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完整後設資料紀錄
DC 欄位 | 值 | 語言 |
---|---|---|
dc.contributor.advisor | 陳怡然(Yi-Jan Chen) | |
dc.contributor.author | Li-Fan Tsai | en |
dc.contributor.author | 蔡立凡 | zh_TW |
dc.date.accessioned | 2021-06-07T23:49:11Z | - |
dc.date.copyright | 2014-03-09 | |
dc.date.issued | 2014 | |
dc.date.submitted | 2014-02-13 | |
dc.identifier.citation | [1] M. Simon et al., “An 802.11a/b/g RF Transceiver in an SoC,” in IEEE ISSCC Dig., 11-15 Feb. 2007, pp. 562-622.
[2] V. Giannini et al., “A multiband LTE SAW-less modulator with -160dBc/Hz RX-band noise in 40nm LP CMOS,” in IEEE ISSCC Dig., 20-24 Feb. 2011, pp. 374-376. [3] P. Rossi et al., “An LTE transmitter using a class-A/B power mixer,” in IEEE ISSCC Dig., 17-21 Feb. 2013, pp. 340-341. [4] A. Behzad, 'Radio Design for MIMO Systems with an Emphasis on IEEE 802.11,http://sites.ieee.org/scv-sscs/files/2011/07/RadiosForMIMO_DL_SantaClara_v3l.pdf [5] B. Razavi, RF Microelectronics, 2 ed.: Prentice Hall, 2011. [6] G. Brenna et al., “A 2-GHz carrier leakage calibrated direct-conversion WCDMA transmitter in 0.13um CMOS,” IEEE J. Solid-State CIrcuits, vol. 39, no. 8, pp. 1253-1262, 2004. [7] H. Xin and J. van Sinderen, “A Low-Power, Low-EVM, SAW-Less WCDMA Transmitter Using Direct Quadrature Voltage Modulation,” IEEE J. Solid-State CIrcuits, vol. 44, no. 12, pp. 3448-3458, 2009. [8] C. Shin-Fu et al., “A 65nm CMOS low-noise direct-conversion transmitter with carrier leakage calibration for low-band EDGE application,” in IEEE RFIC Symp., 7-9 June 2009, pp. 193-196. [9] J. A. Weldon et al., “A 1.75-GHz highly integrated narrow-band CMOS transmitter with harmonic-rejection mixers,” IEEE J. Solid-State CIrcuits, vol. 36, no. 12, pp. 2003-2015, 2001. [10] N. A. Moseley, E. A. M. Klumperink and B. Nauta, “A Two-Stage Approach to Harmonic Rejection Mixing Using Blind Interference Cancellation,” IEEE Trans. Circuits Syst. II, Exp. Briefs, vol. 55, no. 10, pp. 966-970, 2008. [11] Jau-Horng Chen, Hao-Shun Yang and Y. J. E. Chen, “A Technique for Implementing Wide Dynamic-Range Polar Transmitters,” IEEE Trans. Microw. Theory Tech., vol. 58, no. 9, pp. 2368-2374, 2010. [12] A. Mirzaei, D. Murphy and H. Darabi, “Analysis of Direct-Conversion IQ Transmitters With 25% Duty-Cycle Passive Mixers,” IEEE Trans. Circuits Syst. I, Reg. Papers, vol. 58, no. 10, pp. 2318-2331, 2011. [13] D. Kaczman et al., “A Single Chip 10-Band WCDMA/HSDPA 4-Band GSM/EDGE SAW-less CMOS Receiver With DigRF 3G Interface and +90 dBm IIP2,” IEEE J. Solid-State CIrcuits, vol. 44, no. 3, pp. 718-739, 2009. [14] A. Mirzaei et al., “Analysis and Optimization of Current-Driven Passive Mixers in Narrowband Direct-Conversion Receivers,” IEEE J. Solid-State CIrcuits, vol. 44, no. 10, pp. 2678-2688, 2009. [15] S. C. Blaakmeer et al., “The Blixer, a Wideband Balun-LNA-I/Q-Mixer Topology,” IEEE J. Solid-State CIrcuits, vol. 43, no. 12, pp. 2706-2715, 2008. [16] M. J. M. Pelgrom, A. C. J. Duinmaijer and A. P. G. Welbers, “Matching properties of MOS transistors,” IEEE J. Solid-State CIrcuits, vol. 24, no. 5, pp. 1433-1439, 1989. [17] J. R. Long, “Monolithic transformers for silicon RF IC design,” IEEE J. Solid-State CIrcuits, vol. 35, no. 9, pp. 1368-1382, 2000. [18] J. Yuan and C. Svensson, “High-speed CMOS circuit technique,” IEEE J. Solid-State CIrcuits, vol. 24, no. 1, pp. 62-70, 1989. [19] U. Singh and M. M. Green, “High-frequency CML clock dividers in 0.13um CMOS operating up to 38 GHz,” IEEE J. Solid-State CIrcuits, vol. 40, no. 8, pp. 1658-1661, 2005. [20] E. M. Cherry and D. E. Hooper, “The design of wide-band transistor feedback amplifiers,” Electrical Eng., vol. 110, no. 2, pp. 375-389, 1963. [21] L. Nathawad et al., “An IEEE 802.11a/b/g SoC for Embedded WLAN Applications,” in IEEE ISSCC Dig., 6-9 Feb. 2006, pp. 1430-1439. [22] S. S. Mehta et al., “An 802.11g WLAN SoC,” IEEE J. Solid-State CIrcuits, vol. 40, no. 12, pp. 2483-2491, 2005. [23] S. Abdollahi-Alibeik et al., “A 65nm dual-band 3-stream 802.11n MIMO WLAN SoC,” in IEEE ISSCC Dig., 20-24 Feb. 2011, pp. 170-172. [24] A. Behzad et al., “A Fully Integrated MIMO Multiband Direct Conversion CMOS Transceiver for WLAN Applications (802.11n),” IEEE J. Solid-State CIrcuits, vol. 42, no. 12, pp. 2795-2808, 2007. | |
dc.identifier.uri | http://tdr.lib.ntu.edu.tw/jspui/handle/123456789/16897 | - |
dc.description.abstract | 智慧型手機及手持裝置的普及使消費者大量使用手機上網及通訊功能,而大量傳輸訊息的需求則推進了數位通訊的演進,從可遠距離傳輸的2G、3G到4G LTE及較短距離或室內常用的WIFI都大幅提高了資料傳輸量(Data rate)以滿足我們的需求。然而在較高的資料傳輸量情況下對於射頻發射端電路設計日益受到挑戰,如何能維持良好的訊號品質並減少發射端消耗功率變成一個重要的課題。
本論文主旨在提出一新架構的射頻調變器,以達到維持相同訊號品質情況下且降低功率消耗為目標。本架構利用25% Duty Cycle Lo波形在相差90度之間彼此不會互相影響並改良傳統射頻調變器的架構以達到一高增益射頻調變器,可降低後級驅動器功率消耗。 我們採用了TSMC 90-nm CMOS製程設計並實現了一個全積體化的射頻調變器電路,包含除頻器(Divider)、四分之一周期訊號產生器(25% Duty cycle generator)、輸入驅動器(Input Buffer)、射頻調變器(Modulator)、驅動器(Driver)、單端轉雙端轉換器(Single to Differential end Balun)、雙端轉單端轉換器(Differential to Single end Balun),並將系統設計符合IEEE WLAN 802.11 b/g/n規範及頻帶上。 在輸入CW tone時IRR= -52dBc,Carrier feedthrough= -58dBc,而在電源供應器1.2及1.8伏下,功率消耗為83mW。本晶片在輸入802.11g調變訊號時平均輸出功率為-5 dBm、EVM=3.8%且通過Mask規範。輸入802.11n調變訊號時平均輸出功率為-7.4 dBm、EVM=2.6%且通過Mask規範。 | zh_TW |
dc.description.abstract | More and more customers use smart phone and handset devices to surf the internet which push digital communication from generation to generation. In order to meet our needs , communication standard such as 3G/4G and WIFI use more complex modulation scheme that can provide higher data rate.. However ,higher data rate means higher Peak-to-average power ratio (PAPR) which impose more difficulties on RF IC design, so how can we maintain good signal quality and reduce transmitter power consumption becomes an important issue.
This thesis proposes a new RF modulator architecture which achieve the requirement above. This new architecture uses the unique property of 25 percent duty cycle Lo to improve the disadvantage from traditional one and become a passive high gain RF modulator. I implement a highly-integrated RF modulator chip by TSMC CMOS 90um process, including frequency divider, 25 percent duty cycle generator, input buffer, modulator, driver and two on chip balun. This chip is designed to apply to WLAN 802.11 b/g/n. Single tone performance IRR= -52dBc,Carrier feedthrough=-58dBc.Output power=-5 dBm, EVM=3.8% with 802.11g 64QAM signal and output power=-7.4 dBm with 802.11n 20MHz signal, EVM=2.6%. Total power consumption=83mW. | en |
dc.description.provenance | Made available in DSpace on 2021-06-07T23:49:11Z (GMT). No. of bitstreams: 1 ntu-103-R00943137-1.pdf: 7261427 bytes, checksum: 61569726cc63a736fba2871293bd57bc (MD5) Previous issue date: 2014 | en |
dc.description.tableofcontents | 口試委員會審定書 i
中文摘要 ii ABSTRACT iii CONTENTS iv LIST OF FIGURES vii LIST OF TABLES xii Chapter 1 Introduction 1 1.1 動機 1 1.2 近期發展 2 1.2.1 主動式射頻調變器 2 1.2.2 被動式射頻調變器 5 1.2.3 直接輸出功率射頻調變器 7 1.3 論文架構 8 Chapter 2 通訊系統規範及發射機系統 9 2.1 概述 9 2.2 WLAN 802.11 b/g/n 9 2.2.1 802.11 g 9 2.2.2 802.11 n 12 2.2.3 802.11 b 14 2.2.4 本論文使用之測試訊號 15 2.3 發射機系統 16 2.3.1 系統架構及考量 16 2.3.2 射頻調變器原理 16 2.3.3 系統線性度考量 21 2.3.4 系統頻譜推導 23 Chapter 3 射頻調變器 27 3.1 概述 27 3.2 先前技術 27 3.2.1 主動式射頻調變器及被動式射頻調變器比較 27 3.2.2 被動式射頻調變器使用25% Duty cycle Lo 29 3.3 被動式高增益射頻調變器原理 31 3.3.1 電路架構 31 3.3.2 電路分析 32 3.3.3 不匹配討論 34 3.4 Lo週期大小對增益之討論 36 Chapter 4 802.11 b/g/n系統及電路設計使用90nm CMOS RF 37 4.1 系統模擬 37 4.1.1 概述 37 4.1.2 系統模擬 37 4.2 系統及子電路架構 39 4.2.1 系統電路架構 39 4.2.2 輸入緩衝器及低通濾波器 40 4.2.3 單端轉雙端轉換器(Single end to differential balun) 41 4.2.4 除頻器(Frequency divider) 44 4.2.5 四分之一周期產生器(25 % duty cycle generator) 46 4.2.6 射頻調變器(Modulator) 47 4.2.7 驅動器(Driver) 48 4.2.8 雙端轉單端轉換器(Differential to single end balun) 49 4.3 模擬環境及結果 51 4.3.1 模擬軟體 51 4.3.2 模擬結果 51 4.4 晶片佈局及考量 53 4.5 消耗功率比較 54 4.6 量測結果 55 4.6.1 量測環境及考量 55 4.6.2 S參數量測 57 4.6.3 單一頻率(Single tone)訊號量測結果 58 4.6.4 802.11 b Signal 量測結果 59 4.6.5 802.11 g Signal量測結果 59 4.6.6 802.11 n Signal量測結果 63 4.7 比較表 65 Chapter 5 結論 66 REFERENCE 67 | |
dc.language.iso | zh-TW | |
dc.title | 應用在802.11b/g/n之射頻調變器 | zh_TW |
dc.title | RF Modulator for 802.11b/g/n | en |
dc.type | Thesis | |
dc.date.schoolyear | 102-1 | |
dc.description.degree | 碩士 | |
dc.contributor.oralexamcommittee | 陳昭宏(Jau Horng Chen),蔡政翰(Jeng Han Tsai),余帝穀(Ti Ku Yu),王多柏(To-Po Wang) | |
dc.subject.keyword | 射頻調變器,四分之一周期本地震盪訊號,802.11,發射機,低功率, | zh_TW |
dc.subject.keyword | RF vector modulator,25% duty cycle Lo,IEEE WLAN 802.11,Transmitter,Low power, | en |
dc.relation.page | 68 | |
dc.rights.note | 未授權 | |
dc.date.accepted | 2014-02-13 | |
dc.contributor.author-college | 電機資訊學院 | zh_TW |
dc.contributor.author-dept | 電子工程學研究所 | zh_TW |
顯示於系所單位: | 電子工程學研究所 |
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