Resources Contact Us Home
Hausdorfer; Michael
Muhltal, DE
No. of patents:

Patent Number Title Of Patent Date Issued
4947240 Method and circuit apparatus for combining two television signals August 7, 1990
A decision signal for switching or fading between foreground and background television signals in accordance with the chroma-key method is subjected to vertical scan delay filtering for line signal averaging in television signals to avoid disturbance of the decision signal by results of
4496966 Method for mixing two color television signals January 29, 1985
The invention concerns a method and apparatus for mixing a foreground signal and a background signal under the control of a switching signal which is derived as a function of the color of the foreground signal. In response to the switching signal selected parts of the foreground signal
4459552 Low-noise video preamplifier July 10, 1984
For reduction of the relative noise amplitude a modulator or chopper stage is provided in front of the input of a video preamplifier and at the preamplifier output balanced demodulators are provided with a subtraction circuit combining their outputs. Preferably the carrier wave used for
4374396 Chrominance sub-carrier modifier for PAL-color television signals February 15, 1983
The present invention relates to a chrominance sub-carrier modifier for PAL-color television signals, particularly for signals from a video storage medium operating in a still picture mode.

  Recently Added Patents
Methods of preventing and treating viral infections by inhibiting the deISGylation activity of OTU domain-containing viral proteins
Virtual physician acute myocardial infarction detection system and method
SMS transport resource control
Mounting apparatus for PCI card
Dry-cooling unit with gravity-assisted coolant flow
Signal processing device and method for providing oscillating signal in the signal processing device
Topical antibiotic composition for the prevention of Lyme disease
  Randomly Featured Patents
Pneumatically telescoping mast
Enzymatic resolution of endo-bicyclo[2.2.1]heptan-2-ol and derived pharmaceutical agents
Transient energy systems and methods for use of the same
Process of implanting a prosthetic sheet repair material
Methods and apparatus for inline variability measurement of integrated circuit components
Water bag
Utility panel system
Multiple purpose sled
Single-use external dosimeters for use in radiation therapies and related methods and systems
Exterior surface configuration of a vehicle rear light