baber/WOPTO huggingface dataset:
Patent TW-201917876-A (TW)
Title: Image sensor
Inventor: CHENG YUN-WEI
IPC: H01L27/146
Filed: 2018-04-17
Abstract: An image sensor including a semiconductor substrate, a plurality of color filters, a plurality of first lenses and a second lens is provided. The semiconductor substrate includes a plurality of sensing pixels arranged in array, and each of the plurality of sensing pixels respectively includes a plurality of image sensing units and a plurality of phase detection units. The color filters at least cover the plurality of image sensing units. The first lenses are disposed on the plurality of color filters. Each of the plurality of first lenses respectively covers one of the plurality of image sensing units. The second lens is disposed on the plurality of color filters and the second lens covers the plurality of phase detection units.
Patent TW-201943444-A (TW)
Title: Virtual reality multi-person board game interacting system, interacting method, and server
Inventor: HSUEH KAO-CHAO
IPC: G06F17/00
Filed: 2018-04-18
Abstract: A virtual reality (VR) multi-person board game interacting method comprises following steps: generating a VR board game scene when a terminal connects to a VR multi-person board game server; sending the VR board game scene to the terminal; receiving relating data which indicates an actual moving trajectory of a board game element being operated, and receiving sound data, the sound data comprising audio signal which indicates a preset event to be initiated; determining a virtual moving trajectory of the board game element being operated in the VR board game scene according to the relating data, analyzing the sound data to obtain the audio signal, a and generating a control command according to the audio signal; moving the corresponding board game element in the VR board game scene according to the virtual moving trajectory, determining a board game element in the VR board game scene which meets the initiating condition of the preset event, and controls the board game element to perform actions.
Patent TW-201934788-A (TW)
Title: Methods of and apparatus for magnetron sputtering
Inventor: ROHRMANN HARTMUT
IPC: C23C14/54
Filed: 2018-04-23
Abstract: A method of magnetron sputter-deposition or of manufacturing a substrate coated with a magnetron-sputter-deposited layer, comprising: providing in a vacuum enclosure (4, 40, 60) a target (1) having a sputter surface (11) and extending along a target plane (9); providing a substrate (13) having a surface to be sputter coated (15); providing a reaction space (I) between said sputter surface (11) and said surface (15) to be sputter coated; generating in said reaction space (I) a magnetron magnetic field (Bm), the magnetic field lines thereof, arcing between a first outer pole surface (20) of said sputter surface (11) and a first inner pole surface (22), said first outer pole surface (20) forming a closed loop on said sputter surface (11) around said first inner pole surface (22), seen in a direction (S1) towards said sputter surface (11); generating in said reaction space (I)and between at least one second outer pole surface (32) and at least one second inner pole surface (30) a further magnetic field (Ba); generating in said reaction space (I), by superposition of said magnetron magnetic field (Bm), and said further magnetic field(Ba), a resultant magnetic field (Br), the directional component of said resultant magnetic field (Br), parallel to said target plane (9) at a locus in said reaction space (I) being larger than the directional component of said magnetron magnetic field (Bm), parallel to said target plane (9) at said locus, at least in a predominant volume-area of said reaction space (I).
Patent TW-201933295-A (TW)
Title: Defect evaluation system
Inventor: HSU CHIH-HAO
IPC: G08C25/00
Filed: 2018-05-04
Abstract: The present invention provides a defect evaluation system for monitoring damaged conditions of a vehicle. The defect evaluation system comprises a sensing circuit, a detection module and a warning module. The sensing circuit is configured on the vehicle. The detection module is connected to the two ends of the sensing circuit. The detection module outputs a pulse signal to the sensing circuit, and receives a returned signal from the sensing circuit. The warning module is coupled to the detection module. The warning module generates a warning message about the damaged conditions of the vehicle based on the returned signal. Compared to prior art, the flexible sensing circuit used in the present invention does not only reduce the limitation of geometric shape and space of the vehicle, but also reduce the human and material needs.
Patent TW-201947364-A (TW)
Title: ACAT auxiliary input device including an input unit, a device conversion unit, and an output signal unit
Inventor: WU CHUNG-MIN
IPC: G06F3/023
Filed: 2018-05-09
Abstract: The present invention discloses an ACAT auxiliary input device, which includes an input unit, a device conversion unit, and an output signal unit. The input unit is configured to input one of an external digital signal and a mechanical signal into the ACAT auxiliary input device. The device conversion unit is configured to convert the digital signal and the mechanical signal for output. The output signal unit is configured to output signals to an ACAT auxiliary system.
Patent TW-201905430-A (TW)
Title: Wind tunnel device capable of increasing the flow rate of fluid so as to provide a relatively wide range of test condition changes
Inventor: Zhu ren-cheng
IPC: G01M9/04
Filed: 2017-06-16
Abstract: The present invention provides a wind tunnel device having a convection generator, a first channel, a second channel, a first contraction section, and a test assembly. The first channel and the second channel are respectively connected to two sides of the convection generator. The first contraction section has a wide opening end and a narrow opening end, and the wide opening end of the first contraction section is connected to the first channel. One end of the test assembly is connected to the narrow opening end of the first contraction section, and the other end is connected to the second channel. A standardizing member and at least one to-be-tested member are disposed in the test assembly for performing a test or correction. Therefore, the present invention is advantageous in that the flow rate of fluid can be increased through the first contraction section and provides a relatively wide range of changing test conditions.
Patent TW-202002713-A (TW)
Title: 基於乙太網路的遠端設備之物件化與控制機制之處理系統與其方法
Inventor: LIN HONG-ZHOU
IPC: H04L12/70
Filed: 2018-06-08
Abstract: 一種基於乙太網路的遠端設備之物件化與控制機制之處理系統其方法。本發明之處理方法包括：建立中介設備與控制端的網路連線；中介設備發送裝置資訊至控制端；接獲裝置資訊，控制端根據裝置資訊加載多個虛擬通訊介面；根據每一虛擬通訊介面產生相應的虛擬存取模型；控制端設定遠端設備，根據遠端設備套用虛擬通訊介面與虛擬存取模型；控制端調用虛擬通訊介面與虛擬存取模型控制中介設備；中介設備將第一網路封包轉換為設備命令，將設備命令發送至終端設備；中介設備將終端設備的回覆響應轉換為第二網路封包，將第二網路封包傳送至控制端。
Patent TW-202001519-A (TW)
Inventor: YEH CHIA-CHI
IPC: G06F3/041
Filed: 2018-06-28
Abstract: 一種觸控面板，包括：一觸控偵測基板，具有一第一固定邊緣，在該觸控偵測基板上設置有至少一鄰近該第一固定邊緣的第一周邊區，在該第一固定邊緣上形成有至少一第一嵌合開槽；以及一軟性電路板，與該觸控偵測基板相互固定，且具有一第二固定邊緣，在該軟性電路板上設置有至少一鄰近該第二固定邊緣的第二周邊區，其中，該軟性電路板的第二固定邊緣嵌入於該觸控偵測基板的該第一嵌合開槽中。該觸控偵測基板因省略嵌合開槽而可讓第二周邊區獲得較佳配置。
Patent TW-202007079-A (TW)
Title: Solidly mounted resonator
Inventor: CHEN YING-CHUNG
IPC: H01L41/16
Filed: 2018-07-04
Abstract: This invention provides a solidly mounted resonator that includes a substrate, a Bragg reflector disposed on the surface of the substrate, a piezoelectric film deposed on the Bragg reflector, and an electrode unit disposed on the piezoelectric film. The Bragg reflector includes a plurality of high acoustic impedance layers. And the material of the electrode unit is the same of the high acoustic impedance layers. The excited wave of the piezoelectric film is longitudinal wave. This invention also provides a solidly mounted resonator that the material of the electrode unit is different from the high acoustic impedance layers. The excited wave of the piezoelectric film is shear wave.
Patent TW-201910369-A (TW)
Inventor: TSUJINO TOMA
IPC: G02B1/04
Filed: 2018-07-20
Abstract: An optical film which is formed from a thermoplastic resin, and wherein: the thermoplastic resin contains a hydrogenated block copolymer (G) that contains two or more polymer blocks (D) per molecule, said polymer blocks (D) being mainly composed of a cyclic hydrocarbon group-containing compound hydride unit (I) and one or more polymer blocks (E) per molecule, said polymer blocks (E) being mainly composed of a chain hydrocarbon compound hydride unit (II) or a combination of the unit (I) and the unit (II); and the thermoplastic resin satisfies G"/G' > 0.95 or ([eta]|[epsilon] =2 - [eta]|[epsilon] =1) > -1.0 * 104 Pa·s. In the formula, G' represents the storage elastic modulus of the thermoplastic resin; G" represents the loss elastic modulus of the thermoplastic resin; and ([eta]|[epsilon] =2 - [eta]|[epsilon] =1) represents the slope of the elongation viscosity of the thermoplastic resin.
Patent TW-201909882-A (TW)
Inventor: ISHIMORI TSUNAYUKI
IPC: A61Q5/12
Filed: 2018-07-26
Abstract: The purpose of the present invention is to provide a hair strengthening agent capable of improving the strength of the hair itself. The present invention pertains to: a hair strengthening agent comprising glyoxylic acid; a hair strengthening agent composition including the hair strengthening agent; and a hair strengthening treatment method that includes steps for (1) applying the hair strengthening agent or the hair strengthening agent composition to the hair, (2) allowing the hair strengthening agent or the hair strengthening composition to stand applied to the hair, (3) washing the hair, and (4) drying the hair, and may optionally include a step for (5) treating the hair by a hair styling iron. The pH of the composition is preferably within the range of 1.0-3.0.
Patent TW-202009492-A (TW)
Title: 探針頭
Inventor: HSIEH SHANG-JUNG
IPC: G01R31/26
Filed: 2018-08-09
Abstract: 一種探針頭包含探針座與探針。探針座包含上導位板與下導位板，上導位板具有第一導位孔，下導位板具有第二導位孔，第二導位孔呈矩形。探針穿越第一導位孔以及對應之第二導位孔，探針包含針體與彈簧套筒。針體具有針尖與針身，針身連接針尖，針尖具有第一橫切面，第一橫切面至少部分位於對應之第二導位孔內，且第一橫切面具有相對之兩直邊以及相對之兩弧邊，針身具有第二橫切面，第二橫切面為圓形。彈簧套筒套設於針體外，並具有連接端、彈簧部與自由端，彈簧部連接於連接端與自由端之間，連接端與針身固接而形成突出部，自由端遠離針尖。
Patent TW-202009949-A (TW)
Inventor: LIU SHUR-FEN
IPC: H05K1/03
Filed: 2018-08-10
Abstract: A dielectric composite is provided. The dielectric composite comprises: at least one first dielectric layer; and at least one second dielectric layer, wherein the first dielectric layer has a thermal coefficient of dielectric constant (TCDk) not higher than -150 ppm/DEG C, and the second dielectric layer has a TCDK not lower than 50 ppm/DEG C; and the dielectric composite has a dielectric constant (Dk) not lower than 4, and a TCDk ranging from 0 to -150 ppm/DEG C.
Patent TW-202009014-A (TW)
Title: Wastewater treatment structure of autoclave having the effects of taking up very little space, saving energy and lowering equipment cost
Inventor: DENG SHANG-RU
IPC: A61L2/06
Filed: 2018-08-15
Abstract: An autoclave wastewater treatment structure includes an autoclave, a wastewater sterilization tank, a wastewater storage barrel and a wastewater pump. The autoclave comprises a sterilization chamber for articles placed therein for sterilization and a steam generation device generating and delivering high-temperature steam to the sterilization chamber. The wastewater sterilization tank is disposed in the sterilization chamber for receiving wastewater to be sterilized. The wastewater storage barrel is used to receive and store the wastewater generated by the autoclave performing high-temperature steam sterilization of articles. After the autoclave performs sterilization of articles, the wastewater pump delivers the wastewater in the wastewater storage barrel to the wastewater sterilization tank to be sterilized together with the articles in the next batch. The structure has the effects of taking up very little space, saving energy and lowering equipment cost.
Patent TW-202011636-A (TW)
Title: 行動裝置
Inventor: CHANG KUN-SHENG
IPC: H01Q1/22
Filed: 2018-09-03
Abstract: 一種行動裝置，包括：一本體、一天線結構，以及一浮接輻射部。本體包括一框架和一外殼，其中框架係位於一第一平面，外殼包括一平行區域和一削型區域，而平行區域係位於與第一平面平行之一第二平面。浮接輻射部係鄰近於天線結構，並用於增強天線結構之輻射效率。天線結構於外殼上具有一第一垂直投影，其中第一垂直投影係位於平行區域內。浮接輻射部於外殼上具有一第二垂直投影，其中第二垂直投影係位於削型區域內。框架係至少部份由非導體材質所製成，而外殼係至少部份由導體材質所製成。
Patent TW-202001897-A (TW)
Inventor: PENG SHIH-WEI
IPC: G11C11/40
Filed: 2018-09-13
Abstract: 本揭露揭示例示性雙傳輸閘及所述例示性雙傳輸閘之不同例示性積體電路佈局的例示性實施例。此等例示性積體電路佈局表示雙高度（亦稱為雙規則）積體電路佈局。此等雙規則積體電路佈局包括電子裝置設計實際區域中的多個列之第一列組及電子裝置設計實際區域中的多個列之第二列組以容納半導體堆疊之第一金屬層。第一列組可包括第一對互補金屬氧化物半導體場效（CMOS）電晶體，諸如第一p型金屬氧化物半導體場效（PMOS）電晶體及第一n型金屬氧化物半導體場效（NMOS）電晶體，且第二列組可包括第二對CMOS電晶體，諸如第二PMOS電晶體及第二NMOS電晶體。此等例示性積體電路佈局揭露不同幾何形狀之不同配置及配置，所述不同幾何形狀設置於半導體堆疊之氧化物擴散（OD）層、多晶矽層、金屬擴散（MD）層、第一金屬層及/或第二金屬層內。在以下例示性實施例中，第一金屬層內的不同幾何形狀設置於多個列電子裝置設計實際區域內，且OD層、多晶矽層、MD層及/或第二金屬層內的不同幾何形狀設置於多個行電子裝置設計實際區域內。
Patent TW-202015325-A (TW)
Inventor: HSIAO HENG-SHENG
IPC: H02P6/06
Filed: 2018-10-05
Abstract: 本發明所提供旋轉軸件之偏移感測機構者，係於一旋轉軸件之周側設置可隨該旋轉軸件同步轉動之同心圓弧狀第一磁區以及一以增量編碼或絕對編碼之第二磁區，並以一定著於一外部固著元件之感測單元，於該旋轉軸件轉動時，對該第一磁區與該第二磁區進行感測並產生感測訊號，再以該感測訊號解析該旋轉軸件之位置，從而獲得該旋轉軸件之旋轉角度及其在徑向上或在軸向上之偏移量。
Patent TW-202015384-A (TW)
Title: User selection method for non-orthogonal multiple access system and base station thereof
Inventor: WANG CHIN-LIANG
IPC: H04L27/34
Filed: 2018-10-09
Abstract: The disclosure provides a user selection method for non-orthogonal multiple access (NOMA) systems and a base station thereof. The method includes: (1) initializing the cluster-partition parameter i to be 2; (2) dividing N user devices into i clusters; (3) selecting a reference device from each of the i clusters to form a reference cluster; (4) performing a power allocation algorithm for the reference cluster to calculate a power allocation factor for each of the reference devices; (5) determining whether each of the reference devices with the calculated power allocation factors meets a set of constraints: if all of the reference devices meet the set of constraints, increasing the value of i by 1 and then going back to step (2); if any one of the reference devices does not meet the set of constraints and i is not equal to 2, performing NOMA transmission for the reference cluster.
Patent TW-202014765-A (TW)
Title: Display appratus
Inventor: LIN HUNG-CHE
IPC: G02F1/13
Filed: 2018-10-12
Abstract: A display apparatus including a first substrate and pixels disposed on the first substrate is provided. Each of the pixels includes a first signal line, a thin film transistor electrically connected to the first signal line, a pixel electrode electrically connected to the thin film transistor and a first auxiliary electrode. The pixel electrode has first branch portions and second branch portions. The first branch portions define a first domain. The second branch portions define a second domain. An alignment direction of the first domain and an alignment direction of the second domain are different. A first boundary region is located between the first domain and the second domain. The first auxiliary electrode is disposed on the first boundary region and partially overlapped with the first signal line. The first auxiliary electrodes of any two adjacent pixels are separated from each other.
Patent TW-201923844-A (TW)
Title: Ultra-fine pattern deposition apparatus, ultra-fine pattern deposition method using the same, and light-emitting display device manufactured by ultra-fine pattern deposition method
Inventor: BANG HYUNG-SEOK
IPC: H01L21/20
Filed: 2018-10-29
Abstract: An ultra-fine pattern deposition apparatus is provided. The ultra-fine pattern deposition apparatus includes a base substrate, a heating part, a source part and a pattern guide. The heating part is included in the base substrate and generates heat. The source part is disposed on the heating part. The pattern guide has an opening including a laterally recessed lower part and an upper part laterally protruded from the lower part in order to guide a source emitted from the source part to a target region.
Patent TW-202018629-A (TW)
Title: 具個人化商品推薦的影音系統和方法
Inventor: LAN YI-JEN
IPC: G06Q30/02
Filed: 2018-10-31
Abstract: 本發明提供一種具個人化商品推薦的影音系統和方法。方法包含以下步驟：利用伺服器儲存個人化訊息；在播放平台上播放動態內容、靜態內容或其組合；利用平台控制裝置取得個人化訊息以及動/靜態內容資訊，並據以設定商品推薦訊息；利用平台控制裝置控制播放平台播放商品推薦視窗以顯示商品推薦訊息；利用平台控制裝置依據客戶端點選的商品推薦訊息以輸出待購清單；利用播放平台顯示待購清單；利用平台控制裝置控制播放平台跳轉至電商平台；在電商平台上提供客戶端選擇和調整待購清單中的待購商品訊息；以及利用電商平台產生訂購清單。
Patent TW-202018403-A (TW)
Inventor: HUANG JIA-BIN
IPC: G03B21/16
Filed: 2018-11-05
Abstract: 一種散熱裝置，包括兩個絕緣層、兩個金屬層、一半導體層及一螢光粉層。半導體層配置於此兩個金屬層之間，且半導體層與此兩個金屬層的整體配置於此兩個絕緣層之間。螢光粉層配置於其中一個絕緣層上。一種投影機亦被提出。
Patent TW-202021126-A (TW)
Title: Semiconductor devices and methods for fabricating the same
Inventor: CHEN CHIH-YEN
IPC: H01L21/30
Filed: 2018-11-23
Abstract: A semiconductor device includes a channel layer, a first barrier layer, a second barrier layer, a source electrode, a drain electrode and a gate structure. The channel layer, the first barrier layer, the second barrier layer sequentially stacked over a substrate. The source electrode, a drain electrode and the gate structure at least extend through a portion of the second barrier layer. The source electrode, a drain electrode and the gate structure have respective bottom surfaces located at substantially the same level and adjacent to the first barrier layer.
Patent TW-202024830-A (TW)
Title: Error detection method and self-propelled device using the error detection method capable of determining whether the movement of a main body of a self-propelled device is in an error state
Inventor: CHEN ZHI-FENG
IPC: G05D1/02
Filed: 2018-12-26
Abstract: The present invention provides an error detection method and a self-propelled device using the error detection method. The method includes: enabling a driving unit to drive a main body of a self-propelled device to move on the ground, and using a first sensing unit to sense the operation state of the driving unit; a control unit obtaining a preset value of the main body moving speed according to the operation state of the driving unit; enabling a second sensing unit to sense the movement state of the main body relative to the ground; the control unit obtaining an actual value of the main body moving speed according to the movement state of the main body relative to the ground; wherein when the preset value of the main body moving speed does not correspond to the actual value, the control unit determines the movement of the main body is in an error state.
Patent TW-202023948-A (TW)
Inventor: LIU TE-HSIN
IPC: A01N25/04
Filed: 2018-12-27
Abstract: The present invention provides a nano silica gel comprising: a silicon, which is an inorganic clay in an amount of 0.9 to 4.7%; an exfoliation agent, a polysaccharide which is composed of a plurality of glucosamines (deacetylated units) and a plurality of N-acetylglucosamines, and is combined by a β-(1-4) glycosidic bond, the content of the exfoliation agent is 0.6~3.4%; the acid is an acidic compound, the content is 0.3-2%; and water, havinga chemical formula of H2O, the content is 92-98%; wherein the particle size of the nano silica gel is less than 500 nm.
Patent TW-202026866-A (TW)
Title: Microcontroller, decryption method for microcontroller and decryption system
Inventor: TU CHIEH-SHENG
IPC: H04L9/28
Filed: 2018-12-28
Abstract: A microcontroller is provided in the invention. The microcontroller comprises a first non-volatile memory, a volatile memory, a second non-volatile memory, and a processor. The controller obtains a decryption program and an encrypted data form a burning device through a communication interface. The first non-volatile memory is coupled to the controller and receives the decryption program. The volatile memory is coupled to the controller and receives the encrypted data. The second non-volatile memory stores the decrypted data. The processor is coupled to the first non-volatile memory, volatile memory and second non-volatile memory, and generates the decrypted data according to the decryption program and the encrypted data.
Patent TW-202024949-A (TW)
Inventor: HSIAO ONEIL YU-TING
IPC: G06F16/00
Filed: 2019-01-04
Abstract: A method for establishing cross-language information is disclosed. The method includes steps of collecting a plurality of set of object information from a plurality of network platforms by a processor of a system; by the processor, building a first data structure corresponding to a source language and a second data structure corresponding to a target language according to the plurality of sets of object information; by the processor, categorizing a plurality of sets of first object information in the first data structure according characteristics of the plurality of sets of first object information to form a plurality of source image groups; by the processor, categorizing a plurality of sets of second object information in the second data structure according characteristics of the plurality of sets of second object information to form a plurality of target image groups; wherein each source image group includes a plurality of source hashtag groups, and each target image group includes a plurality of target hashtag groups.
Patent TW-202008229-A (TW)
Title: Event prediction method and apparatus, and electronic device
Inventor: Lu xu-ming
IPC: G06Q10/04
Filed: 2019-01-18
Abstract: An event prediction method and apparatus, and an electronic device, which are applied to a blockchain node. The method comprises: acquiring a prediction result input by a participant for a specified event and released on a blockchain, wherein the input moment of the prediction result is earlier than the occurrence moment of an actual result of the specified event; releasing a corresponding comparison result to the blockchain by comparing the prediction result with the actual result; and invoking a smart contract for asset allocation in the blockchain, wherein the smart contract is used for reading the comparison result so as to send an allocation instruction to an off-chain object according to the comparison result, and the allocation instruction is used for instructing the off-chain object to allocate a first off-chain equity credential to the participant.
Patent TW-202001811-A (TW)
Title: 偵測器
Inventor: WASHIZU KEISUKE
IPC: G08B17/10
Filed: 2019-02-21
Abstract: 一種偵測器附接到天花板的安裝面，並具有面向安裝面的附接面，偵測器包括使煙霧流入的遮光空間、偵測煙霧流入遮光空間內的發光單元和光接收單元、容置發光單元、光接收單元和遮光空間的外罩、允許含煙霧氣體流入並流出遮光空間的外罩側內側流入/流出開口和外罩側外側流入/流出開口，外罩側內側流入/流出開口和外罩側外側流入/流出開口設置在相對於大致上與附接面正交的方向朝向外罩中附接面的相對側，及導引氣體的主體側傾斜部件和導引部件側傾斜部件，使氣體通過外罩側內側流入/流出開口和外罩側外側流入/流出開口流入遮光空間。
Patent TW-202022345-A (TW)
Title: Automatic cell analysis device and operation method thereof
Inventor: DUAN ZHI-XING
IPC: G01N21/01
Filed: 2019-03-11
Abstract: The present disclosure provides an automatic cell analysis device that includes a camera, an electric stage, a processor and a storage device. The electric stage carries a sample of cells to be tested. The processor commands that the electric stage sequentially moves to a plurality of positions on a predetermined trajectory, so that the camera captures a plurality of pictures corresponding to the plurality of positions. The storage device stores a plurality of pictures. The processor analyzes the 
number of repeated cells in the overlapping region in any two adjacent pictures in the plurality of pictures, and then subtracts the number of repeated cells from the total number of cells in the plurality of pictures to obtain the cell counting result.
Patent TW-201942196-A (TW)
Title: Polyimide resin, polyimide varnish, and polyimide film
Inventor: ABIKO YOHEI
IPC: C09D179/08
Filed: 2019-03-18
Abstract: A polyimide resin of the present invention is a polyimide resin having structural units A derived from a tetracarboxylic dianhydride and structural units B derived from a diamine, wherein the structural units A include a structural unit (A-1) derived from a compound represented by formula (a-1) and a structural unit (A-2) derived from a compound represented by formula (a-2), and the structural units B include a structural unit (B-1) derived from a compound represented by formula (b-1).