Searching:
Search by keyword, patent number, inventor, assignee, city or state:
| Patent # | Description |
|---|---|
| US-5,528,269 |
Servicing a newly-installed ink pen to eliminate uneven print quality
without excessive wasting of ink An inkjet printer has a pen holder for removably holding an ink pen, a detector circuit for detecting whether ink with a degraded quality is likely to be ejected... |
| US-5,528,268 |
Control method and device for a monitor A control method and device for a monitor, which is used for controlling the brightness, the vertical size, the horizontal size and the contrast of a monitor... |
| US-5,528,267 |
Tablet integrated with display A tablet integrated with a display comprising a matrix panel having row and column electrodes, a detecting conductor, a row electrode driver, a column electrode... |
| US-5,528,266 |
Flat touch screen workpad for a data processing system Improvements in the art of sensor and display technology now make the implementation of a workpad concept feasible. While prior art touch displays are acceptable... |
| US-5,528,265 |
Orientation-operated cursor control device An orientation-operated cursor control device having a housing which is hand-holdable by a user. The housing rotatably carries a orientation maintaining member... |
| US-5,528,264 |
Wireless remote control for electronic equipment A hand-held device produces an omnidirectional beam of infra-red light which can be aimed by the user. A plurality of detectors positioned in a rectangular array... |
| US-5,528,263 |
Interactive projected video image display system An interactive projected image video display system which includes a computer for generating video images, a projection apparatus coupled to the video output... |
| US-5,528,262 |
Method for line field-sequential color video display Describes the application of field-sequential color techniques to create a line field-sequential color display with particular advantages for head-mounted and... |
| US-5,528,261 |
Operating system software architecture and methods for supporting color
processing An operating system software architecture, implemented in an object-oriented design, supports and processes color. The object-oriented design has two levels, one... |
| US-5,528,260 |
Method and apparatus for proportional auto-scrolling A method and apparatus for proportional auto-scrolling through data displayed in a window on a monitor attached to a computer. The speed and direction of the... |
| US-5,528,259 |
Method and system for multi-dimensional scrolling of displayed data
collections in a data processing system A method and system are disclosed for permitting multi-dimensional scrolling of overlapping data collections which are displayed in multiple layers or in a... |
| US-5,528,258 |
Changeable signboard A changeable signboard, in which each turning pole is operated by a stepping motor, has three advertisement faces and turns clockwise and counterclockwise at a... |
| US-5,528,257 |
Display device A display device is composed of a liquid crystal display panel, having modulating characteristics in which a relationship between a transmittance and a drive... |
| US-5,528,256 |
Power-saving circuit and method for driving liquid crystal display A power-saving column driver integrated circuit, and a power-saving method for driving a liquid crystal display, include a series of multiplexers coupled to the... |
| US-5,528,255 |
Display control device for level meter A display control device for a level meter, including a BPF for performing a band-pass filtering of an audio signal to obtain a plurality of frequency... |
| US-5,528,254 |
Antenna and method for forming same An antenna (10) includes an antenna element (14) and a composite dielectric structure (13). The composite dielectric structure (13) at least partially envelops... |
| US-5,528,253 |
Satellite dish utility cover There is disclosed a flexible fabric cover for an off-axis parabolic satellite antenna dish having a front surface which serves to cover and protect the front of... |
| US-5,528,252 |
Dipole television antenna A television antenna device comprises a pair of electrically conductive dipole arms, a support attached to the dipole arms for supporting the dipole arms, and an... |
| US-5,528,251 |
Double tuned dipole antenna A double dipole tuned antenna is presented having the capability to enhance the television reception, particularly on VHF frequencies. The antenna has an outer,... |
| US-5,528,250 |
Deployable satellite antenna for use on vehicles A deployable satellite antenna system permits an antenna with elevation and azimuth control to be mounted to the roof of a vehicle. The elevation control... |
| US-5,528,249 |
Anti-ice radome An anti-ice radome having a frequency selective surface and a plurality of resistive heating elements is disclosed. The frequency selective surface prevents the... |
| US-5,528,248 |
Personal digital location assistant including a memory cartridge, a GPS
smart antenna and a personal computing... A Personal Digital Location Apparatus for displaying a geographical location as an icon on a map. The apparatus includes a GPS Smart Antenna for determining the... |
| US-5,528,247 |
Mobile satellite communication system The present invention relates to a mobile satellite communication system. It is the object of the invention to provide a mobile satellite communication system... |
| US-5,528,246 |
Traffic radar with digital signal processing A traffic radar processes Doppler return information by analysis of the received frequency spectrum in order to improve target identification and minimize... |
| US-5,528,245 |
Police traffic radar using double balanced mixer for even order harmonic
suppression A police radar utilizing digital data transmission from the antenna unit to a separately housed counting and display unit. The antenna has a double balanced... |
| US-5,528,244 |
Processing for mode S signals suffering multipath distortion A communication system for receiving aircraft reply squits (transmissions) normally used in a radar beacon system for surveilling aircraft in a given geographic... |
| US-5,528,242 |
Flash analog-to-digital converter A two-step flash ADC includes a MSB reference ladder having a first plurality resistors of resistance r and a second plurality of resistors of resistance R,... |
| US-5,528,241 |
Digital-to-analog converter A digital-to-analog converter having a ladder resistor portion for generating a plurality of quantization signals of predetermined values based on reference... |
| US-5,528,240 |
Digital phase-locked loop utilizing a high order sigma-delta modulator A method and apparatus for phase locking to an input signal and outputting a sigma-delta modulated control signal. The method and apparatus of the present... |
| US-5,528,239 |
Low noise transmission of output data from a delta-sigma modulator The output gates of a delta-sigma modulator can generate i(t) transient signal in the power supply lines of a delta-sigma modulator. These i(t) spikes, which... |
| US-5,528,238 |
Process, apparatus and system for decoding variable-length encoded
signals A fixed-length signal is retrieved from a bitstream comprising one or more variable-length encoded signals. A variable-length encoded signal of the bitstream is... |
| US-5,528,237 |
Pipelined decoder for high frequency operation A decoder for decoding a serial data stream employs an extracted base clock signal, synchronous with an input, coded, serial data stream, a first fractionary... |
| US-5,528,236 |
Modulating method, demodulating method, modulating apparatus, and
demodulating apparatus A modulating system for converting data of a basic data length of m bits into a variable length code (d, k; m, n; r) of a basic code length of n bits, which... |
| US-5,528,235 |
Multi-status multi-function data processing key and key array Multi-status data entry key and keyboard capable of a one-to-one correspondence between each key status and a pre-assigned signal or state, with the neutral... |
| US-5,528,234 |
Traffic monitoring system for determining vehicle dimensions, speed, and
class A traffic monitoring system includes many monitoring nodes (10) distributed along many roads. A sonar ranging module (12) in each node continually measures the... |
| US-5,528,233 |
Optical service tool apparatus An optical service tool interface for a utility meter includes a probe (103) with a light source (115) emitting pulses of light. A first and second light... |
| US-5,528,232 |
Method and apparatus for locating items A communication system that communicates for locating one or more tags in a time and energy efficient manner. The tags are positioned in a communication region... |
| US-5,528,231 |
Method for the authentication of a portable object by an offline
terminal, and apparatus for implementing the... A process for authentication by an offline terminal (1) of a portable object (2) including a processing circuit (4) able to deliver a secondary value (Rx) which... |
| US-5,528,230 |
Remote control transmitter/receiver system A remote control transmitter/receiver system in which a transmitter transmits a signal incorporating a secret code and a command function. The receiver receives... |
| US-5,528,229 |
Thermostatically controlled remote control for a ceiling fan and light An apparatus and method for thermostatically controlling the operation of a multiple speed fan and light assembly by inputting a desired temperature range and... |
| US-5,528,228 |
Protective device for storage and transport containers A protective device for storage and transport containers comprises a sensor for detecting orientation, an attachment element for securing the sensor to a... |
| US-5,528,227 |
Signal processing apparatus generating a signal having a fequency
corresponding to the sum of frequencies of... A signal processing method includes the steps of inputting first to N-th 2-phase sinusoidal wave signals, where N is a natural number (N.ltoreq.2) and an m-th... |
| US-5,528,226 |
Apparatus and method for controlling the burn-off operation of a gas in
a semiconductor wafer fabrication furnace An apparatus and method for monitoring temperature and current in a gas ignition chamber by monitoring temperature in the gas ignition chamber, monitoring... |
| US-5,528,225 |
Gas detecting method and apparatus A gas detecting method and apparatus for selectively detecting a fuel gas having methane as a main component thereof and an incomplete combustion gas having... |
| US-5,528,224 |
Optical and acoustic weather identification system An optical weather identification system employing a light beam source that transmits a partial coherent beam of light along a prescribed path to detect... |
| US-5,528,223 |
Video game cartridge including a security device and method of deterring
theft of same A video game cartridge includes a memory and a security device, which comprises a magnetically operated switch and a magnetic element positioned adjacent to the... |
| US-5,528,222 |
Radio frequency circuit and memory in thin flexible package A novel thin and flexible radio frequency (RF) tag has a semiconductor circuit with logic, memory, and a radio frequency circuits, connected to an antenna with... |
| US-5,528,221 |
Automatic identification system for objects or persons by remote
interrogation Automatic identification system for objects or persons by remote interrogation. The invention relates to an interrogating E/R (emitter/receiver) or gate... |
| US-5,528,220 |
Anti-graffiti apparatus An anti-graffiti apparatus is for deterring taggers from performing tagging on private or public property such as freeway sound walls, freeway signs, tunnels,... |
| US-5,528,219 |
Ropeway safety monitoring system Sensors distributed along a ropeway communicate with a base station and preferably a base station computer. One type of sensor detects and signals cable... |
Copyright 2008−2012 Patents.com
