Lab4Pics

Lab4Pics - a fast Fourier transform. Bob York Modulation...

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© Bob York l Analysis of speech segments. A) Variation of sound pressure level over time for a representative utterance from the TIMIT corpus (the sentence in this example is "She had your dark suit in greasy wash water all year"). B) Blowup of a 0.1 second segment extracted from the utterance (in this example the vowel sound in "dark"). C) The spectrum of the extracted segment in (B), generated by application of
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Unformatted text preview: a fast Fourier transform. Bob York Modulation Signal PWM T Bob York ( ) X f f B ( ) X f f c f Baseband signal spectrum Carrier sidebands representing baseband signal c f B + c f B- Bob York Full Schematics for Modulator LM393N Bob York Partial Schematics LM393N Bob York Partial Schematics LM393N Bob York IR signal emitter flat I photo...
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This note was uploaded on 12/28/2011 for the course ECE 2C taught by Professor Yue during the Fall '08 term at UCSB.

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Lab4Pics - a fast Fourier transform. Bob York Modulation...

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