A system for dynamically jitter buffering a sequence of packets based on substantially synchronized time signals maintained at the transmitting and receiving ends of a communication system. The time signals may be synchronized, for instance, by equipping both the transmitting and receiving ends with...http://www.google.com.hk/patents/US6360271?utm_source=gb-gplus-share專利 US6360271 - System for dynamic jitter buffer management based on synchronized clocks