Signal Processing: Telegraph, Radar, Sonar, FFT, DSP, MP3, SDR, WaveNet
0:00 Origins of Signal Processing 2:01 Mathematical Roots (Antiquity to the 19th Century) 7:30 Telegraphy and the Tyranny of the Medium 14:57 Era of Amplification and Telephony 19:22 World War Era — Detection, Radar, and Sonar 27:01 Era of Prediction and Cybernetics 30:43 Analog Computing – The Mechanical Brains 34:18 Pre-Digital Digital—Security and Synthesis 38:28 Digital Revolution and Modern Architectures (1948 – Present) 40:41 Information Age Begins 45:45 FFT Revolution: The Algorithm That Sped Up the World 52:39 Hardware Evolution: The Rise of the DSP Chip 1:03:30 Software & AI Integration: The Shift to Defined Radio and Neural Processing
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