Patents by Inventor Paul Hashfield

Paul Hashfield 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).

  • Ad Hoc wireless node and network
    Patent number: 7436789
    Abstract: A node is suitable for a wireless network. A wireless network comprises one or more sensor nodes and/or one or more control nodes. In the wireless network, the sensor node transmits in response to a sensed event and/or a request from a control node. A transmission/routing of data between a sensor node and/or a control node may be subject to a policy constraint and a resource constraint.
    Type: Grant
    Filed: July 27, 2004
    Date of Patent: October 14, 2008
    Assignee: Sarnoff Corporation
    Inventors: Alaattin Caliskan, Paul Hashfield, Indur Mandhyan, Robert J. Siracusa
  • Ad Hoc wireless node and network
    Publication number: 20050078672
    Abstract: A node is suitable for a wireless network. A wireless network comprises one or more sensor nodes and/or one or more control nodes. In the wireless network, the sensor node transmits in response to a sensed event and/or a request from a control node. A transmission/routing of data between a sensor node and/or a control node may be subject to a policy constraint and a resource constraint.
    Type: Application
    Filed: July 27, 2004
    Publication date: April 14, 2005
    Inventors: Alaattin Caliskan, Paul Hashfield, Indur Mandhyan, Robert Siracusa
  • Apparatus and method for producing images using digitally stored dynamic background sets
    Patent number: 6731825
    Abstract: A method and apparatus for providing a composite of stored dynamic background activities with newly filmed or captured live foreground activities, thereby providing a real-time and on-site guide to actors and directors.
    Type: Grant
    Filed: July 11, 2000
    Date of Patent: May 4, 2004
    Assignee: Sarnoff Corporation
    Inventors: Alfonse Anthony Acampora, Nicola John Fedele, David Paul Bortfeld, Paul Hashfield
  • Method and apparatus for providing ad-hoc networked sensors and protocols
    Publication number: 20040028023
    Abstract: A system, apparatus and method for providing an ad-hoc network of sensors. More specifically, the ad-hoc networked sensor system is based on novel network protocols that produce a self-organizing and self-healing network.
    Type: Application
    Filed: April 18, 2003
    Publication date: February 12, 2004
    Applicant: Sarnoff Corporation
    Inventors: Indur B. Mandhyan, Paul Hashfield, Alaattin Caliskan, Robert Siracusa