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IEICE TRANSACTIONS on Fundamentals

Efficient Encoding Architecture for IEEE 802.16e LDPC Codes

Jeong Ki KIM, Hyunseuk YOO, Moon Ho LEE

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Errata[Uploaded on January 1,2009]

Summary :

The weakness of implementation for LDPC encoder is that conventional binary Matrix Vector Multiplier has many clock cycles which lead to limited throughput. In this letter in order to construct efficient architecture, we target on IEEE 802.16e LDPC encoders. Over the standard H matrices with Circulant Permutation Matrices, we propose semi-parallel architecture by using cyclic right shift registers and exclusive-OR instead of complex Matrix Vector Multipliers. Proposed efficient encoder for IEEE 802.16e LDPC satisfies compact size and high throughput.

Publication
IEICE TRANSACTIONS on Fundamentals Vol.E91-A No.12 pp.3607-3611
Publication Date
2008/12/01
Publicized
Online ISSN
1745-1337
DOI
10.1093/ietfec/e91-a.12.3607
Type of Manuscript
Special Section LETTER (Special Section on VLSI Design and CAD Algorithms)
Category
Embedded, Real-Time and Reconfigurable Systems

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