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基于局部相關(guān)函數(shù)插值的二進(jìn)制偏移載波調(diào)制信號(hào)碼相位估計(jì)與鑒相方法

李文剛 王屹偉

李文剛, 王屹偉. 基于局部相關(guān)函數(shù)插值的二進(jìn)制偏移載波調(diào)制信號(hào)碼相位估計(jì)與鑒相方法[J]. 電子與信息學(xué)報(bào), 2018, 40(3): 557-564. doi: 10.11999/JEIT170506
引用本文: 李文剛, 王屹偉. 基于局部相關(guān)函數(shù)插值的二進(jìn)制偏移載波調(diào)制信號(hào)碼相位估計(jì)與鑒相方法[J]. 電子與信息學(xué)報(bào), 2018, 40(3): 557-564. doi: 10.11999/JEIT170506
LI Wengang, WANG Yiwei. Code Phase Estimate and Discrimination Method for BOC Modulated Signal Based on Partial Correlation Function Interpolation[J]. Journal of Electronics & Information Technology, 2018, 40(3): 557-564. doi: 10.11999/JEIT170506
Citation: LI Wengang, WANG Yiwei. Code Phase Estimate and Discrimination Method for BOC Modulated Signal Based on Partial Correlation Function Interpolation[J]. Journal of Electronics & Information Technology, 2018, 40(3): 557-564. doi: 10.11999/JEIT170506

基于局部相關(guān)函數(shù)插值的二進(jìn)制偏移載波調(diào)制信號(hào)碼相位估計(jì)與鑒相方法

doi: 10.11999/JEIT170506
基金項(xiàng)目: 

國(guó)家自然科學(xué)基金(61201136),高等學(xué)校學(xué)科創(chuàng)新引智計(jì)劃(B08038)

Code Phase Estimate and Discrimination Method for BOC Modulated Signal Based on Partial Correlation Function Interpolation

Funds: 

The National Natural Science Foundation of China (61201136), The Plan of Introducing Talents for Discipline Innovation in Universities (B08038)

  • 摘要: 為了進(jìn)一步提高衛(wèi)星導(dǎo)航接收機(jī)對(duì)BOC(1,1)及其衍生類型調(diào)制信號(hào)的碼鑒相的質(zhì)量和跟蹤能力,尤其是在高動(dòng)態(tài)下的跟蹤性能。該文提出一種基于局部相關(guān)函數(shù)插值的方法確定BOC(1,1)調(diào)制信號(hào)的碼相位。該方法基于相關(guān)器陣列的結(jié)構(gòu),根據(jù)相關(guān)器陣列的輸出值判斷相關(guān)峰值的大致范圍。利用廣義延拓逼近的方法估計(jì)碼相位的位置,同時(shí)在缺少延拓空間的情況下構(gòu)造一個(gè)虛擬的相關(guān)器以完成對(duì)碼相位的估計(jì)。該文具體分析了單側(cè)相關(guān)器個(gè)數(shù)對(duì)牽入范圍的影響,在此基礎(chǔ)上對(duì)所提方法進(jìn)行了計(jì)算機(jī)仿真實(shí)驗(yàn)。理論和仿真證明:所提方法能夠在不增加過多硬件資源的條件下擴(kuò)大碼鑒相函數(shù)的線性牽入范圍,進(jìn)而能夠提高接收機(jī)對(duì)于BOC調(diào)制信號(hào)的跟蹤精度。
  • 楊宜康, 彭澎, 易國(guó)鍇, 等. 基于掃頻二進(jìn)制偏移副載波的偽碼擴(kuò)頻調(diào)制體制及其特性的研究[J]. 電子與信息學(xué)報(bào), 2015, 37(3): 637-642. doi: 10.11999/JEIT140824.
    YANG Yikang, Peng Peng, Yi Guokai, et al. A novel pseudo- code spread spectrum modulation scheme of frequency chirp binary offset carrier and its characteristics[J]. Journal of Electronics Information Technology, 2015, 37(3): 637-642. doi: 10.11999/JEIT140824.
    ZITOUNI S, ROUABAH K, CHIKOUCHE D, et al. General analytical models characterizing MBOC modulated signal[J]. Aerospace Science and Technology, 2016, 50: 112-126. doi: 10.1016/j.ast.2015.12.027.
    BETZ J W. Engineering Satellite-Based Navigation and Timing: Global Navigation Satellite Systems, Signals, and Receivers[M]. New Jersey USA: John Wiley Sons, Inc., Hoboken, 2015: 405-427.
    JULIEN O, MACABIAU C, CANNON M E, et al. ASPeCT: Unambiguous sine-BOC(n,n) acquisition/tracking technique for navigation applications[J]. IEEE Transactions on Aerospace and Electronic Systems, 2007, 43(1): 150-162. doi: 10.1109/TAES.2007.357123.
    NUNES F D, SOUSA F M G, and LEITAO J M N. Gating functions for multipath mitigation in GNSS BOC signals[J]. IEEE Transactions on Aerospace and Electronic Systems, 2007, 43(3): 951-964. doi: 10.1109/TAES.2007.4383585.
    HODGART M S and BLUNT P D. Dual estimate receiver of binary offset carrier modulated signals for global navigation satellite systems[J]. Electronics Letters, 2007, 43(16): 877-878. doi: 10.1049/el:20071101.
    曲博, 魏蛟龍, 嚴(yán)濤, 等. 基于雙環(huán)估計(jì)的CBOC調(diào)制信號(hào)無模糊跟蹤方法[J]. 華中科技大學(xué)學(xué)報(bào)(自然科學(xué)版), 2014, 42(8): 58-62. doi: 10.13245/j.hust.140812.
    QU Bo, WEI Jiaolong, YAN Tao, et al. Unambiguous tracking method for CBOC modulated signal based on dual loop estimate[J]. Journal of Huazhong University of Science and Technology(Natural Science Edition), 2014, 42(8): 58-62. doi: 10.13245/j.hust.140812.
    LIU Zhe, HUANG Yangbo, TANG Xiaomei, et al. Unambiguous S-curve shaping for multipath mitigation for BOC(1,1) modulated signals in GNSS[J]. IEICE Transactions on Communications, 2015, E98-B(9): 1924-1930. doi: 10.1109/WCSP.2015.7341163.
    LIU Zhe, PANG Jing, LIU Yingxiang, et al. Double strobe technique for unambiguous tracking of TMBOC modulated signal in GPS[J]. IEEE Signal Processing Letters, 2015, 22(12): 2204-2208. doi: 10.1109/LSP.2015.2470240.
    XU Chengbo, LIU Zhe, TANG Xiaomei, et al. A design method of code correlation reference waveform in GNSS based on least-Squares fitting[J]. Sensors, 2016, 16(8): 1194. doi: 10.3390/s16081194.
    RONALD L F. Unambiguous tracker for GPS binary offset carrier signals[C]. Proceedings of the Institute of Navigation National Technical Meeting: California USA, 2003: 1-5.
    任嘉偉, 陳輝華, 賈維敏, 等. 多相關(guān)器結(jié)構(gòu)GNSS碼鑒相器最優(yōu)化設(shè)計(jì)[J]. 系統(tǒng)工程與電子技術(shù), 2013, 35(6): 1297-1302. doi: 10.3969/j.issn.1001-506X.2013.06.28.
    REN Jiawei, CHEN Huihua, JIA Weimin, et al. Optimum design of code discriminator for GNSS based on multi- correlator structure[J]. Systems Engineering and Electronics, 2013, 35(6): 1297-1302. doi: 10.3969/j.issn.1001-506X.2013. 06.28.
    施滸立 顏毅華 徐國(guó)華. 工程科學(xué)中的廣義延拓逼近法[M]. 北京: 科學(xué)出版社, 2005: 1-35.
    SHI Huli, YAN Yihua, and XU Guohua. Generalized Extended Approximation Method in Engineering Science[M]. Beijing: Science Press, 2005: 1-35.
    張杰, 馬冠一, 李婧華, 等. 最大值約束的廣義延拓逼近GNSS碼鑒相算法[J]. 系統(tǒng)工程與電子技術(shù), 2017, 39(4): 714-720. doi: 10.3969/j.issn.1001-506X.2017.04.04.
    ZHANG Jie, MA Guanyi, LI Jinghua, et al. Generalized extended approximation GNSS code discriminator algorithm with maximum constraint[J]. Systems Engineering and Electronics, 2017, 39(4): 714-720. doi: 10.3969/j.issn.1001- 506X.2017.04.04.
    SOUSA F M G and NUNES F D. New expressions for the autocorrelation function of BOC GNSS signals[J]. Navigation, 2013, 60(1): 1-9. doi: 10.1002/navi.30.
    GOMEZ-CASCO D, GARCIA-MOLINA J A, GUSI-AMIGO A, et al. Mitigation of false locks in the acquisition of high- order BOC signals in HS-GNSS receivers[C]. International Conference on Localization and GNSS: Gothenburg, Sweden, 2016: 1-6. doi: 10.1109/ICL-GNSS.2016.7533691.
    張?zhí)祢U, 江曉磊, 趙軍桃, 等. 二進(jìn)制偏移載波及其衍生信號(hào)的通用無模糊捕獲算法[J]. 電子與信息學(xué)報(bào), 2017, 39(2): 451-458. doi: 10.11999/JEIT160351.
    ZHANG Tianqi, JIANG Xiaolei, ZHAO Juntao, et al. Unambiguous general acquisition for binary offset carrier and its derivative signals[J]. Journal of Electronics Information Technology, 2017, 39(2): 451-458. doi: 10.11999/JEIT160351.
    陳昌川, 周楊, 張?zhí)祢U. TDDM-BOC信號(hào)組合碼序列及信息序列盲估計(jì)[J]. 電子與信息學(xué)報(bào), 2016, 38(11): 2760-2766. doi: 10.11999/JEIT160042 .
    CHEN Changchuan, ZHOU Yang, and ZHANG Tianqi. Blind estimation of the combination code sequence and information sequence for TDDM-BOC signal[J]. Journal of Electronics Information Technology, 2016, 38(11): 2760-2766. doi: 10.11999/JEIT160042.
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出版歷程
  • 收稿日期:  2017-05-26
  • 修回日期:  2017-10-05
  • 刊出日期:  2018-03-19

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