baber/WOPTO huggingface dataset:
Patent WO-2013029212-A1 (WO)
Title: Lithium-ion battery negative electrode material, preparation method therefor, and lithium-ion battery
Inventor: YUE MIN
IPC: H01M4/1393
Filed: 2011-12-02
Abstract: Disclosed are a lithium-ion battery negative electrode material, a preparation method therefor, and a lithium-ion battery, where the technical problem to be solved is to improve for the lithium-ion battery the discharge capacity, discharge rate, and the performance in liquid-absorption and in cycling. The negative electrode material of the present invention is a composite material consisting of graphite substrates, networked carbon nanotubes and/or carbon nanofibers grown in situ on the graphite substrates, and/or networked carbon nanotubes and/or carbon nanofibers mixed between the graphite substrates, and nano-columnar structures. The preparation method of the present invention comprises: adding a catalyst into a graphite substrate material, placing same into a furnace chamber, and introducing a carbon source gas when the temperature reaches between 300°C and 1300°C. Compared with the prior art, the present invention allows for simplified process, precise and accurate control, facilitated reproduction, increased material specific surface area, improved electrical conductivity, an increase between 10 and 30 mAh/g in discharge capacity, and a 10C/1C ratio of ≥ 94%. Employment of the material of the present invention in the preparation of batteries reduces the amount of a conductive agent used and reduces costs for the lithium-ion battery.
Patent WO-2013082738-A1 (WO)
Title: 磁控溅射设备中铜靶刻蚀形貌的仿真计算方法
Inventor: WANG RENCHENG
IPC: G06F17/50
Filed: 2011-12-09
Abstract: 一种磁控溅射设备中铜靶刻蚀形貌的仿真计算方法属于半导体制造设备设计技术领域。通过ansys仿真或用三维高斯计测量，取得磁电管在靶材表面磁场强度的水平分量，进行多项式拟合后，建立有效磁场数据矩阵，并求得刻蚀跑道矩阵；根据磁电管实际结构及运动原理，计算磁铁组件中心点运动轨迹方程；建立靶材刻蚀矩阵，得到该步长上靶材刻蚀矩阵；将靶材刻蚀时间t离散化，得刻蚀时间t后靶材刻蚀矩阵；通过矩阵运算，得到需要的参数或图形，比如靶材刻蚀三维形貌、靶材刻蚀曲线、刻蚀跑道图形、运动轨迹图形、靶材利用率大小等等。在磁电管设计时可以利用该仿真方法检验所设计参数的好坏，或进一步进行磁电管参数优化，该仿真方法具有较好的工程应用前景。
Patent WO-2012139277-A1 (WO)
Inventor: QIAO XINGJUN
IPC: F24H3/04
Filed: 2011-04-11
Abstract: L'invention porte sur une unité à air chaud de chauffage à coefficient de température positif, laquelle unité comprend un corps principal d'assemblage (1), un élément chauffant à coefficient de température positif, une grille (3), une plaque arrière (4), une carte de circuits imprimés (6) et un filet anti-poussière (5). Un bâti (7) et un capot protecteur d'élément chauffant à coefficient de température positif (2) sont également compris. L'élément chauffant à coefficient de température positif est disposé dans le capot de protection d'élément chauffant à coefficient de température positif (2). La grille (3), le capot de protection d'élément chauffant à coefficient de température positif (2) et la carte de circuits imprimés (6) sont disposés dans le corps principal d'assemblage (1) disposé dans le bâti (7). La plaque arrière (4) et le filet anti-poussière (5) sont disposés sur le bâti (7). L'équipement est pratique à l'installation et présente une meilleure sécurité.
Patent WO-2012013059-A1 (WO)
Inventor: CUI SHOULING
IPC: H04W4/14
Filed: 2011-05-06
Abstract: La présente invention concerne un procédé et un appareil permettant de gérer des détails de consommation utilisateur. Le procédé comprend principalement les étapes suivantes : extraire des messages SMS de notification de consommation à partir des messages reçus dans un terminal mobile d'un utilisateur ; selon les règles d'extraction de détails de consommation prédéfinies, extraire les informations de détails de consommation à partir du contenu des messages SMS de notification de consommation, et stocker les informations de détails de consommation. L'invention peut utiliser le terminal mobile d'un utilisateur et les règles d'extraction de détails de consommation prédéfinies pour extraire des détails de consommation à partir du contenu de messages SMS de notification de consommation, et aider efficacement des utilisateurs à organiser et à gérer les informations de détails de consommation provenant de différentes banques et de différentes cartes.
Patent WO-2012100473-A1 (WO)
Title: 血液透析用自复位减压阀
Inventor: GAO GUANGYONG
IPC: F16K17/22
Filed: 2011-05-23
Abstract: 本发明公开了一种血液透析用自复位减压阀，包括阀体和设置于阀体的阀座、阀芯和调节组件，调节组件包括调整螺钉、第一弹簧、隔膜片和第二弹簧，所述隔膜片将阀体内密封分隔；阀座的进液口位于阀座下部，所述阀芯位于阀座的下部与其启闭配合；第一弹簧通过隔膜片对阀芯施加向下的预紧力，第二弹簧对阀芯施加向上的预紧力，调整螺钉用于调整第一弹簧的预紧力；本发明生物学性能好，不会生锈，有效避免了医用流体污染；用弹簧代替橡胶膜片复位密封，长期使用也能够保证减压的可靠性高，并且消除了传统结构因共振而产生噪音的弊病。
Patent WO-2012006941-A1 (WO)
Title: Passenger seat and assembled chair-bed dual-purpose seating unit, multi-purpose seating unit
Inventor: ZHANG XINGLIANG
IPC: B64D11/06
Filed: 2011-07-12
Abstract: The present invention relates to a passenger seat, an assembled chair-bed dual-purpose seating unit, and a multi-purpose seating unit. A chair-bed dual-purpose seat comprises a support (3), a seat (2), a back support (1), and a back support frame. The seat (2) is provided on and supported by the support (3); the back support (1) is provided on the support (3) via the back support frame; the lower portion of the back support frame is hinged to the support base (3); the back support (1) is hinged to the upper portion of the back support frame; the back support (1) is able to rotate relative to the back support frame and able to revolve relative to the support (3) along with the back support frame; a angle-adjusting device is provided between the back support frame and the support (3); a back support locking and unlocking device is provided between the back support (1) and the back support frame. The back support frame comprises at lease one main connecting rod (4), the lower portion of the main connecting rod (4) is hinged to the support (3); the upper portion of the main connecting rod (4) is hinged to the back support (1). By assembling a chair-bed dual purpose seat with another same seat, the assembled chair-bed dual-purpose seating unit enables improved comfort and utilization rate.
Patent WO-2013033883-A1 (WO)
Title: 处理切换的方法、移动性管理网元、无线接入网元和系统
Inventor: LU FENG
IPC: H04W48/16
Filed: 2011-09-05
Abstract: 本发明涉及一种处理切换的方法、移动性管理网元、无线接入网元和系统。其中一种方法包括：源移动性管理网元接收源无线接入网元发送的第一源到目标透明容器，该第一源到目标透明容器包含用户设备的本地接入IP网络分组数据网连接的承载信息；判断该用户设备的本地接入IP网络分组数据网连接能在目标无线接入网元保留时，发送第一源到目标透明容器和该用户设备的本地接入IP网络分组数据网连接的承载信息至目标无线接入网元；其中，该用户设备的本地接入IP网络分组数据网连接为本地IP接入（LIPA）分组数据网连接或者选择IP数据流疏导（SIPTO）分组数据网连接。本发明实现了LIPA和SIPTO的移动性。
Patent WO-2012071936-A1 (WO)
Title: 多层保护方法和装置
Inventor: WANG PENGJUN
IPC: H04L45/28
Filed: 2011-09-22
Abstract: 本发明揭示了一种多层保护方法和装置，可在需要转发报文时，判断本层是否起保护；当本层起保护时，根据本层保护表选择保护路径，否则选择工作路径；当本层非最外层时，根据所述保护路径或工作路径进入下一层并返回判断本层是否起保护；当本层为最外层时，根据各层已选择的保护路径或工作路径转发报文。本发明提出的一种多层保护方法和装置，能够针对网络中多层应用场景，提供保护切换。
Patent WO-2012041198-A1 (WO)
Inventor: WANG HUCHENG
IPC: H04W28/02
Filed: 2011-09-26
Abstract: L'invention porte sur un procédé et un dispositif de gestion de congestion. Le procédé comprend les opérations suivantes : une entité de gestion de mobilité (MME) confirme un nom de point d'accès (APN) souscrit d'un équipement utilisateur (UE) suite à la réception d'un message de requête de rattachement envoyé par l'UE; la MME confirme un APN qui est congestionné parmi les APN souscrits; la MME indique dans un message qui est renvoyé à l'UE l'APN congestionné parmi les APN souscrits, et indique un temporisateur de délai d'attente de gestion de session qui est attribué pour l'APN congestionné. Cela offre une amélioration au sujet de l'illogisme dans l'état antérieur de la technique, réduit la consommation de ressources de signalisation dans la plus grande mesure possible, et assure le déroulement d'opérations normales.
Patent WO-2012151843-A1 (WO)
Title: Url过滤系统及过滤url的方法、网关
Inventor: WANG YONGGUANG
IPC: H04L29/06
Filed: 2011-10-10
Abstract: 本发明涉及一种URL过滤系统及过滤URL的方法、网关，该系统包括识别单元、内存单元、规则单元、扫描单元以及匹配单元；该方法包括：根据用户自定义的URL名单，生成系统可识别的URL规则文件，并将上述URL规则文件加载至内存中，当所述系统收到报文时，扫描并判断上述报文是否是HTTP报文，确定是HTTP报文时，扫描所述HTTP报文中的URL信息，并与内存中的URL规则文件中的URL信息进行匹配，根据匹配结果允许或不允许所述HTTP报文通过。本发明不需要区分URL的类型，加快了URL处理速度。
Patent WO-2013071575-A1 (WO)
Title: Flat-panel display device and stereoscopic display device
Inventor: QUE CHENGWEN
IPC: G02F1/1333
Filed: 2011-11-23
Abstract: A flat-panel display device (20) and a stereoscopic display device (30). The flat-panel display device (20) comprises a backlight system (21) and a display panel (22). The backlight system (21) comprises a reflecting plate (60), a light guiding plate (24) and a back frame (23). The reflecting plate (60) and the light guiding plate (24) are overlapped on the back frame (23). The back frame (23) is used for bearing the light guiding plate (24) and the reflecting plate (60). The back frame (23) comprises at least two main splicing pieces (231, 232, 233, 234) which are spliced to form a main frame (27) of the back frame (23). Dip coating glue dots (70) are arranged between the reflecting plate (60) and the light guiding plate (24). In the flat-panel display device (20) and the stereoscopic display device (30), the back frame of the backlight system (21) is simple in structure, so that the material of the back frame (23) is saved, and the cost of a mold of the back frame (23) is reduced, thereby reducing the cost of the flat-panel display device (20). The dip coating glue dots (70) are arranged between the reflecting plate (60) and the light guiding plate (24), so as to lift the reflecting plate (60) and adhere the reflecting plate (60) to the light guiding plate (24), thereby solving the problem of poor backlight effect because of poor reflecting quality caused by high probability of collapse of the reflecting plate (60) after assembly.
Patent WO-2013091221-A1 (WO)
Title: Développement de virtualisation imbriquée efficace
Inventor: TIAN KUN
IPC: G06F9/455
Filed: 2011-12-22
Abstract: Des modes de réalisation de l'invention permettent une accélération de niveau dynamique d'opérations dans des couches de virtualisation afin de permettre une virtualisation imbriquée efficace. Des modes de réalisation de l'invention exécutent un premier gestionnaire de machine virtuelle (VMM) afin de virtualiser un matériel de système. Un environnement de virtualisation imbriquée est créé par exécution d'une pluralité de VMM de niveau supérieur par l'intermédiaire de machines virtuelles (VM). Ces VMM de niveau supérieur sont utilisés pour exécuter une couche de virtualisation 10 de niveau supérieur comprenant un système d'exploitation (OS). Pendant le fonctionnement de l'environnement de virtualisation imbriquée susmentionné, une instruction privilégiée émise par un OS est piégée et émulée par le VMM de niveau supérieur respectif (c'est-à-dire le VMM qui crée la VM pour cet OS). Des modes de réalisation de l'invention permettent l'émulation de l'instruction privilégiée par un VMM de niveau inférieur. Selon certains modes de réalisation, l'instruction émulée 15 est exécutée par le premier VMM avec peu ou pas d'implication de n'importe quelle couche de virtualisation intermédiaire résidant entre le premier VMM et le VMM de niveau supérieur.
Patent WO-2013091276-A1 (WO)
Title: 一种检测dmd基因外显子缺失和/或重复的方法
Inventor: WEI XIAOMING
IPC: C12Q1/68
Filed: 2012-10-15
Abstract: 本发明提供了一种检测DMD基因外显子缺失和/或重复的方法，该方法利用DMD基因的序列信息设计探针，将捕获富集获得的DNA片段进行测序，通过分析获得DMD基因外显子的缺失和/或重复信息。
Patent WO-2012126340-A1 (WO)
Title: Method and device for determining weight factor, and method and device for intra-frame weighted prediction
Inventor: YANG HAITAO
IPC: H04N7/32
Filed: 2012-03-19
Abstract: Disclosed are a method and device for determining a weight factor, and a method and device for intra-frame weighted prediction, comprising: determining, according to a difference between an abscissa component and an ordinate component of a current pixel in a currently processed image block, a second value; and determining, according to a first value and the second value, two weight factors of the current pixel, one weight factor being a sum of the first value and the second value, the other weight factor being a difference between the first value and the second value, and a sum of the two weight factors being double of the first value. The first value is determined according to an image block size of the currently processed image block or is preset. The processing speed of a codec is improved, and the processing power consumption thereof is reduced.
Patent WO-2013159393-A1 (WO)
Title: Frame for liquid crystal display device and liquid crystal display device
Inventor: KUO YICHENG
IPC: G02F1/13357
Filed: 2012-05-09
Abstract: A frame for a liquid crystal display device and a liquid crystal display device adopting the frame. The frame comprises four edge frames, and a corrugated structure (31) is arranged on at least one pair of edge frames parallel to each other in the four edge frames, respectively. The corrugated structure (31) is similar to a part of a scalable corrugated pipet of a drink straw, the pair of edge frames which are provided with the corrugated structures (31) are adjustable in size in the length direction, when two or more kinds of frames are different but similar in size, one and the same frame can be shared to achieve the multi-purpose effect, so as to reduce the quantity of special moulds and the development cost of special moulds and to shorten the development cycle of products, and also the problem that a large amount of excess materials are difficult to handle during single machine type development is avoided to achieve the purpose of cost reduction.
Patent WO-2012152219-A1 (WO)
Title: Sustainable circular track line network
Inventor: DAI SUCAI
IPC: B61L19/00
Filed: 2012-05-09
Abstract: A sustainable circular track line network, including: taking a turning crossroad covered with a multi-cross site as the core or a key node of a circular line/network; designing a circular route to reduce red lights and optimize the scheduling, equalizing and enhancing the density of traffic flow, and collecting, distributing and expanding the coverage area in diversity, so that the separation-reunion intercommunication recombination can be met during the operation of a train, the passengers can change lines with the train or transfer conveniently, and at the same time the construction and operation costs of the track line wire are reduced.The turning crossroad is at least one three-crossroad with bidirectional and dual-line integration and includes at least one group of at least tri-directional turning tracks, with the turning track turning to be an outgoing line with a bidirectional port at a small turning side by at least three return lines with bidirectional ports successively to form a circle.
Patent WO-2012155812-A1 (WO)
Inventor: TIAN GUANGHUI
IPC: C07D213/75
Filed: 2012-05-11
Abstract: Provided are processes for the preparation of 3-(cyclopropylmethoxy)-N-(3,5-dichloropyridine-4-yl)-4-(difluoromethoxy)benzamide (namely roflumilast), its N-oxide and pharmaceutically acceptable acid addition salts, and intermediate compounds 3,4-dihydroxy-N-(3,5-dichloropyridine-4-yl)benzamide, 3-hydroxy-N-(3,5-dichloropyridine-4-yl)-4-(difluoromethoxy)benzamide and 3-(cyclopropylmethoxy)-N-(3,5-dihydroxypyridine-4-yl)-4-(difluoromethoxy)benzamide in the processes.
Patent WO-2013107143-A1 (WO)
Inventor: WEI XIAOPENG
IPC: H04L29/10
Filed: 2012-05-31
Abstract: La présente invention concerne un procédé et un dispositif de transmission de paramètre d'interface. Le procédé comprend les étapes suivantes : l'obtention par un terminal émetteur, selon un séparateur dans une chaîne de caractères à être envoyée, d'un paramètre de configuration correspondant à une commande de la chaîne de caractères; la configuration par le terminal émetteur, à l'aide des paramètres de configuration obtenus, un paramètre d'interface, qui est disposé dans un modèle de configuration stocké localement dans une interface et qui correspond au paramètre de configuration; et l'envoi par le terminal émetteur du paramètre d'interface configuré à un terminal récepteur. La présente invention résout le problème dans l'état de la technique selon lequel la partie opposée ne peut pas correctement analyser un champ reçu une fois que l'interface d'une partie de communication change dans le processus de communication du fait que le paramètre d'interface ne peut pas être dynamiquement configuré, et permet de configurer dynamiquement l'interface de communication, de façon à ce que l'analyse du champ des deux parties de communication ne puisse être influencée une fois que l'interface d'une partie change.
Patent WO-2013004131-A1 (WO)
Title: 透气防渗漏集尿装置、集尿腔及尿布
Inventor: SHEN XUEZHAO
IPC: A61F5/455
Filed: 2012-06-21
Abstract: 一种透气防渗漏的集尿装置，包括集尿腔，集尿腔包括一次性锥形膜套（11），该锥形膜套（11）的材料为透气防水材料，能克服密闭式集尿装置的密闭引发的问题。还提供一种适用于集尿装置的尿布（4），该尿布（4）适合于与集尿装置耦合，并在对应人体排尿部位的位置有尿布孔（5），该尿布能防止尿布长期使用引起的皮肤红肿等问题。
Patent WO-2014029063-A1 (WO)
Inventor: CHEN GUANGYU
IPC: H01L31/0224
Filed: 2012-08-20
Abstract: La présente invention concerne un procédé d'optimisation des propriétés de surface d'un film électroconducteur transparent à base de ZnO, caractérisé en ce qu'il comprend l'étape consistant à lisser les figures d'attaque et les zones convexes à la surface du film électroconducteur transparent à base de ZnO gravé. L'invention concerne également un film électroconducteur transparent à base de ZnO optimisé par le procédé et une photopile utilisant le film. Le procédé peut lisser les figures d'attaque et les zones convexes à la surface du film électroconducteur transparent à base de ZnO gravé, réduisant ainsi le court-circuit de la pile.
Patent WO-2013037298-A1 (WO)
Title: Method for reusing water in fermented butanedioic acid separation process
Inventor: JIANG MIN
IPC: C07C51/43
Filed: 2012-09-13
Abstract: The present invention relates to the field of biochemical engineering. Provided is a method for reusing water in a fermented butanedioic acid separation process. Water from the separation process is used in aerobic growth and anaerobic fermentation of  E.coli  AFP111 to produce butanedioic acid, while a final product is provided with a concentration of 55g/L, a yield of up to 91.6%, and, compared with the result of fermentation using a culture medium prepared with tap water, an 8.5% increase in butanedioic acid concentration. The advantages of the present invention are that evaporated water from the butanedioic acid separation process is recycled and reused, thus water reuse is implemented in industrialized production process of butanedioic acid, and at the same time, that the evaporated water produced during the butanedioic acid separation process comprises small amount of organic acids such as ethanoic acid and methanoic acid, the small amount of organic acids comprised in the evaporated water can serve as a carbon source for gluconeogenesis, thus enzymatic activities of some key enzymes within cells are increased, thereby facilitating anaerobic fermentation of bacterial cells to produce acid.
Patent WO-2014056145-A1 (WO)
Title: 使Web应用获取数据库变化的方法和系统
Inventor: HU LIXIN
IPC: G06F17/30
Filed: 2012-10-09
Abstract: 本发明的一个实施方式提供了一种使Web应用获取数据库变化的系统，该系统包括浏览器、Web数据库和运行于所述的浏览器中的Web应用，其特征在于，所述的浏览器中包括：浏览器的数据库处理部件获取所述Web应用的操作请求，并根据所述操作请求完成对Web数据库的操作；浏览器的事件处理部件根据Web数据库中完成的操作生成的数据库事件，所述数据库事件被所述Web应用所监听；在监听到有数据库事件生成时，所述Web应用从所述数据库事件的属性中获取数据库的变化的内容。使得Web应用可以在数据库事件的属性中获取到数据库变化，并完成相应的处理。
Patent WO-2013053318-A1 (WO)
Title: Multilayer composite ternary material, precursor thereof, and preparation method for the both
Inventor: ZHANG JUN
IPC: H01M4/48
Filed: 2012-10-10
Abstract: The present invention relates to the technical field of application of a lithium ion battery anode material. A multilayer composite ternary material precursor for a lithium ion battery anode material has the following molecular formula: Ni x Co y Mn 1-x-y (OH) 2 , 0.4<x<0.6 and 0.1<y<0.3; and adopts a core shell multilayer composite structure comprising a core part and a plurality of layers of shell parts sequentially covering the outer layer of the core part. The core part and the multilayer shell parts are respectively enriched in different ingredients so that function recombination and complementation of the core part and the multilayer shell parts are achieved. The core part has the molecular formula: (Ni a Co b Mn 1-a-b )(OH) 2 , 0.6≤a<1 and 0≤b≤0.2. The ternary material thereof is of a multistage core shell structure.
Patent WO-2014117349-A1 (WO)
Title: Sausage additive comprising cellulose ether and natural gums
Inventor: CAO KAI
IPC: A23L29/244
Filed: 2013-01-30
Abstract: An edible composition consisting of (a) natural gum comprising a polysaccharide hydrocolloid (a1) containing mannose repeating units; (b) carrageenan; (c) cellulose ether, and optionally (d) water, wherein the weight ratio of carrageenan (b) to polysaccharide hydrocolloid (a1) ranges from 0.4: 1 to 1.4: 1 and the weight ratio of cellulose ether (c) to polysaccharide hydrocolloid (a1) is at least 0.02:1; its use in an edible product; and the edible product, typically sausage, comprising the edible composition.
Patent WO-2014110863-A1 (WO)
Title: Application of silver and platinum nano-cluster in tumor targeted imaging
Inventor: WANG XUEMEI
IPC: A61K49/00
Filed: 2013-03-08
Abstract: An application of a silver and platinum nano-cluster in tumor targeted imaging comprises the steps of: establishing a nude mouse tumor model; locally injecting an ultrasonically dispersed silver or platinum nano-cluster into a nude mouse, or directly injecting a silver or platinum containing solution of 0.1 to 100 μmol/L into a nude mouse; and in 24 hours after injection, performing medical imaging on the tumor part of the nude mouse by using a medical imaging method, and performing qualitative and quantitative analysis on the imaging result.
Patent WO-2013159605-A1 (WO)
Title: 一种通信系统、装置和方法
Inventor: ZHANG JUAN
IPC: H04W28/24
Filed: 2013-03-12
Abstract: 本申请公开了一种通信系统、装置和方法，用以在本地网络中实现本地网关（LGW）和策略与计费规则功能（PCRF）的通信，以能够基于该系统实现动态策略控制与计费（PCC）分配，为用户终端（UE）请求的本地IP接入（LIPA）或选择的IP业务分流（SIPTO）承载动态分配PCC策略，满足不同的业务需求。该系统包括LGW和PCRF，还包括策略聚合管理网关（PAMGW）；所述PAMGW用于通过与所述LGW相连接的第一接口接收所述LGW的消息，通过与至少一个所述PCRF相连接的第二接口发送至所述PCRF，以及通过所述第二接口接收所述PCRF的消息，并通过所述第一接口发送至所述LGW。本申请同时公开了一种PCC管理系统及方法。
Patent WO-2014176802-A1 (WO)
Title: Blue-phase liquid crystal display panel and blue-phase liquid crystal display
Inventor: MA XIAOFENG
IPC: G02F1/1343
Filed: 2013-05-28
Abstract: A blue-phase liquid crystal display panel and a blue phase liquid crystal display, comprising: an upper substrate (1) and a lower substrate (2), wherein an upper electrode (4) is provided on the upper substrate (1), and a lower electrode (5) is provided on the lower substrate (2); and the upper electrode (4) and the lower electrode (5) are misaligned with each other. The blue-phase liquid crystal display panel further comprises: an upper prism film (6) which is arranged opposite to the aligningly joining direction on the upper substrate (1), and a lower prism film (7) which is arranged opposite to the aligningly joining direction on the lower substrate (2), wherein the lower prism film (7) is used for refracting light rays to be emitted into the lower substrate (2),so as to enable the refracted light rays to penetrate through blue phase liquid crystals (3) in a direction perpendicular to a tensile direction of the blue-phase liquid crystals (3); and the upper prism film (6) is used for refracting the light rays emitted out from the upper substrate (1), so as to enable the refracted light rays to emit out in a direction perpendicular to the upper substrate (1).