baber/WOPTO huggingface dataset:
Patent WO-2022143291-A1 (WO)
Inventor: CHEN WEI
IPC: H04Q11/00
Filed: 2021-12-21
Abstract: The present application relates to a service configuration method and apparatus. The method comprises: a first OTN device receiving a first message from an OLT device, wherein the first message comprises first address information of a service; the first OTN device determining, according to the first message, whether a first path has been established in an OTN, wherein the first path is used for transmitting the service, and the first path satisfies the first address information; and the first OTN device establishing, according to a determination result, a path for transmitting the service or adjusting the bandwidth of the established first path. By means of the embodiments of the present application, it is only when a terminal device initiates a service that a path in an OTN can be established for a service, that is, there is no need to maintain the path for the service in the OTN all the time, thereby reducing the waste of resources, improving the utilization rate of resources, and also reducing network construction costs.
Patent WO-2023123095-A1 (WO)
Title: Camera system including multiple lenses and multiple image sensors, method for controlling the same, and electronic deivice
Inventor: OKUBO TAKAHIRO
IPC: G02B27/10
Filed: 2021-12-29
Abstract: The camera system is provided to obtain both a normal image and a multispectral image simultaneously without restrictions such as lens parallax or mounting position at a low cost, the camera system includes a plurality of lenses, a plurality of image sensors provided for each of the lenses, a combiner which receives image signals from the image sensors and combines the image signals to generate a combined image signal, and an incident optical path selection circuit provided between the lenses and the image sensors, wherein the incident optical path selection circuit separates incident lights received from the lenses, based on wavelengths of the incident lights, and distributes the separated incident lights to each of the image sensors.
Patent WO-2023115645-A1 (WO)
Inventor: ZHANG XIAOZHI
IPC: B65D6/16
Filed: 2022-05-13
Abstract: 一种折叠式卷折边正六边形凸底纸质容器，包括底面(1)和多个侧面(2)，各个侧面(2)的下侧边分别与底面(1)相应侧边连接，底面(1)的形状为正六边形且设有向上凸的凸台(11)，侧面(2)的数量为六个，六个侧面(2)形状相同，相邻两个侧面(2)之间具有缺口(7)，缺口(7)处设有第一连接片(8)和第二连接片(9)，第一连接片(8)的第一侧边与相邻一个侧面(2)的侧边连接，第一连接片(8)的第二侧边与第二连接片(9)的第一侧边连接，第二连接片(9)的第二侧边与相邻另一个侧面(2)的第一侧边连接；各个侧面(2)的第一侧边上均设有内包片(10)，内包片(10)处于相应第二连接片(9)的上方；各个侧面(2)上侧边均设有卷折边部(12)；沿各折痕线折叠形成具有正六边形凸底的所述纸质容器。该纸质容器的侧壁贴合紧密，不易变形，坚固耐用，使用更加安全。
Patent WO-2023240375-A1 (WO)
Title: Encoder capable of switching rotational degree of freedom of roller
Inventor: CHEN AIHUA
IPC: G01D5/14
Filed: 2022-11-17
Abstract: An encoder capable of switching the rotational degree of freedom of a roller (2). The encoder is provided with an electromagnetic switching assembly (5) fixed by a support (4). The support (4) is fixed onto a base support (1), and the electromagnetic switching assembly (5) is supported by the support (4) to an internal cavity (23) of the roller (2); the electromagnetic switching assembly (5) can switch the damping of the roller (2) when a power supply current direction is switched, thereby changing the rotational degree of freedom of the roller (2). A structural frame (55) is embedded in an assembling cavity (41) of the support (4), and a damping clamp (54) is slidably provided in a memory-type magnet (52). A pointed protruding structure (542) of the damping clamp (54) is adjusted to be in contact with or away from an inner ring wall (22) of the roller (2), so that the degree of freedom of the roller (2) is switched; the space in the roller (2) is fully utilized, so that the volume of a product is reduced, and product assembling is facilitated; and a photoelectric or electromagnetic change signal generation assembly (3) is provided to output a signal, so that the structural performance is stable, and hand feeling switching is convenient and fast.
Patent WO-2022148387-A1 (WO)
Title: Bulk acoustic wave resonator and manufacturing method therefor, filter, and electronic device
Inventor: PANG WEI
IPC: H03H3/02
Filed: 2022-01-06
Abstract: The present invention relates to a bulk acoustic wave resonator, comprising: a substrate; an acoustic mirror; a bottom electrode; a piezoelectric layer, comprising at least a first layer and a second layer that are adjacent to and overlap with one another in the thickness direction, the first layer having a first thickness, and the second layer having a second thickness; and a top electrode. At least one among the first layer and the second layer is a single crystal piezoelectric layer, the resonator has an electromechanical coupling coefficient Kt 2 , and Kt 2 >10%. The present invention also relates to a method for manufacturing a bulk acoustic wave resonator, a filter, and an electronic device.
Patent WO-2022152037-A1 (WO)
Title: 资源配置、获取方法及装置
Inventor: YANG MEIYING
IPC: H04L5/00
Filed: 2022-01-06
Abstract: 本公开提供了一种资源配置、获取方法及装置，本公开的方法包括：网络侧设备配置第一资源集合，所述第一资源集合用于承载寻呼指示信号PEI；其中，所述第一资源集合包括以下至少一项：第一控制资源集合零；或第一公共控制资源集合；或第一搜索空间集合零；或第一公共搜索空间集合；或控制资源集合零的第一子集；或公共控制资源集合的第一子集；或搜索空间集合零的第一子集；或公共搜索空间集合的第一子集。
Patent WO-2022105940-A1 (WO)
Inventor: TANG HAO
IPC: F24F1/0057
Filed: 2022-01-11
Abstract: 本发明提供了一种壁挂式空调室内机及其送风结构，送风结构包括出风口、与出风口连通的正常风道和扬风风道，扬风风道位于正常风道的下方，扬风风道为弧形风道，扬风风道的结构能够借助空气在该风道中流动的惯性和离心力，使得气流在离开出风口时能够同时具有向前和向上的分速度，从而送风的距离和扬风的高度得到很大的提升，能够有效避免直吹。本发明还可通过风道切换装置在正常风道和扬风风道之间进行切换，能够根据需求选择正常出风或者扬风出风，满足了用户的多种需求。
Patent WO-2022170959-A1 (WO)
Inventor: LI LIN
IPC: H02J7/00
Filed: 2022-01-24
Abstract: Sont prévus un système de stockage d'énergie et un procédé de détection pour un système de stockage d'énergie. Le procédé consiste à : envoyer par une première unité de commande une première instruction à un premier groupe de batteries, la première instruction étant utilisée pour commander la modification d'une tension de sortie du premier groupe de batteries, et le premier groupe de batteries étant n'importe quel groupe de batteries parmi une pluralité de groupes de batteries ; acquérir par la première unité de commande une première tension d'entrée et une seconde tension d'entrée de chaque unité de conversion de puissance parmi une pluralité d'unités de conversion de puissance ; et selon la première instruction, et la première tension d'entrée et la seconde tension d'entrée de chaque unité de conversion de puissance parmi la pluralité d'unités de conversion de puissance, déterminer par la première unité de commande si chaque unité de conversion de puissance parmi la pluralité d'unités de conversion de puissance est connectée au premier groupe de batteries. Au moyen de la solution de la présente demande, il est possible de détecter des relations de connexion entre une pluralité de groupes de batteries et une pluralité d'unités de conversion de puissance dans un système de stockage d'énergie, et, sur cette base, s'il existe une erreur de câblage dans le système de stockage d'énergie, ce qui permet d'éliminer les risques potentiels de sécurité dans le système.
Patent WO-2023045214-A1 (WO)
Inventor: YANG CUIJUN
IPC: G01N27/416
Filed: 2022-01-30
Abstract: L'invention divulgue un procédé d'étalonnage de capteur. Un lot de capteurs est testé avant la production pour obtenir un ensemble de données de paire résumées, l'ensemble de données de paire résumées est classifié et divisé pour obtenir des ensembles de données de paire typiques, et ceux-ci sont stockés dans un ordinateur. Le procédé consiste à tester, pendant la production, un petit nombre de données de paire de capteurs à livrer, à saisir le petit nombre de données de paire dans l'ordinateur et à obtenir l'ensemble de données de paire typiques le plus proche du petit nombre de données de paire ainsi que leur différence par un calcul, puis à ajuster l'ensemble de données de paire typiques le plus proche sur la base de la différence, l'ensemble de données typiques ajusté pouvant être utilisé en tant que données de paire prédéfinies du capteur à livrer, ce qui rend superflue une fonction d'étalonnage préalablement déterminée, améliore l'efficacité d'étalonnage du capteur, réduit le temps de production et réduit la différence entre la sensibilité réelle du capteur et les données de paire prédéfinies due à une différence de caractéristiques physiques du capteur, et améliore la fiabilité du capteur.
Patent WO-2023164790-A1 (WO)
Inventor: YANG LUANXIA
IPC: H04W52/02
Filed: 2022-03-01
Abstract: Des systèmes et des procédés de communication sans fil liés à la communication d'informations de commande sont prévus. Un procédé de communication sans fil réalisé par un premier équipement utilisateur (UE) de liaison latérale peut consister à recevoir, en provenance d'un second UE de liaison latérale, une demande de surveillance d'un signal de radiomessagerie associé au second UE de liaison latérale et/ou d'un signal de réveil (WUS) associé au second UE de liaison latérale, surveiller le signal de radiomessagerie et/ou le signal de réveil sur la base de la demande, recevoir, en provenance d'une station de base (BS), le signal de radiomessagerie et/ou le signal de réveil, et transmettre, au second UE de liaison latérale, le signal de radiomessagerie et/ou le signal de réveil.
Patent WO-2022262325-A1 (WO)
Inventor: PANDYA VISHAL NAVNIT
IPC: G06F16/24
Filed: 2022-03-04
Abstract: A method of recommending storage format for migrating a relational database management system (RDBMS) from a source server system to a target server system, the method comprising: extracting SQL queries from a source database of the source server system (302); parsing the SQL queries to identify a set of queries corresponding to columnar operations (304); identifying a number of columns (Cn) involved in the identified set of queries (306); for each column (C) from the number of columns (Cn), determining if values of at least a subset of column records are same (308); and on determining, recommending a column storage format for the RDBMS on the target server system (310).
Patent WO-2023000707-A1 (WO)
Inventor: DENG QING
IPC: C21C7/10
Filed: 2022-03-29
Abstract: 本发明涉及一种控钒Cr13型水电不锈钢冶炼方法，属于冶金技术领域。本发明的控钒Cr13型水电不锈钢冶炼方法包括：当提供的粗水或钢液V≥0.05wt％时，将粗水或钢液进行真空吹氧脱碳操作，将C吹至0.02wt％以下、V吹至0.05wt％以下，VOD操作结束后，进行扒渣操作。本发明不需要限制钢铁料钒的含量，钢铁料可以不使用优质块状废钢，使用水电不锈钢返回料和钢屑，可大量消化水电不锈钢库存。节约大量的贵重合金使用量、大幅度降低消耗定额。
Patent WO-2023193262-A1 (WO)
Inventor: ZHAO YING
IPC: H04W72/02
Filed: 2022-04-08
Abstract: Des modes de réalisation de la présente divulgation concernent des procédés, des dispositifs, et un support lisible par ordinateur destinés à la communication. Selon des modes de réalisation de la présente divulgation, un dispositif de réseau ou un dispositif terminal de transmission transmet une configuration indiquant une pluralité de ressources dans le domaine fréquentiel en vue d'une transmission de liaison latérale à un dispositif terminal de réception. Le dispositif terminal de réception réalise une procédure d'accès au canal sur un ou plusieurs canaux de liaison latérale. Si la procédure d'accès au canal sur au moins un canal de liaison latérale est réussie, le dispositif terminal de réception réalise une transmission de liaison latérale sur le ou les canaux de liaison latérale. De cette manière, une transmission de canal PSFCH plus fiable sous l'effet de la procédure d'accès au canal est obtenue. De plus, cela peut faciliter l'accès au canal pour des transmissions de canal PSFCH depuis différents UE dans le même créneau. En outre, cela peut éviter une éventuelle collision entre des transmissions de canal PSFCH depuis différents UE/un groupe dans le même créneau.
Patent WO-2022214101-A1 (WO)
Inventor: Ou Tongtong
IPC: H04N5/262
Filed: 2022-04-11
Abstract: 本公开实施例公开了一种视频生成方法、装置、电子设备及存储介质，该方法包括：接收作用于视频拍摄页面的触发操作，响应于所述触发操作拍摄原始视频；确定所述原始视频中的感兴趣视频片段；基于所述感兴趣视频片段以及所述原始视频进行视频合成处理，获得目标视频。
Patent WO-2023201670-A1 (WO)
Title: Feedback information sending/receiving method and apparatus
Inventor: ZHAO QUN
IPC: H04L5/00
Filed: 2022-04-21
Abstract: Disclosed in embodiments of the present application is a feedback information sending method and apparatus. The method comprises: when a terminal device performs sidelink (SL) sending, sending N different feedback information by means of one first interlaced resource block (IRB), wherein N is a positive integer. According to the embodiments of the present application, the N different feedback information is sent by means of the one first IRB; when the terminal device receives multiple PSCCH/PSSCH transmissions, feedback information corresponding to these PSCCH/PSSCH transmissions can be mapped onto a same IRB for transmission, so that multiple feedback information does not need to be transmitted on multiple IRBs any more, thereby avoiding interference and improving the reliability and transmission efficiency of a system.
Patent WO-2023205924-A1 (WO)
Inventor: SHAO ZEHUA
IPC: G05B19/418
Filed: 2022-04-24
Abstract: Disclosed is an intelligent manufacturing method based on centralized service platform industrial Internet of Things, comprising: parameter configuration information is input by means of a user platform, and a service platform disassembles the parameter configuration information into a plurality of configuration data sets according to a process; a management platform stores and processes the received configuration data sets, the stored configuration data sets serving as reference data sets; an object platform uses sensing information thereof as a verification data set according to a set time interval; a management platform receives and processes the verification data set, and sends the reference data set and the verification data set to the service platform; the service platform receives the reference data set and the verification data set and compares same, and if a set threshold range is exceeded upon comparison, generates an operation stop instruction and sends same to the object platform so as to control a production line device to stop operation. Further disclosed is a system for implementing the intelligent manufacturing method based on centralized service platform industrial Internet of Things. The present invention is applicable to various intelligent manufacturing production lines, and a production line device can be quickly controlled to stop operation when production is abnormal.
Patent WO-2023220879-A1 (WO)
Title: Ultrasonic probe and ultrasonic imaging device
Inventor: PENG MINKANG
IPC: A61B8/00
Filed: 2022-05-16
Abstract: The present application provides an ultrasonic probe and an ultrasonic imaging device, and relates to the technical field of medical instruments. In the ultrasonic probe of the present application, a sound head assembly is accommodated in a housing; a base is accommodated in the housing; a traction rope is accommodated in the housing and is connected with the sound head assembly; a traction mechanism is accommodated in the housing, and in the traction mechanism, a traction wheel is arranged on the base and can rotate relative to the base for winding the traction rope so as to drive the sound head assembly to swing by means of the traction rope; an elastic piece is arranged on the traction wheel and is fixedly connected with the traction rope so as to adjust the tensioning force of the traction rope when the elastic piece elastically deforms. According to the present application, the elastic piece is arranged on the traction wheel, such that the ultrasonic probe can adapt to the transmission mode of the traction rope, and moreover, the elastic piece can adjust the tensioning force of the traction rope, so that the product is simple in structure and easy to assemble.
Patent WO-2022247872-A1 (WO)
Title: 电磁阀组件及具有其的控制阀组件
Inventor: YU ZHOU
IPC: F16K1/36
Filed: 2022-05-25
Abstract: 一种电磁阀组件及具有其的控制阀组件，电磁阀组件包括：固定架(41)和线圈(42)，线圈(42)绕设在固定架(41)上，固定架(41)内设置有沿固定架(41)的高度方向延伸并贯穿设置的第二流通通道；定铁芯(30)，定铁芯(30)安装在第二流通通道内，定铁芯(30)的至少部分向上伸出于第二流通通道设置，定铁芯(30)上设置有沿定铁芯(30)的高度方向延伸并贯穿设置的流道(30a)；套管(46)，安装在第二流通通道内，套管(46)的一端与定铁芯(30)连接，套管(46)的另一端向下伸出于第二流通通道设置，套管(46)的另一端处设置有阀口；动铁芯(43)，可移动地设置在套管(46)内，动铁芯(43)具有封堵阀口的第一初始状态和打开阀口的第一打开状态。该电磁阀组件能够解决现有技术中的电磁阀组件的体积过大的技术问题。
Patent WO-2023279882-A1 (WO)
Title: 一种可穿戴设备控制电子设备的方法及通信系统
Inventor: FU YINGKE
IPC: G06F3/0487
Filed: 2022-05-25
Abstract: 本申请提供一种可穿戴设备控制电子设备的方法及通信系统，可以识别出用户在佩戴可穿戴设备时的各种动作轨迹，并生成与该运动轨迹匹配的运动数据，从而根据运动数据生成并发送控制指令，实现对电子设备的控制。从而，用户可以在佩戴可穿戴设备的情况下做出不同的动作，即可实现对电子设备的不同功能的控制，简单方便，可以提升用户体验。该方法包括：可穿戴设备与电子设备建立绑定关系；响应于用户带动可穿戴设备运动的操作，可穿戴设备生成与可穿戴设备的运动轨迹匹配的运动数据；可穿戴设备确定运动数据对应的控制指令，并向电子设备发送控制指令；响应于接收到控制指令，电子设备从第一界面切换至第二界面。
Patent WO-2023226023-A1 (WO)
Inventor: CHENG TIANYI
IPC: H01L27/32
Filed: 2022-05-27
Abstract: 一种显示面板（100），具有功能器件设置区（A1），及至少部分围绕功能器件设置区（A1）的主显示区（A2）；功能器件设置区（A1）中设置有安装孔（H），功能器件设置区（A1）包括围绕安装孔（H）的边框区（A10）。显示面板（100）包括衬底（10）、多个像素电路（130）、多条使能信号线（EL）、多条扫描信号线（GL）和多条复位信号线（RL）。至少一条使能信号线（EL）包括位于边框区（A10）的第二子使能信号线（EL12）。至少一条扫描信号线（GL）包括位于边框区（A10）的第二子扫描信号线（GL12）。至少一条复位信号线（RL12）包括位于边框区（A10）的第二子复位信号线（RL）。其中，多条使能信号线（EL）的第二子使能信号线（EL12）、多条扫描信号线（GL）的第二子扫描信号线（GL12）和多条复位信号线（RL）的第二子复位信号线（RL12）中，至少存在三条信号线位于不同的三层。
Patent WO-2023230783-A1 (WO)
Inventor: WANG QIWEI
IPC: H01L27/32
Filed: 2022-05-30
Abstract: Provided in the present disclosure is a display substrate. The display substrate comprises a main display area and a light-transmitting display area, the main display area being located on at least one side of the light-transmitting display area. The display substrate comprises a plurality of pixel circuits and a plurality of light-emitting devices. The plurality of pixel circuits are located in the main display area, and comprise first pixel circuits and second pixel circuits; the first pixel circuits comprise first-type pixel circuits and second-type pixel circuits, and the second pixel circuits comprise first-type pixel circuits and second-type pixel circuits, the first-type pixel circuits and the second-type pixel circuits being different in structure. The plurality of light-emitting devices comprise first light-emitting devices located in the main display area and second light-emitting devices located in the light-transmitting display area. In a first direction, at least two second light-emitting devices which are in the same color and are continuously arranged are coupled with the same type of pixel circuits in the second pixel circuit at the same time.
Patent WO-2023230992-A1 (WO)
Inventor: SONG WENQIAN
IPC: E02B17/08
Filed: 2022-06-02
Abstract: 本发明涉及调平技术技术领域，且公开了一种用于海洋工程结构片建造时的调平装置，包括底板，所述底板顶部固定连接有数量为两个的支撑架，两个所述支撑架内部均开设有活动槽，两个所述活动槽内部均活动连接有凸杆。该用于海洋工程结构片建造时的调平装置，通过在需要放置的结构片底部设置若干个此装置，当需要对结构片的水平进行调节时，通过扭动扭帽来带动活动杆旋转，活动杆旋转带动第一锥齿轮旋转，第一锥齿轮旋转带动第二锥齿轮旋转，第二锥齿轮旋转带动螺纹杆旋转，由于滑块内部开设有与螺纹杆型号相适配的螺纹孔，所以当螺纹杆旋转时会带动滑块上下移动，滑块上下移动即可带动垫块上下移动，从而可以带动对结构片进行调节的效果。
Patent WO-2023279995-A1 (WO)
Inventor: MENG YUELEI
IPC: C07C51/09
Filed: 2022-06-27
Abstract: 一类抗膀胱癌的季胺盐化合物及其应用。所述的季胺盐化合物如式(I)所示，其中，各个取代基的定义详见说明书。提供了合成该化合物的方法。该化合物具有强的抑制膀胱癌的活性，具有好的制备抗膀胱癌药物的应用前景。
Patent WO-2023274195-A1 (WO)
Inventor: Yue Minmin
IPC: G06F9/445
Filed: 2022-06-28
Abstract: Disclosed in the present invention is a firmware configuration method, comprising: determining configuration parameters in a firmware configuration form; setting a linkage rule of the configuration parameters; assigning values to the configuration parameters on the basis of the linkage rule to obtain a configuration corpus of the configuration parameters; and displaying the firmware configuration form, such that a user configures configuration parameters of firmware on the basis of the configuration corpus of the firmware configuration form to generate a firmware configuration file. Therefore, in this solution, the configuration parameters in the firmware are pre-extracted, and the configuration corpus of the configuration parameters is generated by means of the linkage rule, such that the user can be limited to input the correct firmware configuration. Moreover, according to this solution, the configuration parameters of the firmware are displayed to a non-hardware user by means of the firmware configuration form, and the non-hardware user can perform custom configuration on each configuration parameter according to own needs, thereby satisfying the configuration requirements of different non-hardware users. Also disclosed in the present invention are a firmware configuration apparatus, a device and a storage medium, which can also realize the technical effects above.
Patent WO-2023137998-A1 (WO)
Title: Busbar assembly, battery and power consuming device
Inventor: MIAO HUIMIN
IPC: H01M50/507
Filed: 2022-07-01
Abstract: The present application relates to a busbar assembly (30), a battery (20) and a power consuming device (10). The busbar assembly (30) comprises a busbar (100) and a plurality of insulating covers (200), wherein the insulating covers (200) are connected end to end and wrap around the periphery of the busbar (100). The battery (20) comprises a plurality of battery modules and the busbar assembly (30), the battery modules being connected to each other by means of the busbar assembly (30). The power consuming device (10) comprises the battery (20). In the busbar assembly (30), the battery (20) and the power consuming device (10), the insulating covers (200) wrap around the periphery of the busbar (100), such that the insulation performance of the busbar assembly (30) can be effectively improved, thereby avoiding the risk of electric shock caused by a user mistakenly touching the busbar (100), and improving the use safety of the battery (20); and the insulating covers (200) can be sequentially connected to adapt to busbars (100) of different lengths, so that wide applicability is achieved.
Patent WO-2024011504-A1 (WO)
Title: Paging carrier determination for nr
Inventor: YAN ZHI
IPC: H04W68/02
Filed: 2022-07-14
Abstract: Methods and apparatuses for paging carrier determination for NR are disclosed. A UE comprises a processor; and a transceiver coupled to the processor, wherein the processor is configured to receive, via the transceiver, a configuration of one or more carriers, wherein the configuration of each carrier includes at least one of paging search space, a carrier paging weight, a carrier DRX cycle, the number of paging frames within the DRX cycle, the number of paging occasions within one paging frame, the number of monitoring paging occasions for each SSB, transmission beam ON/OFF indication, and antenna port QCL type with anchor carrier; and determine a paging carrier from a paging carrier set including at least one of the one or more carriers according to the configuration.
Patent WO-2024000711-A1 (WO)
Inventor: CHEN MIN
IPC: H02P21/14
Filed: 2022-07-28
Abstract: 本发明属于多动子驱动传输控制领域，提供一种多动子直驱传输系统的控制方法及相关设备，该控制方法包括如下步骤：实时检测动子单元在反馈段运动的实时位置；实时判断动子单元是否进入反馈段与过渡段交界的区域：若是，使用预设算法计算动子单元在过渡段运动的电角度，并通过电角度判断动子单元的实时位置；根据动子单元的实时位置设定过渡段范围内各定子绕组的协同控制模式；实时判断动子单元是否进入过渡段与反馈段交界的区域；若是，通过反馈段的位移传感器实时反馈动子单元的实时位置。与相关技术相比，本发明多动子直驱传输系统的控制方法及相关设备，控制效果好、成本低且安装要求低。
Patent WO-2023045608-A1 (WO)
Title: 瑞美吉泮新晶型及其制备方法
Inventor: FANG JIE
IPC: C07D471/04
Filed: 2022-08-11
Abstract: 本发明公开了瑞美吉泮新晶型及其制备方法，本发明的瑞美吉泮晶型APTI-II，使用Cu-Kα辐射，以2θ角度表示的X射线粉末衍射图谱在以下位置具有特征峰：5.2±0.2°、12.5±0.2°、14.8±0.2°、15.5±0.2°、15.6±0.2°、17.9±0.2°、20.5±0.2°、21.3±0.2°、25.9±0.2°。本发明的晶型APTI-II和APTI-III，经过简单操作即可高收率的转化为药用晶型。本发明通过晶型转化和晶型纯化，可以很好的提纯瑞美吉泮，也可对反应体系(HPLC纯度68.4％)通过一次析晶，使其纯度达到93.8％，二次纯化使瑞美吉泮HPLC纯度达到99.70％以上，未知单杂小于0.10％，符合ICH对原料药的杂质要求。