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Method and arrangement for transmissions in VAMOS capable wireless communication systems

  • US 9,622,240 B2
  • Filed: 07/08/2011
  • Issued: 04/11/2017
  • Est. Priority Date: 11/05/2010
  • Status: Active Grant
First Claim
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1. A method for transmitting information from a radio base station node to a first mobile station and a second mobile station paired on and sharing a same carrier frequency, Time Division Multiple Access (TDMA) frame, and time slot in a wireless communication system, wherein said first and second mobile stations are allocated on a first and second Voice services over Adaptive Multi-user channel on One Slot (VAMOS) sub-channel, respectively, said method comprising:

  • transmitting a Gaussian Minimum Shift Keying (GMSK) modulated Slow Associated Common Control Channel (SACCH) burst of a SACCH block in a predetermined time slot and TDMA frame on one of said first and second VAMOS sub-channels;

    simultaneously muting the SACCH burst in the other of said first and said second VAMOS sub-channels in said predetermined time slot and TDMA frame; and

    performing said transmitting and said simultaneously muting alternately on both of said first and second VAMOS subchannels.

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