Invention Grant
- Patent Title: Nonvolatile semiconductor memory device
- Patent Title (中): 非易失性半导体存储器件
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Application No.: US13052198Application Date: 2011-03-21
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Publication No.: US08391040B2Publication Date: 2013-03-05
- Inventor: Yoshinao Suzuki , Yuui Shimizu
- Applicant: Yoshinao Suzuki , Yuui Shimizu
- Applicant Address: JP Tokyo
- Assignee: Kabushiki Kaisha Toshiba
- Current Assignee: Kabushiki Kaisha Toshiba
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2010-105624 20100430
- Main IPC: G11C5/02
- IPC: G11C5/02

Abstract:
According to one embodiment, a nonvolatile semiconductor memory device includes a first memory chip, a second memory chip, and a control chip. The first chip includes a first inductor configured to transmit/receive a signal, and a memory cell. The second chip is disposed on the first chip and includes a second inductor configured to transmit/receive a signal, and a memory cell. The control chip includes a control circuit configured to control the first and second chips, and a third inductor configured to transmit/receive a signal to/from the first and second inductors. The outer peripheries of the first and second inductors are included in a closed space produced by extending the outer periphery of the third inductor in a direction perpendicular to a plane that includes the third inductor. The inductance of the third inductor is greater than at least one of the inductances of the first and second inductors.
Public/Granted literature
- US20110267864A1 NONVOLATILE SEMICONDUCTOR MEMORY DEVICE Public/Granted day:2011-11-03
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