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
Method, apparatus and article for detection of transponder tagged objects, for example during surgery
Reconfigurable barrel shifter and rotator
Emergency call notification for network services
Ice data collection system
Method and system for tracking mobile electronic devices while conserving cellular network resources
3D structured memory devices and methods for manufacturing thereof
Method and system of channel detecting and reporting, terminal, and management center
  Randomly Featured Patents
Paper forming
Devices that change size/shape via osmotic pressure
Vehicle headlamp
Method of lining branch pipe portion of underground main pipe with rigid plastics tube
Automatically adding bytecode to a software application to determine network communication information
Gas discharge display device having plural groups of cathodes
Multiple workstation unit
Battery pack housing for electrical stimulator
Lighting device
Choosing whether to use a delayed index maintenance depending on the portion of the materialized view (MV) changed