U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 6293874

User-operated amusement apparatus for kicking the user's buttocks

An apparatus including a user-operated and controlled apparatus for self-infliction of repetitive blows to the user's buttocks by a plurality of elongated arms bearing flexible extensions that rotate under the user's control.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 345/97 - Ferroelectric liquid crystal elements


Subclass of Class 345 - Computer graphics processing and selective visual display systems
Definition: Subject matter wherein the display elements* are
No. of patents: 579
Last issue date: 04/03/2012


1                      
NumberTitleIssue Date
8149203Systems and method for displaying images with reduced power consumption
A method and a system for displaying images are provided. In the method, a pixel is provided that includes a layer of ferroelectric material and a layer of liquid crystal material. A first electric field is momentarily applied to the pixel to electrically polarize t...
04/03/2012
8125434Method for addressing active matrix displays with ferroelectrical thin film transistor based pixels
A pixel (P) of a display (20) includes a memory element in a form of a ferroelectric thin film transistor (“TFT”) (60) and a display element (62) operably coupled to the ferroelectric TFT (60). The ferroelectric TFT (60) is set...
02/28/2012
7948464Memory-type liquid crystal display device
An object of the present invention is to provide a memory-type liquid crystal display device capable of controlling a color to be displayed in a peripheral area without using display data based on which display is achieved in the peripheral area. The memory-type liq...
05/24/2011
7864151Portable electronic device
A thin, readily portable book has a memory-type liquid crystal display in the display section of the thin portable book so as to obtain low power consumption along with compact size and reduced weight, a solar cell and a charging device in the energy section of the ...
01/04/2011
7817128Liquid crystal display device and driving circuit for liquid crystal panel with a memory effect
A driving circuit applies, to scanning electrodes of a liquid crystal panel with a memory effect, a scanning voltage composed of zero and a positive or negative unipolar voltage waveform, and also applies, to signal electrodes, a signal voltage composed of zero and ...
10/19/2010
7724229Liquid crystal display device
A voltage corresponding to desired image data is applied to a ferroelectric liquid crystal having a spontaneous polarization at a predetermined cycle to rewrite the displayed image (period A), and then, all voltages applied to the ferroelectric liquid crystal are re...
05/25/2010
7696971Method, materials and apparatus for driving gray-scale bistable cholesteric displays
The invention provides a method for controlling the grey-scale modulation of a reflective bistable cholesteric display by applying selected sequences of high and low pulses to modulate the cholesteric domain size and helical axis orientation. Non-mesogenic dopants m...
04/13/2010
7499012Liquid crystal display device
After rewriting the displayed image by applying a voltage corresponding to desired image data to a ferroelectric liquid crystal through TFTs at a predetermined cycle, the application of voltage to the ferroelectric liquid crystal is stopped, and the image displayed ...
03/03/2009
7463233Ferroelectric liquid crystal display and method of driving the same
A ferroelectric liquid crystal display and method of driving the same according to an impulse-type method improves a voltage holding ratio. The ferroelectric liquid crystal display and method of driving the same applies a scan pulse at least twice to each gate line ...
12/09/2008
7436383Driving method for cholesteric liquid crystal display
The present invention relates to a driving method for cholesteric liquid crystal display. A plurality of pixels of the display are controlled by a plurality of row drivers and a plurality of column drivers. According to the method of the invention, firstly, a DC inp...
10/14/2008
7432900Liquid crystal display drive method
There is provided a liquid crystal display drive method that uses a drive voltage waveform consisting of a display signal period (display waveform 32 bits) and a control signal period irrelevant to display (control waveform 2 bits) in a given time or a period of plu...
10/07/2008
7432899Driving scheme for cholesteric liquid crystal display
A drive scheme is described for a display capable of gray scale. Multiple two-level pulses are used in conjunction with dynamic relaxation techniques to write pixels ON or OFF and to adjust the gray level of pixels. Only two voltage levels are used, a maximum level ...
10/07/2008
7432895Drive for active matrix cholesteric liquid crystal display
A method of driving an active matrix cholesteric liquid crystal display that includes a matrix of data and select lines and an array of pixels connected to the data and select lines through active switching elements, a pixel being capable of producing two or more gr...
10/07/2008
7432921Data processing apparatus
A data processing apparatus has a first processing unit for processing an input data, a second processing unit responsive to the data processed by the first processing unit for executing a processing dependent on the data and producing a display data, and a display ...
10/07/2008
7423706Phoretic cell
A relief structure alignment layer comprising a relief structure surface incorporating at least one indentation, the at least one indentation having an internal surface extending from the relief structure surface, wherein the relief structure alignment layer has a s...
09/09/2008
7385579Liquid crystal display device and method of driving the same
A signal of a signal line is written in the order from a pixel TFT of a pixel with a long response time of liquid crystal. A signal of a signal line is written in a pixel TFT displaying the same gray-scale among pixel TFTs connected to the same signal line. A signal...
06/10/2008
7385578Method for warming-up an LCD (liquid crystal display) system
A method for warming-up an LCD system which includes a pixel array having a plurality of pixel units. Each pixel unit includes a pixel electrode, and a TFT (thin film transistor) provide with a source and a gate such that a gate signal inputted into the gate can swi...
06/10/2008
7379044Image display apparatus
An image display apparatus includes pixels each having a light emitting element and a pixel circuit, analog signal lines and current-supply lines. The pixel circuit includes first and second TFTs and first and second capacitors. Drain and source electrodes of the fi...
05/27/2008
7372447Microdisplay for portable communication systems
The invention relates to a microdisplay system that utilizes a small high resolution active matrix liquid crystal display with an illumination system and a magnifying optical system to provide a hand held communication display device. The system can employ an LED il...
05/13/2008
7362316Light modulator having pixel memory decoupled from pixel display
A light modulator such as an SLM, in which the pixel data array is decoupled from the pixel display array. The pixel data array can be located externally, permitting significant reduction in the circuitry present under each pixel of the display, in turn permitting s...
04/22/2008
7359108Display device
An exemplary display device based on layer displacement having a perforated white substrate positioned close to a transparent substrate. Layer (fluid) displacement such as oil movement results in the (colored) oil film being pumped in a controlled manner above the w...
04/15/2008
7348953Method of driving liquid crystal display device
A method of driving a liquid crystal display device is provided which can decrease the hysteresis of thresholdless liquid crystal and which can, depending on the liquid crystal, improve the response time. By providing a “0 V” reset period before or after a grada...
03/25/2008
7342571Interchangeable display modules for portable handheld devices
A handheld computing device featuring interchangeable display units is disclosed. The handheld computing device includes a processing unit and a visual display unit detachable from the processing unit. The processing unit and the detachable visual display unit inclu...
03/11/2008
7342562Liquid crystal drive device
By implementing reduction in power of common electrode voltages applied from a power source of a liquid crystal drive device to common electrode interconnects of a liquid crystal display panel, respectively, reduction in power consumption of the liquid crystal displ...
03/11/2008
7336250Method and apparatus for driving liquid-crystal optical-modulation device
For statically driving a liquid-crystal optical-modulation device, an alternating electric field produced by a drive signal is applied to a liquid crystal included therein. In a first period in which the alternating electric field has a first polarity, the drive sig...
02/26/2008
7336317Frame rate conversion device, overtaking prediction method for use in the same, display control device and video receiving display device
An overtaking prediction method of, when input and output of data to and from a common memory are being performed with an input frame frequency and an output frame frequency made different from each other, predicting a frame in which overtaking occurs between the in...
02/26/2008
7336271Image display system
An image display system includes a screen comprising a pair of substrates with transparent electrodes provided thereon, and a liquid crystal layer sandwiched between the substrates, the liquid crystal layer containing a cured resin and being capable of exhibiting a ...
02/26/2008
7333160Display device including resin film
An electronic device having an active matrix liquid crystal device comprising a sealing layer with a region overlapping an insulating film formed over another insulating film, which extends beyond said insulating film and forms on a peripheral switching device, a re...
02/19/2008
7333096Display device and driving method thereof
A control signal generating circuit CTL for controlling the writing into pixels PIX instructs a data signal line drive circuit SD2, which is for driving pixels in a non-display area, to write a voltage VB or a voltage VW which are for non-displaying, not only...
02/19/2008
7324068Chained image display apparatus having mutual examining function
A chained image display apparatus having a mutual examining function where a plurality of image display apparatuses, controlled by a central control unit and connected in series, recognize interruption of power to an image display apparatus and correspondingly notif...
01/29/2008
7321353Display device method of driving same and electronic device mounting same
A liquid crystal panel (2) includes scanning signal lines (31) for supplying scanning signals to gate electrodes (20) of TFTs (14), and data signal lines (32) for supplying data signals to data electrodes (24) of TFTs. The l...
01/22/2008
7321354Microdisplay for portable communication systems
The invention relates to a microdisplay system that utilizes a small high resolution active matrix liquid crystal display with an illumination system and a magnifying optical system to provide a hand held communication display device. The system can employ an LED il...
01/22/2008
7317445Motion blur decrease in varying duty cycle
In a method, a display device and a computer program product that reduces motion blur, flicker and loss of brightness of images shown in non-stroboscopic display devices, such as Liquid Crystal, Plasma Panel, Thin Film Transistor, Liquid Crystal on Silicon, color Se...
01/08/2008
7317437Graphic controller for active matrix addressed bistable reflective Cholesteric displays
A graphics controller for a color display system having a bistable liquid crystal display (LCD) for displaying a plurality of pixels arranged in a matrix includes a memory device for storing color data and status bits corresponding to each of the pixels, and a gener...
01/08/2008
7315295Driving method for electro-optical device, electro-optical device, and electronic apparatus
The invention provides a method for implementing a multi-level display of an electro-optical device according to a time ratio gray-scale method without providing reset lines. In an electro-optical device that includes, at an intersection of a scanning line and a dat...
01/01/2008
7312774Liquid crystal display device
In each sub-frame, data writing scanning is performed twice continuously, and then data erasing scanning is performed twice continuously. The applied voltage in the data writing scanning and the applied voltage in the data erasing scanning are substantially equal in...
12/25/2007
7304627Aligning method under electric field of ferroelectric liquid crystal and liquid crystal display using the same
An electric field alignment method of liquid crystal display including the steps of: applying a first voltage to a gate terminal of a thin film transistor for driving a liquid crystal cell having ferroelectric liquid crystal, wherein the first voltage is below a thr...
12/04/2007
7304656Device for digital display of a video image
The present invention relates to a device for digital display of a video image using time-division modulation. This device is intended to display a video image during a video frame comprising a plurality of consecutive subfields distributed within at least two separ...
12/04/2007
7295177Display panel driving apparatus
A display panel driving apparatus includes a display control section for controlling display on a plasma display panel, a drive section for driving the plasma display panel on the basis of a signal supplied from the display control section, and a transmission line f...
11/13/2007
7292214Method and apparatus for enhanced performance liquid crystal displays
A method for operating a display having a plurality of pixel elements includes applying a transition voltage to the plurality of pixel elements, applying a first paint voltage to one pixel element of the plurality pixel elements, waiting a predetermined time period,...
11/06/2007
1                      
 
Sign InRegister
Username  
Password   
forgot password?