Patents by Inventor Leonid Drel

Leonid Drel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20080121092
    Abstract: The present invention provides a music playback and manipulation system for generating audio playback of digital musical comprising; a user control device having an external memory interface for providing access to random access memory and read only memory, a mass storage host controller for providing access to and control of data from, a user controller interface and an audio subsystem interface; a mass storage device for storing a plurality of audio files; and a user control device for varying playback parameters of said audio files.
    Type: Application
    Filed: September 15, 2006
    Publication date: May 29, 2008
    Inventors: Leonid Drel, Mark Matthews, Mikhail Kupriyanov, Alexander Pisarevsky, Denis Serebryansky, Dmitry Bondar
  • Publication number: 20080033582
    Abstract: A device for capturing and recording analog audio signals; comprising an input adapter for connecting to an analog audio source device to receive the audio signals, a processor linked to the input adapter for converting the audio signals to a digital audio file format and an output adapter linked to the processor for directing the digital audio file format to a communications port for exchanging date with an external mass storage device an external control device for generating control signals to the processor based on user inputs and a display device for indicating device status in response to the user inputs.
    Type: Application
    Filed: July 21, 2006
    Publication date: February 7, 2008
    Inventors: Leonid Drel, Mark Matthews