baber/WOPTO huggingface dataset:
Patent TW-386048-B (TW)
Title: Ternary solder for the enhancement of C-4 Fatigue life
Inventor: DIGIACOMO GIULIO
IPC: H01L21/60
Filed: 1997-03-18
Granted: 2000-04-01
Abstract: An enhanced fatigue life solder comprising, by weight, about 1-3% tin, about 1-3% silver and the balance essentially lead is provided. The solder is particularly useful for joining electronic components and in particular for making C-4 interconnections. A method for using the solder to make electronic components and electric components made using the method are also provided.
Patent TW-379346-B (TW)
Title: Micro-relay and the method of manufacturing thereof
Inventor: FUJIWARA TERUHIKO
IPC: H01H1/00
Filed: 1997-08-26
Granted: 2000-01-11
Abstract: A micro-relay is disclosed in which the piezo element 24 is provided at the thin plate substrate 21 formed from the monocrystal, and the movable plate 20 with the movable contacts 25 provided at one of its surfaces is supported with both ends on the base 11. The movable plate 20 is curved by the piezo element 24 so that the movable contacts 25 contact to or depart from a pair of station ary contacts 38, 39 which facing the movable contacts 25. Accordingly, the super miniature micro-relay can be produced with small resistance during the contacts are turned on, and with the mechanical contact constructor having good vibration resistance, response and insulation.
Patent TW-344163-B (TW)
Title: Self oscillating proportional drive zero voltage switching power supply
Inventor: WILLIAM VINCENT FITZGERALD
IPC: H02M7/12
Filed: 1997-09-04
Granted: 1998-11-01
Abstract: A zero voltage switching power supply comprising: a supply inductance (T1W1); an input supply voltage source (RAW B+); a first transistor (Q1) periodically applying the input supply voltage on the supply voltage thereby generating a first oblique wave signal (iQ1) which is coupled to the first transistor in a positive feedback way thereby providing a proportional driving in a first part period of a set period during an on period of the first transistor; a control circuit (Q2,Q3) for generating a control signal (VB) which is coupled to the first transistor thereby controlling the timing of turning off the first transistor; a capacitance (C8) coupled to the supply inductance thereby forming a resonant circuit for generating a resonant signal in the supply inductance when the first transistor has been turned off, the resonant signal being coupled to the first transistor for turning on the first transistor at the end of a second part of the set period thereby providing a zero voltage switching of the first transistor; and a rectifier (DOUT2) coupled to the supply inductance for generating an output supply voltage (REG B+) applied on a load circuit.
Patent TW-384506-B (TW)
Title: Formation of ultra-shallow semiconductor junction using microwave annealing
Inventor: LEE KAM LOWIN
IPC: H01L21/336
Filed: 1997-10-22
Granted: 2000-03-11
Abstract: The present invention is a method of utilizing microwave energy for annealing of ion implanted wafers. By controlling the time, power density and temperature regime, it is possible to substantially fully anneal the wafer while limiting (and substantially preventing) the diffusion of dopant into the silicon, thereby producing higher performance scaled semiconductor devices. It is also possible, using different conditions, to allow and control the dopant profile (diffusion) into the silicon. Another aspect of the present invention is a method of forming a PN junction in a semiconductor wafer having a profile depth less than about 50 nm and a profile wherein the net doping concentration at said PN junction changes by greater than about one order of magnitude over 6nm wherein the surface concentration of said dopant is greater than about 1 x 10< 20>/cm<3>. The method includes providing a semiconductor wafer which can be single crystal or amorphous surface; implanting into said surface a dopant; exposing the surface to an energy source; the energy source being applied to supply energy at a rate such that the surface is substantially fully annealed before the dopant diffuses greater than about 50nm. Another aspect of the present invention is having a PN junction formed between a first material of a first conductivity type and a second material of a second conductivity type, the junction has a depth of less than about 50 nm, in the first material the net doping concentration at the junction changes by greater than about one order of magnitude over 10nm, the maximum value of said first conducting material of said wafer has a surface concentration of greater than about 1 x 10< 20>/cm<3>.
Patent TW-403725-B (TW)
Title: Systems for producing glass fiber product for recycling waste material produced by a glass fiberizing process product
Inventor: HANVEY CURTIS L JR
IPC: C03C6/02
Filed: 1997-11-05
Granted: 2000-09-01
Abstract: The present invention provides a system for producing glass fiber product from scrap glass fibers comprising at least one crusher having at least one pair of rotatable rollers which rotate at essentially the same speed, the rollers having intermeshing protuberances for crushing scrap glass fibers passing therebetween; a dryer for drying the crushed glass fibers to form dried glass fibers having a mean average moisture content of less than about one weight percent; and a separating device for separating the crushed glass fibers into (1) a first portion of crushed glass fibers having a mean average length of less than about 5 millimeters and (2) oversize dried waste material.
Patent TW-356642-B (TW)
Title: Process and apparatus for the coating of boards
Inventor: BUELOW HANS-GEORG
IPC: H05K3/28
Filed: 1997-12-09
Granted: 1999-04-21
Abstract: A process for the coating of boards (4) with a poured material (L), especially for the coating of printed circuit boards with solder resist, the boards (4) to be coated are transported through and beneath a curtain of poured material descending transversely to the transport direction and the poured material descending in the form of a pouring curtain (LV) thus falls onto the boards, the descending pouring curtain (LV) falls onto a planar deflector surface (20) before falling onto the board (4), with an acute angle (<alpha>) being formed between the deflector surface (20) and the plane of the pouring curtain (LV), which deflector surface (20) has a cut-off edge (21) at its lower end, after falling onto the deflector surface (20), the poured material runs along that deflector surface (20) downwards towards the cut-off edge (21) and then descends onto the board (4).
Patent TW-357104-B (TW)
Title: Perfluorocompound separation and purification method and system
Inventor: ARCURI TIMOTHY
IPC: C07C17/38
Filed: 1998-01-14
Granted: 1999-05-01
Abstract: A sort of perfluorocompound separation and purification method, including the following steps: (a) introduction of the gas stream containing perfluorocompound into the first distillation column; (b) removing a light product from the first column, and removing a heavy product from the first column; (c) introducing the first column light product into a second distillation column; (d) removing a light product from the second column, and removing a heavy product from the second column; (e) introducing the second column light product into a third distillation column; and (f) removing a light product from the third column, and removing a heavy product from the third column.
Patent TW-364254-B (TW)
Title: A horizontal deflection circuit
Inventor: SUDO KAZUO
IPC: H04N7/18
Filed: 1998-02-03
Granted: 1999-07-11
Abstract: The present invention relates a monitoring device suitable for TV internal intercom speaker which effectively prevents increase in the amplitude of horizontal deflection current and is able to display locally enlarged images with simple configuration. The object of the present invention is achieved by setting the resonance frequency of a S-shaped correction capacitor CS and a horizontal deflection coil LDY in the range of 0.6 to 1.1 times of horizontal deflection frequency.
Patent TW-518453-B (TW)
Title: Development toner composition for electrostatic latent image
Inventor: NAGASE KIMIKAZU
IPC: G03G9/08
Filed: 1998-02-10
Granted: 2003-01-21
Abstract: The present invention provides development toner composition for electrostatic latent image used in image forming process containing image fixation means which is used to fix the toner image on recording medium by flash light wherein toner composition at least contains binding resin, coloring agent and charge-controlled agent, the said toner composition being characterized in that when heated at 300 DEG C for 90 sec., the concentration of benzene is lower than 60 μg/g. The development toner composition for electrostatic latent image provided from the present invention can make a filter durable or the filter is not requisite when the development toner composition is used.
Patent TW-384545-B (TW)
Title: Non-volatile semiconductor memory device
Inventor: ONAKADO TAKAHIRO
IPC: H01L21/8247
Filed: 1998-02-11
Granted: 2000-03-11
Abstract: The present invention discloses a non-volatile semiconductor memory device on semiconductor substrate which comprises a memory cell array including row-like memory cell transistors dividing into a plurality segments containing said memory cells. The memory cell array comprises a plurality of main bit lines, sub-bit lines group, a plurality of word lines and a plurality of memory cells at the intersections between sub-bit lines and word lines with memory cell transistors. The memory cell transistor comprises a plurality of bipolar transistors, connecting means, memory cell selecting means, data read/write means. According to the invented non-volatile semiconductor memory device, while processing read/write, the bit line structure is a layer composed of main bit lines and sub-bit lines so that it may eliminate the disturbance of drain; furthermore, during read-out operation, because the current flowing through the sub-bit line will be amplified by the bipolar transistor, it is possible to operate in high speed even under low power supply voltage.
Patent TW-397921-B (TW)
Title: A process to measure the stringiness of room temperature vulcanizable silicone sealant compositions
Inventor: KRENCESKI MARY A
IPC: G01N11/02
Filed: 1998-02-13
Granted: 2000-07-11
Abstract: A standardized test for measuring the stringiness of room temperature vulcanizable silicone sealant compositions is disclosed wherein a tube of sealant is held at a constant angle to the surface upon which the sealant is being applied. The surface is movable and once a small bead of sealant has been deposited upon the surface the surface is moved at a constant rate of speed until the sealant bead breaks off from the source. The length of any string of sealant formed thereby is measured. This measurement for a given composition is compared to the measurement for other compositions and thereby allows optimization of sealant compositions to minimize an undesirable feature.
Patent TW-353691-B (TW)
Title: Natural lighting system
Inventor: UCHIDA TAKESHI
IPC: E04B7/18
Filed: 1998-03-03
Granted: 1999-03-01
Abstract: A lighting device characterized in comprising: a sleeve-like mounting base having a lower surface for being mounted on a roof in conformity with a gradient of the roof; a lighting sleeve body rotatably mounted on an upper edge portion of the mounting base; a lighting sleeve body rotary drive mechanism for drivingly rotating the lighting sleeve body on the upper edge portion of the mounting base; a transparent plate provided for covering a slanted lighting opening portion at an upper portion of the lighting sleeve body; a reflector plate rotatably disposed under the transparent plate within the lighting sleeve body for introducing light into an interior of a room through inner passages of the lighting sleeve body and the mounting base by reflecting sunshine; and a reflector plate rotary drive mechanism for changing a reflecting angle of the reflector plate in response to a position of the sun.
Patent TW-349020-B (TW)
Title: Method of fastening a Chinese medicine cooking pot to a heating device
Inventor: GAO YAO-ZONG
IPC: H05B3/62
Filed: 1998-04-03
Granted: 1999-01-01
Abstract: A method of fastening a Chinese medicine cooking pot to a heating device, through which a heating device is installed to the surface of a recessed part of the bottom part of the main body which is of (specific)-shape and made of a stainless steel material, the heating device being made of an aluminum block wrapping an electric heating tube therein and integrally cast into a (specific)-shape block, the bottom part thereof being installed with a recess chamber for installing a temperature control switch, and the contacts on two ends of the electric heating tube being exposed outside the heating device for connecting a power and the temperature control switch thereby forming an electric loop for cooking the Chinese medicine contained in the main body; the method comprising the following steps: (1) coating a different metal welding together assist on the surface of the recess part of the bottom part of the main body or on the surface of the heating device; (2) mounting the main body on an upper mold seat; (3) mounting the heating device on a lower mold seat; (4) applying temperatures ranging 750 DEG C~800 DEG C by a high pressure welding machine; (5) holding the machine for cooling for about 60 seconds; (6) withdrawing the molds; and (7) obtaining a product.
Patent TW-376330-B (TW)
Title: An oxygen storing material with high thermal stability and a process for its preparation
Inventor: MUSSMANN LOTHAR
IPC: B01J37/02
Filed: 1998-04-04
Granted: 1999-12-11
Abstract: The invention relates to an oxygen storing material with high thermal stability which contains cerium oxide and at least one stabilizer from the group praseodymium oxide, lanthanum oxide, yttrium oxide and neodymium oxide, wherein the stabilizer(s) and optionally cerium oxide are present in highly dispersed form on the specific surface area of a high surface area support material from the group aluminium oxide, zirconium oxide, titanium oxide, silicon dioxide, cerium oxide and mixed oxides thereof and the oxygen storing material still has a specific surface area of more than 20, preferably more than 30 m<SP>2</SP>/g, after calcinations in air at 900 DEG C for a period of 10 hours.
Patent TW-449470-B (TW)
Title: Mat of nursing bed and method for producing same
Inventor: MORIMURA TADAKI
IPC: A61G/
Filed: 1998-04-22
Granted: 2001-08-11
Abstract: A mat for a nursing bed in which a number of repeatedly flexing thermoplastics filaments 2 are aggregated to form a stereonetwork aggregation provided with through hold portions 3 for keeping cleaning pipes, ventilating pipes, deodorants, etc., which notches 4 are formed therein so as to flexibly follow to a reclining motion of the bed to be applied thereto, and a method for producing same.
Patent TW-381012-B (TW)
Title: Improved detector array geometry for helical scanning volumetric computed tomography system
Inventor: LAI CHING-MING
IPC: G01N23/04
Filed: 1998-06-30
Granted: 2000-02-01
Abstract: In an improved method and apparatus for cone-beam reconstruction, an improved detector array is provided in an asymmetric shape with respect to the translation axis. In a first embodiment, a standard symmetric array is rotated by a tilt angle <alpha> about the beam axis. In a second embodiment, the array is formed to have a substantially helical contour. In this manner, efficient use of detector elements is achieved, system pitch is increased, and image quality is enhanced.
Patent TW-395110-B (TW)
Title: Ultra-Slim telephone set
Inventor: LEE CHUL-HYOUNG
IPC: H05K1/18
Filed: 1998-07-10
Granted: 2000-06-21
Abstract: Disclosed is an ultra-slim telephone set in which a plurality of circuit elements of telephone are mounted on both sides of the PCB in a multi-layer manner so as to reduce the telephone body and the handset is made earphone-typed to be hung in one of ears and can be separated/attached from/to the body with the use of the phone jack so as to make the size of the top side of the telephone be as small as a keypad, so that the telephone set can be hand-held and mobile making the user who especially may have to work with both hands have an improved work environment. The present invention provides the telephone set having an ultra-slim body comprising a first small and double-sided PCB whose structure is configured to have a plurality telephone circuit elements in a manner of multi-layer, a second small and double-sided PCB in which a plurality of keys for entering telephone numbers as well as for selecting a desired function are mounted, positioned above the first small and doubled-sided PCB, a case for covering the first and the second PCB as one, of which the plurality of keys are placed on the top side and a connecting means for connecting a handset located at the side of the case and for connecting a telephone line located at the rear side of the case. The present invention further provides a handset comprises a connection means corresponding to the handset connection means, which can be separated/attached from/to the ultra-slim body, and also comprises a microphone and speaker for respectively the input/output of voice signals and amplifiers for respectively the input voice signals and the output voice signals, and both of which are combined as one in a case such that the speaker portion can be attached to one of ears.
Patent TW-376458-B (TW)
Title: Timing generator
Inventor: YOSHIBA KAZUMICHI
IPC: G01R31/319
Filed: 1998-08-06
Granted: 1999-12-11
Abstract: A timing generator which can preset data for generating a timing signal in the next cycle even when test pattern signals are generated in a multiway system. Each of clock data processing circuits of N timing generators (where N is an integer of 2 or above) is provided with a multiplier which multiplies the value of periodic data read out of a periodic data memory of the clock data processing circuit by N, a subtractor which performs subtraction on the periodic data multiplied by N by means of the multiplier and the clock data supplied from a main controller, and a means for giving the clock data processing circuit a control signal that enables a next flag, which is outputted from the carry signal output terminal of the subtractor when the value of the clock data is larger than the subtracted value outputted from the output terminal of the subtractor and the value of the periodic data multiplied by N only when N periodic data each having a definite period are continuously outputted and which indicates the generation of a clock in the next cycle, to be stored in the memory of the corresponding clock generator.
Patent TW-439200-B (TW)
Title: Method of fabricating shallow trench isolation structure
Inventor: LIOU GUAN-JIUN
IPC: H01L21/76
Filed: 1998-08-24
Granted: 2001-06-07
Abstract: The present invention provides a V-shape shallow trench isolation structure, and a method of fabricating shallow trench isolation structure with a V-shape corner. The use of such a corner to perform a sharpening process can make the stress to concentrate on the bottom of the V-shape shallow trench isolation structure or the shallow trench isolation structure with the V-shape corner, instead of concentrating on the active area of the device, thereby avoiding the generation of leakage current or punch through in the source/drain area.
Patent TW-397992-B (TW)
Title: Semiconductor memory device
Inventor: MAESAKO TAKETO
IPC: G06F12/08
Filed: 1998-09-09
Granted: 2000-07-11
Abstract: The semiconductor memory device includes a main memory and a secondary memory, which consists of a plurality of memory. The bi-directional data transfer will be executed between the main memory and the memory units area. The plurality of memory units act as independent multiple cache memory. Therefore, the semiconductor integrated circuit of the present invention has a main memory suitable for being accessed from a plurality of data processors.
Patent TW-514703-B (TW)
Title: Mounting structure for radiation heat shielding metal foil in heat insulating vessel
Inventor: FUJII TAKAFUMI
IPC: B65D81/38
Filed: 1998-09-25
Granted: 2002-12-21
Abstract: This invention is related to a mounting structure for radiation heat shielding metal foil in heat insulating vessel. The conventional mounting structure for radiation heat shielding metal foil is coating a bonding agent or attaching adhesive tape on an inside surface of the metal foil for adhesively mounting to predetermined position. However it is likely to be attached to improper position thereby providing no correct arrangement, leading to complicated attaching process and other disadvantages. To overcome the problem, the present invention provides a mounting structure for correctly positioning at predetermined locations. The solution of the present invention is that in this mounting structure, in radiation heat shielding metal foil (3) provided along a wall surface of a vessel (2) formed with a heat insulating layer part (1) of flat plate shape arranged in a wall part of a heat insulating vessel, at least one hole (4) is defined in the foil, and the metal foil (3) is mounted in a prescribed wall surface in a condition without arranging a bonding agent and an adhesive tape. After an arranging position is freely adjusted in a desired condition, the wall surface appearing through the hole (4) and the metal foil (3) in a peripheral part of the hole (4) are fixedly stuck by a bonding tape (5) or the like.
Patent TW-436313-B (TW)
Title: Multi-stage water filter system
Inventor: BAILEY RUSHTON J
IPC: C02F1/28
Filed: 1998-11-05
Granted: 2001-05-28
Abstract: A water filter system having a housing for a plurality of serial-flow connected filter cartridges with distinct filtering characteristic related to the direction of flow of water being filtered. Each filter cartridge has a membrane wrapped activated carbon filter body. One of the filter bodies includes a heavy metal bacteriostat. The cartridges are each releasably retained in a manifold by keyed connectors including rotatable locking rings. Each cartridge having a distinct filtering characteristic includes a keying structure to ensure that the cartridge can only connected to the manifold for placement in proper serial-flow relationship in the system. The filter system includes a spent filter cartridge indicator. The filter system is particularly suited for countertop placement and connection to a faucet.
Patent TW-421785-B (TW)
Title: Laser weld disk cartridge, process for assembling the same and process for preparing the same
Inventor: BEUCH DONALD
IPC: G11B23/03
Filed: 1998-11-10
Granted: 2001-02-11
Abstract: A process for assembling a disk cartridge is disclosed. The process includes the steps of snapping a top shell half of the disk cartridge over a bottom shell half of the disk cartridge; adjusting the shell halves until the shell halves are in abutment contact with each other at a weld site; and directing an energy beam at the weld site until a portion of the top shell half and a portion of the bottom shell half fuse so that the top shell half is fixed to the bottom shell half. The process is repeated for each of a plurality of weld sites located on the perimeter of the disk cartridge. A process for assembling a disk cartridge is disclosed in which an energy beam is split into a plurality of split energy beams. The plurality of split energy beams are focused on a plurality of weld sites until a portion of the top shell and a portion of the bottom shell half fuse so that the top shell half is fixed to the bottom shell half. A disk cartridge prepared by either of the above described processes is also disclosed.