Search Results - "Urbanke, R.L."

The capacity of low-density parity-check codes under message-passing decoding by Richardson, T.J., Urbanke, R.L.

“…We present a general method for determining the capacity of low-density parity-check (LDPC) codes under message-passing decoding when used over any…”
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Design of capacity-approaching irregular low-density parity-check codes by Richardson, T.J., Shokrollahi, M.A., Urbanke, R.L.

“…We design low-density parity-check (LDPC) codes that perform at rates extremely close to the Shannon capacity. The codes are built from highly irregular…”
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Efficient encoding of low-density parity-check codes by Richardson, T.J., Urbanke, R.L.

“…Low-density parity-check (LDPC) codes can be considered serious competitors to turbo codes in terms of performance and complexity and they are based on a…”
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Finite-length analysis of low-density parity-check codes on the binary erasure channel by Changyan Di, Proietti, D., Telatar, I.E., Richardson, T.J., Urbanke, R.L.

“…In this paper, we are concerned with the finite-length analysis of low-density parity-check (LDPC) codes when used over the binary erasure channel (BEC). The…”
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Analysis of sum-product decoding of low-density parity-check codes using a Gaussian approximation by Sae-Young Chung, Richardson, T.J., Urbanke, R.L.

“…Density evolution is an algorithm for computing the capacity of low-density parity-check (LDPC) codes under message-passing decoding. For memoryless…”
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Weight Distribution of Low-Density Parity-Check Codes by Changyan Di, Richardson, T.J., Urbanke, R.L.

“…We derive the average weight distribution function and its asymptotic growth rate for low-density parity-check (LDPC) code ensembles. We show that the growth…”
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Rate-splitting multiple access for discrete memoryless channels by Grant, A.J., Rimoldi, B., Urbanke, R.L., Whiting, P.A.

“…It is shown that the encoding/decoding problem for any asynchronous M-user discrete memoryless multiple-access channel can be reduced to corresponding problems…”
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Polar Codes are Optimal for Lossy Source Coding by Korada, S.B., Urbanke, R.L.

“…We consider lossy source compression of a binary symmetric source using polar codes and a low-complexity successive encoding algorithm. It was recently shown…”
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Multiple-antenna signal constellations for fading channels by Agrawal, D., Richardson, T.J., Urbanke, R.L.

“…In this correspondence, we show that the problem of designing efficient multiple-antenna signal constellations for fading channels can be related to the…”
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Exact thresholds and optimal codes for the binary-symmetric channel and Gallager's decoding algorithm A by Bazzi, L., Richardson, T.J., Urbanke, R.L.

“…We show that for the case of the binary-symmetric channel and Gallager's decoding algorithm A the threshold can, in many cases, be determined analytically…”
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Turbo Codes in Binary Erasure Channel by Lee, J.W., Urbanke, R.L., Blahut, R.E.

“…In this correspondence, the stopping set of turbo codes with iterative decoding in the binary erasure channel is defined. Block and bit erasure probabilities…”
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Correction to "Multiple-Antenna Signal Constellations for Fading Channels" by Agrawal, D., McGiffen, T., Richardson, T.J., Urbanke, R.L., Cox, D.

“…The authors correct a mathematical equation contained in the correspondence "Multiple-antenna signal constellations for fading channels," previously published…”
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Bilinear time-frequency representations of signals: the shift-scale invariant class by Hlawatsch, F., Urbanke, R.L.

“…The authors consider the class of bilinear time-frequency representations (BTFR's) that are invariant (or covariant) to time shifts, frequency shifts, and…”
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Efficient implementation of parallel decision feedback decoders for broadband applications by Lou, H., Rupp, M., Urbanke, R.L., Viswanathan, H., Krishnamoorthy, R.

“…Parallel Decision-Feedback Decoders (PDFD) use a joint equalization and channel decoding scheme that performs decision-feedback equalization based on each…”
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