17884results about "Typewriters" patented technology

A full color, reflective display having superior saturation and brightness is achieved with a novel display element comprising multichromatic elements. In one embodiment a capsule includes more than three species of particles which differ visually. One embodiment of the display employs three sub-pixels, each sub-pixel comprising a capsule including three species of particles which differ visually. Another embodiment of the display employs color filters to provide different visual states to the user. The display element presents a visual display in response to the application of an electrical signal to at least one of the capsules.

A full color, reflective display having superior saturation and brightness is achieved with a novel display element comprising multichromatic elements. In one embodiment a capsule includes more than three species of particles which differ visually. One embodiment of the display employs three sub-pixels, each sub-pixel comprising a capsule including three species of particles which differ visually. Another embodiment of the display employs color filters to provide different visual states to the user. The display element presents a visual display in response to the application of an electrical signal to at least one of the capsules.

A method for sensing the state of an electrophoretic display includes the steps of applying an electrical signal to a display element, measuring an electrical response for the display element, and deducing the state of the display element from the measured electrical response. Also, the parameters of the display materials are determined using the encapsulated electrophoretic display media as a sensor, either alone or in conjunction with other sensors.

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 particle suspended within the suspending fluid; and means for applying to the substrate an electric field effect effective to cause dielectrophoretic movement of the particles to the side wall of the cavity.

A system for printing a gambling ticket on a print medium, the system comprising: a mobile telecommunications device which comprises: a printer module to print the ticket on the print medium; and, a sensor module to sense a print media identifier of the print medium.

A portable printer which can be removably attached to a variety of models and types of portable devices, such as Personal Digital Assistants (PDAs), cell phones, or other terminal devices. The portable devices can be attached to the portable printer via a clip-on adapter, thereby providing a universal clip-on printer. The adapter can take on a variety of shapes to hold the device and is unique for the model and type of each portable device, and contains mating electronic interconnectivity to electrically, wirelessly, or optically connect the portable device to the portable printer to enable communication between the portable device and the portable printer. The portable device connected to the portable printer can operate the portable printer in a controlling relationship.

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 or radio frequency materials. We further describe a printing system capable of laying down said materials in a definite pattern. Such a system may be used for instance to: print a flat panel display complete with onboard drive logic; print a working logic circuit onto any of a large class of substrates; print an electrostatic or piezoelectric motor with onboard logic and feedback or print a working radio transmitter or receiver.

A method for manufacturing a full color, reflective display includes the steps of depositing a first plurality of electrophoretic display elements in substantial registration with a first electrode and a second plurality of electrophoretic display elements in substantial registration with a second electrode. The electrophoretic display elements include a capsule containing a species of particles dispersed in a suspending fluid. The selective deposition of the display elements can be achieved by ink-jet printing methods, screen printing methods or other printing methods. In some embodiments the electrodes are printed onto the substrate before selective deposition of the display elements, while in other embodiments the substrate is provided having the electrodes already disposed on it. In still other embodiments, the sequence of printing of electrodes and electrophoretic display elements can be varied.

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 particle suspended within the suspending fluid; and means for applying to the fluid an electric field effect effective to cause dielectrophoretic movement of the particles to the side wall of the cavity.

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 may be a mixture of two or more fluids or may be a single fluid. The displays may further comprise particles dispersed in a suspending fluid, wherein the particles contain a liquid. In either case, the suspending fluid may have a density or refractive index substantially matched to that of the particles dispersed therein. Finally, also disclosed herein are electro-osmotic displays. These displays comprise at least one capsule containing either a cellulosic or gel-like internal phase and a liquid phase, or containing two or more immiscible fluids. Application of electric fields to any of the electrophoretic displays described herein affects an optical property of the display.

A system of electronically active inks is described which may include electronically addressable contrast media, conductors, insulators, resistors, semiconductive materials, magnetic materials, spin materials, piezoelectric materials, optoelectronic, thermoelectric or radio frequency materials. We further describe a printing system capable of laying down said materials in a definite pattern. Such a system may be used for instance to: print a flat panel display complete with onboard drive logic; print a working logic circuit onto any of a large class of substrates; print an electrostatic or piezoelectric motor with onboard logic and feedback or print a working radio transmitter or receiver.

A mobile telecommunications device, such as a mobile telephone, includes an internal printer for printing on print media external to the device. A speed sensor measures the speed at which a user moves the device relative to the print media and controls the rate of ink ejection accordingly. The device may print images displayed on a display screen of the device or may print image data received through a wireless telecommunications network.

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 may be a mixture of two or more fluids or may be a single fluid. The displays may further comprise particles dispersed in a suspending fluid, wherein the particles contain a liquid. In either case, the suspending fluid may have a density or refractive index substantially matched to that of the particles dispersed therein. Finally, also disclosed herein are electro-osmotic displays. These displays comprise at least one capsule containing either a cellulosic or gel-like internal phase and a liquid phase, or containing two or more immiscible fluids. Application of electric fields to any of the electrophoretic displays described herein affects an optical property of the display.

A process for the manufacturing of a decorative surface element, which element comprises a base layer and a decorative upper surface. A wetting repellent lacquer is printed in a predetermined pattern on the decorative upper surface. The wetting repellent lacquer covers only parts of the decorative upper surface. A wear layer of a UV or electron beam curing lacquer is then applied on top of the decorative upper surface which UV or electron beam curing lacquer is repelled from the parts of the surface being covered by the wetting repellent lacquer whereby a surface structure is achieved.

It is an object to provide an electronic paper display system capable of communicating in non-contact with an electronic paper by transfer apparatus and managing information by use of an electronic paper high in illegibility and portability as a medium of information display. An electronic paper display system that communication is made with display apparatus 2 having an electronic paper and wireless tag from transfer apparatus 1 capable of accessing a PC or a network, to perform a personal identification, based on which display information is transferred. Meanwhile, by transfer apparatuses 1 arranged in plurality in a space, the electronic paper is detected to manage information.

The human body is decorated with highly detailed, multicolored, personalized designs using Wirejet(TM) or electronically controlled ink ejection or similar printing technology. The designs are applied to the epidermal and upper dermal skin layers and last for at least several weeks. The decoration is produced by a print head comprising Wirejet(TM) nozzles, which spray biocompatible inks or dyes onto the skin. The Wirejet(TM) may be connected to a scanning mechanism to scan in one, two, or three directions. The decorations can be applied to contoured skin surfaces following flattening against a screen of intersecting wires, by robotic arm, or using z-axis technology. A computer stores the desired design and controls the firing of the Wirejet(TM) to produce the desired decoration or tattoo.

A keyboard attached to a personal digital assistant (PDA) set having: a hinge unit including a connector to transfer a keyboard input signal to the PDA, and upper and lower hinge covers; a connection unit placed inside of the hinge unit, and can be attached in the front direction or the back direction to the PDA; and a keyboard body connected with the hinge unit, folded and unfolded about the hinge unit, having a typing board on an upper side and a front panel controller (FPC) keypad to input a key pressed on the typing board. Therefore, the keyboard of the PDA can not only be attached in the front direction or the back direction to the PDA, but also separated from the PDA, thus making the usage and maintenance of the keyboard convenient.

An RFID label with embedded tag is passed through an RFID antenna in a printer system, where the RFID antenna allows a roll of such labels to pass in close proximity to the antenna and still allow each individual RFID tag to be read and / or programmed. The RFID antenna module is formed with a transmission line coupled to an RF phase splitter, where in one embodiment, the transmission line is formed from two parallel conductive strips.

An RFID label with embedded tag is passed through an RFID antenna in a printer system, where the RFID antenna allows a roll of such labels to pass in close proximity to the antenna and still allow each individual RFID tag to be read and / or programmed. The RFID antenna has a rectangular RF field spreader in contact with a triangular divergent RF conductor with an RF source point at the point. Ground planes are located on either side of the antenna. In another embodiment, the printer system extracts or parses bar code commands from a data stream and passes the commands to both a printer and an RFID reader to print the image and program the tag with the bar code information.

One or more reflectance modifying agent (RMA) such as a pigmented cosmetic agent is applied selectively and precisely with a controlled spray to human skin according to local skin reflectance or texture attributes. One embodiment uses digital control based on the analysis of a camera images. Another embodiment, utilizes a calibrated scanning device comprising a plurality of LEDs and photodiode sensors to correct reflectance readings to compensate for device distance and orientation relative to the skin. Ranges of desired RMA application parameters of high luminance RMA, selectively applied to middle spatial frequency features, at low opacity or application density are each be significantly different from conventional cosmetic practice. The ranges are complementary and the use of all three techniques in combination provides a surprisingly effective result which preserves natural beauty while applying a minimum amount of cosmetic agent.

A hand-held printer system is designed for printing a stored image onto a surface or other media. In particular, various embodiments are adapted for hand-held printing onto the surface of a whiteboard. In embodiments, the printer system comprises a marking mechanism including at least one print head, a global position sensing system that senses a position of the at least one print head, and a control mechanism that actuates the at least one print head based on the sensed position. In other embodiments, the system comprises a local position sensing system that senses a position of the at least one print head relative to a drawing surface.

The invention generally pertains to a computing device. More particularly, the invention pertains to an improved keyboard arrangement for use in the computing device. One aspect of the invention pertains to a movable keyboard that can be opened or removed to gain easy access to internal components of the computing device. Another aspect of the invention pertains to a magnetic keyboard securing system suitable for holding the movable keyboard relative to the computing device. The invention is particularly useful in computing devices such as portable computers.

A cassette accommodating portion having an upper open structure is provided on a rear side of a body case in a label tape forming device. A first pressing member and a second pressing member protrude downward from right and left of the inner surface of a cover having a center of rotation at the rear side of the body case. A fin-shaped first detector portion and a fin-shaped second detector portion are formed on right and left of the rear side of a cassette to be installed. When the cassette is installed in the cassette accommodating portion in a proper posture and the cover is closed, the first detector portion and the second detector portion are pressed by the first pressing member and the second pressing member, respectively, and thus the cover is completely closed.

A camera system comprising:at least one area image sensor for imaging a scene;a camera processor means for processing said image scene in accordance with a predetermined scene transformation requirement; anda printer for printing out said processed image scene on print media, utilizing printing ink stored in a single detachable module inside said camera system;said camera system comprising a portable hand held unit for the imaging of scenes by said area image sensor and printing said scenes directly out of said camera system via said printer.

An embodiment of a printing apparatus is provided as including a chassis, a print engine supported by the chassis, and a casing of a cardboard material comprising cellulose fiber attached to the chassis and surrounding the print engine when attached to the chassis. A business method for recycling or refurbishing a recyclable printing mechanism is also provided.

A data structure encoded on a surface of an objectincludes a plurality of block data regions. Each of the block regions includes a spatially distributed redundantly encoded data region containing data in encoded form, a clock mark structure located adjacent a first peripheral portion of the encoded data region, and a target structure located adjacent the clock mark structure. Each of the block data regions further includes an orientation data structure indicative of an orientation of the data structure.

A print and method of making a print having a invisible coordinate system on the same side as the image using a digital printer. The print may include additional invisible information which relates to specific parts of the image.

According to the present invention, a method and an apparatus therefor are provided that enable to automatically print a desired nail art picture on one's own fingernail surface. The method of the present invention comprises the steps of: holding a nail surface (2) on a finger holder (9); selecting one or more nail art pictures from nail art pictures stored in a computer (4), as a printing pattern; moving either one or both of a nozzle unit (1) and the finger holder (9) by controlling of the computer (4); and printing the selected printing pattern on the nail surface (2) by having ink jetted ink from the nozzle unit (1) by controlling of the computer (4). The apparatus of the present invention comprises: a computer (4); a finger holder (9); a nozzle unit (1) controlled by the computer (4); and moving device (3) for moving either one or both of the nozzle unit (1) and the finger holder (9) controlled by the computer (4). It may be arranged that the computer (4) has a display (22) and data input device, such as a video movie camera (28), connected thereto, to input and display printing patterns and printing masks for limiting the printing areas of the printing patterns, edit either one or both of printing patterns and printing masks on the screen (23) of the display (22), display printing patterns with printing masks put thereon, on the nail surface of a nail image, and select and store a printing pattern with a printing mask(s) put thereon.