Wireless device minimizing use of external bandpass filter between low-noise amplifier and first mixer
US7463875B2 · kind B2 · utility
2Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 4, 2005 |
| Grant date | Dec 9, 2008 |
| Priority date | — |
| Expiry date | Aug 31, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03G3/3068
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A receiver system design and architecture that implements a 3-step gain LNA and an analog VGA for a WCDMA handsets and local area base stations, providing a wireless device eliminating the use of external bandpass filter between low-noise amplifier and first mixer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.