A messaging receiver (400) and corresponding system (100b) and method adaptable to a plurality of modulation formats including; a processor (401) having flexible resources (404), preferably software based, for receiving a signal to provide a modulation identifier, and a controller (403), coupled to the...http://www.google.com.hk/patents/US5982819?utm_source=gb-gplus-share專利 US5982819 - Modulation format adaptive messaging receiver and method thereof