Patents by Inventor Johan Christer Johansson

Johan Christer Johansson 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 for selecting a link protocol for a transparent data service in a digital communications system
    Patent number: 6134230
    Abstract: In a communication system, a link protocol for a transparent data between a mobile station and a base station is selected by pre-selecting from all possible combinations of available link protocols a set of pre-selected combinations of link protocols based on a predefined service requirement and at least one basic capability of the mobile or base stations. Then, the link protocol is selected from the pre-selected combinations of link protocols based on measurements of one or more link quality parameters and at least one variable restriction caused by instantaneous conditions in the communication system.
    Type: Grant
    Filed: August 29, 1997
    Date of Patent: October 17, 2000
    Assignee: Telefonaktiebolaget LM Ericsson
    Inventors: H.ang.kan Gunnar Olofsson, Carl Magnus Frodigh, Johan Christer Johansson