mode when an acceleration detected by the acceleration sensor exceeds a certain value. It is preferable.
  • control unit selects the first mode when it is determined that the vibration frequency of the acceleration detected by the acceleration sensor is generated by hand shake.
  • the portable electronic device includes a contact detection unit that detects whether a predetermined surface of the casing is in contact with another member in a part of the casing, and the control unit includes the second controller When the mode is selected, it is preferable to project an image from the image projection unit when the contact detection unit detects that the predetermined surface of the casing is in contact with another member. .
  • the contact detection unit is a force detection mechanism that mechanically detects a force applied by contact with another member.
  • the portable electronic device has an orientation detection unit that detects the orientation of the housing, and the control unit, when the first mode is selected, causes the contact detection unit to detect the orientation of the housing.
  • the upper part of the image is the upper side in the vertical direction based on the orientation of the housing detected by the orientation detection unit from the image projection unit. It is preferable to project the image in the direction.
  • the direction detection unit includes an acceleration sensor that detects acceleration acting on the casing, and a calculation unit that calculates a direction in which gravity acts by the acceleration sensor.
  • a power unit including a battery that supplies power to the image projection unit and the control unit and can be charged by external power supply, a housing that supports the image projection unit and the control unit, A support detection unit that detects whether the casing is supported by a dedicated stand that supports the casing; and a charge detection unit that detects whether power is supplied to the power unit from the outside.
  • the control unit has at least one specific control mode for controlling the operation of the image projection unit under a set condition, and the specific control mode is detected by the support detection unit as being supported by the dedicated stand. In addition, it is preferable that the selection is possible only when the charge detection unit detects that electric power is supplied from the outside.
  • At least one mode of the specific control mode is a control mode for controlling the operation of the image projection unit under a condition that power consumption is larger than that of other control modes.
  • At least one mode of the specific control mode is a mode for increasing the intensity of light projected from the image projection unit.
  • At least one mode of the specific control mode is a mode in which images are continuously projected.
  • control unit can select a first mode for controlling the operation of the image projection unit and a second mode for controlling the operation of the image projection unit under conditions different from the first mode.
  • second mode can be selected only when the charge detection unit detects that electric power is supplied from the outside.
  • control unit projects an image when a preset operation is performed when the first mode is selected.
  • the portable electronic device has an input unit that receives a predetermined operation, and the control unit performs a predetermined operation preset for the input unit when the first mode is selected. Accordingly, it is preferable to project an image from the image projection unit.
  • control unit selects the first mode and the second mode based on an instruction input from an operator.
  • the portable electronic device includes an acceleration sensor that detects an acceleration acting on the casing, and the control unit selects the first mode when an acceleration detected by the acceleration sensor exceeds a certain value. It is preferable.
  • control unit selects the first mode when it is determined that the frequency of acceleration detected by the acceleration sensor is a frequency generated by hand shake.
  • the present invention is a portable unit, an image projection unit that projects an image, a control unit that controls a projection operation by the image projection unit, power to the image projection unit and the control unit, and an external
  • a power detection unit that includes a battery that can be charged by power supply, a case that supports the image projection unit and the control unit, and a support detection that detects whether the case is supported by a dedicated stand that supports the case.
  • a charge detection unit that detects whether power is supplied from the outside to the power unit, and the control unit has a specific control mode for controlling the operation of the image projection unit under a set condition. It has at least one, and it is detected that the specific control mode is supported by the dedicated stand by the support detection unit and that power is supplied from the outside by the charge detection unit. Selectable only if Has a certain portable electronic devices, a dedicated base for supporting the housing of the portable electronic device, wherein the dedicated block, characterized by having a cooling mechanism for cooling the portable electronic device.
  • the dedicated table has a lens unit in a region through which light irradiated from the image projection unit passes, and the lens unit changes an angle of view of light irradiated from the image projection unit.
  • the battery is connected to an external power source via the dedicated stand.
  • the portable electronic device can perform more appropriate control by switching between the first mode and the second mode, thereby switching the control conditions according to the usage mode of the operator. Thereby, there exists an effect that operativity and safety can be made high.
  • the portable electronic device and the portable unit according to the present invention can be switched in the control mode depending on whether or not the power is supplied from the outside while being held on the dedicated stand, and more appropriate control is performed. Can do. Thereby, there exists an effect that operativity and safety can be made high.
  • FIG. 1 is a perspective view illustrating a schematic configuration of an embodiment of a portable electronic device.
  • 2 is a block diagram showing a schematic configuration of the portable electronic device shown in FIG.
  • FIG. 3 is an explanatory diagram showing a state in which an image is displayed on the portable electronic device shown in FIG.
  • FIG. 4 is a flowchart illustrating an example of the operation of the mobile electronic device.
  • FIG. 5A is an explanatory diagram of an example of control of the portable electronic device.
  • FIG. 5B is an explanatory diagram of an example of control of the portable electronic device.
  • FIG. 5C is an explanatory diagram of an example of control of the mobile electronic device.
  • FIG. 5-4 is an explanatory diagram of an example of control of the mobile electronic device.
  • FIG. 5A is an explanatory diagram of an example of control of the portable electronic device.
  • FIG. 5B is an explanatory diagram of an example of control of the portable electronic device.
  • FIG. 5C is an explanatory diagram of an example of
  • FIG. 6A is a perspective view illustrating a schematic configuration of another embodiment of the portable electronic device.
  • FIG. 6B is a perspective view of the schematic configuration of the portable electronic device shown in FIG.
  • FIG. 7A is a perspective view illustrating a schematic configuration of another embodiment of the portable electronic device.
  • FIG. 7-2 is a perspective view showing the schematic configuration of the portable electronic device shown in FIG. 7-1 from another angle.
  • FIG. 8 is a perspective view showing a schematic configuration of another embodiment of the portable electronic device.
  • FIG. 9 is a perspective view illustrating a schematic configuration of another embodiment of the portable electronic device.
  • FIG. 10 is a perspective view illustrating a schematic configuration of another embodiment of the portable electronic device.
  • FIG. 11A is an explanatory diagram for explaining the operation of the portable electronic device shown in FIG. FIG.
  • FIG. 11B is an explanatory diagram for explaining the operation of the portable electronic device shown in FIG.
  • FIG. 12 is a perspective view illustrating a schematic configuration of an embodiment of a portable unit including the portable electronic device.
  • 13 is a block diagram showing a schematic configuration of functions of the portable electronic device shown in FIG.
  • FIG. 14 is an explanatory diagram showing another state in which an image is displayed on the portable electronic device shown in FIG.
  • FIG. 15 is an explanatory diagram illustrating an example of control of the mobile electronic device.
  • FIG. 16 is a flowchart illustrating an example of the operation of the mobile electronic device.
  • a mobile phone will be described as an example of a portable electronic device.
  • the application target of the present invention is not limited to a mobile phone.
  • a PHS Personal Handyphone System
  • PDA Personal Digital Assistant
  • portable navigation device a portable navigation device
  • notebook computer The present invention can also be applied to game machines and the like.
  • FIG. 1 is a perspective view illustrating a schematic configuration of an embodiment of a portable electronic device.
  • the mobile electronic device 10 is a mobile phone having a wireless communication function.
  • the mobile electronic device 10 is a straight mobile phone in which each part is housed inside a single box-shaped housing 11.
  • the casing 11 has a single box shape.
  • the casing 11 may be a foldable casing constituted by two members connected by a hinge, or a casing in which two members are slid.
  • a housing in which three or more members are connected can also be used.
  • the housing 11 is provided with a display 12 shown in FIG. 1 as a display unit.
  • the display 12 displays a standby image as a predetermined image when the portable electronic device 10 is in a standby state for reception, or displays a menu image used to assist the operation of the portable electronic device 10. To do.
  • the casing 11 is provided with a plurality of operation keys 13 for inputting characters at the time of creating a mail, for example, a telephone number of a call partner. Furthermore, a dedicated key 14 for controlling the operation of the projector 34 to be described later is provided on one side of the housing 11 (one of the surfaces substantially orthogonal to the surface on which the operation keys 13 are provided). The operation keys 13 and the dedicated keys 14 constitute an operation unit of the mobile electronic device 10. In addition, the casing 11 is provided with a microphone 15 that receives sound when the mobile electronic device 10 is in a call and a receiver 16 that emits sound when the mobile electronic device 10 is in a call.
  • the projector 34 that projects an image on the upper surface of the housing 11 (one side is in contact with the surface on which the operation key 13 is provided and the other side is in contact with the surface on which the dedicated key 14 is provided).
  • the light emission part 34a is provided.
  • FIG. 2 is a block diagram showing a schematic configuration of functions of the portable electronic device shown in FIG.
  • the mobile electronic device 10 includes a control unit 22, a storage unit 24, a transmission / reception unit 26, an operation unit 28, an audio processing unit 30, a display unit 32, a projector 34, and an acceleration sensor 36. And having.
  • the control unit 22 is a processing unit that comprehensively controls the overall operation of the mobile electronic device 10 such as a CPU (Central Processing Unit). That is, the transmission / reception unit 26 and the audio are performed so that various processes of the mobile electronic device 10 are executed in an appropriate procedure according to the operation of the operation unit 28 and the software stored in the storage unit 24 of the mobile electronic device 10.
  • the operation of the processing unit 30, the display unit 32, and the like is controlled.
  • Various processes of the portable electronic device 10 include, for example, a voice call performed via a circuit switching network, creation and transmission / reception of an e-mail, browsing of an Internet Web (World Wide Web) site, and the like.
  • Examples of operations of the transmission / reception unit 26, the audio processing unit 30, and the display unit 32 include transmission / reception of signals by the transmission / reception unit 26, input / output of audio by the audio processing unit 30, display of images by the display unit 32, and the like. .
  • the control unit 22 executes processing based on a program (for example, an operating system program, an application program, etc.) stored in the storage unit 24.
  • the control unit 22 is constituted by, for example, a microprocessor unit (MPU: Micro Processor Unit), and executes various processes of the portable electronic device 10 described above in accordance with a procedure instructed by the software. That is, the control unit 22 sequentially reads instruction codes from an operating system program, application program, or the like stored in the storage unit 24 and executes processing.
  • MPU Micro Processor Unit
  • the control unit 22 has a function of executing a plurality of application programs.
  • Examples of application programs executed by the control unit 22 include a plurality of application programs such as an application program for controlling driving of the projector and a game application program for operating various games.
  • the storage unit 24 stores software and data used for processing in the control unit 22, and includes a task for operating the application program for controlling the driving of the projector and a task for operating various game application programs. Is saved.
  • the storage unit 24 stores, for example, communication, downloaded voice data, software used by the control unit 22 to control the storage unit 24, the telephone number and mail address of the communication partner, and the like.
  • an address book to be managed a voice file such as a dial tone and a ring tone, and temporary data used in a software processing process are stored. Note that computer programs and temporary data used in the software process are temporarily stored in the work area assigned to the storage unit 24 by the control unit 22.
  • the storage unit 24 is, for example, a nonvolatile storage device (nonvolatile semiconductor memory such as ROM: Read Only Memory, a hard disk device, etc.), or a readable / writable storage device (eg, SRAM: Static Random Access Memory, DRAM: Dynamic Random Access Memory).
  • nonvolatile semiconductor memory such as ROM: Read Only Memory, a hard disk device, etc.
  • a readable / writable storage device eg, SRAM: Static Random Access Memory, DRAM: Dynamic Random Access Memory
  • the transmission / reception unit 26 has an antenna 26a, establishes a radio signal line by a CDMA method or the like with the base station via a channel assigned by the base station, and performs telephone communication and information communication with the base station. .
  • the operation unit 28 includes, for example, an operation key 13 and a dedicated key 14 to which various functions such as a power key, a call key, a numeric key, a character key, a direction key, a determination key, and a call key are assigned.
  • a key is input by a user operation, a signal corresponding to the operation content is generated.
  • the generated signal is input to the control unit 22 as a user instruction.
  • the audio processing unit 30 executes processing of an audio signal input to the microphone 15 and an audio signal output from the receiver 16. That is, the audio processing unit 30 amplifies the audio input from the microphone 15, performs AD conversion (Analog Digital conversion), and then performs signal processing such as encoding to convert it into digital audio data for control. To the unit 22. Further, the audio data sent from the control unit 22 is subjected to processing such as decoding, DA conversion (Digital Analog conversion), and amplification to convert it into an analog audio signal, which is then output to the receiver 16.
  • AD conversion Analog Digital conversion
  • amplification Digital Analog conversion
  • the display unit 32 includes a display panel (such as the display 12 described above) configured by a liquid crystal display (LCD, Liquid Crystal Display), an organic EL (Organic Electro-Luminescence) panel, and the like. A video corresponding to the data and an image corresponding to the image data are displayed on the display panel.
  • the display unit 32 may provide a sub display at a position exposed to the outside even when the housing is closed, for example.
  • the projector 34 is an image projection mechanism that projects an image, and as described above, the light emitting unit 34 a that projects an image on the upper surface of the housing 11 is provided.
  • FIG. 3 is an explanatory view showing a state in which an image is displayed on the portable electronic device shown in FIG.
  • the portable electronic device 10 projects an image from the light emitting unit 34a of the projector 34, that is, emits light constituting the image, so that the wall surface on the surface facing the upper surface of the housing 11 as shown in FIG.
  • An image can be projected onto a certain area (projection area) of a screen or the like.
  • the operation of the projector 34 is controlled by the control unit 22, and various images such as movies and presentation materials sent from the control unit 22 are projected and displayed on the projection area.
  • the projector 34 includes a light source and an optical system that switches whether to project the light emitted from the light source according to the image data.
  • a projector having a configuration in which a halogen light, an LED light source, or an LD light source is used as a light source, and an LCD (Liquid Crystal Display) or DMD (Digital Micro-mirror Device) is used as an optical system can be used as the projector 34.
  • the optical system is arranged on the entire surface of the projection region corresponding to each pixel, and the image is projected on the entire surface of the projection region by turning on and off the optical system according to the light emitted from the light source in accordance with the image. it can.
  • the projector 34 includes an optical system that includes a switching element that uses laser light as a light source and switches whether to transmit light emitted from the light source, and a mirror that performs raster scanning of light that has passed through the switching element.
  • a projector having the above-described configuration can also be used. In this case, by changing the angle of the light emitted from the laser light by the mirror and scanning the light emitted from the light source over the entire projection area, an image can be projected onto the projection area.
  • the acceleration sensor 36 is a detector that detects acceleration applied to the housing 11.
  • a detector that detects acceleration by various methods can be used. For example, a detector that detects acceleration by a change in capacitance, a change in piezoresistance, a change in relative position, or the like is used. Can do.
  • the acceleration sensor 36 detects an acceleration that acts on the housing 11 when the operator shakes or moves the housing 11.
  • the portable electronic device 10 is basically configured as described above.
  • FIG. 4 is a flowchart showing an example of the operation of the portable electronic device.
  • the portable electronic device 10 performs a normal operation as step S12.
  • the normal operation is a state in which functions other than the projector 34, such as display of a standby image and a call operation, are used.
  • the control part 22 of the portable electronic device 10 determines whether the instruction
  • step S14 when it is determined in step S14 that a projector activation instruction has been input, that is, there is an activation instruction (Yes), the control unit 22 activates the projector 34 in step S16. Further, the control unit 22 reads a task for controlling the operation of the projector 34 from the storage unit 24 and activates an application program. If the control part 22 starts the projector 34 by step S16, it will determine whether portable mode was selected as step S18. Here, the control unit 22 drives the projector 34 as a mode for driving the projector 34 in a portable mode (first mode) assuming that the operator uses the portable electronic device 10 (the casing 11).
  • a stationary mode on the assumption that the operator uses the projector 34 in a state where the portable electronic device 10 (housing 11) is placed on a desk, table, or charging table.
  • a method for controlling the portable mode and the stationary mode will be described below together with the operation.
  • the portable mode and the stationary mode are selected by the operator. Note that the timing of selection by the operator may be selected at the stage where the control unit 22 has proceeded to step S18, or may be selected as a preset during normal operation before starting the projector.
  • step S18 the control unit 22 activates the mobile mode as step S20.
  • the control unit 22 determines whether the dedicated key 14 is pressed as step S22. If it is determined in step S22 that the dedicated key 14 is not pressed (No), the control unit 22 does not project an image in step S24. That is, no light is emitted from the projector 34. If it is determined in step S22 that the dedicated key 14 is pressed (Yes), the control unit 22 causes the projector 34 to project an image in step S26. That is, light is emitted from the projector 34.
  • step S22 If the control part 22 controls whether an image is projected by step S22 or step S24, it will determine whether fixed time passed as step S28. If it is determined in step S28 that the predetermined time has not elapsed (No), the control unit 22 proceeds to step S22, and if it is determined that the predetermined time has elapsed (Yes), the control unit 22 proceeds to step S40. In this way, the control unit 22 repeats the operations from step S22 to step S28 until a predetermined time elapses, and switches whether to project an image or not depending on whether or not the dedicated key 14 is pressed. . In the present embodiment, whether to project an image or not is switched. However, whether to project at a light intensity of a predetermined value or less may be switched. In this case, while the dedicated key 14 is not pressed, projection is performed with a light intensity equal to or less than a predetermined value, and while the dedicated key 14 is pressed, projection is performed with normal light intensity.
  • step S18 when it is determined in step S18 that the portable mode is not selected (No), the control unit 22 activates the stationary mode as step S30. After starting the stationary mode in step S30, the control unit 22 projects an image from the projector 34 in step S32. That is, light is emitted from the projector 34.
  • the control unit 22 determines in step S34 whether a predetermined time has elapsed. If it is determined in step S34 that the predetermined time has not elapsed (No), the control unit 22 proceeds to step S32, and if it is determined that the predetermined time has elapsed (Yes), the control unit 22 proceeds to step S40. As described above, the control unit 22 repeats the operations of step S32 and step S34 until a predetermined time elapses, and continues to project an image from the projector 34.
  • step S40 determines in step S40 whether there is an instruction to end the driving of the projector 34, that is, an end instruction. If it is determined in step S40 that there is no projector termination instruction (No), control unit 22 proceeds to step S18, detects the selected mode again, and controls the operation of projector 34 based on the mode. That is, the above operation is repeated until the driving of the projector 34 is stopped. If the control unit 22 determines in step S40 that there is a projector termination instruction (Yes), in step S42, the driving of the projector 34 is terminated, the normal operation is returned, and the process is terminated. When the control unit 22 returns to the normal operation, the control unit 22 determines again whether a startup instruction for the projector is input. That is, the control unit 22 repeats the operation of the flowchart shown in FIG.
  • the portable electronic device 10 can select two modes, the portable mode and the stationary mode.
  • the portable mode an image is displayed from the projector 34 only when the dedicated key 14 is pressed.
  • the stationary mode an image is projected from the projector 34 regardless of whether or not the dedicated key 14 is pressed.
  • the portable mode is selected, and the image is projected only when the dedicated key 14 is pressed.
  • the projection of the image can be stopped immediately, that is, the light irradiation can be stopped.
  • the operator can stop the light irradiation simply by releasing the dedicated key 14, so that the possibility of making the person feel dazzling is further reduced. be able to.
  • the stationary mode is selected and the image is always projected.
  • the image is always projected.
  • the operator can continue projecting the image without any particular operation.
  • the light irradiation position does not change abruptly, and therefore, the possibility that the light emitted from the projector 34 illuminates the human face is low. Therefore, even if the image is continuously projected, it is possible to reduce the possibility of dazzling humans.
  • the dedicated key 14 is provided on the side surface of the housing 11, but the position where the dedicated key 14 is provided is not particularly limited, and the housing may be provided on the surface on which the operation key 13 is provided. 11 may be provided on the bottom surface.
  • the image is projected only when the dedicated key 14 is pressed.
  • the present invention is not limited to this, and is the image projected?
  • the key for determining whether or not can be any key. For example, when a specific key in the operation key 13 is pressed, an image may be projected, and if any one key in the operation key 13 is pressed, the key An image may be projected regardless of the type. When a touch panel is used instead of a key, an image may be projected while the touch panel is touched.
  • the operator selects whether to use the portable mode or the stationary mode.
  • the present invention is not limited to this, and the portable electronic device 10 automatically detects the state. May be selected automatically.
  • an acceleration acting on the housing 11 may be detected by the acceleration sensor 36, and a mode may be selected (switched) based on the detected acceleration.
  • the control unit 22 may be set to the stationary mode if it can be determined to be substantially 0, and may be set to the portable mode in other cases.
  • the mobile mode may be set. In this way, by switching the mode based on the acceleration, an appropriate control mode can be selected without the operator's operation, and the operability can be further enhanced while ensuring safety. . In addition, by switching automatically, it is possible to prevent the operator from selecting the stationary mode even though the portable electronic device 10 is held.
  • control unit 22 detects the vibration frequency of the force and the magnitude (amplitude) of the force from the acceleration acting on the housing 11, and when the detected value is a numerical value that can be determined as camera shake, The portable mode may be selected. In this way, by determining whether the operator has it based on hand shake, the vibration that occurs when the operator has it and other vibrations (for example, the vibration that occurs when an object collides with a desk) Can be identified, and operability can be further improved.
  • the present invention is not limited to selecting the portable mode or the stationary mode based on the acceleration detected by the acceleration sensor 36, but connected to an external power source (for example, an AC adapter) used when charging the portable electronic device 10.
  • the mode may be selected based on the detection result.
  • a detection sensor that detects whether or not the power source and the portable electronic device 10 are connected
  • a detection sensor that detects whether or not the connection terminal of the portable electronic device 10 is connected to the power source, or a portable electronic device from the outside
  • a detection sensor for detecting power, voltage and / or current supplied to the device 10 can be used.
  • the deferred mode is selected and connected to the power source. If it is not detected, that is, it is detected that the mobile phone is not connected to the power source, the mobile mode can be selected. Thereby, when connected to a power source (power cord) and movement is restricted, the stationary mode can be set, and when movement is not restricted, the portable mode can be set, and safety and operability can be enhanced. .
  • the mode to be selected can be changed between when connected to a freely movable power source such as a dry battery and when connected to a commercial power source whose movement range is limited by a cord. The operability can be further increased.
  • a contact detection sensor may be provided at a contact position of the housing 11 with the charging stand.
  • the stationary mode is selected and placed on the charging stand. If it is not detected, that is, if it is detected that the mobile phone is not placed on the charging stand, the mobile mode can be set to be selected. Thereby, when it is placed on the charging stand and the movement is restricted, the stationary mode is set, and when the movement is not restricted, the portable mode can be set.
  • the present invention determines the mode according to the state of the mobile electronic device 10, that is, whether the mobile electronic device 10 is connected to a power source or placed on a charging stand. It is not limited to that.
  • FIGS. 5A to 5D are explanatory diagrams showing an example of the control of the portable electronic device, that is, the operation pattern.
  • the operation pattern shown in FIG. 5-1 when the portable electronic device 10 is placed on a charging stand and / or connected to a power source, the stationary mode can be selected and the portable mode cannot be selected.
  • the operation pattern illustrated in FIG. 5A is an operation pattern in which one mode is selected according to the state of the mobile electronic device 10 described above.
  • the stationary mode can be selected, and the portable mode cannot be selected.
  • the operation pattern is such that both the stationary mode and the portable mode can be selected.
  • the operator can select the stationary mode or the portable mode. .
  • the operation pattern shown in FIG. 5-3 allows both the stationary mode and the portable mode to be selected when the portable electronic device 10 is placed on the charging stand and / or connected to the power source.
  • the operation pattern is such that the stationary mode cannot be selected and the portable mode can be selected.
  • the operator selects whether to set the stationary mode or the portable mode. Can do.
  • the operation pattern shown in FIG. 5-4 shows that the portable electronic device 10 is not placed on the charging stand even when the portable electronic device 10 is placed on the charging stand and / or connected to the power source.
  • the operation pattern enables selection of both the stationary mode and the portable mode. In this case, the operator can select either the stationary mode or the portable mode in any case.
  • any of the four operation patterns shown in FIGS. 5-1 to 5-4 two modes can be selected, and safety and operability can be improved. Further, the operator may be able to set one operation pattern from the four operation patterns, or only one operation pattern among the four operation patterns may be stored as an application program.
  • the acceleration sensor 36 is provided in the portable electronic device 10.
  • the acceleration sensor 36 is not necessarily provided.
  • the mode is selected only by the operator's selection operation, it is not necessary to provide an acceleration sensor.
  • the image is continuously projected in the stationary mode.
  • the present invention is not limited to this.
  • the projection of the image is stopped. May be.
  • the method for detecting whether or not there is a person in the direction in which the projector 34 emits light is not particularly limited.
  • a proximity sensor may be provided, and it may be determined that there is a person when it is detected that there is an object within a certain distance from the portable electronic device 10 (housing 11) in the light irradiation direction. Moreover, you may make it detect with an optical sensor, an infrared sensor, etc.
  • FIG. 6-1 is a perspective view showing a schematic configuration of another embodiment of the portable electronic device
  • FIG. 6-2 shows a schematic configuration of the portable electronic device shown in FIG. 6-1 from another angle. It is a perspective view shown.
  • the portable electronic device 100 shown in FIGS. 6A and 6B has a switch member on the surface of the housing 110 opposite to the surface on which the display 12 and the operation keys 13 are provided (hereinafter referred to as “rear surface”).
  • the portable electronic device 100 is the same as the portable electronic device 10 shown in FIGS. 1 and 2 except that the switch member 112 is provided.
  • the switch member 112 is disposed on the back surface of the housing 110 so as to protrude from the back surface, and detects whether it is in contact with other members.
  • other members there are various members on which the portable electronic device 100 is placed, for example, a floor, a desk, a stand, and the like.
  • the switch member 112 is moved to the inside of the housing 110 and is turned on.
  • the switch member 112 is provided with a biasing member such as a spring, and returns to a natural state, that is, a state in which the switch member 112 protrudes a certain distance from the back surface when not in contact with other members. It becomes a state.
  • the switch member 112 sends a signal indicating the ON / OFF state to the control unit 22 (see FIG. 2).
  • the control unit 22 of the portable electronic device 100 detects the ON / OFF signal of the switch member 112 and detects that the ON signal is transmitted from the switch member 112.
  • the projector 34 projects an image and detects that an OFF signal is transmitted from the switch member 112, the projector 34 does not project an image, that is, while the OFF signal is transmitted, Stop projection.
  • the portable electronic device 100 projects an image only when the switch member 112 is in contact with another member, so that the portable electronic device 100 ( The light can be emitted from the projector 34 only when the housing 110) is placed on another member.
  • the light emission is stopped when the portable electronic device 100 is lifted or dropped from the desk in the stationary mode. can do.
  • the direction in which the light is emitted changes suddenly, and it is possible to reduce the possibility of making people feel dazzling.
  • the image can be projected only when it is placed on another member in a predetermined orientation, and the image can be projected in the correct orientation. That is, even if the surface other than the back surface of the housing 110 is placed in contact with another member, the image is not projected, so that it is possible to prevent the image from being projected sideways.
  • both the ON and OFF signals are transmitted from the switch member, but only one of the ON and OFF signals may be transmitted.
  • a signal is transmitted only when it is in an ON state, and the control unit 22 projects an image from the projector 34 only when it is detected that a signal is transmitted from the switch member in the stationary mode. May be.
  • the switch member is moved by the action of an external force, and the switch that mechanically detects ON / OFF switching by detecting the movement is used.
  • contact detection that detects contact with other members is used.
  • a switch that electrically detects contact with other members can also be used.
  • a contact terminal may be provided on the back surface of the housing 110, and when the contact terminal comes into contact with another member, a current or the like may flow and a switch may be transmitted.
  • the switch member may be used as a dedicated key that is pressed to project light when it is determined to be in the portable mode.
  • the vertical direction of the vertical direction is detected by the acceleration sensor, and the orientation of the casing 110 of the portable electronic device 100, that is, the back surface is the vertical direction. It is preferable to determine whether it is upward or downward and to control the orientation of the image to be projected so that the upper side of the image is the upper side in the vertical direction. In this way, by setting the orientation of the image to be projected based on the vertical direction information detected by the acceleration sensor, it is correct even when the operator holds the casing of the portable electronic device in any orientation that is easy to operate.
  • An image can be projected in the direction. For example, even if the back surface of the housing is held vertically upward so that the switch member can be easily pushed, the irradiation surface is projected to project an image opposite to the stationary mode by the control of the control unit.
  • the image can be projected in the correct orientation. Thereby, it is possible to make the image easy to see and to improve operability.
  • the acceleration sensor is used as the sensor for detecting the orientation of the housing.
  • the sensor for detecting the orientation of the housing is not limited to the acceleration sensor.
  • a geomagnetic sensor can also be used.
  • the sensor since the number of parts can be reduced, it is preferable to use a sensor used for other functions. Therefore, when using an acceleration sensor to determine the stationary mode and the portable mode, it is preferable to use an acceleration sensor as a sensor for detecting the orientation of the housing.
  • FIG. 7A is a perspective view illustrating a schematic configuration of another embodiment of the portable electronic device
  • FIG. 7B is a perspective view illustrating the schematic configuration of the portable electronic device illustrated in FIG. It is.
  • a stand 124 is provided on the back surface of the housing 122
  • a switch member 126 is provided on a surface that contacts other members of the stand 124.
  • the portable electronic device 120 is the same as the portable electronic device 10 shown in FIGS. 1 and 2 except that the stand 124 and the switch member 126 are provided.
  • the stand 124 is a rod-like member that can be housed in a recess provided in a region on the projector 34 side on the back of the housing 122, and one end thereof is supported by the housing 122 in a rotatable state.
  • the stand 124 rotates in a range of 90 degrees from the angle at which the central axis of the rod-shaped member is parallel to the back surface to the angle orthogonal to the back surface.
  • the stand 124 is housed in the recess of the housing 122 in a state where the central axis of the rod-shaped member is parallel to the back surface, and one surface of the stand 124 is in the same plane as the back surface.
  • the back surface of the housing 122 is brought into contact with another member in a state where the stand 124 is housed in the recess of the housing 122, the entire back surface of the housing 122 and one surface of the stand 124 are in contact with the other members. To do.
  • the end opposite to the end serving as the rotation shaft of the stand 124 protrudes from the back surface of the housing 122. It becomes a state.
  • the stand 124 is opposite to the projector 34 side on the back surface of the housing 122. The end surface of this is in contact with the other member and supports the other member.
  • the back surface of the housing 122 is supported in a state where it is inclined at a predetermined angle with respect to other members.
  • the switch member 126 is disposed on the end surface of the end portion of the stand 124 that is not supported by the casing 122, and detects whether it is in contact with another member.
  • the switch member 126 is the same in configuration as the switch member 112 of the above-described portable electronic device 100 except for the arrangement position, and a detailed description thereof will be omitted.
  • the switch member 126 is moved to the inside of the stand 124 and is turned on.
  • the portable electronic device 120 also detects whether the switch member 126 is in contact with another member.
  • the stationary mode is selected, the image is only displayed when the switch member 126 is in contact with the other member.
  • the projector 34 emits light only when the portable electronic device 100 (the casing 110 thereof) is placed on another member.
  • the stand 124 is provided as in the portable electronic device 120, it is possible to emit light only when the stand 124 is in contact with other members, and the direction in which the light is emitted is changed. It can change suddenly, suppress the light from entering the human eye, and reduce the possibility of dazzling humans.
  • the image can be projected only when it is placed on another member in a predetermined orientation, and the image can be projected in the correct orientation.
  • the portable electronic device 120 can suppress the light emitted from the projector 34 from being projected onto another member (desk or the like) by providing the stand 124.
  • the image can be irradiated in a direction upward by a predetermined angle above the horizontal direction, it is possible to suppress the rear side portion of the projected image from being projected onto another member.
  • the stand 124 and providing the switch member 126 on the stand 124 it is possible to emit light only when the stand 124 is used and placed on another member. Thereby, the portable electronic device 120 can emit light only in a predetermined orientation and in a predetermined posture.
  • FIG. 8 is a perspective view showing a schematic configuration of another embodiment of the portable electronic device.
  • a switch member 134 is provided between the housing 122 and the stand 132.
  • the stand 132 has a structure that moves to the recess side of the housing 122 when a force is applied in a direction from the surface in contact with another member toward the recess of the housing 122.
  • the switch member 134 When the stand 132 moves to the concave portion side of the housing 122, the switch member 134 is sandwiched between the housing 122 and the stand 132 and is in a pressed state. The switch member 134 detects whether or not the switch 122 is pressed by the casing 122 and the stand 132. If the switch member 134 detects that the switch member 134 is pressed by the casing 122 and the stand 132, the switch member 134 outputs an ON state signal. To do.
  • the portable electronic device 130 is placed on the other member in a predetermined posture via the housing 122 or the stand 132. If it can be detected, the same control as the portable electronic device 100 and the portable electronic device 120 can be performed, and the same effect as the portable electronic device 100 and the portable electronic device 120 can be obtained.
  • FIG. 9 is a perspective view showing a schematic configuration of another embodiment of the portable electronic device.
  • a portable electronic device 160 illustrated in FIG. 9 is a so-called foldable portable electronic device, and a housing 162 includes a first housing 162a and a second housing 162b.
  • the first casing 162a and the second casing 162b are connected via a hinge 163 in an openable / closable state.
  • the first housing 162a and the second housing 162b are configured to rotate together around the hinge 163 and to rotate in a direction away from each other and a direction approaching each other.
  • the portable electronic device 160 opens, and when the first casing 162a and the second casing 162b rotate in a direction approaching each other, the portable electronic device 160 opens.
  • the device 160 is closed.
  • a projector 34 is provided at the end of the first housing 162a opposite to the end where the hinge 163 is provided.
  • the switch member 164 is provided on the surface opposite to the surface facing the first housing 162a when the second housing 162b is closed, that is, the surface corresponding to the back surface.
  • the configuration of the switch member 164 is the same as that of the switch member 112, and thus detailed description thereof is omitted.
  • the portable electronic device 100 and 120 can be The same effects as those of the electronic devices 100 and 120 can be obtained.
  • FIG. 10 is a perspective view showing a schematic configuration of another embodiment of the portable electronic device.
  • 11A is an explanatory diagram for explaining the operation of the portable electronic device shown in FIG. 10
  • FIG. 11B is an explanatory diagram for explaining the operation of the portable electronic device shown in FIG. is there.
  • a portable electronic device 180 illustrated in FIG. 10 is a so-called biaxial hinge-folded portable electronic device, and the housing 182 includes a first housing 182a and a second housing 182b.
  • the first casing 182a and the second casing 182b are connected via a hinge 183. Further, the hinge 183 relatively rotates the first housing 182a and the second housing 182b with two rotation axes in the opening / closing direction and the twisting direction.
  • the torsional direction is a direction that rotates around an axis that is orthogonal to the rotation axis in the opening / closing direction and that extends from the end connected to the hinge 183 of the first housing 182a toward the tip.
  • the first housing 182a and the second housing 182b are configured to rotate together around the hinge 183 and to rotate in a direction away from each other and a direction approaching each other.
  • the portable electronic device 180 opens, and when the first housing 182a and the second housing 182b rotate in a direction approaching each other, the mobile electronic device The device 180 is closed.
  • first housing 182a and the second housing 182b are formed with the display 12 of the first housing 182a with a line passing through the center of the hinge 183 and orthogonal to the rotation axis in the rotation direction as the rotation axis.
  • the surface and the surface on which the operation key 13 of the second housing 182b is provided rotate in a twisting direction.
  • a projector 34 is provided at the end of the first housing 182a opposite to the end where the hinge 183 is provided.
  • a switch 184 is provided on the side surface of the first housing 182a, that is, on the end portion on the hinge 183 side of the surface that becomes the outer peripheral surface when rotating in the twisting direction.
  • the configuration of the switch member 184 is the same as that of the switch member 112, and thus detailed description thereof is omitted.
  • the portable electronic device 180 rotates the first housing 182 a and the second housing 182 b of the portable electronic device 180 around the hinge 183 in the opening / closing direction.
  • the first housing 182a and the second housing 182b are rotated relative to each other in the torsional direction around the hinge 183, and the surface on which the switch 184 is formed is the back surface of the second housing 182b. Is projected in the stationary mode in a state substantially parallel to the screen, that is, in the state shown in FIG.
  • the portable electronic device 180 is in a state where the portion where the switch member 184 of the first housing 182a is provided is in contact with other members, basically the first When the portion of the housing 182a where the switch member 184 is provided and a part of the second housing 182b are in contact with the other member 190, the switch member 184 is turned on, and the projector 34 Light is emitted and the image is projected. Also, as shown in FIG. 11B, when the portable electronic device 180 is in a floating state and the switch member 184 is not in contact with the other member 190, the switch member 184 is in an OFF state, and the projector 34 The light emission is stopped.
  • a switch member that detects whether the portable electronic device 180 is in contact with another member is provided, and the same operation as the portable electronic device 100, 120, 160 is performed. By doing this, it is possible to obtain the same effect as the portable electronic devices 100, 120, and 160. Further, by providing a switch on the first housing side, it is possible to project the image only when it is fixedly rotated in the twisting direction and placed on another member. The position can be a predetermined position. Accordingly, an image projected from the projector 34 can be projected in an appropriate direction without detecting the angle of the first casing 182a in the twist direction.
  • the technical matters described in the various embodiments described above may be combined with each other.
  • FIG. 12 is a perspective view showing a schematic configuration of an embodiment of a portable unit having a portable electronic device.
  • the portable unit 1 includes a portable electronic device 10a, a charging table 62 that is a table that can support the portable electronic device 10a, one end connected to the charging table 62, and the other end connected to an AC adapter, an outlet, etc. And an external power terminal 64 connected to the external power supply unit.
  • the portable unit 1 When the portable unit 1 places the portable electronic device 10 a at a predetermined position on the charging stand 62 and supports the portable electronic device 10 a with the charging stand 62, the portable unit 1 is externally connected via the external power terminal 64 and the charging stand 62. Electric power is supplied from the electric power to the portable electronic device 10a, and the portable electronic device 10a is charged or supplied to the portable electronic device 10a.
  • the mobile electronic device 10a has substantially the same configuration as the above-described mobile electronic device 10 of FIG. Therefore, in the portable electronic device 10a, the same components as those of the portable electronic device 10 are denoted by the same reference numerals, and detailed description thereof is omitted.
  • the mobile electronic device 10a is a mobile phone having a wireless communication function.
  • the mobile electronic device 10a is a straight mobile phone in which each part is housed in a single box-shaped housing 11.
  • the housing 11 is provided with a display 12, operation keys 13, dedicated keys 14, a microphone 15, a receiver 16, and a projector 34.
  • FIG. 13 is a block diagram showing a schematic configuration of functions of the portable electronic device shown in FIG.
  • the mobile electronic device 10 a includes a control unit 22, a storage unit 24, a transmission / reception unit 26, an operation unit 28, an audio processing unit 30, a display unit 32, a projector 34, and an acceleration sensor 36. And a battery 40, a charging unit 42, an external power source detection unit 44, and a charging stand detection unit 46.
  • the portable electronic device 10 is also provided with the battery 40 grade
  • control unit 22 the storage unit 24, the transmission / reception unit 26, the operation unit 28, the sound processing unit 30, the display unit 32, the projector 34, and the acceleration sensor 36 are the same as those of the portable electronic device 10. Since it is the structure of this, description is abbreviate
  • the battery 40 is a rechargeable secondary battery, supplies the stored power to the control unit 22, and operates each part of the portable electronic device 10a.
  • the charging unit 42 controls the charging operation based on the remaining amount of power of the battery 40 and the detection results of the external power source detection unit 44 and the charging stand detection unit 46.
  • the external power supply detection unit 44 is in a state where power can be supplied from the external power supply terminal 64 to the portable electronic device 10a including the battery 40, that is, the external power supply terminal 64 connected to the external power supply is connected to the portable electronic device 10a. It is a sensor that detects whether or not As the external power supply detection unit 44, for example, a sensor that is disposed between the electric wires between the external power supply terminal 64 and the battery 40 and detects current and voltage flowing through the electric wires can be used.
  • the external power supply detection unit 44 sends the detection result to the control unit 22 and the charging unit 42.
  • the external power supply detection unit 44 detects whether power is supplied from the external power supply to the portable electronic device 10a including the battery 40 regardless of the power supply path.
  • the external power supply detection unit 44 is supplied via the external power supply terminal 64 and the charging stand 62, whether the external power supply terminal 64 is directly connected to the portable electronic device 10a and supplied with external power, Regardless of whether the power source acquires power through an AC adapter, an outlet, or the like, or the external power source acquires power from the storage battery, power is transmitted from the external power source to the portable electronic device 10a including the battery 40. Detect if it is being supplied.
  • the charging stand detection unit 46 detects whether the casing 11 is placed (or supported) at a predetermined position on the charging stand 62 in a predetermined posture.
  • the contact sensor etc. which detect that the housing
  • the charging stand detection part 46 detects the contact of both members in the position where the uneven part of the housing
  • the portable electronic device 10a is basically configured as described above.
  • the charging stand 62 is a support member that supports the portable electronic device 10a as described above.
  • the charging stand 62 is provided with a lens portion 66 and a fan 68.
  • the lens unit 66 is provided at a position facing the light emitting unit 34a of the portable electronic device 10a when the portable electronic device 10a is placed.
  • the lens unit 66 is a magnifying lens that further widens the wide angle (irradiation field angle) of the light emitted from the light emitting unit 34a.
  • FIG. 14 is an explanatory diagram showing another state in which an image is displayed on the portable electronic device shown in FIG. As shown in FIG.
  • the light emitting unit 34 a and the lens unit 66 of the projector 34 face each other.
  • a projection area (irradiation) of light projected when the lens unit 66 is not passed that is, when there is no lens unit 66
  • the image can be projected in the range of the projection area B which is an area wider than (range) A. That is, by passing through the lens unit 66, a larger image can be projected onto the projection surface (irradiation surface).
  • a lens having a fixed refractive index and focal length may be used, but a zoom lens capable of changing the refractive index and the focal length is preferably used. By using the zoom lens, the light irradiation area can be adjusted.
  • the fan 68 is disposed in the vicinity of the lens unit 66, and blows air to the projector 34 of the portable electronic device 10 a placed (mounted) at a predetermined position of the charging stand 62 to cool the projector 34.
  • the fan 68 sucks air in the vicinity of the projector 34 and discharges air in a direction away from the portable electronic device 10a, so that the air around the projector 34 is replaced and the projector 34 is cooled.
  • the projector 34 may be cooled by blowing air onto the projector 34.
  • the external power supply terminal 64 is a terminal having one end connected to the charging stand 62 and the other end connected to an external power supply.
  • the external power supply terminal 64 is connected to the charging stand 62, but the external power supply terminal 64 can also be directly connected to the portable electronic device 10a.
  • the portable unit 1 is configured as described above.
  • FIG. 15 is an explanatory diagram illustrating an example of control of the mobile electronic device.
  • the item in the horizontal axis direction is an item indicating the state of the portable electronic device
  • the item in the vertical axis direction is an item indicating the control mode of the projector.
  • selectable control modes are indicated by ⁇
  • control modes that cannot be selected are indicated by ⁇ .
  • the external power supply detection unit 44 does not detect the connection with the external power supply, and the charging stand detection unit 46 does not detect the contact with the charging stand 62. That is, the portable electronic device 10 a is not placed on the charging stand 62, and there is no external power supply, and each part is driven by the power stored in the battery 40.
  • the external power supply detection unit 44 detects the connection with the external power supply, and the charging stand detection unit 46 does not detect the contact with the charging stand 62. That is, the portable electronic device 10a is not placed on the charging stand 62, and each unit is driven by power supplied from the outside.
  • the external power supply detection unit 44 detects the connection with the external power supply
  • the charging stand detection unit 46 detects the contact with the charging stand 62. That is, the portable electronic device 10a is placed on the charging stand 62, and each part is driven by electric power supplied from the outside.
  • the portable mode is a control mode that assumes that the operator uses the projector 34 while holding the portable electronic device 10a (housing 11), and is a stationary mode (second mode). Is a control mode in which it is assumed that the operator uses the projector 34 with the portable electronic device 10a (housing 11) placed on a desk, a stand, or a charging stand.
  • first mode is a control mode that assumes that the operator uses the projector 34 while holding the portable electronic device 10a (housing 11)
  • second mode is a stationary mode in which it is assumed that the operator uses the projector 34 with the portable electronic device 10a (housing 11) placed on a desk, a stand, or a charging stand.
  • a method for controlling the portable mode and the stationary mode will be described later with specific examples.
  • safety control modes include automatic control mode and active control mode.
  • the automatic control mode is a mode in which the control unit 22 controls the projection of the projector 34 based on preset control conditions, and the active control mode is the projector only when an operator's operation is input. In this mode, 34 projections are performed. That is, the active control mode is a control mode in which the projector 34 projects an image only when the user is actively performing an operation (that is, when a projection permission signal is input).
  • the portable mode and the stationary mode described below the portable mode includes an active control mode, and the stationary mode includes an automatic control mode.
  • control mode related to the function is a control mode in which power consumption is larger than in other control modes, and a control mode in which higher safety is required than in other control modes.
  • control mode in which power consumption is larger than in other control modes
  • higher safety is required than in other control modes.
  • theater mode projective alarm Mode
  • photo frame mode photo frame mode
  • fan mode fan mode
  • the theater mode is a control mode in which the amount of light emitted from the projector 34 is set higher than other control modes, specifically, the control mode in which an image is projected without particularly adjusting the amount of light. In the theater mode, a brighter image can be projected.
  • the projective alarm mode is a mode in which an alarm is output at a preset time, such as for alarming or informing the departure time, and a control mode in which light is output from the projector 34 along with the occurrence of sound or vibration. It is.
  • the control of the projective alarm mode will be described later.
  • the photo frame mode is a control mode in which the projector 34 sequentially projects a plurality of image data stored in the storage unit 24 or the like.
  • the fan mode is a control mode in which the fan 68 is driven and the projector 34 of the portable electronic device 10a is cooled.
  • the control part 22 can control the operation
  • the fan 68 may be controlled by providing another control unit on the charging stand and controlling by another control unit.
  • the basic mode and the control mode related to safety need to select one of the two control modes (that is, the portable mode and the stationary mode cannot be driven simultaneously).
  • the mode applied to a plurality of control modes can be driven simultaneously.
  • the portable electronic device 10 a switches the selectable control mode depending on whether it is driven by a battery, connected to an external power source, or mounted on a charging stand. Specifically, when the battery is driven, only the portable mode and the active control mode can be selected, and the other control modes cannot be selected. When an external power supply is connected, the basic mode and the control mode related to safety can be selected, and the control mode related to functions cannot be selected. When the charging stand is mounted, any of a basic mode, a safety control mode, and a function control mode can be selected.
  • control unit 22 detects the state of the portable electronic device 10a based on the detection results of the external power supply detection unit 44 and the charging stand detection unit 46, and switches the control mode that can be selected based on the detection result.
  • the operation of the projector 34 can be appropriately switched according to the state of the portable electronic device 10a.
  • the projective alarm mode when the alarm function is activated, light is emitted by the projector 34, so that not only voice and vibration but also vision is stimulated and the alarm can be noticed more reliably. Further, by displaying a message, it is possible to instantly recognize the content notified by the alarm. Moreover, by making it possible to execute only when the charging stand is mounted, it is possible to make it difficult to shift the projection position as described above, and it is possible to maintain high safety.
  • the photo frame mode is a mode in which images are continuously projected until the operator stops or finishes the setting. However, depending on the remaining battery level, power is supplied from external power. The image can be projected continuously for a long time.
  • the selection possible only when the charging stand is mounted it is possible to suppress the power stored in the battery from being consumed and the portable electronic device 10a from becoming unusable.
  • the projection position can be made difficult to shift as described above, and high safety can be maintained even when light is projected continuously for a long time. .
  • the fan mode the projector 34 can be cooled, and even when an image is projected for a long time or at a high output, the projector 34 is prevented from becoming too hot and performance can be suppressed. it can.
  • the fan mode is preferably operated together with the other function modes described above.
  • the control mode regarding a function is not limited to the said control mode, A various control mode can be used.
  • FIG. 16 is a flowchart showing an example of the operation of the portable electronic device.
  • the mobile electronic device 10a is set to perform an alarm operation at a predetermined time.
  • the control unit 22 acquires time information and detects that it is xx seconds before the alarm operation as step S10a2
  • the control unit 22 determines what the state of the portable electronic device 10a is as step S10a4. That is, the control unit 22 determines in step S10a4 whether the portable electronic device 10a is in a state of being driven by a battery, connected to an external power source, or mounted on a charging stand.
  • the control part 22 may determine whether the portable electronic device 10a is at the time of charging stand mounting as step S10a4.
  • step S10a4 If it is determined in step S10a4 that the battery is being driven or the external power supply is connected, that is, not the charging base is mounted, the control unit 22 determines that the projector has no functional mode as step S10a6, and proceeds to step S110a. . That is, the control unit 22 determines that the function mode cannot be selected (specifically, the projective alarm mode cannot be operated), and proceeds to step S110a.
  • step S10a8 the control unit 22 determines in step S10a4 that the state of the portable electronic device 10a is when the charging base is mounted, that is, not when the battery is driven or when an external power source is connected, as step S10a8, the projective alarm mode is set. It is determined whether it is. That is, it is determined whether the alarm operation is set to be performed in the projective alarm mode.
  • step S10a8 determines in step S10a8 that the projective alarm mode is not set (No)
  • the control unit 22 proceeds to step S110a.
  • the control part 22 will perform normal alarm operation
  • the normal alarm operation is an operation for notifying the user by at least one of voice, vibration, and display by the display unit 32.
  • the control part 22 will complete
  • step S10a8 If it is determined in step S10a8 that the projective alarm mode is set (Yes), the control unit 22 activates the projector 34 in step S112 and performs a projective alarm operation in step S114.
  • the projective alarm operation is an operation of notifying the user by at least one of voice, vibration, and display by the display unit 32, but also notifying the user by projecting an image from the projector 34.
  • the image projected by the projector 34 can be various images. For example, if it is an alarm function, the time is displayed. Moreover, you may just irradiate light. Further, if the alarm notifies the departure time, a preset message or schedule may be displayed.
  • the control unit 22 performs a projective alarm operation in step S114 the process ends.
  • the portable electronic device 10a can appropriately and safely project an image from the projector by switching the control mode to be selected according to the state of the portable electronic device as described above.
  • the stationary mode cannot be selected, and only the portable mode can be selected, so that unexpectedly dazzling human beings when driving the battery whose movement is not restrained by other members. The possibility of making it less can be reduced.
  • both the portable mode and the stationary mode can be selected when the external power supply is connected and when the charging stand is mounted.
  • the present invention is not limited to this, and any mode is automatically set. May be. Thus, by switching the mode automatically, it is possible to reduce the labor of the operator's operation.
  • the external power source detection unit 44 when detecting the power, is supplied from a commercial power source such as an installed AC adapter based on the supplied power, voltage and / or current, or connected by a dry battery or USB. It is preferable to identify whether the battery is supplied from a battery such as a PC. In addition, when it can identify in this way, it is preferable to change the control mode which can be selected with the case where electric power is supplied from commercial power supply, and the case where electric power is supplied from another power supply. Specifically, when electric power is supplied from a commercial power supply, it is preferable that more control modes can be selected.
  • the fan 68 is provided on the charging stand 62.
  • any means can be used as long as it can cool the projector 34 when the portable electronic device 10a is mounted on the charging stand 62, and various cooling means can be used.
  • a water cooling mechanism that allows cooling water to flow in a region of the charging stand that is in contact with the projector may be used.
  • a heat pipe may be used to transfer the heat of the projector and a fan or the like may be provided at a position away from the projector.
  • the lens unit 66 and the fan 68 are provided on the charging stand (dedicated stand) 62.
  • the present invention is not limited to this.
  • the lens portion and the fan are not necessarily provided. When the lens unit is not provided, the charging stand (dedicated stand) needs to have a shape that does not block the light projected from the projector.
  • the fan and the lens unit may be provided in the portable electronic device.
  • the charging stand 62 that can be connected to the external power supply terminal as a dedicated stand and can supply power to the portable electronic device 10a from the external power supply terminal is used.
  • the present invention is not limited to this.
  • the external power terminal and the dedicated stand may be separately connected to and placed on the portable electronic device.
  • the portable electronic device and the portable unit according to the present invention are suitable for projecting various images.

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Telephone Function (AREA)
  • Projection Apparatus (AREA)

Abstract

L'invention concerne un dispositif électronique portable d'une grande facilité d'emploi et d'une grande sûreté, le dispositif électronique portable comprenant une partie de projection d'image conçue pour projeter une image, une partie de commande conçue pour commander le fonctionnement de la partie de projection d'image, et un boîtier conçu pour abriter la partie de projection d'image et la partie de commande. La partie de commande permet la sélection d'un premier mode ou d'un second mode et, en cas de sélection du premier mode, la partie de commande commande le fonctionnement de la partie de projection d'image sur la base de critères différents de ceux s'appliquant en cas de sélection du second mode.
PCT/JP2010/052928 2009-02-25 2010-02-25 Dispositif électronique portable et système portable WO2010098373A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US13/201,725 US8554273B2 (en) 2009-02-25 2010-02-25 Mobile electronic device and mobile system

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2009-043199 2009-02-25
JP2009043199 2009-02-25
JP2009077782A JP5383276B2 (ja) 2009-02-25 2009-03-26 携帯電子機器
JP2009-077782 2009-03-26
JP2009223504A JP5436123B2 (ja) 2009-02-25 2009-09-28 携帯ユニット
JP2009-223504 2009-09-28

Publications (1)

Publication Number Publication Date
WO2010098373A1 true WO2010098373A1 (fr) 2010-09-02

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PCT/JP2010/052928 WO2010098373A1 (fr) 2009-02-25 2010-02-25 Dispositif électronique portable et système portable

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WO (1) WO2010098373A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000321531A (ja) * 1999-05-07 2000-11-24 Seiko Epson Corp レーザーポインタおよびプレゼンテーションシステム
JP2003295310A (ja) * 2002-04-01 2003-10-15 Matsushita Electric Ind Co Ltd 映像投射装置
JP2004235965A (ja) * 2003-01-30 2004-08-19 Fuji Photo Film Co Ltd 車両走行時画像データ記録システム
JP2007047577A (ja) * 2005-08-11 2007-02-22 Nikon Corp 投影装置用補助装置および投影システム
JP2009003428A (ja) * 2007-05-18 2009-01-08 Sanyo Electric Co Ltd 映像表示装置および携帯端末装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000321531A (ja) * 1999-05-07 2000-11-24 Seiko Epson Corp レーザーポインタおよびプレゼンテーションシステム
JP2003295310A (ja) * 2002-04-01 2003-10-15 Matsushita Electric Ind Co Ltd 映像投射装置
JP2004235965A (ja) * 2003-01-30 2004-08-19 Fuji Photo Film Co Ltd 車両走行時画像データ記録システム
JP2007047577A (ja) * 2005-08-11 2007-02-22 Nikon Corp 投影装置用補助装置および投影システム
JP2009003428A (ja) * 2007-05-18 2009-01-08 Sanyo Electric Co Ltd 映像表示装置および携帯端末装置

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