baber/WOPTO huggingface dataset:
Patent WO-2021164284-A1 (WO)
Title: Method, apparatus and device for generating reading comprehension question, and storage medium
Inventor: WANG YANMENG
IPC: G06F40/205
Filed: 2020-10-16
Abstract: A method, apparatus and device for generating a reading comprehension question, and a storage medium. The method comprises: first, obtaining a reading comprehension source text to be processed (S10), and performing word segmentation on said reading comprehension source text according to the phrase type, so that said reading comprehension source text has characteristic phrases of multiple different phrase types (S20); determining a target phrase type from the phrase type, and obtaining a preset target answer vector corresponding to the target phrase type from a preset storage area (S30); selecting a target characteristic phrase corresponding to the target phrase type from the characteristic phrases, and generating a target word vector corresponding to the target characteristic phrase (S40); obtaining position information of the target characteristic phrase in said reading comprehension source text, and generating a position vector corresponding to the position information (S50); and sending the target word vector corresponding to the target phrase type, the position vector, the preset target answer vector into a preset sequence-to-sequence model, and finally, automatically generating a question text that more fits the original meaning of said reading comprehension text (S60).
Patent WO-2022082517-A1 (WO)
Title: 一种远程会诊的方法、系统、用户终端和服务器
Inventor: LIU ZHIGUANG
IPC: G16H10/60
Filed: 2020-10-21
Abstract: 一种远程会诊的方法、系统、用户终端和服务器，参与会诊会话的用户终端通过第一界面显示区与其他参与会诊会话的用户终端即时通信；至少一个用户终端将病例资料上传到服务器（2）；由服务器将病例资料发送给其他参与会诊会话的用户终端（3）；用户终端根据接收的病例资料，在第二界面显示区集中显示具有同一患者标识的所有病例资料（4）。可见，参与会诊会话的用户终端在对患者的病例资料进行沟通交流时，能通过第二界面显示区集中查看患者的病例资料，非常方便，提高了远程会诊的效率。
Patent WO-2022082634-A1 (WO)
Title: Système et procédé de réalisation de mesures d'une antenne sous essai, décalée par rapport au centre d'une zone silencieuse
Inventor: WEN ZHU
IPC: G01R29/10
Filed: 2020-10-22
Abstract: L'invention concerne un système et un procédé de détermination d'une puissance rayonnée isotrope équivalente (EIRP) et/ou d'une sensibilité isotrope efficace (EIS) d'une antenne sous essai (AUT) dans une chambre d'essai, l'AUT comprenant une antenne en réseau dont le centre de phase de réseau est décalé par rapport au centre d'une zone silencieuse de la chambre d'essai. Le procédé comprend les étapes consistant à : effectuer un balayage de direction de pic de faisceau local d'un diagramme d'antenne de l'AUT, à l'aide d'une antenne sonde située à des positions décalées latéralement à une distance en champ proche de l'AUT, pour déterminer une direction de pic de faisceau ; effectuer des mesures en champ proche d'EIRP et/ou d'EIS de l'AUT, dans la direction de pic de faisceau déterminée, à l'aide de l'antenne sonde située à des distances en champ proche de l'AUT dans une direction radiale ; dériver un équivalent en champ lointain de la mesure en champ proche d'EIRP et/ou d'EIS, le long de la direction de pic de faisceau déterminée ; et dériver la direction de pic de faisceau de l'AUT.
Patent WO-2022047933-A1 (WO)
Inventor: ZHU XUEYUAN
IPC: H04R9/06
Filed: 2020-10-23
Abstract: The present invention provides a voice coil transfer device, comprising a base, sliders, which are in sliding connection with the base, and a driving shaft, which drives the sliders to slide, wherein the base is provided with at least two guide recesses, and the guide recesses extend in the radial direction of a circle, which takes the central axis of the base as the center of the circle, and are distributed at equal intervals; at least two sliders are comprised; each of the sliders passes through one guide recess and can slide in the extension direction of the guide recess; all the sliders define a driving channel with the central axis as the axis; each slider is supported on the top face of the base and passes through the base to extend until the slider is partially exposed from the bottom face of the base; the parts of a plurality of sliders that are exposed from the bottom face of the base jointly form a cylindrical body protruding out of the base; and the driving shaft moves along the driving channel in the direction from the top face of the base to the bottom face of the base and drives the plurality of sliders to slide along the guide recesses in the direction away from the central axis, such that the diameter of the cylindrical body is increased. Compared with the related art, the voice coil transfer device of the present invention easily transfers a voice coil and has high reliability.
Patent WO-2021083377-A1 (WO)
Title: Block size restrictions for cross-component video coding
Inventor: WANG YANG
IPC: H04N19/103
Filed: 2020-11-02
Abstract: A method of video processing includes determining, for a conversion between a video region of a component of a video and a bitstream representation of the video, a maximum allowed block size for a video block coded using a transform skip mode; and performing the conversion based on the determining.
Patent WO-2021184776-A1 (WO)
Inventor: WANG HANJIE
IPC: G06K9/00
Filed: 2020-11-09
Abstract: Sont décrits ici un procédé et un appareil de reconnaissance d'image, un dispositif informatique et un support de stockage. La présente invention se rapporte à l'intelligence artificielle. Le procédé comprend les étapes consistant à : recevoir une demande de reconnaissance d'image pour une étiquette de concept cible (S202) ; acquérir une image cible à soumettre à une reconnaissance correspondant à la demande de reconnaissance d'image (S204) ; entrer l'image cible dans un modèle de reconnaissance d'image cible correspondant à une étiquette d'entité de façon à effectuer une reconnaissance d'image afin d'obtenir un ensemble de résultats de reconnaissance d'image cible, un résultat de reconnaissance d'image dans l'ensemble de résultats de reconnaissance d'image cible étant un résultat de reconnaissance d'image correspondant à une étiquette d'entité cible, et l'étiquette d'entité cible étant une étiquette d'entité correspondant à l'étiquette de concept cible (S206) ; et selon l'ensemble de résultats de reconnaissance d'image cible, obtenir un résultat de reconnaissance d'image correspondant à l'étiquette de concept cible (S208).
Patent WO-2022032902-A1 (WO)
Inventor: Jin Zheyun
IPC: B23B47/26
Filed: 2020-11-12
Abstract: A perforating device for mobile phone production, the device comprising a frame (1). A first electric motor (2) is fixedly connected to the top of the left side of an inner cavity of the frame (1), a first threaded rod (3) is fixedly connected to the right side of an output end of the first electric motor (2), a first threaded sleeve (4) is provided on the surface of the first threaded rod (3) in a sleeved manner, an air cylinder (5) is fixedly connected to the bottom of the first threaded sleeve (4), a perforating mechanism (6) is fixedly connected to the bottom of the air cylinder (5), and an adjusting seat (7) is fixedly connected to the bottom of the inner cavity of the frame (1). By arranging the frame (1), the first electric motor (2), the first threaded rod (3), the first threaded sleeve (4), the air cylinder (5), the perforating mechanism (6), the adjusting seat (7), a second electric motor (8), a second threaded rod (9), a second threaded sleeve (10), an adjusting frame (11), a limiting housing (12), a hand wheel (13), a third threaded rod (14), a pressing block (15), a material receiving box (16), an air inlet cover (17), a fan (18), a collecting box (19), a filter plate (20) and a hose (21), the problem that existing perforating devices for mobile phone production have a single function is solved, and the perforating device has the advantage of having multiple functions.
Patent WO-2021120937-A1 (WO)
Inventor: XIN YU
IPC: A61K47/36
Filed: 2020-11-13
Abstract: The present invention provides an application of transthyretin serving as a carrier for a protein and/or polypeptide drug to enter an eye through an eye barrier. The transthyretin is a protein consisting of amino acid as shown in SEQ ID NO: 1 or a mutation thereof or a modification thereof. Further provided are an application of transthyretin and/or a fusion protein of the transthyretin and a drug in preparation of a drop, and a drop. The drug is a protein and/or polypeptide drug. The transthyretin has good biocompatibility and safety in human bodies, can effectively convey a foreign protein and/or polypeptide into the eye, and achieves an effect of treating eye diseases.
Patent WO-2022110077-A1 (WO)
Inventor: YANG JIANQING
IPC: D06F81/10
Filed: 2020-11-28
Abstract: 一种纺织服装部件熨烫垫板，包括底板(1)、海绵垫(2)和阻燃针织棉布(3)，底板(1)顶部表面粘接有海绵垫(2)，海绵垫(2)表面包覆有阻燃针织棉布(3)，底板(1)底部表面四角均安装有减震弹簧架(4)，减震弹簧架(4)底部表面安装有内螺纹管(5)，内螺纹管(5)底部表面设有限位管(6)，限位管(6)底部插接有立柱(7)，限位管(6)左侧壁转动连接有锁紧钮(8)，底板(1)底部表面中部安装有收纳槽(9)，底板(1)左侧壁开设有插孔(10)，插孔(10)内腔一端安装有强磁铁(1001)，底板(1)左侧设有托架(11)。该纺织服装部件熨烫垫板能方便工作人员拆装收纳，具有减震和调节工作高度的效果，能够提高使用的舒适性，方便工作人员对熨斗放置，提高了使用便利性。
Patent WO-2021184831-A1 (WO)
Inventor: LIU CHENG
IPC: G06F3/041
Filed: 2020-12-03
Abstract: L'invention concerne un circuit de détection, un panneau tactile et un dispositif électronique. Le circuit comprend : un amplificateur de charge, qui comprend une première borne d'entrée, une seconde borne d'entrée et une borne de sortie ; un condensateur de rétroaction, dont deux bornes sont électriquement connectées à la première borne d'entrée et à la borne de sortie respectivement, et le condensateur de rétroaction étant connecté en parallèle à un premier commutateur ; et une électrode de capteur, qui est électriquement connectée à la première borne d'entrée. Un premier signal d'excitation est appliqué à un transistor à couches minces (TFT) dans le panneau tactile dans lequel se trouve le circuit de détection et un second signal d'excitation est appliqué à la seconde borne d'entrée, le premier signal d'excitation étant la même phase que le second signal d'excitation, et l'amplitude du premier signal d'excitation étant supérieure à l'amplitude du second signal d'excitation. Ainsi, l'impact de la capacité parasite peut être éliminé, et la non-détection d'une action tactile en raison de la saturation de sortie de l'amplificateur de charge est évitée.
Patent WO-2022110295-A1 (WO)
Inventor: Bian liang
IPC: A23N17/00
Filed: 2020-12-09
Abstract: 本申请公开了一种养殖业用饲料混合装置，包括振动电机、研磨电机、研磨仓、研磨箱体、第一研磨盘、研磨转杆、第二研磨转盘、研磨转轴和过滤板。通过在转动搅杆的壁面设置混合搅拌叶，将转动搅杆的端部固定连接主转盘的内壁中心，通过将传动转盘的内壁固定连接驱动电机的输出轴端部，然后将主转盘和传动转盘之间通过传送皮带传动，当通过控制箱启动驱动电机时，从而通过传动转盘旋转使得传送皮带传动主转盘，使得主转盘带动转动搅杆壁面的混合搅拌叶旋转，从而使得混合搅拌叶对混合箱体内部研磨好的不同谷物进行混合，提高饲料混合的均匀度。
Patent WO-2021129551-A1 (WO)
Title: 一种测试pcba板的方法、系统、测试设备及微控制单元
Inventor: TAO WEIYU
IPC: G06F11/263
Filed: 2020-12-21
Abstract: 一种测试PCBA板（30）的方法和系统、测试设备（10）及微控制单元（20）。所述方法包括：读取所述PCBA板（30）的测试配置表（S201）；将测试程序烧录至所述PCBA板（30）（S202）；根据所述测试配置表发送功能测试请求至微控制单元（20），以使所述微控制单元（20）根据所述功能测试请求发送开启功能测试指令至所述PCBA板（30）（S203）；接收所述微控制单元（20）发送的测试结果，并根据所述测试结果确定所述PCBA板（30）是否正常，如果所述PCBA板（30）正常，对所述PCBA板（30）进行正式程序烧录（S204）。通过上述方法，可以减少人工干预硬件、提高生产质量，从而减少人力成本、提高用户体验。
Patent WO-2022133811-A1 (WO)
Inventor: HU DAN
IPC: G06F40/284
Filed: 2020-12-23
Abstract: L'invention concerne des procédés et des systèmes de protection de données sensibles à l'aide d'un historique conversationnel. Un serveur de validation de données d'entreprise peut recevoir des fragments de code de conversation et créer un modèle de sujet. Le serveur de validation de données d'entreprise peut détecter l'envoi d'un message d'un premier utilisateur à un second utilisateur, déterminer une distribution de sujet entre le premier et le second utilisateur, et une distribution de sujet du message. Le serveur de validation de données d'entreprise peut déterminer une valeur de biais associée au message par comparaison de la distribution de sujet du message et de la distribution de sujet entre le premier et le second utilisateur. En conséquence, s'il est déterminé que la valeur de biais dépasse un seuil, le serveur de validation de données d'entreprise envoie une alerte contenant un message d'avertissement.
Patent WO-2021136517-A1 (WO)
Title: Heating assembly and electric heating smoking set
Inventor: WU ZEXIN
IPC: A24F40/40
Filed: 2020-12-31
Abstract: The present application relates to the technical field of smoking sets, and embodiments of the present application are a heating assembly and an electric heating smoking set. The heating assembly comprises: a heating tube comprising a tube body and a conductive part formed on the tube body; at least a base, the base being connected to the tube body; an insulating element provided between the base and the tube body; and a conductive element provided on the base and comprising a first part and a second part which are electrically connected to each other, wherein the first part is located between the insulating element and the tube body and makes contact with the conductive part to form electric connection, the second part deviates in the direction away from the tube body with respect to the first part, and the second part is used for being coupled with a power source. The electric connection mode of the heating assembly in the embodiment enables a welding process to be simple, welding structure points to be firm, and the heating assembly is not prone to damage.
Patent WO-2022134242-A1 (WO)
Inventor: HUANG NORDEN EH
IPC: A61B5/372
Filed: 2021-01-15
Abstract: 一种自动睡眠分期的建立方法，包括：获取若干组PSG信号以及PSG信号的人工睡眠标记信息（110）；预分析，将PSG信号中的原始时间序列分解为一组类本征模态函数（120）；将类本征模态函数进行组合，得到m组时间序列集合（121）；多尺度熵分析，使用n个采样尺度对m组时间序列集合进行熵值计算，得到具有m×n个元素的熵矩阵（130）；建立意识水平与熵矩阵的元素之间的相关系数矩阵，找出相关系数矩阵中最大正相关元素或者最大负相关元素相对应的采样尺度和滤波尺度（140）；采样尺度为粗粒度尺度；根据最大正相关元素或最大负相关元素的采样尺度和滤波尺度，计算待测者在采样尺度和滤波尺度的熵值，根据熵值判断待测者的睡眠状态（150）。
Patent WO-2022057177-A1 (WO)
Title: Dual valve-structured low-temperature pump
Inventor: CHANG ZHENQI
IPC: F04B39/10
Filed: 2021-01-19
Abstract: A dual valve-structured low-temperature pump, comprising a pump body, a sleeve pipe, a main valve base (9), a main valve rod, a main valve door (11), a main driver (8), a front valve base (10), a front valve rod, a front valve door (14), a front driver (7), a sealing and locking apparatus, a primary condensation-adsorption apparatus (4), and a secondary condensation-adsorption apparatus (5). The front valve base (10), the front valve door (14), the main valve door (11), the main valve base (9) are provided sequentially. The main valve base (9) is provided at the front end of the pump body. The primary condensation-adsorption apparatus (4) and the secondary condensation-adsorption apparatus (5) are arranged within the pump body. The sleeve pipe runs through the pump body. The main valve rod is movably provided in the sleeve pipe. The front valve rod is movably provided in the main valve rod. The front valve base (10) is provided on a docking opening of a conduit (12) in communication with the pump body. When a fault occurs, the front driver (7) drives the front valve door (14) via the front valve rod to move onto the front valve base (10), the sealing and locking apparatus sealedly fixes the front valve door (14) to the front vale base (10), thus severing communication with the conduit (12), the primary driver (8) drives the main valve door (11) via the main valve rod onto the main valve base (9) so as to seal the pump body, and the faulty pump body is replaced, thus implementing the replacement of a faulty low-temperature pump without stopping a nuclear reactor.
Patent WO-2022155798-A1 (WO)
Inventor: NIU DIMIN
IPC: G11C29/42
Filed: 2021-01-19
Abstract: Systèmes et procédés configurés pour amorcer et initialiser de manière efficace et effective une mémoire. Un contrôleur de mémoire (130) comprend un trajet de données normal (131) et un trajet d'amorçage (132). Le trajet de données normal (131) dirige des opérations de stockage pendant une opération de lecture/écriture de mémoire normale après le démarrage électrique d'une puce de mémoire. Le trajet d'amorçage (132) comprend un module d'amorçage (133), le module d'amorçage (133) dirigeant des opérations d'amorçage de mémoire pendant un démarrage électrique de la puce de mémoire, comprenant le transfert d'un motif d'amorçage pour le stockage dans un registre de mode de motif d'écriture d'une puce de mémoire et la sélection d'une adresse de mémoire dans la puce de mémoire pour une initialisation avec le motif d'amorçage. Le motif d'amorçage comprend des informations correspondant à des valeurs initiales de données appropriées. Le motif d'amorçage peut également comprendre des valeurs de code de correction d'erreur (ECC) correspondantes appropriées. Le module d'amorçage (133) peut comprendre un registre de motif d'amorçage qui stocke le motif d'amorçage.
Patent WO-2022160190-A1 (WO)
Title: 充电的方法、动力电池的电池管理系统和充电桩
Inventor: LI ZHANLIANG
IPC: H01M10/44
Filed: 2021-01-28
Abstract: 提供一种充电的方法，包括：获取动力电池(121)的状态参数，状态参数包括电池温度；在电池温度低于第一预设阈值时，向充电桩(110)发送第一充电模式需求信息，其中，第一充电模式需求信息用于指示脉冲充电模式，脉冲充电模式为采用脉冲式的电压或脉冲式的电流的充电模式，脉冲式的电压或脉冲式的电流用于对动力电池(121)充电。通过该技术方案，电池管理系统(122)获取动力电池(121)的电池温度，在电池温度较低，例如低于第一预设阈值时，向充电桩(110)发送用于指示脉冲充电模式的第一充电模式需求信息，在脉冲充电模式下，充电桩(110)可输出脉冲电对动力电池(121)进行充电，防止在低温下直接对动力电池(121)进行充电影响动力电池(121)的性能，从而保证动力电池(121)的性能。
Patent WO-2021160048-A1 (WO)
Title: Downlink control information design method and system, electronic device and storage medium
Inventor: WANG HUALEI
IPC: H04W72/04
Filed: 2021-02-05
Abstract: Disclosed are a downlink control information design method and system, an electronic device and a storage medium. The design method comprises: configuring, by means of downlink control information, TCI state information of a control channel. In the the present invention, the TCI state information of the control channel is indicated or updated by means of the downlink control information (DCI), solving the problem of an existing protocol not supporting the indication of TCI state information of a CORESET and/or a PUCCH resource by means of the DCI, overcoming the problem of a relatively large time delay of existing configuration manners, and improving the efficiency, practicability and effectiveness of configuration.
Patent WO-2021208581-A1 (WO)
Title: Encoding method and communication device
Inventor: TAN ZHIYUAN
IPC: H04L1/00
Filed: 2021-02-09
Abstract: Embodiments of the present application disclose an encoding method and a communication device. The method provided in the embodiments of the present application comprises: acquiring an original data unit to be encoded; splitting the acquired original data unit such that the original data unit is divided into multiple original data subunits, so as to obtain a set of original data subunits; encoding the original data unit and generating an encoded unit, and encoding the multiple original data subunits in the set and generating encoded subunits; and generating target encoded data according to the encoded unit and the encoded subunits. In the embodiments of the present application, the encoded subunits can be understood as redundant information, and the size of the encoded subunits is less than the size of the original data unit. Encoding is performed using the original data subunits as encoding units, so as to obtain the encoded subunits, and the size and number of the encoded subunits are adjusted so as to provide flexible code rates to match transmission resources, thereby saving spectrum resources.
Patent WO-2021208587-A1 (WO)
Inventor: LIN GUANGRONG
IPC: A24F40/10
Filed: 2021-02-18
Abstract: 一种方便加液和组装的电子烟，包括相互连接的吸嘴组件（001）和电池组件（002），吸嘴组件（001）包括吸嘴（1）、烟液杯（2），吸嘴（1）包括开口端（10）和封闭端（11），吸嘴（1）的封闭端（11）设有吸烟通孔（110），烟液杯（2）套装于吸嘴（1）的上部内壁，烟液杯（2）的开口端（20）朝向吸嘴（1）的开口端（10），烟液杯（2）与吸嘴（1）之间设有与吸烟通孔（110）连通的烟雾通道（112），电池组件（002）包括电池管（4）、电池支架（5）、电池（6）、方案板（7）、雾化座（8）和设于雾化座（8）上的雾化单元，雾化座（8）内设有雾化腔（80），电池管（4）一端为开口端（40）而另一端为封闭端（41），电池（5）和方案板（7）固定于电池支架（5）上，电池支架（5）套装于电池管（4）内，雾化座（8）固定于电池支架（5）的一端且露出于电池管（4）的开口端（40），雾化座（8）的外壁紧密插接于烟液杯（2）的开口端（20）内壁。其有益效果是，可方便地加入和使用较稠的、粘度较大的待雾化液体。
Patent WO-2021208606-A1 (WO)
Inventor: QIN XU
IPC: H01L23/49
Filed: 2021-02-25
Abstract: 一种阵列基板（100）及显示面板。阵列基板（100）包括：衬底，具有显示区（AA）和围绕显示区（AA）的非显示区（NA），非显示区（NA）包括沿第一方向（X）延伸的绑定区（BA）、沿第二方向（Y）延伸的第二子区（NA2）、连接于第一子区（NA1）与第二子区（NA2）之间且呈圆弧状延伸的第三子区（NA3），第一子区（NA1）包括绑定区（BA）；多条信号线（12），延伸于显示区（AA）；相互电连接的多个电路模块（20），位于衬底上，至少部分电路模块（20）位于显示区（AA）与绑定区（BA）之间，每个电路模块（20）与至少两条信号线（12）电连接，部分电路模块（20）沿第一方向（X）排布于第一子区（NA1），部分电路模块（20）呈圆周阵列排布于第三子区（NA3）；多条扇出线（43），每条扇出线（43）与对应一个电路模块（20）电连接并延伸至绑定区（BA）。
Patent WO-2021232873-A1 (WO)
Title: Method and apparatus for determining information transmission position
Inventor: SONG LEI
IPC: H04W72/04
Filed: 2021-02-25
Abstract: The present application relates to the technical field of communications, and in particular to a method and apparatus for determining an information transmission position, for use in resolving the problem in the prior art of an information transmission failure caused by a terminal being unable to accurately determine an information transmission position. The method comprises: upon receiving at least one control information DCI sent by a network side, a terminal determines a reference transmission position according to a preset rule, the preset rule being predefined information or notified by high-layer signaling before receiving the at least one DCI, and then determines, according to the reference transmission position, a transmission parameter of a first physical channel or first physical information. In this way, a transmission parameter of a first physical channel or first physical information can be determined according to a determined reference transmission position, thus avoiding the problem of a reception failure of transmitted data information or first physical information due to incorrect determination of a transmission position of the first physical channel or first physical information by a terminal, and ensuring the reliability of reception of the transmitted data information by the terminal.
Patent WO-2021218342-A1 (WO)
Inventor: QI FEIFEI
IPC: F25D29/00
Filed: 2021-02-26
Abstract: A defrosting control method for a refrigerator. The method comprises: measuring the temperature in a storage space, and determining whether the temperature of the storage space reaches a first preset temperature value during a temperature decreasing process; when the temperature of the storage space reaches the first preset temperature value during the temperature decreasing process, starting a defrosting program to perform defrosting once, wherein the defrosting program comprises a first defrosting program, and the first defrosting program comprises: turning off a low-temperature-level evaporation part, and starting a first defrosting heating apparatus to heat an evaporator; measuring the temperature in the storage space, and determining whether the difference between the temperature of the storage space and the first preset temperature value is greater than a first preset difference; and when the difference between the temperature of the storage space and the first preset temperature value is greater than the first preset difference, closing the first defrosting program, and turning on the low-temperature-level evaporation part. Defrosting can be performed many times in a timely manner, such that refrigeration is not affected by excessive frost, and the nutritional preservation of food is also prevented from being affected by an excessive rise in temperature caused when defrosting.
Patent WO-2022188012-A1 (WO)
Inventor: YAO ZHIGANG
IPC: C07D491/052
Filed: 2021-03-08
Abstract: 一种硅氨基稀土化合物在催化靛红化合物和环丙烯酮化合物反应中的应用，该硅氨基稀土化合物为[(Me  3 Si)  2 N]  3 Ln(m-Cl)Li(THF)  3 ；在亚磷酸酯存在下，通过硅氨基稀土化合物催化靛红化合物和环丙烯酮的反应，实现一种原料来源简单、步骤简洁、反应条件温和、高活性、普适性好的合成吡喃并[2，3-b]吲哚-2-酮化合物的方法。