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How to Conduct Research with Limited Resources

Prof. T. S. Rathore

EE Dept., IIT BombayMarch 2006

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•The Child is the Father of the Man

• Chess Player

• Practice several times to learn

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• Don’t confine to the Book Material

• Read current research papers

• Don’t go for research in outdated areas but do read them and get ideas.

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• Ask Questions?

• - Why this way?

• - Why this assumption?

Its effect on the result.

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Reading a few initial pages of the book, you should predict logically what is next in your opinion by stretching your imagination.

Examples –

Example 1: Z, Y parameters.

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Inv. Amplifier Non-inv. Amplifier

Example 2: Network transformations by switching

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Inv. Integrator Inv. Differentiator

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Example 3: RDS circuit

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Assumed Diode Method

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Break Point Method

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Sequential Break Point Method

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Case I – L and R complementary

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Case II – L and R Non-complementary

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Example 4: DACs – why two types only

• Types of DACs

- Weighted Resistor- R - 2R Ladder

- Why not more types?- Why not multistages?

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THANK YOU