[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Prusty et al., 2016 - Google Patents

A modified redundant binary adder for efficient VLSI architecture

Prusty et al., 2016

Document ID
13846626748805712687
Author
Prusty E
Barik R
Pradhan M
Publication year
Publication venue
2016 International Conference on Advanced Communication Control and Computing Technologies (ICACCCT)

External Links

Snippet

Signed digit representation is vital for implementation of fast arithmetic algorithm and efficient hardware realization. Redundant binary (RB) number representation is the most widely used technique for representation of signed digit number. Again RB representation …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F7/00Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48Methods 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
    • G06F7/50Adding; Subtracting
    • G06F7/505Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination
    • G06F7/506Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination with simultaneous carry generation for, or propagation over, two or more stages
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F7/00Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48Methods 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
    • G06F7/52Multiplying; Dividing
    • G06F7/523Multiplying only
    • G06F7/533Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even
    • G06F7/5334Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even by using multiple bit scanning, i.e. by decoding groups of successive multiplier bits in order to select an appropriate precalculated multiple of the multiplicand as a partial product
    • G06F7/5336Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even by using multiple bit scanning, i.e. by decoding groups of successive multiplier bits in order to select an appropriate precalculated multiple of the multiplicand as a partial product overlapped, i.e. with successive bitgroups sharing one or more bits being recoded into signed digit representation, e.g. using the Modified Booth Algorithm
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F7/00Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48Methods 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
    • G06F7/52Multiplying; Dividing
    • G06F7/523Multiplying only
    • G06F7/53Multiplying only in parallel-parallel fashion, i.e. both operands being entered in parallel
    • G06F7/5318Multiplying only in parallel-parallel fashion, i.e. both operands being entered in parallel with column wise addition of partial products, e.g. using Wallace tree, Dadda counters
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F7/00Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48Methods 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
    • G06F7/544Methods 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
    • G06F7/5443Sum of products
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F7/00Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48Methods 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
    • G06F7/499Denomination or exception handling, e.g. rounding, overflow
    • G06F7/49994Sign extension
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F7/00Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48Methods 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
    • G06F7/52Multiplying; Dividing
    • G06F7/535Dividing only
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F2207/00Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F2207/38Indexing scheme relating to groups G06F7/38 - G06F7/575
    • G06F2207/3804Details
    • G06F2207/386Special constructional features
    • G06F2207/388Skewing
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F9/00Arrangements for programme control, e.g. control unit
    • G06F9/06Arrangements for programme control, e.g. control unit using stored programme, i.e. using internal store of processing equipment to receive and retain programme
    • G06F9/30Arrangements for executing machine-instructions, e.g. instruction decode
    • G06F9/30003Arrangements for executing specific machine instructions
    • G06F9/30007Arrangements for executing specific machine instructions to perform operations on data operands
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F7/00Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/60Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F17/00Digital computing or data processing equipment or methods, specially adapted for specific functions
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00Conversion of a code where information is represented by a given sequence or number of digits to a code where the same information or similar information or a subset of information is represented by a different sequence or number of digits
    • H03M7/02Conversion to or from weighted codes, i.e. the weight given to a digit depending on the position of the digit within the block or code word

Similar Documents

Publication Publication Date Title
Mohan et al. Residue Number Systems
US5956265A (en) Boolean digital multiplier
Sultana et al. Reversible adder/subtractor with overflow detector
Niras et al. Fast sign‐detection algorithm for residue number system moduli set {2n− 1, 2n, 2n+ 1− 1}
Prusty et al. A modified redundant binary adder for efficient VLSI architecture
Dubey et al. VLSI implementation of fast addition using quaternary signed digit number system
Timarchi et al. A novel high-speed low-power binary signed-digit adder
Chen et al. Efficient modulo 2n+ 1 multipliers for diminished-1 representation
Baba et al. Design and implementation of advanced modified booth encoding multiplier
Mohan et al. Evaluation of Mixed-Radix Digit Computation Techniques for the Three Moduli RNS {2 n− 1, 2 n, 2 n+ 1− 1}
Neto et al. Decimal addition on FPGA based on a mixed BCD/excess-6 representation
Kumar et al. A Scaling-Assisted Signed Integer Comparator for the Balanced Five-Moduli Set RNS $\{2^{n}-1, 2^{n}, 2^{n}+ 1, 2^{n+ 1}-1, 2^{n-1}-1\} $
Timarchi et al. Improved modulo 2n+ 1 adder design
Gladshtein Delay-based processing-in-wire for design of QCA serial decimal arithmetic units
Barik et al. An efficient redundant binary adder with revised computational rules
Mohan et al. Implementation of Quaternary Signed Adder System
Dorrigiv et al. Conditional speculative mixed decimal/binary adders via binary-coded-chiliad encoding
Kwak et al. High-speed CORDIC based on an overlapped architecture and a novel σ-prediction method
Barik et al. Efficient hardware realization of signed arithmetic operation using IEN
Emami et al. An optimized reconfigurable architecture for hardware implementation of decimal arithmetic
Zhu et al. On high-performance parallel decimal fixed-point multiplier designs
Ashwath et al. Signed fixed-point multiplier for DSP using vertically and crosswise algorithm
Govindarajan et al. Borrow select subtractor for low power and area efficiency
Kuang et al. A low-cost high-speed radix-4 Montgomery modular multiplier without carry-propagate format conversion
Ghose et al. Comparative Analysis of Decimal Fixed-Point Parallel Multipliers Using Signed Digit Radix-4, 5 and 10 Encodings