baber/WOPTO huggingface dataset:
Patent TW-366557-B (TW)
Title: Planarization method for inter-layer dielectric layers
Inventor: LEE YU-HUA
IPC: H01L21/76
Filed: 1998-03-23
Granted: 1999-08-11
Abstract: Planarization method for inter-layer dielectric layers, including the following steps: presentation first a semiconductor component or substrate with the inter-metal line forming different profile depths; forming on the surface of the substrate a first dielectric layer, an etching stop layer and a second dielectric layer as interlayer dielectric layer; performance of CMP to the second dielectric layer for controlling the thickness of the second dielectric layer left by the top of the etching stop layer and; eventually having a higher point on the etching stop layer as end of etching, for back etching the second dielectric layer that has been left over.
Patent TW-431942-B (TW)
Title: Polishing device
Inventor: NUMAMOTO MINORU
IPC: B24B37/30
Filed: 1998-04-01
Granted: 2001-05-01
Abstract: The present invention relates to a polishing device (100), comprising a turn table (10), which polishes a semiconductor wafer (2), and a holding and pressing part (20), which holds and presses the semiconductor wafer (2) against a polishing surface (12a) of the polishing clothe (12). The holding and pressing part (20) transmits a pressing force from an air bag (62) to the semiconductor wafer (2) via a pressurized fluid layer (L) to thereby press the semiconductor wafer (2) against the polishing surface (12a), so that the semiconductor wafer (2) can be polished. Thereby, it is possible to uniformly polish each portion the semiconductor wafer (2) using this invention.
Patent TW-459072-B (TW)
Title: Conductive particles and method and device for manufacturing the same, anisotropic conductive adhesive and conductive connection structure, and electronic circuit components and method of manufacturing the same
Inventor: TANAKA YOSHIAKI
IPC: C25D17/16
Filed: 1998-04-14
Granted: 2001-10-11
Abstract: A method for making conductive particles that efficiently permit a plated layer of uniform thickness to be formed over each of all particles without aggregating the particles in a plating liquid. The conductive particle making apparatus comprises: a disk-shaped bottom plates secured to the top part of a vertical drive shaft; a porous body arranged on the upper surface of the outer periphery of the bottom plate and allowing only the plating liquid to pass there through; a contact ring arranged on the upper surface of the porous body to conduct electricity; a hollow cover including a truncated cone cover with an opening at its upper central portion and a hollow cylinder of the same diameter as that of the opening attached to the upper end of the truncated cone cover, the upper end portion of the hollow cylinder being folded back on the inner wall side thereof; a rotatable processing chamber formed so as to hold the porous body and the contact ring between the outer periphery of the hollow cover and the bottom plate; a supply pipe to supply the plating liquid from the opening into the processing chamber; a container to receive the plating liquid scattered from the pores of the porous body; a discharged pipe to discharge the plating liquid collected in the container; and an electrode inserted from the opening to contact the plating liquid.
Patent TW-449624-B (TW)
Title: Removal of orthophosphite ions from electroless nickel plating baths
Inventor: MARTYAK NICHOLAS M
IPC: C23C18/54
Filed: 1998-04-29
Granted: 2001-08-11
Abstract: Orthophosphite ions produced by oxidation of hypophosphite in an electroless nickel plating bath can be removed by precipitation with an alkali metal or alkaline earth metal cation such as calcium. In order to avoid the precipitation of calcium sulfate and the generation of large amounts of particulates in the bath, nickel sulfate can be replaced by a nickel salt of an alkylsulfonic acid or hypophosphorous acid, whose anion forms a soluble salt with an alkali metal or alkaline earth metal cation.
Patent TW-421861-B (TW)
Title: Semiconductor device and wiring tape for semiconductor device
Inventor: OGINO MASAHIKO
IPC: H01L23/31
Filed: 1998-06-05
Granted: 2001-02-11
Abstract: In a semiconductor device having a three-layered buffer layer comprising core layer 1 having interconnected foams such as a three-dimensional reticular structure and adhesive layers 2 provided on both sides of the core layer as a stress buffer layer between semiconductor chip 5 and wiring 4 to lessen a thermal stress generated between the semiconductor device and the package substrate, where a thickness ratio of core layer 1 to total buffer layer is at least 0.2, the production process can be simplified by using such a buffer layer, thereby improving the mass production capacity and enhancing the package reliability.
Patent TW-591077-B (TW)
Title: High optical contrast resin composition and electronic package utilizing same
Inventor: JOHANSSON GARY A
IPC: C08L79/00
Filed: 1998-06-24
Granted: 2004-06-11
Abstract: A composition for use in making high optical contrast and UV light fluorescing dielectric material usable in printed circuit boards, which in turn may form part of an electronic package. The composition comprises a resin, a coloring agent, and a fluorescing agent. A dielectric material is also defined that comprises a reinforcing material combined with the composition, the dielectric material forming at least one layer in combination with at least one conductive layer for the electronic package.
Patent TW-401584-B (TW)
Title: Process for forming miniature contact holes in semiconductor device without short-circuit
Inventor: KAWAGUCHI MASATERU
IPC: H01L21/02
Filed: 1998-09-22
Granted: 2000-08-11
Abstract: In order to form a node contact hole in an inter-level insulating structure between bit lines spaced by the minimum length defined in design rules, a preliminary node contact hole is firstly formed in the inter-level insulating structure between the bit lines in such a manner as to have a length greater than the minimum length, and an insulating side wall spacer is formed on the inner surface defining the preliminary node contact hole so as to form the node contact hole having a length less than the minimum length, thereby forming a quite narrow node contact hole without a short-circuit between the bit lines and a storage node electrode.
Patent TW-389851-B (TW)
Title: Toner replenishing device of image forming machine and toner cartridge for use therein
Inventor: OKADA MITSUHARU
IPC: G03G21/10
Filed: 1998-10-29
Granted: 2000-05-11
Abstract: A toner cartridge comprises a container body having a toner transport passage, and toner transporter means disposed in the toner transport passage for transporting toner from one end portion toward the other end portion of the toner transport passage while agitating the toner along the toner transport passage, and the container body has a toner discharge port provided at the other end portion of the toner transport passage, and a recycle toner entry port provided at the one end portion of the toner transport passage. When the toner cartridge is mounted at a predetermined position, the toner discharge port is positioned opposite a toner feed port provided in a developing device, while the recycle toner entry port is positioned opposite a recycle toner drop port provided in a recycle toner carrier means.
Patent TW-420888-B (TW)
Title: Connector for electronic parts
Inventor: MATSUNAGA HITOSHI
IPC: H01R13/24
Filed: 1998-12-23
Granted: 2001-02-01
Abstract: Herein disclosed a connector for electrically connecting an integrated circuit having a plurality of IC terminals with an electronic circuit having a plurality of electronic pads each corresponding to each of the IC terminals of the integrated circuit. The connector comprises an insulating elastic sheet having first and second surfaces and formed with a plurality of through bores at the positions corresponding to the IC terminals of the integrated circuit and a plurality of conductive portions to be respectively received in the through bores of the insulating elastic sheet. Each of the conductive portions comprises first and second conductive pressing plates respectively disposed on the first and second surfaces of the insulating elastic sheet to cover each of the through bores of the insulating elastic sheet; a lead member positioned in each of the through bores of the insulating elastic sheet to have its both ends respectively connected with the first and second conductive pressing plates; and first and second conductive terminals having their one ends connected to the first and second conductive pressing plates to have their other ends face to each of the IC terminals of the integrated circuit and the electronic pads of the electronic circuit, respectively. The lead member of each of the conductive portions is formed with a twisted bundle of a plurality of fine leads each being fine enough to bend in accordance with the elastic movement of the insulating elastic sheet.
Patent TW-438820-B (TW)
Title: Use of ethylene Α-olefin copolymer and use of ethylene copolymer composition
Inventor: TAKAHASHI MAMORU
IPC: C08F210/00
Filed: 1999-03-10
Granted: 2001-06-07
Abstract: A copolymer (A) of an ethylene and an Α-olefin has 6-8 carbon atoms is useful for making products of a film, a sheet, a packing material, an injection molded article, a molded foam article and fibers, the products having an excellent mechanical strength, heat resistance property, or transparency. The copolymer has a specific relation between its melt tension (MT) and MFR, and specific relation among the flow activation energy calculated from a shift factor of time-temperature superposition of a flow curve, the number of carbon atom of the Α-olefin in the copolymer, and the amount of the Α-olefin contained in the copolymer. The film made of this copolymer by inflation forming having a thickness of 30 mu m has a haziness meeting a specific requirement. A copolymer composition (A') containing practically the same components of the copolymer (A), a copolymer (B) of ethylene and Α-olefin having 6 to 8 carbon atoms, and another copolymer (C) of ethylene and Α-olefin having 6 to 8 carbon atoms, with the MFR of (C) and that of (B) being in a specific relation, is equally useful.
Patent TW-383271-B (TW)
Title: Clamping device
Inventor: YAMANE MOUSI
IPC: B25B11/00
Filed: 1999-04-06
Granted: 2000-03-01
Abstract: A workpiece of a height varied in a wide range of up to several centimeters can be firmly fixed without necessitating any troublesome adjustment operation. A clamping device comprises a clamp arm, an operating lever for pivotally operating the clamp arm, and a toggle mechanism provided in connection with the operating lever. The clamp arm is formed with a guide path that intersects a direction in which the clamp arm pivots so that an output member of the toggle mechanism is guided along the guide path.
Patent TW-431904-B (TW)
Title: Process and apparatus for the production of nitrogen by cryogenic distillation
Inventor: HA BAO
IPC: F25J3/08
Filed: 1999-05-14
Granted: 2001-05-01
Abstract: A process for the production of nitrogen by cryogenic distillation wherein: (a) feed air is compressed and purified to remove contaminants which freeze out at cryogenic temperatures and cooled; (b) cooled compressed air is introduced into a distillation column wherein it separates into a fluid enriched in oxygen and a fluid enriched in nitrogen; (c) a first liquid enriched in oxygen is removed from the bottom of the column, expanded and sent to a stripping dephlegmator; (d) removing a second liquid enriched in oxygen and a third stream from said stipping dephlegmator; (e) at least partially vaporizing at least part of said second liquid in a vaporizer to produce a waste stream; (f) sending said nitrogen enriched fluid from the column to a rectifying dephlegmator to produce a nitrogen product and a liquid, said rectifying dephlegmator exchanging heat with said stripping dephlegmator; and (g) returning at least part of said liquid to the column as reflux.
Patent TW-442717-B (TW)
Title: Method and apparatus for controlling the data rate of a clocking circuit
Inventor: MANNING TROY A
IPC: G06F1/08
Filed: 1999-06-23
Granted: 2001-06-23
Abstract: A data rate control circuit that is programmable between a first data rate and a second data rate. The data rate control circuit is formed by a clocking circuit and a switching circuit. The clocking circuit receives a first clock signal on a first input line and has a second input line which receives either the second clock signal or a steady state voltage. The switching circuit selectively couples the second clock signal or the steady state voltage to the clocking circuit. When the clocking circuit receives the second clock signal, the clocking circuit clocks at a double data rate, and when the clocking circuit receives the steady state voltage, the clocking circuit clocks at a single data rate. The switching circuit includes a switch that switches the output signal between the second clock signal and the steady state voltage. The clocking circuit can be any of many circuits known to those skilled in the art including a shift register or counter latch.
Patent TW-428345-B (TW)
Title: Planar antenna
Inventor: DOU YUANZHU
IPC: H01Q21/24
Filed: 1999-06-28
Granted: 2001-04-01
Abstract: This invention is about the planar antenna that is used to receive electric wave from broadcasting satellite or communication satellite, and, especially, is about the planar antenna that is suitable for use in receiving the linearly polarized wave including vertically polarized wave and horizontally polarized wave. The subject of this invention is to realize the separation between vertical voltage and horizontal voltage, and the individual combination of vertical voltage and horizontal voltage in the way of little loss and low price. The solving means is described in the following. For the first transmission line 6 and the second transmission line 7, the point in between 6a and 7a, in which the length difference between one side 2a, 4a of one antenna device 2, 4 and one side 3a, 5a of the other antenna device 3, 5 becomes one half of wavelength, is connected to the fifth transmission line 8. For the third transmission line 9 and the fourth transmission line 10, the point in between 9a and 10a, in which the length difference between one side 2b, 3b of one antenna device 2, 3 and one side 4b, 5b of the other antenna device 4, 5 becomes one half of wavelength, is connected to the sixth transmission line 11. The voltage based on the electric wave from the vertically polarized middle position 8a of the fifth transmission line 8 is outputted. The voltage based on the electric wave from the horizontally polarized middle position 11a of the sixth transmission line 11 is outputted.
Patent TW-397739-B (TW)
Title: A rotating tool with a shifting transmission
Inventor: ISHIBASHI AKIHIRO
IPC: B23B45/00
Filed: 1999-07-02
Granted: 2000-07-11
Abstract: This is a mechanism for extending operation period of speed variable torque limit and speed shifting life during operation. The solution is to install a planetary gear mechanism at the motor output. A rotary inner gear A of the planetary gear mechanism, which can move axially, is equipped in a gearbox 6. A clutching portion 99 of the inner gear A is installed next to a fixing member B and a carrier C. The inner gear A is moved to fix the gear at the fixing member B or get it into an integrated rotating tool with the transmission to proceed shifting on bracket C. The bracket C meshing portion 51 is formed by plastic injection; the power transmitting sun gear 40 and planet gear 36 are formed by metal forming. The meshing portion 51 of the bracket C is formed by a material with different elastic rate; the meshing portion 99 of the inner gear A are formed by plastic injection.
Patent TW-411576-B (TW)
Title: Method for avoiding damage of copper interconnect during chemical mechanical polishing process
Inventor: TWU JIH-CHURG
IPC: H01L21/768
Filed: 1999-07-13
Granted: 2000-11-11
Abstract: The present invention discloses a method for avoiding damage of a copper interconnect during chemical mechanical polishing process, which comprises: provide a wafer having the surface covered with an intermetal dielectric and a copper layer, in which the intermetal dielectric is mounted with an interconnect trench, and the copper layer fills in the trench and extends to the surface of the intermetal dielectric; carrying out a first stage chemical mechanical polishing in conditions of supplying the polishing slurry at a low flowrate to polish off a portion of the copper layer; using the intermetal dielectric as the stop layer to carry out a second stage chemical mechanical polishing in conditions of supplying the polishing slurry at a high flowrate to remove excessive copper layer on the surface of the intermetal dielectric and form a predetermined copper interconnect in the interconnect trench.
Patent TW-434650-B (TW)
Title: Tube fitting mark and protection sleeve for avoiding unintentionally disassembly
Inventor: YOU FU-YANG
IPC: H01L21/00
Filed: 1999-07-26
Granted: 2001-05-16
Abstract: There is provided a sleeve for avoiding unintentionally disassembly of tube fittings. The sleeve for avoiding unintentionally disassembly is a hollow tube having a dimension large enough to hold a screw nut of the tube fittings. The thickness of the tube is large enough to prevent the tube fillings from being disassembled by a disassembling tool, such as a fixing wrench.
Patent TW-I225823-B (TW)
Title: Resin/copper/metal laminate and method of producing same
Inventor: STEINER R RICHARD
IPC: C09J7/28
Filed: 1999-08-10
Granted: 2005-01-01
Abstract: A laminate for use in production of printed circuit boards comprising a metal layer having a first side and a second side; a metallic substrate, one side of the metallic substrate being attached to the first side of the metal foil; an adhesive substrate formed of a polymeric material having a first surface and a second surface, the first surface being attached to the second side of the copper foil, the adhesive substrate being at least partially uncured; and a protective film along the second surface of the adhesive substrate.
Patent TW-442404-B (TW)
Title: Method and apparatus for printing character
Inventor: KURASHINA HIROYASU
IPC: B41J21/00
Filed: 1999-08-27
Granted: 2001-06-23
Abstract: This invention is to provide a method and apparatus for printing characters. A predetermined print object with a part or the whole of a character group having at least a character is selectively set as selection branches of print sizes for a print size of a print area. One of the selection branches of print sizes is set as the selected print size. A predetermined part or the whole of the character group conforming to the selected print size is extracted. A print image is formed and printed to the print object.
Patent TW-451061-B (TW)
Title: System and method for detecting wear in a self-tracking belt when being driven by a mating pulley
Inventor: GREGG MICHAEL JOHN WILLIAM
IPC: G01M13/02
Filed: 1999-09-14
Granted: 2001-08-21
Abstract: The invention provides a system and method for detecting wear and the beginning of the mechanism of belt failure. A sensor (5) detects when a self tracking drive belt (1) tracks off center due to the asymmetrical wear (3) of the belt (1). The sensor (5) may be a simple mechanical or optical switch which is activated upon contact or a complex system which can detect the relative movement of the belt (1) when the belt (1) tracks to either side of the pulley (4). An audible or electrical signal indicates that the belt (1) needs to be changed.
Patent TW-445422-B (TW)
Title: Software simulation testing system allowing the north bridge and south bridge to perform circuit tests respectively
Inventor: WANG SHIUAN-YI
IPC: G01R31/3183
Filed: 1999-10-06
Granted: 2001-07-11
Abstract: There is provided a software simulation testing system allowing the north bridge and south bridge to perform circuit tests respectively. In using the south bridge to perform a test, a PCI master model and a PCI slave model are provided to receive and transmit the signals originally received and transmitted by the north bridge system, so as to simulate and replace the north bridge system. In using the north bridge to perform a test, on the contrary, a PCI master model and a PCI slave model are provided to receive and transmit the signals originally received and transmitted by the south bridge system, so as to simulate and replace the south bridge system.
Patent TW-423062-B (TW)
Title: Power supply bypass capacitor circuit for reducing power supply noise and semiconductor integrated circuit device having the capacitor circuit
Inventor: NAITO MUTSUHIRO
IPC: H01L21/82
Filed: 1999-11-24
Granted: 2001-02-21
Abstract: A capacitor circuit has a first electrode, a second electrode, and a dielectric interposed between the first and second electrodes, and a plurality of first wiring lines, each functioning as the first electrode, and a plurality of second wiring lines, each functioning as the second electrode, are formed alternately one adjacent to the other within the same wiring layer. With this arrangement, the capacitance of the capacitor circuit can be made large without incurring an increase in the area it occupies.
Patent TW-444443-B (TW)
Title: IC for IrDA communication, electronic device having such IC, communication apparatus to be attached externally, and method for attaching such apparatus
Inventor: NAKASHIMA TAKAYUKI
IPC: H04B10/114
Filed: 1999-12-24
Granted: 2001-07-01
Abstract: The present invention provides a kind of IC used for IrDA (infrared data association) communication, in which a CPU (central processing unit) converts data inputted from a PIO (parallel input/output controller) or an UART (universal asynchronous receiver-transmitter) into the data corresponding to the protocol of IrDA system by utilizing the software stored in a ROM (read only memory) and then, outputs it to a modulation circuit through a bus to modulate the data. Also, data inputted to a demodulation circuit is demodulated into data corresponding to the protocol of IrDA system. After that, a CPU converts the demodulated data into the basic data by utilizing the software stored in the ROM and then, outputs it to the PIO or the UART through the bus.
Patent TW-I220430-B (TW)
Title: Method of synthesizing ferrocenyl-1,3-butadiene
Inventor: FANG JIUN-MIN
IPC: C07F17/02
Filed: 2000-02-02
Granted: 2004-08-21
Abstract: A method of synthesizing ferrocenyl-1,3-butadiene is provided. The ferrocenyl-1,3-butadiene is synthesized by using ferrocenyl compound, allyl halide, and samarium diiodide to react at 0 DEG C to room temperature. The product can be easily separated and purified, and the yield is more than 93%. Magnesium is also used to promote the regeneration of samarium diiodide in the reactions, and thus the dosage of samarium diiodide can be reduced to the catalytic amount.
Patent TW-449800-B (TW)
Title: Photoresist management system
Inventor: CHEN JIAN-HUNG
IPC: H01L21/027
Filed: 2000-03-02
Granted: 2001-08-11
Abstract: A photoresist management system includes the following steps: first, picking a new photoresist bottle from a photoresist cabinet; next, reading a new photoresist data on the new photoresist bottle; then, judging the availability of the photoresist in the photoresist bottle; next, from a machine, reading a job number, reading an old photoresist data and reading the new photoresist data and judging the difference between the old photoresist data and the new photoresist data; when the two are the same, updating a photoresist data storage in the photoresist cabinet and then replacing a photoresist in the new photoresist bottle on the machine; on the contrary, when they are different, displaying the related data of the two to the responsible people for backing to the photoresist cabinet to pick another new photoresist bottle to re-compare.