Basic Work of WCDMA Physical Channel

  • A physical channel is defined by a specific carrier frequency, code (scrambling code, spreading code) and relative phase.
  • In UMTS system, the different code (scrambling code or spreading code) can distinguish the channels.
  • Most channels consist of radio frames and time slots, and each radio frame consists of 15 time slots.
  • Two types of physical channel: UL and DL.

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  • Article Topics :

    cdma, CHANNEL, code, physical, scrambling, telecom, time slot, ul