baber/WOPTO huggingface dataset:
Patent WO-2021142895-A1 (WO)
Inventor: LI JUAN
IPC: G06F30/20
Filed: 2020-03-03
Abstract: 一种石油类污染场地中SVE工艺参数的设计方法，步骤如下：步骤一、明确场地和石油类污染状况；步骤二、结合场地参数、污染参数和SVE工艺参数，建立TOUGH软件关于SVE的修复模型并得出修复率y；步骤三、利用灰色关联度方法，筛选p个主控因子；步骤四、利用筛选出的p个主控因子，建立多元线性回归方程；步骤五、将根据多元线性回归方程的模拟结果进行拟合验证，并确定其模拟精度是否复合设计要求；步骤六、筛选最佳的SVE工艺参数组合并应用。通过典型场地和多因素变量的设计并结合TOUGH模拟，可明晰污染物在场地中不同场景下的运移规律，利于对SVE工艺的参数设计选取；基于灰色关联度方法，找出主控因子，利于应对污染治理时的重点设计；通过建立多元线性回归方程，对应类似的场地更具有适用性。
Patent WO-2021120416-A1 (WO)
Inventor: LIU CHENGKUI
IPC: B22F3/00
Filed: 2020-03-12
Abstract: A continuous climbing device for a 3D printer used for buildings. The continuous climbing device comprises a printer body (1), ladders (2), a limiting frame (3), and a fixed base (4). The printer body is mounted at the top side of the fixed base; each ladder is engaged with a corresponding gear (44) at the inner side of the fixed base by means of a gear rack (21) welded to one side of the ladder, and side surfaces of the ladders are correspondingly attached to rotating wheels (31) so as to fix the fixed base and the limiting frame to the ladders. The gears are driven by a stepping motor (46) to rotate to make the fixed base vertically move along the ladders; a power gear (15) is driven by a second stepping motor (16) to make the fixed base move in the horizontal direction. Movable blocks (61) are mutually attached and limited to make crawler belts (6) extend in the horizontal direction, and vertical limiting is performed on the fixed base; energized insulating coils can make rotating rods rotate and tighten the crawler belts. Components in the device work in conjunction to each other, the structure of the climbing device can be simplified, the failure rate is decreased, and the 3D printer in the air can be fixed.
Patent WO-2021004080-A1 (WO)
Inventor: LU XI
IPC: G06F17/00
Filed: 2020-03-13
Abstract: For a mismatch phenomenon between a stress field and overall strength in the existing structural fatigue strength design process performed according to an overall strength perspective, a structural fatigue strength design method based on a strength field is provided in the present invention. Fatigue strength of a mechanical structure and fatigue strength of a part serve for field processing, a structural stress field and a fatigue strength field are organically matched, and the method specifically comprises: according to the highest stress amplitude distribution of a dangerous section of a structure, determining ideal fatigue strength field distribution of the dangerous section of the structure; designing an actual fatigue strength field of the dangerous section of the structure by combining materials, heat treatment and a cold strengthening-residual stress field; and quantitatively evaluating a fatigue strength design level of the dangerous section of the structure by applying a whole-field stress-strength interference model.
Patent WO-2021179325-A1 (WO)
Title: 一种数据处理的方法及装置
Inventor: YU HAIFENG
IPC: H04L1/00
Filed: 2020-03-13
Abstract: 一种数据处理的方法及装置，所述方法包括：接收来自第一终端设备发送的第一传输块和来自第二终端设备发送的第二传输块（504）；其中，第一传输块和第二传输块对应于内容相同的数据包；对所述第一传输块和所述第二传输块进行合并解码（505）。该方法和装置用于解决现有的工业以太网中冗余链路机制在无线通信系统中应用时不能有效保证数据传输可靠性的问题。
Patent WO-2020192476-A1 (WO)
Inventor: SU XU
IPC: G09G3/36
Filed: 2020-03-17
Abstract: Disclosed is a multi-path selection circuit (110), comprising: a charging sub-circuit (40), a control sub-circuit (50) and a delay sub-circuit (30), wherein the charging sub-circuit (40) is respectively coupled to a selection signal end (MUX), a data signal end (Vs) and a sub-pixel (pixel) to be charged, and under the control of a signal received at the selection signal end (MUX), the charging sub-circuit (40) transmits a signal received at the data signal end (Vs) to the sub-pixel (pixel) to be charged; the control sub-circuit (50) is respectively coupled to the selection signal end (MUX) and the data signal end (Vs), and under the control of the signal received at the selection signal end (MUX), the control sub-circuit (50) transmits the signal received at the data signal end (Vs); the delay sub-circuit (30) is respectively coupled to the sub-pixel (pixel) to be charged and the control sub-circuit (50), and the delay sub-circuit (30) performs delayed transmission on the signal received at the data signal end (Vs) and transmitted by means of the control sub-circuit (50), and transmits the signal of the data signal end (Vs) to the sub-pixel (pixel) to be charged after the charging sub-circuit (40) charges the sub-pixel (pixel) to be charged for a preset time.
Patent WO-2020192496-A1 (WO)
Title: Method for co-production of yeast glucan, mannose protein and yeast extract using beta-1,6-glucanase
Inventor: CUI ZHONGLI
IPC: C07K1/34
Filed: 2020-03-17
Abstract: Disclosed is a method for co-production of yeast glucan, mannose protein and yeast extract using beta-1,6-glucanase. The method comprises the following steps: taking yeast cells as a raw material, subjecting the yeast cells to a high-temperature deactivation treatment, performing centrifugation and drying the supernatant to obtain a yeast extract; performing enzymolysis on yeast cell walls by means of beta-1,6-glucanase, centrifuging same to obtain an enzymatic hydrolysate supernatant and an enzymolysis precipitate, and subjecting the enzymatic hydrolysate supernatant to water extraction, alcohol precipitation, centrifugal separation and drying to obtain a mannose protein; after the recovery of ethanol, subjecting residual liquid to concentration and spray drying to obtain a yeast extract; and subjecting the enzymolysis precipitate to degreasing, protease treatment and spray drying to obtain yeast glucan. The yeast glucan and the mannose protein prepared in the present invention are high in purity and yield, and the preparation processes therefor are low in cost and low in environmental pollution due to the avoidance of the consumption of strong acid and strong base agents.
Patent WO-2020199978-A1 (WO)
Inventor: ZHANG CHENCHEN
IPC: H04L5/00
Filed: 2020-03-24
Abstract: Disclosed are a method and device for sending a transmission, and a storage medium. The method comprises: a sending end determining which of a first transmission and a second transmission is to be sent according to at least one of the following methods: the sending end determining according to received downlink control information (DCI); the sending end determining no later than a time threshold; or the sending end determining according to a specified rule, wherein the DCI is used to schedule or activate at least one of the first transmission and the second transmission; and the sending end sending the determined first transmission or second transmission. The above technical solution solves the problem in the art where determining the transmission priority is difficult when resources for sending multiple transmissions overlap in a time domain and downlink or uplink transmission of the multiple transmissions is not guaranteed.
Patent WO-2021196143-A1 (WO)
Title: 资源排除方法、装置、设备及存储介质
Inventor: DING YI
IPC: H04W24/04
Filed: 2020-04-02
Abstract: 一种资源排除方法、装置、设备及存储介质，涉及通信领域，该方法应用于第一终端中，包括：根据资源预留周期Prx和阈值Tscal确定第二终端的预留周期数Q，阈值Tscal是根据预定值确定的；在第一资源集合和第二资源集合存在重叠时，在资源选择窗中将第一资源集合中的目标资源在候选资源集合中排除，第二资源集合是根据资源预留周期Prx和预留周期数Q确定的；其中，第一资源集合包括第一终端可能使用的至少一个资源，第二资源集合包括第二终端可能使用的至少一个资源。
Patent WO-2021184460-A1 (WO)
Inventor: CHENG BO
IPC: A44C7/00
Filed: 2020-04-10
Abstract: 一种打耳洞枪，包括枪前部（1）和枪后部（2），枪前部（1）和枪后部（2）镶套并能够相对运动，枪前部（1）上设置有轨道（7），轨道（7）远离枪后部（2）的一端设置有用于安装耳座安装部（9）的前卡槽（7a），轨道（7）上能够滑动地设置有用于安装耳钉安装部（10）的固定部（11），枪后部（2）上设置有击发装置，击发装置对应于固定部（11）设置，枪前部（1）包括握持部，握持部的前侧设置有解锁扳机（6），枪前部（1）和枪后部（2）之间设置有弹性复位装置和瞄准行程限位装置，瞄准行程限位装置用于在打耳洞枪处于瞄准行程时限制击发装置运动至瞄准位置，解锁扳机（6）用于触发击发装置进入对耳垂进行刺穿的穿刺行程。该打耳洞枪能够减小打耳洞过程中操作者的手指运动幅度，提高打耳洞精度和效率。
Patent WO-2021134978-A1 (WO)
Title: Intelligent label and wearable device
Inventor: WANG JING
IPC: G06K19/077
Filed: 2020-04-16
Abstract: Disclosed are an intelligent label and a wearable device. The intelligent label comprises a transmission unit and a switch unit, wherein the transmission unit comprises an NFC chip and an antenna coil connected to the NFC chip; the switch unit comprises a pressure sensor and a control circuit, wherein the control circuit is separately connected to the NFC chip and the pressure sensor; the control circuit is configured to send a control instruction to the NFC chip when the pressure sensor is pressed, so that the NFC chip sends storage information of the NFC chip to a terminal by means of the antenna coil.
Patent WO-2020221187-A1 (WO)
Inventor: QIU WEIHUA
IPC: A24F47/00
Filed: 2020-04-27
Abstract: 一种雾化器及包括该雾化器的电子烟，雾化器（100）包括上盖组件（20）和固定件，上盖组件（20）包括上盖（21）、可相对上盖（21）转动的活动件（24）、以及可活动地设置在上盖（21）和活动件（24）之间的锁止件（22），活动件（24）部分收容于上盖（21）内，上盖（21）上开设有连通孔（2122），活动件（24）上设有凹槽（2421），固定件套设在上盖（21）的外部，固定件上对应连通孔（2122）设有卡槽，转动活动件（24）至凹槽（2421）与锁止件（22）错开时，锁止件（22）部分穿出连通孔（2122）并与卡槽相互锁止。通过在活动件（24）上设置有与锁止件（22）对应的凹槽（2421），相对上盖（21）转动活动件（24）时，活动件（24）能够抵持锁止件（22）使锁止件（22）凸设在上盖组件（20）的外部并卡设在卡槽内，操作方便，防止儿童轻易打开雾化器接触烟液。
Patent WO-2020221273-A1 (WO)
Title: Modified soybean fibre and high-performance composite gel prepared using synergy of same with gellan gum
Inventor: ZHAO QIANGZHONG
IPC: A23L29/238
Filed: 2020-04-29
Abstract: A modified soybean fibre and a high-performance composite gel prepared using synergy of same with gellan gum, relating to the technical field of food processing. Crushing dried bean dregs, sieving, and mixing with water, boiling the obtained mixed system at a pH of 10-12 and a temperature of 105-120℃, then stirring at a pH of 10-12 and a temperature of 40-60℃, centrifuging the obtained dispersion to collect the precipitate, re-dissolving the precipitate in water, adjusting the pH to neutral, centrifuging, and spray drying the obtained precipitate to obtain modified soybean fibre. Adding modified soybean fiber and gellan gum to water, shearing and stirring to mix uniformly, and thereby obtaining high-performance composite gel. The modified soybean fibre and gellan gum form the high-performance composite gel by means of the action of synergy, the gel strength, hardness, elasticity, and water retention of the composite gel being significantly improved.
Patent WO-2021217501-A1 (WO)
Inventor: LIU HONGTAO
IPC: G11C16/34
Filed: 2020-04-29
Abstract: A programming method for a memory device is disclosed. The programming method comprises moving a plurality of first charge carriers at a shallow energy level to a channel in a substrate layer before a fine programming operation for a first word line, wherein the plurality of first charge carriers at the shallow energy level correspond to a memory cell to be programmed.
Patent WO-2020248745-A1 (WO)
Inventor: LI PENGLIN
IPC: G06F3/0481
Filed: 2020-05-07
Abstract: Provided in the embodiments of the present disclosure are a method and device for displaying characters in a user interface, an electronic device, and a storage medium. The method comprises: acquiring character identifiers of characters to be displayed in a current user interface; acquiring font information of said characters on the basis of the character identifiers of said characters and of a font configuration file; rendering and displaying said characters on the basis of the font information of said characters. Per the solution provided in the present disclosure, character configuration and font information for the user interface are provided via the font configuration file provided by a server, because the font information is no longer packaged in a software installation package, the size of the installation package is reduced, and, a font adjustment can be made to the characters of the user interface by means of updating the font configuration file, the need for a user to perform a software update operation is obviated, thus providing great convenience for a font adjustment with respect to the user interface of a client, and enhancing user experience.
Patent WO-2021226919-A1 (WO)
Title: Removing invisible layers from rendering queue
Inventor: PENG RILIANG
IPC: G06T15/40
Filed: 2020-05-14
Abstract: In some aspects, the present disclosure provides a method for removing rendering commands from a rendering queue. The method includes receiving, at a compositor, a plurality of layers from one or more applications, each of the plurality of layers corresponding to a portion of a first frame configured to be displayed on a display device. In some examples, the method also includes determining, at the compositor, that a first layer of the plurality of layers will not be visible when the first frame is displayed on the display device. In some examples, the method also includes, in response to the determining, configuring a graphics processing unit (GPU) to prevent rendering of the first layer.
Patent WO-2020238748-A1 (WO)
Title: 数据同步的处理方法、装置、电子设备及计算机存储介质
Inventor: HE GUANGNAN
IPC: G06F16/27
Filed: 2020-05-21
Abstract: 一种数据同步的处理方法、装置、电子设备及计算机存储介质。其中，所述数据同步的处理方法包括：从第一节点获取脏页刷新信息（S102），其中，所述脏页刷新信息通过所述第一节点在执行至少一个脏页的存储后生成；根据所述脏页刷新信息，确定缓存池中所述脏页刷新信息所指示的脏页（S104）；对确定的所述缓存池中的脏页进行清理操作（S106）。该方法可以有效保证多个节点间的数据一致性。
Patent WO-2020244393-A1 (WO)
Title: Data transmission method and apparatus
Inventor: CHEN LEI
IPC: H04W74/08
Filed: 2020-05-21
Abstract: Disclosed by the present application are a data transmission method and apparatus, used for applying early data transmission technology in an NR communication system. The method comprises: a terminal receiving first indication information from a network device, said first indication information being used for early data transmission, the first indication information comprising time slot aggregation information of a physical uplink shared channel (PUSCH) in a random access process; the terminal performing early data transmission according to the first indication information. Time slot aggregation using PUSCH enables early data transmission of larger data packets.
Patent WO-2021042776-A1 (WO)
Title: Refrigerator
Inventor: GAN JINBO
IPC: F25D23/12
Filed: 2020-05-29
Abstract: Disclosed in the present application is a refrigerator, comprising a refrigeration chamber, a water storage tank being provided within the refrigeration chamber. A water outlet of the water storage tank is higher than a water inlet. The refrigerator is provided with a water storage tank water valve, and the water storage tank water valve is used to control the communication between the water storage tank and a water dispenser component and/or an ice making chamber. When water supply ends, an external water valve is closed earlier than the water storage tank water valve.
Patent WO-2021000700-A1 (WO)
Title: 信息确定方法、装置、设备及计算机可读存储介质
Inventor: ZHAO YALI
IPC: H04W72/04
Filed: 2020-06-08
Abstract: 本公开实施例提供了一种信息确定方法、装置、设备及计算机可读存储介质。该方法包括：对于激活了PDCP duplication传输的目标承载，获取所述目标承载激活的duplication leg的个数；根据所述目标承载激活的duplication leg的个数，确定目标duplication leg对应的逻辑信道可使用的目标服务小区集合。
Patent WO-2020259284-A1 (WO)
Inventor: XIE WEILUN
IPC: G06K9/00
Filed: 2020-06-10
Abstract: An obstacle detection method and device, capable of being applied to a vehicle-mounted camera or a vehicle-mounted image pickup device to expand the detection range of obstacle detection so as to improve the accuracy of obstacle detection, and relating to the field of automatic driving or intelligent driving. The method may comprise: a first device obtains a road condition image by means of an image pickup device (S201); the first device determines, according to the road condition image, at least one first obstacle and a travelable region by means of a first image recognition method (S202), wherein the travelable region corresponds to a first portion of the road condition image; and the first device determines, according to the first portion of the road condition image, at least one second obstacle by means of a second image recognition method. The method is used for obstacle detection in auxiliary driving or automatic driving.
Patent WO-2021258349-A1 (WO)
Inventor: XU XIAOHANG
IPC: G06F9/44
Filed: 2020-06-24
Abstract: A test configuration method and apparatus for an unmanned aerial vehicle, and a terminal device. The method comprises: receiving a configuration instruction input by a user by means of an interactive interface, the configuration instruction being used for indicating an action to be executed by an unmanned aerial vehicle during test and parameters related to the action; and generating, according to the configuration instruction, a configuration file indicating a test process of the unmanned aerial vehicle. According to the present application, by means of operation by a user on an interactive interface, an action to be executed by an unmanned aerial vehicle during test and parameters related to the action can be set, and a configuration file is generated, thereby achieving automatic generation of the configuration file, simplifying test configuration, requiring no manual and repeated modification of the configuration file, improving the test efficiency and reliability, and providing a more instructive test result for development of unmanned aerial vehicles.
Patent WO-2021184583-A1 (WO)
Title: Cutting and polishing integrated apparatus for crystal processing
Inventor: FANG YONGDONG
IPC: B28D5/04
Filed: 2020-06-30
Abstract: A cutting and polishing integrated apparatus for crystal processing, which comprises a rack (1). A cutting frame (2) is disposed on the rack (1); a lifting plate (3) is disposed on the cutting frame (2), and a first lifting cylinder (4) is mounted on the lifting plate (3); both sides of the lifting plate (3) are provided with first ball screws (6); each first ball screw (6) is provided with an arc-shaped pressing block (7) and a first servo motor (8); both sides of the lifting plate (3) are provided with wire take-up and pay-off devices (9), and a cutting line is connected between the two wire take-up and pay-off devices (9); a swinging wire wheel (10) is mounted at the bottom of the lifting plate (3); the two sides of the cutting frame (2) are respectively provided with a pushing device (11) and a polishing frame (12); a second lifting cylinder (14) is mounted on the polishing frame (12); the second lifting cylinder (14) is connected to a variable-speed drive device (15), an exhaust device (16), and a polishing wheel (17). The apparatus not only can reduce the labor intensity, but also has the advantages of small occupied floor area, good cutting effect, high working efficiency, wide application range, long service life, convenience in cleaning, high stability, convenience in use, high polishing precision, and low production cost.
Patent WO-2021237898-A1 (WO)
Inventor: WEI MIN
IPC: H04L29/06
Filed: 2020-07-15
Abstract: 本发明涉及一种基于信任评估的边缘节点计算结果可信判别方法，属于数据处理技术领域。本发明确保工业边缘节点输出的计算结果可信的安全机制，防止工业边缘节点输出错误数据和抵御恶意边缘节点的虚假数据攻击，保证工业云输入未被篡改的可信计算结果，以及使得现场设备接收到正确的计算结果，而不是恶意或无意义的消息，从而提高工业生产的效率和安全性。
Patent WO-2022027233-A1 (WO)
Title: Systems and methods for relay services
Inventor: ZHANG BOYUAN
IPC: H04L29/06
Filed: 2020-08-04
Abstract: Presented are systems, methods, apparatuses, or computer-readable media for relay service. A second wireless communication device in a vicinity of a first wireless communication device may receive information to be used for selection of a relay device. The second wireless communication device may determine whether to wirelessly connect with the first wireless communication device as the relay device.
Patent WO-2022027509-A1 (WO)
Title: Method and apparatus for sending uplink data, and system
Inventor: CHEN ZHE
IPC: H04L5/00
Filed: 2020-08-06
Abstract: Provided are a method and apparatus for sending uplink data, and a communication system. The method comprises: a terminal device sending uplink data in the manner of a physical uplink shared channel (PUSCH) repetition type B, wherein at least one transmission opportunity for the uplink data is related to at least two TRPs. According to the embodiments of the present application, uplink data is sent by means of space diversity. That is to say, at a terminal side, the same piece of data may arrive at a network side through different space domain paths or different transmission and reception points (TRP). In this way, when one path is blocked, other paths may still continue to work, thereby ensuring low latency and high reliability of uplink data.
Patent WO-2021103693-A1 (WO)
Title: 授权方法及装置
Inventor: ZHAO XUWEN
IPC: H04L9/32
Filed: 2020-08-26
Abstract: 本申请实施例公开了一种授权方法及装置，该授权方法包括：第一网络设备向第二网络设备发送服务请求，该服务请求包括令牌，该令牌用于校验该第一网络设备是否有权限访问该第二网络设备，该令牌包括第一信息和/或第二信息，该第一信息用于标识该第一网络设备，该第二信息用于标识该第二网络设备允许访问的网络设备；该第一网络设备接收该第二网络设备发送的服务响应。
Patent WO-2021223345-A1 (WO)
Inventor: LI XIANGFU
IPC: F04D25/08
Filed: 2020-08-27
Abstract: 一种多功能风扇（100），其包括：风扇主体（10），用于产生气流以形成风；可变形连接管（20），所述可变形连接管（20）的一端与所述风扇主体（10）连接，所述可变形连接管（20）可弯曲变形且支撑所述风扇主体（10）；基座（30），所述基座（30）与所述可变形连接管（20）的另一端连接，所述基座（30）上设有收纳部，所述可变形连接管（20）的至少部分可收纳于所述收纳部。通过可变形连接管（20）与基座（30）连接，在基座（30）上设置收纳部，可变形连接管（20）连接于该收纳部，可以减小风扇的体积和重量，且收纳方便、便于携带，功能多样化，能够满足使用者的多种需求。
Patent WO-2022067580-A1 (WO)
Inventor: LIU XIANGYU
IPC: H01L29/78
Filed: 2020-09-29
Abstract: The embodiments of the present application relate to the field of semiconductor technology, and provide a transistor and a manufacturing method therefor, an integrated circuit, and an electronic device, which are used for reducing the self-heating effect of a top channel in the transistor, thereby improving the reliability of a device. The transistor comprises a substrate, a source region, a drain region, and a channel region; the source region and the drain region both protrude from the surface of the substrate, and the source region and the drain region are located on the same side of the substrate; the channel region is located between the source region and the drain region; and two or more channels are provided in the channel region, each channel is connected to the source region and the drain region, the two or more channels are arranged at intervals in a direction perpendicular to the surface of the substrate, and the widths of the channels decrease as the distances between the channels and the substrate increase, that is, the greater the distance between a channel and the substrate, the smaller the width of the channel, so that the self-heating effect of the top channel is reduced when the transistor is in a working state, and thus the temperature rise distribution between the channels is more uniform, thereby improving the reliability of the transistor and the reliability of an integrated circuit including the transistor.
Patent WO-2022077331-A1 (WO)
Title: Occupation de canal déclenchée par un dispositif sans fil dans un spectre sans licence
Inventor: ZHANG YUSHU
IPC: H04W74/00
Filed: 2020-10-15
Abstract: La présente divulgation concerne des techniques permettant à un dispositif sans fil de déclencher une occupation de canal dans un spectre sans licence dans un système de communication sans fil. Le dispositif sans fil peut établir une liaison sans fil avec une station de base cellulaire. Le dispositif sans fil peut déterminer la réalisation d'une transmission de liaison montante vers la station de base cellulaire sur un canal de fréquence sans licence. Le dispositif sans fil peut déterminer si la station de base cellulaire a une occupation de canal pour le canal de fréquence sans licence. Le dispositif sans fil peut déterminer s'il faut déclencher une occupation de canal du canal de fréquence sans licence. La décision pour déclencher une occupation de canal peut être basée au moins en partie sur le fait que la station de base cellulaire a une occupation de canal pour le canal de fréquence sans licence.
Patent WO-2022077389-A1 (WO)
Inventor: DONG XIANDONG
IPC: H04W64/00
Filed: 2020-10-15
Abstract: 本公开涉及请求发送方法，包括：向基站发送第一消息，其中，第一消息包括位置信息请求和测量结果请求，位置信息请求用于请求基站确定终端的信道探测参考信号SRS配置信息，测量结果请求用于请求基站将对终端发送的SRS的测量结果发送至核心网；接收基站发送的第二消息，其中，第二消息包括所述测量结果。根据本公开的实施例，核心网可以将位置信息请求和测量结果请求携带在一条消息中，也即携带在第一消息中发送给基站，并且只需从基站接收一次消息，也即第二消息，即可得到基站对终端发送的SRS的测量结果，从而减少了核心网与基站之间通信的次数，简化了定位流程，有利于降低定位过程的耗时，以满足对于低时延的要求。