Patent ID: 11863363
Assignee: TEXAS INSTRUMENTS INCORPORATED
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 11:
12. The wireless communication receiver of claim 1, further comprising:
a timing offset estimator combining amplitude delay profiles across antennas from concatenated delay profiles sequence y and searching for a highest peak in the user's timing offset window according to:, 
  
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         T
         S, where: A is the number of antenna; Cu is the cyclic shift of user u; TS is the sampling period of sequence y; and Iτ,u is the timing offset window of user u, defined as:, 
  
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         /
         
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        W
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        ), where: Iτ,u(Nearly+1)=0 coincides with the first sample of the cyclic shift window of user u; ±τmax is the maximum expected timing error; WM is the main energy region within the user delay spread; and τ is the delay spread of the user.