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Detail
Registered VOLTAGE CONTROLLED OSCILLATOR
- Inventors
- Lee. Young-Jae, Yu Hyun Kyu, Eo Ik Soo, Park Mun Yang
- Application No.
- 12959058 (2010.12.02)
- Publication No.
- 20110148535 (2011.06.23)
- Registration No.
- 8436689 (2013.05.07)
- Country
- UNITED STATES
- Project Code
- 09MB2200, Development of Advanced Digital RF Technology for Next Generation Wireless Convergence Terminals, Yu Hyun Kyu
- Abstract
- A voltage controlled oscillator includes a resonant circuit including one or more transformers and a plurality of variable capacitor circuits connected in parallel to the one or more transformers and generating a plurality of oscillation signals having multiple phases, and a negative resistance circuit including a plurality of transistors cross-coupled via the one or more transformers and generating negative resistance for maintaining the oscillation of the resonant circuit.