Invention Grant
- Patent Title: Three dimensional dual-port bit cell and method of using same
-
Application No.: US15905058Application Date: 2018-02-26
-
Publication No.: US10163497B2Publication Date: 2018-12-25
- Inventor: Wei Min Chan , Wei-Cheng Wu , Yen-Huei Chen
- Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
- Applicant Address: TW Hsin-Chu
- Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
- Current Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
- Current Assignee Address: TW Hsin-Chu
- Agency: Duane Morris LLP
- Main IPC: G11C11/419
- IPC: G11C11/419 ; G11C11/412 ; H01L27/11 ; G11C11/413 ; G11C8/16 ; H01L27/06 ; G11C5/02 ; G11C8/08
Abstract:
A three dimensional dual-port bit cell generally comprises a first portion disposed on a first tier, wherein the first portion includes a plurality of port elements. The dual-port bit cell also includes a second portion disposed on a second tier that is vertically stacked with respect to the first tier using at least one via, wherein the second portion includes a latch.
Public/Granted literature
- US20180190345A1 THREE DIMENSIONAL DUAL-PORT BIT CELL AND METHOD OF USING SAME Public/Granted day:2018-07-05
Information query
IPC分类:
