发明名称 DECRYPTION OF RETRANSMITTED DATA IN AN ENCRYPTED COMMUNICATION SYSTEM
摘要 <p>The method generally includes the steps of receiving (201) a message (100) comprising a message indicator (101) and a plurality of encrypted blocks (103 through 111). When at least one block of the plurality of encrypted blocks is received with error, a second message is transmitted (215), which second message requests a retransmission of the at least one block. Upon receiving the retransmission of the at least one block without error, a keystream is generated (219) from the message indicator and the at least one block is decrypted using the keystream.</p>
申请公布号 WO1997044934(A1) 申请公布日期 1997.11.27
申请号 US1997006847 申请日期 1997.04.23
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