JP2009141503A - Communication device, control method thereof, and program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a communication device which notifies an owner the transition when the device has transmitted to a safe operation mode, to provide a control method thereof, and to provide a program. <P>SOLUTION: The portable communication device transits to the safe operation mode, blinks a backlight to notify the owner the transition when temperature of a monitoring area exceeds predetermined temperature. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a technique for controlling a safe operation mode function of a communication device.

  Conventionally, when the temperature of the monitoring area of the mobile phone with the safe operation mode function exceeds a predetermined temperature, a safety design has been performed such as stopping the circuit operation of the monitoring area or stopping energization.

Here, during operation of the panel computer, the monitoring block constantly monitors the state of the panel computer, for example, the internal temperature, and the watchdog timer constantly monitors the abnormal operation of the CPU, and the range to be determined as abnormal is individual. The RAS control block controls the control block and the like to the user when an abnormality occurs and is set by the setting unit within a range according to the current ambient environment. There has been proposed a technique capable of avoiding a fatal system failure without excessively shortening the operation time of the panel computer by notifying the abnormality (see, for example, Patent Document 1).
JP 2000-75952 A

  However, with the related technology described above, the owner has no notification and cannot tell what is happening. In addition, due to malfunctions due to the influence of the surrounding environment, even if the temperature of the surrounding environment decreases, there is a case where it does not operate normally after that.

  The present invention has been made to solve the above-described problems. When the temperature of the monitoring area exceeds a predetermined temperature, the operation of the monitoring area circuit is stopped, and when the transition to the safe operation mode is made, the It is an object of the present invention to provide a communication device that notifies a person, a control method thereof, and a program.

The communication device of the present invention is a portable communication device,
When the temperature of the monitoring area exceeds the specified temperature, transition to safe operation mode,
It is characterized by notifying the owner by blinking the backlight.

The communication device control method of the present invention is a portable communication device control method,
A step of transitioning to a safe operation mode when the temperature of the monitoring area exceeds a predetermined temperature; and
And flashing the backlight to notify the owner.

Further, the program of the present invention is stored in a portable communication device.
A step of transitioning to a safe operation mode when the temperature of the monitoring area exceeds a predetermined temperature; and
And a step of notifying the owner by blinking the backlight.

  According to the present invention, when the temperature of the monitoring area exceeds a predetermined temperature, the operation of the monitoring area circuit is stopped, and when the transition to the safe operation mode is made, the communication device that notifies the owner, the control method and the program are provided. Can be provided.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. The embodiment will be described with reference to FIG.

  For example, when the mobile phone (100) is left on the dashboard of a car parked under a hot summer sun, a temperature monitoring unit (121) incorporated in a casing that monitors the temperature of a predetermined area When it is detected that the threshold is exceeded, the cutoff circuit (120) is controlled, and for example, the energization of the display unit (119) and the audio processing unit (114) is stopped.

  The interruption circuit (120) notifies the CPU (113) that energization has been stopped. When the CPU (113) detects that the safety function has been operated, the CPU (113) transits to the safe operation mode, and limited operations and operations are possible.

  At this time, since the mobile phone (100) does not display anything, the power is turned off. Alternatively, the LED of the operation unit (123) is blinked to notify the owner that a misunderstanding that the power cannot be turned on is not given to the owner.

  Next, when the mobile phone (100) left in the vehicle is taken out of the vehicle or in the evening and the temperature in the vehicle decreases, the temperature monitoring unit (121) detects a predetermined temperature or lower. (Here, the predetermined temperature may be provided with hysteresis. Specifically, when the predetermined temperature is lower than the temperature at which the operation of the circuit is stopped), the energization stop to the interruption circuit (120) is released. At this time, the cutoff circuit (120) notifies the CPU (113) of the release of the energization stop.

  When detecting that the safety function is released, the CPU (113) performs initial setting to the display unit (119) and the sound processing unit (114) that have stopped energization, and returns to the normal operation mode. Further, the CPU (113) performs a pop-up display indicating that the transition to the safe operation mode has been made to the display unit (119) in order to notify the owner of the transition to the safe operation mode.

  Referring to FIG. 1, a mobile phone (100) that is a communication device according to the present embodiment includes a BATT (124) that supplies power, a power control unit (125), an antenna (110) that controls wireless communication, and a wireless unit. (111), an audio processing unit (114) including a transmitting unit (116) for inputting voice during a voice call, a receiving unit (117) for outputting the other party's voice, and a speaker (115) for ringing an incoming melody. ), A VIB (118) that vibrates when receiving an incoming call, a display unit (119) that performs display in accordance with the state of the mobile phone (100), an operation unit (123) that performs dial input, various settings, and the like, and an operation unit (123 ) Has an LED illumination function so that it can be operated even in the dark.

  Further, the CPU (113) and the control unit (112) for performing these control processes based on programs and information stored in the storage unit (122), and the temperature monitoring unit (121) which is a feature of the present invention. ) And a shut-off circuit (120) for stopping energization of the power source.

  Here, the circuit block that is energized via the cutoff circuit is, for example, a block that is assumed to rise in temperature when a failure occurs.

  FIG. 2 is a control flow performed by the CPU (113) in the safe operation mode for explaining a part of the processing operation of the present embodiment.

  FIG. 3 is a control flow performed by the CPU (113) when the safe operation mode is activated when the mobile phone device is in either the power-on state or the power-off state.

  According to the present embodiment, in an electronic device that monitors the temperature and performs safety control, it becomes possible to remove the owner's anxiety against malfunction caused by the influence of the surrounding environment, and even if it is not a failure, it can be reported as a failure to the store. It is possible to prevent cases that are brought in.

Another embodiment of the present invention will be described with reference to FIGS.
For example, when a temperature monitoring unit (121) incorporated in a housing that monitors the temperature of a predetermined area detects that the temperature exceeds a predetermined temperature, the cutoff circuit (120) is controlled, and the display unit (119), voice The energization to the processing unit (114) is stopped. The interruption circuit (120) notifies the CPU (113) that energization has been stopped.

  When the CPU (113) detects that the safety function has been operated (201), the CPU (113) makes a transition to the safe operation mode (202), and performs only input restrictions or limited operations of the operation unit (123).

  Further, the CPU (113) periodically vibrates the VIB (118) to notify the owner that the transition to the safe operation mode has occurred.

  Next, when the temperature monitoring unit (121) detects a temperature equal to or lower than a predetermined temperature, the energization stop is released to the cutoff circuit (120). At this time, the cutoff circuit (120) notifies the CPU (113) of the release of the energization stop.

  When the CPU (113) detects that the safety function has been released (204), the CPU (113) performs initial setting (205) to the display unit (119) and the sound processing unit (114) that have stopped energization, and performs the normal operation mode. Return to.

  Further, the CPU (113) performs a pop-up display (206) indicating that the transition to the safe operation mode has been made to the display unit (119) in order to notify the owner of the transition to the safe operation mode.

  Thereafter, the CPU (113) cancels the pop-up display (209) when the input from the operation unit (123) is detected (207), for example, an OK key which means that the owner understands the pop-up display content.

  Next, still another embodiment of the present invention will be described with reference to FIG. A case where the mobile phone (100) is switched to the safe operation mode when the power is on or when the power is off will be described.

  When the mobile phone (100) is in the power-on and power-off states, when the CPU (113) is released from the safe operation mode (304) through the transition to the safe operation mode (303), the power is on. If there is, it is restored by turning on the power (305), and a pop-up display (308) is performed on the display unit (119).

  If the power is off, the power is returned to the original power off (306) state.

  Thereafter, when the power is turned on (307) by the operation of the owner, a pop-up display (308) is performed on the display unit.

  Note that a plurality of temperature monitoring units (121) and cutoff circuits (120) may be provided to subdivide the circuit for stopping energization.

  Further, as a means for notifying the owner when transitioning to the safe operation mode, notification may be made by voice notification, backlight blinking on the display unit, or pop-up display on the display unit. At this time, it is assumed that the power supply of the circuit block used for notification does not need to be de-energized and is not de-energized.

  Further, when the safe operation mode is canceled, as a means for notifying the owner of the transition to the safe operation mode, notification may be made by voice notification, backlight blinking of the display unit, VIB vibration, or the like.

  In the present invention, for an electronic device that can be freely carried anywhere, for example, when a mobile phone device that is not faulty, when the temperature in the monitoring area exceeds a predetermined temperature due to an increase in the ambient temperature, the electronic device transitions to a safe operation mode and is operated. The backlight of the part is blinked to notify the owner that the safe operation mode has been changed. Further, after detecting a decrease in the ambient temperature, for example, necessary initial settings are made for the LSI and the like that have been de-energized to resume normal operation.

  At this time, when the operation mode is changed to the safe operation mode, the backlight of the operation unit blinks, and the method of notifying the owner of the operation unit may not be able to understand or notice, so it returned to normal. Later, a pop-up display indicating that the mode has been changed to the safe operation mode is performed on the display unit, and the owner is notified.

  Each of the above-described embodiments is a preferred embodiment of the present invention, and various modifications can be made without departing from the scope of the present invention. For example, processing for realizing the function of the device may be performed by causing the device to read and execute a program for realizing the function of the mobile phone device. Further, the program is transmitted to another computer system by a transmission wave via a computer-readable recording medium such as a CD-ROM or a magneto-optical disk, or via a transmission medium such as the Internet or a telephone line. Also good.

It is a figure which shows the apparatus structure which concerns on embodiment of this invention. It is a flowchart which shows the processing operation which concerns on embodiment of this invention. It is a flowchart which shows the processing operation which concerns on embodiment of this invention.

Explanation of symbols

100 cellular phone 110 antenna 111 wireless unit 112 control unit 113 CPU
114 Acoustic processing unit 115 Speaker 116 Transmission unit 117 Reception unit 118 VIB
119 Display unit 120 Shut-off circuit 121 Temperature monitoring unit 122 Storage unit 123 Operation unit 124 BATT
125 Power control unit

Claims (14)

In a portable communication device,
When the temperature of the monitoring area exceeds the specified temperature, transition to safe operation mode,
A communication device characterized by flashing a backlight and notifying the owner.   The communication device according to claim 1, wherein the operation of the monitoring area circuit is stopped when transitioning to the safe operation mode. When a decrease in the ambient temperature is detected, transition from safe operation mode to normal mode
The communication apparatus according to claim 1 or 2, wherein a display to the effect that the transition to the safe operation mode has been made and the owner is notified.   4. The communication apparatus according to claim 3, wherein the operation of the monitoring area circuit is resumed when transitioning to the normal mode.   5. The communication apparatus according to claim 4, wherein when the operation of the monitoring area circuit is resumed, a necessary initial setting is made for an LSI or the like that has been de-energized.   The communication apparatus according to claim 3, wherein the notification to the owner is performed by pop-up display. A method for controlling a portable communication device, comprising:
A step of transitioning to a safe operation mode when the temperature of the monitoring area exceeds a predetermined temperature; and
And a step of notifying the owner by blinking the backlight.   8. The communication device control method according to claim 7, wherein the operation of the monitoring area circuit is stopped when transitioning to the safe operation mode. A transition from safe operation mode to normal mode if a decrease in ambient temperature is detected;
The method for controlling a communication device according to claim 7 or 8, further comprising a step of notifying the owner of the transition to the safe operation mode.   10. The communication device control method according to claim 9, wherein the operation of the monitoring area circuit is resumed when the mode is changed to the normal mode.   11. The communication apparatus control method according to claim 10, wherein when the operation of the monitoring area circuit is resumed, a necessary initial setting is made for an LSI or the like that has been de-energized.   The method for controlling a communication device according to claim 9, wherein the notification to the owner is performed by a pop-up display. In portable communication device,
A step of transitioning to a safe operation mode when the temperature of the monitoring area exceeds a predetermined temperature; and
And a step of notifying the owner by blinking the backlight. A transition from safe operation mode to normal mode if a decrease in ambient temperature is detected;
The program according to claim 13, wherein the program executes a step of displaying to the safe operation mode and notifying the owner.

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