Invention Grant
US07923323B2 Metal capacitor including lower metal electrode having hemispherical metal grains
失效
金属电容器包括具有半球形金属颗粒的下部金属电极
- Patent Title: Metal capacitor including lower metal electrode having hemispherical metal grains
- Patent Title (中): 金属电容器包括具有半球形金属颗粒的下部金属电极
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Application No.: US12469422Application Date: 2009-05-20
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Publication No.: US07923323B2Publication Date: 2011-04-12
- Inventor: Seok-Woo Hong , Chang-Huhn Lee , Jae-Hun Kim
- Applicant: Seok-Woo Hong , Chang-Huhn Lee , Jae-Hun Kim
- Applicant Address: KR Suwon-Si
- Assignee: Samsung Electronics Co., Ltd.
- Current Assignee: Samsung Electronics Co., Ltd.
- Current Assignee Address: KR Suwon-Si
- Agency: F. Chau & Associates, LLC
- Priority: KR10-2006-0008701 20060127
- Main IPC: H01L21/8242
- IPC: H01L21/8242

Abstract:
Disclosed is a metal capacitor including a lower electrode having hemispherical metal grains thereon. The metal capacitor includes a lower metal electrode containing Ti, hemispherical metal grains containing Pd and formed on the lower metal electrode containing Ti, a dielectric layer formed on the lower metal electrode containing Ti and the hemispherical metal grains containing Pd, and an upper metal electrode formed on the dielectric layer.
Public/Granted literature
- US20090246930A1 METAL CAPACITOR INCLUDING LOWER METAL ELECTRODE HAVING HEMISPHERICAL METAL GRAINS Public/Granted day:2009-10-01
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