baber/WOPTO huggingface dataset:
Patent WO-2019080365-A1 (WO)
Title: Valve rod connecting structure for sealing water valve, and sealing water valve
Inventor: ZHANG NANXIN
IPC: F16K3/02
Filed: 2018-10-26
Abstract: Disclosed are a valve rod connecting structure for a sealing water valve, and a sealing water valve. The valve rod connecting structure for a sealing water valve comprises a fastener (1), a valve rod (2) used for controlling the opening and closing of a valve body control mechanism, and a moving plate (3) provided in an inner cavity of a sealing water valve body as a part of the valve body control mechanism to form fluid passages of different radial sizes by means of running fit. The valve rod (2) is assembled onto a valve body control mechanism assembling opening by means of the fastener (1). The moving plate (3) is connected to the valve rod (2) and rotates along with the valve rod (2). The valve rod (2) is sealed in a chamber formed by attachment and sealing fit between the upper end face of the moving plate (3) and the lower end face of the fastener (1). Water flow in the inner cavity of the valve body is enabled or disabled by means of the running fit between the moving plate and a static plate directly provided in the inner cavity of the valve body, so that sealing links are fewer, the dynamic sealing reliability is high, and the service life of the sealing water valve is long.
Patent WO-2018121793-A1 (WO)
Title: 分体式阵列摄像模组及其制造方法
Inventor: WANG MINGZHU
IPC: H04N5/225
Filed: 2018-01-02
Abstract: 本发明提供一阵列摄像模组，其包括：至少两摄像模组单元，其中至少一摄像模组单元包括：一感光组件和一镜头，其中所述感光组件包括一至少一线路板、一感光元件和一基座，所述感光元件电连接于所述线路板，所述基座一体成型于所述线路板，形成一光窗，为所述感光元件提供光线通路，所述镜头位于所述感光元件的光线通路；和一组装体，各摄像模组单元被分别地固定于所述组装体，以构成一整体。
Patent WO-2018218972-A1 (WO)
Inventor: YIN ZHENKUN
IPC: H02J7/35
Filed: 2018-01-12
Abstract: 一种太阳能供电系统及其充放电检测与调节电路，该电路包括太阳能电池板（SP）、蓄电池（BT）、充电电路、放电电路；在蓄电池（BT）的负极（BT-）还设置有电流取样电路、还包括单片机、电流检测电路；所述的单片机根据电流检测电路输出的电流值，实现对充电电路、放电电路的控制。该单片机实时收集蓄电池（BT）阴极输出的电流，统计蓄电池（BT）的容量，调节夜晚用电设备的功率和时间，保证阴雨天用电设备工作，并在遇到大电流充电，可能会影响电路的性能时，控制减小充电电流或关断充电。
Patent WO-2019127863-A1 (WO)
Inventor: Yi Xiaoan
IPC: H04L9/08
Filed: 2018-02-10
Abstract: Disclosed in the present application is a key saving device, comprising a memory and a processor. A key saving program that can be run on the processor is stored on the memory. The program is executed by the processor to implement the following steps: obtaining a first key string to be saved; generating a random string on the basis of a random string generator and storing the random string to a privileged account management system; converting the first key string according to the random string to generate a second key string; encrypting the second key string by means of an encryption algorithm to generate a third key string, adding the third key string to a key configuration file, and sending the key configuration file to a key obtaining device for the key obtaining device to store and use. The present application also provides a key saving method, a key obtaining device and method, and a computer readable storage medium. The present application improves the security of key storage.
Patent WO-2019136804-A1 (WO)
Title: Mixer for synthetic quartz
Inventor: QIU JIANPING
IPC: B28C3/00
Filed: 2018-02-27
Abstract: A mixer for a synthetic quartz comprises a mixing tank (1), a power transmission system (2), a mixing system (3), and multiple material receiving receptacles (4). The power transmission system is provided above the mixing tank. The mixing system is provided inside the mixing tank. The power transmission system is used to drive the mixing system to move. An opening is arranged at each of two ends of the material receiving receptacle. The multiple material receiving receptacles (4) are arranged at a top portion of the mixing tank, and end portions of two adjacent material receiving receptacles are spaced apart from each other without contact therebetween. A resin experiences low flow resistance in the material receiving receptacle, and thus can fall smoothly without accumulating in the material receiving receptacle. Moreover, the material receiving receptacle can be cleaned easily.
Patent WO-2018161827-A1 (WO)
Title: 一种地址自学习的方法、装置及交换机
Inventor: XIAO MIN
IPC: H04L45/74
Filed: 2018-02-28
Abstract: 本公开提供了一种地址自学习的方法、装置及交换机。该方法包括：从第一流表中获取与接收到的第一报文匹配的第一动作指示信息；根据第一动作指示信息将与第一报文对应的第一源地址复制到第一状态变量中；根据第一状态变量更新用于地址自学习的状态表，其中，状态表中存储有与第一报文对应的第二源地址与第一源地址之间的映射关系；根据更新后的状态表更新预设表，其中，预设表用于存储地址自学习的结果。摘图5
Patent WO-2019169582-A1 (WO)
Inventor: CHEN BEN
IPC: G06F9/48
Filed: 2018-03-07
Abstract: Provided are a method and a device (700) for processing an interrupt. The method comprises: a central processing unit (CPU) (130) receiving an interrupt request (410); the CPU (130) obtaining a system event triggering the interrupt request (420); and the CPU (130) instructing a coprocessing unit (120) to process the system event (430). The method and the device (700) directly send interrupt requests sent by a part of interrupt sources (110) in a computing device (100) to the coprocessing unit (120), such that the coprocessing unit (120) processes a system event corresponding to the interrupt requests; compared to a solution in which the CPU (130) processes all interrupt requests in the computing device (100), the scenario is avoided in which the CPU (130) cannot run an application for a long time because the CPU (130) is processing a system event, improving overall performance of the computing device (100).
Patent WO-2018177357-A1 (WO)
Title: 混合动力汽车的整车控制方法和动力系统
Inventor: LI KAIQI
IPC: B60W50/02
Filed: 2018-03-29
Abstract: 一种混合动力汽车的整车控制方法，包括：车身控制模块BCM检测到混合动力汽车的启动信号后，分别向整车控制器VCU、电机控制模块MCU和发动机控制模块ECM发送启动请求信息；BCM、MCU和ECM中的一个里面设置有备份模块时，备份模块在预设时间内没有收到VCU基于启动请求信息所生成的反馈信息时分别向变速箱控制模块TCU、电池管理模块BMS和副电机控制器发送自检命令；备份模块根据接收到的TCU、BMS和副电机控制器反馈的自检结果信息判断混合动力汽车满足启动条件且检测获知BMS失效时，控制混合动力汽车以纯燃油模式或者串联模式或者混联模式行驶。还涉及一种混合动力汽车的动力系统。该整车控制方法在VCU和BMS失效时，仍能够控制混合动力汽车安全跛行至目标地点，保证了整车安全性。
Patent WO-2018177401-A1 (WO)
Title: 一种提高加氢反应体系氢分压的方法及其设计方法和用途
Inventor: LI SUAN
IPC: C10G65/02
Filed: 2018-03-30
Abstract: 一种提高加氢反应体系氢分压的方法及其设计方法和用途。加氢反应体系包括至少两个反应器，上一级反应器的出料首先进入提高氢分压的分离系统进行分离，分离排出非氢气组分，氢气组分和液固相进入下一级反应器。采用该方法可使下一级反应器的氢分压提高，加深反应深度，提高原料转化率和轻油收率，提高空速，降低能耗。
Patent WO-2018228025-A1 (WO)
Title: 一种频谱整理的方法、装置、设备和系统
Inventor: CHANG TIANHAI
IPC: H04B10/25
Filed: 2018-03-30
Abstract: 本申请提供了一种频谱整理的方法、装置、设备和系统，属于通信技术领域。该方法包括：发送端获取目标数据流，在一条线路上使用待调节频段发送目标数据流，然后在另一条线路上将目标数据流的占用频段，由带调节频段调节至目标频段，之后将目标数据流切换至该另一条线路，使用目标频段进行传输。通过本申请，可以实现频谱的有效整理，从而提高频谱资源的利用率。
Patent WO-2019019710-A1 (WO)
Title: Heat exchanger and heat exchange device
Inventor: WEI GUANGFEI
IPC: F25B39/00
Filed: 2018-04-18
Abstract: Disclosed are a heat exchanger (10) and a heat exchange device (1). The heat exchanger (10) comprises: a first collecting pipe (110) and a second collecting pipe (120), with an area between the first collecting pipe (110) and the second collecting pipe (120) being divided into a straight area (130) and a pre-bent straight area (140); a plurality of first flat pipes (200), the plurality of first flat pipes (200) being located at the straight area (130); a plurality of second flat pipes (300), the plurality of second flat pipes (300) being located at the pre-bent straight area (140); and fins (400), the fins (400) being arranged between adjacent first flat pipes (200) and located at the straight area (130). In a plane parallel to a face constituted of the central axis of the first collecting pipe (110) and the central axis of the second collecting pipe (120), the projections of adjacent second flat pipes (300) are at least partly overlapped.
Patent WO-2018219181-A1 (WO)
Inventor: WU YIZHEN
IPC: H04W8/22
Filed: 2018-05-23
Abstract: 本申请提供了一种确定终端设备的标识的方法，在包括至少两个共识节点的通信系统中执行，所述方法包括：第一共识节点从第一服务器接收第一标识，其中，所述第一服务器是第一终端设备的制造商的服务器；所述第一共识节点与至少一个第二共识节点进行针对所述第一标识的协商，以确定所述第一标识是否能够作为第一终端设备在所述通信系统中的设备标识，从而，能够改善用户体验、降低运营商对终端设备在通信系统中的标识的分配和管理的负担和成本。
Patent WO-2019161624-A1 (WO)
Title: Asymmetric dual three-phase arc permanent magnet synchronous motor
Inventor: FANG SHUHUA
IPC: H02K1/27
Filed: 2018-05-24
Abstract: An asymmetric dual three-phase arc permanent magnet synchronous motor. The motor comprises two parts, i.e., stator combinations (I) and a rotor (IV); three stator combinations (I) form an arc structure on the outer circumference of the rotor (IV); each stator combination (I) comprises one 12-slot stator module (II) and one 9-slot stator module (III) which are arranged side by side on the outer circumference of the rotor (IV); the 12-slot stator module (II) and the rotor (IV) form a 12-slot 10-pole cell motor; the 9-slot stator module (III) and the rotor (IV) form a 9-slot 8-pole cell motor; the stator combinations (I) and the rotor (IV) together constitute a dual three-phase motor; the rotor applies an arrangement of built-in "V"-shaped permanent magnets (9), so that the flux concentration effect is strong, the main magnetic flux can be effectively improved, and the torque density of the motor is improved; the permanent magnets constitute 120 pole pairs, so that the motor has the characteristics of low speed and large torque, and is applied to a low-speed and large-torque direct driving occasion and a large-caliber astronomical telescope driving occasion.
Patent WO-2019080497-A1 (WO)
Title: Optical fiber connector
Inventor: HE YONG
IPC: G02B6/38
Filed: 2018-05-28
Abstract: Disclosed is an optical fiber connector, comprising: a connector body (1), an outer frame sleeve (2) and a handle (3). The connector body (1) is provided with a connector head (11) for docking an optical fiber connector other than the current optical fiber connector, and the connector body (1) is externally provided with a first sliding groove (12); the outer frame sleeve (2) is slidably sheathed on the connector body (1); the handle (3) comprises a holding portion (31) and a hooking portion (32), with the hooking portion (32) extending forward from the holding portion (31), and the hooking portion (32) sliding along the first sliding groove (12); the connector body (1) and the handle (3) are respectively provided with abutting portions capable of abutting against each other, and when the handle (3) moves forward along the first sliding groove (12), the handle (3) abuts against the connector body (1) by means of the abutting portions to push the connector body (1) to move forward; and when the handle (3) moves backward along the first sliding groove (12), the hooking portion (32) can be hooked onto the outer frame sleeve (2) to pull the outer frame sleeve (2) to move backward.
Patent WO-2019227329-A1 (WO)
Title: Method for optimizing blood pressure measurement, and blood pressure measurement apparatus
Inventor: MA QIANG
IPC: A61B5/02
Filed: 2018-05-30
Abstract: A method for optimizing blood pressure measurement, and a blood pressure measurement apparatus. The method comprises: acquiring cardiac motion information of a test subject and a pulse wave signal thereof (S110); acquiring a motion signal of the test subject by means of a motion sensor (20) attached to the test subject (S130); detecting motion intensity of the test subject according to the motion signal (S150); recognizing a signal segment in the pulse wave signal corresponding to a period of time in which the motion intensity is greater than a first intensity threshold (S170); and based on the cardiac motion information, searching in the signal segment for a pulse wave signal consistent with the cardiac motion information.
Patent WO-2018228428-A1 (WO)
Title: 数据类型的识别、模型训练、风险识别方法、装置及设备
Inventor: CHENG YU
IPC: G06F17/30
Filed: 2018-06-13
Abstract: 一种数据类型的识别、模型训练方法、装置及计算机设备，该模型训练方法包括：获取第一样本数据集，利用第一样本数据集对异常检测模型进行训练；通过异常检测模型从第二样本数据集中检测出异常样本数据集，利用异常样本数据集对分类模型进行训练。该模型训练方法能降低分类模型的打分事件量，也能提供相对平衡的样本数据集进行训练，得到准确率较高的分类模型。将待识别数据先输入至异常检测模型中，能快速区分出是否为第一类数据，对于异常检测模型识别出的第一类数据之外的其他数据输入到分类模型进行识别，在线数据识别速度较快。
Patent WO-2020006765-A1 (WO)
Inventor: LI YE
IPC: G06T7/50
Filed: 2018-07-06
Abstract: 一种地面检测方法、相关装置及计算机可读存储介质，涉及检测技术领域，所述方法包括：获取深度图和相机的姿态角（101）；根据深度图和相机的姿态角构建世界坐标系下的三维点云（102）；根据世界坐标系下的三维点云获取初始地面区域（103），计算初始地面区域的倾角，并根据倾角确定地面检测结果（104）。通过获取的深度图和相机的姿态角来构建世界坐标系下的三维点云，并根据世界坐标系下的三维点云进行地面检测，而不需要对传感器的位置和姿态进行限定，具有普适性。
Patent WO-2020019295-A1 (WO)
Title: Image acquisition method, imaging apparatus, and photographing system
Inventor: SU GUANLIANG
IPC: H04N5/232
Filed: 2018-07-27
Abstract: An image acquisition method, an imaging apparatus (10), and a photographing system (100). The image acquisition method comprises: detecting the current definition of a photographed image of the imaging apparatus (10) (S1); and controlling, according to the current definition, the imaging device (10) to switch between two photographing modes, the two photographing modes comprising a spot focusing-spot metering mode and a global focusing-global metering mode (S2).
Patent WO-2019029467-A1 (WO)
Title: Method and device for acquiring identity information of tracking area of target serving cell
Inventor: DU ZHENGUO
IPC: H04W36/08
Filed: 2018-08-06
Abstract: A method and a device for acquiring identity information of a tracking area of a target serving cell, for reducing the power consumption of a terminal device. A method for acquiring a tracking area identity (TAI) of a cell reselection target serving cell, comprises: a terminal device acquiring a synchronization frame, sent by a network device of a target serving cell, received by a wake-up radio frequency (WUR) interface, the synchronization frame comprising identity information concerning a TA to which the target serving cell belongs, the target serving cell being a serving cell in which the terminal device is located after cell reselection; the terminal device acquiring, from the synchronization frame, the identity information concerning the TA to which the target serving cell belongs; and the terminal device determining whether a TA update is needed according to the identity information concerning the TA to which the target serving cell belongs, and if not, maintaining the main communication interface of the terminal device to be in an off state.
Patent WO-2019161641-A1 (WO)
Title: Chip and packaging method
Inventor: ZHAO NAN
IPC: H01L23/485
Filed: 2018-08-06
Abstract: Disclosed in an embodiment of the present application are a chip and a packaging method therefor.
In a chip, each first pad on a first pad array on a first substrate is bonded together with various corresponding second pins in a second pin array on different bare chips, thereby achieving short-distance, high-density interconnection between different bare chips;
a plastic body is used for wrapping a first pin, the second pin, the first bonding pad and the first substrate, thereby molding a fan-out unit and the first substrate into an integrated structure.
In the integrated structure, a bottom portion of each first pin of the first pin array, which is used for electrically connecting to the periphery of the chip, on a bare chip is not wrapped by the plastic body, and as such, each first pin may be directly electrically connected to the periphery of the chip.
The overall size of the chip provided by the embodiment of the present application is mainly determined by the size of a plurality of bare chips that are integrated together. Compared with the existing technology, the overall size of the chip provided by the embodiment of the present application is small, which may meet needs for chip miniaturization.
Patent WO-2019179068-A1 (WO)
Inventor: SUN CHENG
IPC: G06Q20/40
Filed: 2018-09-08
Abstract: A risk detection method and device, and a mobile terminal and a storage medium. The risk detection method comprises: selecting a service system, and setting a risk detection rule template in the service system, the risk detection rule template being internally provided with rule conditions and rule actions for execution, and a rule triggering threshold being set in the rule conditions (S1); setting a monitoring program to monitor all data requests received in the service system (S2); and determining whether the data requests are within a risk range or not according to the checking performed on the monitored data requests received in the service system by means of the rule triggering threshold in the risk detection rule template, and executing a corresponding strategy by means of the rule actions (S3). The method is simple and easy to use, and saves the labor and time cost. The detection rules are high in matching response speed and have small influences on the system.
Patent WO-2019062573-A1 (WO)
Title: Process chamber and capacitively coupled plasma apparatus
Inventor: WANG WENZHANG
IPC: H01J37/32
Filed: 2018-09-17
Abstract: Provided are a process chamber and a capacitively coupled plasma apparatus. The process chamber comprises a chamber body, a lining, and a magnetic assembly, wherein the lining is arranged inside the chamber body and defines and forms a process area for processing a wafer; and the magnetic assembly is arranged outside the process area, and a magnetic field generated by the magnetic assembly can narrow the gap between the etching rate of a peripheral area of the wafer and the etching rate of a central area thereof during the processing process of the wafer.
Patent WO-2020056578-A1 (WO)
Inventor: ZHANG ZHANG
IPC: H04L29/08
Filed: 2018-09-18
Abstract: Flexible physical channel configurations that support efficient transmission of discovery messages thereby enabling, among other things, SL discovery enhancement for NR. In one aspect, discovery messages are carried on either the PSCCH or the PSSCH or both.
Patent WO-2019080728-A1 (WO)
Title: Method for detecting heart rate abnormality on the basis of wi-fi signal
Inventor: YE WEI
IPC: A61B5/024
Filed: 2018-10-12
Abstract: A method for detecting heart rate abnormality on the basis of a Wi-Fi signal, comprising steps of: A1: receiving a wireless signal sent from an indoor Wi-Fi router; A2: extracting, from the Wi-Fi wireless signal, a CSI signal; A3: preprocessing the CSI signal data and modeling same, so as to extract heart rate curve characteristics; A4: transforming, from the the CSI signal data processed in step A3, a ventricle curve and an atrium curve; A5: comparing the curve data obtained in step A4 with arrhythmia data, and modeling same; A6: establishing arrhythmia indicators; and A7: performing real-time heart rate abnormality detection, so as to determine whether there is an abnormality, reminding a user, and meanwhile maintaining data records, and continuously optimizing, on the basis of the test results, characteristic data of the models.
Patent WO-2019210647-A1 (WO)
Title: Method for preparing avalanche photodiode
Inventor: ZHOU XINGYE
IPC: H01L31/18
Filed: 2018-10-16
Abstract: A method for preparing an avalanche photodiode. The method comprises: preparing a mesa on a wafer (S101); growing a sacrificial layer on an upper surface of the wafer and a side surface of the mesa (S102); removing the sacrificial layer in an ohmic contact electrode region of the wafer (S103): preparing an ohmic contact electrode in the ohmic contact electrode region of the wafer from which the sacrificial layer in the ohmic contact electrode region has been removed (S104); removing the sacrificial layer in a non-mesa region of the wafer on which the ohmic contact electrode is prepared and on the side surface of the mesa, the non-mesa region being a region of the wafer outside of the mesa (S105); growing a passivation layer on the upper surface of the wafer and the side surface of the mesa from which the sacrificial layer in the non-mesa region and on the side surface of the mesa has been removed (S106); removing the passivation layer on the upper surface of the mesa of the wafer and the passivation layer in the non-mesa region of the wafer corresponding to the ohmic contact electrode region (S107); and removing the sacrificial layer on the upper surface of the mesa of the wafer (S108). The method for preparing an avalanche photodiode can protect a photosensitive surface of a device from damage, thereby reducing the leakage current and improving the quantum efficiency and responsiveness of the device.
Patent WO-2020077552-A1 (WO)
Inventor: ZHANG DAOYUN
IPC: G16C20/70
Filed: 2018-10-17
Abstract: A tumor prognostic prediction method and system. The tumor prognostic prediction method comprises: acquiring feature information about a tumor patient, the feature information at least reflecting gene mutation information about the tumor patient (410); and on the basis of the feature information about the tumor patient, and according to a tumor prognostic prediction model, determining a prognostic prediction result of the tumor patient (420). Said method establishes a tumor prognostic prediction model on the basis of tumor patient data, being able to improve the accuracy of tumor prognostic prediction.
Patent WO-2019096184-A1 (WO)
Title: 阶梯码的解码方法、装置及存储介质
Inventor: WANG WEIMING
IPC: H03M13/25
Filed: 2018-11-15
Abstract: 一种阶梯码的解码方法，包括：对阶梯码中的初始的S个编码块进行软信息更新，并将得到的第一信息块的后S-T个编码块和T个新增加的编码块进行更新得到第二信息块（S402）；对第一信息块的前T个编码块和第二信息块的前S-T个编码块进行解码得到第三信息块（S404）；重复执行以下操作：从第二信息块或第三信息块中选取S-T个信息块，并对选取的S-T个信息块与T个新增加的编码块一并进行软信息更新，得到S个更新后的信息块，并将S块更新后的信息块作为新的第二信息块；对第三信息块中的第T+1到2T块信息和新的第二信息块中的前S-T块信息一并进行解码得到新的第三信息块，输出前T块信息作为译码器的输出（S406）。
Patent WO-2019096241-A1 (WO)
Title: 抗HBV的四氢异噁唑并[4,3-c]吡啶类化合物
Inventor: WU LIFANG
IPC: C07D498/04
Filed: 2018-11-16
Abstract: 一类抗HBV的四氢异噁唑并[4,3-c]吡啶类化合物及其药学上可接受的盐或其异构体被公开，所述化合物由式（I）表示。
Patent WO-2020103111-A1 (WO)
Inventor: SHOU LING CHAO
IPC: G02C9/00
Filed: 2018-11-23
Abstract: A spectacle frame. For various reasons, a pair of lenses generally only matches one spectacle frame on the market. If different styles of spectacle frames are needed, multiple pairs of lenses and multiple spectacle frames need to be bought. Provided is an improved spectacle frame. By using a pair of lenses (004), without tool assistance, various styles of frame bodies (010) and temples (008) can be replaced at any time. Moreover, the "eye wire distance" that a wearer feels the most comfortable, and the feeling when worn are retained.
Patent WO-2020113355-A1 (WO)
Title: A content adaptive attention model for neural network-based image and video encoders
Inventor: WONG MAN LAN
IPC: G06K9/62
Filed: 2018-12-03
Abstract: Various embodiments are generally directed to using attention models in neural network-based image and video encoders and/or decoders. A first feature map of a first image may be generated by a first layer of a neural network, the neural network executing on a computer processor to encode the first image. An attention layer of the neural network may compute an adaptive spatial saliency map for the first feature map of the first image based on the first feature map of the first image. The neural network may then perform an element-wise multiplication of the first feature map and the adaptive spatial saliency map for the first feature map to generate a modulated feature map to encode the first image.
Patent WO-2019109926-A1 (WO)
Title: 加热不燃烧卷烟滤嘴、加热不燃烧卷烟及其使用方法
Inventor: MA ZAOBING
IPC: A24D3/17
Filed: 2018-12-05
Abstract: 一种加热不燃烧卷烟滤嘴（10）、加热不燃烧卷烟（1）及其使用方法，加热不燃烧卷烟滤嘴（10）包括相连的第一部分和第二部分，第一部分为过滤棒（100），第二部分包括至少一个中空部（300）和至少一个降温部（200），降温部（200）包括至少一个贯穿的空腔通道（210），中空部（300）的中部为贯穿的空腔结构；加热不燃烧卷烟（1）包括加热不燃烧卷烟滤嘴（10）和烟草棒（20），其外包裹有成形纸（30）。加热不燃烧卷烟滤嘴（10）包括过滤棒（100）、降温部（200）和中空部（300），抽吸时烟草棒（20）通过加热器加热后，烟气通过中空部（300）、降温部（200）以及过滤棒（100），有效提高了烟气的通过量和烟气浓度，同时降低烟气温度以及提升卷烟的抽吸品质。