baber/WOPTO huggingface dataset:
Patent JP-2003527559-A (JP)
Title: 無線送信機の位置特定のためのグローバル位置特定システムの改善された使用方法
IPC: H04W64/00
Filed: 1999-09-24
Abstract: (57)【要約】
無線通信ネットワーク内の無線送信機（１５）の位置を特定するに際して、対応する衛星のクロック（５９）を使用して無線送信機から送信された無線信号の信号タイミング測定を行う。衛星に基づくクロック相互間のタイミング誤差を測定する（５５）。測定された信号タイミングを比較して信号タイミング誤差情報（３１）を求め、このクロック誤差情報を、信号タイミング誤差情報（６３）からタイミング誤差を排除するために使用する。
Patent JP-2002527160-A (JP)
Title: 外部ペーシングおよび二相細動除去を行う回路
IPC: A61N1/37
Filed: 1999-10-12
Abstract: (57)【要約】
外部細動除去装置／ペーサ８は、Ｈブリッジを形成するように配置された４つの脚部を有する出力回路14を含んでいる。出力回路の各脚部はスイッチＳＷ１−ＳＷ４を含んでいる。細動除去モードでは、Ｈブリッジのスイッチ対は二相細動除去パルスを発生するように選択的に切換えられる。３つのスイッチＳＷ１、ＳＷ３、ＳＷ４はシリコン制御整流器ＳＣＲである。ゲート駆動回路51、53、54は、ＳＣＲが制御信号に応答することを可能にする電圧でＳＣＲをバイアスするようにＳＣＲへ結合されている。１つのスイッチＳＷ２は絶縁ゲートバイポーラトランジスタＩＧＢＴを含んでいる。ゲート駆動回路52はＩＧＢＴのゲートに結合されてＩＧＢＴをゆっくりとオンに切換え、高速度でオフに切換える。ペーシングモードでは、バイパス回路または電流源回路はＳＣＲスイッチＳＷ３をバイパスする電流路を与えるために使用され、これはペーシングパルスの比較的低い電流によりトリガーされることができない。ＳＣＲの１つＳＷ４は、細動除去パルスの第１の相と反対の極性を有するペーシングパルスを発生することを可能にするためにＩＧＢＴと置換されてもよい。
Patent JP-2003530723-A (JP)
IPC: H04B7/04
Filed: 1999-10-16
Abstract: The method involves the modulator (4) of the first station (1) carrying out a pre-equalizing of the signal to be transmitted. Such signals are then transmitted via several radio channels (25,20) from the first to the second station (2). Several aerials (50) of the first station radiate pre-equalized signals over each radio channels for reception by aerials (60,65) of the second station. For each radio channel is determined an estimate of a pulse reply in the first station. The pre-equalizing of signals to be radiated by the first station aerials is carried out in dependence on the estimate of the pulse reply of respective channel. <??>Independent claims are included for the radio stations.
Patent JP-2002531566-A (JP)
Title: メトトレキセート誘導体
IPC: C07D475/08
Filed: 1999-12-03
Abstract: (57)【要約】
式Ｉのメトトレキセート共役物：
【化１】
 及び自己免疫要素を有する疾患及び癌の治療におけるその使用について開示する。この化合物の特定の態様は、メトトレキセート-γグリシントリスであり、式中、Ｍはメトトレキセート又はその類似化合物であり、Ａ＝Ｈ、ＣＸ 2 -Ｏ-Ｒ 2 ,又はハロゲンであり、Ｂ＝Ｈ、ＣＸ 2 -Ｏ-Ｒ 3 ,又はハロゲンであり、Ｘは、独立にＨ又はハロゲンであり、ｎは、０、又は１以上であり、Ｙは、リンカー基である。並びに、上記の式Iの化合物、及び薬学的に許容されるキャリア又は希釈剤を含む薬学的組成物を提供する。本発明の組成物は、座薬、ペッサリー、タンポン、クリーム、ジェル、ペースト、ローション、インプラント、パッチ、又はフォームの形態とすることができる。
Patent JP-2002532818-A (JP)
Title: 直角位相ウォブルに基づくトラッキング方法及びトラックフォーマット
IPC: G11B7/007
Filed: 1999-11-29
Abstract: (57)【要約】
光ディスクのような、ディジタル光学情報を記憶するための複数の近接トラック（Ｎ，Ｎ＋１，Ｎ＋２，Ｎ＋３，Ｎ＋４，Ｎ＋５）を有する光学記録媒体が提供される。これらトラックは、接線方向（Ｔ）に、例えばディスク（１）の中心を取り囲んで延びる。各トラックは、半径方向（Ｒ）に例えばその中心から外側へトラックを横切る方向に、あるピッチ量だけ離れている。トラックの各々は、そのトラックに配される１つのトラッキングマーク（ＴＭ）を当該トラックにおける４つの離散した接線位置Ａ，Ｂ，Ｃ及びＤのうちの１つに有するサーボフィールドを備える。この媒体の４つの隣接トラック毎にこれら４つの位置のうちの１つに１つのマークがある。トラッキングマーク（ＴＭ）の位置は、４つの隣接トラック毎に同じ順序で繰り返される。いずれか４つのこのような隣接トラックにおいて、位置Ａ及びＢにマークを有するトラックが１トラックだけ離れており、位置Ｃ及びＤにおいてマークを有するトラックが１トラックだけ離れている。
Patent JP-2002538772-A (JP)
IPC: C07K14/705
Filed: 1999-12-22
Abstract: The present invention provides a method for generating a population of monoclonal antibodies capable of binding to antigens representative of a particular cell type. The method is unique in that it minimizes the generation of non-representative antibodies cross-reacting with proteins not present in a particular cell type; it also maximizes the preservation of intact antigens, especially surface antigens, for production of a plurality of monoclonal antibodies that bind to the native antigens. The present invention also includes a method of determining the combination of cell surface antigens present on a specific cell type. Further provided by the invention are hybridomas, populations of monoclonal antibodies produced by the hybridomas of the present invention.
Patent JP-2002533637-A (JP)
Title: 自動車用トランスミッション
IPC: B60K17/04
Filed: 1999-12-22
Abstract: (57)【要約】
本発明は、エンジン（２）と、ギヤボックス（８）と、ファイナルギア（２０）と、各々のアクスルシャフト（１２Ａ，１２Ｂ）をファイナルギア（２０）に連結する第１のリンク機構（１６Ａ，１６Ｂ）と、アクスルシャフト（１２Ａ，１２Ｂ）の各々の他端をその駆動輪（６）に連結する第２のリンク機構（１８Ａ，１８Ｂ）と、好ましくはエンジンとギヤボックス（８）との間の中間トランスミッション（４）とを有し、前記ファイナルギアが、１．２：１〜１０：１の間の間の交換減速比を生成する２つの遊星歯車（２０Ａ，２０Ｂ）を有する、好ましくは前輪駆動式の自動車用のトランスミッションに関する。
Patent JP-2002533730-A (JP)
Title: 外部の電界又は磁界の非接触検出方法と装置
IPC: G06K19/07
Filed: 1999-12-15
Abstract: (57)【要約】
外部の場の非接触検出用デバイスが提示される。該デバイスは呼びかけ信号を放射することが出来る能動的ユニット（１４）と該外部の場が検出されるべきスポットに位置付けされるべき受動的ユニット（１２）とを具備している。該受動的ユニットは外部の場に感応する波をそれを通して移すことが出来て、その上の遅延ラインを有して形成される基盤（２０）を備えている。該遅延ラインは該波の伝播用の波用チャンネルを形成し、該呼びかけ信号を応答信号に変換出来る。該波用チャンネルは該外部の場に非接触式に曝され、それにより該応答信号を該外部の場の情報を与えるように変えることが出来る。該能動的ユニットは、該スポットでの該外部の場を決定し指示するために、該応答信号を受信し、基準信号を使用して、処理することが出来る。
Patent JP-2002543043-A (JP)
IPC: A61K38/00
Filed: 2000-03-03
Abstract: Compounds that modulate natural β amyloid peptide aggregation are provided. The modulators of the invention comprise a peptide, preferably based on a β amyloid peptide, that is comprised entirely of D-amino acids. Preferably, the peptide comprises 3-5 D-amino acid residues and includes at least two D-amino acid residues independently selected from the group consisting of D-leucine, D-phenylalanine and D-valine. In a particularly preferred embodiment, the peptide is a retro-inverso isomer of a β amyloid peptide, preferably a retro-inverso isomer of Aβ17-21. In certain embodiments, the peptide is modified at the amino-terminus, the carboxy-terminus, or both. Preferred amino-terminal modifying groups alkyl groups. Preferred carboxy-terminal modifying groups include an amide group, an acetate group, an alkyl amide group, an aryl amide group or a hydroxy group. Pharmaceutical compositions comprising the compounds of the invention, and diagnostic and treatment methods for amyloidogenic diseases using the compounds of the invention, are also disclosed.
Patent JP-2003505245-A (JP)
IPC: B21D26/033
Filed: 2000-02-23
Abstract: The aim of the invention is to produce cam shafts. To this end, the plasticising method known per se is combined with the internal high pressure deformation method in such a way that bearing elements, drive elements and control elements are produced at the ends by plasticising. Prefabricated supporting rings and chain wheels or gear wheels are mounted in a positive or non-positive fit by internal high pressure deformation. The inventive method can be mainly used for camshafts but also for producing shafts with cam plates etc.
Patent JP-2003524537-A (JP)
IPC: B05D7/24
Filed: 2000-03-14
Abstract: A non-stick coating with improved scratch resistance comprises an undercoat applied to a substrate, coated with a primary coat comprising a fluorocarbon resin and one or more fluorocarbon resin-based outer coats, characterized in that the undercoat is exclusively constituted by the polymer oxy-1,4-phenylene-oxy-1,4-phenylene-carbonyl-1,4-phenylene, known as PEEK.
Patent JP-2002540496-A (JP)
Title: ユーザを中心とした練習経験に対する製造システム、方法及びアーティクル
IPC: G06Q10/00
Filed: 2000-03-17
Abstract: (57)【要約】
人間及びそれらに起こる事象を感知しかつそれに応答する物理的空間で構成されるインテリジェント環境に、照明、温度、装飾物又はバックグラウンド・ミュージックのような、それらに影響を与える環境ファクターに動的に影響を及ぼさせるシステムを開示する。本発明の一実施例によるインテリジェント環境は、ヘルスクラブでプレーされる音楽の選択を制御する。共有環境におけるプリファランスをアービトレートすべく二つの異なるアルゴリズムを利用する：一つは、居住者の平均満足度を最大化することを捜し求め、もう一つは、居住者間で満足度の公平な分布を最大化することを捜し求める。結果として得られたシステムは、効果的な環境制御を与えるアプローチである。
Patent JP-2002541412-A (JP)
Title: 構造ブラインドボルト
IPC: F16B19/10
Filed: 2000-04-07
Abstract: (57)【要約】
ワークピースの位置決め開口内部に受容されるように寸法付けされた中空ボルト１６を有する少なくとも２つの重なるワークピース１２、１４を圧縮結合するためのブラインドボルト１０を提供する。中空ボルトは、伸長されたヘッド部分１８、ヘッド部分から延びる把持区画２０、把持区画から延びる減少された直径の外部ねじ山付き部分２２を有する。傾斜区画２４は、把持区画とねじ山付き部分との間に延びる。伸長されたシャフト３２を有するコアボルト３０は、中空ボルトの筒状穴内部に位置され且つ中空ボルトの外側に延びるドライバヘッドを含む。ブラインドボルト組立体は、中空ボルトのねじ山付き端部分をねじ受容できる内部ねじ山付き区画と、コアボルトのドライバ部分を受容するドライバ区画とを含む。コアボルトのドライバ部分とカラーのドライバ区画とは、嵌合キー溝を含むことが好ましい。
Patent JP-2002205413-A (JP)
Title: Ink cartridge
Inventor: YONEKUBO SHUJI
IPC: B41J2/175
Filed: 2001-01-11
Abstract: PROBLEM TO BE SOLVED: To provide an ink cartridge suitable for a pigment ink capable of preventing deposition of a pigment in the ink and bubbling of the ink. SOLUTION: An ink housing chamber is divided into a large chamber 1a having a large capacity and a small chamber 1b having a small capacity by a wall. An ink supply hole 4 is provided so as to communicate with the small chamber 1b. A fluid passage 11 for allowing the ink to flow into the small chamber 1b from the bottom of the large chamber 1a is formed.
Patent JP-2001261471-A (JP)
Title: Siliceous fertilizer and method for manufacturing silicic acid fertilizer
Inventor: IWASAKI MASAKI
IPC: C05B5/00
Filed: 2001-01-11
Abstract: PROBLEM TO BE SOLVED: To obtain a silicic acid fertilizer having a high content of soluble silicic acid capable of solubilizing the slag manufactured in a molten iron pretreatment and to provide a method for manufacturing the silicic acid fertilizer. SOLUTION: CaO is added to molten iron and the molten iron is subjected to desiliconizing and dephosphorizing treatments by blowing oxygen thereto, be which the slag having basicity (CaO/SiO2) of <=3 and containing 15 to 35 mass% soluble silicic acid is batched off and the silicic acid fertilizer is manufactured.
Patent JP-2002207590-A (JP)
Title: Computing unit and image processor provided with the same
Inventor: KITAKADO KATSUHIRO
IPC: G06T5/00
Filed: 2001-01-11
Abstract: PROBLEM TO BE SOLVED: To provide a computing unit with enhanced performance in performing an arithmetic processing to a digital signal by enhancing the operating fre quency. SOLUTION: In a mutiplier for performing the addition of the inputted partial products of multiplicand and multiplier factor by passing through a plurality of full adders 6 arranged in line and column directions, and outputting the product, an intermediate resistor 9 for temporarily holding the inputted digital signal and outputting the held digital signal when inputting a prescribed load signal is provided in the middle of the operation route of all the adders 6.
Patent JP-2002209512-A (JP)
Title: Method for thawing and preserving tuna meat
Inventor: KO KOKICHI
IPC: A23B4/07
Filed: 2001-01-12
Abstract: PROBLEM TO BE SOLVED: To process tuna meat to a food material having delicious taste by allowing active hemoglobin to bind to oxygen and exhibit sufficient coloring, and at the same time allowing the color development to be kept for a long time. SOLUTION: Ultra low-temperature tuna meat which have been frozen at or below -50 deg.C is cut at specified thickness of the meat to form blocks. The resultant blocks are placed into a waterproof bag, the meat is thawed in the state by immersing the bag into water of normal temperature, and subsequently the defrosted meat is stored at low temperature.
Patent JP-2001186812-A (JP)
Title: Dust discharging apparatus of thresher
Inventor: ICHIHARA HITOSHI
IPC: A01F12/54
Filed: 2001-01-15
Abstract: PROBLEM TO BE SOLVED: To solve a problem that conventionally, a technique in which a separation part is installed below a threshing chamber, small dust swung and separated by air is combined with waste straw falling from a dust discharge port of a treating chamber, jointly discharged and treated through a dust discharging chamber by various dust discharging fans is known, the dust discharging fans are clogged with the waste straw depending upon the amount and the state of the waste straw due to combined treatment of the waste straw and the small dust and smooth dust discharging treatment has not been carried out. SOLUTION: In order to solve the problem, the dust discharging port opening to the edge part of the treating chamber is vertically equipped with a dust discharging guide plate whose lower part curved in a recessed state in the rear dust discharging direction and a partition wall between the treating chamber and a cross flow fan so that the separation part is installed below the threshing chamber and the small dust swung and separated by air and the waste straw falling from the dust discharge port of the treating chamber are separately treated and subjected to dust discharging treatment through a dust discharging chamber.
Patent JP-2002210059-A (JP)
Title: Score board
Inventor: SHIMIZU KIYOSHI
IPC: B43L1/00
Filed: 2001-01-16
Abstract: PROBLEM TO BE SOLVED: To provide a simply usable score board inexpensively with a simple structure by making it easy to carry and facilitating the assembling and installation thereof. SOLUTION: The score board comprises a score sheet 1, a sheet housing board 4 which houses the score sheet 1 made free to load or unload and a frame-like stand 7 which holds the sheet housing board 4 being hoisted within a frame thereof. The sheet housing board 4 has a hook part 3a on the upper side thereof and the hook part 3a is elastically grasped on an upper frame part 5a of the stand 7 so as to be rotatable and detachable thereby getting the sheet housing board 4 hoisted and held on the stand 7.
Patent JP-2002214727-A (JP)
Title: Apparatus and method for reading radiographic image
Inventor: HARA HIROTAKA
IPC: G03B42/02
Filed: 2001-01-19
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for reading a radiographic image which can quickly erase an after image on a stimulable phosphor after image reading is terminated in a reading part, and can shorten a cycle of radiation photographing, and to provide a method for the same. SOLUTION: The apparatus for reading a radiographic image detects maximum value data before transferring radiographic image information read from a stimulable phosphor panel 4 in a reading part 3 to a controller 18, and decides erasing light intensity with which the stimulable phosphor panel is irradiated for erasing the after image on the basis of the maximum value. Besides, data about an irradiation quantity may be acquired from an irradiation part in the reading part to decide the quantity of erasing on the basis of the acquired data. Or, the basic erasing of a fixed erasing quantity may be performed in the reading part to estimate the maximum value of the after image by the controller, and it may be determined whether or not the basic erasing is sufficient on the basis of the estimate, and a necessary quantity of erasing may be determined on the basis of the estimate to perform secondary erasing when it is inadequate.
Patent JP-2002217307-A (JP)
Title: Semiconductor device and manufacturing method therefor
Inventor: FUKASAKU KATSUHIKO
IPC: H01L27/088
Filed: 2001-01-19
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device where the depletion of a gate electrode can be suppressed in a transistor whose gate insulating film is thin, a deep LDD region for suppressing a hot carrier can be formed in a transistor having a thick gate insulating film and a process margin can be increased from the point of gate work at the time of manufacture, and to provide the manufacturing method thereof. SOLUTION: In the semiconductor device, the multiple types of MOSFET are formed on a substrate. The gate insulating film 5 of MOSFET for core is thinner than the gate insulating film of MOSFET for I/O, and a polysilicon 8 being the gate electrode of MOSFET for core is made lower than polysilicon 13 being the gate electrode of MOSFET for I/O.
Patent JP-2001267849-A (JP)
Title: Pf power amplifier system having inductive steering
Inventor: LUU KY THOAI
IPC: H03F3/72
Filed: 2001-01-19
Abstract: PROBLEM TO BE SOLVED: To provide an RF power amplifier system having inductive steering capable of directly driving a switching transistor(TR). SOLUTION: A bridge circuit has a first TR switch and a second TR switch. A switch driver sends RF pluses in order to turn on/off the first and second TR switches and allow a current from a DC voltage source to alternately flow in first and second directions through a load. A driver control circuit selectively applies turn-on signals to the switch driver so as to enable the switch driver to pass RF pulses to the transistor switches. The switch driver has first and second logic gates respectively connected to the first and second TR switches. First and second inductive steering circuits are respectively inserted between the first logic gate and the first TR switch and between the second logic gate and the second TR switch.
Patent JP-2002223508-A (JP)
Title: Power distribution box
Inventor: OSHIMA TAKAMI
IPC: H02B1/30
Filed: 2001-01-24
Abstract: PROBLEM TO BE SOLVED: To form a power distribution box for cubicle, etc., of a light-weight, firm, and rigid assembling framework. SOLUTION: This power distribution box is composed of a rigid framework 9, constituted in such a way that a pair of square frames 4 and 4, is formed by welding the longitudinal and transverse adjoining ends 3 of longitudinally and transversally arranged light gauge sections 1 and 2 to each other and the inner and outer side edges of the gauge sections 1 and 2 are extended 5 and 5' inwardly and outwardly. Then door stop faces 6 are formed in the same plane, by bending the outward extended sections 5 and pluralities of bolt holes 7 are drilled through the inward extended sections 5', respectively. In addition, the four corners of the square frames 4 and 4 are joined detachably to each other by means of linkages made of light gauge sections.
Patent JP-2002221287-A (JP)
Title: Synthetic resin pipe for underground installation
Inventor: OSONE MASAHIDE
IPC: E03B7/00
Filed: 2001-01-24
Abstract: PROBLEM TO BE SOLVED: To provide a synthetic resin pipe for underground installation, the installed location of which can easily be detected by using a magnetometer. SOLUTION: On the outer peripheral face of a synthetic resin pipe 11, a sign line 13 containing a magnetic substance is integrally formed, or a sign tape containing the magnetic substance is stuck, or a sign is drawn by using an ink containing the above substance.
Patent JP-2002219783-A (JP)
Title: Laminated material for paper container
Inventor: SHIOZAKI KOICHI
IPC: B32B27/32
Filed: 2001-01-25
Abstract: PROBLEM TO BE SOLVED: To provide a laminated material for a paper container, having a sealant layer, which meets both smooth cutting characteristics when a blank is punched out of the laminated material for a paper container and low temperature sealing properties during plate working or during thermal sealing after packing the contents. SOLUTION: In a laminate composed of a paper layer 2 as a base material and a gas barrier layer 4, a plastic film layer 5 and a sealant layer 10 laminated on the paper layer 2 in that order, the sealant layer 10 is constituted of a low density polyethylene resin layer 8 laminated on a mixture resin layer 7 obtained by blending 30 to 5 wt.% low density polyethylene resin and 70 to 95 wt.% straight-chain low density polyethylene resin at the described ratio.
Patent JP-2002222516-A (JP)
Title: Magnetic recording medium
Inventor: KAWASHIMA HIROSHI
IPC: B42D15/10
Filed: 2001-01-26
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic recording medium wherein excellent image characteristics can be obtained using a sublimatable thermosensitive transfer method and satisfactory sublimation transfer recording can be applied to the part where a printing pattern is formed without generating the fusion, deformation, cupping and the like of an ink ribbon. SOLUTION: In the magnetic recording medium, a magnetic recording layer and an anchor layer are provided on one surface and the other surface of a base material, respectively. A sublimatable ink image receiving layer containing a copolymer having at least vinyl chloride and vinyl acetate as monomer components and alkyl-modified silicone oil is laminated via a printing pattern formed by using UV curing ink on the anchor layer.
Patent JP-2002222983-A (JP)
Title: Optical communication light-receiving module
Inventor: ABE TAKAHITO
IPC: H01L31/10
Filed: 2001-01-26
Abstract: PROBLEM TO BE SOLVED: To decrease manufacturing cost and non-resonate within an operating frequency band in high frequency operation. SOLUTION: An optical communication light-receiving module 10 comprises a photodetector 12, an amplifier 14 for amplifying an optical current of this amplifier 14, and a first capacitor 16 for preventing a resonance of this amplifier 14, on a header 18. The amplifier 14 is structured so as to be included in an amplifier IC 20. The amplifier IC and the first capacitor are installed on the header so as to come into direct contact with each other. The photodetector is installed so that it comes into direct contact with the first capacitor. The header comprises a module voltage applying terminal 22, a module plus side output terminal 24, and a module minus side output terminal 26.
Patent JP-2002221535-A (JP)
Title: Contact probe and its manufacturing method
Inventor: KATO NAOKI
IPC: H01L21/66
Filed: 2001-01-29
Abstract: PROBLEM TO BE SOLVED: To secure the strength of a contact pin, and simultaneously to correspond to a micro electrode terminal. SOLUTION: A section perpendicular to the longitudinal direction of the contact pin 32a has an approximate trapezoid shape, and its tip part is constituted with a comparatively wide upper face 41 linking to a face coated by a film, a comparatively narrow lower face 42 opposite to the upper face 41, and side faces 43 formed between the upper and lower faces 41, 42. The width of the upper face 41 is set as the width to such a degree that the strength of the contact pin 32a is secured sufficiently, and the width of the lower face 42 is adjusted to be narrower than the width Wb of the bottom surface of a recessed part 18b formed on the upper face of a bump 18a which is an inspection object.
Patent JP-2002222800-A (JP)
Title: Etching method and deposition film formation device having etching function
Inventor: TAKADA KAZUHIKO
IPC: C23C16/44
Filed: 2001-01-29
Abstract: PROBLEM TO BE SOLVED: To provide a method for surely and efficiently performing an etching process that is made after a film has been formed, and to provide a device suited for the method. SOLUTION: At least a substrate and a substrate-retaining component are used for introducing a feed gas into a vacuum reaction container for forming a film, a deposition film is formed by high-frequency discharge, and the deposition film adhering to the inside of the vacuum reaction container for forming a film and exhaust piping is etched by an etching gas until the substrate and the substrate-retaining component are taken out of a vacuum carrier container and a dummy substrate is thrown after the film has been formed using the etching method and device.
Patent JP-2002229176-A (JP)
Title: Levenson type phase shift mask
Inventor: FUKUHARA NOBUHIKO
IPC: G03F1/30
Filed: 2001-01-30
Abstract: PROBLEM TO BE SOLVED: To provide a Levenson type phase shift mask which can be manufactured without complicating the manufacturing processes or increasing the factors of defects, which prevents deterioration in the transfer accuracy caused by unnecessary light reflecting from the photomask surface and which improves the resolution of a transfer pattern. SOLUTION: An antireflection layer 3b formed on a light-shielding film pattern 2a is made of the same material as the material of a transparent film 3. The refractive index of the antireflection layer is smaller than the refractive index of the light-shielding film pattern.
Patent JP-2002226424-A (JP)
Title: Method for producing 1,3-difluoroacetone
Inventor: NADANO AKIRA
IPC: C07C49/167
Filed: 2001-02-06
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing 1,3-difluoroacetone suitable for production on an industrial scale. SOLUTION: 1,1,3,3-Tetrachloro-1,3-difluoroacetone is subjected to hydrogenolysis with hydrogen in the presence of a catalyst.
Patent JP-2002231128-A (JP)
Title: Method of manufacturing plasma display device
Inventor: YAMASHITA KATSUYOSHI
IPC: H01J11/12
Filed: 2001-02-06
Abstract: PROBLEM TO BE SOLVED: To solve such problems in methods of manufacturing the address electrode of a PDP including a method of exposing, developing, and baking for formation by a photo lithography method and a method of pattern forming and baking a conductive paste by a screen printing method that the forming methods are troublesome, micro pattern formation is difficult, and the inspection and repair processes for cable breakage and short-circuit are also necessary which become one cause of an increased cost of the PDP. SOLUTION: An electrode material is formed on the entire surface of a display area, and a resist is formed on the electrode material. An opening part is formed by exposing and developing the barrier rib forming part of the resist. At the same time, a soluble electrode material is also removed to form an address electrode between barrier ribs.