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. 07, 2008
Filed:
Jun. 07, 2005
Kissei Matsumoto, Kanagawa, JP;
Kissei Matsumoto, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
A recording and playback apparatus includes a recording and playback unit recording a signal on a storage medium and playing back the signal recorded on the storage medium, the recording and playback unit at least having a magnetic head; a temperature detector detecting a temperature; and a controller executing a test writing controlling process of controlling the recording and playback unit so that a test writing operation on the storage medium is executed according to a result of temperature detection by the temperature detector, executing a checking process of checking whether a signal has been correctly written by the test writing operation, and executing a recording controlling process of controlling a recording operation on the storage medium by the recording and playback unit according to a result of the checking in the checking process.