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  3. Computers & Electrical Engineering
  4. 1981
Showing papers in "Computers & Electrical Engineering in 1981"
Journal Article•10.1016/0045-7906(81)90030-6•
A comparison of DFT algorithms using a residue architecture

[...]

Fred J. Taylor1, Chou Huang•
University of Cincinnati1
01 Sep 1981-Computers & Electrical Engineering
TL;DR: The Fast Fourier Transform (FFT), Good-Winograd Fourier transform (GWFT), and Winograd Fuorier Transform (WFT) are studied using residue arithmetic as discussed by the authors.

9 citations

Journal Article•10.1016/0045-7906(81)90007-0•
Large reluctance motor design—nonlinear programming approach

[...]

Mahmood H Nagrial1•
University of Benghazi1
01 Dec 1981-Computers & Electrical Engineering
TL;DR: In this paper, the non linear programming approach is used to predict an optimum design for a large reluctance motor of the flux guided type, and the Powell method along with the SUMT technique is employed to optimize the design whose predicted performance is more than that achieved by an equivalent induction motor.

7 citations

Journal Article•10.1016/0045-7906(81)90010-0•
Real-time state estimation for large power systems using multicomputer systems

[...]

M. Kurzyn1•
University of Warsaw1
01 Dec 1981-Computers & Electrical Engineering
TL;DR: An efficient and simple state estimation method suitable for real-time calculations in large power systems and various problems connected with use of this method are discussed.

6 citations

Journal Article•10.1016/0045-7906(81)90003-3•
A Petri net approach to minimize rom in microprogrammed digital computers

[...]

G.S. Hura
01 Dec 1981-Computers & Electrical Engineering
TL;DR: In the proposed technique all maximal compatible classes of microoperations for a given ROM and all the irredundant solutions of CM cover table proposed by Das et al. are determined.

5 citations

Journal Article•10.1016/0045-7906(81)90017-3•
Fast algorithm for the solution of banded linear-systems

[...]

H.B. Kekre, N.C. Goyal, S.C. Sahasrabudhe
01 Mar 1981-Computers & Electrical Engineering
TL;DR: A new algorithm has been developed for triangularisation of the banded matrix that is computationally economical and advantageous as compared to the existing known algorithms.

5 citations

Journal Article•10.1016/0045-7906(81)90015-X•
Generalized proof of modified Booth's algorithm

[...]

Pradip K. Srimani1•
Indian Statistical Institute1
01 Mar 1981-Computers & Electrical Engineering
TL;DR: A more general proof of the modified Booth's algorithm for multiplication of 2's complement binary numbers in fractional arithmetic is presented.

5 citations

Journal Article•10.1016/0045-7906(81)90016-1•
Optimal control of sampled data systems by geometric programming

[...]

P.V. Rao1, S.N. Kumar2•
National University of Singapore1, Indian Institute of Technology Madras2
01 Mar 1981-Computers & Electrical Engineering
TL;DR: The analysis presented in this paper brings out the considerable flexibility of use which Geometric Programming has, and which in the authors' opinion makes this method one of immense future potential in the realm of optimal control.

4 citations

Journal Article•10.1016/0045-7906(81)90004-5•
MOS networks and fault-tolerant sequential machines

[...]

Pradip K. Srimani1•
Indian Institute of Management Calcutta1
01 Dec 1981-Computers & Electrical Engineering
TL;DR: Two algorithms have been described to realise single fault-tolerant sequential machines so that the resulting excitation functions can be implemented by special TLM and MTLM modules.

4 citations

Journal Article•10.1016/0045-7906(81)90021-5•
Digit: A computational package for digital system design

[...]

C.P. Neuman1, J.A. Schuhmacher1•
Carnegie Mellon University1
01 Mar 1981-Computers & Electrical Engineering
TL;DR: The FORTRAN IV package DIGIT[1] is developed to transform analog process models into digital transfer functions and of interest are the impulse and step invariant filters of digital signal processing and the trapezoidal approximation of the step invariants filter.

4 citations

Journal Article•10.1016/0045-7906(81)90006-9•
A life-cycle cost viewpoint of software maintainability

[...]

Inder M. Soi, K.K. Aggarwal
01 Dec 1981-Computers & Electrical Engineering
TL;DR: This paper presents techniques for building modifiability into software; planning for post-delivery test facilities and support tools; software maintenance documentation; planning and review to assure that the product evolved support modifiable.

3 citations

Journal Article•10.1016/0045-7906(81)90025-2•
On built-in test techniques in reliable computer systems

[...]

Inder M. Soi, K.K. Aggarwal
01 Jun 1981-Computers & Electrical Engineering
TL;DR: This paper summarises present BIT approaches, discusses systematic ways to incorporate BIT into new computer designs and describes techniques for assessing BIT effectiveness in modular digital computers.
Journal Article•10.1016/0045-7906(81)90018-5•
A continuous time model of multiple intermittent faults in digital systems

[...]

Richard Spillman1•
University of California, Davis1
01 Mar 1981-Computers & Electrical Engineering
TL;DR: In this paper, a birth-death model of the intermittent fault process is developed, which is continuous in time and considers the case of multiple intermittent faults, and it subsumes several models already reported in the literature.
Journal Article•10.1016/0045-7906(81)90009-4•
A new algorithm to compute vertex cutsets in a graph

[...]

Pradip K. Srimani1, Danda De2, Bhabani P. Sinha3•
Indian Institute of Management Calcutta1, Jadavpur University2, Indian Statistical Institute3
01 Dec 1981-Computers & Electrical Engineering
TL;DR: A new efficient algorithm to compute all the vertex cutsets between two specified vertices in a given symmetric graph that seems to be economical in terms of computation time and it offers easy programmability on a digital computer.
Journal Article•10.1016/0045-7906(81)90036-7•
On issues in fault-tolerant computer design

[...]

Inder M. Soi, K.K. Aggarwal
01 Sep 1981-Computers & Electrical Engineering
TL;DR: Emmphasis is on the proper identification and careful study of system objectives which can help the designers in selecting the appropriate redundancy structures and thus to achieve less diverse designs.
Journal Article•10.1016/0045-7906(81)90002-1•
The ADF, an experimental self-adaptive digital filter

[...]

Michael Andrews1•
Colorado State University1
01 Dec 1981-Computers & Electrical Engineering
TL;DR: An adaptable system executes an LMS algorithm on a set of filter coefficients to perform, in real-time noise tracking and cancellation, an array with digital AGC, multiplier, interleaved memory and fixed-point processor.
Journal Article•10.1016/0045-7906(81)90033-1•
Optimization technique based on Liapunov concepts

[...]

P.V. Rao1, C.K. Lau1, L.C. Quek1, P.A.J. Raman2•
National University of Singapore1, Indian Institute of Technology Madras2
01 Sep 1981-Computers & Electrical Engineering
TL;DR: In this paper, the authors present a new and unconventional approach for locating the equilibrium point of a real valued nonlinear objective function subject to nonlinear constraints, which is carried out on a positive-definite Liapunov Type of Function (LTF) of the gradients of a suitably modified objective function.
Journal Article•10.1016/0045-7906(81)90020-3•
Application of a methodology for evaluation prioritization and resource allocation to energy conservation program planning

[...]

Craig Miller1, Andrew P. Sage2•
University of Colorado Boulder1, University of Virginia2
01 Mar 1981-Computers & Electrical Engineering
TL;DR: The results of the analysis are more illustrative of the type of planning and decision support assistance possible with the methodology than they are illustrative realistic solutions.
Journal Article•10.1016/0045-7906(81)90019-7•
Decompositions of four variable Boolean functions

[...]

Suresh C. Gupta1•
Banaras Hindu University1
01 Mar 1981-Computers & Electrical Engineering
TL;DR: In this article, all the decompositions of a Boolean function of four variables can be determined directly from its prime implicants if it is decomposable with one free variable.
Journal Article•10.1016/0045-7906(81)90034-3•
Performance evaluation of asynchronous, modular systems

[...]

Bruce P. Lester1•
Maharishi University of Management1
01 Sep 1981-Computers & Electrical Engineering
TL;DR: A theoretical foundation is presented for a practical method of evaluating the expected performance of asynchronous, modular systems and five basic types of asynchronous control modules are defined, which can be easily implemented using combinatorial logic.
Journal Article•10.1016/0045-7906(81)90005-7•
Detection of symmetries of Boolean functions

[...]

Suresh C. Gupta1•
Banaras Hindu University1
01 Dec 1981-Computers & Electrical Engineering
TL;DR: In this paper, a method is proposed to determine various symmetries of a completely or incompletly specified Boolean function, such as equivalence, nonequivalence, and single-variable symmetry.
Journal Article•10.1016/0045-7906(81)90031-8•
Reactive power compensation by a linear programming technique

[...]

S.S. Choi1, J.B.X. Devotta1, K.C. Koh1, Elaine Lim1•
National University of Singapore1
01 Sep 1981-Computers & Electrical Engineering
TL;DR: In this article, a method of optimizing the reactive compensation used in power systems to establish acceptable voltage profiles during period of abnormal loads and during foreseeable contingencies is presented, where both inductive and capacitative compensation is optimized and that the busbars where compensation is applied, can be selected to suit the user's operating constraints.
Journal Article•10.1016/0045-7906(81)90024-0•
A modified parameter identification algorithm in state space

[...]

Shyam Krishna Nagar1, T. Nagaraja1•
Banaras Hindu University1
01 Jun 1981-Computers & Electrical Engineering
TL;DR: In this paper, a modified algorithm for autonomous systems, having faster convergence for on-line identification of parameters has been given, illustrated by taking a second order system and fourth order power system examples.
Journal Article•10.1016/0045-7906(81)90035-5•
A systematic approach to design the reconfiguration scheme of fault-tolerant systems

[...]

Wen-Liang Chen1, Ming-Hwa Jing2•
National Tsing Hua University1, University of California, Davis2
01 Sep 1981-Computers & Electrical Engineering
TL;DR: A general method is derived to design the reconfiguration scheme of fault-tolerant digital systems and an Error Table which lists all the possible errors which can occur in the system and the Truth Table which is used to assist the design of reconfigurations schemes.
Journal Article•10.1016/0045-7906(81)90014-8•
Analysis and control of time-delay systems using finite dimensional approximations

[...]

Arild Thowsen1•
Iowa State University1
01 Mar 1981-Computers & Electrical Engineering
TL;DR: In this paper, the authors considered analysis and control of time-delay systems governed by differential-difference equations using finite dimensional approximations obtained from truncated Taylor series expansion of the delay terms.
Journal Article•10.1016/0045-7906(81)90028-8•
Simulation of image data processing by hybrid sampling

[...]

V. Raghava1, K. R. Rao2, M. A. Narasimhan3•
NEC1, University of Texas at Arlington2, Texas Instruments3
01 Jun 1981-Computers & Electrical Engineering
TL;DR: Hybrid sampling is used in both two dimensional transform and hybrid (transform-DPCM) processing of standard digitized images of the GIRL and MOONSCAPE as mentioned in this paper.
Journal Article•10.1016/0045-7906(81)90032-X•
The maximal slope of a sinusoid and the accurate digital filter

[...]

Charles A. Halijak1•
University of Alabama in Huntsville1
01 Sep 1981-Computers & Electrical Engineering
TL;DR: In this paper, the maximal slope of the sinusoidal output of a linear amplifier is defined as the slew rate, and applications to gain-bandwidth product of an amplifier, prefiltering for a sampler and a class of accurate digital filters are presented.
Journal Article•10.1016/0045-7906(81)90026-4•
On data manipulation of Boolean functions

[...]

N.K. Nanda, R.G. Bennetts
01 Jun 1981-Computers & Electrical Engineering
Journal Article•10.1016/0045-7906(81)90008-2•
The depth of monotone Boolean functions with multi input “AND” and “OR” gates

[...]

H.B. Kekre1, S.C. Sahasrabudhe1, V.Rama Rao1•
Indian Institute of Technology Bombay1
01 Dec 1981-Computers & Electrical Engineering
TL;DR: In this paper, the problem of maximum depth of monotone Boolean functions is investigated when k -input AND and OR gates are used for realisation. But the problem is not addressed in this paper.
Journal Article•10.1016/0045-7906(81)90027-6•
A methodology for the evaluation of research and development projects and associated resource allocation

[...]

Craig Miller1, Andrew P. Sage2•
University of Colorado Boulder1, University of Virginia2
01 Jun 1981-Computers & Electrical Engineering
TL;DR: Project screening techniques, which include elimination by aspects, ranking, and stochastic dominance are applied througout the methodology to result in a heuristic and effective approach to evaluation, and associated resource allocation, in very large scale systems.
Journal Article•10.1016/0045-7906(81)90023-9•
A methodological framework for systemic design and evaluation of computer aids for planning and decision support

[...]

Andrew P. Sage1•
University of Virginia1
01 Jun 1981-Computers & Electrical Engineering
TL;DR: The paper discusses objectives for systemic process aids, requirements to be accomplished in each of the five phases of the design methodology, and leadership requirement considerations as they affect the design of systemic process aid realized by use of the methodological design framework.

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