نتایج جستجو برای: adaptive matching circuit

تعداد نتایج: 406207  

1994
Ryosuke Mitaka

This paper presents an application of a flexible model-based template matching algorithm named "deformable template matching." The template which models the shape of objects consists of some nodal points and segments that connect the nodal points sequentially. The template holds information about the known deformation of the object's shape, and it makes the shape recognition flexible. The match...

2015
Hong-Yan Su Chih-Hao Hsu Yih-Lang Li

Sub-circuit recognition (SR) is a problem of recognizing sub-circuits within a given circuit and is a fundamental component in simulation, verification and testing of computeraided design. The SR problem can be formulated as subgraph isomorphism problem. Performance of previous works is not scalable as the complexities of modern designs increase. In this paper we propose a novel Prüfer-encoding...

2012

Impedance matching is an essential part of antenna design. The input impedance of an antenna needs to be reasonably close to the amplifier impedance (e.g. 50 Ohm), otherwise the signal is reflected back to the amplifier and not radiated by the antenna. In many applications matching circuits consisting of discrete inductors and capacitors, or transmission lines are used to improve the impedance ...

1992
R. C. Sekar R. Ramesh I. V. Ramakrishnan

Pattern matching is an important operation used in many applications such as functional programming, rewriting and rule-based expert systems. By preprocessing the patterns into a DFA-like automaton, we can rapidly select the matching pattern(s) in a single scan of the relevant portions of the input term. This automaton is typically based on left-to-right traversal (of the patterns) or its varia...

Journal: :Journal of the Illuminating Engineering Institute of Japan 1998

Journal: :IEEE Access 2023

A novel wide band matching circuit for the series fed patch array antenna at 80 GHz is proposed in this paper. The designed with amplitude tapered configuration. First, matched using stub loaded transmission line (TL) narrow band. Later, it converted to three quarter wave transformers and two half wavelength stubs. sizes of these stubs are reduced step impedance TLs. simulated results without c...

2017
Sachin Agrawal Manoj S. Parihar P. N. Kondekar

A novel compact rectifier for dual-band operation in the RF energy harvesting is presented. The circuit comprises a 4th order dual-band impedance matching and a single-series circuit with one double diode, both are integrating into a compact shape to occupy a small area of 30 × 35 mm. The merit of the proposed rectifier circuit is that it can be extended to n number of the frequency band by usi...

Journal: :Pattern Recognition Letters 2004
Elisabetta Binaghi Ignazio Gallo Giuseppe Marino Mario Raspanti

The present work investigates the potential of neural adaptive learning to solve the correspondence problem within a two-frame adaptive area matching approach. A novel method is proposed based on the use of the Zero Mean Normalized Cross Correlation Coefficient integrated within a neural network model which use least-mean-square delta rule for training. Two experiments were conducted for evalua...

1998
Gitanjali Swamy Stephen Edwards Robert Brayton

In this paper we solve the problem of identifying a \matching" between two logic circuits or \net-works". A matching is a functions that maps each gate or \node" in the new circuit into one in the old circuit (if a matching does not exist it maps it to null). We present both an exact and a heuristic way to solve the maximal matching problem. The matching problem does not require any input corre...

Journal: :Signal Processing: Image Communication 2001

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