Presentation 2008-11-18
Evaluation of Hardware Algorithms on a Circuit Model Considering Wire Delay
Tetsuya NAGASE, Kazuyoshi TAKAGI, Naofumi TAKAGI,
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Abstract(in English) In the design of integrated circuits, it is important to design or choose algorithms according to the requirements such as the computation time and area. In the conservative logic circuit model, the computation time of hardware algorithms are evaluated by the circuit depth, and the wire delay has been ignored. However, with the recent miniaturization of the integrated circuits, the wire delay become significant and cannot be ignored relative to the delay of the logic elements. Therefore, the more realistic circuit model considering the wire delay is necessary. In this report, we propose a circuit model which assumes that the wire delay depends on its length. We evaluate computation time of several hardware algorithms. As a result, we could find that the effect of the wire delay grows in the circuit with small circuit depth.
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Keyword(in English) wire delay / hardware algorithm / circuit model / parallel multiplier / parallel adder
Paper # VLD2008-77,DC2008-45
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Committee DC
Conference Date 2008/11/10(1days)
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Registration To Dependable Computing (DC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Evaluation of Hardware Algorithms on a Circuit Model Considering Wire Delay
Sub Title (in English)
Keyword(1) wire delay
Keyword(2) hardware algorithm
Keyword(3) circuit model
Keyword(4) parallel multiplier
Keyword(5) parallel adder
1st Author's Name Tetsuya NAGASE
1st Author's Affiliation Graduate School of Information Science, Nagoya University()
2nd Author's Name Kazuyoshi TAKAGI
2nd Author's Affiliation Graduate School of Information Science, Nagoya University
3rd Author's Name Naofumi TAKAGI
3rd Author's Affiliation Graduate School of Information Science, Nagoya University
Date 2008-11-18
Paper # VLD2008-77,DC2008-45
Volume (vol) vol.108
Number (no) 299
Page pp.pp.-
#Pages 6
Date of Issue