Invention Grant
US08503485B2 Method and apparatus for processing primary and secondary synchronization signals for wireless communication 有权
用于处理用于无线通信的主和次同步信号的方法和装置

  • Patent Title: Method and apparatus for processing primary and secondary synchronization signals for wireless communication
  • Patent Title (中): 用于处理用于无线通信的主和次同步信号的方法和装置
  • Application No.: US12439714
    Application Date: 2007-10-01
  • Publication No.: US08503485B2
    Publication Date: 2013-08-06
  • Inventor: Durga Prasad MalladiByoung-Hoon KimTao Luo
  • Applicant: Durga Prasad MalladiByoung-Hoon KimTao Luo
  • Applicant Address: US CA San Diego
  • Assignee: QUALCOMM Incorporated
  • Current Assignee: QUALCOMM Incorporated
  • Current Assignee Address: US CA San Diego
  • Agent Ashish L. Patel
  • International Application: PCT/US2007/080120 WO 20071001
  • International Announcement: WO2008/042874 WO 20080410
  • Main IPC: H04J3/06
  • IPC: H04J3/06
Method and apparatus for processing primary and secondary synchronization signals for wireless communication
Abstract:
Techniques for facilitating cell search by user equipments (UEs) in a wireless communication system are described. In an aspect, a primary synchronization code (PSC) sequence may be generated based on a Frank sequence and a constant amplitude sequence that is repeated multiple times. In another aspect, a set of PSC sequences may be generated based on complementary sequences having good aperiodic correlation properties and efficient implementations. In one design, PSC sequences A+B and B+A may be formed based on Golay complementary sequences A and B, there “+” denotes concatenation. In yet another aspect, a set of secondary synchronization code (SSC) sequences may be generated based on a set of base sequences and different modulation symbols of a modulation scheme. Each base sequence may be modulated by each of M possible modulation symbols for the modulation scheme to obtain M different SSC sequences.
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