baber/WOPTO huggingface dataset:
Patent WO-2020239115-A1 (WO)
Title: Determination method and elimination method for aberration of electron microscope, and device
Inventor: LIN FANG
IPC: G01N24/08
Filed: 2020-05-29
Abstract: A determination method and an elimination method for the aberration of an electron microscope, and a device. The determination method comprises: training a neural network for image recognition by using a plurality of electron microscope simulation images, to obtain an electron microscope image recognition model, each electron microscope simulation image corresponding to respective set aberration (S110); recognizing an electron microscope image of an experimental sample by using the electron microscope image recognition model, to obtain the electron microscope simulation image corresponding to the electron microscope image of the experimental sample, the electron microscope simulation image and the electron microscope image of the experimental sample both belonging to images of a set type (S120); and obtaining a corresponding set aberration according to the electron microscope simulation image corresponding to the electron microscope image of the experimental sample, and taking the set aberration as the imaging aberration of the electron microscope image of the experimental sample (S130). The determination method can obtain an aberration value of an electron microscope by using a lattice image of an experimental sample, thereby avoiding using an amorphous area to measure the imaging aberration, and achieving the purpose of improving the imaging effect of the electron microscope.
Patent WO-2021008273-A1 (WO)
Title: 冰箱
Inventor: YI YAO
IPC: F25D23/12
Filed: 2020-06-09
Abstract: 一种冰箱，包括：箱体(10)，其内形成制冷间室(20)；风道(30)，设置于制冷间室(20)的一侧，具有入风口以及与制冷间室(20)连通的出风口(31)；制冷系统(50)，设置于箱体(10)内，用于产生冷气并通过风道(30)供应给制冷间室(20)；还包括杀菌除味模块(40)，杀菌除味模块(40)可拆卸的安装于风道(30)内，且部分置于制冷间室(20)内，杀菌除味模块(40)位于风道(30)的入风口到出风口(31)之间的冷气输送路径上。具有可拆卸连接的杀菌除味模块(40)的冰箱，便于用户更换，保证对内部持续进行杀菌除味。
Patent WO-2021227178-A1 (WO)
Inventor: SUN XINGWEI
IPC: B60K37/02
Filed: 2020-06-12
Abstract: 一种汽车仪表中控组合装置及汽车，汽车仪表中控组合装置包括盖板（1）、设置于盖板（1）背侧的显示部件（2）、架体（3）、电路板（4）和背壳（6），显示部件（2）包括仪表端显示部分（22）和中控端显示部分（21），盖板（1）包括热弯玻璃，热弯玻璃包括覆盖仪表端显示部分（22）的第一平板部（121）、覆盖中控端显示部分（21）的第二平板部（122）以及连接第一平板部（121）和第二平板部（122）的弯曲面板部（123），盖板（1）、仪表端显示部分（22）的显示屏以及中控端显示部分（21）的显示屏粘接在一起形成屏盖组件，第一平板部（121）与第二平板部（122）成钝角设置，以使得仪表端显示部分（22）的显示面与中控端显示部分（21）的显示面之间成钝角，屏盖组件通过胶水整体粘接于架体（3）。
Patent WO-2021169152-A1 (WO)
Title: 以易腐垃圾为原料制备炭基肥的方法及应用
Inventor: SHAN SHENGDAO
IPC: C05G3/80
Filed: 2020-07-17
Abstract: 提供一种炭基肥的制备方法，特别涉及一种以易腐垃圾为原料制备炭基肥的方法及应用，属于环保与肥料生产技术领域。一种炭基肥，该炭基肥由复合生物质炭和有机废弃物好氧发酵肥混合而成，复合生物质炭的质量百分含量为15-60％，复合生物质炭是由易腐垃圾为原料炭化制得，pH值通常为7.5-9.5。所述炭基肥的有效养分≥15wt％，总C含量为35-45wt％，pH为6.5-8.0。所述有效养分指N、P2O5、K2O含量。该炭基肥的制备方法将易腐垃圾变废为宝，分别利用易腐垃圾、畜禽粪便、蚕沙，并得到一种养分丰富的炭基肥，兼顾了作物养分需求和有机肥料的缓释性，从而能提高作物的产量，解决了现有技术中易腐垃圾的处理与资源化利用困难的问题。
Patent WO-2021023117-A1 (WO)
Inventor: XIA YU
IPC: G01N33/68
Filed: 2020-07-31
Abstract: Provided are an anti-CTLA4-anti-PD-1 bispecific antibody and uses thereof. The bispecific antibody comprises: a first protein functional area targeting PD-1 and a second protein functional area targeting CTLA4, where, according to the EU numbering system, the constant region of an immunoglobulin heavy chain is mutated at any two loci or three loci of locus 234, locus 235, and locus 237, and after the mutation, the affinity constant of the bispecific antibody with FcγRIIIa and/or C1q is reduced compared to that before the mutation. The bispecific antibody is capable of specifically binding with CTLA4 and PD-1, disabling the immunosuppression of CTLA4 and PD-1 with respect to the body, and activating T lymphocytes, and is applicable in preventing, treating, or diagnosing a tumor or anemia.
Patent WO-2022036540-A1 (WO)
Title: New array layout and program scheme for 3d crosspoint memory to lower latency and increase array size
Inventor: LIU JUN
IPC: G11C8/14
Filed: 2020-08-18
Abstract: A three-dimensional memory including bit line contacts arranged in two portions, a first portion of bit line contacts coupled to the bit lines at positions proximate a first edge of the array of memory cells and a second portion of bit line contacts coupled to the bit lines at positions proximate a second edge of the array of memory cells; and word line contacts arranged in two portions, a first portion of word line contacts coupled to the word lines at positions proximate a third edge of the array of memory cells and a second portion of word line contacts coupled to the word lines at positions proximate a fourth edge of the array of memory cells.
Patent WO-2021036885-A1 (WO)
Inventor: WANG QIANG
IPC: A61B5/08
Filed: 2020-08-19
Abstract: 一种呼吸监测仪、呼吸监测系统，涉及医疗器械领域。呼吸监测仪包括外部管道(11)和主机(12)，外部管道(11)与主机(12)可拆卸连接；外部管道(11)具有进气口和出气口，进气口与出气口通过外部管道(11)的腔体连通，且外部管道(11)包括多个第一通孔(111)；主机(12)包括多个第二通孔(121)，在外部管道(11)与主机(12)连接时，多个第一通孔(111)与多个第二通孔(121)一一对应连通，主机(12)用于对从第二通孔(121)进入主机(12)的气体进行检测。
Patent WO-2022041057-A1 (WO)
Inventor: XU ZOUMING
IPC: G06F3/044
Filed: 2020-08-27
Abstract: A touch substrate and a manufacturing method therefor, and a touch display device. The touch substrate comprises: an electrode connection bridge (20), a signal wiring layer (30), an insulating layer and a touch electrode layer which are sequentially formed along a direction away from a base substrate (10). The touch electrode layer comprises a plurality of first touch electrodes (71) and a plurality of second touch electrodes (72). The first touch electrodes (71) and the second touch electrodes (72) are configured crosswise.
Patent WO-2021057502-A1 (WO)
Title: Method and apparatus for determining physical sidelink feedback channel resource
Inventor: LIU YUN
IPC: H04W76/14
Filed: 2020-09-10
Abstract: A method and apparatus for determining a physical sidelink feedback channel resource. The method comprises: a first terminal device sending multicast information to at least two second terminal devices; the first terminal device determining, on the basis of the total number of terminal devices in a multicast group and on the basis of a resource group of physical sidelink feedback channel resources, a physical sidelink feedback channel resource corresponding to each second terminal device; and the first terminal device receiving, on the basis of the physical sidelink feedback channel resource corresponding to each second terminal device, feedback information respectively sent from the at least two second terminal devices. By means of the method, the allocation of physical sidelink feedback channel resources to terminal devices in a multicast group can be realized.
Patent WO-2021057720-A1 (WO)
Title: 神经网络模型处理方法、装置、计算机设备及存储介质
Inventor: ZHANG XIAO
IPC: G06N3/04
Filed: 2020-09-22
Abstract: 本申请实施例公开了一种神经网络处理方法、装置、计算机设备及存储介质，把一个算子拆分成多个规模更小的子算子，这样可以直接调用单核架构下的计算库，充分利用了多核处理器的硬件资源，从而可以避免重现实现的额外工作量。
Patent WO-2022061754-A1 (WO)
Title: Channel occupancy time for sidelink communication in unlicensed band
Inventor: VAN PHAN VINH
IPC: H04W72/04
Filed: 2020-09-25
Abstract: Embodiments of the present disclosure relate to devices, methods, apparatuses and computer readable storage media of Channel Occupancy Time (COT) for Sidelink (SL) communication in Unlicensed band (U-band). The method comprises receiving, at a first device and from a second device, configuration information associated with a COT at least for a SL transmission of the first device on an unlicensed resource pool allocated for the first device, the configuration information at least indicating whether a listen before talk procedure is required to be performed at the first device within the COT before the SL transmission; and performing the SL transmission within the COT based on the configuration information. In this way, the COT sharing mechanism can be used for SL communications in U-band and therefore a sensing procedure for resource selection may not be impacted by the LBT procedure.
Patent WO-2021073432-A1 (WO)
Inventor: LI PENGZHAN
IPC: A47K13/24
Filed: 2020-09-30
Abstract: L'invention concerne une toilette (100), la toilette (100) comprenant un corps de toilette (101), une lunette de toilette (103), un couvercle de toilette (102), au moins deux dispositifs de détection (105) et un dispositif de commande, la lunette de toilette (103) et le couvercle de toilette (102) étant reliés en rotation au corps de toilette (101), lesdits au moins deux dispositifs de détection (105) étant situés à l'avant du corps de toilette (101) et répartis sur les deux côtés de l'avant du corps de toilette (101), et le dispositif de commande étant connecté auxdits au moins deux dispositifs de détection (105), et le dispositif de commande recevant des signaux de détection et commandant la rotation de la lunette de toilette (103) et/ou du couvercle de toilette (102) par rapport au corps de toilette (101) en fonction de la corrélation entre les signaux de détection et lesdits au moins deux dispositifs de détection (105). L'invention concerne également un procédé de commande de toilette et un support de stockage.
Patent WO-2021218042-A1 (WO)
Inventor: DAI LIZHONG
IPC: C12Q1/70
Filed: 2020-10-14
Abstract: Provided is a composition for detecting mutations of 2019 novel coronavirus. Further provided is a kit containing the composition, the use of the composition, and a method for detecting mutations of 2019 novel coronavirus.
Patent WO-2022082506-A1 (WO)
Inventor: MAO YANLIN
IPC: C23C16/46
Filed: 2020-10-21
Abstract: Provided are a bearing system and a power control method for a bearing apparatus. The bearing system comprises a bearing plate, a rotating shaft, a heating wire and a power control module, wherein the rotating shaft is fixed on the bearing plate, and the rotating shaft synchronously rotates with the bearing plate; the heating wire is arranged below the bearing plate, the heating wire comprises n heating wire units that are distributed in the circumferential direction of the bearing plate, n ≥ 2, and each heating wire unit separately controls the temperature; and the power control module is used for controlling, during a rotation process, the power of the heating wire unit that is directly below a sinking end of the bearing plate to be less than the power of the other heating wire units, and/or the power of the heating wire unit that is directly below an up-turning end of the bearing plate to be greater than the power of the other heating wire units. According to the embodiments of the present invention, a consistent temperature in each area of a bearing plate and a consistent growth temperature in each area of a substrate borne by the bearing plate can be realized, such that the performance of epitaxially grown film layers is uniform.
Patent WO-2022087857-A1 (WO)
Inventor: LI BING
IPC: C12Q1/686
Filed: 2020-10-27
Abstract: A method for determining the moth transformation time of Bombyx mori. The method specifically comprises the following steps: (1) respectively constructing an association model between a relative transcriptional expression quantity of the cocoonase (Coc) gene of a male pupa and a female pupa of a species to be tested and a pupal-stage development time; and (2) measuring the relative expression quantity of the cocoonase gene of a pupa to be tested, and according to the gender (male or female), comparing same with the association model obtained in step (1) so as to carry out calculation to obtain the pupal-stage development time, and thus determine the moth transformation time. The method can be used to accurately determine the moth transformation time of Bombyx mori by means of accurately measuring the pupal-stage development time of one or more pupae. Errors caused by means of traditional visual observation can be reduced, and a new test method is provided for determining the moth transformation time in the species production work of Bombyx mori.
Patent WO-2021083259-A1 (WO)
Title: Signaling of cross-component adaptive loop filter
Inventor: ZHANG LI
IPC: H04N19/117
Filed: 2020-10-29
Abstract: A method of video processing includes performing a conversion between a portion of a chroma component of a video and a bitstream representation of the video according to a rule, wherein the rule specifies that whether a cross-component adaptive loop filtering (CC-ALF) tool is available for the conversion of the portion of the video is dependent on whether an availability or a use of an adaptive loop filtering (ALF) tool is indicated for a corresponding portion of a luma component.
Patent WO-2021088869-A1 (WO)
Inventor: CHEN WEI
IPC: G06T3/00
Filed: 2020-11-04
Abstract: 一种对大脑的三维数据进行平面化处理的方法，包括：一种在计算机中对大脑的三维数据进行平面化处理的方法，包括：通过扫描设备获取关于所述大脑的三维模型，所述三维模型中包括所述大脑的三维数据(S110)；在计算机中将所述三维模型以保面积的方式映射到圆形上，以形成保面积映射图(S130)。通过所述方法，能够将三维大脑模型转换到二维平面的圆形或单位圆盘上，从而能够将大脑模型与参考大脑模型进行对比，以方便医生更准确地判断出大脑病变的部位和程度。
Patent WO-2021129206-A1 (WO)
Title: 一种带光导的具有不同档位的旋钮开关
Inventor: LIU JINGE
IPC: H01H19/14
Filed: 2020-11-11
Abstract: 一种带光导的具有不同档位的旋钮开关（100）。一种旋钮开关（100），其特征在于，包括：旋钮头（101）；固定座（112）；凸轮（116）；以及滑块（120），旋钮头（101）包括指示块（103），指示块（103）下部设有轴向的导光柱（105），指示块（103）还包括光导反射结构，光导反射结构包括和旋钮头（101）顶部对应的出光顶面（1137），和该顶面相对的入光底面（1131），和旋钮头（101）外侧面对应的出光侧面（1133），和该出光侧面（1133）相对的内侧面（1135），以及和旋钮头（101）左右两侧对应的左侧面和右侧面，光导反射结构的内侧面包括主反射斜面（1032），用于对来自导光柱（105）的光进行首次反射，光导反射结构还包括空心孔（1034），用于对经主反射斜面（1032）反射的至少一部分光进行二次反射，从而使得经导光柱（105）进入光导反射结构的光从出光顶面（1137）和出光侧面（1133）射出。
Patent WO-2022099586-A1 (WO)
Inventor: CHEN ZHE
IPC: H04W4/06
Filed: 2020-11-13
Abstract: Certains modes de réalisation de la présente invention concernent des procédés, des dispositifs et des supports lisibles par ordinateur destinés à une communication. Selon certains modes de réalisation de la présente invention, un dispositif de réseau source reçoit une première PDU de protocole de tunnellisation comportant un premier numéro d'ordre. Le dispositif de réseau source émet une seconde PDU de PDCP comportant un second numéro d'ordre qui est au moins partiellement le même que le premier numéro d'ordre. Cela permet de s'assurer que le numéro d'ordre de PDCP est aligné avec le numéro d'ordre de protocole de tunnellisation.
Patent WO-2021189913-A1 (WO)
Inventor: YE LING
IPC: G06T7/10
Filed: 2020-11-27
Abstract: A method and apparatus for target object segmentation in an image, and a device and a storage medium. The method comprises: coding a labeled image set to obtain a first coding feature and a second coding feature (S4); respectively performing classification processing on the first coding feature and the second coding feature (S5); performing segmentation processing on the first coding feature (S6); constructing a segmentation loss function and a classification loss function according to a classification processing result and a segmentation processing result, and optimizing a target object segmentation model, to obtain a standard target object segmentation model; and performing target object segmentation on an image to be subjected to segmentation using the standard target object segmentation model, so as to obtain a segmentation result (S9). The method can be applied to lung lesion segmentation, and improve the efficiency and accuracy of target object segmentation in an image when the amount of low-precision labeled data is greater than the amount of high-precision labeled data.
Patent WO-2021110132-A1 (WO)
Inventor: CHEN LIHUA
IPC: B65D65/14
Filed: 2020-12-04
Abstract: A packaging film and a preparation method therefor. The packaging film comprises a leading film (1), adhesive films (2), general films (3), movable connection sections (4), and dead connection sections (5). The adhesive film (2) is connected to the general film (3) by means of the dead connection section (5) to form a film package. Several film packages are provided and sequentially connected to each other by means of the movable connection sections (4). The leading film (1) is connected to the adhesive film (2) of the first film package. Non-stick edges (21) are provided on both sides of the adhesive film (2). The adhesive films (2) are provided with machine identification marks (6). Arc-shaped recesses (7) are provided on both sides of the movable connection section (4). The packaging film has high mechanical strength, strong creep resistance, good puncture resistance, and high bonding property, is not easy to loosen, explode, and age, has high cost performance and strong practicability, and is convenient to use.
Patent WO-2022110310-A1 (WO)
Inventor: DAI AIMIN
IPC: G06F3/042
Filed: 2020-12-09
Abstract: A touch-control display panel. In the touch-control display panel, a first placement space (11a), a first placement slot (11b) and a second placement slot (11c) are arranged in a frame (11); a display panel (12) is arranged in the first placement space (11a); an infrared emission module (13) is arranged in the first placement slot (11b), and the infrared emission module (13) is arranged at the periphery of a light-emitting side of a display panel (12); and an infrared receiving module (14) is arranged in the second placement slot (11c), and the infrared receiving module (14) is arranged at the periphery of the light-emitting side of the display panel (12).
Patent WO-2021121166-A1 (WO)
Inventor: ZHANG CHENYU
IPC: C12N15/113
Filed: 2020-12-11
Abstract: Provided is a multi-targeted siRNA for treating cancers. Specifically, provided is an siRNA composition, comprising: a first siRNA molecule that reduces the expression of the first target gene; optionally, a coding sequence targeting a peptide element; and optionally, a second siRNA molecule that reduces the expression of the second target gene, wherein the first target gene is selected from the group consisting of EGFR, KRAS, or a combination thereof, and the siRNA composition reduces the expression of two or more genes. The siRNA or vector provided can be directly injected into the body to treat cancers.
Patent WO-2022116271-A1 (WO)
Title: 一种航空食品用环保节能型炒锅
Inventor: LI YANG
IPC: A47J36/00
Filed: 2020-12-15
Abstract: 一种航空食品用环保节能型炒锅（1），包括炒锅（1），炒锅（1）的一端安装有炒锅长柄（3），炒锅（1）的另一端安装有炒锅短柄（4），炒锅（1）的下表面设置有导热板（5），炒锅（1）的外表面焊接有分火板（6），炒锅（1）的外表面上端安装有挡板（7），炒锅（1）的上表面放置有锅盖（2），锅盖（2）的上表面安装有油烟蒸汽过滤构件（8），油烟蒸汽过滤构件（8）的一侧外表面贯通焊接有蒸汽管（9），油烟蒸汽过滤构件（8）的上表面安装有盖柄（10），锅盖（2）的下表面设置有卡圈（11），油烟蒸汽过滤构件（8）的前表面下端贯通焊接有排水口（12）。设置有挡板（7），且设置有除油烟功能，能过滤食品炒制过程中的油烟，并设置有蒸汽液化水液收集结构。
Patent WO-2022120936-A1 (WO)
Title: 一种修饰的核酸及其应用
Inventor: HU YONG
IPC: A61K31/7105
Filed: 2020-12-21
Abstract: 提供了一种修饰的核酸及其应用，属于核酸修饰技术领域，所述修饰的核酸，包括尿嘧啶核苷、胞嘧啶核苷、腺嘌呤核苷、鸟嘌呤核苷和化学修饰的核苷；所述化学修饰的核苷包括化学修饰的尿嘧啶核苷、化学修饰的胞嘧啶核苷、化学修饰的腺嘌呤核苷和化学修饰的鸟嘌呤核苷中的一种或几种。所述修饰的核酸稳定性高、免疫原性低、体内半衰期长；提供的修饰的核酸能够作为诊断剂或治疗剂，应用于疾病的诊断和治疗，与现有天然状态的核酸相比，克服了稳定性低、免疫原性高，体内半衰期短，需要短时间内反复给药，成本昂贵等缺点，在增强核酸药物疗效的同时降低了应用成本。
Patent WO-2021136225-A1 (WO)
Inventor: WANG LIFENG
IPC: F01L9/10
Filed: 2020-12-29
Abstract: 一种具有缓冲功能的全可变电液气门系统，包括：凸轮轴（101）、气门组件（106）、滑套（103）、螺旋轴（102）、活塞（105）和复位弹簧（104），所述滑套（103）相对于发动机固定，所述活塞（105）顶靠于气门组件（106），所述螺旋轴（102）在轴向上受控于凸轮轴（101）的凸轮面；所述螺旋轴（102）的第一端设置有螺旋面（102E），第二端设置有控制齿轮（102A）；所述滑套（103）开设有与缓冲腔（R）连通的缓冲油孔（123），所述缓冲油孔（123）通过节流装置（124）与所述发动机的低压油路连通。当气门即将落座时，活塞（105）首先碰撞缓冲环（121），由于节流装置（124）的作用，缓冲腔（R）内的机油对缓冲环（121）的运动起到阻尼作用，使气门缓慢落座，减小了对气门和气门座的密封面造成的冲击损坏，从而有效提高了气门机构的使用寿命。
Patent WO-2021136259-A1 (WO)
Title: Floating-point number multiplication computation method and apparatus, and arithmetical logic unit
Inventor: LIN TENGYI
IPC: G06F7/57
Filed: 2020-12-29
Abstract: A floating-point number multiplication computation method and apparatus, and an arithmetical logic unit, relating to the field of data processing. The method comprises: obtaining a plurality of first precision floating-point numbers to be computed (101); decomposing each first precision floating-point number to be computed to obtain at least two second precision floating-point numbers, wherein the precision of the second precision floating-point numbers is lower than that of the first precision floating-point numbers (102); determining combinations composed of the two second precision floating-point numbers obtained by decomposing different first precision floating-point numbers (103); inputting the second precision floating-point numbers in each combination to a second precision multiplying unit to obtain an intermediate computation result corresponding to each combination (104); and on the basis of the intermediate computation result corresponding to each combination, determining a computation result of the plurality of first precision floating-point numbers (105). Computation resources are saved by using the present method.
Patent WO-2022001083-A1 (WO)
Title: Camera structure for terminal device
Inventor: ZHU WINLY
IPC: H04M1/18
Filed: 2021-01-07
Abstract: The present invention relates to a camera structure for a terminal device. The terminal device has an internal accommodating cavity having an opening. A lifting structure body is provided in the accommodating cavity. A top portion of the lifting structure body is provided with a camera assembly. The accommodating cavity is further provided with a lifting driving mechanism for driving the lifting structure body to cause the camera assembly to extend out of or retract into the accommodating cavity from the opening, and a rotary driving mechanism for driving the camera assembly to rotate. The present invention is provided with a camera assembly therein. The camera assembly may be hidden in a terminal device body. The camera assembly can perform operations such as lifting and rotation so as to simultaneously perform photography at multiple angles, thereby achieving and expanding functions of front and back cameras. The above arrangement eliminates the need to install an external camera assembly on a terminal device, and no hole needs to be formed on a surface of a product to accommodate an external camera assembly, such that the product has a strong structure, and the appearance thereof is neat and clean.
Patent WO-2022151450-A1 (WO)
Inventor: LIU JINGWEI
IPC: A61P17/00
Filed: 2021-01-16
Abstract: Un procédé technique pour traiter la leucodermie à l'aide d'une transplantation de cellules souches de mélanocytes de follicules pileux est divulgué. Le procédé technique comprend les étapes suivantes : extraction des follicules pileux; séparation des follicules pileux; culture in vitro de cellules souches de mélanocytes de follicules pileux; inactivation des follicules pileux; et transplantation de cellules souches de mélanocytes de follicules pileux. Selon l'invention, la gaine de racine capillaire externe de follicule pileux contenant les cellules souches de mélanocytes de follicule pileux est obtenue au moyen de l'extraction et de la séparation précises. Après une opération, la région de la leucodermie devient uniquement noire et aucune pilosité ne pousse grâce aux techniques d'inactivation de follicule pileux, de culture et de séparation in vitro. Les multiples orifices folliculaires en forme de point peuvent rétablir la couleur d'origine au moyen d'une transplantation précise, de sorte que l'objectif d'éclaircissement rapide est obtenu.
Patent WO-2021190110-A1 (WO)
Title: 利用低共熔溶剂协同酸处理杨木粉制备微晶纤维素的方法
Inventor: YANG GUIHUA
IPC: C08B15/02
Filed: 2021-01-18
Abstract: 本发明提供了利用低共熔溶剂协同酸处理杨木粉制备微晶纤维素的方法，将杨木粉、低共熔溶剂和酸混合后，加热至150～200℃进行反应，将反应后的物料过滤获得微晶纤维素；所述低共熔溶剂为由氯化胆碱、聚乙二醇、1,4-丁二醇为原料制备获得，所述酸的添加量为杨木粉质量的20～35％。本发明采用由含有少量酸的低共溶溶剂体系处理杨木粉，能够省略漂白和酸解粗纤维素等过程，操作步骤简单，同时对设备腐蚀更少，工作环境安全。
Patent WO-2022007385-A1 (WO)
Title: Laser and visual positioning fusion method and device
Inventor: WANG XIAOTING
IPC: G01C21/20
Filed: 2021-01-18
Abstract: A laser and visual positioning fusion method and device. The method comprises: acquiring first maps established by a laser mapping engine and a second map established by a visual mapping engine, wherein the second map comprises a plurality of visual label sub-maps (S11); calculating a three-dimensional transformation relationship between each visual label sub-map and a corresponding first map (S12); determining a valid visual label sub-map when the visual mapping engine is in a positioning mode, and determining a positioning quality according to the valid visual label sub-map and the three-dimensional transformation relationship (S13); and determining visual positioning observation input information according to the positioning quality, and fusing the visual positioning observation input information with laser positioning information and odometer information (S14). By means of the cooperative work of a laser mapping engine and a visual mapping engine, the positioning stability can be maintained, and the range of applicable application scenarios can be expanded.