Joint Viterbi detection and decoding algorithm for bluetooth low energy systems

An efficient joint Viterbi detection and decoding (JVDD) algorithm for a bluetooth low energy (BLE) system is proposed. Since the convolutional coded Gaussian minimum-shift keying (GMSK) signal is specified in the BLE 5.0 standard, two Viterbi processors are needed for detection and decoding. Howeve...

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Vydané v:Electronics letters Ročník 56; číslo 6; s. 310 - 312
Hlavní autori: Park, Chulhyun, Jung, Yongchul, Kim, Jihoon, Jung, Yunho
Médium: Journal Article
Jazyk:English
Vydavateľské údaje: The Institution of Engineering and Technology 17.03.2020
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ISSN:0013-5194, 1350-911X, 1350-911X
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Popis
Shrnutí:An efficient joint Viterbi detection and decoding (JVDD) algorithm for a bluetooth low energy (BLE) system is proposed. Since the convolutional coded Gaussian minimum-shift keying (GMSK) signal is specified in the BLE 5.0 standard, two Viterbi processors are needed for detection and decoding. However, the proposed JVDD scheme uses only one Viterbi processor by modifying the branch metric with inter-symbol interference information from GMSK modulation; therefore, the hardware complexity can be significantly reduced without performance degradation.
ISSN:0013-5194
1350-911X
1350-911X
DOI:10.1049/el.2019.2621