The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 02, 2012
Filed:
Aug. 03, 2009
Yasuhito Takaki, Kawasaki, JP;
Yasuhito Takaki, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image pickup apparatus able to reliably detect a power supply abnormality even in an arrangement in which power supplies are managed by using a communication unit of single system. The image pickup apparatus includes a recording unit for writing image data onto a recording medium, and a power supply control unit for selecting and executing either a monitoring operation to monitor a state of a power supply for a camera main unit or a communication operation to communicate with a power supply for an accessory unit. The power supply control unit selects and executes the monitoring operation while the recording unit is performing an image data writing operation.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile