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AssigneeCanon Kabushiki Kaisha
InventorsYuki Tsujimoto, Hiroki Kitanosako, Masashi Yoshida, Kazuya Miyahara
Estimating the term…
An electronic device includes a connection unit that receive power from a power supply apparatus via a first terminal, a communication control unit that communicates with the power supply apparatus via a second terminal to receive power supply capability information of the power supply apparatus, and a control unit that disables activation of the electronic device before the communication control unit receives a predetermined notification from the power supply apparatus.
An electronic device comprising:
A control method of an electronic device comprising:
A non-transitory storage medium that stores a program causing a computer to execute a method, the method comprising:
Dependencies are inferred from the claim text.
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From the US filing history. Foreign family members aren’t listed.
No references of this kind are recorded.
Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00: power supply means, e.g. regulation thereof
Power saving characterised by the action undertaken: by switching off individual functional units in the computer system
Power supply means, e.g. regulation thereof: arrangements to supply power to external peripherals either directly from the computer or under…
Monitoring of events, devices or parameters that trigger a change in power modality: monitoring battery levels, e.g. power saving mode being…
About 13 years 9 months of term left · ends 28 Jul 2040 (estimated)
Aspects of the disclosure generally relate to electronic devices that are driven by power from a power supply apparatus, a method, and a storage medium.
Japanese Patent Laid-Open No. 2012-215993 discloses an electronic device that receives power from an external device via a Universal Serial Bus (USB).
Japanese Patent Laid-Open No. 2012-215993 does not describe USB Type-C standard and USB Power Delivery (PD) standard, which are new standards at the time of this application. Devices based on the USB PD standard can use currents or voltages higher than the currents or voltages specified in the USB Type-C standard.
FIG. 1 is a diagram illustrating components of a power supply system of a first and second embodiment.
FIG. 2 is a block diagram illustrating a configuration of an electronic device 100 of the first and second embodiments.
FIG. 3 is a block diagram illustrating a configuration of a power supply apparatus 300 of the first and second embodiments.
Exemplary embodiments, features, and aspects of the disclosure will be described below with reference to the drawings. Aspects of the disclosure are not limited to the following embodiments. Each of the embodiments described below can be implemented solely or as a combination of a plurality of the embodiments. Also, features from different embodiments can be combined where necessary or where the combination of elements or features from individual embodiments in a single embodiment is beneficial.
FIG. 1 is a diagram illustrating components of a power supply system of a first and second embodiment.
The power supply system includes an electronic device 100, a USB Type-C cable 200, and a power supply apparatus 300, as illustrated in FIG. 1. The electronic device 100, the USB Type-C cable 200, and the power supply apparatus 300 conform to the Universal Serial Bus (USB) standard, the USB Type-C standard, and the USB Power Delivery (PD) standard.