baber/WOPTO huggingface dataset:
Patent WO-2021166800-A1 (WO)
Title: Pneumatic tire
Inventor: NARUSE MASAHIRO
IPC: B60C15/06
Filed: 2021-02-12
Abstract: Provided is a pneumatic tire that enables improved durability of a transponder while ensuring durability of the tire. A pneumatic tire comprising: a tread section 1 extending in the tire circumference direction and having an annular shape; a pair of sidewall sections 2 disposed on both sides of the tread section 1; and a pair of bead sections 3 disposed inward of the sidewall sections 2 in the tire radial direction, wherein a transponder 20 is embedded in the tire, said transponder 20 is covered with a covering layer 23, and the glass transition temperature Tg of the covering layer 23 falls within a range of -70°C to -45°C.
Patent WO-2021172081-A1 (WO)
Inventor: YAMAKAWA AKIRA
IPC: H01M50/40
Filed: 2021-02-09
Abstract: The present invention provides a slurry which enables the formation of a separator for secondary batteries having excellent heat resistance.　A slurry according to the present disclosure contains the fine fibers described below, a binder and water. Fine fibers: Those having a melting point (or a decomposition temperature in cases where there is no melting point) of 150°C or higher, while satisfying formula (1).　(1): y > 0.97x (In the formula, y represents the cumulative frequency of fine fibers having a fiber diameter of 1 μm or less as determined by using a laser diffraction particle size distribution measuring instrument; and x represents the cumulative frequency of fine fibers having a fiber diameter of 2 μm or less as determined in the same manner. Meanwhile, the fiber diameters are the equivalent spherical diameters as determined by laser diffraction particle size distribution measurement.)
Patent WO-2021199800-A1 (WO)
Title: 積層圧電素子
Inventor: KAGAWA YUSUKE
IPC: H01L41/18
Filed: 2021-02-25
Abstract: 圧電体層を電極層および保護層で挟持してなる圧電フィルムを、複数層、積層した積層圧電素子において、圧電フィルム間で短絡することを抑制できる積層圧電素子を提供する。圧電体層と、圧電体層を挟持する２つの電極層と、電極層をそれぞれ覆う２つの保護層とを有する圧電フィルムを、複数層、積層してなり、隣接する圧電フィルムのそれぞれの端辺の少なくとも一部が、面方向において異なる位置にある。
Patent WO-2021182115-A1 (WO)
Title: Electromagnetic valve
Inventor: AOYAMA FUMIAKI
IPC: F16K31/122
Filed: 2021-02-25
Abstract: [Problem] To provide an electromagnetic valve and a fluid-pressure-driven valve with which it is possible to monitor the state of each part of an electromagnetic valve with the single electromagnetic valve and simplify the device configuration. [Solution] An electromagnetic valve (1) comprises: a spool part (2) that switches a flow passage through which a motive fluid flows; a solenoid part (3) that displaces the spool part (2) in accordance with the electrical conduction state; a plurality of sensors (4) that acquire the state of each part of the electromagnetic valve (1); a substrate (5) that has at least one of the plurality of sensors (4) mounted thereon, and also has a control unit for controlling the electromagnetic valve (1); and a housing part (6) that houses the spool part (2), the solenoid part (3), the plurality of sensors (4), and the substrate (5). The basic functions of the electromagnetic valve (1) as well as monitoring functions for monitoring the state of each part thereof are thus consolidated within the housing part (6), thereby making it possible to monitor the state of each part of the electromagnetic valve (1) with the single electromagnetic valve (1) and simplify the device configuration.
Patent WO-2021210309-A1 (WO)
Title: Reinforcement fixture
Inventor: MIZUMA Shizuo
IPC: E04C5/18
Filed: 2021-03-12
Abstract: Provided is a reinforcement fixture which prevents problems such as loosening due to a rotational movement of reinforcements when the reinforcements are fixed to each other in a crossing section of the reinforcements. A reinforcement fixture 100 comprises: a reinforcement fixture body 110 placed in a crossing section of a vertical reinforcement VR having a pair of reinforcing ribs VRR protruding along the reinforcement longitudinal direction and a horizontal reinforcement HR having a pair of reinforcing ribs HRR protruding along the reinforcement longitudinal direction, the reinforcement fixture body 110 comprising a steel bar having a horizontal reinforcement embracing area 111 for embracing the horizontal reinforcement HR, a first vertical reinforcement embracing area 112 continuous with one end of the horizontal reinforcement embracing area 111 and embracing the vertical reinforcement VR, a first fastening area 114 continuous with the first vertical reinforcement embracing area 111, a second vertical reinforcement embracing area 113 continuous with the other end of the horizontal reinforcement embracing area 111 and embracing the vertical reinforcement VR, and a U-shaped second fastening area 115 continuous with the second vertical reinforcement embracing area 113; a fastening bolt 120 comprising a steel bar having a U-shaped engagement area 121 engaged with the first fastening area 114 of the reinforcement fixture body 110 from outside, and a linear thread area 122 continuous with one end of the engagement area and passing through the second fastening area 115 of the reinforcement fixture body 110; and a fastening nut 130 with a washer that is screwed onto the fastening bolt 120 from outside the second fastening area 115 of the reinforcement fixture body 110. A horizontal reinforcement abutment site of the horizontal reinforcement embracing area 111 is provided with a rib engagement recess 111r that engages with the reinforcing ribs HRR of the horizontal reinforcement HR.
Patent WO-2021193757-A1 (WO)
Title: 感熱媒体及びレーザ記録装置
Inventor: NEMOTO NOBUKI
IPC: B41M5/40
Filed: 2021-03-24
Abstract: 媒体パラメータを効率的に取得することができる感熱媒体及びレーザ記録装置を提供する。実施形態によれば、感熱媒体は、光熱変換層と、発色層と、記憶機構と、を備える。光熱変換層は、照射されたレーザを熱に変換する。発色層は、前記光熱変換層が変換した熱によって発色する。記憶機構は、前記光熱変換層の光熱変換効率を含む媒体パラメータに関連する情報を格納する。
Patent WO-2021200793-A1 (WO)
Title: 繊維強化プラスチック成形材料
Inventor: FUJINO Keniti
IPC: B32B5/28
Filed: 2021-03-29
Abstract: 連続繊維シートを使用することが容易であり、優れた耐熱性と機械的強度を有する架橋性の熱可塑性樹脂組成物をマトリックス樹脂とした繊維強化プラスチック成形材料、およびその成形体製造方法を提供することである。　連続繊維シートにマトリックス樹脂組成物が含浸した繊維強化プラスチック成形材料であって、前記マトリックス樹脂組成物が、芳香族ポリエステル樹脂と、フェノキシ樹脂とを含有し、前記２種の樹脂間で熱架橋による硬化性を示す樹脂組成物であり、芳香族ポリエステル樹脂とフェノキシ樹脂との含有比率（芳香族ポリエステル：フェノキシ樹脂）が重量比で５：５～１：９の範囲内であることを特徴とする繊維強化プラスチック成形材料。
Patent WO-2021215422-A1 (WO)
Inventor: ISEKI MASATO
IPC: C25D3/46
Filed: 2021-04-20
Abstract: La présente invention concerne un liquide de placage d'argent électrolytique qui contient de 10 g/L à 100 g/L de cyanure d'argent ou d'un sel de cyanure d'argent en termes d'argent élémentaire, de 1 g/L à 200 g/L d'un sel électriquement conducteur, et de 3 g/L à 500 g/L d'un thiosulfate ou d'un sel de celui-ci.
Patent WO-2021235409-A1 (WO)
Title: Communication control method
Inventor: FUJISHIRO MASATO
IPC: H04W48/10
Filed: 2021-05-17
Abstract: Provided is a communication control method for selecting a candidate cell in which a relay node resides in a cellular communication system. The communication control method comprises a node that manages a cell transmitting a first information element indicating whether selection of the cell is prohibited, and a second information element concerning whether selection of another cell belonging to the same frequency as the cell is permitted when selection of the cell is prohibited. The first information element is applied to both the relay node and a user device. The transmitting includes transmitting the second information element for the relay node as an information element separate from the second information element for the user device.
Patent WO-2022259403-A1 (WO)
Inventor: HAMADA KYOHEI
IPC: B66B5/02
Filed: 2021-06-09
Abstract: Provided are a management system and an elevator system with which it is possible to cancel a function for evacuating from flooding without any operation by a manager in a facility in which an elevator is applied. In the present invention, a monitoring system (18) comprises an acquisition unit (19) and a command unit (20). The acquisition unit (19) successively acquires, from an external weather information system (23), the degree of urgency of flood damage in a location provided with a facility (3) in which an elevator (2) is applied. When the degree of urgency acquired by the acquisition unit (19) is equal to or greater than a first reference value, the command unit (20) causes the elevator (2) to initiate a function for evacuating from flooding. When the degree of urgency acquired by the acquisition unit (19) is less than a second reference value, the command unit (20) causes the elevator (2) to cancel the evacuation function. The first and second reference values are set in advance such that the second reference value is equal to or less than the first reference value.
Patent WO-2021261369-A1 (WO)
Inventor: MAKII TATSUO
IPC: B64C11/08
Filed: 2021-06-17
Abstract: A propeller attachment device according to the present invention has: a linking body which integrally turns with an output shaft of a motor; a mobile body; and an elastic body. The linking body has a base and a first receiving section which allows mounting and dismounting of a motor attachment section through the turning of a propeller in a circumferential direction and which restricts movement of the propeller in an axial direction. The mobile body has a second receiving section and is supported by the linking body, in a manner allowing movement in the axial direction, between a mounting/dismounting position and a restricted position. The mounting/dismounting position is a position where mounting/dismounting of the attachment section with respect to the first receiving section is allowed. The restricted position is a position beyond the mounting/dismounting position in a first direction that extends toward one end of the output shaft from another end thereof along the axial direction of the output shaft, and is a position which restricts the turning of the propeller in the circumferential direction with respect to the base. The elastic body pushes the mobile body in the first direction.
Patent WO-2022269819-A1 (WO)
Inventor: OGISO TAROU
IPC: G01B21/00
Filed: 2021-06-23
Abstract: L'invention concerne un dispositif de commande de machine qui comprend un actionneur qui produit une force de poussée, détecte la force de poussée de l'actionneur, acquiert la température, calcule une valeur de seuil qui diminue de manière monotone par rapport à la température, compare la force de poussée de l'actionneur à la valeur de seuil, et détecte une butée lorsque la force de poussée dépasse la valeur de seuil. Ce dispositif de commande de machine comprend un actionneur qui produit une force de poussée, acquiert la température, calcule une valeur limite de force de poussée qui diminue de manière monotone par rapport à la température, limite la force de poussée de l'actionneur avec la valeur limite de force de poussée en tant que limite supérieure, détecte la vitesse d'une pièce entraînée par la force de poussée de l'actionneur, et détecte une butée lorsque la pièce s'arrête.
Patent WO-2023275956-A1 (WO)
Inventor: YAMADA MANABU
IPC: A24F40/46
Filed: 2021-06-28
Abstract: 【課題】ユーザがより快適にエアロゾル又は香味を吸引することが可能なエアロゾル生成システムを提供する。 【解決手段】通電によって発熱し、エアロゾル発生基材を内部から加熱する長手形状の発熱部と、前記長手形状に沿って前記発熱部の互いに対向する面をそれぞれ覆うように設けられた一対の金属板と、を備え、前記一対の金属板の少なくとも一方は、前記発熱部と対向する面と反対側の面に凹凸形状を有する、エアロゾル生成システム。
Patent WO-2022025099-A1 (WO)
Inventor: SHODA MICHIFUMI
IPC: F21V9/38
Filed: 2021-07-28
Abstract: This illumination system comprises a light source part and an illumination part. The light source part has a light source which outputs first light having a first wavelength spectrum and an optical system through which the first light passes, and emits the first light that has passed through the optical system. The illumination part has a wavelength conversion part, which is irradiated by the first light emitted from the light source part and which generates second light having a second wavelength spectrum differing from the first wavelength spectrum in accordance with the irradiation of the first light, and emits illumination light including the second light. The wavelength conversion part has a surface to be irradiated that is irradiated by the first light. The light spot diameter of the first light at the surface to be irradiated is larger than the beam waist diameter of the first light that has passed through the optical system.
Patent WO-2023012891-A1 (WO)
Title: Refrigeration cycle device
Inventor: TANAKA CHITOSE
IPC: F25B41/26
Filed: 2021-08-03
Abstract: This refrigeration cycle device comprises a heat source unit (301), a plurality of indoor units (303a, 303b), and a relay unit (302) for relaying. The relay unit (302) includes a plurality of six-way valves (10a, 10b) that are provided so as to correspond to the plurality of indoor units (303a, 303b), respectively. Each of the six-way valves has a housing (41) having first to sixth ports, and a valve body (42) that is disposed inside the housing and formed with a first flow path and a second flow path. In the second switching state, the first flow path allows communication between the first port and the second port, and the second flow path allows communication between the fourth port and the fifth port. In the first switching state, the first flow path allows communication between the second port and the third port, and the second flow path allows communication between the fifth port and the sixth port.
Patent WO-2023012904-A1 (WO)
Inventor: SHIMOSAKA KIICHIRO
IPC: B65H1/06
Filed: 2021-08-03
Abstract: 媒体の搬送を補助するためのローラを載置台に良好に装着させることが可能な媒体搬送装置を提供する。媒体搬送装置は、媒体を載置し且つ開口部が設けられた載置面を有する載置台と、媒体の搬送を補助するためのローラと、載置面上に設けられ、且つ、ローラの回転軸の両端を保持する保持部と、を有し、保持部は、載置面の表側に起立する第１腕部及び第２腕部を有し、第１腕部及び第２腕部のうちの少なくとも一方は、ローラが載置面の裏側から開口部を介して装着される場合に、媒体搬送方向と直交する方向の外側に向けて撓むように設けられる。
Patent WO-2022137650-A1 (WO)
Title: Dispositif de commande de moteur et procédé de commande de moteur
Inventor: YAMAMOTO KOUKI
IPC: H02P21/05
Filed: 2021-08-31
Abstract: L'invention concerne un dispositif de commande de moteur hautement fiable permettant de réaliser un fonctionnement sans capteur de position et permettant de réduire un choc de commutation se produisant pendant la commutation depuis un mode de fonctionnement synchrone vers un mode de fonctionnement sans capteur de position. Le dispositif de commande de moteur est caractérisé comme suit. Le dispositif de commande de moteur comprend : une unité de commande permettant de commander l'entraînement d'un moteur à aimant permanent ; un convertisseur de puissance permettant de convertir une puissance CC fournie par une alimentation CC en une puissance triphasée et de fournir la puissance triphasée au moteur à aimant permanent ; et un détecteur de courant permettant de détecter un courant triphasé circulant depuis le convertisseur de puissance vers le moteur à aimant permanent. L'unité de commande comprend : une unité de commande de courant qui règle une valeur de commande de fréquence en tant que valeur cible et commande par vecteur le moteur à aimant permanent par l'intermédiaire du convertisseur de puissance ; et une unité d'estimation d'erreur d'axe permettant d'estimer une erreur d'axe constituant l'écart entre une valeur d'estimation de phase de rotation obtenue par l'intégration d'une valeur d'estimation de fréquence et la valeur de phase de rotation du moteur à aimant permanent. L'unité de commande est dotée : d'un mode de fonctionnement synchrone permettant d'entraîner le moteur à aimant permanent en synchronisation avec une valeur de phase de rotation obtenue par intégration de la valeur de commande de fréquence ; et d'un mode de fonctionnement sans capteur de position permettant d'effectuer une commande de telle sorte qu'une valeur d'estimation d'erreur d'axe estimée par l'unité d'estimation d'erreur d'axe coïncide avec une valeur de commande d'erreur d'axe. L'unité de commande maintient une valeur de commande de courant d'axe dc au moins à une valeur prédéterminée jusqu'à ce que la valeur d'estimation d'erreur d'axe après commutation depuis le mode de fonctionnement synchrone vers le mode de fonctionnement sans capteur de position s'inscrive dans une plage prédéterminée.
Patent WO-2023032193-A1 (WO)
Title: Memory device using semiconductor element
Inventor: KAKUMU MASAKAZU
IPC: H01L27/108
Filed: 2021-09-06
Abstract: According to the present invention, a first semiconductor layer 1 is formed on a substrate; a part of the first semiconductor layer comprises a first impurity layer 3 that extends in the vertical direction and a second impurity layer 4 that is on top of the first impurity layer; the side walls of the impurity layers and the semiconductor layer 1 are covered with a second gate insulating layer 2; a gate conductor layer 22 and a second insulating layer are arranged in a groove that is formed in the second gate insulating layer; and a second semiconductor layer 7, an n +  layer 6a connected to a source line SL and an n +  layer 6c connected to a bit line BL, the layers being on both ends of the second semiconductor layer, a second gate insulating layer 8 that is formed so as to cover the second semiconductor layer 7, and a second gate conductor layer 9 connected to a word line WL are arranged on the second impurity layer. A data retention operation for retaining a hole group in the vicinity of the gate insulating layer, the hole group being generated in a channel region of the second semiconductor layer by an impact ionization phenomenon or a gate-induced drain leakage current, and a data erasing operation for removing the hole group from the inside of the channel region 12 are carried out by controlling the voltages to be applied to the source line SL, a plate line PL that is connected to the first gate conductor layer 22, the word line WL and the bit line BL.
Patent WO-2022065011-A1 (WO)
Inventor: UEJIMA TAKANORI
IPC: H04B1/38
Filed: 2021-09-06
Abstract: This high-frequency module (1A) comprises: a module substrate (91) having main surfaces (91a and 91b); a first circuit component disposed on the main surface (91a); a second circuit component disposed on the main surface (91b); an external connection terminal (150) disposed on the main surface (91b); and a metal shielding plate (81) raised on the main surface (91b) and set to a ground potential. The external connection terminal (150) includes a first external connection terminal that inputs or outputs a first high frequency signal and a second external connection terminal that inputs or outputs one among a power supply signal, a control signal, and a second high frequency signal. A recess (81z) is formed in an end section of the metal shielding plate (81). When the module substrate (91) is viewed in a plan view, the metal shielding plate (81) is disposed between the first external connection terminal and the second external connection terminal or between the second external connection terminal and the second circuit component.
Patent WO-2022123902-A1 (WO)
Inventor: KIRIYAMA SAWAKO
IPC: H04W84/06
Filed: 2021-10-14
Abstract: 地上の端末からフレームを受信する通信装置を提供する。　通信装置は、所定の軌道で地球上を周回し、地上の端末からフレームを受信する衛星受信局の１つとして動作し、前記端末からフレームを受信処理する受信部と、前記端末からフレーム受信時のフレーム受信情報と、前記端末のフレーム送信間隔と、周辺の衛星受信局の位置関係に基づいて、前記端末が次に送信するフレームの受信に適した衛星受信局を判定する判定部を具備する。フレーム受信情報は、フレーム受信時の周波数誤差推定結果及び伝搬遅延推定結果を含む。
Patent WO-2022130773-A1 (WO)
Title: Composition, film, filtre optique, élément d'imagerie à semi-conducteurs, dispositif d'affichage d'image et capteur infrarouge
Inventor: YAGI KAZUNARI
IPC: G02F1/1335
Filed: 2021-10-19
Abstract: L'invention concerne une composition dans laquelle un film ayant d'excellentes propriétés de protection contre les infrarouges peut être formé, un film, un filtre optique, un élément d'imagerie à semi-conducteurs, un dispositif d'affichage d'image et un capteur infrarouge. La composition contient un absorbeur infrarouge et un composé durcissable, l'absorbeur infrarouge comprenant un composé phtalocyanine ayant un élément du groupe 15 en tant qu'élément de coordination central, et un composé autre que ledit composé phtalocyanine.
Patent WO-2022118715-A1 (WO)
Title: Laminate sheet for cosmetic, and cosmetic set
Inventor: UEDA MARI
IPC: A61Q19/00
Filed: 2021-11-24
Abstract: One aspect of the present invention relates to a laminate sheet for a cosmetic, the laminate sheet comprising a porous film having micropores, and a thin film sheet that is superposed on the porous film, and the porosity of the porous film being 35-55% (inclusive).
Patent WO-2023095248-A1 (WO)
Title: Non-combustion-heating-type stick
Inventor: KATAYAMA KAZUHIKO
IPC: A24D3/17
Filed: 2021-11-25
Abstract: This non-combustion-heating-type stick 1 comprises a substrate unit 10 including an aerosol source 11, a cooling unit 20 for cooling vapor generated due to heating of the aerosol source 11 and generating an aerosol, and a filter unit 30 through which the aerosol passes. The filter unit 30 has pieces 34 of a plant.
Patent WO-2022130989-A1 (WO)
Inventor: SAITO NAOHIKO
IPC: H01M4/62
Filed: 2021-12-02
Abstract: 本発明は、電極合剤層用組成物（電極スラリー）の固形分濃度が高い状態であっても、電極スラリーの塗工性が良好であるとともに、その乾燥効率を高めることで二次電池電極の生産性を向上することができ、且つ、電極スラリーの沈降安定性を大幅に高めることができるリチウム硫黄二次電池電極用バインダーを提供する。　カルボキシル基含有重合体又はその塩を含有するリチウム硫黄二次電池電極用バインダーであって、　前記カルボキシル基含有重合体は、エチレン性不飽和カルボン酸単量体（Ａ）に由来する構造単位、及び、エチレン性不飽和単量体（Ｂ）（但し、（Ａ）に分類される単量体を除く。）に由来する構造単位を含み、　前記エチレン性不飽和単量体（Ｂ）は、２０℃における水１００ｇに対する溶解度が１０ｇ以下である、リチウム硫黄二次電池電極用バインダー。
Patent WO-2022201644-A1 (WO)
Inventor: OGURA SHUNICHIRO
IPC: A61K33/26
Filed: 2021-12-03
Abstract: Le problème décrit par la présente invention est de rechercher des composés capables de supprimer l'expression de TMPRSS2 dans une cellule ou dans un tissu. La solution, selon l'invention, consiste à supprimer l'expression de TMPRSS2 dans une cellule ou dans un tissu par des acides 5-aminolévuliniques.
Patent WO-2022163148-A1 (WO)
Inventor: UENO KAZUKI
IPC: B23Q3/02
Filed: 2021-12-08
Abstract: A processing system provided with a processing device capable of carrying out additional processing on a plurality of objects, and a control device capable of controlling the processing device, wherein the control device generates first processing control information for controlling the processing device so as to carry out the additional processing on a first object among the plurality of objects on the basis of the result of a measurement operation for measuring the shape of the first object, and the processing device carries out, on the basis of the first processing control information, the additional processing on the first object and carries out the additional processing on a second object different from the first object among the plurality of objects.
Patent WO-2022158173-A1 (WO)
Title: Document preparation assistance device, document preparation assistance method, and program
Inventor: NAKAMURA KEIGO
IPC: G16H30/00
Filed: 2021-12-14
Abstract: This document preparation assistance device is provided with at least one processor. The processor performs a process of generating a text describing the class of a disease regarding at least one feature portion included in an image, and incorporating, into the text, a description relating to a relevant portion that is relevant to the class of the disease described in the text.
Patent WO-2022185702-A1 (WO)
Inventor: SUGAYA SHIGERU
IPC: H04W84/12
Filed: 2021-12-28
Abstract: マルチリンク及びマルチユーザー通信を行う通信装置を提供する。　通信装置は、複数のリンクで無線通信可能な通信部と、複数の受信側通信装置に同時にデータを送信する処理を行う通信処理部と、前記複数の受信側通信装置の各々に最適なリンクを利用してデータを送信する制御を行う制御部を具備する。前記制御部は、送信機会を獲得したリンクにおいて前記複数の受信側通信装置に受信機会に関する情報を要求するトリガー要求信号を送信し、前記複数の受信側通信装置からの要求レスポンス信号に基づいて、受信側通信装置毎の最適なリンクを決定するように制御する。
Patent JP-WO2020213393-A1 (JP)
Title: 含クロム溶鉄の製造方法
IPC: C22B7/04
Filed: 2020-03-31
Abstract: 金属Ｓｉを含むフェロクロム及びフェロシリコンの少なくとも一方の合金鉄と酸化精錬で発生したＣｒ酸化物を含む未還元スラグとを含む装入物を、電気炉に装入して金属Ｓｉ量／Ｃｒ酸化物量で定義される質量比が０．３０〜０．４０、かつＣ濃度が２．０質量％以上飽和濃度以下となる配合として電気炉に装入し、電気炉で装入物を加熱して溶解する際に、１４００〜１７００℃を到達温度として、１３００℃から到達温度までの任意の８０℃の区間の最大の平均加熱速度を１５．０℃／分以下、かつ１３００℃から到達温度までの任意の８０℃の区間の最小の平均加熱速度を３．０℃／分以上としてＣｒ酸化物が還元処理されたＣｒを含む溶鉄を製造する。
Patent JP-WO2021125240-A1 (JP)
Title: レーザモジュール
IPC: H01S5/02253
Filed: 2020-12-16
Abstract: レーザモジュールは、主面及び主面とは反対側の裏面を有する基板と、主面上に設けられた第１クラッド層と、第１クラッド層の基板とは反対側に設けられた活性層と、活性層の第１クラッド層とは反対側に設けられた第２クラッド層と、を有する量子カスケードレーザと、活性層の端面に対向する位置に配置されたレンズ面を有するレンズと、を備える。基板、第１クラッド層、活性層、及び第２クラッド層の積層方向に交差する方向を向く活性層の端面は、第１周波数の光及び第２周波数の光を発振させる共振器を構成し、活性層は、第１周波数及び第２周波数の差周波数のテラヘルツ波を生成する。基板は、レンズ面に直接的又は間接的に接触しており、活性層の端面は、レンズ面のうち端面と向かい合う部分に対して傾斜している。