Convolutional-coding Based Turbo-coded GMSK System
TURBO CODED OFDM SYSTEM
... codes, Convolutional codes do not have fixed block length. Convolutional coding is a continuous process, and could span an entire message, rather than a small group of ...bits. Turbo codes, ...
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Turbo Detected Unequal Protection MPEG 4 Audio Transceiver Using Convolutional Codes, Trellis Coded Modulation and Space Time Trellis Coding
... wireless system the MPEG-4 AAC is used for encoding the stereo audio file at a bit rate of 48 ...our system, the average trans- mission frame size is approximately 1116 bits per ...
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Ber Analysis Based On Convolutional Coded Ofdm For Digital Audio Broadcasting System
... interference-free system are the requirements of modern communication systems; OFDM model satisfies all the requirements with ease and became the best alternative for applications like 3GPP, 4G-LTE, Wi-Fi and ...
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Reduced Complexity I/Q Turbo Detector for Convolutional Coding Assisted Space Time Trellis Coding
... reduced-complexity turbo detector for convolutional-coding aided space-time trellis coded (STTC) ...is based on the sepa- rate in-phase/quadrature-phase (I/Q) detection principle devel- ...
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Turbo detected unequal protection audio and speech transceivers using serially concatenated convolutional codes, trellis coded modulation and space time trellis coding
... are based on a 60 seconds long excerpt of Mozart’s ”Clarinet Concerto (2nd movement - Ada- ...en- coded at 32 ...fixed-length coding struc- ture as opposed to using an error-sensitive variable-length ...
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Turbo Detection of Space time Trellis Coded Constant Bit Rate Vector Quantised Videophone System using Reversible Variable Length Codes, Convolutional Codes and Turbo Codes
... 5 Convolutional Code (CC) and an R tc = 3 4 K = 4 convolutional-based Turbo Code (TC) ...between coding rate and error ...short coding block lengths, while TCs, are capable of ...
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Subband adaptive turbo coded OFDM based interactive video telephony
... TABLE I S YSTEM P ARAMETERS FOR THE F IXED QPSK AND BPSK T RANSCEIVERS , AS W ELL AS FOR THE C ORRESPONDING AOFDM T RANSCEIVERS FOR WLANs bit rate. The protected to unprotected video bit rate ratio is not exactly half, ...
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A Proposed Turbo Coded Wavelet Packet Modulation based MC CDMA
... communication system is to use the channel coding. Channel coding refers to the class of signal transformations designed to improve communication performance by enabling the transmitted signals to ...
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Adaptive Wireless Transceivers: Turbo Coded, Turbo Equalised and Space Time Coded TDMA, CDMA and OFDM Systems
... of System II, where symbol-based channel inter- leaving over four transmission bursts is utilised, in order to disperse the bursty symbol ...the coded modulation module assembles four bursts using an ...
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Near Capacity Transceiver Design Using Exit Curve Fitting: Three Stage Turbo Detection of Irregular Convolutional Coded Joint Sphere Packing Modulation and Space Time Coding
... overall system throughput is 1 ...chart based convergence predictions are usually verified by the actual iterative decoding ...three-stage turbo-detected STBC-SP scheme is expected to con- verge at E ...
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Performance of Turbo Coded OFDM in Wireless Application
... on turbo codes and their ...and turbo coding with a target-based, modulation ...OFDM system model then try to improve the performance by applying forward error correcting codes to our ...
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Turbo Coded OFDM with Large Number of Subcarriers
... new Turbo coding scheme based on Parallel Con- catenated Convolutional Codes was become part of an OFDM system which was modified according to the specifications’ needs and addressed ...
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Low Complex Crypto based Channel Coding with Turbo Code
... communication system without increasing the hardware complexity is proposed in this ...proposed system gains additional security over a normal stream cipher based ...cipher based system ...
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Performance analysis of turbo coded OFDM in wireless application
... on turbo codes and their ...and turbo coding with a target-based, modulation ...OFDM system model then try to improve the performance by applying forward error correcting codes to our ...
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Image Transmission over Space Time Coded MIMO OFDM System with Punctured Turbo Codes
... correcting coding is necessary. The suitable robust channel coding and transmission systems design compensates at the cost of significant additional ...of turbo codes, immediate extraction and ...
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Simulation of Turbo Coded OFDM System
... Inverse Fast Fourier Transform (IFFT) that are computationally efficient. When a single OFDM transmission is in process, all the subcarriers are synchronized to each other in order to restrict the transmission to the ...
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Comparative Study of Turbo Equalization Schemes using Convolutional, Convolutional Turbo, and Block Turbo Codes
... the turbo-equal- ized CC systems transmitting over the dispersive Gaussian and Rayleigh fading channels of (1) and (2), respectively, approach the nondispersive AWGN ...the turbo-coded CT and BT ...
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Turbo Coding, Turbo Equalisation and Space Time Coding
... iterative turbo decoding and the decoding of convolutional codes, we initially consider how the received sequence shown in Table ...a convolutional decoder using the Viterbi ...ordinary ...
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Turbo Equalization of Convolutional Coded and Concatenated Space Time Trellis Coded Systems using Radial Basis Function Aided Equalizers
... Hence, the Jacobian RBF equalizer based TEQ con- stitutes a better design choice in STTC systems, espe- cially in the context of complex STTC schemes, having a hi[r] ...
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BER analysis to mitigate PAPR in a turbo coded OFDM System
... a turbo decoder is shown in Figure 4. The input to the turbo decoder is a sequence of received code values from the ...The turbo decoder consists of two component decoders to ...
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