Patents by Inventor Evgeny A. Rozenberg

Evgeny A. Rozenberg 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).

  • Apparatus for automatic monitoring of superheterodyne radio receivers
    Patent number: 4320532
    Abstract: An apparatus for automatic monitoring of superheterodyne radio receivers, comprising a unit for shaping the tune-in frequency signal of the receiver, units for shaping the signals of adjacent channels, and units for shaping the signals of additional channels, their outputs being connected through an adder to the input of the receiver to be tested. Each of the units includes a master oscillator, a mixer with the heterodyne output of the receiver connected thereto, and a filter. Each of the units for shaping the signal of an adjacent channel includes, in addition to the master oscillator, mixer and filter, a second mixer and a shift generator.
    Type: Grant
    Filed: July 7, 1980
    Date of Patent: March 16, 1982
    Inventors: Mikhail U. Bank, Valery I. Prozorov, Nikolai A. Rubichev, Mikhail V. Odnolko, Evgeny A. Rozenberg, Alexei F. Bessonov, Iraida K. Berezjuk, Sergei D. Guzikov