RF filter for use at 5G frequencies
US11646760B2 · kind B2 · utility
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108References
51Claims
0Family size
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Key dates
| Filing date | Aug 18, 2020 |
| Grant date | May 9, 2023 |
| Priority date | — |
| Expiry date | Oct 20, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03H9/1064
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An RF filter comprising a resonator element and a polymer composition is provided. The polymer composition contains an aromatic polymer and has a melting temperature of about 240° C. or more. The polymer composition exhibits a dielectric constant of about 5 or less and dissipation factor of about 0.05 or less at a frequency of 10 GHz.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.