VOCAL’s implementation of acoustical beamforming uses a time-domain version of a robust Generalized Sidelobe Canceller with compensation for errors in the DOA estimation.
Advanced Error Coding
VOCAL has many years of experience in the field of Advanced Error Coding.
Custom Cryptographic System Design
VOCAL has developed several innovative designs for Custom Cryptographic Systems for its customers.
Lawful Interception, Lawful Fax Interception
VOCAL has utilized its data and fax modem libraries for the successful implementation of Lawful Interception.
VOCAL has developed and patented a variety of industry-critical technologies. This list identifies several of the patents which have already been issued and/or published. As always, please search for all relevant patents to find any VOCAL patents which may apply.