Radio wave receiving apparatus
US8229380B2 · kind B2 · utility
2Cited by
14References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 27, 2012 |
| Grant date | Jul 24, 2012 |
| Priority date | — |
| Expiry date | Jan 27, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03J2200/10
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A radio wave receiving apparatus includes: an antenna to receive a radio wave; a tuning member to allow a reception frequency of the antenna to be tuned to an intended frequency, in which tuning member a frequency characteristic is variable; a receiving member to receive a reception signal from the antenna to demodulate a modulation wave; a positive feedback member to perform a positive feedback in a signal path including the tuning member; and a switching member to turn on/off a feedback operation of the positive feedback member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.