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| Number | Title | Issue Date |
| 7061954 | Semiconductor optical waveguide structure A method for manufacturing a semiconductor optical waveguide comprises the steps of forming a core layer having an Al content which monotonically increases from the central part thereof to the film surface, and selectively oxidizing the core layer to obtain a periph... | 06/13/2006 |
| 6584608 | Interactive designing process and system of a printed circuit board pattern A computer-aided designing of a wiring pattern of a printed circuit board includes the steps of acquiring an electrical property of a component pin of a component to be connected to a wiring pattern by referring to a database, and defining a wiring-length... | 06/24/2003 |
| 6538126 | Hepatitis C diagnostics and vaccines The present invention provides polynucleotides derived from cDNA of novel type of hepatitis C virus named Korean type hepatitis C virus (KHCV), polypeptides encoded therein, and antibodies directed against the polypeptides; and also provide diagnostics an... | 03/25/2003 |
| 6452786 | Portable electronic device, an operation panel thereof, and operation method of the portable electronic device A portable electronic device includes a main unit which has operation switches, and an operation panel which has operation buttons that press the operation switches and which is rotatably mounted on the main unit. The operation panel can be freely attache... | 09/17/2002 |
| 6446918 | Supporting frame for flexible debris container An apparatus for collection and holding debris in a flexible container includes a platform having a right panel, a center panel and a left panel. Each of the right panel and the left panel are at an angle to a plane defined by the center panel. There is a... | 09/10/2002 |
| 6444850 | Fungicidial compounds having a fluorovinyloxphyenyl moiety and process for the preparation thereof A fungicidal compound of formula (I) having a fluorovinyloxyphenyl moiety and stereoisomers thereof are useful for protecting crops from fungal diseases: ##STR1## wherein: X is CH or N; Y is O or S; Z is O or NH; R1 is hydrogen or CF3 | 09/03/2002 |
| 6432617 | Formulations of positive films The present invention relates to positive film formulations for obtaining color selection, through the use of balanced primary colors, and the method to obtain the same. Said formulations comprise an emulsion sensitive to any type of light and a photograp... | 08/13/2002 |
| 6424171 | Base cell and two-dimensional array of base cells for programmable logic LSI A programmable logic LSI resolves a problem leaving some wiring resource extra upon realizing one circuit (some wiring cells are not used) and leaving some logical resource extra upon realizing another circuit (some logical cell are not used, and can real... | 07/23/2002 |
| 6418116 | Transmission system having an uninterrupted switchover function for a plurality of lines A transmission system having an uninterrupted switchover function for a plurality of lines is disclosed. The aims are to prevent unnecessary switchover and to provide high quality transmission system even using low quality lines with a minimal hardware co... | 07/09/2002 |
| 6411290 | Device, method and distribution medium for drawing images to be displayed on image devices In an image drawing device and method multiple shift amounts are set for shifting, with precision finer than one pixel, the drawing position when the RGB values of each pixel are to be drawn to a frame buffer, and the image is overwritten by drawing the R... | 06/25/2002 |
| 6410134 | Aqueous silicone coating composition and polyester release films coated therewith A silicone coating composition comprising an alkylvinylpolysiloxane, an alkylhydrogenpolysiloxane, a platinum complex catalyst and a water-soluble polyester resin is advantageously used for the preparation of a polyester release film having good release p... | 06/25/2002 |
| 6404881 | Exchange and an exchange system in a communication network In an exchange including: a call processing unit for processing a call occuring at any one of plural subscriber lines, a main line, or a private line; a switch unit for establishing the call route determined by the call processing unit; and a plurality of... | 06/11/2002 |
| 6404454 | Optical printer and print head thereof An optical printer performs optical writing on a film and includes a print head with a luminous source and a plurality of filters selectively set to the luminous source by moving toward a predetermined direction with respect to the luminous source, and a ... | 06/11/2002 |
| 6403412 | Method for in-situ formation of bottle shaped trench by gas phase etching A method fabricates a bottle shaped trench by providing a substrate with a substantially vertical trench therein and a collar about an upper interior portion of the trench and isotropically HCl etching a lower interior portion of the trench under the coll... | 06/11/2002 |
| 6400566 | Electronic device with heat generating parts and heat absorbing parts It is an object of the present invention to provide an electronic device which realizes efficient cooling of heat-generation components and which can be downsized. According to the electronic device of the present invention, a rectangular-shaped heat sink... | 06/04/2002 |
| 6400222 | Linearizer A linearizer is provided which is capable of scaling its circuit down and making it lightweight, of lowering power consumption and of facilitating an input-output calibration. The linearizer is so configured that a first resistor is connected in series to... | 06/04/2002 |
| 6400205 | Diode detection circuit A diode detection circuit is capable of obtaining an ideal rectification voltage even the case of a minute input high-frequency voltage. The circuit includes a first diode that accepts an AC signal; a first parallel circuit consisting of a resistor and a ... | 06/04/2002 |
| 6399990 | Isolated well ESD device The present invention relates generally to protection of integrated circuits from electrostatic discharges and more specifically to the use of devices formed in isolated well regions for electrostatic discharge protection. One aspect of the present invent... | 06/04/2002 |
| 6393532 | Buffer apparatus with data insertion control function, insertion data controlling method, and data insertion apparatus with data insertion control function In data insertion control technique; a plurality of buffers hold different types of data, which are to be inserted into a predetermined transmission medium and are equal in insertion priority, and a data insertion controller controls the data insertion or... | 05/21/2002 |
| 6393051 | Digital subscriber line communicating system and a transceiver in the system A digital subscriber line communicating system and a transceiver therein are disclosed. The system or the transceiver comprises: a unit for calculating a bitmap which defines the number of transmissible bits for each carrier signal in each of periodical n... | 05/21/2002 |
| 6392491 | High-frequency amplifier and amplification element The amplification element is configured by amplifying a multicarrier signal by combining plural carrier waves modulated independently There is disclosed a high-frequency amplifier for amplifying multicarrier signals generated by combining plural carrier waves ... | 05/21/2002 |
| 6392262 | Compound semiconductor device having low-resistive ohmic contact electrode and process for producing ohmic electrode An indium layer sandwiched between palladium layers are treated with heat so that the indium is diffused into a p-type gallium arsenide, and is alloyed with the palladium, whereby the p-type indium gallium arsenide layer decreases a Schottky barrier betwe... | 05/21/2002 |
| 6390831 | Shelf-type telecommunications device including main and sub back wired boards connected by relay connectors A shelf-type telecommunications device has a back wired board assembly mounted on a back of a shelf unit into which a plurality of plug-in units are inserted side by side. The back wired board assembly has a main back wired board to which at least one plu... | 05/21/2002 |
| 6389790 | Chain link, a jewelry chain and a method of forming the same by contouring Several methods of forming links for use with the creation of rope chains is disclosed, whereby the outer peripheries of such links are contoured prior to assembly into rope chains. In one embodiment, the wire used in the formation of intertwinable links ... | 05/21/2002 |
| 6389701 | Hand tool safety shroud A hand tool is fitted with a fixed shield and a movable shield which is rotatably mounted around the fixed shield. The two shields are aligned with one another by each shield being keyed into a countersunk washer formed with an anchor slot for the fixed s... | 05/21/2002 |
| 6389288 | Mobile communication terminal capable of executing location-related services A mobile communication terminal includes: a reported location information detecting unit for detecting reported location information from a base station; a reported location information managing unit for managing one of the reported location information s... | 05/14/2002 |
| 6388879 | Circuit board packaging structure A circuit board packaging structure comprises a plurality of circuit boards disposed in parallel to each other and each packaged with electric circuit parts. The circuit board packaged with electric circuit parts exhibiting a larger exothermic quantity th... | 05/14/2002 |
| 6388530 | Microwave amplifier implemented by heterojunction field effect transistors A microwave amplifier circuit controls the output power thereof depending upon an associated transmitter of a wireless telephone, and a main amplifier transistor and switching transistors of a drain bias controlling circuit are implemented by gallium-arse... | 05/14/2002 |
| 6387821 | Method of manufacturing a semiconductor device In a method of manufacturing a semiconductor device having a multi-layer interconnection, after a via hole has been formed, the inside of the via hole is cleaned using a cleaning solution containing a complexing agent capable of forming a complex with con... | 05/14/2002 |
| 6385754 | Monitor and control system in transmission device A monitor and control system for transmission devices, by which mounting dimensions can be reduced, consumption power can be lowered and the cost can be reduced by reducing a number of connectors connecting units and reducing a number of drivers and recei... | 05/07/2002 |
| 6385741 | Method and apparatus for selecting test sequences A method and an apparatus for selecting test sequences that comprises preparing tree-structured state transition data associated with state transition weights from state transition data, extracting test sequences from the tree-structured state transition ... | 05/07/2002 |
| 6385213 | Frame synchronous pattern processing apparatus and frame synchronous pattern detection apparatus and method for detecting frame synchronous pattern In processing a frame synchronous pattern, a data switch section arranges in such a manner that an object frame synchronous pattern comes as a start of the parallel data, and a provisional-region detection section for samples, among the parallel data, a p... | 05/07/2002 |
| 6385200 | Broadcast control system, network element, and switching node apparatus with broadcast cell routing capabilities in asynchronous transmission mode network A broadcast control system and its components capable of determining unique routes to deliver broadcast cells to every destination in an ATM network, which is designed to avoid network congestion and subsequent degradation in quality of service, as well a... | 05/07/2002 |
| 6385181 | Array antenna system of wireless base station An array antenna system of a wireless base station in CDMA mobile communications has a beam former for forming a plurality of electric beams by applying beam forming to multipath signals received by a plurality of antenna elements of an array antenna and ... | 05/07/2002 |
| 6385167 | ATM switch and method for controlling bandwidth and connection quality ATM connection There is provided an ATM switch including: an input line unit for terminating ATM cells input via an input connection; an output line unit for outputting ATM cells to an output connection; and a switch unit for switching a first ATM connection formed by l... | 05/07/2002 |
| 6381244 | Connectionless communication method A plurality of datagram VCCs, each of which is exclusively for connectionless transfer of data, are established between mutually adjacent exchanges in advance, one of these datagram VCCs is assigned exclusively for connectionless data communication and co... | 04/30/2002 |
| 6380835 | Symmetric multi-layer spiral inductor for use in RF integrated circuits A symmetric multi-layer inductor, providing an increased inductance of a conventional dual-layer inductor, exhibits a quality factor comparable to or better than that of a conventional single-layer inductor. The inductor includes a top metal patterned lay... | 04/30/2002 |
| 6380049 | Semiconductor substrate and method of manufacturing semiconductor device A method of manufacturing a semiconductor device, in which a contact alignment mark (18A) is formed in an interlayer insulating film (17), and a wiring alignment mark (19A) is formed above a gate alignment mark (15A) so that the size of the wiring alignme... | 04/30/2002 |
| 6379782 | Semiconductor device formed with metal wiring on a wafer by chemical mechanical polishing, and method of manufacturing the same An insulating layer is formed on a whole surface of a wafer. Recesses such as wiring grooves are formed in the insulating layer. A part of the insulating layer is removed on a region whose distance from the peripheral edge of the wafer is a value x or les... | 04/30/2002 |
| 6378207 | Flywheel for reciprocating-piston engine In a flywheel assembled from a plurality of parts and having greatly reduced noise proportion for reciprocating-piston engines, especially hand-cranked diesel engines, a first part (17) comprises at least one steel plate, which is joined to at least one f... | 04/30/2002 |
