Switchable diplexer with physical layout to provide improved isolation
US9882586B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2015 |
| Grant date | Jan 30, 2018 |
| Priority date | — |
| Expiry date | Jun 30, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/6118
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Methods and systems for a switchable diplexer with physical layout to provide isolation may comprise a diplexer comprising bandpass filters, the bandpass filters having a predetermined passband, and switches coupled to the passband filters and configured to select one of the plurality of bandpass filters, where the bandpass filters are arranged in groups of bandpass filters, a first with an E-band bandpass filter with a passband between 475 MHz and 675 MHz and an F-band bandpass filter having a passband between 650 MHz and 875 MHz, the E-band and F-band bandpass filters being electrically arranged in parallel relation to one another, and a second comprising a D-band bandpass filter with a passband between 1125 MHz and 1675 MHz and a D-low band bandpass filter with a passband between 1125 MHz and 1225 MHz, the D-band and D-low band bandpass filters being electrically arranged in parallel relation to one another.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.