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. 18, 2014
Filed:
Apr. 13, 2011
Tae-young OH, Songpa-gu, KR;
Kwang-il Park, Yongin-si, KR;
Yun-seok Yang, Hwaseong-si, KR;
Young-soo Sohn, Gangnam-gu, KR;
Si-hong Kim, Yongin-si, KR;
Seung-jun Bae, Hwaseong-si, KR;
Tae-Young Oh, Songpa-gu, KR;
Kwang-Il Park, Yongin-si, KR;
Yun-Seok Yang, Hwaseong-si, KR;
Young-Soo Sohn, Gangnam-gu, KR;
Si-Hong Kim, Yongin-si, KR;
Seung-Jun Bae, Hwaseong-si, KR;
Samsung Electronics Co., Ltd., Gyeonggi-Do, KR;
Abstract
A stacked semiconductor memory device according to the inventive concepts may include a plurality of memory chips stacked above a processor chip, a plurality of TSVs, and I/O buffers. The TSVs may pass through the memory chips and are connected to the processor chip. I/O buffers may be coupled between all or part of the memory chips and the TSVs and may be selectively activated on the basis of defective states of the TSVs.