Bizarre Patents
Cloaking System Using Optoelectronically Controlled Camouflage
A Cloaking System designed to operate in the visible light spectrum, utilizes optoelectronics and/or photonic components to conceal an object within it.
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.
| Number | Title | Issue Date |
| 7940823 | Laser turn-on accelerator independent of bias control loop bandwidth An accelerator circuit is incorporated in a laser diode system for accelerating the turn-on operation of the laser diode independent of the control loop bandwidth of the laser diode system. The accelerator circuit provides a boost current to a compensation capacitor... | 05/10/2011 |
| 7921321 | Automatic clock and data alignment A circuit is described for automatically adjusting a phase of an input register load clock to be synchronized with transitions of data bits forming an n-bit word. The circuit detects the first transition of a data bit in the n-bit word. The circuit then time-shifts ... | 04/05/2011 |
| 7920798 | PON burst mode receiver with fast decision threshold setting A receiver converts an analog signal, derived from light pulses in a GPON fiber optic system, to clean digital electrical signals. A photodetector and transimpedance amplifier (TIA) convert the light pulses to analog electrical signals. A reset signal generated by a... | 04/05/2011 |
| 7919928 | Boost LED driver not using output capacitor and blocking diode An LED driver is disclosed that boosts an input voltage to drive any number of LEDs in series. The driver includes a switch-mode current regulator that supplies regulated current pulses to the LEDs. No high voltage output capacitor is used to smooth the current puls... | 04/05/2011 |
| 7913849 | Lunch box with configurable handle, accessories, containers, and display inserts A lunch box system includes a hollow body, two lids, a handle, and interchangeable display inserts. The hollow body has an external rib around the sides of the hollow body. The external rib defines holes along its length. The handle detachably secures to any two of ... | 03/29/2011 |
| 7911222 | Mix mode driver for traces of different lengths A method for a mix mode driver to accommodate traces of different lengths includes storing in the mix mode driver a set of one or more control signals and coefficient signals for a trace length. The one or more control signals select a number of the stages to genera... | 03/22/2011 |
| 7910486 | Method for forming nanotube semiconductor devices A method for forming a semiconductor device includes forming a nanotube region using a thin epitaxial layer formed on the sidewall of a trench in the semiconductor body. The thin epitaxial layer has uniform doping concentration. In another embodiment, a first thin e... | 03/22/2011 |
| 7900694 | Air conditioner for vehicle An air conditioner for a vehicle includes an air conditioner case having an evaporator and a heater core installed therein and having a blower installed at an inlet thereof; a movable filter moving between an air-filtering location and an air-non-filtering location ... | 03/08/2011 |
| 7896737 | Scatter symbol feature in a gaming device displaying reels Disclosed herein is a game played on a gaming device that displays a randomly selected array of symbols, where the symbols across one or more pay lines are evaluated by circuitry to determine an award to be granted. In one embodiment, the gaming device allows the pl... | 03/01/2011 |
| 7896191 | Removable insulated hand grip device for lid handle A removable, insulated hand grip device for use with a closed loop lid handle includes a body formed of a flexible, compressible and low thermal conductivity material adapted to fill the first distance between the hand grip portion and the top surface of the lid, a ... | 03/01/2011 |
| 7896143 | Selectively removable pull bar for a portable container A portable container system includes a collapsible frame, a shell attached to the frame and defining a volume, wheels attached to the bottom of the frame, and a pull bar assembly comprising a removable attachment member that removably attaches the pull bar assembly ... | 03/01/2011 |
| 7886119 | Time and space efficient technique for creating virtual volume copies A chain of snapshots includes a more recent snapshot with a data block copied from a base volume, a less recent snapshot with a skip-pointer that leads to the data block in said more recent snapshot, and one or more intermediate snapshots between the more recent sna... | 02/08/2011 |
| 7881031 | Overcurrent protection circuit when setting current using a package control pin An overcurrent protection circuit for a current setting circuit is disclosed herein that prevents a user-selectable current from exceeding a current limit when an incorrect current selecting component (or current selecting circuit) is connected to an external contro... | 02/01/2011 |
| 7880404 | Controlling current through serial LEDs using a low voltage transistor when using a high voltage driver Various circuits are described herein where a series transistor used to control current through a string of LEDs, driven by a high voltage, is not subjected to the high voltage when the transistor is turned off pursuant to a PWM signal. To avoid the transistor exper... | 02/01/2011 |
| 7874598 | Auto latch for window sash A latch for a window sash includes a fixed plate and a latch head slidably coupled to the fixed plate. The latch head is symmetrically spring loaded to minimize rotation when the latch head translates. When the latch head retracts toward the fixed plates, hooks from... | 01/25/2011 |
| 7871676 | System for depositing a film by modulated ion-induced atomic layer deposition (MII-ALD) The present invention relates to an enhanced sequential atomic layer deposition (ALD) technique suitable for deposition of barrier layers, adhesion layers, seed layers, low dielectric constant (low-k) films, high dielectric constant (high-k) films, and other conduct... | 01/18/2011 |
| 7865754 | Power budget management in power over ethernet systems A power budget monitoring circuit in a multi-port PSE includes a differential amplifier and a transistor for setting a reference voltage across a first resistor to establish a reference current, multiple current mirror output devices each associated with a power por... | 01/04/2011 |
| 7865014 | Video auto enhancing algorithm A method for enhancing a video includes applying a linear histogram stretch, a gamma correction, and sigma row, column, and temporal filters to the video. ... | 01/04/2011 |
| 7854513 | One-way transparent display systems A display system includes a projection screen and a projector. The projection screen includes a retarder plate between a polarizer and a transparent screen. The projector projects an image through the polarizer and the retarder plate onto the transparent screen. The... | 12/21/2010 |
| 7852377 | Automatic red eye removal A method for removing a red eye from an image includes (1) calculating a weighted red value for each pixel in the image from red, green, and blue color values and a luminance value of each pixel in the image, (2) selecting a plurality of pixels in the image having w... | 12/14/2010 |
| 7843148 | Driving multiple parallel LEDs with reduced power supply ripple An LED driver is disclosed that drives LEDs connected in parallel. Instead of applying current to all the parallel-connected LEDs at the same time, under control of a common PWM brightness control signal, the application of current to each parallel path is staggered... | 11/30/2010 |
| 7842974 | Gallium nitride heterojunction schottky diode A gallium nitride based semiconductor diode includes a substrate, a GaN layer formed on the substrate, an AlGaN layer formed on the GaN layer where the GaN layer and the AlGaN layer forms a cathode region of the diode, a metal layer formed on the AlGaN layer forming... | 11/30/2010 |
| 7841947 | Multicolor top light for gaming machines In one embodiment of the invention, a top light is provided for a slot machine wherein the white light source and colored film is replaced by a red/green/blue light emitting diode (LED) source. The red, green, and blue components of the LED source are selectively co... | 11/30/2010 |
| 7841935 | Device to automatically change award parameters for a gaming machine A control unit in communication with a plurality of gaming machines selects one or more of the active machines to be set to an enhanced play mode. The selection may be random or based on other factors. During the enhanced play mode, the awards attributed to each sym... | 11/30/2010 |
| 7841934 | Amusement machine having a secondary game for determining a winning amount The gaming device comprises a main game, which results in random outcomes. At least one of the outcomes enables a secondary game. Indicia are selected and displayed in the secondary game. A player positions the indicia of the secondary game by operating controls. A ... | 11/30/2010 |
| 7840067 | Color matching and color correction for images forming a panoramic image A method for color matching a first image and a second image, wherein a first region of the first image and a second region of the second image overlap, includes removing overlapping pixels in the first and the second regions that have pixel values are too different... | 11/23/2010 |
| 7837241 | Two point lock for doors and windows A two point lock includes two pivotally mounted security hooks having sliding faces that engage sliding faces of a spring-loaded mishandling pin when the mishandling pin is vertically extended and the security hooks are rotatably retracted. The mishandling pin is ve... | 11/23/2010 |
| 7836329 | Communication link protocol optimized for storage architectures A communication link protocol is provided for communicating between nodes of an interconnect system via a communication link. In one embodiment, the communication link protocol includes a direct memory access (DMA) command for writing a block of data from a local no... | 11/16/2010 |
| 7836150 | Point-to-point communication using UPnP protocol A first device in a first local area network (LAN) searches for a first Universal Plug and Play (UPnP) enabled router with a first public network address. If found, the first device obtains the first public network address of the first router and configures a first ... | 11/16/2010 |
| 7835559 | Method and apparatus for quantitative and comparative analysis of image intensities in radiographs A system for determining image intensity of a radiograph includes an illuminator for providing lighting to the radiograph, an image reference standard having a predetermined color, a digital imaging device for obtaining a digital image of the radiograph and the imag... | 11/16/2010 |
| 7830600 | Electric roll-up limit detection device An electric roll-up limit device includes a tube coupled by a tube rotor to an electric motor. The tube rotor contains a rocker bar that extends from the tube and activates a lower limit switch when a sheet of material is fully unrolled from the tube. A base below t... | 11/09/2010 |
| 7830159 | Capacitor mismatch measurement method for switched capacitor circuits A method for calibrating a capacitor mismatch error between a sampling capacitor and a feedback capacitor in a switched capacitor circuit includes sampling a fixed input voltage onto the sampling capacitor during a sampling phase of the switched capacitor circuit; p... | 11/09/2010 |
| 7825838 | Capacitor rotation method for removing gain error in sigma-delta analog-to-digital converters A method for removing component mismatch errors for a system parameter being set by a ratio of two or more physical, electrical components (“components”) of the same kind on an integrated circuit including providing an array of component units having the same co... | 11/02/2010 |
| 7825837 | Background calibration method for analog-to-digital converters A method for calibrating an analog-to-digital converter includes sampling an analog input signal and generating input samples, reversing the polarity of at least one input sample, averaging the digital output codes associated with a first pair of input samples where... | 11/02/2010 |
| 7824477 | Ionizer mounting structure for a vehicle air conditioning system The present invention relates to an ionizer mounting structure for a vehicle air conditioning system. The air conditioning system includes an air conditioning case having an internal passageway and an ionizer for generating negative ions and positive ions within the... | 11/02/2010 |
| 7823003 | Voltage referencing clock for source-synchronous multi-level signal buses An input circuit is provided for coupling to a source-synchronous multi-level bus carrying data, clock, and complementary clock signals. The clock and complementary clock signals have a less than full voltage swing than the data signal so they can act as reference v... | 10/26/2010 |
| 7822287 | Removal of stationary noise pattern from digital images A method for removing a stationary noise pattern from digital images uses an adaptive noise estimation algorithm to calculate a prediction of the fixed pattern noise and a confidence estimate for the prediction. In one embodiment, a predicted noise value is obtained... | 10/26/2010 |
| 7821693 | MEMS mirror with rotation amplification and electromagnetic drive A micro-electro-mechanical system (MEMS) mirror device includes a mirror coupled to an actuator by a first torsional hinge along a rotational axis. The actuator has a body and a group of coils extending from the body. An anchor is coupled another end of the actuator... | 10/26/2010 |
| 7816951 | Locally boosted top plate sampling for a sampling capacitor An analog sampling network (100) includes a sampling capacitor being coupled between a bottom plate sampling switch and a top plate sampling switch implemented as NMOS transistors. The top plate sampling switch has source/drain terminals coupled respectively ... | 10/19/2010 |
| 7813357 | Regional service by phone A method is provided to communicate regional services to a telephone gateway device over a public computer network. The method includes a distribution server sending a list of entities offering a desired service in a desired region to the telephone gateway device. T... | 10/12/2010 |
