Suchergebnisse - (( coding and decoding technik ) OR ( coding and decoding technica ))~

Re‐Printable Chiral Photonic Paper with Invisible Patterns and Tunable Wettability von Chen, Ruilian, Feng, Dengchong, Chen, Guojian, Chen, Xudong, Hong, Wei

“… The construction of invisible patterns via high‐resolution printing and the independent encoding/decoding of complex information can lead to promising applications in steganography and watermarking for optical encryption …”
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Performance of multicarrier CDMA in frequency-selective fading via statistical physics von Guo, Dongning

“… This correspondence extends previous work on direct-sequence code-division multiple access (DS-CDMA) to give a single-user characterization of multicarrier …”
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Combined MMSE interference suppression and turbo coding for a coherent DS-CDMA system von Tang, K., Milstein, L.B., Siegel, P.H.

“… ) receiver for interference suppression is analyzed on a Rayleigh fading channel. In order to accurately estimate the performance of the turbo coding, two improvements are proposed on the conventional union bounds …”
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OFDMA-CDM performance enhancement by combining H-ARQ and interference cancellation von Arkhipov, A., Raulefs, R., Schnell, M.

“… In this paper, superimposed packet allocation for orthogonal frequency-division multiple-access code-division multiplexing (OFDMA-CDM) is presented, where each …”
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DOUBLY ITERATIVE DECODING OF SPACE-TIME TURBO CODES USING LOG-APP ALGORITHM von Rotopanescu, Ana-Mirela, Trifina, Lucian

“… In the coding scheme, the core of the iterative decoding structure is a soft-input soft-output APP module …”
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An iterative multiuser detector for DS-CDMA systems in multipath fading channels von Bejide, E.O., Takawira, F.

“… We propose an iterative multiuser detector for turbo coded direct sequence CDMA (DS-CDMA) systems in the uplink channel. The receiver is derived from the …”
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Multilevel block codes with interdependency among component codes for Rayleigh fading channels von Tanabe, Hidehiko, Umeda, Hiroyuki

“… In this paper, in order to improve error correction capacity, the following method is proposed for constructing multilevel codes with interdependencies among …”
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Performance analysis of multilevel coded modulation system with finite interleaving for fading channel von Kaneda, Kazuyuki, Ogiwara, Haruo

“… In order to analytically evaluate the characteristics of the multilevel coding method using finite interleaving for a fading communication channel, an evaluation method for coding performance is proposed …”
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An interference immunity decoding method for multicarrier trellis-coded SFH/16QAM von Shinoi, Ken-ichiro, Saba, Takahiko, Sasase, Iwao

“… ‐sensitive speech communications, since it can achieve frequency diversity by multicarrier and trellis coding without interleaving …”
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Design and performance analysis of a convolutionally coded overlapping multicarrier DS/CDMA system von YUN HEE KIM, SONG, Iickho, HONG GIL KIM, LEE, Jooshik

“… We consider convolutionally coded multicarrier direct-sequence code-division multiple access (DS/CDMA) systems using overlapping subchannels in time-limited …”
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Non-iterative joint decoding of space-time codes and multiuser interference in asynchronous DS-CDMA systems von Corral-Briones, G., Rodriguez, C., Marques, C.

“… Space-time coding (STC) is an efficient technique to combat severe fading effects and improve system capacity in wireless communications …”
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Trellis‐coded multidimensional fast frequency shift keying modulation by use of multistage decoding von Saito, Hidetoshi, Kohno, Ryuji

“… In implementing a multidimensional modulation system, the complexity of decoding associated with the maximum likelihood decoding based on a Viterbi algorithm and the trellis coding design become problematic …”
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High-performance soft decision decoding method using table-aided algorithm for block code von Minami, Hideki, Sasaoka, Hideichi

“… Although various methods exist in soft decision decoding methods for block codes, of those that can be applied to linear and nonlinear coding, there are not many with low levels of computation …”
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Convolutionally coded frequency-hopping communications with nonideal interleaving von Laufer, S., Reichman, A.

“… A soft decision diversity combining technique is introduced, and the performance of combined convolutional and diversity coding subject to worst-case partial band noise jamming is investigated …”
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Realization of simple decoders for high-coding-rate convolutional codes von Kawazoe, Katsuhiko, Kubota, Shuji

“… This paper describes a method to configure pre‐decoders for the high coding rate convolution codes needed when the SST method is used, thus enabling low power consumption in a Viterbi decoder. The proposed pre …”
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Performance of M-ary/SSMA using soft decision Viterbi decoding von Ito, Katsuyuki, Hamamura, Masanori, Tachikawa, Shin'ichi

“… ‐ary/SS which can operate soft decision Viterbi decoding. Next, we evaluate the system performance in an AWGN environment and a Rayleigh fading environment by computer simulations …”
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Performance of a single parity check turbo product coded multicarrier DS-CDMA system von Akhavan-Bahabadi, M., Jamali, S.H.

“… This paper presents a multicarrier asynchronous direct-sequence code-division multiple-access (DS-CDMA) system wherein the output of a turbo product encoder …”
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Coordinated pre-coding for the forward-link in DS-CDMA von Wilhelmsson, L., Zigangirov, K.Sh

“… In the forward-link in a system employing DS-CDMA, it is possible to some extent monitor how the users are interfering with one another since all spreading …”
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Two new classes of compound-error correcting codes and their performance von Ono, Yukari, Kasahara, Masao

“… This paper considers the case where the random and the burst errors occur in the same code word, and proposes the construction of the code, together with the decoding method, to enable errors …”
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A study on a partially decodable code using Golomb-Rice code von Hasegawa, Madoka, Adachi, Takeharu, Kato, Shigeo, Yamada, Yoshifumi

“… In this article, we propose a method of partial decoding of image blocks by using the Golomb–Rice code (a type of variable‐length codes …”
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