Wordline driver circuit using ring-shaped devices

US6236258A · kind A · utility

Assignees

• International Business Machines Corporation · US
• Siemens Microelectronics, Inc. · US
• Siemens Aktiengesellschaft · DE
• Siemens Dram Semiconductor Corporation · US
• SMI CO., LTD. · US
• Infereon Technologies Corporation Intellectual Property Department · US

Inventors

• Heinz Hoenigschmid · Starnberg, DE
• Dmitry Netis · Beacon, US

Key dates

• Filing date: Aug 25, 1998
• Grant date: May 22, 2001
• Expiry date: Aug 25, 2018

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10B12/00

Abstract

An arrangement of enhanced drivability transistors is disclosed herein which includes a plurality of conductor patterns, wherein the conductor patterns include ring-shaped portions which enclose device diffusion contacts and the ring-shaped portions form the gate conductors of insulated gate field effect transistors (IGFETs).