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Sikström et al., 1987 - Google Patents
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Sikström et al., 1987 - Google Patents

A high speed 2-D discrete cosine transform chip

Sikström et al., 1987

Document ID
8705493945036520434
Author
Sikström B
Wanhammar L
Afghahi M
Pencz J
Publication year
Publication venue
Integration

External Links

Snippet

The design and architecture of an array processor for the 2-dimensional discrete cosine transform, DCT is discussed. Perfect communication balance between the bit-serial processing elements (PE's) and the bit-parallel storage elements (RAM's) can be obtained …
Continue reading at www.sciencedirect.com (other versions)

Classifications

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    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/52—Multiplying; Dividing
    • G06F7/523—Multiplying only
    • G06F7/53—Multiplying only in parallel-parallel fashion, i.e. both operands being entered in parallel
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
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    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/52—Multiplying; Dividing
    • G06F7/523—Multiplying only
    • G06F7/533—Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even
    • G06F7/5332—Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even by skipping over strings of zeroes or ones, e.g. using the Booth Algorithm
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
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    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/544—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices for evaluating functions by calculation
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    • G06F17/141—Discrete Fourier transforms
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    • G06F2207/7209—Calculation via subfield, i.e. the subfield being GF(q) with q a prime power, e.g. GF ((2**m)**n) via GF(2**m)
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    • G06F15/80—Architectures of general purpose stored programme computers comprising an array of processing units with common control, e.g. single instruction multiple data processors
    • G06F15/8007—Architectures of general purpose stored programme computers comprising an array of processing units with common control, e.g. single instruction multiple data processors single instruction multiple data [SIMD] multiprocessors

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