Radio-frequency apparatus with multi-band balun with improved performance and associated methods
US11894621B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Dec 18, 2017 |
| Grant date | Feb 6, 2024 |
| Priority date | — |
| Expiry date | Dec 18, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03H2007/386
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An apparatus includes an RF apparatus, and a multi-band matching balun coupled to the RF apparatus. The multi-band matching balun includes at least one three-element frequency-dependent resonator (TEFDR) and at most three reactive elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.