baber/WOPTO huggingface dataset:
Patent WO-2019057055-A1 (WO)
Title: Task processing method and apparatus, electronic device, and storage medium
Inventor: ZHANG WEI
IPC: H04L29/08
Filed: 2018-09-19
Abstract: Embodiments of the present application provide a task processing method and apparatus, an electronic device, and a storage medium, applied to an agent layer component of a hybrid cloud system. The method comprises: receiving a first computing task message, wherein the first computing task message comprises: a task to be processed, a first task parameter corresponding to the task, and identifier information of a first cloud computing platform corresponding to the task; determining the type of the task according to the first computing task message, and when the type of the task is a preset type, converting the first task parameter into a second task parameter in a corresponding format recognizable by the first cloud computing platform; and sending the task and the second task parameter to the first cloud computing platform, so that the first cloud computing platform processes the task according to the second task parameter. The present method can improve the management and use efficiency of a hybrid cloud system.
Patent WO-2019109731-A1 (WO)
Title: 复合储热材料自动化制备装置
Inventor: ZENG ZHIYONG
IPC: B01F7/24
Filed: 2018-10-16
Abstract: 一种复合储热材料自动化制备装置，负压输送配料机构，所述负压输送配料机构包括多个支路；混合机构，所述混合机构包括第一管路，所述混合机构的入口通过所述第一管路与所述负压输送配料机构的出口连接，所述负压输送配料机构设置为将多种原料根据配比输送至所述混合机构；包装机构，所述包装机构包括第二管路，所述包装机构的入口通过所述第二管路与所述混合机构的出口连通，所述包装机构设置为分装成品；及电控机构，分别与所述负压输送配料机构、所述包装机构和所述混合机构连接，所述电控机构根据输入的原料配比控制所述负压输送配料机构的配料，并控制所述负压输送配料机构、所述混合机构、所述包装机构及所述电控机构的自动化运行。
Patent WO-2020077604-A1 (WO)
Inventor: LIN DI
IPC: G06T7/11
Filed: 2018-10-19
Abstract: 本申请涉及一种图像语义分割方法、计算机设备和存储介质。该方法包括：按照预设的场景分辨率，对待处理图像对应的深度图像进行离散，确定各级预测分支的像素区域；确定在各级预测分支中，待处理图像对应的卷积特征图的上下文信息；根据卷积特征图在当前预测分支的上下文信息和在上级预测分支的增强特征图，获得卷积特征图在当前预测分支的增强特征图；根据各级预测分支的增强特征图和像素区域进行分类预测，获得待处理图像的分割图像。
Patent WO-2020006933-A1 (WO)
Title: Retractable mobile phone case
Inventor: DING LIANG
IPC: H04M1/02
Filed: 2018-10-24
Abstract: The present invention provides a retractable mobile phone case, comprising a first body and a second body, a slider and a first magnetic portion being provided on the first body, and a sliding groove and a second magnetic portion being provided on the second body. The slider is able to slide in the sliding groove, thereby causing a relative sliding between the first body and the second body to make the first body buckle with the second body or open, and the first body buckles with the second body to form an accommodating cavity adapted to the outline shape of a mobile phone, and the first magnetic portion and the second magnetic portion are attracted to each other. The first body and the second body of the present invention are able to slide away from or toward each other to open or close the retractable mobile phone case, and the fixation and stabilization of the first body and the second body is caused by the attraction between the first magnetic portion and the second magnetic portion, so that the closed state of the retractable mobile phone case can be maintained. Compared with a traditional metal retractable mobile phone case, the invention requires no screw fixing and assembling, and is simpler to operate and more convenient to use.
Patent WO-2019218598-A1 (WO)
Title: Partial glyceride lipase mutant and application thereof
Inventor: WANG YONGHUA
IPC: C12P7/64
Filed: 2018-10-26
Abstract: Provided is a partial glyceride lipase mutant obtained by means of the site-directed mutagenesis of a partial glyceride lipase derived from penicillium. One or more following mutation modes are adopted for a mutation site of the partial glyceride lipase: (1) tyrosine at the 84-th site of the protein is mutated to arginine; (2) methionine at the 209-th site of the protein is mutated to alanine; and (3) isoleucine at the 260-th site of the protein is mutated to glutamic acid or arginine. By means of the mutant, the thermal stability and hydrogen peroxide tolerance of partial glyceride lipase are greatly improved. Compared with a wild partial glyceride lipase, the mutant has significantly improved capability of catalyzing esters to be subjected to an epoxidation reaction, and the yield of target products is high.
Patent WO-2020015241-A1 (WO)
Title: Method for calculating interval power flow of thermal network taking into consideration heat transfer coefficient interval
Inventor: SUN HONGBIN
IPC: G06F17/50
Filed: 2018-10-30
Abstract: A method for calculating interval power flow of a thermal network, taking into consideration a heat transfer coefficient interval, relates to the technical field of operation and control of electro-thermal coupling systems. The method takes into consideration deviation between a heat transfer coefficient of a manufacturer and a true value among parameters of a thermal network pipeline, as well as the fact that the true heat transfer coefficient changes with aging of the pipeline and a thermal insulation layer. The heat transfer coefficient is described as an interval and is used to find a power flow solution of a central heating system at a parameter interval. The power flow solution provides more comprehensive information for operation and control of a system, such that an operator can take into consideration safety risks associated with deviation of a heat transfer coefficient and a true value when performing control and adjustment.
Patent WO-2020087435-A1 (WO)
Title: Light emitting diode and fabrication method thereof, array substrate and display panel
Inventor: DING XIAOLIANG
IPC: H01L51/56
Filed: 2018-11-01
Abstract: The present disclosure is related to a light emitting diode. The light emitting diode includes a first transparent electrode layer; a light emitting layer on the first transparent electrode layer; a reflective electrode layer on a surface of the light emitting layer opposite from the first transparent electrode layer, and a second transparent electrode layer. The reflective electrode layer may include a transmission hole. The second transparent electrode layer may cover or fill the transmission hole. The transmission hole may be configured to transmit light emitted from the light emitting layer to pass through the second transparent electrode layer.
Patent WO-2019096091-A1 (WO)
Title: 充电站及充电系统、方法、装置
Inventor: CHEN XIAOYU
IPC: H02J7/00
Filed: 2018-11-12
Abstract: 一种充电站及充电系统、方法、装置，解决如何在不增加旁路电阻的情况下控制动力电池内的高压继电器闭合形成充电回路的技术问题。该充电系统可以通过控制器（17）在启动充电时控制绝缘监测模块（16）、电源接入开关（13）、预充电开关（15）、电池和一个电池接入开关（14）形成电流通路，以在检测到电流通路中的电流后闭合另一个电池接入开关（14），即控制上述充电回路中的常规器件形成电流通路，无需设置旁路电阻，降低了充电系统的制造成本，并避免了旁路电阻带来的安全隐患。同时，其充电站包含上述充电系统，充电方法可以控制上述充电系统向电池充电，上述装置可以执行并实现上述方法。
Patent WO-2020052131-A1 (WO)
Inventor: CAI XIAODONG
IPC: H04R9/06
Filed: 2018-12-13
Abstract: Disclosed is an electronic terminal, comprising: a housing, which is provided with at least two sound outlet holes; at least two sound production devices, which is provided in the housing, each of the sound production devices being provided corresponding to one sound outlet hole; and a sound guide tube structure, communicated with the corresponding sound production device and the sound outlet hole. The technical solution of the present invention can improve sound loudness of the electronic terminal.
Patent WO-2020133023-A1 (WO)
Inventor: LIAN LEI
IPC: C07D231/20
Filed: 2018-12-27
Abstract: La présente invention relève du domaine technique des procédés de cristallisation d'herbicides, et concerne en particulier un sel de triéthanolamine de cypyrafluone amorphe, son procédé de préparation et son utilisation. Le sel de triéthanolamine de cypyrafluone amorphe est testé pour exister sous une forme amorphe par diffraction des rayons X sur poudre, le diagramme de diffraction des rayons X sur poudre de ce dernier ne présentant pas de pic de diffraction net, et étant fondamentalement comme illustré sur la figure 1. Le sel de triéthanolamine de cypyrafluone amorphe de la présente invention présente une solubilité élevée et une bioactivité élevée, et peut être utilisé pour la lutte contre les mauvaises herbes.
Patent WO-2019134573-A1 (WO)
Inventor: WANG YIHAN
IPC: C07F9/6558
Filed: 2018-12-27
Abstract: Disclosed are a method for preparing a compound of formula (A) and a crystal form thereof. Further disclosed are a pharmaceutical composition comprising the crystal form of the compound of formula (A), and a method for treating ALK-associated diseases by using the composition.
Patent WO-2020062689-A1 (WO)
Inventor: SUN JIADI
IPC: G06F16/2455
Filed: 2018-12-29
Abstract: A clustering processing method and apparatus for traffic data, and an electronic device. The method comprises: selecting N features from a preset feature library (201); obtaining a feature vector of the traffic data on the basis of a feature value corresponding to a selected feature of the traffic data (202); clustering all traffic data into M clusters according to the feature vector of the traffic data (203); determining the sum of cluster errors of the divided clusters of the traffic data under various combinations of M and N values (204), the sum of the cluster errors being the result of addition of errors for each divided cluster, and the number of errors of each cluster referring to the number of the lesser in the number of white data and the number of black data in the cluster; and selecting the number of the features and the number of the clusters corresponding to the minimum sum of the cluster errors as the number of target features and the number of target clusters selected when the traffic data is clustered (205), so as to cluster a large amount of traffic data by using a clustering algorithm to meet the demands for overall analysis of the traffic data of the population.
Patent WO-2020037933-A1 (WO)
Title: Unmanned vending machine
Inventor: HUANG DINGLONG
IPC: G06Q20/32
Filed: 2018-12-29
Abstract: An unmanned vending machine (1), comprising: a cabinet body (11), a cabinet door (12), a shelf (13), and a central control device (14). The shelf (13) and the central control device (14) are arranged in the cabinet body (11); the cabinet door (12) is connected to the cabinet body (11); the shelf (13) is provided with a gravity sensor (131); the unmanned vending machine (1) is internally provided with an image acquisition device (15); the central control device (14) comprises a processing unit (141), and a communication unit (142) and a power supply unit (143) which are both electrically connected to the processing unit (141). The unmanned vending machine greatly improves the commodity shopping efficiency of a user in an open shopping environment and provides convenience for the shopping flow of the user, also provides convenience for management of managerial personnel of the unmanned vending machine, and improves the user experience.
Patent WO-2019242292-A1 (WO)
Title: 一种康复用握力计
Inventor: ZHANG TONGHE
IPC: A61B5/22
Filed: 2019-06-17
Abstract: 一种康复用握力计，包括握力计本体及卡合在其表面的壳体（1）；壳体（1）上设置导电橡胶（101），内表面有凸起的受力柱（11）；握力计本体包括：主控板（21）设在充电接口板（22）上方；主控板（21）的下方设置电池（23）、压力传感器（24）；主控板（21）的上部设第一LED显示灯（25）；受力柱（11）与压力传感器（24）相抵靠；主控板（21）分别与电池（23）、压力传感器（24）、充电接口（221）、第一LED显示灯（25）进行电连接；高速扁圆震动马达（26）设在电池（23）旁，且与主控板（21）电连接。其优点是：针对握力极弱的人群采集的受力通过单片机进行矫正，可精确识别极小的应力，握力计本体在使用时无明显机械形变，主控板（21）可将握力数据传送至云端服务器，医师据此提供相应握力康复指导；壳体（1）符合人机工程学设计，并配有穿绳孔（28）易于把握，导光带（30）的设置可实现通过灯光的形式直观了解握力强弱。
Patent WO-2020140301-A1 (WO)
Title: 行李箱
Inventor: ZHANG XIANG
IPC: A45C5/04
Filed: 2019-01-09
Abstract: 一种行李箱，包括箱本体和信息显示装置，箱本体包括可开合设置的前壳(10)和后壳(20)，信息显示装置至少包括显示屏(30)，显示屏(30)设置于前壳(10)上以用于显示图像和/或数字信息。通过在箱本体上设置显示屏(30)，使得行李箱能利用显示屏(30)所显示的图像和数字信息实现广告宣传。
Patent WO-2020107730-A1 (WO)
Inventor: CUI LAI
IPC: A45F3/16
Filed: 2019-02-23
Abstract: A military kettle (100) having a water purification function, comprising a kettle body (10) and an upper cover assembly (20). The kettle body (10) comprises a filter element assembly (30) and a filter element support assembly (40). The filter element assembly (30) is detachably fixed at the bottom of the filter element support assembly (40); the filter element support assembly (40) extends to the opening (11) of the kettle body (10); the filter element assembly (30) extends to the upper portion of the filter element support assembly (40) by means of a communication cavity (32); a filter hole (31) is formed at the side surface of the bottom of the filter element assembly (30); a suction pipe (215) and a water outlet pipe which protrudes downwards are provided in the upper cover assembly (20); the suction pipe (215) is communicated with the water outlet pipe (211); the water outlet pipe (211) is sealedly connected to the communication cavity (32) in an inserting mode.
Patent WO-2019179517-A1 (WO)
Inventor: WANG YUDONG
IPC: F16K31/50
Filed: 2019-03-22
Abstract: Disclosed is an electronic expansion valve, comprising: a valve body (10) and a valve base (20), wherein the valve body (10) has a valve cavity (102), and the valve base (20) is provided with a first valve port (101); a rotor assembly (40), wherein the rotor assembly (40) comprises a rotor (41) and a screw shaft (44), the rotor (41) is fixedly connected to the screw shaft (44) directly or indirectly, and the screw shaft (44) has a male thread portion (44a); a support frame (50), wherein the support frame (50) is fixedly connected to the valve body (10), and comprises an engagement slot (53) and a first mounting hole (54) that corresponds to the screw shaft (44); a nut (70), wherein the nut (70) comprises an engagement portion (73) and a female thread portion (74a) that cooperates with the male thread portion (44a), and the engagement portion (73) can be axially moved up and down along the engagement slot (53); and a core assembly (60), wherein the core assembly (60) is fixedly connected to the nut (70), and can be axially moved up and down in the valve cavity (102) by means of the cooperation between the male thread portion (44a) and the female thread portion (74a). The core assembly (60) comprises: a connection base (61), wherein the connection base (61) is fixedly connected to a valve shaft (64); and a valve core (63), wherein the valve core (63) has a valve core head (631) that can be moved towards or away from the first valve port (101). The valve core (63) is further provided with a second valve port (633), and the valve shaft (64) can be moved towards or away from the second valve port (633). The design optimization of the electronic expansion valve results in the elimination of a reduction-gear device and a bellows structure, thereby achieving a simpler overall structure of the product. Moreover, a reduced output force requirement of a coil component enables miniaturization of the coil, and the flow rate of the electronic expansion valve can be adjusted even with a smaller driving force.
Patent WO-2020199006-A1 (WO)
Inventor: CHENG PENG
IPC: H04L5/00
Filed: 2019-03-29
Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, from a base station, a common bandwidth part (BWP) configuration containing UE-specific information and information common to a number of BWPs. The information may be common to the number of BWPs of a serving cell, of all serving cells in one cell group, or of all serving cells in one frequency range. The UE may then configure a BWP for communication based on the information common to the number of BWPs and the UE specific information, and may communicate with the base station using the configured BWP. In some cases, a group common secondary cell (SCell) configuration may be indicated to the UE that includes information common to each of the SCells, a primary cell (PCell), or a primary SCell (PSCell), as well as UE-specific information for the PCell, PSCell, and one or more SCells.
Patent WO-2020087861-A1 (WO)
Inventor: LIU SHIQI
IPC: E21B49/00
Filed: 2019-04-01
Abstract: 一种煤层气水平井塌孔造洞穴卸压开采模拟试验方法，由煤系地层结构重构与相似材料模拟子系统模拟构造煤储层；由压力脉动激励卸压模拟子系统实现水平井压力脉动激励和应力释放，并水力驱替煤液气混合物向直井段运移；由电模拟子系统实现相似材料内电场分布的检测，由产出物分离检测子系统进行煤、液、气的分离并称重，由数据采集控制子系统实时检测、控制装备运转和实施过程。该方法能实现模拟松软构造煤储层水平井塌孔造洞穴及应力释放，模拟气-液-固三相在卸压空间内的运移特征，模拟产出混合物的分离过程，得到煤层卸压与气体解吸变化规律、煤系地层激励卸压后复杂渗流场与水平井段流动动态规律。
Patent WO-2019218783-A1 (WO)
Title: Image rendering method, device and system, storage medium, image display method and computer device
Inventor: WANG XUEFENG
IPC: G06T15/00
Filed: 2019-04-01
Abstract: Provided by the present disclosure are an image rendering method, device and system, a computer readable storage medium and an image display method. The image rendering method comprises: acquiring an image to be displayed (S10); acquiring, according to a fixation point of human eyes on a display screen of a virtual reality device, a fixation point position corresponding to the fixation point on the image to be displayed (S11); determining, according to the fixation point position, a first sampling area and a second sampling area of the image to be displayed (S12); performing first-resolution sampling on the first sampling area to obtain a first display area (S13); performing second-resolution sampling on the image to be displayed so as to obtain a second display area corresponding to the second sampling area, wherein the resolution of the second sampling area is greater than that of the second display area (S14); and splicing the first display area and the second display area to obtain an output image to be transmitted to the virtual reality device (S15).
Patent WO-2019196944-A1 (WO)
Inventor: CHIANG MAN-SHU
IPC: H04N19/40
Filed: 2019-04-12
Abstract: A video coder that implicitly signals a transform setting for coding a block of pixels is provided. The video coder derives a transform setting for a block of pixels based on a block processing setting. The video coder processes the block of pixels according to the block processing setting. For encoding, the video coder transforms a set of residual pixels to generate a set of transform coefficients according to the transform setting. For decoding, the video coder inverse transforms the transform coefficients to generate a set of residual pixels according to the transform setting.
Patent WO-2019237957-A1 (WO)
Inventor: TIAN QIANG
IPC: C07F9/6561
Filed: 2019-06-03
Abstract: La présente invention concerne des composés représentés par la formule (I) et la formule (II) et un procédé de synthèse chirale et d'isolation chirale correspondant ; l'invention concerne également un sel et une forme cristalline du composé représenté par la formule (I), son procédé de préparation, une composition pharmaceutique le comprenant, et son utilisation dans la préparation d'un médicament utilisé pour le traitement d'une maladie infectieuse virale telle que l'hépatite B.
Patent WO-2020062921-A1 (WO)
Inventor: CHEN FEIFAN
IPC: A47J47/01
Filed: 2019-06-06
Abstract: The present application provides a material storage device and a cooking utensil. The material storage device comprises: a material storage box, the bottom of which is provided with a discharge port; a pushing screw rod, located at the bottom of the material storage box, and a discharge part of the pushing screw rod being close to the discharge port, so that materials can be pushed to the discharge port in an axial direction of the pushing screw rod during rotation; an anti-blocking cover, installed in the material storage box and arranged above the pushing screw rod in a covering mode, and a material passing gap for materials to pass through being limited between the anti-blocking cover and an inner wall surface of the material storage box; wherein in a feeding direction of the pushing screw rod, a part, corresponding to the pushing screw rod, of the material passing gap comprises a first gap material passing section and a second gap material passing section, one end of the second gap material passing section is connected to the first gap material passing section, and the width of the first gap material passing section is smaller than that of the second gap material passing section. According to the present application, the blanking amount of each part in the material storage box is adjusted by reasonably setting the width of the material passing gap, so that the blanking speed of each part in the material storage box is controlled, and the effect that materials in the material storage box tend to be flat is achieved.
Patent WO-2020164209-A1 (WO)
Title: 一种新型四柱液压压力机
Inventor: CHU SHAOQING
IPC: B30B1/36
Filed: 2019-06-12
Abstract: 一种四柱液压压力机，包括主机(1)和设于主机(1)一侧的液压站(2)，主机(1)包括机架(3)、上梁(4)、下梁(5)、导向柱(6)、液压泵组件和卡头(7)，液压站（2）包括电磁铁(8)、测压阀(9)、液位计(10)、脚踏开关(11)、电机(12)、油箱(13)、上行高压油管(14)、下行高压油管(15)、压力表(16)、启动开关(17)和急停开关(18)，液压泵组件包括液压缸(19)和活塞杆(20)，机架（3）上设有下梁（5），下梁（5）纵向设有四个导向柱（6），导向柱（6）上端设有上梁（4），上梁（4）上方设有液压缸（19）以及与液压缸（19）传动连接的活塞杆（20）。该四柱液压压力机，工作平稳、工作精度高、操作条件好、生产率高。
Patent WO-2020133974-A1 (WO)
Inventor: SHEN YIFU
IPC: F16B19/04
Filed: 2019-06-25
Abstract: 本发明公开了一种双面旋转摩擦挤压铆接装置及其铆接方法，双面旋转摩擦挤压铆接装置包括设备本体、两侧装夹杆和连接轴，两侧连接轴的底面均加工有球面形凹槽，两侧连接轴通过装夹杆与设备本体相连，以实现其旋转及轴向运动。双面旋转摩擦挤压铆接包括以下步骤：a、搭接工件连接区域钻通孔；b、将铆柱插入通孔内，调节两侧连接轴至通孔位置的两端，其中一侧连接轴底面凹槽顶住铆柱；c、连接轴旋转并轴向挤压铆柱至连接轴底面与工件表面接触，塑化铆柱材料填充满球面形凹槽；d、连接轴轴向上提，待工件冷却即完成铆接连接。本发明的装置结构简单、易于制造，本发明的铆接方法适用性强，能够一次性获得成型美观、力学性能优异的接头。
Patent WO-2021000099-A1 (WO)
Inventor: TONG DIJIANG
IPC: H04R9/02
Filed: 2019-06-29
Abstract: 本实用新型属于发声器件技术领域，提供一种扬声器箱。该扬声器包括围成收容空间的盖体以及收容于收容空间内的扬声器单体，盖体上设有向着收容空间内延伸的支撑台阶，支撑台阶包括支撑扬声器单体的台阶平面及自台阶平面远离扬声器单体的边缘弯折延伸形成与扬声器单体间隔设置的台阶侧面，扬声器单体包括抵靠台阶平面的端面及与台阶侧面相对并形成间隙的侧壁；台阶平面向远离端面凹陷形成与间隙连通的若干排气槽。本实用新型的扬声器箱通过在台阶平面上设置排气槽，台阶侧面与侧壁相互胶合固定时，胶水通过台阶侧面与侧壁之间的间隙流入排气槽内，使间隙内的空气能够从排气槽排出，台阶侧面和侧壁形成良好密封，保证盖体与扬声器单体胶合的稳定性。
Patent WO-2020030187-A1 (WO)
Inventor: KOTRA ANAND
IPC: H04N19/103
Filed: 2019-08-12
Abstract: L'invention concerne un procédé de traitement vidéo, consistant à : initialiser une liste de HMVP pour une rangée de CTU courantes lorsque la CTU courante est la CTU de début d'une rangée de CTU courantes; et traiter la rangée de CTU courantes sur la base de la liste de HMVP. La mise en œuvre du procédé améliore l'efficacité de codage et l'efficacité de décodage.
Patent WO-2020057487-A1 (WO)
Inventor: LI BINGZHAO
IPC: H04W72/04
Filed: 2019-09-17
Abstract: Provided are a method for transmitting capability information of a user terminal and a related device. The method comprises: an access network device sending a first request message to a user terminal; the access network device receiving a plurality of first response messages sent by the user terminal, the first response messages each comprising a subset of a set of UE capability information; and the access network device decoding the first response messages to obtain UE capabilities. The present solution can be used to divide UE capability information into a plurality of RRC messages for reporting, and resolve the issue in which the UE capability information is too huge to be reported in one step, and can also effectively reduce time delay in reporting UE capability information and improve reliability.
Patent WO-2021031278-A1 (WO)
Title: Photographing optical lens
Inventor: SUN WEN
IPC: G02B13/18
Filed: 2019-09-21
Abstract: Disclosed is a photographing optical lens (10, 20, 30). The photographing optical lens (10, 20, 30) sequentially comprises, from an object side to an image side, a first lens (L1) having a positive refractive power, a second lens (L2) having a negative refractive power, a third lens (L3) having a negative refractive power, a fourth lens (L4) having a positive refractive power, a fifth lens (L5) having a negative refractive power, a sixth lens (L6) having a positive refractive power, and a seventh lens (L7) having a negative refractive power, wherein the first lens has a focal length of f1; the photographing optical lens (10, 20, 30) has an overall focal length of f; the second lens (L2) has a focal length of f2; the third lens (L3) has a focal length of f3; an object-side face of the fourth lens (L4) has a radius of curvature of R7; and the fourth lens (L4) has an on-axis thickness of d7, wherein same satisfy the following relationships: 0.85 ≤ f1/f ≤ 1.00; 1.50 ≤ f3/f2 ≤ 5.00; and 3.00 ≤ R7/d7 ≤ 7.00. The photographing optical lens (10, 20, 30) meets the large-aperture, wide-angle and ultra-thin design requirements while having a good optical performance.