ISM band Direct Sequence Spread Spectrum Transmitter
碩士 === 國立台灣工業技術學院 === 電子工程技術研究所 === 85 === In this thesis, we discuss some basic theories of spread- spectrumtechnology, and the implementation of baseband and RF circuits. We firstuse a spread-spectrum IC to discuss the design and...
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ndltd-TW-085NTUST4270202016-07-01T04:15:47Z http://ndltd.ncl.edu.tw/handle/40822301772990419353 ISM band Direct Sequence Spread Spectrum Transmitter ISMband直序展頻發射機 Chen, Jia-Chang 陳嘉昌 碩士 國立台灣工業技術學院 電子工程技術研究所 85 In this thesis, we discuss some basic theories of spread- spectrumtechnology, and the implementation of baseband and RF circuits. We firstuse a spread-spectrum IC to discuss the design and theory of spread spectrum technology. By practicing measurements, we then thorough byelaborate spread-spectrum theory. The output bandwidth of the spread- spectrum IC is 1.3888MHz, the bit duration of input signal is 11.725s,the chip duration is 720ns, and the processing gain is 15.128dB. In RFpower amplifier, we implement a two-stages amplifier consisting of CLY2(GaAs MESFET) and BLT81(BJT). The output power of the amplifier is32.12dBm and the gain 22.12dB. The power amplifier has IP3 at 42.12dBm,and the efficient of the amplifier is 39%. Hsue Ching-Wen 徐敬文 1997 學位論文 ; thesis 72 zh-TW |
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碩士 === 國立台灣工業技術學院 === 電子工程技術研究所 === 85 === In this thesis, we discuss some basic theories of spread-
spectrumtechnology, and the implementation of baseband and RF
circuits. We firstuse a spread-spectrum IC to discuss the
design and theory of spread spectrum technology. By
practicing measurements, we then thorough byelaborate
spread-spectrum theory. The output bandwidth of the spread-
spectrum IC is 1.3888MHz, the bit duration of input signal is
11.725s,the chip duration is 720ns, and the processing gain is
15.128dB. In RFpower amplifier, we implement a two-stages
amplifier consisting of CLY2(GaAs MESFET) and BLT81(BJT). The
output power of the amplifier is32.12dBm and the gain
22.12dB. The power amplifier has IP3 at 42.12dBm,and the
efficient of the amplifier is 39%.
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author2 |
Hsue Ching-Wen |
author_facet |
Hsue Ching-Wen Chen, Jia-Chang 陳嘉昌 |
author |
Chen, Jia-Chang 陳嘉昌 |
spellingShingle |
Chen, Jia-Chang 陳嘉昌 ISM band Direct Sequence Spread Spectrum Transmitter |
author_sort |
Chen, Jia-Chang |
title |
ISM band Direct Sequence Spread Spectrum Transmitter |
title_short |
ISM band Direct Sequence Spread Spectrum Transmitter |
title_full |
ISM band Direct Sequence Spread Spectrum Transmitter |
title_fullStr |
ISM band Direct Sequence Spread Spectrum Transmitter |
title_full_unstemmed |
ISM band Direct Sequence Spread Spectrum Transmitter |
title_sort |
ism band direct sequence spread spectrum transmitter |
publishDate |
1997 |
url |
http://ndltd.ncl.edu.tw/handle/40822301772990419353 |
work_keys_str_mv |
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