baber/WOPTO huggingface dataset:
Patent WO-2019062752-A1 (WO)
Title: Communication device single board and communication device
Inventor: XIAO CHENFEI
IPC: H05K7/02
Filed: 2018-09-26
Abstract: Provided are a communication device single board and a communication device. A connector of the communication device single board is provided with a fixing position (11) and a contact position (12), wherein the level of the fixing position (11) is different from that of the contact position (12); the fixing position (11) is used for fixedly connecting one end (21) at an inner side of a conductive elastic piece; an insulating coating is arranged at an outer side of the conductive elastic piece; and when the fixing position (11) fixedly connects the end (21) at the inner side of the conductive elastic piece, and a fitting gap between the connector of the communication device single board and a connector of a corresponding communication device is within a preset threshold value range, the other end (22) at the inner side of the conductive elastic piece is in contact with the contact position (12).
Patent WO-2020062128-A1 (WO)
Title: 移动终端的充电控制方法、充电控制装置
Inventor: TIAN CHEN
IPC: H02J7/04
Filed: 2018-09-29
Abstract: 本申请公开了一种移动终端的充电控制方法、充电控制装置，所述方法包括：进入恒流充电模式，并获取移动终端的电池的当前温度和当前电流；根据电池的当前温度和当前电流确定对应的浮压；以及获取电池的额定电压，并根据浮压和额定电压对电池进行充电。该方法根据浮压和额定电压对电池进行充电，可以提高恒流充电时间，减少恒压充电时间，有效提升了充电效率，且可以保证电池不过压损坏。
Patent WO-2019128400-A1 (WO)
Title: 控制智能眼镜拍摄视角移动的方法
Inventor: LIU TIANYI
IPC: H04N13/20
Filed: 2018-10-18
Abstract: 本发明实施例提供了一种控制智能眼镜拍摄视角移动的方法，该方法包括：在图像传感器的全部成像区域内裁切出一区域用于成像；获得用户眼球的初始位置信息，根据用户眼球的初始位置信息移动裁切区域至用户的目视位置；获得用户眼球的移动信息，根据用户眼球的移动信息控制裁切区域的移动。该方法可以使拍摄视角随着用户眼球的移动而移动，使得摄像头准确捕捉到人眼观察的事物，获得更加逼真的拍摄体验；且用户长时间使用智能眼镜拍摄视频时不易产生疲劳。
Patent WO-2020087203-A1 (WO)
Inventor: ZHANG XINZHOU
IPC: C08L67/04
Filed: 2018-10-29
Abstract: The invention relates novel polyglycolide copolymers comprising a colorant. The copolymers may have a weight-average molecular weight (Mw) in the range of 10, 000-1,000, 000, a ratio of a weight-average molecular weight to a number-average molecular weight (Mw/Mn) in the range of 1.0 to 4.0, and a yellowness index (YI) is the range of 40-90.The copolymers may have a melt index (MFR) in the range of 0.1 to 1000 g/10 min. The copolymers may have a stable yellowness index, good thermal stability and aging resistance. Also provided are a process for preparing the copolymers and a method for reducing yellowness index change rate of a polyglycolide copolymer.
Patent WO-2019091457-A1 (WO)
Inventor: ZHANG LIN
IPC: A61P7/04
Filed: 2018-11-09
Abstract: L'invention concerne une séquence régulatrice permettant d'améliorer l'expression spécifique d'un gène aval dans des cellules hépatiques. La séquence régulatrice comprend des séquences régulatrices d'albumine et de transthyrétine, et peut spécifiquement exprimer un gène thérapeutique dans des cellules hépatiques.
Patent WO-2019105484-A1 (WO)
Inventor: SHEN HAIHUA
IPC: H04B7/0413
Filed: 2018-12-03
Abstract: La présente invention concerne un procédé et un dispositif de transmission de données. Le procédé comporte les étapes suivantes: un dispositif de réseau détermine une pluralité de matrices de précodage utilisées par un dispositif terminal pour émettre des données de liaison montante sur une pluralité de sous-bandes, la pluralité de sous-bandes et la pluralité de matrices de précodage présentant une corrélation biunivoque, le dispositif terminal étant un dispositif quelconque parmi une pluralité de dispositifs terminaux effectuant une transmission MIMO; le dispositif de réseau effectue un traitement de compression de la pluralité de matrices de précodage, pour acquérir des informations de matrices de précodage compressées; et le dispositif de réseau envoie les informations de matrices de précodage au dispositif terminal. Le dispositif terminal selon les modes de réalisation la présente invention peut utiliser une matrice de précodage plus exacte pour effectuer un codage MIMO de liaison montante, améliorant ainsi les performances du système.
Patent WO-2020113396-A1 (WO)
Title: Optical lens and manufacturing method therefor, fingerprint recognition module, and mobile terminal
Inventor: Leng Hanjian
IPC: G06K9/00
Filed: 2018-12-04
Abstract: An optical lens (1), a fingerprint recognition module (4), a mobile terminal, and a manufacturing method for the optical lens (1). The optical lens (1) is arranged in the fingerprint recognition module (4) on the side of a screen (5), and the optical lens (1) is located on an optical path of a fingerprint image reflected by a reflector (2). The optical lens (1) comprises a light-shielding member (11), and the light-shielding member (11) is provided with at least one light-transmitting hole (111) for imaging. The optical lens (1) can be applied to an ordinary liquid crystal display screen, such that the ordinary liquid crystal display screen can make use of under-screen optical fingerprint technology.
Patent WO-2019128654-A1 (WO)
Title: 天线及无线移动终端
Inventor: HUANG HUANCHU
IPC: H01Q19/17
Filed: 2018-12-05
Abstract: 本公开提供一种天线及无线移动终端。本公开的天线包括：第一天线，第一天线工作在第一毫米波频段；第二天线，第二天线位于第一天线的第一侧，第二天线工作在第二毫米波频段，第二毫米波频段内的频率大于第一毫米波频段内的频率；金属面，金属面设置于第一天线的远离第二天线一侧的第二侧，金属面包括至少一个弯曲边缘，至少一个弯曲边缘朝背离第一天线所在的方向弯曲，第一天线位于第二天线和弯曲边缘之间。
Patent WO-2019114806-A1 (WO)
Title: 蒸镀载板及蒸镀装置
Inventor: LIU XIAONAN
IPC: C23C14/50
Filed: 2018-12-14
Abstract: 一种蒸镀载板（01），该蒸镀载板（01）配置为承载待蒸镀基板（30），所述待蒸镀基板（30）包括多个子蒸镀基板（301），所述蒸镀载板（01）包括：底板（10）和分离设置在所述底板上的多个支撑块（40），一个所述支撑块（40）对应一个所述子蒸镀基板（301），每个所述支撑块（40）在对应的所述待蒸镀基板（30）上的正投影与对应的所述子蒸镀基板（301）的显示区域重叠，且重叠面积大于对应的所述子蒸镀基板（301）的显示区域面积的1/3，小于对应的所述子蒸镀基板（301）的总面积。
Patent WO-2020124415-A1 (WO)
Inventor: LEI XIAOHUA
IPC: H01L51/00
Filed: 2018-12-19
Abstract: 本申请提供一种柔性面板及柔性面板制作方法，所述柔性面板(100)包括基材(10)和电子器件(20)，基材(10)包括用于和功能元件连接的绑定区(11)，所述基材(10)设有强化所述绑定区(11)的支撑强度的硬质部(12)，所述电子器件(20)固定于所述基材(10)，所述电子器件(20)与延伸至所述绑定区(11)的导线(30)连接。通过在基材(10)设有硬质部(12)，硬质部(12)对绑定区(11)提供应力补强，使得绑定区(11)不易产生变形，防止电子器件(20)与功能元件连接失效，提高了柔性面板(100)的功能稳定性。
Patent WO-2020077882-A1 (WO)
Title: Binder used for sand casting 3d printing and preparation method therefor
Inventor: TAN RUI
IPC: C08L61/14
Filed: 2019-08-27
Abstract: The purpose of the present invention is to provide a binder used for sand casting 3D printing and a preparation method therefor, the binding used for sand casting 3D printing being composed of the following components in part by weight: 50-100 parts of phenolic compounds, 10-50 parts of aldehydes, 800-1000 parts of furfuryl alcohol, 15-50 parts of modifier, 1-10 parts of catalyst, and 3-5 parts of coupling agent. The present binder has low viscosity and high purity, meeting the requirements of 3D printing devices for the physical and chemical properties of binders and also meeting production application requirements for aspects of casting process performance such as binding strength, curing speed, and sand casting gas generation volume.
Patent WO-2020142982-A1 (WO)
Title: Reuse of control resources for data transmission
Inventor: FAN DONGSHENG
IPC: H04W72/04
Filed: 2019-01-10
Abstract: Example embodiments of the present disclosure relate to a device, method, apparatus and computer readable storage medium for reusing control resources for data transmission. In example embodiments, if downlink data is to be transmitted to a terminal device, a network device determines a control resource set associated with the terminal device in a control resource region. The network device selects, from the control resource set, localized control resources for control information associated with the downlink data, and selects data resources for the downlink data in the control resource region and a data resource region. The network device transmits the control information to the terminal device by using the localized control resources, and transmits the downlink data to the terminal device by using the data resources.
Patent WO-2020062725-A1 (WO)
Inventor: CAI YUNFENG
IPC: B61D3/00
Filed: 2019-01-16
Abstract: L'invention concerne un wagon plat motorisé pour conteneurs et un procédé de fonctionnement. Le wagon plat motorisé comprend une structure de châssis avec un mécanisme de déplacement prévu au fond de celle-ci et des crochets automatiques prévus aux deux extrémités de la structure de châssis ; et le wagon plat motorisé comprend en outre un système de commande embarqué (1), un système de commande de crochet automatique (2), un système d'alimentation et de traction (3), un système de freinage (4) et un système de positionnement (5) qui sont situés sur la structure de châssis ; le système de commande embarqué (1) est en liaison de communication avec le système de commande de crochet automatique (2), le système d'alimentation et de traction (3), le système de freinage (4) et le système de positionnement (5) et est utilisé pour acquérir des informations concernant l'état des systèmes et envoyer des instructions de fonctionnement aux systèmes. L'invention concerne en outre un procédé de fonctionnement du wagon plat motorisé pour conteneurs. Le wagon plat motorisé pour conteneurs en lui-même comprend un module d'alimentation pour réaliser un fonctionnement auto-propulsé, qui est apte à réaliser une commande automatique, à améliorer l'efficacité, à réaliser une circulation de wagon isolé, une circulation de multiples unités et une circulation de train de wagons plats motorisés, ayant des modes de fonctionnement variables et une bonne adaptabilité.
Patent WO-2019165954-A1 (WO)
Inventor: YANG YI
IPC: H04L7/00
Filed: 2019-02-26
Abstract: A data bit width conversion method and device, and a computer-readable storage medium. The method comprises: generating, according to parallel data conversion information, control information of data bit width conversion; and performing, based on the control information, parallel data bit width conversion, a cross-clock-domain operation and cross-clock anti-jitter processing. According to the embodiments of the present invention, the matching of a parallel data bit width between a PCS/FEC and Serdes of various interface protocols can be realized.
Patent WO-2020177155-A1 (WO)
Title: Collapsible packing box
Inventor: ZHU XIAOFENG
IPC: B65D21/08
Filed: 2019-03-15
Abstract: Provided is a collapsible packing box, comprising a packaging apparatus (100); the left side of the packaging apparatus (100) is connected to a folding apparatus (101) and a manual apparatus (102); the packaging apparatus (100) comprises a lower box body (11); the lower box body (11) is internally provided with a leftward-opening connection slot (15) running vertically therethrough; the lower box body (11) is internally provided with a screw cavity (14) running vertically therethrough; the lower box body (11) is internally provided with an upward-opening lower box cavity (12); the upper side of the lower box body (11) is slidingly provided with an upper box body (25); the upper box body (25) abuts against the folding apparatus (101); the left side of the upper box body (25) is internally provided with a threaded hole (26) running vertically therethrough; the upper box body (25) is internally provided with a downward-opening upper box cavity (27) directly facing the lower box cavity (12); a roller blind (30) is pulled out while sliding the upper box body (25) upward, at which time an item can be placed between the front and rear sides of the lower box cavity (12) and the upper box cavity (27). The collapsible packing box can be used for packing a large quantity of items, the items are quickly accessible, and the box can be folded and stowed when not in use, such that it is convenient to carry.
Patent WO-2019242359-A1 (WO)
Title: 文件处理的方法及装置
Inventor: WANG YUPO
IPC: G06F17/27
Filed: 2019-03-22
Abstract: 一种文件处理的方法和装置，根据该方法，通过起始文件块获取行容量，再根据预设分片行数和行容量确定分界文件块，通过下载分界文件块获取其中的行分隔符，从而至少基于该行分隔符得到对应分片文件的索引数据，用于解析设备根据该索引数据从云存储服务器解析该分片文件，如此提高文件处理的有效性。
Patent WO-2020191538-A1 (WO)
Inventor: YANG WEI
IPC: G09G3/32
Filed: 2019-03-22
Abstract: A smart wireless LED control system, comprising a main control unit, wherein a big-screen display screen wireless central controller is disposed at the upper end of the main control unit, and a controller A, a controller B and a controller C are disposed at the upper end of the big-screen display screen wireless central controller. The smart wireless LED control system is capable of implementing wireless long-distance transmission and solving the network cable connection problem from a video input terminal to a display terminal of an LED display screen to achieve efficient and stable video image transmission; by means of a disposed transmission channel, the present system is capable of implementing wireless docking, real-time frequency conversion, freely selecting a high speed transmission channel and stably transmitting a signal at the video terminal to receiving cards, and implementing a multi-path alternating current frequency function to solve the problem of disconnection due to network congestion, thereby providing customers with a practical and stable smart wireless LED control system and better usage prospects.
Patent WO-2020198988-A1 (WO)
Inventor: SHI CONG
IPC: H04W74/08
Filed: 2019-03-29
Abstract: Disclosed by the present invention is a random access method, comprising: detecting a first physical downlink control channel (PDCCH) within a first time window, and detecting a second PDCCH within a second time window; and on the basis of detection results of the first PDCCH and the second PDCCH, determining information that is transmitted to a network device. Further disclosed by the present invention are another random access method, an electronic device and a storage medium.
Patent WO-2020151123-A1 (WO)
Inventor: WANG WEI
IPC: H01L27/32
Filed: 2019-04-29
Abstract: 一种有机发光二极管柔性阵列基板，包括显示区（100）、相邻于所述显示区（100）的弯折区（200）、以及堆叠设置的柔性基板（10）、阻隔层（20）、缓冲层（30）、多晶硅层（40）、第一绝缘层（51），设置在所述缓冲层（30）上且覆盖所述多晶硅层（40）、第一金属层（GE）、第二金属层（SD1）、以及第三金属层（SD2）。所述第二金属层（SD1）在所述弯折区（200）中的部分形成有多个弯折讯号线（W2）。所述第三金属层（SD2）在所述弯折区（200）中的部分形成有多个弯折讯号线（W2）。所述第二金属层（SD1）以及第三金属层（SD2）的双重弯折讯号线可大幅提升弯折区（200）内讯号线（W2）的可靠性与寿命。
Patent WO-2020024666-A1 (WO)
Title: Antenna system and mobile terminal
Inventor: CHAN YUN GHIT
IPC: H01Q1/24
Filed: 2019-05-21
Abstract: The present invention provides an antenna system, comprising a dual-frequency antenna. The present invention further provides a mobile terminal comprising the antenna system, the mobile terminal comprising a metal housing, a printed circuit board and a liquid crystal screen component which are provided in sequence. The metal housing comprises an end portion and a first notch adjacent to the end portion, a semi-closed notch is provided at a position on the printed circuit board corresponding to the first notch, the dual-frequency antenna is provided in the semi-closed notch, and the dual-frequency antenna is fixed to the semi-closed notch by means of a plastic filler and is aligned with the first notch of the metal housing, solving the problem that the antenna radiation cannot be performed or a radiation signal is weak due to the metal housing, achieving a greater degree of radiation. The plastic filler comprises an ABS resin or a PC-ABS resin, enhancing the impact resistance, heat resistance and low temperature resistance of the antenna.
Patent WO-2019233468-A1 (WO)
Title: Liquid supply device and electronic cigarette
Inventor: QIU WEIHUA
IPC: A24F47/00
Filed: 2019-06-06
Abstract: Disclosed by the utility model is a liquid supply device, which comprises a liquid storage member, a communication member, a pressurization mechanism and a nicotine liquid passage. The liquid storage member is provided with a liquid storage chamber, and the liquid storage member is connected to the communication member; the communication member is provided with a pressure passage communicating with the liquid storage chamber, and the communication member is respectively provided with a first connecting portion and a second connecting portion, wherein the second connecting portion is in communication with the pressure passage, and the pressurization mechanism is in communication with the second connecting portion; one end of the nicotine liquid passage extends into the liquid storage chamber and communicates with the liquid storage chamber, and the other end of the nicotine liquid passage passes through the pressure passage and the first connecting portion successively and then protrudes out of the communication member. When the pressurization mechanism pressurizes the liquid storage chamber by means of the pressure passage, nicotine liquid in the liquid storage chamber enters the nicotine liquid passage under the action of pressure. In the liquid supply device of the utility model, the liquid storage chamber is independently disposed outside the atomizer, and the on-demand supply function of the nicotine liquid is realized. Further disclosed by the utility model is an electronic cigarette with the liquid supply device.
Patent WO-2020001316-A1 (WO)
Title: Système d'essuie-glace et véhicule automobile comprenant le système d'essuie-glace
Inventor: MENEGUZ RAPHAEL
IPC: B60S1/48
Filed: 2019-06-18
Abstract: L'invention concerne un système d'essuie-glace pour un véhicule automobile et un véhicule automobile comprenant un système d'essuie-glace comprenant : un moyen d'essuie-glace (11) conçu pour essuyer un pare-brise (121) du véhicule automobile, un premier système de lavage et un second système de lavage conçus pour pulvériser un agent de lavage, une pompe bidirectionnelle (13) conçue pour pomper l'agent de lavage vers le premier système de lavage lors de la rotation dans une première direction et pour pomper l'agent de lavage vers le second système de lavage lors de la rotation dans une seconde direction, un module de puissance de lavage (15) conçu pour appliquer sélectivement une tension positive ou une tension négative à la pompe bidirectionnelle (13) de sorte que la pompe bidirectionnelle (13) tourne dans la première direction ou dans la seconde direction respectivement, un module d'interrupteur de lavage (17) connecté en série au module de puissance de lave-glace (15) et à la pompe bidirectionnelle (13) et conçu pour s'ouvrir ou se fermer en fonction de la position angulaire du moyen d'essuie-glace (11) de sorte que le premier système de lavage pulvérise ou arrête la pulvérisation de l'agent de lavage et un module d'interrupteur de déclenchement (18) connecté en parallèle au module d'interrupteur de lavage (17) et conçu pour être éteint ou allumé lorsqu'il est déclenché par un signal.
Patent WO-2020252671-A1 (WO)
Inventor: MAO ZHENGTAO
IPC: B60L53/66
Filed: 2019-06-18
Abstract: Disclosed is a wireless charging control system for an electric vehicle, comprising an electric vehicle, a bearing device, and a charging pile. The electric vehicle is located on the bearing device; the bearing device is located on the left side of the charging pile; a weight sensor is provided on one side of the bearing device; the weight sensor and the bearing device are fixedly connected in an embedded manner; a controller is provided in the charging pile; a high-definition display screen is provided above the controller; a data collector is provided below the controller; an alarm is provided below the data collector; and the weight sensor, the controller, and the alarm are connected by wires. By the addition of the weight sensor, relevant data can be obtained when the electric vehicle moves onto the bearing device and transmitted to the data collector to perform analysis, and then transmitted to the controller upon completion of the analysis. When the electric vehicle is overweight, the controller can make the alarm sound an alarm, so that the safety is improved, and the service life is prolonged.
Patent WO-2021003641-A1 (WO)
Title: 电子烟及其气流开关支架、气流开关组件及供电装置
Inventor: ZHOU BO
IPC: A24F47/00
Filed: 2019-07-08
Abstract: 一种电子烟及其气流开关支架、气流开关组件及供电装置，气流开关支架包括基座（10），基座（10）的底面设有用于容置气流开关的凹槽（101）；凹槽（101）自基座（10）的底面向基座（10）的顶面方向延伸，使基座（10）的顶面形成有一密封在凹槽（101）上的薄壁层（102）；薄壁层（102）在气流经过时可发生形变，使凹槽（101）和气流开关之间的空间产生负压进而控制气流开关的启闭。以薄壁层（101）代替通孔的设置，使气流开关支架形成为封闭式的支架，电子烟中薄壁层（102）可以在气流经过时发生形变，从而控制气流开关的启闭，可以有效防止烟液泄漏到气流开关上或污染转接板、电池，有效增加电子烟寿命和安全性能。
Patent WO-2020119105-A1 (WO)
Inventor: HUANG YUE
IPC: G06Q40/08
Filed: 2019-07-10
Abstract: 一种基于大数据的支付超量识别方法、设备、存储介质及装置，该方法包括：获取患者的抗排异支付数据，对所述抗排异支付数据进行标准化处理，获得标准化支付数据（S10），根据所述标准化支付数据统计所述患者的周期性支付费用（S20），通过预设基于单元的孤立点检测算法判断所述周期性支付费用是否超过第一预设阈值（S30）。
Patent WO-2021012120-A1 (WO)
Title: 终端的调度方法、设备及存储介质
Inventor: SHEN JIA
IPC: H04W72/08
Filed: 2019-07-19
Abstract: 本申请实施例提供一种终端的调度方法、设备及存储介质，包括：终端接收调度设备发送的一条控制信息，控制信息中包括多个时频资源信息，终端从多个时频资源信息所指示的多个时频资源中确定一个时频资源作为终端的传输资源，根据传输资源发送或接收数据。其中，该控制信息指示的多个时频资源能够被多个终端使用，从而使得调度设备通过一条控制信息，能够调度多个终端，节省了发送控制信令的开销，并且通过一条控制消息能够为不同终端调度不同的传输资源。
Patent WO-2020029972-A1 (WO)
Inventor: CUI PENG
IPC: G01N33/68
Filed: 2019-08-06
Abstract: La présente invention concerne le domaine du diagnostic médical, et concerne spécifiquement un peptide synthétique pour détecter le VIH-1. Le peptide synthétique est obtenu à partir de la mutation de la séquence d'acides aminés telle que représentée dans SEQ ID NO : 1. Le peptide synthétique peut mieux détecter des anticorps anti-VIH-1, et peut mieux éviter les résultats "faux négatifs" et "faux positifs".
Patent WO-2020042935-A1 (WO)
Inventor: ZHU XINGLIANG
IPC: B02C1/00
Filed: 2019-08-16
Abstract: A movable jaw support mechanism and a jaw crusher. The movable jaw support mechanism comprises a stand (1), an eccentric shaft (2) stretching over the stand (1), and a movable jaw (3) pivotally connected to the eccentric shaft (2). The eccentric shaft (2) comprises a connection section (21) and eccentric sections (22), support sections (23), locking sections (24) and transmission sections (25) that are sequentially and symmetrically connected to either end of the connection section (21). Two support parts are symmetrically provided on the stand (1). The support section (23) on each side stretches over the support parts by means of two stand bearings (61). The eccentric section (22) on each side is provided with two movable jaw bearing (71) for mounting the movable jaw (3). Therefore, the bending torsion received by the eccentric shaft (2) can be effectively dispersed, thereby improving the bending prevention capability of the eccentric shaft (2).
Patent WO-2020211268-A1 (WO)
Title: Single-well drainage-production device and method for double-layer superposed coal bed gas system
Inventor: WU CAIFANG
IPC: E21B43/14
Filed: 2019-09-10
Abstract: Disclosed are a single-well drainage-production device and method for a double-layer superposed coal bed gas system. The device comprises an upper-layer coal bed gas system extraction end (20), a lower-layer coal bed gas system extraction end (21) and a ground drive device (1), wherein an outer sleeve (10) is arranged inside a coal bed gas well, the upper-layer coal bed gas system extraction end (20) and the lower-layer coal bed gas system extraction end (21) are both arranged inside the outer sleeve (10), and an inner sleeve (9) is sleeved on an inner wall of one side of the outer sleeve (10); a pump hanging system (22) is arranged inside the inner sleeve (9), a pump hanging system (22) is also arranged in an annular space between the inner sleeve (9) and the outer sleeve (10), and both pump hanging systems (22) are connected to the ground drive device (1); and the inner sleeve (9) and the pump hanging system (22) constitute the lower-layer coal bed gas system extraction end (21), and the annular space of the inner sleeve (9) and the outer sleeve (10) and the pump hanging system (22) constitute the upper-layer coal bed gas system extraction end (20). According to the device, two independent drainage-production spaces can be respectively formed in a single shaft, such that inter-system interference during drainage-production can be prevented, and the cost can also be reduced.