[PDF] Top 20 Adaptive Channel Estimation for Turbo Decoding

... the turbo decoder, as its ...the adaptive channel filter [13], while some takes only the soft information as its input of the adaptive filter ...updated channel without any delay or ... See full document

... the turbo pro- ...CFO/SFO/CIR estimation and tracking can be achieved without the need of overhead pilot tones, that is, removing significant transmission e ffi ciency loss and enhancing the spectral e ffi ... See full document

... [11]. Adaptive MIMO detectors have been proposed in [13, 14], where channel estimates based on the previous data block are used for demodulation of the current block after being combined with phase ... See full document

... the channel requires a relatively high number of iterations until termination, like ...the channel only requires a small number of itera- tions (like 2–3 iterations for the PedA and TU channels), the ... See full document

... parameter estimation of Markov model at the Turbo decoder in [15], ...parameter estimation has been refined in [19] to enhance the connection between BWA as the parameter estimation technique ... See full document

... the turbo equalizer was capable of mitigating the ef- fects of Inter-Symbol Interference (ISI), when performing channel equalization and channel decoding jointly and it- ...and decoding ... See full document

... o decoding algorithm ...researchers, turbo-decoding w ith th e M ax-Log-M AP decoder is independent of SN R for Rayleigh fading channels when th e channel is assum ed to be perfectly known to ... See full document

... MIMO Antenna system is widely used technique for high data rate transmission over frequency-selective fading channels due to its capability to combat the inter-symbol interference (ISI), low complexity, and spectral ... See full document

... of turbo and LDPC codes decoders are based on the extensive use of memory as a means to exchange extrinsic messages (turbo decoders), to accumulate the output estimation (LDPC decoders), and to store ... See full document

... As each of the steps on the transmission side added some kind of coding gain to increase the reliability of the transmission, all the parts of the receiver help to enhance the performance in regard to achievable bit ... See full document

... of turbo detection, in [83] a jointly optimized turbo transceiver design capable of providing unequal error protection for MPEG-4 coding aided wireless video telephony [12] was ... See full document

... of turbo codes [1] and low-density parity check (LDPC) codes [2, 3, 4, 5] has been one of the most im- portant milestones in channel coding during the last ...high decoding complexity. Specifically, ... See full document

... source decoding is evaluated over dispersive AWGN ...the turbo receiver provided that channel equalization, channel decoding and source decoding are carried out jointly and ... See full document

... for decoding turbo codes, namely SOVA and Log-MAP decoding ...SOVA turbo decoding algorithms are ...of turbo codes using Log-Map and SOVA decoding ... See full document

... 3.2.3. Turbo-Decoder Level ...whole turbo decoder to process frames in ...Nevertheless, turbo-decoder level parallelism is too area-expensive (all memories and computation resources are duplicated) ... See full document

... Abstract— Multi-carrier code division multiple access (MCCDMA)systems receive a great deal of attention due to their great potential in achieving high data rates in wireless communication. This paper presents the ... See full document

... This encoder takes the information bits Xn and generates parity bits which are then passed to decoder 1 in turbo decoder block. The generation of parity bits follows a process using fig 3 where flip-flops with ... See full document

... of turbo coding research is achieving as impressive results with short frame-lengths as have been demon- strated for long frame-length ...of turbo codes depends on the frame- length used in the ...of ... See full document

... The growing demand of multimedia services and the growth of Internet related contents lead to increasing interest to high speed communications. The requirement for wide bandwidth and flexibility imposes the use of ... See full document

... Experiments were conducted on the multipath channel setup of Eq. (2). The algorithms were run for 2000 iterations and averaged over 50 Monte Carlo runs to reduce realization de- pendency. In all experiments the ... See full document