发明名称 |
A COMPONENT FOR ELECTROMAGNETIC WAVES AND A METHOD FOR MANUFACTURING THE SAME |
摘要 |
The present invention relates to a method for fabricating a cavity in substrate for a component for electromagnetic waves, the method comprising providing said cavity by removal of material from said substrate by removal of material by immersing the substrate in a liquid bath of a chemical etchant, so that resultant cavity has a top and a bottom side and sidewalls, and said cavity at one of said top and/or bottom sides exhibits an at least a four sided opening having an opening with at least two different adjacent angles. The invention also relates to the component for microwave applications. |
申请公布号 |
EP1468467(A1) |
申请公布日期 |
2004.10.20 |
申请号 |
EP20020793751 |
申请日期 |
2002.12.27 |
申请人 |
TELEFONAKTIEBOLAGET L M ERICSSON |
发明人 |
BERGSTEDT, LEIF;GEVORGIAN, SPARTAK;GUSTAFSSON, MARICA |
分类号 |
B81C1/00;H01P11/00;(IPC1-7):H01P7/06;H01P3/12;H01P1/20;B81B1/00 |
主分类号 |
B81C1/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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