Patents by Inventor Tian M. P. Roan

Tian M. P. Roan 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).

  • Range measurement system
    Patent number: 5428439
    Abstract: A vehicle control system (12) is provided which comprises a range measurement system (14) which transmits a signal (20) to a target (22) and receives an echo signal (24) returned from the target (22). The range measurement system (14) comprises a transmitter system (26) and a receiver system (28). The receiver system (28) generates an analog signal representative of the range. The target (22) transmits the range signal to a processor (30). Processor (30) may be used to provide warning signals and to control a conventional speed control system (16) coupled to the throttle (18) of a vehicle (10).
    Type: Grant
    Filed: November 24, 1993
    Date of Patent: June 27, 1995
    Assignee: The Texas A&M University System
    Inventors: Donald L. Parker, Tian M. P. Roan