Waking Up to the Requirements of Voice Activity Detection

Waking Up to the Requirements of Voice Activity Detection
by Tom Simon on 07-07-2020 at 6:00 am

Dolphin Design Waking Up

There is a famous scene in the 1976 movie Taxi Driver when Robert De Niro’s character Travis is pretending to have a conversation looking in the mirror and repeatedly saying “Are you talking to me?”. I think about this scene every time I use a voice active device – Hey, are you talking to me? Yes, I am, but are you listening?

Voice command,… Read More


Dragonfly-NB2: You Can Have It All in Your IoT Device

Dragonfly-NB2: You Can Have It All in Your IoT Device
by Bernard Murphy on 07-03-2018 at 7:00 am

I wrote last month about CEVA’s Dragonfly-NB1 platform, a single-chip IoT solution supporting narrow-band cellular communication; this can meet aggressive total solution price-targets for high-volume deployment, long-range access and the low-power needed for 10+ year battery lifetimes. That solution, based on Release… Read More


When is "off" not really off?

When is "off" not really off?
by Tom Simon on 03-29-2017 at 12:00 pm

With the old fashioned on-off power switch came certainty of power consumption levels. This was fine back in the days before processor controlled appliances and devices. On was on and off was off: full current or no current. With the first personal computers you always had to wait for the boot process to complete before you could … Read More