Most touchscreen panels have a limited type of haptic feedback or none at all. This is also true for many types of handheld or wearable devices like watches, touchpads, keyboards, a mouse, etc. The ...
Why 850-nm light is well-suited to deep-body hemoglobin sensing. How VCSELs are used to create ultrasonic signal returns. How the combined optical/acoustic array was arranged and fabricated. By ...