baber/WOPTO huggingface dataset:
Patent TW-339458-B (TW)
Title: The processes for improving buried contact trench
Inventor: JIN SHEAN-WEI
IPC: H01L21/302
Filed: 1996-05-28
Granted: 1998-09-01
Abstract: A method for forming buried contact in semiconductor substrate; it is used for producing IC, and includes: Form gate silica layer on surface of semiconductor substrate; Deposit 1st polysilicon on gate silica layer; Etch the portion of 1st polysilicon and gate silica layer that is uncovered by buried contact mask, to provide the open that is through to semiconductor substrate; Deposit 2nd polysilicon layer on 1st polysilicon layer and semiconductor substrate located inside the open; Doped 2nd polysilicon; Drive dopant, to form buried contact junction inside the semiconductor substrate that locates under the open; Deposit silica layer on 2nd polysilicon layer; Pattern the silica and 2nd polysilicon layer, to form polysilicon contact on buried contact junction, in which, the mask used for patterning is not aligned, and portion of buried contact inside the semiconductor substrate is exposed, and portion of 1st polysilicon layer is used as residue; Form photoresist covered on polysilicon contact, and extend to any side of polysilicon contact, and the exposed portion of buried contact junction inside the semiconductor substrate is covered by photoresist layer; Etch 1st polysilicon layer residue, in which, the exposed portion of buried contact junction located inside the semiconductor substrate is protected by photoresist to prevent etching. It is then completed the forming of buried contact in IC processes.
Patent TW-360654-B (TW)
Title: Oxazolidinone derivatives, their preparation and therapeutical use
Inventor: JEGHAM SAMIR
IPC: A61K31/422
Filed: 1996-06-01
Granted: 1999-06-11
Abstract: The present invention relates to isoindole derivatives, and more particularly to 5-(hydroxymethyl)oxazolidine-2-one derivatives which are substituted at the 3 position by an indazole, benzisoxazole or benzisothiazole ring system, to a process for their preparation and to their application in therapy. A compound of general formula (I) in which: X represents an oxygen atom, a sulphur atom or a group NR, R being a hydrogen atom or a linear or branched C1-C4 alkyl chain, R1 represents a hydrogen atom or a methyl group, and R2 represents: (i) a group R3 O in which R3 represents alternatively a hydrogen atom, or a benzyl group which is optionally substituted with a halogen atom or with a nitro or methylenedioxy group, or represents a methoxyethyl, butyl, 4,4,4-trifluorobutyl, 4,4,4-trifluoro-3-hydroxybutyl or 4,4,4-trifluorobut-2-enyl group, or (ii) a group -CH=CH-R4 or -CH2-CH2-R4, in which R4 represents a hydrogen atom or a phenyl, 3,3,3-trifluoropropyl or 3,3,3-trifluoro-2-hydroxypropyl group, in the form of enantiomers or diastereoisomers, or of mixtures of these various forms, including racemic mixtures.
Patent TW-399392-B (TW)
Title: Noise cancellation and noise reduction apparatus
Inventor: ANDREA DOUGLAS
IPC: G10L21/0208
Filed: 1996-06-06
Granted: 2000-07-21
Abstract: This invention relates to a method and an apparatus for reducing ambient noise for use with a headset or a boom headset attached to a boom microphone device or the like. The apparatus can include a sensor microphone to detect a background noise signal, a desires input audio transmission, and signal processing means for canceling the noise signals to create an inverted anti-noise signal within an acoustical waveguide located adjacent to the earphone of headset. The method for reducing noise according to this invention is provided by an open loop circuit allowing the input audio signal from an operator or caller to be transmitted to the user's eat without the disturbance of unwanted ambient noise. The method provides adjustments to the gain/or and phase of a noise signal for canceling the noise component detected, within an acoustical waveguide to produce a quiet zone for the desired audio speech to be transmitted. The apparatus can also include a noise cancellation microphone transmitter system having a first and second microphone arranged such that the first microphone receives a desired speech input and the background noise present in the vicinity of the speech, and the second microphone receives substantially only the background noise. The background noise from the second microphone is converted into a corresponding electrical signal and subtracted from a signal corresponding to the speech and background noise obtained from the first microphone so as to produce a signal representing substantial the speech. The active noise cancellation and noise reduction system is enhanced with the following features: an automatic audio microphone transmission by sensing speech (a ""VOX"" circuit), transmitting portion of microphone signal to earcup speaker by an increased gain sidetone cnannel (""sidetone""), and converting an active noise cancellation microphone to a standard omni-directional microphone by removing the voice microphone from the circuit design and increasing the gain of the noise microphone amplifier. The first and second microphone may be utilized as a directional microphone according to this invention when a far field response is desired. The method of the invention also relates to the use of a two terminal microphone configuration.
Patent TW-330894-B (TW)
Title: The image forming apparatus
Inventor: MORI HIROTAKA
IPC: B41L19/00
Filed: 1996-11-01
Granted: 1998-05-01
Abstract: An image forming apparatus, it is using image forming apparatus with image carrier to form different colors image, and directly printing the different colors image on printing material carried on endless carrier or endless carrier to proceed forming image. Its features include: - Phase detector for detecting at least one rotating phase in image carrier or endless carrier of image forming apparatus; - Rotation phase adjuster for adjusting at least one rotating phase in image carrier or endless carrier of image forming apparatus, according to phase information from phase detector.
Patent TW-308675-B (TW)
Title: Digital signal processor
Inventor: CHEN JERRY
IPC: G06F7/38
Filed: 1996-11-07
Granted: 1997-06-21
Abstract: A Digital Signal Processor (DSP) includes a Random Access Memory (RAM) (12) for storing predetermined coefficients and data samples and a first latch (13) coupled to the RAM (12) for temporarily storing either a coefficient or a data sample from the RAM. A multiplier (14) is arranged for multiplying a value from a first input, which is coupled to the first latch (13), and a multiplicand from a second input to produce a product. A second latch (16) is coupled to temporarily store the product from the multiplier (14). An output of the second latch (16) is coupled back to the second input of the multiplier (14), via a multiplexer (20), to enable the multiplier (14) to multiply the product by the value in the first latch without requiring further reading of the RAM, thus enabling efficient calculation of a term including Xi. The output of the second latch (16) is also coupled to an adder (17) and an accumulator (19).
Patent TW-353665-B (TW)
Title: Method of preparing protocatechuic acid polymer
Inventor: CHEN JING-HUI
IPC: C08F2/10
Filed: 1997-01-10
Granted: 1999-03-01
Abstract: A method of preparing a protocatechuic acid polymer, which comprises: (1) preparing an aqueous solution of protocatechuic acid and sodium periodate at a pH of around 8.0, and heating the solution; (2) centrifuging all of the solution from the step (1) at 3000 rpm for 10 minutes, retrieving the upper clear solution and adjusting its pH to 11.0, then centrifuging the upper clear solution at 3000 rpm for 10 minutes, and retrieving the upper clear solution; (3) adjusting the pH of the upper clear solution obtained from the step (2) to 2.0, then centrifuging the solution at 3000 rpm for 10 minutes, retrieving the precipitate and dissolving the precipitate with a small amount of sodium hydroxide; (4) separating the solution obtained from the step (3) by using Stirred Cell and cellulose ester (CE) film having molecular sieve for separating out polymer portions having molecular weight larger than 500 Daltons, collecting the separated solution and condensing the solution by a low pressure concentration machine and a freeze dryer into powder thereby obtaining the desired protocatechuic acid polymer.
Patent TW-354326-B (TW)
Title: Rubber-modified aromatic vinyl resin composition
Inventor: TAKEUCHI SATOSHI
IPC: C08L21/00
Filed: 1997-03-17
Granted: 1999-03-11
Abstract: A rubber-modified styrene and derivative resin composition, comprising rubbery elastomer parts in the form of particles with the ratio of major diameter to minor diameter being 1 to 2, and straight-chain, branched, or network rubbery elastomer parts, the surface mean particle diameter of said rubbery elastomer parts in the form of particles being 0.1 <mu>m or less, and the average thickness of said straight-chain, branched or network rubbery elastomer parts being 0.04 <mu>m or less; the rubbery elastomer parts in the form of particles being selected from the following groups: random copolymer or block copolymer of polybutadiene, styrene and butadiene, random copolymer or block copolymer of <alpha>-methylstyrene and butadiene, random copolymer or block copolymer of styrene or isopentadiene, and hydrogenated products thereof, EPR, EPDM, and acrylic rubber; straight-chain, branched or network rubbery elastomer part being selected from the following groups: random copolymer or block copolymer of polybutadiene, styrene and butadiene, random copolymer or block copolymer of <alpha>-methylstyrene and butadiene, random copolymer or block copolymer of styrene or isopentadiene, and hydrogenated products thereof, EPR, EPDM, and acrylic rubber.
Patent TW-476900-B (TW)
Title: Integrated system monitoring use of materials, controlling and monitoring delivery of materials and providing automated billing of delivered materials
Inventor: MOWERY KEVIN M
IPC: G06Q10/08
Filed: 1997-04-02
Granted: 2002-02-21
Abstract: The system and method include a fleet of vehicles to provide material to a plurality of tanks at various customer locations. An inventory indicator associated with each of the tanks provides a quantity signal to the central station indicating the quantity and temperature of each of the tanks. A processor at the central station monitors the quantity signals of each of the tanks to determine past usage rates of the contents of each of the tanks. The processor projects future tank quantities based on the past usage pattern and determines possible routes for each of the vehicles to each of the tanks. The processor optimizes the routes, delivery amounts, and delivery schedule to minimize total delivered cost for the products based on the projected future tank levels and the possible routes to dispatch each of the vehicles.
Patent TW-410217-B (TW)
Title: Substituted N-arylmethylamino derivatives of cyclobutene-3,4-diones
Inventor: HERBST DAVID R
IPC: C07C225/20
Filed: 1997-07-16
Granted: 2000-11-01
Abstract: The compounds of the formula I, wherein R1 represents C1-6 alkyl, C2-4 hydroxyalkyl, C3-5 alkyl having 1 to 5 fluoro substituents; R2 and R3 independently represents hydrogen, C1-4 alkyl, C2-5 alkanoyl, F1-F3 methyl, C2-6 alkoxycarbonyl; with the proviso that when R3 is C2-6 alkoxycarbonyl, R2 must be hydrogen; A is a substituted phenyl group of the following formula II, wherein R4 and R5 independently represents C1-4 alkyl, chloro, or C1-5 alkoxyl; or a pharmaceutically acceptable salt thereof, relaxes smooth muscles.
Patent TW-367623-B (TW)
Title: High Q value inductor and forming method thereof
Inventor: YUNG HAU-JIE
IPC: H01L29/00
Filed: 1998-02-20
Granted: 1999-08-21
Abstract: A kind of forming method for high Q value inductor which effectively reduce the substrate coupling and parasitic capacitors effect in the inductor and applied to standard processes of BiCMOS and CMOS. The method need be provided a semiconductor substrate on which formed planarized interlayer dielectric; then, employing photolithography to create a contact at the position of forming the inductor on the interlayer dielectric and employing the contact as the mask to etch a recession on the semiconductor substrate; lastly, employing thick insulation layer to cover all semiconductor substrate, including interlayer dielectric and recession and planarized insulation layer and forming the inductive coils on the insulation layer. For this kind of inductor, because the inductive coils and semiconductor substrate had increased the spaces by recession and insulation layer, the product can have better inductive characteristics.
Patent TW-382137-B (TW)
Title: Fluorescent display device
Inventor: YOSHINO TATSUYA
IPC: G09G3/12
Filed: 1998-03-11
Granted: 2000-02-11
Abstract: A kind of fluorescent display device which can arbitrarily switch between the positive display and negative display. The device comprises the periphery formed by the front substrate, back substrate and side face plate. The inner side of front substrate has the first cathode composed by the first anode conductor of fluorescent segment type coated by ZnO:Zn fluorescein; and the second anode, totally lighted by ZnO:Zn fluorescein like surrounding the first anode and cathode and control electrode. When lightening the first anode and extinguishing the second fluorescein layer, it can apply positive display of the first anode in a dark background. If lightening the unnecessary display portion of the first anode and extinguishing the display portion and totally lightening the second anode, the dim portion for display of the first anode will form as black negative display in the background totally surrounded by blue light.
Patent TW-451389-B (TW)
Title: Conductive diffusion barrier layer semiconductor device having the same, and manufacturing method thereof
Inventor: HORII HIDEKI
IPC: H01L21/285
Filed: 1998-04-21
Granted: 2001-08-21
Abstract: A semiconductor device using a diffusion barrier layer. The diffusion barrier layer contains Ta, Al and N, where each content ratio is approximately 1 to 60 atomic%. Also, the diffusion barrier layer further contains oxygen having the content ratio of approximately 1 to 50 atomic%. At this time, the Ta may be replaced by Mo, Nb or W. Accordingly, in a capacitor using the diffusion barrier layer, a conductive plug being a lower layer of a storage node of the capacitor may be prevented from being oxidized, and a dielectric layer having a high dielectric constant is formed.
Patent TW-393787-B (TW)
Title: Method to produce a light-emitting element
Inventor: NIRSCHL ERNST
IPC: H01L33/00
Filed: 1998-05-25
Granted: 2000-06-11
Abstract: This invention relates to a method to produce a light-emitting element, in which after the construction of a lager-sequence (2, 3, 4, 5), which has at least one active layer, on the front side of a basis-substrate (1) made from semiconductor material, at least a part of said basis-substrate (1) should be removed and then said layer-sequence (2, 3, 4, 5) is connected with an outer-substrate (9). Said basis-substrate (1) is removed through a wetly chemical etching with an etching-medium that is selective for the material of said basis-substrate, then on the rear-side (6), which faces the front-side of said removed basis-substrate (1), of said layer-sequence (2, 3, 4, 5) is deposited a first metallic contact-layer (7) and on the front-side of said of said outer-substrate (9) is deposited a second metallic contact-layer (10). Such coated rear-side (6) of said layer-sequence (2, 3, 4, 5) will be connected with so coated front-side of said outer-substrate (9) under heating effect through eutectic bonding.
Patent TW-506222-B (TW)
Title: Image compression
Inventor: MOCCAGATTA IOLE
IPC: H04N7/26
Filed: 1998-07-30
Granted: 2002-10-11
Abstract: A method of padding for interlaced video by separating the parity fields prior to padding. This avoid mixing parities during padding. A method of pixel padding in a frame with interlaced format and including an object with an N x N macroblock on the boundary of the object, comprising the steps of: (a) decomposing a frame into even and odd fields by aggregating the even numbered rows into an even field and aggregating the odd numbered rows into an odd field, so that an N x N macroblock on the boundary of an object in said frame decomposes into an N x N/2 block on the boundary of the portion of the object in said even field plus an N x N/2 block on the boundary of the portion of the object in said odd field: (b) padding the N x N/2 block in said even field using pixel values of the boundary of said portion of the object in said even field; and (c) padding the N x N/2 block in said odd field using pixel values of the boundary of said portion of the object in said odd field.
Patent TW-I241956-B (TW)
Title: A composite
Inventor: MEDOFF MARSHALL
IPC: B29B17/00
Filed: 1998-09-01
Granted: 2005-10-21
Abstract: Composites of poly-coated paper and a resin, and methods for forming the composites, are disclosed.
Patent TW-434074-B (TW)
Title: Controlled plasma arc cutting
Inventor: RAMAKRISHNAN SUBRAMANIA
IPC: B23K10/00
Filed: 1998-10-13
Granted: 2001-05-16
Abstract: A process and apparatus for cutting a material using a plasma arc jet provides improved uniformity along the length of cut, despite variations in cutting speed. This is achieved by pulsing the arc current and dynamically varying the pulsing. By this means the momentum of the plasma arc jet can be maintained substantially constant whilst the amount of energy delivered by the plasma arc jet is controllably varied. The pulsing can be dynamically varied in dependence on one or more of the cutting speed, the angie of ejected or a stream of molten material from the cut, the size of the droplets of the ejected material, the intensity or speotral pattern of light emitted from the plasma are jet and material interface, and the arc voltage. The pulses can be varied by varying one or more of the pulsing frequency, the pulse duty, upper value of the pulse current, and depth of the pulses.
Patent TW-495710-B (TW)
Title: Voice control module for control of game controller
Inventor: WANG JONG-DING
IPC: A63F13/06
Filed: 1998-10-15
Granted: 2002-07-21
Abstract: The present invention provides a voice control module for the control of a game controller. The voice control module consists of a microphone, a command mode device, and a continuous mode device. The microphone is used for the input of voice signals. The command mode device is used for, in accordance with a command mode, converting each voice signal inputted from the microphone into a corresponding execution command used for controlling the executions of the game controller. The continuous mode device is used for, in accordance with a continuous mode, converting each voice signal inputted from the microphone into a corresponding switch command. When the continuous mode device recognizes a switch command, the continuous mode device will activate the command mode device to convert the voice signals inputted from the microphone into their corresponding execution commands so to control the executions of the game controller.
Patent TW-379494-B (TW)
Title: Method and apparatus for increasing traffic channels within an AMPS/IS-136 cellular system
Inventor: BALACHANDRAN KUMAR
IPC: H04W88/08
Filed: 1998-10-30
Granted: 2000-01-11
Abstract: A base station providing communications with both AMPS and IS-136 mobile stations is disclosed. The base station includes a plurality of radio units providing a carrier signal. Each radio unit is selectively configurable to operate in at least one of a first idle state, a second state wherein the carrier signal operates according to the AMPS protocol and a third state wherein the carrier signal operates according to the IS-136 protocol. A controller responsive to receipt of a call requests from a mobile unit switches the carrier signal between the first, second and third state.
Patent TW-587944-B (TW)
Title: High SPF perspiration-resistant sunscreen
Inventor: FOWLER KEVIN C
IPC: A61K8/00
Filed: 1998-11-23
Granted: 2004-05-21
Abstract: Sunscreen emulsion formulations of the oil-in-water type containing an aqueous phase, an emulsifier, and an oil phase comprising at least one ultraviolet-absorbing organic compound and hydrophobically treated silica particles, wherein the concentration of said organic compounds is at least about 30 times the concentration of the silica.
Patent TW-482708-B (TW)
Title: Tool with ultra-fine cutting blade and processing tool with ultra-fine cutting blade
Inventor: HASHIMOTO HIROSHI
IPC: B24D5/16
Filed: 1999-03-18
Granted: 2002-04-11
Abstract: To provide a preferable processed surface in which the heat generated during processing is cooled by a cooling liquid retained in a streak groove and having little thermal damage. A tool has a processing acting surface formed by providing a large number of fine streak grooves on a surface of a tip selected from a diamond, CBN, WC, a cemented carbide, a high speed steel, ceramics of other hard materials. A tool with an ultra-fine cutting blade is constituted by forming an ultra-fine cutting blade on a position divided by the streak grooves. Further, the tool is provided with a basement rotatably disposed and at least one tool with an ultra-fine cutting blade. The basement constitutes a holder and retains the tool with an ultra-fine cutting blade.
Patent TW-457264-B (TW)
Title: Foamed styrol products and the method of producing the same
Inventor: FUJIMORI TAKASHI
IPC: B29K25/00
Filed: 1999-05-04
Granted: 2001-10-01
Abstract: The present invention provides a foamed styrol product and the method of producing the same. The foamed styrol product will prevent black smoking when burning, improve heat-resistance and inhibit the heat deformation. Styrene beads are mixed with an inorganic boric acid compound. The mixture is pre-expanded and then allowed to stand for aging. Thereafter, an inorganic boric acid compound and a thermosetting resin are added to the pre-expanded beads, and the resultant mixture is expanded to produce a foamed styrol product (1). In this product (1), the surface of each expanded styrene bead (2) is coated with a coating film (3). When the product (1) is exposed to heat, the coating film (3) inhibits the styrene beads (2) from burning. Upon exposure to a large quantity of heat, the coating film (3) changes into a glassy coating film, which prevents the styrene beads (2) from burning in deeper parts thereof. The glassy film absorbs black smoke to thereby prevent black smoking.
Patent TW-466348-B (TW)
Title: Catadioptric objective for projection with adaptive mirror and projection exposure method
Inventor: WAGNER CHRISTIAN
IPC: G02B27/00
Filed: 1999-05-18
Granted: 2001-12-01
Abstract: The present invention relates to a microlithography catadioptric objective for projection with adaptive mirror, which has at least one curved mirror, wherein at least one of the curved mirror is deformable, and there is an adjustable device to deform the deformable curved mirror, and to provide image error correction in accordance, which is suitable for use in the astigmatism and four-wave property resulted from raising the temperature of lens, making the lens denser, etc.