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Patent No. 6650315

Mouse device with a built-in printer

A mouse device for use as an input device of a computer is provided that includes a housing in which recording paper is loadable, and a printer unit provided within the housing for printing on the recording paper print information received from the computer.

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Class 315/150 - Radiant energy responsive load device


Subclass of Class 315 - Electric lamp and discharge devices: systems
Definition: Systems wherein the load device is a radiant energy sensitive
No. of patents: 123
Last issue date: 04/27/2010


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NumberTitleIssue Date
7705541Light control circuit
An illuminance sensor is formed as a current output type sensor that outputs a current which increases or decreases in an analog manner corresponding to an increasing or decreasing change of the illuminance. A light-emitting device is connected with a detection resi...
04/27/2010
7391162Luminaire with LED(s) and method for operating the luminaire
The invention relates to a luminaire with at least one LED and a method for operating the luminaire. The luminaire has a sensor for detecting at least a part of the light emitted by the LED and also a control unit for evaluating the sensor signals and for influencin...
06/24/2008
7369060Distributed intelligence ballast system and extended lighting control protocol
A ballast for use in a multi-ballast lighting system wherein the ballasts are coupled together by a digital communication network. The ballast comprises a power circuit portion for providing an electrical current to power a lamp. The ballast further includes a senso...
05/06/2008
7345430Electrical energy discharge control
Systems and methods presented herein provide for the control of electrical energy discharge from an electrode. In this regard, a sensor detects electrical energy discharged from the electrode and generates an electronic signal representative of a detected electrical...
03/18/2008
7333165Liquid-crystal display apparatus and electronic device
A liquid-crystal display apparatus includes a liquid-crystal panel (25) having a color filter (26), a W light-emitting diode (22w) for irradiating white light to the liquid-crystal panel (25), RGB light-emitting diodes (22
02/19/2008
7329998Lighting system including photonic emission and detection using light-emitting elements
The present invention provides a system and method for generating light using light-emitting elements and detecting the intensity and spectral power distribution of light using the same light-emitting elements as spectrally sensitive photodetectors. The light-emitti...
02/12/2008
7318658High power LED color bulb with infrared remote function
A high power LED color bulb with infrared remote function has a reflector having front and rear openings and a light guide hole, a light guide bar received inside light guide hole, an LED module with LED chips and a bulb cover with a controlling circuit board. The L...
01/15/2008
7301286Method of detecting an arc in a glow-discharge device and apparatus for controlling a high-frequency arc discharge
In a method of detecting arc discharge in a glow-discharge apparatus GD that has a high-frequency power source PS, a cutting pulse is output for time T1 to the high-frequency power source PS to stop a supply of power to the glow-discharge apparatus GD, when dVr/dtâˆ...
11/27/2007
7288895System to improve display efficiency based on recycling local heat source
A system to improve display efficiency based on recycling a local heat source. In one embodiment, the system includes a display and a lamp to illuminate the display. Heat from a heat generating component within the system in transferred to the lamp. In one embodimen...
10/30/2007
7259744Dielectrophoretic displays
A dielectrophoretic display comprises a substrate having walls defining at least one cavity, the cavity having a viewing surface and a side wall inclined to the viewing surface; a suspending fluid contained within the cavity; a plurality of at least one type of part...
08/21/2007
7256557System and method for producing white light using a combination of phosphor-converted white LEDs and non-phosphor-converted color LEDs
A system and method for generating white light involves using a combination of phosphor-converted white LEDs and non-phosphor-converted color LEDs to produce white light and adjusting the emitted light in response to feedback signals. Generating white light using a ...
08/14/2007
7245471Discharge device for inductive devices
A method and apparatus for protecting an energized inductive device such as an electromagnet from an open circuit, i.e., the loss of the power source for the inductive device. A diode is connected across terminals of the inductive device such that when the inductive...
07/17/2007
7242513Encapsulated electrophoretic displays having a monolayer of capsules and materials and methods for making the same
An encapsulated electrophoretic display having a plurality of non-spherical capsules disposed substantially in a single layer on a substrate. ...
07/10/2007
7236290Electrophoretic medium with improved stability
An electrophoretic medium comprises a liquid and at least one particle disposed within the liquid and capable of moving therethrough on application of an electric field to the medium. The medium further comprises a free radical scavenger selected from the group cons...
06/26/2007
7236292Components and methods for use in electro-optic displays
A front plane laminate useful in the manufacture of electro-optic displays comprises, in order, a light-transmissive electrically-conductive layer, a layer of an electro-optic medium in electrical contact with the electrically-conductive layer, an adhesive layer and...
06/26/2007
7223672Processes for forming backplanes for electro-optic displays
A non-linear element is formed on a flexible substrate by securing the substrate to a rigid carrier, forming the non-linear element, and then separating the flexible substrate from the carrier. The process allows flexible substrates to be processed in a conventional...
05/29/2007
7221106Cordset based appliance controller
An apparatus and method for distributed control of an electrical appliance having a plug and a load and two power carrying conductors connecting the plug to the load, comprising locating power control elements completely within the plug, connecting interface element...
05/22/2007
7214950Transition radiation apparatus
In one embodiment of the present invention, thermal deformation or bending of membranes in a transition radiation emitting structure can be reduced by providing flex regions in the membranes or the membrane support structures. In a second embodiment, deformation of ...
05/08/2007
7212287Providing optical feedback on light color
Optical feedback for controlling color of light from a light source is provided. Incident optical energy of the light is detected as a function of discrete steps of wavelength. For each discrete step of wavelength, an X, Y and Z tristimulus subvalue is produced. All...
05/01/2007
7183727Optical and temperature feedbacks to control display brightness
An illumination control circuit allows a user to set a desired brightness level and maintains the desired brightness level over temperature and life of a light source. The illumination control circuit uses a dual feedback loop with both optical and thermal feedbacks...
02/27/2007
7170670Electrophoretic medium and display with improved image stability
An electrophoretic medium comprises a plurality of particles suspended in a suspending fluid, the particles being capable of moving through the fluid upon application of an electric field to the medium, the fluid having dissolved or dispersed therein a polymer havin...
01/30/2007
7164110Diode-based light sensors and methods
The present invention provides an illumination management system that includes a first LED that outputs a first signal when exposed to a first spectrum of light, the first signal indicating an intensity of light from the first spectrum; a second LED that outputs a s...
01/16/2007
7148128Electronically addressable microencapsulated ink and display thereof
We describe a system of electronically active inks which may include electronically addressable contrast media, conductors, insulators, resistors, semiconductive materials, magnetic materials, spin materials, piezoelectric materials, optoelectronic, thermoelectric o...
12/12/2006
7109968Non-spherical cavity electrophoretic displays and methods and materials for making the same
Disclosed herein are novel electrophoretic displays and materials useful in fabricating such displays. In particular, novel encapsulated displays are disclosed. Particles encapsulated therein are dispersed within a suspending, or electrophoretic, fluid. This fluid m...
09/19/2006
7091672High efficiency off-line linear power supply
A power supply circuit comprising a first switching transistor having a control terminal and a control terminal switching threshold and that charges current from a voltage source into a charge storage capacitor, a control circuit controlling the on/off operation of ...
08/15/2006
7067992Power controls for tube mounted LEDs with ballast
A power saving device for a light emitting diode (LED) lamp mounted to an existing fixture for a fluorescent lamp having a ballast assembly and LEDs positioned within a tube and electrical power delivered from the ballast assembly to the LEDs. The LED lamp includes ...
06/27/2006
7045975Apparatus and methods for providing emergency safety lighting
The present invention transforms existing electrical wall outlets into an emergency lighting system for homes, hospitals, hotels, nursing homes and businesses. The lighting device, designed as a replacement electrical wall outlet or receptacle, simply plugs into an ...
05/16/2006
7030854Apparatus for displaying drawings
A first apparatus for displaying drawings comprises a housing having an aperture, a drawing sheet comprising electro-optic material movable through the aperture between closed and open positions, and a writing device for writing on the sheet as it moved between its ...
04/18/2006
7029637Apparatus for ozone production, employing line and grooved electrodes
An ozone generation cell has a first conductor generally having a line geometry and a second conductor having a first groove formed in a surface thereof, and having first and second flanks on opposite sides of the first groove. The second conductor and the first gro...
04/18/2006
7016818Method of evaluating the power transmission ability of frictional power transmission belt and method of aiding the designing for belt drive system
The power transmission ability of a belt for high power transmission is predicted. A power transmission ability curve of the belt that does not depend on the layout relative to the pulleys is found, thereby to facilitate evaluation of the belt power transmission abi...
03/21/2006
7012600Methods for driving bistable electro-optic displays, and apparatus for use therein
A bistable electro-optic display has a plurality of pixels, each of which is capable of displaying at least three gray levels. The display is driven by a method comprising: storing a look-up table containing data representing the impulses necessary to convert an ini...
03/14/2006
7009343System and method for producing white light using LEDs
A system and method for generating white light involves using a combination of white, red, green, and blue LEDs to produce white light and adjusting the emitted light in response to feedback signals. A light system has a light source that includes at least one white...
03/07/2006
7009756Electrophoretic display device
An electrophoretic display device capable of realizing a stable memory characteristic without relying on a circuit-open state is provided. The electrophoretic display device has a cell structure including at least two electrodes, fixing surfaces each associated with...
03/07/2006
6980196Printable electronic display
A display system includes a substrate upon which the display system is fabricated; a printable electrooptic display material, such as a microencapsulated electrophoretic suspension; electrodes (typically based on a transparent, conductive ink) arranged in an interse...
12/27/2005
6961044Apparatus and method for reducing power consumption of LCD backlight lamp
A apparatus and a method for reducing power consumption of a LCD (Liquid Crystal Display) backlight lamp includes a power unit supplying power, a control unit being supplied power from the power unit and outputting a brightness control information signal by incremen...
11/01/2005
6958848Capsules, materials for use therein and electrophoretic media and displays containing such capsules
An encapsulation material, intended for use in encapsulated electrophoretic displays, comprises the coacervation product of a polyanionic polymer having a vinyl main chain and a plurality of anionic groups bonded to the main chain, with a cationic or zwitterionic wa...
10/25/2005
6952082Microwave excited ultraviolet lamp system with single electrical interconnection
A microwave excited ultraviolet lamp system having a single electrical cable that supplies operating voltages from a power supply to a lamp head. The single electrical cable may provide high voltage to a magnetron of the lamp head and a lesser voltage to an internal...
10/04/2005
6950220Electro-optic displays, and methods for driving same
The invention relates to electro-optic displays and methods for driving such displays. The invention provides (i) electrochromic displays with solid charge transport layers; (ii) apparatus and methods for improving the contrast and reducing the cost of electrochromi...
09/27/2005
6906280Fast pulse nonthermal plasma reactor
A fast pulsed nonthermal plasma reactor includes a discharge cell and a charging assembly electrically connected thereto. The charging assembly provides plural high voltage pulses to the discharge cell. Each pulse has a rise time between one and ten nanoseconds and ...
06/14/2005
6906449Hybrid thermionic energy converter and method
The present invention embodies a solid state thermionic energy converter and is directed to a method and apparatus for conversion of thermal energy to electrical energy, and electrical energy to refrigeration. The present invention maintains a thermal separation bet...
06/14/2005
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