A system and method is disclosed in which a circuit is provided to improve the settling performance of synthesizers used in read/write channel applications when the synthesizer is required to switch frequencies by a small percentage quickly. This is useful in read channel applications where the clock...http://www.google.com/patents/US6028727?utm_source=gb-gplus-sharePatent US6028727 - Method and system to improve single synthesizer setting times for small frequency steps in read channel circuits