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CFO estimation for N_ant=2

2013-12-02
2013-12-05
  • Ghasem NaddafzadehShirazi

    Hi,

    I get error when I try to pass my output_sample with N_ant=2 to the RX function.
    The error says line 58, input_samps and freq_offset_vec are not in the same size.

     
    • bwojtowi

      bwojtowi - 2013-12-05

      Ghasem,

      The output of lte_fdd_dl_transmit has all the antenna paths as seperate
      columns of a matrix. The input of lte_fdd_dl_receive expects a single
      vector with all antenna paths summed. This was a deliberate decision so
      that a user can have access to all the antenna paths separately at the
      output of lte_fdd_dl_transmit. To use the two together with cases other
      than N_ant=1, you will need to sum the multiple antenna paths onto a single
      vector before calling lte_fdd_dl_receive.

      Hope this helps,
      Ben

      On Mon, Dec 2, 2013 at 3:12 PM, Ghasem NaddafzadehShirazi ghasemnaddaf@users.sf.net wrote:

      Hi,

      I get error when I try to pass my output_sample with N_ant=2 to the RX
      function.
      The error says line 58, input_samps and freq_offset_vec are not in the
      same size.


      CFO estimation for N_ant=2https://sourceforge.net/p/openlte/discussion/general/thread/2b8203d7/?limit=25#b501

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