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:
Jan. 29, 2008
Filed:
Jan. 28, 2005
Fusao Seki, Kawasaki, JP;
Tatsushi Otsuka, Kawasaki, JP;
Masanori Kurita, Kawasaki, JP;
Shinnosuke Kamata, Kawasaki, JP;
Toshiya Uchida, Kawasaki, JP;
Hiroyoshi Tomita, Kawasaki, JP;
Hiroyuki Kobayashi, Kawasaki, JP;
Fusao Seki, Kawasaki, JP;
Tatsushi Otsuka, Kawasaki, JP;
Masanori Kurita, Kawasaki, JP;
Shinnosuke Kamata, Kawasaki, JP;
Toshiya Uchida, Kawasaki, JP;
Hiroyoshi Tomita, Kawasaki, JP;
Hiroyuki Kobayashi, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
A clock output pad and a return clock receiving pad are disposed on a logic chip at a portion near a side of an integrated circuit chip and a portion near another side of the integrated circuit chip that opposes to the side. A clock receiving pad is disposed on a memory chip at portion near the side and the other side respectively. The clock receiving pad is electrically connected to the clock output pad and the return clock receiving pad. A plurality of clock signals are supplied from the logic chip to the memory chip, and a plurality of return clock signals are returned from the memory chip to the logic chip.