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:
Apr. 21, 2009
Filed:
Jan. 03, 2005
Kiyoshi Miyazaki, Kawasaki, JP;
Kinya Inoue, Kawasaki, JP;
Hiromitu Nishimura, Kato-gun, JP;
Masaru Tsurusaki, Yokohama, JP;
Yoshio Nishinaga, Kawasaki, JP;
Kiyoshi Miyazaki, Kawasaki, JP;
Kinya Inoue, Kawasaki, JP;
Hiromitu Nishimura, Kato-gun, JP;
Masaru Tsurusaki, Yokohama, JP;
Yoshio Nishinaga, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
It is an object of the present invention to shorten the time needed to start when a cellular phone is switched on. If a power key is switched off during operation, the display of an LCD is switched off, and key interrupts and the like are masked. In this case, data in the middle of the process of an application program in execution, execution addresses and the like are stored, and shift to a suspension state is signaled notified to a baseband unit. The CPU of an application unit is set to a deep sleep mode, and the cellular phone waits for a start instruction from the baseband unit.