发明授权
US5844369A Automatic phase adjusting circuit for a plasma processing apparatus
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一种等离子体处理装置的自动相位调整电路
- 专利标题: Automatic phase adjusting circuit for a plasma processing apparatus
- 专利标题(中): 一种等离子体处理装置的自动相位调整电路
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申请号: US855916申请日: 1997-05-14
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公开(公告)号: US5844369A公开(公告)日: 1998-12-01
- 发明人: Yuji Yoshizako , Tsuneo Ito , Akie Nakamoto
- 申请人: Yuji Yoshizako , Tsuneo Ito , Akie Nakamoto
- 申请人地址: JPX Osaka
- 专利权人: Daihen Corporation
- 当前专利权人: Daihen Corporation
- 当前专利权人地址: JPX Osaka
- 优先权: JPX8-146591 19960515
- 主分类号: H05H1/46
- IPC分类号: H05H1/46 ; H05H1/24
摘要:
A phase adjusting circuit for adjusting phases of output powers from two high frequency power generators in a plasma processing apparatus comprises first and second synthesizing circuits for generating first and second high frequency signals of a predetermined waveform with frequencies of f0 and f0.+-..DELTA.f (.DELTA.f
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