pll synthesizing oscillator (1)
http://www.interq.or.jp/japan/se-inoue/e_ckt11.htm
pll synthesizing oscillator (2)
http://www.interq.or.jp/japan/se-inoue/e_ckt12.htm
pll synthesizing oscillator (3)
http://www.interq.or.jp/japan/se-inoue/e_ckt15.htm