Patents by Inventor Heinz Liebhart

Heinz Liebhart 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).

  • On board unit with power management
    Patent number: 10031566
    Abstract: Described are an on board unit (OBU) and a method to control an OBU within a communication zone of a road side unit (RSU), said OBU can be set into an active mode and a sleep mode. Said OBU is set into sleep mode upon receiving a release command from said RSU, and the OBU electronics are shut down so no or a minimum of power is consumed, and is set into active mode when entering said communication zone. A communication unit of said OBU is thereby powered such that the OBU can communicate with said RSU. Said OBU can be set into a tracking mode by said RSU, whereby in said tracking mode at least said communication unit is shut down and a timer is activated in said OBU, such that said OBU can restart said communication unit within a specified time limit from when it is shut down.
    Type: Grant
    Filed: July 3, 2013
    Date of Patent: July 24, 2018
    Assignee: Kapsch TrafficCom AB
    Inventors: Johan Rogö, Robert Povolny, Markus Krapfenbauer, Heinz Liebhart
  • ON BOARD UNIT WITH POWER MANAGEMENT
    Publication number: 20150169018
    Abstract: Described are an on board unit (OBU) and a method to control an OBU within a communication zone of a road side unit (RSU), said OBU can be set into an active mode and a sleep mode. Said OBU is set into sleep mode upon receiving a release command from said RSU, and the OBU electronics are shut down so no or a minimum of power is consumed, and is set into active mode when entering said communication zone. A communication unit of said OBU is thereby powered such that the OBU can communicate with said RSU. Said OBU can be set into a tracking mode by said RSU, whereby in said tracking mode at least said communication unit is shut down and a timer is activated in said OBU, such that said OBU can restart said communication unit within a specified time limit from when it is shut down.
    Type: Application
    Filed: July 3, 2013
    Publication date: June 18, 2015
    Applicant: Kapsch TrafficCom AB
    Inventors: Johan Rogö, Robert Povolny, Markus Krapfenbauer, Heinz Liebhart