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WLAN 802.11A MAC ARCHITECTUREWLAN 802.11A MAC ARCHITECTURE
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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
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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.
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.
FPGA Implementation of S-R FPGA Implementation of S-R IFFT/FFTIFFT/FFT
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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).
• A Novel Channel Estimation Method for Multicarrier CDMA Systems over Multipath Rapidly Rayleigh Fading Channel under Colored Noise
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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)
– 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。
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功率控制迴路功率控制迴路
1. Decentralized Scheme2. The Information of Channel Gain is not Necessary.
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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.