baber/WOPTO huggingface dataset:
Patent JP-2023170002-A (JP)
Title: 送風機
IPC: F04D29/58
Filed: 2022-05-18
Abstract: 【課題】ペルチェ素子による冷却効率を高めることが可能な送風機を提供する。【解決手段】送風機１は、第一ファン３と、第一ファン３からの第一風Ｗ１を受ける第一熱交換器５２と、第二ファン４と、第二ファン４からの第二風Ｗ２を受ける第二熱交換器５３と、冷却面５１ａ及び当該冷却面５１ａに背向する放熱面５１ｂを有するペルチェ素子５１と、を備えている。第一熱交換器５２は、冷却面５１ａに熱的に接続されている。第二熱交換器５３は、放熱面５１ｂに熱的に接続されている。第一ファン３及び第二ファン４のそれぞれが駆動している際には、第二ファン４の風量が、第一ファン３の風量よりも大きい。【選択図】図４
Patent JP-2022116126-A (JP)
Title: Laminated electronic component and manufacturing method thereof
IPC: H03H7/01
Filed: 2022-05-23
Abstract: PROBLEM TO BE SOLVED: To provide a laminated electronic component that can suppress occurrence of an electromagnetic problem associated with high-density mounting. 
     SOLUTION: A laminated electronic component 1 includes a laminate 10, a plurality of terminals 11, 12, and 13, and a shield 20 integrated with the laminate 10. The plurality of terminals 11, 12, and 13 is provided on a bottom surface 10A of the laminate 10. An upper surface 10B of the laminate 10 includes a mark portion 10B1 and a peripheral portion 10B2. There is a step between the mark portion 10B1 and the peripheral portion 10B2. The shield 20 includes an upper surface covering portion 20B covering the upper surface 10B of the laminate 10 and four side covering portions 20C to 20F covering four side surfaces 10C to 10F of the laminate 10. An upper surface of the upper surface covering portion 20B includes a mark portion 20B1 and a peripheral portion 20B. There is a step between the mark portion 20B1 and the peripheral portion 20B2. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022105632-A (JP)
Title: Pointer display apparatus and pointer operation control method
IPC: G04C9/00
Filed: 2022-05-24
Abstract: PROBLEM TO BE SOLVED: To provide a pointer display apparatus and pointer operation control method, which enable a display state of a pointer to be easily discriminated. 
     SOLUTION: A pointer display apparatus includes a pointer that operates in a predetermined operation range and a control section that controls the operation of the pointer. In a first display mode in which the control section displays predetermined display contents with the pointer, the control section sets an evacuation state of the pointer in an evacuation operation in which the pointer is temporarily evacuated from a predetermined pointing range to be different from an evacuation state of the pointer in a mode other than the first display mode. 
     SELECTED DRAWING: Figure 6 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022105654-A (JP)
Title: Encoder, decoder, and program
IPC: H04N19/124
Filed: 2022-05-24
Abstract: PROBLEM TO BE SOLVED: To suppress deterioration in image quality even in a case where ACT (Adaptive Color Transform) is applied. 
     SOLUTION: An encoder that performs encoding for each encoding target block comprises: a prediction unit that generates a prediction block corresponding to the encoding target block, for each component; a residual generation unit that generates a prediction residual representing a difference between the encoding target block and the prediction block, for each component; a color space conversion unit that performs color space conversion processing on the prediction residual for each component; a conversion unit that performs conversion processing on the prediction residual to generate a conversion coefficient; a quantization control unit that decides a scaling list to be used for quantization processing to the conversion coefficient; and a quantization unit that performs the quantization processing on the conversion coefficient using the decided scaling list. The quantization controller decides the scaling list on the basis of the color space conversion processing. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023179908-A (JP)
Title: 防滑塗布材及び防滑施工方法
IPC: E01C11/26
Filed: 2022-06-08
Abstract: 【課題】歩行面の意匠性を維持又は改善しつつ、滑りにくい歩行面を形成させることができる防滑塗布材及び防滑施工方法を提供することにある。【解決手段】粒径が４ｍｍ以下にされた陶磁器、瓦、火山灰若しくは炭又はこれらが混合されたものからなる骨材と、骨材を該歩行面に固着させるバインダとからなり、骨材の重量が、骨材とバインダとの合計重量に対して８％を超え５０％未満であることを特徴とし、バインダが、水系合成樹脂エマルジョンからなることを特徴とする。【選択図】図１
Patent JP-2023179981-A (JP)
Title: 情報処理装置、情報処理方法及びプログラム
IPC: A63F13/79
Filed: 2022-06-08
Abstract: 【課題】ゲームイベントに関する情報のうち、ユーザに有益な情報を優先的に表示すること。【解決手段】ユーザがゲームをプレイするプレイ時間帯を設定する設定部と、前記ユーザのプレイ時間帯と少なくとも一部の開催時間が重複するゲームイベントに関する情報を、前記ユーザのプレイ時間帯と開催時間が重複しないゲームイベントに関する情報よりも優先して表示させる、表示制御部と、を有する情報処理装置を提供する。【選択図】図４
Patent JP-2023180724-A (JP)
Title: 蓄電装置
IPC: H01G11/18
Filed: 2022-06-10
Abstract: 【課題】導電部材を溶接する際の蓄電素子の熱損傷を抑制しつつ、冷却性能を向上することができる。【解決手段】蓄電装置は、円柱形状を有し、互いに隣り合う第１蓄電素子及び第２蓄電素子と、熱伝導性を有し、前記第１蓄電素子及び前記第２蓄電素子を収納する収納部材と、前記第１蓄電素子及び前記第２蓄電素子を電気的に接続する導電部材と、を備え、前記第１蓄電素子は、軸方向端部に端面電極を有し、前記第２蓄電素子は、外周部に周面電極を有し、前記導電部材は、前記端面電極から前記周面電極に向かって延びることで、前記端面電極及び前記周面電極に接続されており、前記導電部材は、前記端面電極と対向する部分に厚肉部と、前記厚肉部よりも厚みが薄い端面側薄肉部と、を有し、前記端面側薄肉部は、前記端面電極と溶接接続されており、前記導電部材及び前記周面電極を介して前記端面電極の熱を前記収納部材に逃がす構造とされている。【選択図】図１
Patent JP-2022118157-A (JP)
Title: Mosquito-repellent incense
IPC: A01N53/06
Filed: 2022-06-22
Abstract: PROBLEM TO BE SOLVED: To provide a novel mosquito-repellent incense suitable for use in a space high in sealing property, especially a mosquito-repellent incense providing aroma over long time same as pest control effect, so that a user can realize the pest control effect. 
     SOLUTION: There is provided a mosquito-repellent incense containing following components (A), (B) and (C), in which content of the component (A) is 0.005 wt.% to 5 wt.% and content of the component (B) is 0.00025 wt.% to 5 wt.%. Component (A): a pyrethroid compound having vapor pressure at 25°C by a Donovan method in a range of 1×10 -5  to 1×10 -4  mmHg. Component (B): one or more kinds of perfume component selected from 2-cyclohexylidene-2-phenylacetonitrile, 3,5-dinitro-2,6-dimethyl-4-t-butyl acetophenone, β-ionone, acetylcedrene, and α-isomethyl ionone. Component (C): an incense substrate. 
     SELECTED DRAWING: None 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2024002504-A (JP)
Title: 経口組成物
IPC: A23L33/10
Filed: 2022-06-24
Abstract: 【課題】本発明は紅麹及び／又はその加工物を含む経口組成物でありながら、経時による変色が抑制された経口組成物を提供することを目的とする。【解決手段】（Ａ）紅麹及び／又はその加工物を含む経口組成物の変色を抑制する方法であって、前記経口組成物において、前記（Ａ）成分と共に、（Ｂ）緑茶エキス、ブドウ種子エキス、ガルシニアエキス、オリーブ油、月見草油、及び還元麦芽糖水飴からなる群より選択される添加剤を配合することで、紅麹及び／又はその加工物を含む経口組成物の変色を抑制できる。【選択図】なし
Patent JP-2024003681-A (JP)
Title: Ｓａｍ基板の再利用方法
IPC: C30B29/22
Filed: 2022-06-27
Abstract: 【課題】フレッシュな基板と同様の結果が従来より効率よくかつ得られるＳＡＭ再利用方法を提供すること。【解決手段】ＳｃＡｌＭｇＯ４（以下「ＳＡＭ」と記す。）基板上に、Ｇａ化合物からなる層を気相成長させ、室温に戻したときに、前記Ｇａ化合物からなる層とＳＡＭ基板とを分離し、分離したＳＡＭ基板を再加工することで、該ＳＡＭ基板上に新たな層の成長を可能にするＳＡＭ基板の再利用方法。【選択図】図１
Patent JP-2024003718-A (JP)
Title: 記録装置
IPC: B41J2/175
Filed: 2022-06-27
Abstract: 【課題】 チューブ閉塞手段が解除された後、チューブによるインクの供給を必要とする動作開始時間までを短縮することを目的とする。【解決手段】 チューブ閉塞状態における経過時間や、記録装置の温度に基づいて、チューブ閉塞状態を解除してからインクの供給を必要とする動作を開始する前の待機時間を決定する。【選択図】 図５
Patent JP-2024006558-A (JP)
Title: ファン付ポーチ
IPC: A45C15/00
Filed: 2022-07-04
Abstract: 【課題】ポーチに外力が作用してもポーチの変形を抑えることができ、これによってポーチ内の気道空間を保って安定的に送風機能を発揮することができるファン付ポーチを提供する。 
【解決手段】外気導入部２ａ及び吹出部２ｂを有するポーチ２と、ポーチ２内に収容されるファン３と、ファン３が外気導入部２ａを通して吸い込んだ空気を吹出部２ｂから吹き出すための気道空間１０をポーチ２内に形成するようにポーチ２を保形するスペーサ４とを備えるものとする。 
【選択図】図１
Patent JP-2024007120-A (JP)
Title: シートクッション
IPC: B60N2/58
Filed: 2022-07-05
Abstract: 【課題】簡素な構成でクッション本体をシートフレームに組付けることができるシートクッションを提供する。【解決手段】シートクッション１０は、シート幅方向の端部においてシート前後方向に延設されたサイドフレーム２４を含んで構成されたシートフレーム２０と、シートフレーム２０に載置され、乗員の臀部及び大腿部を支持可能に構成されたパッド５２と、パッド５２に被せられパッド５２に固定されたカバー６６と、を備えたクッション本体２２と、サイドフレーム２４のシート幅方向外側に設けられると共に、サイドフレーム２４に固定されかつカバー６６におけるシート幅方向の端部６６Ｃを係止可能に構成されたサイドフィニッシャ３６と、を有する。【選択図】図５
Patent JP-2022145688-A (JP)
Title: Information processing apparatus and data processing method
IPC: A61B1/24
Filed: 2022-07-11
Abstract: PROBLEM TO BE SOLVED: To provide an information processing apparatus and a data processing method that simplify an operation to edit data acquired by a scanner. 
     SOLUTION: An information processing apparatus 100 includes: a management section 142 that manages three-dimensional data 122 acquired by a scanner 200 in the order of acquiring; a display processing section 145 that displays a three-dimensional image generated from combined data 124 generated by combining a plurality of pieces of three-dimensional data 122 on a display 300; and a selection acceptance section 146 that accepts an operation by a user. When the selection acceptance section 146 accepts an operation to select the three-dimensional data 122, the management section 142 sets data from the selected three-dimensional data 122 to the last acquired three-dimensional data 122 as data to be deleted. The display processing section 145 displays a three-dimensional image generated on the basis of data to be used except the data to be deleted on the display 300. 
     SELECTED DRAWING: Figure 9 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2024010728-A (JP)
Title: 熱量計及び熱量計測方法
IPC: G01N25/20
Filed: 2022-07-13
Abstract: 【課題】熱量測定の不確かさが時系列的にどのように変化するかを直接的に評価することを可能にする。【解決手段】熱量計を、熱電変換部と、この熱電変換部の一方の面を第一の壁面で囲んで測定試料と第一の発熱体を収納する測定領域を内部に形成すると測定領域部と、熱電変換部の前記一方の面の反対側の面を第二の壁面で囲んで補償用ヒータと第二の発熱体とを収納する参照領域を内部に形成する参照領域部と、第一の発熱体を加熱する第一の加熱部と、第二の発熱体を加熱する第二の加熱部と、測定領域と参照領域との温度差により熱電変換部で発生する熱起電力に基づいて補償用ヒータを加熱する第三の加熱部と、第一の発熱体に印加する電力と第二の発熱体に印加する電力とを求めるとともに、熱電変換部で発生する熱起電力がゼロとなるように第三の加熱部から補償用ヒータに印可する電力の情報を用いて測定試料の発熱量を演算して求める演算部とを備えて構成した。【選択図】図１
Patent JP-2024010747-A (JP)
Title: メンテナンス管理方法、メンテナンス管理システム、及びメンテナンス管理プログラム
IPC: G06Q10/20
Filed: 2022-07-13
Abstract: 【課題】ユーザによるメンテナンスの予約を支援する。【解決手段】メンテナンス管理方法は、圃場で作業を行う作業装置１００の累積稼働時間に基づき、作業装置１００のメンテナンスを通知するか否かを判定することを含む。また、メンテナンス管理方法は、メンテナンスの通知を行うと判定したとき、累積稼働時間に基づき、メンテナンスを行うメンテナンス候補日を決定することを含む。また、メンテナンス管理方法は、メンテナンス候補日にメンテナンスを行う許可を要求する要求信号を生成することを含む。さらに、メンテナンス管理方法は、要求信号に対してメンテナンスの許可が得られたとき、メンテナンス候補日における作業装置１００のメンテナンスを予約することを含む。【選択図】図７Ａ
Patent JP-2023020969-A (JP)
Title: Gas communication module and aerosol generating device
Inventor: HE DAN CHONG
IPC: A24F40/20
Filed: 2022-07-20
Abstract: To improve cooling efficiency in a gas communication module and an aerosol generating device.SOLUTION: A gas communication module according to one embodiment, comprises an upper lid and a bottom lid. The upper lid includes mutually communicating first cavity and second cavity formed thereon. The second cavity includes an exhaust hole installed on a cavity wall. The bottom lid includes a bottom lid body, and a protrusion installed on the bottom lid body. The bottom lid body is installed in the first cavity and the protrusion is installed in the second cavity. The protrusion includes an exhaust passage installed therein. The bottom lid body is engaged with an atomization body to form an atomization chamber. The bottom lid body is spaced apart on a top wall of the first cavity to form an air supply passage, communicates the atomization chamber with the outside air by the air supply passage and communicates the atomization chamber with the exhaust hole by the exhaust passage. This configuration thus includes the air supply passage between the upper lid and the bottom lid by the aforementioned installation, so that during aspiration by a user, the external cool air continuously flows into the air supply passage and carries away the heat in the air supply passage.SELECTED DRAWING: Figure 25
Patent JP-2022160552-A (JP)
Title: Robotic system with dynamic motion adjustment mechanism and method for operating the same
IPC: B25J13/00
Filed: 2022-08-02
Abstract: PROBLEM TO BE SOLVED: To provide a robotic system capable of dynamically adjusting a packing plan, a corresponding movement plan and/or implementation thereof according to real time factors. 
     SOLUTION: A robotic system monitors input/output conditions and, based on the input/output conditions, dynamically derives a set of updated waypoints that replaces a set of planned waypoints for implementing a task. The set of updated waypoints is along a planned trajectory, and according to this, the robotic system implements adjustment to the task for transporting a representative portion of a target object or robot and implements the task differently from initially planned. 
     SELECTED DRAWING: Figure 6 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2022145878-A (JP)
Title: game machine
IPC: A63F7/02
Filed: 2022-08-10
Abstract: PROBLEM TO BE SOLVED: To provide a game machine capable of imparting a moderate profit to a player. 
     SOLUTION: When a game round in which a jackpot occurs is completed, an opening/closing execution mode is started. In the opening/closing execution mode, a special electric winning device is opened and closed, and game balls are put out when game balls enter the special electric winning device. The total number of round games executed in the opening/closing execution mode occurring in an advantageous period is measured by a total round number counter 64c. When a value of the total round number counter 64c becomes a first reference value or larger, a shooting period of game balls is changed to a long period. When a value of the total round number counter 64c becomes the first reference value or larger, a variation continuation period of a game round is extended. When a game round resulting in a predetermined jackpot result occurs in a situation in which a value of the total round number counter 64c is a third reference value or larger, a variation continuation period of the game round becomes the longest period. 
     SELECTED DRAWING: Figure 6 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2023100574-A (JP)
Title: Filtration method of waste water, filtration machine, manufacturing method of ferronickel, and manufacturing facility of ferronickel
Inventor: SUZUKI KOKI
IPC: C22B23/02
Filed: 2022-08-22
Abstract: To reduce concentration of suspended substances in waste water discharged in a process of a wet process, and prevent a recovery rate of nickel from lowering by preventing loss of nickel contained in the suspended substances, in a dry-type smelting method for manufacturing ferronickel.SOLUTION: In a dry-type smelting method for manufacturing ferronickel by sequentially performing a drying step S1, a firing step S2 and a melting reduction step S3, a filtration method of waste water includes using ferronickel slag as a filter medium 44, separated and removed from ferronickel metal in the melting reduction step S3, in the filtration method of waste water containing suspended substances separated and recovered by wet process from an exhaust gas generated in the drying step S1 and/or the firing step S2 and containing dust derived from raw material ore 11.SELECTED DRAWING: Figure 1
Patent JP-2022162049-A (JP)
Title: game machine
IPC: A63F7/02
Filed: 2022-08-24
Abstract: PROBLEM TO BE SOLVED: To provide a game machine capable of enhancing interest in a game. 
     SOLUTION: In a jackpot type "time-shortening A" of a first special pattern and "latent probability variation B", and an effective pattern "A" of respective probability variable areas 73, 74 in a jackpot type "time-shortening C" of a second pattern, a right-side probability variable area 73 is set to be effective and a left-side probability variable area 74 is set to be ineffective in a second round. In the effective pattern "A", the left-side probability variable area 74 is set to be effective in a fifth round and the right-side probability variable area 73 is set to be ineffective. In the effective pattern "A", both the probability variable areas 73, 74 are set to be ineffective in the other rounds (namely, a first round, a third round, a fourth round, a sixth round, a seventh round, and thereafter). 
     SELECTED DRAWING: Figure 12 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2022162080-A (JP)
Title: Distance measuring device
IPC: G01C3/06
Filed: 2022-08-24
Abstract: PROBLEM TO BE SOLVED: To provide a distance measuring device with which it is possible to comply with safety standards regarding laser beam output and measure the distance to an object located far away with good accuracy. 
     SOLUTION: A distance measuring device comprises: a light reception unit that includes a reflected light deflection element for variably deflecting the direction of reflected light of the emission light having been reflected by an object and a light reception element for receiving the reflected light having been deflected by the reflected light deflection element; and a plurality of light projection units, at least one of which is arranged apart from the light reception unit in a direction perpendicular to the optical axis of the light reception unit, and each of which includes a light source for emitting the emission light and an emission light deflection element for variably deflecting the direction of the emission light. The emission light is emitted from one or a plurality of light projection units selected from among the plurality of light projection units, on the basis of the direction of the emission light of the plurality of light projection units. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2022188025-A (JP)
Title: Device, method, and graphical user interface for manipulating user interface based on unlock inputs
IPC: G06F3/01
Filed: 2022-09-02
Abstract: PROBLEM TO BE SOLVED: To provide a method for enrolling fingerprints with greater speed and efficiency, and an electronic device provided with an interface. 
     SOLUTION: Provided is a method for enrolling fingerprints using a device with a display and a fingerprint sensor. The device displays a fingerprint enrollment interface and detects, on the fingerprint sensor, a plurality of finger gestures executed with a finger. The device collects fingerprint information from the plurality of finger gestures performed with the corresponding finger. The device indicates that further fingerprint information is collected from corresponding static fingerprint gestures by changing an appearance of a progress indicator included in the fingerprint enrollment interface. After collecting the fingerprint information, the device determines whether the collected fingerprint information is sufficient to enroll a fingerprint of the finger. When the collected fingerprint information for the finger is sufficient to enroll the fingerprint of the finger, the device enrolls the fingerprint of the finger and provides tactile feedback. 
     SELECTED DRAWING: Figure 6A 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2022172359-A (JP)
Title: System and method for fulfilling work tasks via modular autonomous vehicles
IPC: G06Q50/30
Filed: 2022-09-09
Abstract: PROBLEM TO BE SOLVED: To provide a method for fulfilling a work task request using a modular autonomous vehicle, a non-temporary computer-readable storage medium and a computer device. 
     SOLUTION: A method includes transmitting a work task request specifying a work request to be performed by a modular autonomous vehicle, and identifying equipment required for performing the work task request. Once the work task request is stored at a server, the method further includes identifying information of the equipment required for performing the work task request, and determining whether equipment of the modular autonomous vehicle corresponds to the equipment required for assigning the work task to the modular autonomous vehicle. The method also includes, upon receiving in-cabin sensing data, assigning or denying the work task to the modular autonomous vehicle for performance of the work task. 
     SELECTED DRAWING: Figure 6A 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2023047332-A (JP)
Title: Compound, resin containing structural unit derived therefrom, resist composition, and method for producing resist pattern
Inventor: KITA YUJI
IPC: C07D407/12
Filed: 2022-09-21
Abstract: To provide a resist composition from which a resist pattern having good CD uniformity (CDU) can be produced.SOLUTION: The resist composition contains a resin containing a structural unit represented by formula (I) and an acid generator. [In the formula, R0 represents an alkyl group which may have a halogen atom, a hydrogen atom or a halogen atom; X1 represents *-O-**, *-CO-O-**, -Ax-Ph-Ay-** or the like; Ph represents a phenylene group; Ax and Ay each represent a bond such as a single bond, an ether bond or an ester bond; L1 represents a single bond or an optionally substituted hydrocarbon group; ring W represents an optionally substituted alicyclic hydrocarbon ring; Xa and Xb each represent an oxygen atom or a sulfur atom; and X2 represents a hydrocarbon group having an alicyclic hydrocarbon group.]SELECTED DRAWING: None
Patent JP-2023047340-A (JP)
Title: Reducing delay-lock loop delay fluctuation
Inventor: OKADA KOJI
IPC: H03L7/081
Filed: 2022-09-22
Abstract: To provide a device, system and apparatus for eliminating delay fluctuation of delay cells of a slave delay line.SOLUTION: A delay-lock loop (DLL) system 400 includes a master DLL 110 having a phase frequency detector 112 connected in series with a charge pump 114 that is to generate a control voltage. A slave DLL 130 is coupled to the master DLL, and has a delay line 140. The delay line includes a buffer 142 to receive a slave clock, and a series of delay cells 145 coupled between the buffer and an output terminal that is to output a delay clock, the series of delay cells variably controlled by the control voltage. The master DLL and the slave DLL are powered by a power supply that experiences undershoot or overshoot in response to a load transient characteristic. A dummy load 460 is coupled between the delay line of the slave DLL and an output of the power supply, the dummy load including an exclusive OR gate 462 that receives, as inputs, a first output of the buffer and the delay clock.SELECTED DRAWING: Figure 4
Patent JP-2023011560-A (JP)
Title: Polyamide-coated filter membranes, filters, and methods
IPC: B01D69/12
Filed: 2022-09-29
Abstract: PROBLEM TO BE SOLVED: To provide filter membranes coated with a polyamide, filters and filter cartridges that include the filter membranes, and methods of using and making the filter membranes. 
     SOLUTION: A coated filter membrane comprises: a porous polymeric filter layer; and a crosslinked polyamide film coating at a surface of the porous filter layer, where the crosslinked polyamide film is not crosslinked by a multi-functional crosslinking agent, and where the polyamide film is porous or non-porous. A method of using the filter membrane comprises passing solvent-based liquid through the membrane. 
     SELECTED DRAWING: Figure 10 
     COPYRIGHT: (C)2023,JPO&INPIT
Patent JP-2022179597-A (JP)
Title: Semiconductor device
IPC: G09G3/20
Filed: 2022-10-03
Abstract: PROBLEM TO BE SOLVED: To improve display quality by reducing erroneous operation of a circuit. 
     SOLUTION: In a drive circuit formed from a plurality of pulse output circuits having first to third transistors and first to fourth signal lines, a first clock signal is supplied to the first signal line, a preceding-stage signal is supplied to the second signal line, a second clock signal is supplied to the third signal line, and an output signal is supplied from the fourth signal line. Duty ratio of the first clock signal is different from that of the second clock signal. A period taken for the second clock signal to switch from an L signal to an H signal after the first clock signal having switched from the H signal to the L signal is made longer than a period taken for the preceding-stage signal to switch from the L signal to the H signal. 
     SELECTED DRAWING: Figure 2 
     COPYRIGHT: (C)2023,JPO&INPIT