BeepCard Inc. Patent applications |
Patent application number | Title | Published |
20110182445 | COMPUTER COMMUNICATIONS USING ACOUSTIC SIGNALS - A method of communicating with an electronic device. The method includes providing an electronic device having an audible sound receiving and generating sub-system including a microphone, transmitting from a source at least one acoustic signal encoded with information, receiving said at least one acoustic signal by said microphone and determining a spatial position, distance or movement of the microphone relative to the source, responsive to the received at least one signal. | 07-28-2011 |
20090067291 | COMPUTER COMMUNICATIONS USING ACOUSTIC SIGNALS - A method of communicating with an electronic device. The method includes providing an electronic device having an audible sound receiving and generating sub-system including a microphone, transmitting from a source at least one acoustic signal encoded with information, receiving said at least one acoustic signal by said microphone and determining a spatial position, distance or movement of the microphone relative to the source, responsive to the received at least one signal. | 03-12-2009 |