Resources Contact Us Home
Vokac; Peter R.
Tucson, AZ
No. of patents:

Patent Number Title Of Patent Date Issued
5663727 Frequency response analyzer and shaping apparatus and digital hearing enhancement apparatus and September 2, 1997
A signal frequency analyzer and frequency response shaping apparatus using digital techniques and apparatus and methods using the same which is applicable, in one embodiment thereof, to the enhancement of hearing in hearing impaired persons. Analog techniques are used in another embodime
4989219 Midlevel carrier modulation and demodulation techniques January 29, 1991
Several techniques are disclosed for producing modulation of a carrier signal wherein each transition of the modulated carrier signal includes a midrange level and/or two midrange characteristics, the level and/or ratio of the two midrange characteristics representing data carried by tha
4680633 Circuit and method for producing accurate dc restored video waveform, horizontal sync pulses, an July 14, 1987
A composite video signal is input to a DC restore circuit and a sync separator circuit, the output of which is connected to a sync decoder circuit. The DC restore circuit includes a negative sensing peak sample and hold circuit that generates a first reference voltage equal to the sy
4613974 Method and system for modulating a carrier signal September 23, 1986
A system and method for modulating a carrier signal wherein occurrence of the peaks in the modulated carrier signal conveys clocking information and each transition of a modulated carrier signal includes two midrange characteristics, the ratio of which represents data carried by that

  Recently Added Patents
Memory device and method for repairing a semiconductor memory
Multilayer films having reduced curling
Systems and methods for providing a shared folder via television
Maize variety inbred PH1CD7
System and method for reducing the risks involved in trading multiple spread trading strategies
Illumination apparatus for microlithography projection system including polarization-modulating optical element
  Randomly Featured Patents
Active ingredient combinations with insecticidal properties
Bottom portion housing of a mobile device
Low profile electrical connector assembly and terminal therefor
Housing with finger grooves to facilitate lifting of the same
Cartridge type screwdriver
Support frame for weight lifting exercise machine
Packing system
Validating a transaction with user voice authentication using wireless communications
Toy water gun