baber/WOPTO huggingface dataset:
Patent WO-2020125669-A1 (WO)
Title: Analog switch circuit and charge pump circuit
Inventor: HE JUN
IPC: H03K17/687
Filed: 2019-12-18
Abstract: Disclosed is an analog switch circuit, comprising a switch tube (Q), a control circuit (100), a first pull-down circuit (300), and a charge pump circuit (200). When an enable signal (PD) is a turn-off signal, the potential at a second terminal of the first pull-down circuit (300) is a ground level, and the potential at the output terminal of the control circuit (100) is a lower value between the ground level and the voltage value of a signal received by the input terminal of an analog switch, and the potential at a first output terminal of the charge pump circuit (200) is pulled down to a lower value to turn off the switch tube (Q); when the enable signal (PD) is a turn-on signal, the potential at the output terminal of the control circuit (100) is equal to the voltage value of the signal received by the input terminal of the analog switch, the charge pump circuit (200) works normally, and the potential at the first output terminal is equal to the sum of the voltage value of the signal received at the input terminal of the analog switch and a preset voltage, the switch (Q) is then turned on. A negative voltage signal can be conducted without a Zener diode (Z), thereby avoiding the problem of high process requirements in the prior art.
Patent WO-2020135273-A1 (WO)
Inventor: WANG TING
IPC: H04W52/14
Filed: 2019-12-20
Abstract: 一种功率控制方法及装置，该方法包括：确定上行传输与旁链路传输的优先级；其中，所述上行传输用于所述第一终端设备与网络设备传输上行信息，所述旁链路传输用于所述第一终端设备与第二终端设备传输旁链路信息；在一个调度时间单元内，在旁链路信息中，确定与上行信息存在时域重叠的目标信息；根据上行传输与旁链路传输的优先级以及目标信息，确定上行信息与目标信息的发射功率；根据所述上行信息的发射功率，发送所述上行信息；和/或，根据所述目标信息的发射功率，发送所述目标信息。采用本申请实施例的方法及装置，可实现对终端设备的功率控制。
Patent WO-2020192204-A1 (WO)
Inventor: WANG XIANGYUN
IPC: B01D53/78
Filed: 2019-12-23
Abstract: Disclosed is a method for removing carbon dioxide from a reaction gas, comprising: S1. performing heat treatment by conducting heat exchange between the reaction gas and a washing water, and obtaining a gas stream III; S2. removing carbon dioxide from the gas stream III obtained in step S1 by means of a decarbonizing fluid to obtain a gas stream IV; and S3. cooling the gas stream IV to obtain a purified gas having carbon dioxide removed therefrom, in which the washing water is first cooled by a cooling device and used to conduct heat exchange on the gas stream IV, heating the gas stream IV via heat exchange with the decarbonizing fluid, and finally using the gas stream IV to heat the reaction gas, and then returning the same to the cooling device to undergo a cooling cycle. The present invention fully utilizes the available heat in each part of the carbon dioxide removal system to reduce external heat exchange, and thereby significantly reduces the carbon dioxide content in the gas returned to the reactor, and also greatly reduces the steam consumption during the regeneration of the rich decarbonizing fluid. Also disclosed is a system for removing carbon dioxide from the reaction gas and an application thereof.
Patent WO-2021128355-A1 (WO)
Title: 横向扩散金属氧化物半导体晶体管及制造方法
Inventor: YAN JINHUI
IPC: H01L29/78
Filed: 2019-12-27
Abstract: 本申请实施例公开了一种横向扩散金属氧化物半导体晶体管及制造方法，该横向扩散金属氧化物半导体晶体管包括：衬底，该衬底包括沿第一方向设置，且表面位于该衬底的第一表面内的源区、体区、漂移区、漏区，其中，该第一方向为平行于该衬底第一表面的方向；第一调制栅极，靠近该体区设置；钝化层，靠近该漂移区设置；该钝化层包括：沿该第一方向交替设置的第一绝缘介质和第二绝缘介质；该第二绝缘介质的介电常数和该第一绝缘介质的介电常数不同。由此，将介电常数不同的第一绝缘介质和第二绝缘介质交替设置，可以避免在第一绝缘介质或第二绝缘介质上形成额外电流，使得钝化层更耐击穿，提升了横向扩散金属氧化物半导体晶体管的抗击穿性能。
Patent WO-2021134320-A1 (WO)
Title: Vibration motor
Inventor: LING FANGHUA
IPC: H02K33/02
Filed: 2019-12-30
Abstract: Provided by the present utility model is a vibration motor. The vibration motor comprises a housing, a vibrator assembly and a restoring member, the housing is provided with an accommodating space, and the vibrator assembly and the restoring member are installed in the accommodating space. The vibrator assembly is used to reciprocate in the accommodating space after being powered on to as to strike the housing. The restoring member is connected to the housing, the restoring member is installed on the outer side of the vibrator assembly, and two end parts of the restoring member are provided on two sides of the vibrator assembly respectively, and are in contact with the vibrator assembly so as to form a restoring force between the restoring member and the vibrator assembly after the vibrator assembly is powered off, and the restoring force is used to reset the vibrator assembly. In the vibration motor provided by the present utility model, the existing solution in which the number of springs is generally an even number is replaced by one spring, which reduces the number of springs, and at the same time, also reduces the number of protection plates, thereby simplifying the assembly process.
Patent WO-2020192232-A1 (WO)
Inventor: GUAN MIN
IPC: A61P19/08
Filed: 2019-12-31
Abstract: 提供一种破骨细胞形成和/或活化抑制剂和药物的应用，还提供一种含有有效剂量的穿心莲内酯的药物以及一种抑制破骨细胞形成的方法、抑制ERRa/PGC1-β诱导的GLS启动子活性的方法。所述穿心莲内酯能够抑制破骨细胞形成和其活化，能改善骨量丢失情况，最终起到防治骨质疏松等骨丢失疾病的作用。另外，由于穿心莲内酯是天然物质，疗效好、毒副作用小。
Patent WO-2020143540-A1 (WO)
Title: Heat exchanger and air conditioner
Inventor: WANG FEI
IPC: F25B41/40
Filed: 2020-01-03
Abstract: A heat exchanger and an air conditioner, the heat exchanger comprising a heat exchange pipe group (1), a supercooling pipe group (2), a supercooling bypass pipe (3), a first one-way valve (4), a second one-way valve (5) and a third one-way valve (6), wherein a first end of the supercooling bypass pipe (3) is connected to a parallel branch between a first diverter (7) and the supercooling pipe group (2), and a second end is connected to a pipe section at one side of a second diverter (8) of a main pipeline; the first one-way valve (4) is provided on the supercooling bypass pipe (3); the second one-way valve (5) is provided on a pipe section between the first diverter (7) of the parallel branch and the first end of the supercooling bypass pipe (3); and the third one-way valve (6) is provided on a pipe section between the second diverter (8) of the main pipeline and the second end of the supercooling bypass pipe (3). The advantageous effect of the present invention is that when the heat exchanger performs a heating operation, the one-way valves are used to divide the heat exchanger, which may reduce the degree of complexity of the system and reduce system pressure loss caused by the supercooling pipe group during heating, thereby improving the heat exchange efficiency of the system.
Patent WO-2020143661-A1 (WO)
Inventor: QU XIN
IPC: H04L1/16
Filed: 2020-01-08
Abstract: An HARQ feedback method and device for multicast communication, a storage medium, and a terminal. The method comprises: in response to a failure to encode sidelink control information, listening to HARQ feedback information of other UEs in a group; determining, according to the HARQ feedback information of the other UEs in the group, whether or not HARQ-NACK feedback information or data request information needs to be sent; and if so, sending the HARQ-NACK feedback information or the data request information over a preset resource. The solution provided by the present invention can effectively improve communication reliability.
Patent WO-2021138859-A1 (WO)
Title: Versatile manipulator using variable-frequency electromagnetic control technology
Inventor: GENG JUN
IPC: B25J15/08
Filed: 2020-01-09
Abstract: A versatile manipulator using variable-frequency electromagnetic control technology, comprising a claw arm mounting sleeve (1), the claw arm mounting sleeve (1) being provided therein with three or more grabbing claws (2). Each grabbing claw (2) is respectively movably connected to the inner wall of the claw arm mounting sleeve (1) by means of a rotary shaft (21), a power arm of each grabbing claw (2) is provided within the claw arm mounting sleeve (1), and a claw reset spring (22) is further provided between each grabbing claw (2) and the claw arm mounting sleeve (1). An electromagnetic coil (3) is fixedly mounted outside the claw arm mounting sleeve (1) and is used for magnetizing the claw arm mounting sleeve (1) and then making the power arm of each grabbing claw (2) move around with the corresponding rotary shaft (21) as a fulcrum under a magnetic force. The manipulator has a small volume, a simple structure and is flexible in use, and can effectively solve the current problem that special insertion members cannot be clamped in the production of PCBs of electronic products.
Patent WO-2020215839-A1 (WO)
Inventor: ZHAO JINYANG
IPC: H01L21/288
Filed: 2020-01-14
Abstract: A copper-based ink, comprising the following ingredients: 5% to 35% copper formate or copper formate tetrahydrate; 0.5% to 20% of a complexing agent; 2% to 60% copper nanoparticles; and the remaining amount being a solvent. The preparation method comprises: S11) dissolving the complexing agent in the solvent, and agitating for 10 minutes to 30 minutes to obtain a first solution; S12) adding copper formate or copper formate tetrahydrate powder into the first solution, and agitating for 1 hour to obtain a second solution; and S13) adding the copper nanoparticles into the second solution to obtain a copper-based ink. A method for using said copper-based ink to prepare an electrode, comprising: spin coating the copper-based ink solution onto a substrate to form a first film layer; heating the substrate, maintaining the temperature between 60° and 70°; and focusing a pulsed laser on the first film layer on the substrate so as to cause the copper nanoparticles in the copper-based ink to melt and then re-solidify to form an electrode.
Patent WO-2020156257-A1 (WO)
Inventor: LIU WENQU
IPC: G06K9/00
Filed: 2020-01-17
Abstract: 一种指纹识别模组及其制作方法和电子装置。该指纹识别模组包括基板、压电材料层、辅助结构和多个第一驱动电极；压电材料层位于基板上，辅助结构至少部分位于基板上，多个第一驱动电极位于压电材料和辅助结构远离基板的一侧；各第一驱动电极沿第一方向延伸并超过压电材料层在第一方向上的第一边缘，多个第一驱动电极沿第二方向间隔设置，辅助结构至少与第一边缘接触设置，辅助结构包括斜坡部，在从第一边缘到远离压电材料层的中心的方向上，斜坡部在垂直于功能基板的方向上的厚度逐渐减小。该指纹识别模组在压电材料层上形成多个第一驱动电极的过程中可避免产生断线和导电材料残留等问题，从而可提高产品的良率。
Patent WO-2021093173-A1 (WO)
Title: Method for slice specific information
Inventor: GAO YUAN
IPC: H04W48/20
Filed: 2020-01-20
Abstract: Method, systems and devices for slice specific and/or access category specific information. The present disclosure provides wireless communication method for use in a wireless terminal and the wireless communication method comprises receiving, from a wireless network node, cell selection information associated with at least one network slice or with at least one access category, and selecting a cell based on the cell selection information.
Patent WO-2020156471-A1 (WO)
Title: 信号传输方法及装置
Inventor: JIA QIONG
IPC: H04W72/04
Filed: 2020-01-22
Abstract: 本申请提供了一种信号传输方法及装置，涉及通信技术领域。在该方法中，网络设备通过第一指示信息向终端指示上行传输资源，终端根据第一指示信息指示的上行传输资源传输PUCCH和第一信号。其中，上行传输资源位于非授权频段，第一信号包括PUSCH，SRS和PRACH中的一种或多种信号。该情况下，若PUCCH传输所需的资源少于非授权频段中的一个interlace中所包含的资源，则该interlace中剩余的资源可以用于第一信号的传输。可以避免为终端的PUCCH分配一整个interlace所造成的资源浪费，提高资源利用率。
Patent WO-2020181944-A1 (WO)
Title: Suture anchor assembly
Inventor: FANG MING
IPC: A61F2/00
Filed: 2020-02-11
Abstract: The present invention provides a suture anchor assembly, comprising: an anchor sleeve provided with an axial hole and an external thread so as to be implanted into a human body; and a clamping part at least partially provided in the axial hole and provided with multiple chucks, and gaps being formed between at least two chucks and used for placing sutures, wherein at least part of a hole wall of the axial hole is in interference fit with the clamping part when the clamping part extends into the anchor sleeve, and the gaps among the multiple chucks shrink to clamp the sutures in the gaps. By means of the technical solutions of the present invention, two ends of the sutures are simultaneously clamped into a pressurizing device, a problem that the sutures are cut and damaged by an external thread of the anchor sleeve caused by too tightly pulling is avoided, and knotting is not needed; in addition, by adjusting the implanting depth of the anchor sleeve, the tensile force of the sutures can be adjusted, the sutures are prevented from being too loose or too tight, operation difficulty is lowered, and the efficiency and safety of an operation are promoted.
Patent WO-2020220812-A1 (WO)
Inventor: CHENG HONGFEI
IPC: G09G3/36
Filed: 2020-02-27
Abstract: A shift register circuit and a driving method therefor, a gate driving circuit, and a display device. The shift register circuit (100) comprises: an input circuit (110) which is connected to an input end, a first clock end, a first reference voltage end, a first node and a second node and configured to control, in response to a first clock signal from the first clock end, turning on and turning off of the input end and the first node and turning on and turning off of a first reference voltage end and the second node, and control, in response to a potential of the first node, turning on and turning off of the first clock end and the second node ; a first control circuit (120) connected to the first node, the input end, a second clock end, the first reference voltage end and a third node, and configured to control turning on and turning off of the first node and the third node in response to an input signal from the input end and a second clock signal from the second clock end; a second control circuit (130) electrically connected to the second node, the second clock end, a second reference voltage end and the first node, and configured to control turning on and turning off of the second reference voltage end and the first node in response to the potential of the second node and the second clock signal; a third control circuit (140) connected to the first node, the second node, the second reference voltage end, the second clock end, and a fourth node, and configured to control turning on and turning off of the second reference voltage end and the fourth node in response to the potential of the first node, and control turning on and turning off of the second clock end and the fourth node in response to the potential of the second node and the second clock signal; and an output circuit (150) which is connected to the second reference voltage end, the third node, the fourth node and an output end, and configured to control, in response to the potential of the third node, turning on and turning off of the first reference voltage end and the output end, and control, in response to the potential of the fourth node, turning on and turning off of the second reference voltage end and the output end.
Patent WO-2021174565-A1 (WO)
Inventor: GU JIANZHONG
IPC: H03F3/189
Filed: 2020-03-10
Abstract: Disclosed is a balanced amplifier. The balanced amplifier comprises an input switch, wherein at least one radio-frequency signal is coupled to the input switch; first and second branches, wherein the first and second branches are respectively connected to the input switch and are respectively used for amplifying one of the at least one radio-frequency signal; and an output switch, wherein the output switch is respectively connected to the first and second branches, and respectively outputs the at least one amplified radio-frequency signal to at least one radio-frequency antenna. Further disclosed is a power amplification method for a radio-frequency signal. The method comprises: inputting at least one radio-frequency signal into an input switch, and outputting the at least one radio-frequency signal to a first or second branch by means of the input switch, wherein the first and/or second circuit is respectively used for amplifying one of the at least one radio-frequency signal; and respectively outputting the amplified at least one radio-frequency signal to at least one radio-frequency antenna by means of the output switch.
Patent WO-2020187110-A1 (WO)
Inventor: ZHANG LUQI
IPC: H01P5/18
Filed: 2020-03-11
Abstract: 本发明提供一种介质传输线耦合器，包括电路板、微带线、金属连接头以及耦合部，电路板包括绝缘的表面，耦合部包括金属基座及多个谐振点的谐振体，金属基座装于表面上，并包括谐振腔及连通谐振腔和金属基座外部的通道，谐振体位于谐振腔内固定于表面上,谐振体和谐振腔均为中心对称结构且中心重合，微带线设于表面上并沿着电路板的表面由金属基座外经通道向谐振腔中心方向直线延伸至谐振腔内，微带线与谐振体间隔设置，金属连接头装于电路板上背向电路板的表面的一侧，且截止频率低于谐振腔内电磁波的工作频率；金属连接头插接介质传输线，谐振腔及谐振体将微带线传入电磁信号进行模式转换后穿过电路板及金属连接头耦合至介质传输线中。
Patent WO-2021017482-A1 (WO)
Inventor: SUN LEI
IPC: E02B3/06
Filed: 2020-03-17
Abstract: L'invention concerne un dispositif d'amarrage capable de fournir une force de rappel omnidirectionnelle, un cadre de support (12) étant monté sur un quai (13), les positions, correspondants perpendiculairement à la partie supérieure du quai (13), du côté inférieur d'un bras transversal du cadre de support (12) étant pourvues de deux rouleaux (3) de guidage d'aussière libres, les deux rouleaux (3) de guidage d'aussière libres sont respectivement pourvus d'une aussière (9) de manière enroulée, une extrémité de chaque aussière (9) est reliée à un bras de plateforme (11) fixé à une plateforme (1), l'autre extrémité de chaque aussière (9) est reliée à un ressort (14), et l'autre extrémité du ressort (14) est reliée à un amortisseur.
Patent WO-2021093241-A1 (WO)
Title: Shock-absorbing spring belt pulley having unidirectional roller coupling configuration
Inventor: LI ZHIMIN
IPC: F16D41/067
Filed: 2020-03-19
Abstract: A shock-absorbing spring belt pulley having a unidirectional roller coupling configuration. The belt pulley comprises a belt pulley hub (11) and a unidirectional coupling structure disposed inside the belt pulley hub. The unidirectional coupling structure comprises a threaded core shaft (1) and a connection sleeve (2) sleeved on the threaded core shaft. Multiple roller buffer assemblies are disposed between the threaded core shaft and the connection sleeve, and are distributed in a circumferential direction of the threaded core shaft. The threaded core shaft and the connection sleeve rotatably engage with each other. A shock-absorbing spring (12) is sleeved on the connection sleeve, and two ends of the shock-absorbing spring are respectively connected to the belt pulley hub and the connection sleeve. The belt pulley has good shock absorption and an improved service life, and can be easily installed.
Patent WO-2020200205-A1 (WO)
Title: Compensation method and driving method for pixel circuit, and compensation device and display device
Inventor: MENG SONG
IPC: G09G3/3208
Filed: 2020-03-31
Abstract: A compensation method and driving method for a pixel circuit, and a compensation device and a display device. The compensation method comprises: controlling a driving circuit to turn on to charge a sensing signal line, and under the situation that a first sensing voltage on the sensing signal line is equal to a first pre-stored sensing voltage, obtaining the voltage of a control end of the driving circuit as a first compensation data voltage; and controlling the driving circuit to turn on to charge the sensing signal line, and under the situation that a second sensing voltage on the sensing signal line is equal to a second pre-stored sensing voltage, obtaining the voltage of the control end of the driving circuit as a second compensation data voltage. The first pre-stored sensing voltage corresponds to a first initial optical compensation parameter of the control end of the driving circuit written under the situation that a light emitting element displays first brightness, and the second pre-stored sensing voltage corresponds to a second initial optical compensation parameter of the control end of the driving circuit written under the situation that the light emitting element displays second brightness.
Patent WO-2020216140-A1 (WO)
Inventor: LIU QINGQIU
IPC: H04R1/10
Filed: 2020-04-17
Abstract: Provided in the embodiment of the present application is a wireless earphone, relating to the technical field of electronics, and the influence on a circuit system of high-frequency and high-voltage signals such as ESD, surge and the like introduced by an electric connector from outside can be reduced. According to the specific solution, the wireless earphone comprises a shell and a power supply module arranged in a cavity formed by the shell, wherein the power supply module is used for supplying power to the wireless earphone; and the wireless earphone further comprises a first electric connector and a second electric connector, wherein the first electric connector and the second electric connector are arranged on the shell of the wireless earphone and are respectively electrically connected to two electrodes of the power supply module; each of the electrodes comprises a positive electrode or a negative electrode, wherein at least one of the first electric connector and the second electric connector is electrically connected to an electrode of the power supply module through an anti-interference device; and the anti-interference device is used for suppressing interference signals introduced from the first electric connector or the second electric connector. The embodiment of the present application is used for a wireless earphone.
Patent WO-2020221044-A1 (WO)
Inventor: ZHANG CHAOHONG
IPC: H02P8/12
Filed: 2020-04-20
Abstract: A control method for a step motor, and a mobile terminal, the method comprising: within a process of a step motor driving a sliding block to move from a first limiting position to a second limiting position, determining a current position of the sliding block (step 101); if the distance between the current position and the second limiting position is greater than a preset threshold, then driving the step motor according to a first current (step 103); and if the distance is less than the preset threshold, then driving the step motor according to a second current, the second current being smaller than the first current (step 105).
Patent WO-2021217545-A1 (WO)
Title: 无人飞行器
Inventor: LIN XIAOLONG
IPC: B64C27/08
Filed: 2020-04-30
Abstract: 一种无人飞行器，包括机构部件，机构部件用于承载无人飞行器的电子器件，机构部件设置有用于容纳电子器件的容置腔(10)，容置腔(10)内设置有隔离件(20)，隔离件(20)将容置腔(10)至少分隔成散热腔(13)、容置有电子器件的电子腔(14)；容置腔(10)开设有进水口(11)以及出水口(12)，以形成排水通道，隔离件(20)构成排水通道的至少部分内壁，电子器件产生的热量能够通过隔离件(20)传导至散热腔(13)，散热腔(13)中的水分能够沿排水通道排出机构部件。通过设置隔离件(20)将容置腔(10)分隔成散热腔(13)以及电子腔(14)，电子器件产生的热量能够通过隔离件(20)传导至散热腔(13)，通过排水通道将散热腔(13)中的水分排出无人飞行器。满足无人飞行器散热要求的情况下同时符合防尘防水的设计要求，有利的扩展了设计的自由度。
Patent WO-2021212547-A1 (WO)
Inventor: LOO LI ENG
IPC: H03H9/17
Filed: 2020-05-06
Abstract: Provided is a flattening method, capable of improving a local flatness uniformity of a product to be processed. The product is provided with a cavity filled with an oxide, and comprises a first electrode layer, a piezoelectric layer, and a second electrode layer that are stacked on the cavity. The first electrode covers the cavity, and comprises a first inclined surface portion located at a periphery of the first electrode layer. The piezoelectric layer covers the first electrode layer, and forms a second inclined surface portion at a surface thereof. The second electrode layer covers a portion of the piezoelectric layer, and comprises a third inclined surface portion located at a periphery of the second electrode layer. The flattening method comprises: depositing a passivation layer on the second electrode layer, wherein the passivation layer covers the second electrode layer and the piezoelectric layer, and has a first flat surface portion, a fourth inclined surface portion provided around the first flat surface portion, and a second flat surface portion extending from the fourth inclined surface portion, a projection of the first flat surface portion in a vertical direction covers the cavity, and an orthographic projection of the fourth inclined surface portion in the vertical direction falls outside of the cavity; and performing full-surface etching on the passivation layer until a thickness of the passivation layer is reduced to a desired thickness.
Patent WO-2021208165-A1 (WO)
Inventor: SHI MINGCUN
IPC: B08B3/12
Filed: 2020-05-09
Abstract: 一种超声振动与绞龙旋转推进协同核桃壳清洗装置及其方法，该核桃壳清洗装置包括清洗部，所述清洗部包括套筒(I-01)，所述套筒(I-01)内设置有绞龙(I-08)，所述绞龙(I-08)用于旋转推动核桃壳在套筒(I-01)的水中相对运动产生粘滞阻力；所述套筒(I-01)外侧底部设置有超声波换能器(I-07)，所述超声波换能器(I-07)用于利用超声波在水中发生空化作用，与绞龙(I-08)旋转推动协同清洗核桃壳，具有清洗适用强且清洗效果佳的特点。
Patent WO-2021073107-A1 (WO)
Title: 三维打印方法及三维打印设备
Inventor: LIANG FUPENG
IPC: B33Y10/00
Filed: 2020-05-28
Abstract: 一种三维打印方法，其使用电弧或等离子体对打印体（8，36，46）的正在累积熔融原料的区域的周围进行直接加热，电弧或等离子体对正在累积熔融原料的区域的周围进行直接加热的热量使得在打印体上形成熔池，产生熔池的能量不需穿透打印原料就能在所累积的熔融原料下方形成可控的小面积的熔池。以及一种三维打印设备。该打印方法和打印设备可在累积熔融原料的区域与打印体的其它非熔融区域之间形成过渡性温度场，残余应力小；不对打印体上的先前生成的结构造成破坏；成型精度高；设备成本和耗材成本低，维护成本低；可打印大型部件。