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# Who invented Gray code?

Updated: 9/14/2023

Wiki User

14y ago

Invented by Emile Baudot (1845-1903)

• Originally called a "cyclic-permuted" code

• Telegraph - 5 bit codes

- Bits stored on a code wheel in the receiver

- Wheel connected to the printing disk

- Matched pattern on wheel and received pattern and

• Exhibited at Universal Exposition, Paris (1878)

Wiki User

14y ago

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Q: Who invented Gray code?
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