Invention Application
- Patent Title: Phosphate-based ceramic compositions with low dielectric constant and method for manufacturing dielectric substrate using the same
- Patent Title (中): 具有低介电常数的磷酸盐基陶瓷组合物及其制造方法
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Application No.: US10722491Application Date: 2003-11-28
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Publication No.: US20050056360A1Publication Date: 2005-03-17
- Inventor: Kug Sun Hong , Dong Wan Kim , Hyun Seung Yu , Hee Bum Hong , Jeong Ryeol Kim , In Sun Cho
- Applicant: Kug Sun Hong , Dong Wan Kim , Hyun Seung Yu , Hee Bum Hong , Jeong Ryeol Kim , In Sun Cho
- Priority: KR2003-64557 20030917
- Main IPC: B32B18/00
- IPC: B32B18/00 ; C03B29/00 ; C04B35/447
Abstract:
Disclosed herein is a phosphate-based dielectric ceramic composition which has a low dielectric constant and a low dielectric loss in the high-frequency bands such as microwave and millimeter wave. The composition is represented by the following formula: (1-x)(A′1-yA″y)O-xP2O5 wherein x and y are numbers satisfying the following conditions: 0
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