COMPAMIR
High-Purity Fact Pipeline
© 2026 COMPAMIR | Verified Intelligence
High-Purity Fact Pipeline
Apple
USA
June 2026
Verified: June 15, 2026
"Apple reportedly used notch filters during the WWDC 2026 keynote to prevent audience devices from triggering Siri. Frequencies between 3kHz and 6kHz were lowered when the word 'Siri' was spoken. Despite the measure, some devices still activated, highlighting the difficulty of wake-word suppression."