Inventor

RAMAKRISHNAN BHIKSHA

US17 patents

⚠️ This page may combine multiple inventors who share the name “RAMAKRISHNAN BHIKSHA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RAMAKRISHNAN BHIKSHA

MITSUBISHI ELECTRIC RES LAB

Method and system for retrieving documents with spoken queries

Denoising acoustic signals using constrained non-negative matrix factorization

Method and system for retrieving documents with spoken queries

Separating multiple audio signals recorded as a single mixed signal

Constructing broad-band acoustic signals from lower-band acoustic signals

Shift-invariant probabilistic latent component analysis

Differentially private aggregate classifier for multiple databases

Classification in likelihood spaces

Classifier-based non-linear projection for continuous speech segmentation

Method for interacting with users of speech recognition systems

Compression of language model structures and word identifiers for automated speech recognition systems

Method and system for identifying moving objects using acoustic signals

Tracking noise via dynamic systems with a continuum of states

System and method for acquiring acoustic signals using doppler techniques

Method and system for FFT-based companding for automatic speech recognition

Ultrasonic Doppler sensor for speech-based user interface

RAMAKRISHNAN BHIKSHA

Method for indexing for retrieving documents using particles