In a transmission device and method for a CDMA communication system, when a shorter frame message is generated during transmission of a longer frame message, the transmission of the longer frame message is interrupted, whereupon the shorter frame message is immediately transmitted in place of a portion...http://www.google.co.uk/patents/US6768728?utm_source=gb-gplus-sharePatent US6768728 - Device and method for exchanging frame messages of different lengths in CDMA communication system