يعرض 1 - 20 نتائج من 33 نتيجة بحث عن '"波束合成"', وقت الاستعلام: 0.47s تنقيح النتائج
  1. 1
    Conference

    المؤلفون: 谭旭, 罗勇, 耿潇, 程宇新, 吴建军

    المساهمون: 北京大学信息科学技术学院 卫星与无线通信实验室

    المصدر: 万方

    Relation: 第十二届卫星通信学术年会论文集中国通信学会卫星通信委员会;中国宇航学会卫星应用专业委员会. 2016, 335-340.; 1927887; http://hdl.handle.net/20.500.11897/480355

  2. 2
    Academic Journal

    المؤلفون: 王冰, 蔡燕双, 罗勇, 程宇新, 吴建军

    المساهمون: 北京大学信息科学技术学院现代通信研究所

    المصدر: 知网

    مصطلحات موضوعية: 波束卫星, 波束合成, 非相邻, 中心指向

    Relation: 无线电通信技术. 2017, 28-30+36.; 1960188; http://hdl.handle.net/20.500.11897/490943

  3. 3
    Conference

    المؤلفون: 李斌, 费翔, 谭旭, 高亚哲, 吴建军

    المساهمون: 北京大学信息科学技术学院 卫星与无线通信实验室

    مصطلحات موضوعية: 波束卫星, 波束合成, 低复杂度, 联合发送接收

    Relation: 第十届卫星通信学术年会.北京,2014/2/1.; 1320184; http://hdl.handle.net/20.500.11897/422437

  4. 4
    Report
  5. 5
    Report

    المؤلفون: 胡圣, 孟新, 姚秀娟, hsb@cssar.ac.cn

    مصطلحات موضوعية: 深空通信, 高速, 波束合成, 频域, 空间技术

    Relation: 空间科学学报; 胡圣; 孟新; 姚秀娟.频域波束合成的深空宽带阵列信号处理,空间科学学报,2011,31(5):670-674; http://ir.nssc.ac.cn/handle/122/2996

  6. 6

    المؤلفون: 賴冠達, Lai, Guan-Da

    المساهمون: 淡江大學電機工程學系碩士班, 丘建青, Chiu, Chien-Ching

    وصف الملف: 144 bytes; text/html

    Relation: [1] Federal Communications commission,“Revision of Part 15 of the Commission`s Rules Regarding Ultra-Wideband Transmission System, First Peport And Order,” ET Docket 98-153, FCC 02-48, 2002, February 14,pp. 1-118 [2] T. S. Rappaport, Wireless Communications, Prentice Hall PTR, 2002. [3] I. Oppermann, M. Hamalainen and J. Iinatti, UWB Theory and Applications, John Wiley & Sons, 2004. [4] H. Jeffrey and Reed, An Introduction to Ultra Wideband Communication Systems, Prentice Hall PTR, 2005. [5] 吳匡時,“MB-UWB技術規範,”新通訊元件雜誌, 76期, 6月, 2007年. [6] G.D. Durgin, Space-Time Wireless Channels. New Jersy : Prentice Hall PTR,2003. [7] D. Tse and P. Viswanath,“Fundamentals of Wireless Communication, United Kingdom,” Cambridge University Press,2005. [8] B.S. Paul and R. Bhattacharjee,“MIMO Channel Modeling : A Review,”IETE Technical, vol. 25, issue 6,Nov-Dec. 2008. [9] C.Oestages and B. Clerckx, “MIMO wireless Cimmunications, ”Elsevier Ltd., Mar.2007. [10] W. M. Lovelace and J. K. Townsend,“The Effects of Timing Jitter and Tracking on the Performance of Impulse Radio,”IEEE Journal on Selected Areas in Communications, vol. 20, no. 9, pp. 1646-1651, December 2002. [11] E. Saberini and A. H. Tewfik,“Receiver Structures for Multi-Carrier UWB Systems,”Proc. 7th International Symposiun on Signal Processing and 1ts Applicatons, vol. 1, pp. 313-316, July 2003. [12] R. A. Scholtz and M. Z. Win,“Impulse Radio,”Invited Paper, IEEE PIMRC 1997, Helsinki, Finland. [13] M. Z. Win and R., A. Scholtz,“Ultra-Wide Bandwidth Time-Hopping Spread-Spectrum Impulse Radior for Wireless Multiple Access Communications,”IEEE Transactions on Communications, vol. 48, no. 4, pp. 679-691, April 2000. [14] 黃存健,“智慧型天線系統自無線通訊系統之應用,”中原大學電子系碩士論文, 1999. [15] 吳志修,“智慧型天線系統於遠近迴想傳播通道模型之效能評估,”國立東華大學電機系碩士論文, 2002. [16] C. A. Balanis, Antenna Theory analysis and design, John Wiley & Sons, 2005. [17] 賴智揚,“智慧型天線於寬頻分碼多重進接存取系統之應用,”中原大學電子系碩士論文, 2002. [18] Kumari Manisha, B. Ravinder, “Design Of Microstrip Patch Antenna For Ultra Wide Band Applications,” International Journal of Recent Advances in Science & Engineering, Volume 1, Issue 1, March, 2015. [19] F. T. Talom, B. Uguen, L. Rudant, J. Keignart, J. F. Pintos and P. Chambelin, “Evaluation and Characterization of an UWB Antenna in Time and Frequency Domains,” Ultra-Wideband, The 2006 IEEE International Conference, pp.669-673, Sept. 2006. [20] I. Oppermann, M. Hamalainen and J. Iinatti, UWB Theory and Applications, John Wiley & Sons, 2004. [21] E. W. Kamen and B. S. Heck, Fundamentals of Signals and Systems Using the Web and Matlab, Prentice-Hall, 2000. [22] E. Saberinia and A. H. Tewfik, “Single and multi-carrier UWB communications,” IEEE Seventh International Symposium on Signal Processing and Its Applications, 2003. Proceedings. Vol. 2, pp. 343 - 346 , July 2003. [23] Z. Tian and G. B. Giannakis, “BER sensitivity to mistiming in ultra-wideband impulse Radios-part I: nonrandom channels,” IEEE Transactions on Signal Processing, pp. 1550 - 1560, Apr 2005. [24] K. Siwiak, P. Withington and S. Phelan, “Ultra-wide band radio: the emergence of an important new technology,” IEEE VTS 53rd .Vehicular Technology Conference, 2001. VTC 2001 Spring. Vol. 2, pp. 1169 – 1172, May 2001. [25] K. Siwiak, “Ultra-wide band radio: introducing a new technology,” IEEE VTS 53rd .Vehicular Technology Conference, 2001. VTC 2001 Spring. Vol. 2, pp. 1088 - 1093, May 2001. [26] Z. Tian and G. B. Giannakis, “BER sensitivity to mistiming in ultra-wideband impulse Radios-part II: fading channels,” IEEE Transactions on Speech, and Signal Processing.,Vol. 53, pp. 1897 - 1907, May 2005. [27] C. C. Chiu and C. P. Wang, “Bit error rate performance of high-speed tunnel communication,” IEEE MTT-S International Microwave and Optoelectronics Conference, 1997., Vol. 1, pp. 186 - 191, Aug. 1997. [28] C. H. Chen, C. L. Liu, C. C. Chiu and T. M. Hu, “Ultra-Wide Band Channel Calculation by SBR/Image Techniques for Indoor Communication,” Journal of Electromagnetic Waves and Applications, Vol. 20, No. 1, 2006, pp. 2169-2179. [29] S. H. Chen and S. K. Jeng, “An SBR/Image approach for indoor radio propagation in a corridor,” IEICE Trans. Electron., Vol. E78-C, Aug. 1995, pp. 1058-1062. [30] S. H. Chen and S. K. Jeng, “SBR/Image approach for radio wave propagation in tunnels with and without traffic,” IEEE Trans. Veh. Technol., Vol. 45, Aug. 1996, pp. 570-578. [31] R. F. Harrmgton, Field Computation by Moment Method, New York: Macmillan, 1968. [32] C. H. Sun and C. C. Chiu “Inverse Scattering of Dielectric Cylindrical Target Using Dynamic Differential Evolution and Self-Adaptive Dynamic Differential Evolution,” International Journal of RF and Microwave Computer-Aided Engineering, Vol. 23, Issue 5, pp. 579–585, Sept. 2013. [33] C. C. Chiu, C. H. Sun, C. L. Li and C. H. Huang, “Comparative Study of Some Population-based Optimization Algorithms on Inverse Scattering of a Two- Dimensional Perfectly Conducting Cylinder in Slab Medium,” IEEE Transactions on Geoscience and Remote Sensing, vol. 51, pp. 2302–2315, Apr. 2013. [34] A. S. Jazi, S. M. Riad, A. Muqaibel and A. Bayram, “Through-the-Wall Propagation and Material Characterization,” DARPA NETEX Program Report, Nov. 2002. [35] S. Imada and T. Ohtsuki, “Pre-RAKE diversity combining for UWB systems in IEEE 802.15 UWB multipath channel,” IEEE Joint with Conference on Ultrawideband Systems and Technologies. Joint UWBST & IWUWBS. 2004 International Workshop on Ultra Wideband Systems, pp. 236 - 240 , May 2004. [36] D. J. Gargin, “A fast and reliable acquisition scheme for detecting ultra wide-band impulse radio signals in the presence of multi-path and multiple access interference,” 2004 International Workshop on Ultra Wideband Systems, pp. 106 - 110, May 2004.; U0002-0307201714525900; http://tkuir.lib.tku.edu.tw:8080/dspace/handle/987654321/114793; http://tkuir.lib.tku.edu.tw:8080/dspace/bitstream/987654321/114793/1/index.html

  7. 7

    المؤلفون: 童奕翔, Tong, Yi-Xiang

    المساهمون: 淡江大學電機工程學系碩士班, 丘建青, Chiu, Chien-Ching

    وصف الملف: 144 bytes; text/html

    Relation: 參考文獻 [1] Federal Communications commission, ‘‘Revision of Part 15 of the commission`s rules regarding ultra-wideband transmission system, FIRST PEPORT AND ORDER,’’ ET Docket 98-153, FCC 02-48, February 14, 2002, pp. 1-118. [2] T. S. Rappaport, Wireless Communications, Prentice Hall PTR, 2002. [3] I. Oppermann, M. Hamalainen and J. Iinatti, UWB Theory and Applications, John Wiley & Sons, 2004. [4] H. Jeffrey and Reed, An Introduction to Ultra Wideband Communication Systems, Prentice Hall PTR, 2005. [5] 吳匡時, “MB-UWB技術規範,” 新通訊元件雜誌, 76期, 6月, 2007年. [6] G.D. Durgin, Space-Time Wireless Channels. New Jersy : Prentice Hall PTR,2003. [7] D. Tse and P. Viswanath, “Fundamentals of Wireless Communication, United Kingdom,” Cambridge University Press,2005. [8] B.S. Paul and R. Bhattacharjee, “MIMO Channel Modeling : A Review, ” IETE Technical, vol. 25, issue 6,Nov-Dec. 2008. [9] C.Oestages and B. Clerckx, “MIMO wireless Cimmunications, ” Elsevier Ltd., Mar.2007. [10] W. M. Lovelace and J. K. Townsend, “The Effects of Timing Jitter and Tracking on the Performance of Impulse Radio,” IEEE Journal on Selected Areas in Communications, vol. 20, no. 9, pp. 1646-1651, December 2002. [11] E. Saberini and A. H. Tewfik, “Receiver Structures for Multi-Carrier UWB Systems,” Proc. 7th International Symposiun on Signal Processing and 1ts Applicatons, vol. 1, pp. 313-316, July 2003. [12] R. A. Scholtz and M. Z. Win, “Impulse Radio,” Invited Paper, IEEE PIMRC 1997, Helsinki, Finland. [13] M. Z. Win and R., A. Scholtz, “Ultra-Wide Bandwidth Time-Hopping Spread-Spectrum Impulse Radior for Wireless Multiple Access Communications,” IEEE Transactions on Communications, vol. 48, no. 4, pp. 679-691, April 2000. [14] 黃存健, “智慧型天線系統自無線通訊系統之應用,” 中原大學電子系碩士論文, 1999. [15] 吳志修, “智慧型天線系統於遠近迴想傳播通道模型之效能評估,” 國立東華大學電機系碩士論文, 2002. [16] C. A. Balanis, Antenna Theory analysis and design, John Wiley & Sons, 2005. [17] 賴智揚, “智慧型天線於寬頻分碼多重進接存取系統之應用,” 中原大學電子系碩士論文, 2002. [18] E. Gueguen, F. Thudor and P. Chambelin, “A low cost UWB printed dipole antenna with high performance,” Ultra-Wideband, ICU 2005, IEEE International Conference, pp.89-92, Sept, 2005. [19] F. T. Talom, B. Uguen, L. Rudant, J. Keignart, J. F. Pintos and P. Chambelin, “Evaluation and Characterization of an UWB Antenna in Time and Frequency Domains,” Ultra-Wideband, The 2006 IEEE International Conference, pp.669-673, Sept. 2006. [20] I. Oppermann, M. Hamalainen and J. Iinatti, UWB Theory and Applications, John Wiley & Sons, 2004. [21] E. W. Kamen and B. S. Heck, Fundamentals of Signals and Systems Using the Web and Matlab, Prentice-Hall, 2000. [22] E. Saberinia and A. H. Tewfik, “Single and multi-carrier UWB communications,” IEEE Seventh International Symposium on Signal Processing and Its Applications, 2003. Proceedings. Vol. 2, pp. 343 - 346 , July 2003. [23] Y. Sun, D.W. Kwan, J. Zhu and R.Schober, “Multi-Objective Optimization for Robust Power Efficient and Secure Full-Duplex Wireless Communication Systems, ” IEEE TRANSACTIONS ON WIRELESS COMMUNICATIONS, VOL. 15, NO. 8, AUGUST 2016. [24] Z. Tian and G. B. Giannakis, “BER sensitivity to mistiming in ultra-wideband impulse Radios-part I: nonrandom channels,” IEEE Transactions on Signal Processing, pp. 1550 - 1560, Apr 2005. [25] C. A. Balanis, Antenna Theory analysis and design, John Wiley & Sons, 2005. [26] C.C. Chiu, Y.T. Cheng, G.D. Lai“Beamforming Techniques at Both Transmitter and Receiver for Indoor Wireless Communication” Department of Electrical Engineering Tamkang University Tamsui, Taiwan, R.O.C., Apr 2017. [27] W.Chien, C.C.Chiu, S.S.Shen and T.H.Kang“Multi-objective optimization for UWB antenna array by GA algorithm”, IEEE International Conference on Advanced Materials for Science and Engineering IEEE-ICAMSE 2016 - Meen, Prior & Lam (Eds) [28] C. C. Chiu and C. P. Wang, “Bit error rate performance of high-speed tunnel communication,” IEEE MTT-S International Microwave and Optoelectronics Conference, 1997., Vol. 1, pp. 186 - 191, Aug. 1997. [29] D. E. Goldberg, Genetic Algorithm in Search Optimization and Machine Learning, Addison Wesley, 1989. [30] J. M. Johnson and Y. R. Samii, “Genetic algorithms in engineering electromagnetics,” IEEE Antennas and Propagation Magazine, Vol. 39, No.4, pp.7-21, Aug. 1997. [31] J. A. Vasconcelos, J. A. Ramírez, R. H. C. Takahashi and R. R. Saldanha, “Improvements in genetic algorithms,” IEEE Transactions on Magnetics, Vol. 37, No. 5, pp. 3414-3417, Sept. 2001. [32] R. F. Harrmgton, Field Computation by Moment Method, New York: Macmillan, 1968. [33] C. H. Sun and C. C. Chiu “Inverse Scattering of Dielectric Cylindrical Target Using Dynamic Differential Evolution and Self-Adaptive Dynamic Differential Evolution,” International Journal of RF and Microwave Computer-Aided Engineering, Vol. 23, Issue 5, pp. 579–585, Sept. 2013. [34] C. C. Chiu, C. H. Sun, C. L. Li and C. H. Huang, “Comparative Study of Some Population-based Optimization Algorithms on Inverse Scattering of a Two- Dimensional Perfectly Conducting Cylinder in Slab Medium,” IEEE Transactions on Geoscience and Remote Sensing, vol. 51, pp. 2302–2315, Apr. 2013. [35] A. S. Jazi, S. M. Riad, A. Muqaibel and A. Bayram, “Through-the-Wall Propagation and Material Characterization,” DARPA NETEX Program Report, Nov. 2002. [36] S. Imada and T. Ohtsuki, “Pre-RAKE diversity combining for UWB systems in IEEE 802.15 UWB multipath channel,” IEEE Joint with Conference on Ultrawideband Systems and Technologies. Joint UWBST & IWUWBS. 2004 International Workshop on Ultra Wideband Systems, pp. 236 - 240 , May 2004.; U0002-1008201721310100; http://tkuir.lib.tku.edu.tw:8080/dspace/handle/987654321/114781; http://tkuir.lib.tku.edu.tw:8080/dspace/bitstream/987654321/114781/1/index.html

  8. 8
    Dissertation/ Thesis
  9. 9

    المؤلفون: 周錫增, 甘堯江, 許恆通, 蔡政翰

    المساهمون: 國立臺灣師範大學應用電子科技學系

    Relation: 〈行政院國家科學委員會計畫,NSC99-2623-E155-011-D〉; ntnulib_tp_E0611_04_002; http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/32294

  10. 10

    المساهمون: 國立臺灣師範大學應用電子科技學系

    Relation: 〈行政院國家科學委員會計畫,NSC100-2623-E155-002-D〉; ntnulib_tp_E0611_04_001; http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/32293

  11. 11
    Dissertation/ Thesis
  12. 12
    Dissertation/ Thesis
  13. 13
    Dissertation/ Thesis
  14. 14
    Dissertation/ Thesis
  15. 15
    Dissertation/ Thesis
  16. 16
    Dissertation/ Thesis
  17. 17
    Dissertation/ Thesis
  18. 18
  19. 19
    Dissertation/ Thesis
  20. 20
    Dissertation/ Thesis

    المؤلفون: 劉水元, Liu, Shui-Yuan

    المساهمون: 李學智, 臺灣大學:電信工程學研究所

    وصف الملف: 1702191 bytes; application/pdf

    Relation: [1] Ramjee Prasad, Delft University of Technology Tero Ojanpera, Nokia Telecommunications, “An Overview of CDMA Evolution toward Wideband CDMA,” IEEE Communications Surveys, vol. 1, 1998. [2] T. S. Rappaport, Wireless Communications: Principle and Practice, Prentice Hall,2nd edition, 2002. [3] S. R. Saunders, Antennas and Propagation for Wireless Communication Systems, John Wiley & Sons Ltd, 1999. [4] Li. J, “Improving ESPRIT via beamforming”, Aerospace and Electronic Systems,vol. 28, pp. 520-528, April 1992. [5] H. Srinath and Y. F. Huans, “Analysis of MUSIC algorithm with senor gain and phase perturbations,” IEEE Signal Processing, vol. 23, pp. 245-256, 1991. [6] R. B. Ertel, P. Cardieri, K. W. Sowerby, T. S. Rappaport, and J. H. Reed, “Overview of spatial channel models for antenna array communication systems,”IEEE Personal Communications, pp. 10-22, Feb. 1998. [7] 3rd Generation Partnership Project (3GPP), ‘Spreading and Modulation (FDD),’Tech. Rep. TS 25.213 V2.0.0 (1999-4). [8] H. Holma and A. Toskala, WCDMA for UMTS, John Wiley and Sons, 2000. [9] Z. Chunhui, M. Lin, Li Gang, Wang Jing, Li Weidong, ” An order-adaptive Filter for Channel Estimation in DS- CDMA Mobile Systems,” WCC - ICCT 2000, vol. 1, pp. 355-358, Aug. 2000. [10] NILSSON. Max, Efficient ASIC implementation of a WCDMA Rake Receiver, Department of Computer Science and Electrical Engineering Division of Computer Engineering, 2002. [11] F. Alam, Simulation of Third Generation CDMA Systems, Mater of Sceence in Electrical Engineering, 1999. [12] L.C. Godara, “Application of Antenna Arrays to Mobile Communication, Part II: Beam-forming and Direction-of-Arrival Considerations,” Proceedings of the IEEE, Vol. 85, pp. 1195-1245, Aug. 1997. [13] J.C. Liberti and T. S. Rappaport, Smart Antennas for Wireless Communications, Prentice Hall, 1999. [14] K. H. Chang and H. R. Park, “Chip-Level Beamforming vs. Symbol-Level Beamforming in Coherent CDMA Adaptive Antenna Array Systems,” Communications, 1999. ICC '99, vol. 3, pp. 1588-1592, June 1999. [15] J. Ylitalo and M. Katz, “An Adaptive Antenna Method for Improving Downlink Performance of CDMA Base Stations,” Spread Spectrum Techniques and Applications, Vol. 2, pp. 599 - 603, 1998. [16] Hara, Y., Duk-Kyu Park, Kamio, “Analysis of RAKE R eceiver in W-CDMA Systems with Downlink Beamforming”, VTC 2001 Fall, vol. 3, pp. 1457 – 1461, Oct. 2001. [17] Moorti, T.; Paulraj, A.; “Performance of switched beam systems in cellular base stations”, Signals, Systems and Computers, vol. 1, pp. 388 - 392, 1995. [18] F .Alam, D. Shim and B.D Woerner, “The Performance of a Beamformer-Rake Receiver for WCDMA mobile Communication System”, VTC 2001 Fall, vol.1, pp. 521 – 525, 2001. [19] Ta Yung Liu, Spatial and Time Domain Signal Processing for W-CDMA Communication System, 國立台灣大 學電信工程學研究所 博士論文, 2001. [20] S. Yang, Y. D. Hee and C. Lee, “LMS based forward- link beamforming using reverse-link channel estimator in FDD/CDMA system,” VTC 2001 Fall, vol.3, pp. 1640 – 1643, Oct. 2001. [21] S. Haykin, Adaptive Filter Theory, prentice Hall, 4th edition, 2002.; en-US; http://ntur.lib.ntu.edu.tw/handle/246246/58935; http://ntur.lib.ntu.edu.tw/bitstream/246246/58935/1/ntu-93-R91942092-1.pdf