11

中華大學中華大學 9393 學年度學年度重點研究與教學計畫成果報告重點研究與教學計畫成果報告 計畫名稱：寬頻無線區域網路之研究（二）計畫名稱：寬頻無線區域網路之研究（二） 計畫編號：計畫編號： CHU 93 TR-003CHU 93 TR-003 主持人：電機系 李柏坤教授主持人：電機系 李柏坤教授 共同主持人：鍾英漢、田慶誠、黃啟光、共同主持人：鍾英漢、田慶誠、黃啟光、 辛錫進、陳棟洲教授辛錫進、陳棟洲教授

22

報告內容報告內容

•整合計畫說明整合計畫說明– 計畫摘要計畫摘要– 計畫結構計畫結構

•各子計畫成果 各子計畫成果 •結論結論

33

整合計畫說明：計畫摘要整合計畫說明：計畫摘要

•尖端無線通訊的學術研究尖端無線通訊的學術研究•OFDMOFDM 的高速數據傳輸無線區域網路的高速數據傳輸無線區域網路

– 實體電路架構規劃實體電路架構規劃– 軟硬體電路的實現軟硬體電路的實現– 整合系統電路完成整合系統電路完成

•本計畫為規劃三年計畫的第二年本計畫為規劃三年計畫的第二年

44

整合計畫說明：整合計畫說明：計畫架構計畫架構 姓名 單位與職稱 在本計畫中負責之工作

子計畫一主持人

鍾英漢 通訊系副教授 寬頻無線區域網路之系統架構及介質擷取控制器研究

子計畫二主持人

陳棟洲 通訊系助理教授 寬頻無線區域網路之編碼器研究

子計畫三主持人

辛錫進 電機系教授 寬頻無線區域網路之正交分頻多工器研究

子計畫四主持人

黃啟光 電機系副教授 寬頻無線區域網路之同步與等化器設計技術研究

子計畫五主持人

李柏坤 電機系教授 寬頻無線區域網路之功率控制與動態頻道選擇研究

子計畫六主持人

田慶誠 通訊系副教授 寬頻無線區域網路之射頻傳收器研究

55

System controller& MAC

1,5鍾 ,李

6 田3 辛2 陳

6田

2 陳3辛4 黃

圖一、整合計劃之結構

66

各子計畫成果各子計畫成果 -- 子計畫一子計畫一寬頻無線區域網路系統架構及介質寬頻無線區域網路系統架構及介質擷取控制器之研究擷取控制器之研究

•研究重點研究重點– 無線區域網路收發機內物理層的基頻電路及介無線區域網路收發機內物理層的基頻電路及介質擷取控制層的控制器部分質擷取控制層的控制器部分

– 相關學術的相關學術的研究研究– 相關技術的創新與開發相關技術的創新與開發

77

WLAN 802.11A MAC ARCHITECTUREWLAN 802.11A MAC ARCHITECTURE

•

Rx

FIFO CAM

CRC Generator

Tx

BUFFER

Tx

DMA controller

PCI

BUSPHY

Tx

FIFO CAM

CRC checker

Rx

BUFFER

Rx

DMA controller

Transmit MAC

Receive MAC

88

研究成果研究成果[1] In-Hang Chung and Lesley Tsz-Hsuan Chao, “Traffic Regulation via [1] In-Hang Chung and Lesley Tsz-Hsuan Chao, “Traffic Regulation via

Projection under the Min-plus Algebra,” Chung Hua J. Science and Projection under the Min-plus Algebra,” Chung Hua J. Science and Engineering, vol. 2, pp. 87-95, Dec. 2004.Engineering, vol. 2, pp. 87-95, Dec. 2004.

[2][2] In-Hang Chung and Ming-Ching Yen, “Use of Diverse Delayed In-Hang Chung and Ming-Ching Yen, “Use of Diverse Delayed Correlation for an ML Carrier Frequency Offset Estimator in OFDM-Correlation for an ML Carrier Frequency Offset Estimator in OFDM-Based IEEE 802.11a WLANs,” in Proc. IEEE ICC’2005, Seoul Korea. Based IEEE 802.11a WLANs,” in Proc. IEEE ICC’2005, Seoul Korea. (EI)(EI)

[3][3] In-Hang Chung and Ming-Ching Yen, “On the Performance of In-Hang Chung and Ming-Ching Yen, “On the Performance of Carrier Frequency Offset Estimation Algorithms Using an Maximum Carrier Frequency Offset Estimation Algorithms Using an Maximum Likelihood Method with Delayed Correlation for OFDM-Based IEEE Likelihood Method with Delayed Correlation for OFDM-Based IEEE 802.11a WLANs,” submitted to IEEE Trans. Veh. Technol. 802.11a WLANs,” submitted to IEEE Trans. Veh. Technol.

[4][4] In-Hang Chung and Ming-Ching Yen, “A Maximum Likelihood In-Hang Chung and Ming-Ching Yen, “A Maximum Likelihood Method with Two-Branch Delayed Correlation for the Carrier Method with Two-Branch Delayed Correlation for the Carrier Frequency Offset Estimation of OFDM-Based IEEE 802.11a WLANs,” Frequency Offset Estimation of OFDM-Based IEEE 802.11a WLANs,” submitted to IEEE Trans. Commun. submitted to IEEE Trans. Commun.

[5][5] In-Hang Chung and Ming-Ching Yen, “Using Block Estimation In-Hang Chung and Ming-Ching Yen, “Using Block Estimation in the Residual Carrier Frequency Offset Correction for IEEE in the Residual Carrier Frequency Offset Correction for IEEE 802.11a WLAN,” to be submitted to IEEE Commun. Lett.802.11a WLAN,” to be submitted to IEEE Commun. Lett.

[6][6] In-Hang Chung, “An Exact Performance Analysis of Framed-In-Hang Chung, “An Exact Performance Analysis of Framed-Aloha with Multiple Transmissions in Fading Channels” to be Aloha with Multiple Transmissions in Fading Channels” to be submitted to IEEE Trans. Wireless Commun.submitted to IEEE Trans. Wireless Commun.

[7]In-Hang Chung, “The effects of multiple transmissions, capture, [7]In-Hang Chung, “The effects of multiple transmissions, capture, and frequency hopping on the performance of Framed-Aloha, ” to and frequency hopping on the performance of Framed-Aloha, ” to be submitted to IEEE Trans. Commun.be submitted to IEEE Trans. Commun.

99

各子計畫成果各子計畫成果 -- 子計畫二子計畫二寬頻無線區域網路之編碼器研究寬頻無線區域網路之編碼器研究 •研究重點研究重點

– 對基頻模組中之對基頻模組中之 FECFEC 解碼器的研究及硬體實現解碼器的研究及硬體實現•高運算速度高運算速度•低電路複雜度低電路複雜度•低功率消耗低功率消耗

– 適用於未來之適用於未來之 WLANWLAN 晶片 晶片

1010

具體成果具體成果

– 提出一適用於適應性提出一適用於適應性 BICOFDMBICOFDM 系統之系統之 QAMQAM調變軟式解對映演算法則調變軟式解對映演算法則

– 提出一通用型提出一通用型 ViterbiViterbi 解碼器架構解碼器架構– 通訊系統基頻電路整合測試環境之建立通訊系統基頻電路整合測試環境之建立– IEEE 802.11aIEEE 802.11a 基頻傳收系統基頻傳收系統 SimulinkSimulink模擬環境之建構 模擬環境之建構

– IEEE 802.11aIEEE 802.11a 系統效能系統效能 GUIGUI 模擬介面之模擬介面之建構建構

1111

通訊系統基頻電路整合測試環境通訊系統基頻電路整合測試環境

Computer

I/QModulationGenerator

FPGADevelopment

Board

I/Q signal

DataFeedbackfor BERTesting

1212

通訊系統基頻電路整合測試環境通訊系統基頻電路整合測試環境

1313

研究成果研究成果• Tung-Chou Chen, Ming-Hua Chang, and Leon-Tung-Chou Chen, Ming-Hua Chang, and Leon-Chung Chou, “Hardware Implementation of Chung Chou, “Hardware Implementation of Viterbi Decoder for WLAN 802.11a”, Viterbi Decoder for WLAN 802.11a”, Journal of CHIN-MIN CollegeJournal of CHIN-MIN College, Vol.10, pp. , Vol.10, pp. 1-12, August 2004.1-12, August 2004.

• Tung-Chou Chen and Yi-Feng Wang, “A Tung-Chou Chen and Yi-Feng Wang, “A General Architecture of Viterbi decoder General Architecture of Viterbi decoder for Adaptive Bit Interleaved Coded OFDM for Adaptive Bit Interleaved Coded OFDM Systems ”, 2005 Conference on Systems ”, 2005 Conference on Microelectronics Technology and Microelectronics Technology and Applications (2005C’META), Kaohsiung, Applications (2005C’META), Kaohsiung, Taiwan, May 20, 2005.Taiwan, May 20, 2005.

• 『無線通訊系統模擬』 課程教材『無線通訊系統模擬』 課程教材

1414

各子計畫成果各子計畫成果 -- 子計畫三子計畫三寬頻無線區域網路之正交分頻多寬頻無線區域網路之正交分頻多工器研究工器研究•研究重點研究重點

– 設計設計 OFDMOFDM 系統的 系統的 FFT/IFFT FFT/IFFT 處理器處理器•改良 改良 CORDIC CORDIC 演算法與演算法與 FPGAFPGA 可程式化電路可程式化電路設計的彈性結合設計的彈性結合

•設計一個具有可適性、高度平行架構的 設計一個具有可適性、高度平行架構的 FFT/IFFT FFT/IFFT 處理器 處理器

1515

FPGA Implementation of S-R FPGA Implementation of S-R IFFT/FFTIFFT/FFT

1616

研究成果研究成果• 本年度已發表之論文本年度已發表之論文

Hsi-Chin HsinHsi-Chin Hsin, “Adaptive Modulated Wavelet , “Adaptive Modulated Wavelet Subband Image Coding,” Pattern Recognition Subband Image Coding,” Pattern Recognition Letters, 26/6, pp. 809-818, May, 2005 (SCI).Letters, 26/6, pp. 809-818, May, 2005 (SCI).Hsi-Chin HsinHsi-Chin Hsin and Ching-Chung Li, “Wavelet-based and Ching-Chung Li, “Wavelet-based Kalman Filtering in Scale Space for Image Kalman Filtering in Scale Space for Image Fusion,” Fusion,” Handbook of Pattern Recognition and Handbook of Pattern Recognition and Computer VisionComputer Vision, 3rd Edition, Chapter 3.7, pp. , 3rd Edition, Chapter 3.7, pp. 325-345, 2005.325-345, 2005.

• 審查中之論文審查中之論文C.-K. Su, C.-K. Su, Hsi-Chin HsinHsi-Chin Hsin and S.-F. Lin, “Wavelet and S.-F. Lin, “Wavelet Tree Classification and Hybrid Coding for Image Tree Classification and Hybrid Coding for Image Compression,” IEEE Proc., in review (SCI).Compression,” IEEE Proc., in review (SCI).

• 相關教材製作相關教材製作 :: OFDM-Wireless Communication, Matlab Simulation OFDM-Wireless Communication, Matlab Simulation

PacketPacket

1717

各子計畫成果各子計畫成果 -- 子計畫四子計畫四寬頻無線區域網路之同步與等化寬頻無線區域網路之同步與等化器設計技術研究器設計技術研究•研究重點研究重點

– OFDMOFDM 寬頻無線區域網路同步技術研究寬頻無線區域網路同步技術研究– 等化器設計等化器設計– 訊號偵測訊號偵測

1818

MC-CDMA RECEIVERMC-CDMA RECEIVER

• A Novel Channel Estimation Method for Multicarrier CDMA Systems over Multipath Rapidly Rayleigh Fading Channel under Colored Noise

1919

MC-CDMA RECEIVERMC-CDMA RECEIVER

• Robust MC-CDMA Channel Estimation for the Robust MC-CDMA Channel Estimation for the User with Time-Varying Velocity over User with Time-Varying Velocity over Rapidly Rayleigh Fading ChannelRapidly Rayleigh Fading Channel

2020

研究成果研究成果• Bor-Sen Chen, Bor-Sen Chen, Chi-Kuang HwangChi-Kuang Hwang, Chung-Hsien Hsieh and Ting-, Chung-Hsien Hsieh and Ting-

Chieh Wu, “Robust MC-CDMA Channel Estimation for the User Chieh Wu, “Robust MC-CDMA Channel Estimation for the User with Time-Varying Velocity over Rapidly Rayleigh Fading with Time-Varying Velocity over Rapidly Rayleigh Fading Channel” IEEE Transaction on Signal Processing (SCI) (under Channel” IEEE Transaction on Signal Processing (SCI) (under revision).revision).

• Bor-Sen Chen, Bor-Sen Chen, Chi-Kuang HwangChi-Kuang Hwang, and Jyh-sheng Yang, “Robust , and Jyh-sheng Yang, “Robust Adaptive Equalization for OFDM Systems with Time-Varying Adaptive Equalization for OFDM Systems with Time-Varying Channels”, IEEE Transactions on Wireless Communications Channels”, IEEE Transactions on Wireless Communications (SCI) (submitted)(SCI) (submitted)

• Bor-Sen Chen, Bor-Sen Chen, Chi-Kuang HwangChi-Kuang Hwang, Huo-Wen Chen and Ting-Chieh , Huo-Wen Chen and Ting-Chieh Wu, “A Single-User Detector for DS/CDMA Systems via A Two-Wu, “A Single-User Detector for DS/CDMA Systems via A Two-Path Interference Filter,” IEEE Transaction on Signal Path Interference Filter,” IEEE Transaction on Signal Processing (SCI) (submitted)Processing (SCI) (submitted)

• Bor-Sen Chen, Bor-Sen Chen, Chi-Kuang HwangChi-Kuang Hwang and Chung-Hsien Hsieh, “A and Chung-Hsien Hsieh, “A Novel Channel Estimation Method for Multicarrier CDMA Novel Channel Estimation Method for Multicarrier CDMA Systems over Multipath Rapidly Rayleigh Fading Channel under Systems over Multipath Rapidly Rayleigh Fading Channel under Colored Noise” IEEE Transactions on Wireless Communications. Colored Noise” IEEE Transactions on Wireless Communications. (SCI) (submitted)(SCI) (submitted)

• Bor-Sen Chen, Bor-Sen Chen, Chi-Kuang HwangChi-Kuang Hwang, Jyh-sheng Yang and Ting-Chieh , Jyh-sheng Yang and Ting-Chieh Wu, “Single User Detection of CDMA Systems via a Robust Wu, “Single User Detection of CDMA Systems via a Robust Decision Feedback Based on an Interference MAX Model,” IEEE Decision Feedback Based on an Interference MAX Model,” IEEE Transactions on Wireless Communications. (SCI) (submitted)Transactions on Wireless Communications. (SCI) (submitted)

2121

各子計畫成果各子計畫成果 -- 子計畫五子計畫五寬頻無線區域網路之功率控制與寬頻無線區域網路之功率控制與動態頻道選擇研究動態頻道選擇研究• 研究重點研究重點

– 20032003 年所提出之年所提出之 IEEE 802.11hIEEE 802.11h 附加標準附加標準• 暫態功率控制暫態功率控制 (Transient Power Control)(Transient Power Control)

• 動態頻道選擇動態頻道選擇 (Dynamic Channel Selection)(Dynamic Channel Selection)

– 設計閉迴路之功率控制設計閉迴路之功率控制• 建立建立 Smith PredictorSmith Predictor 以克服迴路延遲所造成穩定度問題。以克服迴路延遲所造成穩定度問題。• 建立韌性控制的功率控制，達到極小化接收建立韌性控制的功率控制，達到極小化接收 SIRSIR 之變異量。之變異量。

2222

功率控制迴路功率控制迴路

1. Decentralized Scheme2. The Information of Channel Gain is not Necessary.

2323

研究成果研究成果• 已發表論文已發表論文 ::

– Bore-Kuen LeeBore-Kuen Lee, Huo-Wen Chen, Huo-Wen Chen, , and Bor-Sen Chen, and Bor-Sen Chen, “Power control of cellular radio systems via robust “Power control of cellular radio systems via robust smith prediction filter,” smith prediction filter,” IEEE Trans. Wireless IEEE Trans. Wireless CommunicationsCommunications, Vol. 3, pp. 1822-1831, Sep. 2004. , Vol. 3, pp. 1822-1831, Sep. 2004. (SCI, EI) .(SCI, EI) .

– Bor-Sen Chen, Bor-Sen Chen, Bore-Kuen LeeBore-Kuen Lee, and Sheng-Kai Chen,, and Sheng-Kai Chen, “Adaptive Power Control of Cellular CDMA Systems “Adaptive Power Control of Cellular CDMA Systems via Optimal Predictive Model,” to appear in via Optimal Predictive Model,” to appear in IEEE IEEE Trans. Wireless Comm.Trans. Wireless Comm. as a Full Paper, 2004. (SCI, as a Full Paper, 2004. (SCI, EI)EI)

– Bore-Kuen LeeBore-Kuen Lee, Yuan-Ho Chen, and Bor-Sen Chen, , Yuan-Ho Chen, and Bor-Sen Chen, “Robust H∞ power control for CDMA cellular “Robust H∞ power control for CDMA cellular communication systems,” Under revision forcommunication systems,” Under revision forIEEE IEEE Trans. Signal ProcessingTrans. Signal Processing, 2005., 2005.

– Bor-Sen Chen, Bor-Sen Chen, Bore-Kuen LeeBore-Kuen Lee, and Sheng-Kai Chen, , and Sheng-Kai Chen, “Adaptive Power Control of DS-CDMA Cellular “Adaptive Power Control of DS-CDMA Cellular Communication Systems via Fuzzy Optimal Predictive Communication Systems via Fuzzy Optimal Predictive Method,” Full Paper submitted to Method,” Full Paper submitted to IEEE Trans. IEEE Trans. CommunicationsCommunications, 2004., 2004.

2424

各子計畫成果各子計畫成果 -- 子計畫六子計畫六寬頻無線區域網路射頻傳收器研究寬頻無線區域網路射頻傳收器研究• 研究重點研究重點

– 完成完成 Direct Conversion TransceiverDirect Conversion Transceiver 系統規系統規劃工作劃工作

– 完成射頻傳收器硬體 完成射頻傳收器硬體 – 克服的問題克服的問題

• DC-offset DC-offset • Noise Noise • Nonlinearity Nonlinearity • I-Q Mismatch I-Q Mismatch • Adjacent Channel Rejection Adjacent Channel Rejection • Carrier Frequency OffsetCarrier Frequency Offset

2525

CMOS160Msps DAC

10MHz CMOS Gm-C Filter

2626

專利與產學合作專利與產學合作• 專利專利

– 薄膜體聲波共振子濾波裝置及使用該裝置之雙工器，中華民國薄膜體聲波共振子濾波裝置及使用該裝置之雙工器，中華民國198451198451 ，邢泰剛，戴建雄，，邢泰剛，戴建雄，田慶誠田慶誠，李耀東，李耀東

– 無膠層可壓合基材製作之單層銅箔雙面可接通架構軟性電路板及應無膠層可壓合基材製作之單層銅箔雙面可接通架構軟性電路板及應用於晶片在該軟性電路板構裝之架構，中華民國公告用於晶片在該軟性電路板構裝之架構，中華民國公告 518915518915 ，林，林崑津，黃啟光，崑津，黃啟光，田慶誠田慶誠，蘇國富，卓志恆，蘇國富，卓志恆

– 細間距電路板之開路及短路測試，中華民國公告 細間距電路板之開路及短路測試，中華民國公告 583401583401 ，，田慶田慶誠誠，黃啟光，林崑津，蘇國富，卓志恆，黃啟光，林崑津，蘇國富，卓志恆

• 產學合作產學合作– 9494 年度小產學計畫年度小產學計畫 (( 園區其樂達科技園區其樂達科技 ) DVD RF Front-end ) DVD RF Front-end CMOS Gm-C Equalizer Design, CMOS Gm-C Equalizer Design, 計畫金額計畫金額 500,000500,000 元元

– 9494 年度產學計畫年度產學計畫 (( 台達電子台達電子 ) Wireless SAW Sensor ) Wireless SAW Sensor System Design,System Design, 計畫金額計畫金額 600,000600,000 元元

2727

結論 結論 (I)(I)•研究研究

– 論文發表論文發表•已接受已接受 SCISCI 論文論文 :3:3 篇篇•修正中修正中 SCISCI 論文論文 :2:2 篇篇•已投稿已投稿 SCISCI 論文論文 :8:8 篇篇•已接受已接受 EIEI 論文論文 :2:2 篇篇•其他已接受論文其他已接受論文 :2:2 篇篇•國際研討會論文國際研討會論文 :9:9 篇篇•國內研討會論文國內研討會論文 :1:1 篇篇

– 專利與產學合作專利與產學合作• 33 篇專利篇專利• 22 個產學合作計畫個產學合作計畫

2828

結論 結論 (II)(II)

•教學教學– 無線通訊學程無線通訊學程– 無線通訊實驗無線通訊實驗

•產學合作產學合作– Wireless LANWireless LAN 產業產業– IEEE 802.16 Wireless MANIEEE 802.16 Wireless MAN