baber/WOPTO huggingface dataset:
Patent WO-2022126535-A1 (WO)
Inventor: FENG YI
IPC: E01B9/28
Filed: 2020-12-17
Abstract: 一种重载铁路无螺栓扣件系统，包括混凝土轨枕(1)，所述混凝土轨枕(1)顶面具有两个混凝土挡肩(2)，所述两个混凝土挡肩(2)之间形成承轨槽(12)；所述混凝土挡肩(2)内侧预埋第一铁座(3)，所述第一铁座(3)的上部的一面贴靠在混凝土挡肩(2)朝向内侧的一个面上，所述第一铁座(3)上部与混凝土挡肩(2)贴靠面的主要部分为一斜面(9)，并且，所述混凝土挡肩(2)在其与所述第一铁座(3)的所述斜面(9)贴靠的部位配合地形成相应的斜坡(13)，且所述斜坡(13)与所述斜面(9)浇筑在一起；所述第一铁座(3)上安装有e形弹条(6)、内侧设置有轨距块(7)，通过e形弹条(6)扣压轨距块(7)，轨距块(7)可被扣压在坐落在承轨槽(12)中的钢轨(8)的轨肢上，或可被扣压在钢轨(8)轨底的铁垫板(15)上。特别适合于40吨及以上大轴重重载铁路使用。
Patent WO-2022126635-A1 (WO)
Inventor: CAI JIANGZHENG
IPC: G11C7/22
Filed: 2020-12-18
Abstract: 一种读写控制器、存储器及电子设备，用以提高存储器的写入灵活性。其中，读写控制器包括时钟产生电路、多状态写电路、行译码电路和列译码电路，时钟产生电路为多状态写电路提供第一时钟信号，为行译码电路和列译码电路提供第二时钟信号。通过为多状态写电路配置单独的工作时钟，使得读写控制器能根据当前的工艺偏差灵活配置多状态写电路当前的工作时钟，这不仅有助于提高多状态写操作的灵活性，还能通过调节多状态写电路当前的工作时钟使写入操作更加匹配当前的工艺偏差，提高读写控制器应对不同工艺偏差的能力。且，多状态写电路还能在第一时钟信号的一个时钟周期内向存储阵列写入至少两个状态，因此还有助于提高读写控制器的写入效率。
Patent WO-2022133973-A1 (WO)
Title: Fibrinogen aseptic filtration
Inventor: YU AIBIN
IPC: A61L29/04
Filed: 2020-12-25
Abstract: Disclosed are methods of sterile filtration of a fibrinogen solution, the method being comprised of filtering the solution with one or more filters selected from a glass fiber pre-filter and an aseptic filter made of polysulfone or a derivative thereof. Aseptic fibrinogen solutions obtained by the methods are further disclosed herein.
Patent WO-2021196771-A1 (WO)
Title: 一种基于光学超声双模态成像的胶囊内窥镜
Inventor: QIU WEIBAO
IPC: A61B8/08
Filed: 2020-12-25
Abstract: 本发明适用于胶囊内窥镜技术领域，提出了一种基于光学超声双模态成像的胶囊内窥镜。本发明实施例通过采用外径小于胶囊内窥镜主体的外径的同轴电缆对胶囊内窥镜主体进行机械引导和输送，使得胶囊内窥镜主体在人体内的运动可控，可以有效减少同轴电缆对人体消化道造成的碰撞和摩擦，还可以通过屏蔽层降低电磁辐射并消除静电；通过摄像模组获取人体消化道的光学图像数据、通过超声波成像模组获取人体消化道的超声波扫描数据，并通过同轴电缆将光学图像数据和超声波扫描数据发送至成像系统进行实时图像处理，得到光学图像和超声图像并显示，可以实现光学成像和超声成像、实时呈现人体消化道内的多维度组织成像画面，可以获取组织深层的病变信息。
Patent WO-2022041616-A1 (WO)
Title: System and method for ultrasound imaging
Inventor: LUO RUI
IPC: A61B8/00
Filed: 2020-12-29
Abstract: A method (2200) for ultrasound imaging includes obtaining a total count of detecting members of a detector of an ultrasound scanner (110) and a directivity angle of each detecting member of the detector (2210). Obtain one or more focuses each of which corresponds to a transmission of ultrasound waves of the ultrasound scanner (110, 2220), wherein the one or more focuses are located within the detector. Determine a synthetic aperture for each of one or more transmissions corresponding to the one or more focuses based on the total count of the detecting members of the detector, the directivity angle of each detecting member of the detector, and the one or more focuses (2230), wherein the synthetic aperture includes at least one detecting member of the detector. A system (100) comprises at least one processor (120) to direct the system (100) to perform the method (2200).
Patent WO-2021129883-A1 (WO)
Title: 一种应用于可视化大屏的地图瓦片的处理方法和相关装置
Inventor: YANG CHANGSHENG
IPC: G06T7/10
Filed: 2020-12-30
Abstract: 一种应用于可视化大屏的地图瓦片的处理方法和相关装置，其中方法包括：获取待分析地图的在不同比例尺下的地图图片（101）；按照预置大小，对各所述地图图片进行分块，得到各所述地图图片对应的瓦片矩阵，其中，所述预置大小为：1024*1024（102）；基于所有所述瓦片矩阵，得到所述待分析地图对应的瓦片金字塔（103）。在获取到待分析地图的在不同比例尺下的地图图片后，将各地图图片由原来的256*256分割，变为1024*1024分割，这样在进行地图展示时，大大减少了瓦片http请求数量，从而减少了http请求时间，以提升地图加载速度，解决了现有的地图展示方法，在大屏上进行展示时，加载速度慢的技术问题。
Patent WO-2022141511-A1 (WO)
Title: Image classification method, computer device, and storage medium
Inventor: WANG DONG
IPC: G06K9/62
Filed: 2020-12-31
Abstract: Disclosed in the present application is an image classification method, comprising: obtaining a target image to be classified; and using the target image as an input of an image classification model, and obtaining a classification result outputted by the image classification model, the image classification model comprising a convolutional layer, the convolutional layer comprising a dynamic convolutional module, the dynamic convolutional module comprising a convolutional kernel weight factor generator and a convolutional kernel generator, the convolutional kernel weight factor generator being used for generating N convolutional kernel weight factors according to an input feature map, the convolutional kernel generator being used for generating N convolutional kernels according to the inputted input feature map, N being a positive integer, the dynamic convolutional module being further used for performing nonlinear aggregation according to the N convolutional kernel weight factors and the N convolutional kernels to obtain a dynamic convolutional kernel, and the convolutional layer processing the input feature map on the basis of the dynamic convolutional kernel to obtain an output feature map. The image classification method greatly improves the classification accuracy. In addition, also provided are a computer device and a storage medium.
Patent WO-2021143816-A1 (WO)
Inventor: YANG FANGLONG
IPC: A61K31/5025
Filed: 2021-01-15
Abstract: 涉及稠合酰亚胺类衍生物、其制备方法及其在医药上的应用。具体而言，涉及一种通式(IM)所示的新型稠合酰亚胺类小脑蛋白(cereblon)E3泛素连接酶蛋白质结合的配体化合物和包含其的蛋白降解靶向嵌合体(PROTACs)化合物，其制备方法，及其在医药上的应用。通式(IM)中各基团的定义与说明书中的定义相同。
Patent WO-2022141692-A1 (WO)
Title: Système de commande de chauffage intelligent et procédé de commande
Inventor: ZHOU JUAN
IPC: A41D13/005
Filed: 2021-01-21
Abstract: Un système de commande de chauffage intelligent comprend : un dispositif de chauffage (1), une alimentation électrique (3), un dispositif de commande (2) et un récepteur (4) ; l'alimentation électrique fournit de l'énergie au dispositif de chauffage (1) ; le dispositif de commande (2) génère un premier signal de commande en fonction d'une instruction d'opération d'utilisateur ; le récepteur (4) est connecté au dispositif de chauffage (1) ; le récepteur (4) et le dispositif de commande (2) sont respectivement pourvus de modules de communication (402) apparié l'un avec l'autre, et le récepteur (4) reçoit un premier signal de commande envoyé par le dispositif de commande (2) et règle le mode de fonctionnement du dispositif de chauffage (1) en fonction du premier signal de commande ; et le récepteur (4) comprend au moins deux unités de commande (410), et au moins deux dispositifs de chauffage sont prévus (1), qui sont respectivement connectés et appariés avec les deux unités de commande (410) indépendamment. En fournissant un récepteur (4) entre un dispositif de chauffage (1) et un dispositif de commande (2), et au moyen d'au moins deux groupes d'unités de commande (410) et de dispositifs de chauffage (1) qui sont disposés séparément et appariés respectivement, l'objet selon lequel le réglage de mode sur une pluralité de dispositifs de chauffage (1) est effectué au moyen d'un dispositif de commande (2) et les modes de fonctionnement des dispositifs de chauffage (1) sont indépendants les uns des autres, ce qui permet de résoudre le problème de la commande indépendante multi-zone.
Patent WO-2021115495-A1 (WO)
Inventor: SHEN WANG
IPC: C07D495/04
Filed: 2021-01-25
Abstract: The present invention relates to a sulfur-containing heterocyclic compound, characterized by: a compound represented by the following structural formula (I) or stereoisomer thereof, a geometric isomer, a tautomer, a racemate, a deuterated isotope derivative, a hydrate, a solvate, a metabolite, and a pharmaceutically acceptable salt or prodrug; the compound can be used as a ROCK kinase inhibitor, and a composition containing such inhibitor, particularly a drug, and the use of such inhibitors in the treatment and prevention of disease. Specifically, the compounds can be used for treating ocular diseases (such as glaucoma and retinal diseases).
Patent WO-2022183341-A1 (WO)
Inventor: WANG SHUKUN
IPC: H04W24/10
Filed: 2021-03-01
Abstract: Les modes de réalisation de la présente demande concernent un procédé et un appareil de configuration d'intervalle de mesure, ainsi qu'un dispositif terminal et un dispositif de réseau. Le procédé comprend l'étape suivante : un dispositif terminal reçoit des premières informations de configuration envoyées par un dispositif de réseau, les premières informations de configuration étant utilisées pour déterminer au moins un intervalle de mesure préconfiguré, et chacun des un ou plusieurs intervalles de mesure préconfigurés étant associé à un indice d'intervalle de mesure.
Patent WO-2022165903-A1 (WO)
Inventor: HAN NA
IPC: D01F6/36
Filed: 2021-03-05
Abstract: 一种聚丙烯腈基碳纤维的制备方法，属于材料技术领域。该方法包括S1、将丙烯腈、第二单体和不饱和紫外光敏感交联剂混合，加入引发剂，反应，得可熔融的聚丙烯腈基共聚物；S2、将上述可熔融的聚丙烯腈基共聚物、流动改性剂混合，所得混合物进行挤出造粒，熔融纺丝，对初生纤维进行拉伸、退火，得聚丙烯腈基碳纤维前驱体；S3、将上述聚丙烯腈基碳纤维前驱体进行紫外辐照；S4、将紫外辐照后的聚丙烯腈基碳纤维前驱体进行预氧化，碳化，得聚丙烯腈基碳纤维。
Patent WO-2021228029-A1 (WO)
Title: Non-terrestrial network communication method and apparatus
Inventor: WU YEDAN
IPC: H04B7/185
Filed: 2021-05-10
Abstract: The present application provides a non-terrestrial network (NTN) communication method and apparatus, capable of solving the problem in which a UE, when performing delay-sensitive communication services, cannot distinguish between cells covered by terrestrial base stations and cells covered by satellites, and accordingly chooses a cell covered by a satellite. The method comprises: a first network device determining cell type information of a cell covered by a second network device, wherein the cell type information is used to indicate that the cell is a terrestrial network communication cell or a non-terrestrial network communication cell; and the first network device sending the cell type information to a third network device. According to embodiments of the present application, in an NTN scenario, the first network device, when establishing an interface connection with the third network device, also provides a related NTN indication (that is, the cell type information of the second network device), thereby helping the third network device to further understand capabilities and characteristics of the first network device.
Patent WO-2022048196-A1 (WO)
Inventor: WANG BIAO
IPC: G06K9/00
Filed: 2021-05-21
Abstract: A method and device for monitoring an industrial production index. The method comprises determining a coordinate set of a preset shape range of an industrial region to be monitored; determining, according to the coordinate set, multispectral data of a remote sensing satellite in a preset period corresponding to the coordinate set; extracting data of a plurality of preset wave bands in the multispectral data of the remote sensing satellite in the preset period, obtaining an image of said industrial region on the basis of the data of the plurality of preset wave bands, and determining a binary image of the image of said industrial region; and counting the number of pixel points of which pixels meet a preset pixel condition in the binary image of the image of said industrial region in the preset period to obtain an industrial production index of said industrial region in the preset period. By means of industrial production index monitoring based on remote sensing data, compared with prediction model construction modes in the prior art, the complexity in a data processing process is lower, and monitoring of the industrial production index in any range in any region can be achieved.
Patent WO-2022246598-A1 (WO)
Title: 用于金属镍镀层的电解液及其应用
Inventor: CHEN WEI
IPC: C25D3/12
Filed: 2021-05-24
Abstract: 本公开提供了一种用于金属镍镀层的电解液及其应用，其中，该用于金属镍镀层的电解液，包括：Ni2+离子、硼酸根离子和添加剂的水溶液；其中，所述添加剂用于促进电镀层的剥离。
Patent WO-2022012167-A1 (WO)
Title: Semiconductor device and manufacturing method therefor
Inventor: WU PING-HENG
IPC: H01L27/108
Filed: 2021-05-24
Abstract: The present disclosure relates to the technical field of storage, and provides a semiconductor device and a manufacturing method therefor. The semiconductor device comprises a substrate and a plurality of electrical conductors. The plurality of electrical conductors are used to form a first electrode of a capacitor structure, and are arranged as columns on a side of the substrate. Each of the electrical conductors comprises a cylindrical body and a plurality of annular protruding portions. The axial direction of the cylindrical body intersects with the substrate. Each of the annular protruding portions is disposed around the perimeter of the cylindrical body, and protrudes in a direction parallel to the substrate. The plurality of annular protruding portions are spaced apart from each other in the axial direction of the cylindrical body. Annular protruding portions of adjacent electrical conductors in a row direction have a staggered arrangement in a direction perpendicular to the substrate. The semiconductor device can integrate a large number of capacitor structures in a reduced space, or can integrate capacitor structures having higher capacitance values while maintaining the same size and number of capacitor structures.
Patent WO-2021249265-A1 (WO)
Inventor: WANG JING
IPC: H04W52/24
Filed: 2021-06-02
Abstract: The present application relates to a method for dynamically adjusting transmitting power, a terminal and a storage medium. The method comprises: acquiring a return value of the terminal; according to the return value, determining whether the terminal has a communication abnormity; if yes, determining whether the communication abnormity is a downlink communication abnormity; if yes, acquiring current resource block parameters; according to the current resource block parameters and a preset corresponding relation, determining the intensity of a target transmitting signal, the corresponding relation being that between the resource block parameters and the intensity of the transmitting signal; and according to the intensity of the target transmitting signal, adjusting the transmitting power of the terminal. The method can dynamically adjust the transmitting power of the terminal in consideration of different influence degrees of a TX signal on a RX signal under different resource block parameter settings of the terminal, thereby reducing the influence of the TX signal on the receiving sensitivity of the RX signal, and ensuring the communication quality of the terminal.
Patent WO-2022252191-A1 (WO)
Inventor: ZHANG YANZHONG
IPC: H02S10/00
Filed: 2021-06-03
Abstract: 本申请实施例提供了一种光伏发电系统，该系统包括：单级逆变器、防反灌电路和光伏组串和耦合电容；其中，防反灌电路连接于单级逆变器的一个输入端，光伏组串的一个输出端连接于单级逆变器的另一个输入端，光伏组串的另一个输出端连接于防反灌电路；光伏组串中包括降压优化器及光伏电池板。防反灌电路用于防止反灌电流倒灌至光伏组串；耦合电容并联至防反灌电路的两端，用于在光伏组串中的各降压优化器与单级逆变器之间传输信号，以在防反灌电路失效的情况下，控制反灌电流的倒灌。基于此，通过单级逆变器降低母线电压以减小反灌电流，从而减少因反灌电流对光伏电池板的损坏，且通过采用降压优化器和单级逆变器构成光伏发电系统，结构简单。
Patent WO-2021254314-A1 (WO)
Title: Method and apparatus for processing elementary time unit, and electronic device
Inventor: LI GEN
IPC: H04W72/04
Filed: 2021-06-15
Abstract: Disclosed are a method and apparatus for processing an elementary time unit, and an electronic device, which belong to the technical field of communications. The method for processing an elementary time unit is applied to a terminal. The method comprises: determining an elementary time unit and/or a reference constant according to at least one of the following pieces of information, wherein the reference constant is the ratio of the elementary time unit to a preset time unit: first information, the first information comprising a sub-carrier interval and/or an operation frequency band; and system information or a radio resource control (RRC) message sent by a network side device, the system information or RRC message indicating a value of the elementary time unit.
Patent WO-2021254452-A1 (WO)
Title: Method for controlling video conference system, and multipoint control unit and storage medium
Inventor: LI XINYOU
IPC: H04N7/15
Filed: 2021-06-17
Abstract: A method for controlling a video conference system, and a multipoint control unit and a storage medium. The method for controlling a video conference system is applied to a multipoint control unit, and comprises the following steps: in response to a private chat conference request initiated by a first video conference terminal to a second video conference terminal, acquiring the bitrate of the second video conference terminal by means of a second multipoint control unit (S230), wherein the second video conference terminal is connected to the second multipoint control unit; sending the bitrates of the second video conference terminal and a third video conference terminal to the first video conference terminal (S240); and sending the bitrate of the first video conference terminal to the second video conference terminal by means of the second multipoint control unit (S250).
Patent WO-2022052556-A1 (WO)
Title: Method and apparatus for predicting vehicle behaviour, and vehicle
Inventor: QIN LI
IPC: B60W60/00
Filed: 2021-06-21
Abstract: A method and an apparatus for predicting vehicle behaviour, and a vehicle. The prediction method comprises: determining that a second vehicle in a relationship model of a first vehicle uses a first manoeuvring behaviour, the relationship model comprising nodes used for representing vehicles, the positional relationship between nodes, and the relationship edges between nodes, the relationship edges being used for representing the type of relationship influence between nodes; determining a first influence value of the first manoeuvring behaviour at the next time moment on current second manoeuvring behaviour of at least one third vehicle in the relationship model, there being a direct or indirect relationship edge between a node representing the third vehicle and a node representing the first vehicle in the relationship model; and, on the basis of the first influence value, predicting a third manoeuvring behaviour of the third vehicle at the next time moment, in order to decide manoeuvring behaviour of the first vehicle at the next time moment. The present method can predict the manoeuvring behaviour of vehicles having a mutual influencing relationship within a local range, gaining valuable time for a vehicle to perform safety decision-making, reducing potential safety risks and increasing the safety of driving the vehicle.
Patent WO-2022001916-A1 (WO)
Inventor: XIE YULI
IPC: C07D487/04
Filed: 2021-06-28
Abstract: La présente invention concerne un composé de formule générale (1a) ou de formule générale (1b) et un procédé de préparation associé, et l'utilisation du composé de formule générale (1a) ou de formule générale (1b) et chaque isomère, chaque forme cristalline, un sel pharmaceutiquement acceptable, un hydrate ou un solvate de celui-ci servant d'inhibiteurs irréversibles d'IDH mutant dans la préparation de médicament contre des tumeurs et des maladies associées à une protéine d'IDH mutant.
Patent WO-2023279229-A1 (WO)
Title: Electronic price tag
Inventor: WANG LINJIANG
IPC: G06K19/077
Filed: 2021-07-05
Abstract: The present invention provides an electronic price tag. The electronic price tag comprises a rear casing (1), a screen (4), a protective sheath (5) and a lens (6). The protective sheath (5) is sleeved outside of the screen (4). An accommodating groove (101) is formed on the rear casing (1). The screen (4) is disposed in the accommodating groove (101). The lens (6) covers a groove opening of the accommodating groove (101) and is connected to an edge of the rear casing (1). The protective sheath (5) located at an edge position of a display port of the screen (4) is supported between the lens (6) and the screen (4), so that an anti-pressure gap (8) is retained between the lens (6) and the screen (4). By means of the present invention, the technical problems of an electronic price tag being easily damaged and having a poor use effect are solved.
Patent WO-2023000345-A1 (WO)
Inventor: YU RUI
IPC: H04L7/033
Filed: 2021-07-23
Abstract: 本申请公开了一种近场通信NFC装置及开环控制方法，可避免数字锁相环根据不连续的第一载波信号执行相位跟踪操作。一种近场通信NFC装置，所述近场通信NFC装置包括：时钟提取器，用于根据NFC读卡器发送的第一载波信号进行时钟恢复，得到场时钟信号；数字锁相环，用于对所述场时钟信号进行频率跟踪，输出第一时钟信号；数字基带芯片，用于根据所述第一时钟信号进行负载调制，生成第二载波信号；控制器，用于检测所述场时钟信号的频率或相位，并根据检测结果选择性控制所述数字锁相环进行开环。
Patent WO-2022217782-A1 (WO)
Inventor: HE DANDAN
IPC: H01L29/45
Filed: 2021-07-28
Abstract: 本申请提供一种半导体器件的制造方法及其半导体器件。该方法包括提供衬底；于衬底上形成第一导电材料层；对第一导电材料层进行等离子体处理，以形成第一导电层；于第一导电层上依次形成第二导电层、第一阻挡层、第三导电层和第四导电层；于第四导电层上形成介质层，同时，第一导电层与第二导电层交接处形成欧姆接触层；构成初始位线结构；对初始位线结构进行NH 3/N 2等离子体处理，以在第一导电层的侧壁形成第二阻挡层，在欧姆接触层的侧壁形成第三阻挡层，第二阻挡层和第三阻挡层用于防止欧姆接触层中的金属析出；形成位线侧壁保护层以覆盖位线结构的表面。本申请可以解决半导体器件的欧姆接触容易析出金属的问题，提高了半导体器件的导电性能。
Patent WO-2022205722-A1 (WO)
Title: Dispositif à semi-conducteur et son procédé de préparation
Inventor: ZHANG KUI
IPC: H01L27/092
Filed: 2021-08-05
Abstract: La présente invention concerne un dispositif à semi-conducteur et son procédé de préparation, chaque premier fil conducteur d'une première couche conductrice du dispositif à semi-conducteur ayant une borne commune, et chaque deux seconds fils conducteurs d'une seconde couche conductrice ayant une borne commune ; dans la structure de liaison de la présente forme, un seul fil de connexion peut être utilisé au niveau de la borne commune pour conduire électriquement les deux fils conducteurs, augmentant la fenêtre de traitement et réduisant un fil de connexion, facilitant le processus de fil de connexion subséquent.
Patent WO-2022068454-A1 (WO)
Inventor: BAI HAN
IPC: G06Q10/08
Filed: 2021-08-18
Abstract: A material handling method, system and apparatus and a central management device, relating to the technical field of automation devices. The method comprises: obtaining attribute information of a material to be handled; determining at least one target handling device; according to the attribute information of the material and device information of the at least one target handling device, determining a handling position of each target handling device to handle the material; and on the basis of the handling position of each target handling device, controlling the at least one target handling device to handle the material at the position. The method reduces the requirement for the appearance structure of a handling device, enables a handling device of any appearance structure to be used in a process of material handling, and improves the flexibility in dispatching handling devices.
Patent WO-2022042525-A1 (WO)
Inventor: ZOU QUANBO
IPC: G01R33/09
Filed: 2021-08-24
Abstract: 一种微机电系统磁阻传感器、传感器单体及电子设备。微机电系统磁阻传感器包括：第一支撑件；第一磁阻（42、52），设置在第一支撑件上，以及第一磁阻（42、52）的第一钉扎方向是X方向；第二支撑件；磁场形成元件（41、51），设置在第二支撑件上，并形成施加于第一磁阻（42、52）的磁场，其中，在待感测物理量的作用下，第一支撑件相对于第二支撑件移动，以产生感测信号，以及第二支撑件相对于第一支撑件移动的方向是Z方向，其中，在静态工作状态下，磁场形成元件（41、51）施加于第一磁阻（42、52）的磁场具有Y方向的偏置磁场分量。
Patent WO-2023028772-A1 (WO)
Title: Pixel circuit, pixel driving method, light-emitting substrate, and light-emitting device
Inventor: Sun tuo
IPC: G09G3/32
Filed: 2021-08-30
Abstract: A pixel circuit, a pixel driving method, a light-emitting substrate, and a light-emitting device. The pixel circuit comprises a first driving circuit (21), a first light-emitting device (22), a second light-emitting device (23), and a second driving circuit (24) that are sequentially connected in series. The first driving circuit (21) comprises a first driving transistor (DT1), the source of the first driving transistor (DT1) being connected to a first power supply terminal (25) and the drain of the first driving transistor (DT1) being connected to a first electrode of the first light emitting device (22). The second driving circuit (24) comprises a second driving transistor (DT2), the source of the second driving transistor (DT2) being connected to a second power supply terminal (26) and the drain of the second driving transistor (DT2) being connected to a first electrode of the second light emitting device (23). A second electrode of the first light-emitting device (22) is connected to a second electrode of the second light-emitting device (23). The first driving transistor (DT1) and the second driving transistor (DT2) have different channel types.