DEMODULATING MULTIRATE CDMA: REFERENCE FOR COHERENT DEMODULATION GENERATED FROM PHASE INFORMATION DERIVED BY FIRST DEMODULATING DATA RATE INFORMATION FROM A CONTROL CHANNEL

• Main Authors: TEDER, PAUL MIKAEL, EWERBRING, LARS-MAGNUS, BRISMARK, LARS GUSTAV
• Format: Patent
• Language: English
• Published: 27.07.1997
• Edition: 6
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; TRANSMISSION; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION

A system and method for coherently demodulating an uplink signal in a multirate, CDMA system. By first demodulating information in a control channel which relates to the data rate of a data field in a frame of the data channel of the received signal, phase information can be derived so as to generat...