JP6632306B2 - Electronic equipment, control method and program - Google Patents

Description

The present invention relates to an electronic device it is possible to perform charging of the battery, a control method and program.

  Charging of a battery connected to an electronic device can be performed by connecting the electronic device to a charging device. However, when an unauthorized battery is connected to the electronic device and the charging operation is performed, there is a possibility that the safety of the battery is reduced.

  In order to prevent such a problem, there has been proposed a technique for distinguishing between a regular battery and an irregular battery and stopping a charging operation when the irregular battery is connected to the electronic device. Patent Literature 1 discloses that when an electronic device to which a battery is connected is connected to a charging device, a battery authentication process is performed based on ID information of the battery.

  Patent Literature 2 discloses that when a battery connected to an electronic device is an irregular battery, the user is inquired about whether or not the battery is recognized as an irregular battery.

JP 2005-341775 A JP 2007-282471 A

  However, in Patent Literature 1, when there is no remaining battery connected to the electronic device, the power for performing the authentication process and the power for notifying the failure of charging may not be supplied from the battery to the electronic device. In this case, the user cannot be notified that the battery cannot be charged. In Patent Literature 2, when a battery connected to an electronic device is an irregular battery, the user is notified that the battery cannot be charged. However, if the period from when the user is notified that the battery cannot be charged to when the user instructs to start charging the battery is long, the user may misunderstand that the battery can be charged. .

  Accordingly, an object of the present invention is to enable a user to be effectively notified that a battery cannot be charged when an unauthorized battery is connected to an electronic device.

One of the electronic devices according to the present invention is an electronic device, a charge control unit that charges a battery, and an authentication unit that performs an authentication process for determining whether the battery is a legitimate battery. a voltage detecting means for detecting a voltage of said battery, when said battery by said authentication processing is determined not to be battery regular, even if the shutdown of the electronic device is requested, electricity of the battery If pressure is less than a predetermined value, and a notifying means for notifying can not charge the battery.
One of the electronic devices according to the present invention is an electronic device, a charge control unit that charges a battery, and an authentication unit that performs an authentication process for determining whether the battery is a legitimate battery. An external device detection unit that detects whether an external device is connected to the electronic device; and a case where shutdown of the electronic device is requested, wherein the external device supplies power to the electronic device. And a notifying unit for notifying that the battery cannot be charged when the authentication process determines that the battery is not a proper battery.
One of the electronic devices according to the present invention is an electronic device, a charge control unit that charges a battery, and an authentication unit that performs an authentication process for determining whether the battery is a legitimate battery. Determining means for determining whether or not a predetermined time has elapsed after being notified that the battery cannot be charged; and determining whether the battery is not a proper battery by the authentication processing. And a notifying unit for notifying that the battery cannot be charged when the predetermined time has elapsed after the notification that the battery cannot be charged is given when the shutdown of the battery is requested. .

  According to the present invention, it is possible to effectively notify a user that a battery cannot be charged when an unauthorized battery is connected to an electronic device.

FIG. 3 is a block diagram illustrating an example of a plurality of components included in the electronic device 100 according to the first to third embodiments. 5 is a flowchart illustrating an example of a processing procedure until a user is notified that the battery 102 connected to the electronic device 100 cannot be charged in the first embodiment. 9 is a flowchart illustrating an example of a processing procedure until a user is notified that the battery 102 connected to the electronic device 100 cannot be charged in the second embodiment. FIG. 7 is a diagram for explaining an example of notification information for notifying a user that the battery 102 cannot be charged. 13 is a flowchart illustrating an example of a processing procedure until a user is notified that a battery 102 connected to an electronic device 100 cannot be charged in a third embodiment.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. However, the present invention is not limited to the following embodiments.

[Embodiment 1]
FIG. 1 is a block diagram illustrating an example of a plurality of components included in the electronic device 100 according to the first to third embodiments. The electronic device 100 is, for example, an imaging device that can operate as a digital camera. However, the electronic device 100 is not limited to an imaging device, and may be a mobile device that operates as a mobile phone.

  In FIG. 1, a system control unit 101 can control each component of the electronic device 100. Further, the system control unit 101 includes an authentication unit 110 and a display determination unit 112.

  The battery 102 is a battery that can be removed from the electronic device 100 and is a rechargeable battery. When the battery 102 is connected to the electronic device 100, the battery 102 can supply power required for the operation of the electronic device 100 to the power control unit 103. The battery 102 can communicate with the system control unit 101, and transmits information about the battery 102 (including ID information of the battery 102 and information about the type of the battery 102) and information about the state of charge of the battery 102 to the system control unit 101. can do.

  The voltage detection unit 104 is connected to the battery 102, detects a voltage value of the battery 102, and notifies the system control unit 101 of the voltage value. When the notified voltage value is equal to or less than the predetermined voltage value, the system control unit 101 determines that the remaining amount of the battery 102 is insufficient, and determines that the power supply from the battery 102 to the electronic device 100 is stopped. An instruction is given to the control unit 103.

  When the power button 105 is pressed by the user, the power supply control unit 103 controls power supply to the electronic device 100. When power is supplied to the electronic device 100 and the power button 105 is pressed by the user, the power supply control unit 103 performs control to stop supply of power to the electronic device 100, and the system control unit 101 performs electronic control. A process for shutting down the device 100 is performed. On the other hand, when power is not supplied to the electronic device 100 and the user presses the power button 105, the power control unit 103 performs control to start supplying power to the electronic device 100, and the system control unit 101 Starts the system.

  The power supply device 106 is a device that can be connected to the USB connector 107 of the electronic device 100. The power supply device 106 and the electronic device 100 are connected via a USB cable. The power supply device 106 can supply power to the electronic device 100 via a USB cable. When the power supply device 106 is connected to the USB connector 107, the electronic device 100 can perform USB charging, and can charge the battery 102 by USB charging. The USB cable and the USB connector 107 conform to the USB standard.

  The charging control unit 108 has a function for controlling USB charging. With this function, the charging control unit 108 can charge the battery 102 using the power supplied from the power supply device 106 via the USB cable. The charge control unit 108 further includes an external device detection unit 109. When the power supply device 106 is connected to the charging control unit 108 via the USB connector 107, the external device detection unit 109 detects an external device connected to the USB connector 107. When the external device detection unit 109 determines that the detected external device is the power supply device 106, the charging control unit 108 starts charging the battery 102. On the other hand, when the external device detection unit 109 determines that the external device is not the power supply device 106, the charge control unit 108 does not charge the battery 102 and determines that the external device is not the power supply device 106. Notify 101.

  The system control unit 101 performs an authentication process on the authentication unit 110 to determine whether the battery 102 connected to the electronic device 100 is a legitimate battery, and stores the authentication result in the authentication history information storage unit 111. If the authentication result stored in the authentication history information storage unit 111 is a non-authentic battery, the charging control unit 108 stops charging the battery 102.

  The display determination unit 112 charges the battery 102 based on the information about the external device, the information indicating the voltage value of the battery 102, the authentication result of the battery 102, and the display time information indicating the display date and time of the previous notification information. It is determined whether or not the user should be notified that the operation cannot be performed. If the system control unit 101 cannot charge the battery 102 connected to the electronic device 100 and the display determination unit 112 determines that the user should be notified that the battery 102 cannot be charged, Notification information indicating that charging is not possible is displayed on the display unit 113. Then, time information indicating the date and time when the notification information indicating that the battery 102 cannot be charged is displayed on the display unit 113 is stored in the display time storage unit 114.

  FIG. 2 is a flowchart illustrating an example of a processing procedure until the user is notified that the battery 102 connected to the electronic device 100 cannot be charged in the first embodiment.

  When the battery 102 is connected to the electronic device 100 and power is supplied to the electronic device 100 from the power control unit 103 by pressing the power button 105, the system control unit 101 performs a system startup process in S200 to Activate and start processing.

  After starting the system, in S201, the authentication unit 110 performs an authentication process as to whether the battery 102 is a legitimate battery. Then, in S202, authentication section 110 stores the authentication result in authentication history information storage section 111. Next, in step S203, the power control unit 103 waits until the user presses the power button 105 and inputs a shutdown request (power-off instruction) of the electronic device 100.

  When a shutdown request is input (S203 / Yes), in S204, the system control unit 101 determines whether the authentication result stored in the authentication history information storage unit 111 in S202 is a regular battery or an irregular battery. If the authentication result indicates an unauthorized battery (S204 / Yes), the voltage detection unit 104 acquires the voltage value of the battery 102 in S205. Then, in S206, the system control unit 101 determines whether the voltage value of the battery 102 acquired in S205 is equal to or less than a predetermined value. If the voltage value of the battery 102 is equal to or less than the predetermined value (S206 / Yes), in S207, the display determination unit 112 determines that the user should be notified that the battery 102 cannot be charged, and the system The control unit 101 displays, on the display unit 113, notification information indicating that the battery 102 cannot be charged. Thereafter, the system control unit 101 performs a process for shutting down the electronic device 100, and the power control unit 103 performs control for stopping power supply from the battery 102 to the electronic device 100.

  On the other hand, if the authentication result stored in the authentication history information storage unit 111 is a legitimate battery (S204 / No), the system control unit 101 performs a process for shutting down the electronic device 100, and the power control unit 103 Performs control for stopping power supply from the battery 102 to the electronic device 100. Also when the voltage value acquired in S205 is higher than the predetermined value (S206 / No), the system control unit 101 performs a process for shutting down the electronic device 100, and the power control unit 103 The control for stopping the power supply to 100 is performed.

  As described above, according to the first embodiment, before charging the battery 102, it is possible to notify the user at the shutdown stage that the battery 102 cannot be charged. This can reduce the possibility that the user mistakenly thinks that the battery 102 can be charged. Furthermore, since it is troublesome to display the notification information indicating that the battery 102 cannot be charged at the time of the shutdown every time, in the first embodiment, the notification information indicating that the battery 102 cannot be charged when the voltage value of the battery 102 is equal to or less than the predetermined value. Is displayed. As described above, by notifying in advance that the battery 102 cannot be charged at the time when charging is required, it is possible to reduce the possibility that the user may mistakenly think that the battery 102 can be charged. .

[Embodiment 2]
In the second embodiment, an example in which whether or not to display that the battery 102 connected to the electronic device 100 cannot be charged is determined by the other party connected via the USB connector 107 and the user is notified is notified. explain. Note that the plurality of components included in the electronic device 100 according to the second embodiment are the same as the plurality of components included in the electronic device 100 according to the first embodiment, and a description thereof will not be repeated.

  FIG. 3 is a flowchart illustrating an example of a processing procedure until the user is notified that the battery 102 connected to the electronic device 100 cannot be charged in the second embodiment. Note that the processing of S300 to S303 is the same as the processing of S200 to S203 in FIG. 2, respectively, and thus description thereof is omitted.

  In step S304, the external device detection unit 109 detects whether an external device exists via the USB connector 107. If no external device is detected (S304 / No), the system control unit 101 performs a process for shutting down the electronic device 100, and the power control unit 103 supplies power from the battery 102 to the electronic device 100. Control to stop the operation. When no external device is detected, the processing from S204 to S207 in FIG. 2 may be performed.

  On the other hand, when an external device is detected (S304 / Yes), in S305, the external device detection unit 109 determines whether the external device is the power supply device 106 that can be charged by USB connection. If the external device is not the power supply device 106 that can be charged by USB connection (S305 / No), in S306, the system control unit 101 determines that the authentication result stored in the authentication history information storage unit 111 is valid. It is determined whether the battery is a normal battery or an unauthorized battery. At step S306, the display determination unit 112 determines that the user should be notified that the battery 102 cannot be charged.

  If the authentication result is an unauthorized battery (S306 / Yes), the process proceeds to S307. In step S307, the system control unit 101 determines that the external device connected via the USB connector 107 is not the power supply device 106, but the battery 102 connected to the electronic device 100 is an irregular battery. Notification information indicating that the battery 102 cannot be charged is displayed on the display unit 113. Thereafter, the system control unit 101 performs a process for shutting down the electronic device 100, and the power control unit 103 performs control for stopping power supply from the battery 102 to the electronic device 100.

  On the other hand, if the authentication result is a legitimate battery (S306 / No), the process proceeds to S308. In step S308, the system control unit 101 displays, on the display unit 113, notification information indicating that the battery 102 cannot be charged because the external device currently connected via the USB connector 107 is not the power supply device 106. I do. Thereafter, the system control unit 101 performs a process for shutting down the electronic device 100, and the power control unit 103 performs control for stopping power supply from the battery 102 to the electronic device 100.

  On the other hand, if the external device is the power supply device 106 that can be charged by USB connection (S305 / Yes), in S309, the system control unit 101 determines that the authentication result stored in the authentication history information storage unit 111 is a valid battery. Or an irregular battery. Then, when the authentication result is an unauthorized battery (S309 / Yes), the display determination unit 112 determines that the user should be notified that the battery 102 cannot be charged, and the system control unit 101 The display unit 113 displays notification information indicating that the battery 102 connected to the device 100 cannot be charged because the battery 102 is an irregular battery. Thereafter, the system control unit 101 performs a process for shutting down the electronic device 100, and the power control unit 103 performs control for stopping power supply from the battery 102 to the electronic device 100.

  On the other hand, if the authentication result is a valid battery (S309 / No), the system control unit 101 performs a process for shutting down the electronic device 100, and the power control unit 103 transmits power from the battery 102 to the electronic device 100. Control for stopping supply is performed.

  FIG. 4 is a diagram illustrating an example of notification information for notifying a user that the battery 102 cannot be charged.

The notification information displayed on the display unit 113 in S307 is, for example, "USB charging is not possible because the connected battery is not a regular battery. The device connected to the USB connector does not support USB charging. . "
The notification information displayed on the display unit 113 in S308 indicates that "the device connected to the USB connector does not support USB charging."
The notification information displayed on the display unit 113 in S310 indicates "USB charging is not possible because the connected battery is not a regular battery."

  As described above, according to the second embodiment, when connected to an external device, there is a possibility of charging, so the external device is the power supply device 106, and the battery 102 is a regular battery. Except in the case of, information indicating that the battery 102 cannot be charged is displayed on the display unit 113. This can reduce the possibility that the user mistakenly thinks that the battery 102 can be charged.

[Embodiment 3]
In the third embodiment, a description will be given of a flow of determining whether or not to display that the battery 102 connected to the electronic device 100 cannot be charged based on the elapsed time from the previous notification and notifying the user. Note that a plurality of components of the electronic device 100 according to the third embodiment are the same as the plurality of components of the electronic device 100 according to the first embodiment, and a description thereof will not be repeated.

  FIG. 5 is a flowchart illustrating an example of a processing procedure until the user is notified that the battery 102 connected to the electronic device 100 cannot be charged in the third embodiment. Note that the processing in S500 to S504 is the same as the processing in S200 to S204 in FIG. 2, respectively, and thus description thereof is omitted.

In S505, the system control unit 101 acquires display time information indicating the display date and time of the previous notification information from the display time storage unit 114. Then, in S506, the system control unit 101 determines whether a predetermined time has elapsed from the time acquired in S505. If the predetermined time has elapsed from the time acquired in S505 (S506 / Yes), the process proceeds to S507.
In step S507, the display determination unit 112 determines that the user should be notified that the battery 102 cannot be charged, and the system control unit 101 determines that the battery 102 connected to the electronic device 100 cannot be charged. The displayed notification information is displayed on the display unit 113. Next, in S508, the system control unit 101 stores display time information indicating the current date and time in the display time storage unit 114. Thereafter, the system control unit 101 performs a process for shutting down the electronic device 100, and the power control unit 103 performs control for stopping power supply from the battery 102 to the electronic device 100.

  On the other hand, if the predetermined time has not elapsed from the display date and time indicated by the display time information acquired in S505 (S506 / No), the system control unit 101 performs a process for shutting down the electronic device 100, and the power control unit 103 Performs control for stopping power supply from the battery 102 to the electronic device 100.

  As described above, according to the third embodiment, if the predetermined time has not elapsed since the previous display, it is troublesome to display information indicating that the battery 102 cannot be charged. Information indicating that the battery 102 cannot be charged is displayed. This can reduce the possibility that the user may mistakenly think that the battery 102 can be charged without feeling troublesome.

[Embodiment 4]
Embodiments 1 to 3 are not limited to the above configuration, and various modifications and changes are possible. For example, in the first to third embodiments, the authentication process of the battery 102 connected to the electronic device 100 is performed after the system is started. However, the authentication process may be performed after a shutdown request is issued. Furthermore, if the battery 102 has not been inserted or removed since the previous activation, the authentication process is not performed, and it is determined whether the battery 102 is a legitimate battery using the authentication result stored in the authentication history information storage unit 111. Good.

  In the first to third embodiments, the determination whether or not to display that the battery 102 connected to the electronic device 100 cannot be charged is performed after the shutdown request is issued. It may be before the request. Furthermore, in the first to third embodiments, the shutdown request is made when the user presses the power button 105, but other shutdown requests are also included. For example, a shutdown request can also be made when the system control unit 101 forcibly shuts down when the battery 102 has run out or the user has not input an instruction for a long time.

[Embodiment 5]
The various functions, processes, and methods described in the first to fourth embodiments can be implemented by a personal computer, a microcomputer, a CPU (Central Processing Unit), or the like using a program. Hereinafter, in the fifth embodiment, a personal computer, a microcomputer, a CPU, and the like are referred to as “computer X”. Furthermore, in the fifth embodiment, a program for controlling the computer X, and a program for implementing the various functions, processes, and methods described in the first to fourth embodiments is referred to as a “program Y”.

  The various functions, processes, and methods described in the first to fourth embodiments are implemented when the computer X executes the program Y. In this case, the program Y is supplied to the computer X via a computer-readable storage medium. The computer-readable storage medium according to the fifth embodiment includes at least one of a hard disk device, a magnetic storage device, an optical storage device, a magneto-optical storage device, a memory card, a volatile memory, a nonvolatile memory, and the like. The computer-readable storage medium according to the fifth embodiment is a non-transitory storage medium.

Reference Signs List 101 system control unit 102 battery 108 charge control unit 110 authentication unit 112 display determination unit 113 display unit

Claims (11)

An electronic device,
Charge control means for charging the battery,
Authentication means for performing an authentication process for determining whether the battery is a legitimate battery,
A voltage detecting means for detecting a voltage of said battery,
When said battery by said authentication processing is determined not to be battery regular, even if the shutdown of the electronic device is requested, when voltage of the battery is less than the predetermined value, the battery Notification means for notifying that charging is not possible
You wherein electronic devices that have a. An electronic device,
Charge control means for charging the battery,
Authentication means for performing an authentication process for determining whether the battery is a legitimate battery,
And an external device detecting means external device to the electronic device to detect whether it is connected,
Even if the shutdown of the electronic device is requested, if the external device is a device which can not supply power to the electronic device, the battery is determined not to be battery normal by the authentication processing In the case , a notifying means for notifying that the battery cannot be charged is provided.
You wherein electronic devices that have a. An electronic device,
Charge control means for charging the battery,
Authentication means for performing an authentication process for determining whether the battery is a legitimate battery,
Determination means for determining whether a predetermined time has elapsed since the notification can not be charged before Symbol batteries,
When it is determined that the battery is not a legitimate battery by the authentication process, the shutdown of the electronic device is requested, and the predetermined time has passed since it was notified that the battery could not be charged. If it has, the notification means for notifying can not charge the battery
You wherein electronic devices that have a. The notification means uses the display means for displaying information indicating that it can not charge the battery, to any one of claims 1 to 3, wherein the notifying can not charge the battery Electronic device as described. 5. The electronic device according to claim 1, wherein the shutdown of the electronic device is requested based on one of an operation on a power button, a remaining amount of the battery, and a time during which a user instruction is not input. Electronic device as described. A method for controlling an electronic device having charge control means for charging a battery,
Performing an authentication process to determine whether the battery is a legitimate battery,
Detecting the voltage of the battery;
When the authentication processing determines that the battery is not a proper battery, a request is made to shut down the electronic device, and when the voltage of the battery is equal to or less than a predetermined value, charging of the battery is performed. Notifying that it is not possible
A control method comprising: A method for controlling an electronic device having charge control means for charging a battery,
Performing an authentication process to determine whether the battery is a legitimate battery,
Detecting whether an external device is connected to the electronic device,
When the shutdown of the electronic device is requested and the external device is a device that cannot supply power to the electronic device, the authentication process determines that the battery is not a regular battery. If not, notifying that the battery cannot be charged;
A control method comprising: A method for controlling an electronic device having charge control means for charging a battery,
Performing an authentication process to determine whether the battery is a legitimate battery,
A step of determining whether or not a predetermined time has elapsed since the battery was incapable of being charged;
When the authentication process determines that the battery is not a legitimate battery, the shutdown of the electronic device is requested, and the predetermined time has passed since the battery was notified that charging was not possible. Notifying that the battery cannot be charged,
A control method comprising: A computer of an electronic device having charge control means for charging a battery,
Performing an authentication process to determine whether the battery is a legitimate battery,
Detecting the voltage of the battery;
When the authentication processing determines that the battery is not a proper battery, a request is made to shut down the electronic device, and when the voltage of the battery is equal to or less than a predetermined value, charging of the battery is performed. Notifying that it is not possible
A program for executing A computer of an electronic device having charge control means for charging a battery,
Performing an authentication process to determine whether the battery is a legitimate battery,
Detecting whether an external device is connected to the electronic device,
When the shutdown of the electronic device is requested and the external device is a device that cannot supply power to the electronic device, the authentication process determines that the battery is not a regular battery. If not, notifying that the battery cannot be charged;
A program for executing A computer of an electronic device having charge control means for charging a battery,
Performing an authentication process to determine whether the battery is a legitimate battery,
A step of determining whether or not a predetermined time has elapsed since the battery was incapable of being charged;
When the authentication process determines that the battery is not a legitimate battery, the shutdown of the electronic device is requested, and the predetermined time has passed since the battery was notified that charging was not possible. Notifying that the battery cannot be charged,
A program for executing

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