Resources Contact Us Home
Browse by Category: Main > Information Technology
Class Information
Number: 345/209
Name: Computer graphics processing, operator interface processing, and selective visual display systems > Display driving control circuitry > Waveform generator coupled to display elements > Field period polarity reversal
Description: Subject matter in which the waveforms applied to the display elements* are alternatively supplied in a positive and negative manner.

Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
4485379 Circuit and method for driving a thin-film EL panel Nov. 27, 1984
4465999 Matrix driving method for electro-optical display device Aug. 14, 1984
4429304 Display driving device Jan. 31, 1984
4413256 Driving method for display panels Nov. 1, 1983
4393380 Liquid crystal display systems Jul. 12, 1983
4333098 Process for the three step-multiplex control of electro-optical display arrangements and circuit for effectuating the process Jun. 1, 1982
4301451 Erasure method for memory-type EL display devices Nov. 17, 1981
4295137 Electroluminescent display driver system for thin-film electroluminescent devices requiring electric field reversal Oct. 13, 1981
4271410 LCD Data processor driver and method Jun. 2, 1981
4236155 Liquid crystal display device Nov. 25, 1980
4196432 AC driving mode and circuit for an electro-optical display Apr. 1, 1980
4121203 Method of multiplexing liquid crystal displays Oct. 17, 1978
4091377 Digital display driving circuit May. 23, 1978
4076385 Liquid crystal display device Feb. 28, 1978
4065764 Liquid crystal display device Dec. 27, 1977
4030091 Technique for inverting the state of a plasma or similar display cell Jun. 14, 1977
4027305 System for driving liquid crystal display device May. 31, 1977
3999180 Multiplex driver system for liquid crystal display Dec. 21, 1976
3958151 Method and apparatus for driving a plasma display panel with application of opposite phase suppression pulses to selection electrodes May. 18, 1976
3938136 Method and device for driving a matrix type liquid crystal display element Feb. 10, 1976

1 2 3 4 5 6 7 8 9

  Recently Added Patents
Printing device, printing system, program, and printing method for printing based on print data from a user authorized to issue a print instruction for the print data
Cathode active material and lithium secondary battery comprising the same
Disk array apparatus and firmware update method therefor
Treatment devices with deliver-activated inflatable members, and associated systems and methods for treating the spinal cord and other tissues
Storage device having clock adjustment circuitry with firmware-based predictive correction
Circuit for compressing data and a processor employing same
Integrated circuit having a discrete capacitor mounted on a semiconductor die
  Randomly Featured Patents
Polypeptoid pulmonary surfactants
Bioabsorbable staples
Dispensing paste for forming medicinal pellets
Radiation imaging apparatus, apparatus control method, and computer-readable storage medium storing program for executing control
Method of manufacturing wafers of semiconductor material
Fermentation apparatus
Synthesis of intermediates for tetramisole, levamisole and their derivatives
Personalized multimedia display/digital TV for multi-tasking
Method of manufacturing thin film transistor
Counterweight in an elevator installation