Combined front-end circuit for wireless transmission systems
US7142884B2 · kind B2 · utility
36Cited by
6References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 25, 2001 |
| Grant date | Nov 28, 2006 |
| Priority date | — |
| Expiry date | Dec 2, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B1/48
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A front-end circuit is provided for a communication terminal device that is designed for a multi-band and/or multi-mode operation. Various embodiments are provided that are suitable for mobile radiotelephone devices of the third generation and, in particular, for transmission systems according to the UMTS standard upon involvement of a multi-band GSM system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.