Patents by Inventor Johan Rogo

Johan Rogo 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).

  • Single-antenna vehicle transponder with a power-save function
    Patent number: 8396516
    Abstract: Embodiments of the present invention relates to a vehicle transponder comprising an active radio unit, an antenna, a wake-up unit and a power directing means which has a first port, a second port and a third port, where the power directing means is arranged to direct power from the first port to the second port and/or the third port. The antenna is connected to the first port and the second port is connected to the radio unit. Furthermore, the third port is connected both to a power detection port at the radio unit and to the wake-up unit, such that during a first mode of operation, a part of a signal that is transmitted from the radio unit to the antenna is coupled from the second port to the third port and further fed to the power detection port.
    Type: Grant
    Filed: October 4, 2011
    Date of Patent: March 12, 2013
    Assignee: Kapsch TrafficCom AB
    Inventor: Johan Rogo
  • SINGLE-ANTENNA VEHICLE TRANSPONDER
    Publication number: 20120262337
    Abstract: Embodiments of the present invention relate to a vehicle transponder comprising an antenna and a power directing means, the power directing means having a first port, a second port and a third port. In various embodiments, the power directing means is arranged to direct power from the first port to the second port and/or the third port. The transponder further comprises a modulator, which comprises a first port, a second port and a third port, where the second port of the power directing means is connected to the first port of the modulator.
    Type: Application
    Filed: October 4, 2011
    Publication date: October 18, 2012
    Applicant: Kapsch TrafficCom AB
    Inventors: Kjell-ake Johannesson, Johan Rogo
  • SINGLE-ANTENNA VEHICLE TRANSPONDER WITH A POWER-SAVE FUNCTION
    Publication number: 20120083227
    Abstract: Embodiments of the present invention relates to a vehicle transponder comprising an active radio unit, an antenna, a wake-up unit and a power directing means which has a first port, a second port and a third port, where the power directing means is arranged to direct power from the first port to the second port and/or the third port. The antenna is connected to the first port and the second port is connected to the radio unit. Furthermore, the third port is connected both to a power detection port at the radio unit and to the wake-up unit, such that during a first mode of operation, a part of a signal that is transmitted from the radio unit to the antenna is coupled from the second port to the third port and further fed to the power detection port.
    Type: Application
    Filed: October 4, 2011
    Publication date: April 5, 2012
    Applicant: Kapsch TrafficCom AB
    Inventor: Johan Rogo