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:
Feb. 07, 1995
Filed:
Apr. 22, 1992
Takashi Hotta, Hitachi, JP;
Kozaburo Kurita, Hitachi, JP;
Masahiro Iwamura, Hitachi, JP;
Hideo Maejima, Hitachi, JP;
Shigeya Tanaka, Hitachi, JP;
Tadaaki Bandoh, Tohkai, JP;
Yasuhiro Nakatsuka, Hitachi, JP;
Kazuo Kato, Tohkai, JP;
Sin-ichi Sinoda, Hitachi, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
An information processing system having an original clock oscillator for delivering at least one original clock signal K defined as a first clock signal and a plurality of information processing units supplied with the original clock signal K, wherein each information processing unit comprises clock generating means for generating at least one second clock signal K.sub.1 which is phase-locked with the original clock signal K and which has a predetermined duty cycle and a logic device whose operation timing is controlled by the second clock signal K.sub.1, and the operation timing of an interface provided between at least one pair of logic devices is synchronously controlled by the clock signal K.sub.1.