請用此 Handle URI 來引用此文件：
http://tdr.lib.ntu.edu.tw/jspui/handle/123456789/37578完整後設資料紀錄
| DC 欄位 | 值 | 語言 |
|---|---|---|
| dc.contributor.advisor | 林茂昭 | |
| dc.contributor.author | Yen-Ching Liu | en |
| dc.contributor.author | 劉顏慶 | zh_TW |
| dc.date.accessioned | 2021-06-13T15:33:29Z | - |
| dc.date.available | 2008-07-17 | |
| dc.date.copyright | 2008-07-17 | |
| dc.date.issued | 2008 | |
| dc.date.submitted | 2008-07-12 | |
| dc.identifier.citation | [1] H. J. V. Tarokh and A. R. Calderbank, Space-time block codes from orthogonal
designs,' Information Theory, IEEE Transactions on, pp. 1456{1467, Jul. 1999. [2] N. S. V. Tarokh and A. R. Calderbank, Space-time codes for high data rate wire- less communication: Performance criteria and code construction,' IEEE Trans. Inform. Theory, pp. 744{764, Mar. 1998. [3] G. B. S. Baro and A. Hansmann, Improved codes for space-time trellis-coded modulation,' Communications Letters, IEEE, pp. 20{22, Jan. 2000. [4] G. J. Jr., Layered space-time architecture for wireless communication in a fading environment when using multi-element antennas,' Bell Labs Tech. J., pp. 41{59, 1996. [5] S. Alamouti, A simple transmit diversity technique for wireless communica- tions,' IEEE Journal on Selected Areas in Communications, vol. 16, pp. 1451{ 1458, Oct 1998. [6] C. W.H. and S. H.J., New optimal rate-diversity tradeo® space-time codes with adaptive iterative decoding,' ISITA, Oct 2006. [7] G.Yi and K. B.Letaief, Performance evaluation and analysis of space-time cod- ing in unequalized multipath fading links,' IEEE Trans. Commun., Nov. 2000. [8] L. J. Jr., Analysis and simulation of a digital mobile channel using orthogonal frequency division multiplexing,' IEEE Trans. Commun., pp. 665{675, Jul. 1995. [9] R. F. R. Bauml and J. Huber, Reducing the peak-to-average power ratio of multicarriermodulation by selected mapping,' Electronic Letters, pp. 2056{2057, 1996. [10] G. W. J. V. Eetvelt and M. Tomlinson, Peak to average power reduction for ofdm schemes by selective scrambling,' Electronic Letters, pp. 1963{1964, 1996. [11] B. Krongold and D. Jones, Par reduction in ofdm via active constellation ex- tension,' IEEE Trans. Broadcasting, pp. 258{268, Sep. 2003. [12] Y. Lo, A time-domain papr reduction scheme for coded mimo ofdm,' 2007. [13] Z. M. Tan and Y.Bar-Ness, Stbc mimo-ofdm peak power reduction by cross- antenna rotation and inversion,' IEEE commun. Lett., vol. 9, pp. 592{594, Jul. 2005. [14] B. Vucetic and J. Yuan, Space-time coding,' [15] M. O. Weifeng Su, Zolan Safar and K. J. R. Liu, Obtaining full-diversity space- frequency codes from space-time codes via mapping,' IEEE Transaction on Sig- nal Processing, vol. 51, pp. 2905{2916, 2003. [16] B. Lu and X. Wang, Space-time code design in ofdm systems,' Proc. Globecom., vol. 2, pp. 1000{1004, 2000. [17] J. S.ten Brink and R.Yan, Iterative demapping and decoding for multilevel modulation,' in Proc. GLOBECOM, pp. 579{584, Nov. 1998. [18] C. Tellambura, Phase optimisation criterion for reducing peak-to-average power ratio in ofdm,' Elect. Lett., pp. 169{170, Jan. 1998. [19] W.-G. J. J.-H. P. Yung-Lyul Lee, Young-Hwan You and H.-K. Song, Peak- to-average power ratio on mimo-ofdm systems using selective mapping,' IEEE Commun. lett., vol. 7, pp. 575{577, Dec. 2003. [20] J. B. H. R. W. Bauml, R. F. H. Fischer, Reducing the peak-to-average power ratio of multicarrier modulation by selective mapping,' Electron. Lett., vol. 32, pp. 2056{2257, Oct. 1996. [21] H. Chen and A. M. Haimovich, Iterative estimation and cancellation of clipping noise for ofdm signals,' IEEE Commu. Lett., vol. 7, pp. 305{307, July 2003. [22] H. Ochiai and H. Imai, Performance analysis of deliberately clipped ofdm sig- nals,' IEEE Trans. Commun., vol. 50, pp. 89{101, Jan. 2002. | |
| dc.identifier.uri | http://tdr.lib.ntu.edu.tw/jspui/handle/123456789/37578 | - |
| dc.description.abstract | 在正交分頻多工系統或多輸入多輸出正交分頻多工系統中，時域循環位移(Time-domain Circular Shift, TDCS)技術已經被證明是一種具有低複雜度的峰均值功率比降低方法。在本論文中我們將針對以TDCS技術去做免用附帶資訊的研究。成果包括了研究出使用空頻碼TDCS技術不需附帶資訊之設計。此外，研究使用空頻碼TDCS技術時在接收端估計剪除雜訊之可行性。我們也更進一步研究出空頻碼TDCS技術在只關心頻譜外能量的情況下，是不需超倍率取樣，在此狀況下空頻碼TDCS技術的複雜度會更為下降。 | zh_TW |
| dc.description.provenance | Made available in DSpace on 2021-06-13T15:33:29Z (GMT). No. of bitstreams: 1 ntu-97-R95942108-1.pdf: 1311059 bytes, checksum: 9499166700e5f75f99e031592d28ce6c (MD5) Previous issue date: 2008 | en |
| dc.description.tableofcontents | 1 Introduction 1
2 Basic MIMO-OFDM Model 6 2.1 Space-Frequency (SF) Codes . . . . . . . . . . . . . . . . . . . . . . . 6 2.1.1 System Model . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.1.2 Design Criteria . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.2 SF Code Used in This Thesis . . . . . . . . . . . . . . . . . . . . . . 13 2.2.1 LDPC Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 2.2.2 Alamouti Code . . . . . . . . . . . . . . . . . . . . . . . . . . 16 2.2.3 Parameters for Simulation . . . . . . . . . . . . . . . . . . . . 19 3 Background Review : TDCS Scheme for PAPR Reduction 21 3.1 PAPR Problem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 3.1.1 OFDM Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 3.1.2 MIMO OFDM . . . . . . . . . . . . . . . . . . . . . . . . . . 23 3.2 CARI Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 3.3 Time-Domain Circular Shift Scheme . . . . . . . . . . . . . . . . . . 27 3.4 Performances of SS-CARI and TDCS . . . . . . . . . . . . . . . . . . 30 4 Further Works on TDCS 34 4.1 Conventional SLM vs TDCS scheme . . . . . . . . . . . . . . . . . . 35 4.2 Oversampling Issue . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 4.3 Side Information Free TDCS . . . . . . . . . . . . . . . . . . . . . . . 40 4.4 Estimation of Clipping noise for TDCS . . . . . . . . . . . . . . . . . 46 4.5 Combined estimation and transmission without SI . . . . . . . . . . . 54 5 Conclusions 62 Bibliography 64 | |
| dc.language.iso | en | |
| dc.subject | 多輸入多輸出 | zh_TW |
| dc.subject | 空頻碼 | zh_TW |
| dc.subject | 峰均值功率比 | zh_TW |
| dc.subject | 時域 | zh_TW |
| dc.subject | 正交分頻多工 | zh_TW |
| dc.subject | time domain | en |
| dc.subject | space-frequency codes | en |
| dc.subject | peak-to-average power ratio | en |
| dc.subject | multiple-input multiple-output | en |
| dc.subject | orthogonal frequency division multiplexing | en |
| dc.title | 在MIMO OFDM系統中免用附帶資訊之降低峰均值功率比之方法 | zh_TW |
| dc.title | Side-Information Free PAPR Reduction for MIMO OFDM | en |
| dc.type | Thesis | |
| dc.date.schoolyear | 96-2 | |
| dc.description.degree | 碩士 | |
| dc.contributor.oralexamcommittee | 蘇育德,韓永祥,趙啟超,蘇賜麟 | |
| dc.subject.keyword | 空頻碼,峰均值功率比,時域,正交分頻多工,多輸入多輸出, | zh_TW |
| dc.subject.keyword | space-frequency codes,peak-to-average power ratio,time domain,orthogonal frequency division multiplexing,multiple-input multiple-output, | en |
| dc.relation.page | 67 | |
| dc.rights.note | 有償授權 | |
| dc.date.accepted | 2008-07-14 | |
| dc.contributor.author-college | 電機資訊學院 | zh_TW |
| dc.contributor.author-dept | 電信工程學研究所 | zh_TW |
| 顯示於系所單位： | 電信工程學研究所 | |
文件中的檔案：
| 檔案 | 大小 | 格式 | |
|---|---|---|---|
| ntu-97-1.pdf 未授權公開取用 | 1.28 MB | Adobe PDF |
系統中的文件，除了特別指名其著作權條款之外，均受到著作權保護，並且保留所有的權利。