Patents by Inventor Richard A. Beichler

Richard A. Beichler 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 received signal equalization
    Patent number: 5052023
    Abstract: A bipolar return-to-zero signal received from a communication channel (302) is sampled (402) to provide signal information that is processed (FIG. 5) to determine signal variation information. In accordance with this signal variation information, at least one operational parameter of an equalization system (400) is varied.
    Type: Grant
    Filed: July 20, 1990
    Date of Patent: September 24, 1991
    Assignee: Motorola, Inc.
    Inventors: Richard A. Beichler, Steven Blackwell, David P. Nelson
  • Time division multiplexer having data rate and number of channels flexibility
    Patent number: 4939722
    Abstract: A plurality of multiplexer cells are connected in series to accommodate the multiplexing of different data and channels. Pairs of variable lengths shift registers are utilized in each multiplexer cell in order to accommodate different data rates. One of the shift registers is always connected in series with the multiplex data stream while the other is connected to receive and store channel data. The two registers are alternately connected to baseband data stream and channel data in order to accomplish the multiplexing function.
    Type: Grant
    Filed: March 6, 1989
    Date of Patent: July 3, 1990
    Assignee: Universal Data Systems, Inc.
    Inventor: Richard A. Beichler