We present EchoSpeech, a minimally-obtrusive silent speech interface (SSI) powered by
low-power active acoustic sensing. EchoSpeech uses speakers and microphones mounted …

We engineered LipIO, a novel device enabling the lips to be used simultaneously as an
input and output surface. LipIO comprises two overlapping flexible electrode arrays: an …

This paper presents SpeeChin, a smart necklace that can recognize 54 English and 44
Chinese silent speech commands. A customized infrared (IR) imaging system is mounted on …

We present HPSpeech, a silent speech interface for commodity headphones. HPSpeech
utilizes the existing speakers of the headphones to emit inaudible acoustic signals. The …

Sensing movements and gestures inside the oral cavity has been a long-standing challenge
for the wearable research community. This paper introduces EchoNose, a novel nose …

We introduce StethoSpeech, a silent speech interface that transforms flesh-conducted
vibrations behind the ear into speech. This innovation is designed to improve social …

Speech is inappropriate in many situations, limiting when voice control can be used. Most
unvoiced speech text entry systems can not be used while on-the-go due to movement …

While speech interaction finds widespread utility within the Extended Reality (XR) domain,
conventional vocal speech keyword spotting systems continue to grapple with formidable …

We present E-MASK, a mask-shaped interface for silent speech interaction. As face masks
have become daily accessories since the COVID-19 pandemic, it is reasonable to utilize a …

As eyewear devices such as smart glasses become more common, it is important to provide
input methods that can be used at all times for such situations and people. Silent speech …