Patents by Inventor Sofie Wergeland

Sofie Wergeland 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).

  • Method and apparatus for providing a camera accessory with compression
    Patent number: 6792148
    Abstract: A method and apparatus is described for providing a camera accessory to a wireless mobile terminal in a wireless radiocommunication system. The wireless mobile terminal has an image data interface and a physical interface for detachably coupling the camera accessory thereto. One or more frames of image data is captured in the camera accessory and compressed according to one or more compression formats. The captured and compressed frames are transferred to the wireless mobile terminal over the image data interface. The camera accessory does not include a display. Image data is captured in a predetermined format including a CIF format. Still image frames are compressed using a JPEG format and an image stream is compressed using an MPEG format. The captured and compressed frames are transferred to the wireless mobile terminal over the image data interface using respective predetermined formats including RGB CIF, YUV CIF, JPEG, MPEG, and MPEG-4 with CIF to QCIF conversion format.
    Type: Grant
    Filed: October 6, 2000
    Date of Patent: September 14, 2004
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Sofie Wergeland, Ivan Medved, Henrik Bengtsson, Ola Lennartsson, Kjell Gustafsson, Torsten Carlsson, Magnus Hollström, Anders Linge, Magnus Tillgren