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| Number | Title | Issue Date |
| 6579462 | Plasma addressed liquid crystal display with glass spacers A flat display device, preferably of the PALC type, in which the plasma channels are formed by etching laterally-spaced slots in a spacer plate, attaching a thin dielectric sheet over the etched spacer plate, and bonding the etched spacer plate to a trans... | 06/17/2003 |
| 6064212 | Method for determining the transmission characteristics of an electric line The invention relates to a method for determining the transmission characteristics (H(jf)) of an electric line (2) in an ISDN system, in which a test signal (m(t)) is applied to the line (2) at one end, and at the other end of the line (2) the received si... | 05/16/2000 |
| 6064193 | Method and apparatus for measuring the mean square value of an electrical signal A method and apparatus for measuring the RMS value of an electrical signal. An electrical signal is converted to a digital signal. The digital signal is squared and low pass filtered to extract the DC component, the DC component being recognized as the me... | 05/16/2000 |
| 6056394 | Solid ink stick feed system A solid ink stick feed system for use in a color printer is disclosed that utilizes a plurality of ink stick feed receptacles in an ink stick feed bin of predetermined shapes corresponding to the plurality of shapes of the ink sticks such that an incorrec... | 05/02/2000 |
| 6047836 | Card guide with airflow shutters A card guide allowing or impeding airflow to a circuit card uses overlapping airflow shutters disposed longitudinally along the bottom of the card guide. The shutters are operated in response to the insertion of a card into the card guide by the action of... | 04/11/2000 |
| 6049393 | Method for enhancing resolution in a printed image A method for increasing resolution in a image printed by an ink jet printer is provided. The method selectively removes painted pixels from a bit map to ensure that no two adjacent pixels are painted by the same ink jet. The method removes painted pixels ... | 04/11/2000 |
| 6041043 | SONET path/ATM physical layer transmit/receive processor A SONET path/ATM physical layer transmit/receive processor ASIC for OC-48 makes use of a 32-bit wide interface between a source/destination and the rest of the processor. Adjacent the interface is an ATM cell processor, and between the ATM cell processor ... | 03/21/2000 |
| 6039794 | Anthraquinone colorants for phase change inks Phase change inks containing at least one colorant that comprises the reaction product of at least one oxy-substituted-9,10-anthraquinone compound with at least one monofunctional amine.... | 03/21/2000 |
| 6027661 | Method of fabricating a channel substrate for a palc display panel A channel member for a PALC panel is fabricated from a substrate of hard transparent material by forming a layer of conductive material over an upper surface of the substrate, forming a layer of insulating material over the layer of conductive material, r... | 02/22/2000 |
| 6028138 | Phase change ink formulation using urethane isocyanate-derived resins, a polyethylene wax and toughening agent Urethane resins are made by reacting selected nucleophiles, such as alcohols including a hydroxyl containing toughening agent, with an isocyanate. A colored urethane resin is combined to form a phase change ink. The order of addition of the isocyanate and... | 02/22/2000 |
| 6028572 | Structure for a PALC display panel having a helium filling doped with hydrogen An anode in a channel of a PALC display panel has an upper surface of a material that is electrically conductive and is non-oxidizing.... | 02/22/2000 |
| 6029194 | Audio/video media server for distributed editing over networks An audio/video media server for distributed editing over networks receives requests from clients on the networks that include a clip identifier, a delivery destination identifier and the frame numbers from the clip desired. The media server parses the req... | 02/22/2000 |
| 6029018 | Color capable electrophotographic printer A color capable electrophotographic printer remains operable for monochrome printing when one or more toner cartridges are unavailable for use. Instead of reverting to an error state when a toner cartridge is missing or unavailable, the laser printer rema... | 02/22/2000 |
| 6028645 | Digital video effects apparatus and method therefor A digital video effects apparatus has a graphical user interface having a display upon which is produced a video image within a predetermined shape, the video Image being rotated in time and space to represent a 3-dimensional effect. Control points are se... | 02/22/2000 |
| 6025848 | Ancillary data distribution display An ancillary data distribution display presents a graphic display in Cartesian coordinates of the video line numbers for a video frame from a serial digital video data stream along one axis and a data count for each line along the other axis for ancillary... | 02/15/2000 |
| 6022226 | Banana type electrical receptacle An electrical receptacle mountable on and positionable within a substrate has an electrically conductive element that includes a conductive member with deformable electrical leads extending therefrom. The deformable electrical leads have first and second ... | 02/08/2000 |
| 6022909 | Photochromic ink A photochromic phase change ink composition that contains (A) at least one selected polymeric and photochromic yellow phase change colorant and (B) a phase change ink carrier composition comprising (1) a resin selected from the group consisting of a ureth... | 02/08/2000 |
| 6018005 | Phase change ink formulation using urethane isocyanate-derived resins and a polyethylene wax Urethane resins are made by reacting selected nucleophiles, including alcohols, with an isocyanate. The order of addition of the isocyanate and the different nucleophiles can tailor the distribution of di-urethane and mixed urethane/urea molecules in the ... | 01/25/2000 |
| 6016556 | System for identifying an acquisition sample corresponding to a source code statement A system and method for locating a data sample in a logic analyzer or emulator acquisition buffer corresponding to a source code statement employs first and second windows, wherein one window displays the contents of the acquisition buffer, for example, i... | 01/18/2000 |
| 6015205 | Print head restraint mechanism A print head restraint mechanism for limiting movement of a print head during transport of the printing apparatus is provided. The restraint mechanism includes a moveable pin that selectively engages the print head. An engaging mechanism moves the pin int... | 01/18/2000 |
| 6016032 | PALC panel with wire electrodes A channel member for a PALC panel has a channel in its surface and a wire in the channel as an electrode of the PALC panel.... | 01/18/2000 |
| 6015847 | Magenta phase change ink formulation containing organic sulfonic acid A phase change ink composition comprising a phase change carrier composition, at least one compatible phase change magenta colorant material, and at least one organic sulfonic acid compound is disclosed. The sulfonic acid stabilizes the magenta dye.... | 01/18/2000 |
| 6007347 | Coaxial cable to microstrip connection and method A coaxial cable 24 has an outer conductor 74 surrounding an inner conductor 70. A portion 76 of the inner conductor 70 is stripped of insulation and extends beyond the end of the outer conductor at a cable end 30. A circuit board 12 has a major surface an... | 12/28/1999 |
| 6003971 | High-performance ink jet print head having an improved ink feed system An ink jet array print head (101) includes four media-width linear ink jet arrays (100). Ink flows from four sets of manifolds (106) through acoustically matched inlet filters (116), inlet ports (117), inlet channels (118), pressure chamber ports (120), a... | 12/21/1999 |
| 6003831 | Instrument with stand and hook A stand for removably securing a housing of an electrical instrument to another structure. The stand has a support arm connected to the housing, with a free end movable with respect to the housing. A grip element is connected to the arm and is movable ove... | 12/21/1999 |
| 6000097 | Instrument with strengthened hollow handle An elongated bail handle for an electronic instrument housing with opposed ends providing handle mounts. The handle has an elongated intermediate portion extending the width of the instrument, and a pair terminal arm portions each connected to the interme... | 12/14/1999 |
| 6001160 | Phase change ink additive for improved electronic level sensing reliability and type encoding Phase change ink additives are disclosed which comprise quaternary ammonium salts that are extremely useful in producing phase change inks with increased specific conductance. Higher specific conductance is necessary for reliable functioning of electronic... | 12/14/1999 |
| 5999163 | Digital oscilloscope with high live time recording of signal anomalies and method A method of analyzing and displaying waveforms by acquiring an electrical signal, converting it into a stream of digital data points, and sequentially storing each data point to a memory device. Then, analyzing each of the data points to detect whether th... | 12/07/1999 |
| 5994453 | Phase change ink formulation containing a combination of a urethane resin, a mixed urethane/urea resin, a mono-amide and a polyethylene wax Phase change carrier compositions made from the combination of at least one urethane resin; at least one urethane/urea resin; at least one mono-amide; and at least one polyethylene wax are disclosed. The order of addition of the reactants to form the reac... | 11/30/1999 |
| 5995151 | Bit rate control mechanism for digital image and video data compression A bit rate control mechanism for a digital image or video compression system estimates a complexity parameter for a current picture, or block of samples, of a video signal as a function of parameters for a prior picture of the video signal, which paramete... | 11/30/1999 |
| 5995117 | Rasterization control method One or more recently acquired waveform data sets are maintained in memory after they are initially rasterized. During repeated waveform acquisitions, when the trigger and new waveform acquisition rates become so low that rasterizer time is being wasted, o... | 11/30/1999 |
| 5988808 | Intermediate transfer surface supply system A supply system for supplying liquid to an applicator assembly in an imaging apparatus is provided. The supply system includes a liquid retaining reservoir that is in fluid communication with an applicator assembly. The reservoir utilizes a collapsible be... | 11/23/1999 |
| 5991564 | Electrophotographic duplex printing media system A method and system media sheet handling in an electrophotographic color desktop printer are disclosed wherein a media sheet is imaged with toner on both sides of the media sheet without smudging or remelting the images. The temperature of the fusing roll... | 11/23/1999 |
| 5988805 | Chiral shaped ink sticks An ink stick shape for use in a printer ink stick feed chute is disclosed wherein the opposing sides of the ink stick are tapered or angled from the horizontal so that at least one area intermediate the top and the bottom of the ink stick is a greater dis... | 11/23/1999 |
| 5990619 | Electrode structures for plasma addressed liquid crystal display devices A plasma addressed liquid crystal display system (10) includes improved electrode structures (90, 100, 130) that are nonuniform parallel to their surfaces and may also be nonuniform perpendicular to their major surfaces. The nonuniformities include surfac... | 11/23/1999 |
| 5986637 | Digital oscilloscope architecture for signal monitoring with enhanced duty cycle To increase the percentage of time that an input signal is actively monitored, a digital oscilloscope has an acquisition system (100) that includes an analog-to-digital converter (15), an acquisition memory (40), an acquisition rasterizer (50), and a rast... | 11/16/1999 |
| 5982712 | Method and apparatus for measuring time intervals between electrical signals A method and apparatus for measuring time intervals between electrical signals. A coincidence detection circuit is adapted to detect coincidence or near coincidence of two signals and to provide for selection from a plurality of predetermined delays to re... | 11/09/1999 |
| 5982249 | Reduced crosstalk microstrip transmission-line A reduced crosstalk microstrip transmission-line has a plurality of microstrips sandwiched between a lower base dielectric layer of flexible circuit material and an upper coverlay with higher permittivity and of different flexible circuit material than th... | 11/09/1999 |
| 5982775 | Forwarding multicast frames on an ethernet bridge Forwarding of multicast data frames over an Ethernet bridged network infrastructure is performed by storing in a bridge forwarding table the multicast destination address when the hosts are polled via the bridge by a router. Then when a multicast data fra... | 11/09/1999 |
| 5978052 | Method of operating a plasma addressed liquid crystal display panel to extend useful life of the panel A display device for displaying an image represented by an incoming raster scan video signal comprises a PALC display panel having a rectangular array of addressable panel elements. A frame buffer stores a frame of video and a comparator compares the inco... | 11/02/1999 |
