1. Synchronization and communication using chaotic frequency modulation;Volkovskii;International Journal of Circuit Theory and Applications,1999
2. A 5 GHz quadrature relaxation oscillator with mixing for improved testability or compact front-end implementation;Oliveira;International Journal of Circuit Theory and Applications,2010
3. Fast settling frequency synthesizer with two-point channel control paths;Shin;International Journal of Circuit Theory and Applications,2011
4. A 120-420 MHz delay-locked loop with multi-band voltage-controlled delay unit;Kuo;International Journal of Circuit Theory and Applications,2010
5. A current-mode 1 kHz/ 10 kHz low-voltage integrated analogue PLL for lock-in portable applications;Ferri;International Journal of Circuit Theory and Applications,2003