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公开(公告)号：US20250157401A1
公开(公告)日：2025-05-15
申请号：US18838685
申请日：2023-06-30
Inventor： Chunping LONG
IPC: G09G3/3233 , H10K59/121 , H10K59/131
Abstract: A display substrate and a display apparatus. In the display substrate, the first connection structure is connected with the gate electrode of the driving transistor and a first electrode plate of the storage capacitor, both the data line and the first connection structure extend along a first direction, and the data line includes an overlapping part, the first connection structure is opposite to the overlapping part of the data line in a second direction which is parallel to the base substrate and perpendicular to the first direction; the first connection structure and the overlapping part of the data line are insulated from each other, and respectively constitute a first electrode plate and a second electrode plate of a parasitic capacitance; and a ratio of a capacitance value of the parasitic capacitance to a capacitance value of the storage capacitor is greater than 0.001 and less than 0.01.
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公开(公告)号：US20250132747A1
公开(公告)日：2025-04-24
申请号：US18689219
申请日：2023-01-17
Inventor： Yingli SHI , Yanzhao LI
Abstract: A MEMS switch includes: a substrate, an anchor point, the first signal line, a first driving electrode, a switch beam, and a second signal line. The anchor point is on the substrate. The first signal line and the first driving electrode are on the substrate, and are arranged on two sides of the anchor point. The second signal line is on a side of the anchor point close to the substrate. The switch beam is connected with the anchor point, and two ends of the switch beam are suspended and on the side of the anchor point away from the substrate, an orthographic projection of the switch beam onto the substrate surface coincides at least partially with the orthographic projection of the first signal line onto the substrate surface, and an orthographic projection of the first driving electrode onto the substrate surface, respectively.
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公开(公告)号：US20250120245A1
公开(公告)日：2025-04-10
申请号：US18028462
申请日：2022-06-21
Inventor： Jingwen FENG , Maocheng JIANG , Yichi ZHANG
IPC: H10K50/115 , B82Y20/00 , C09K11/88 , H10K50/15 , H10K102/00
Abstract: A blue top emitting quantum dot light-emitting device and a display apparatus are disclosed. The blue top emitting quantum dot light-emitting device includes: a cathode and an anode oppositely arranged, a blue quantum dot light-emitting layer between the cathode and the anode, an electron transport layer between the cathode and the blue quantum dot light-emitting layer, and a hole transport layer between the blue quantum dot light-emitting layer and the anode; where: a material of the blue quantum dot light-emitting layer is ZnSe1-x:Tex/ZnSe/ZnS, ZnSe1-x:Tex means that a molar ratio of Se to Te is 1-x:x, and x is 0.03 to 0.07; a thickness of the hole transport layer is 10 nm to 35 nm, a thickness of the electron transport layer is 25 nm to 50 nm, and a sum of thicknesses of the hole transport layer and the electron transport layer is 55 nm to 65 nm.
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公开(公告)号：US12267044B2
公开(公告)日：2025-04-01
申请号：US18029173
申请日：2022-03-23
Inventor： Junwei Guo , Feng Qu , Biqi Li
IPC: H03D7/14 , H03K5/1252 , H03K21/00
Abstract: The present disclosure provides a frequency generator, and belongs to the technical field of communications. The frequency generator provided by the present disclosure includes: N stages of mixing modules and N stages of comb spectrum generation modules. Each of the comb spectrum generation modules is configured to provide a mixing module in a same stage as the comb spectrum generation modules with one stage of fundamental signal group generated according to a second reference signal; and different stages of fundamental signal groups are generated based on different second reference signals. A 1st-stage mixing module generates a 1st-stage mixed signal according to a 1st-stage fundamental signal group and a first reference signal, and the 1st-stage fundamental signal group includes a plurality of harmonic signals with a first frequency as a fundamental frequency.
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公开(公告)号：US12265293B2
公开(公告)日：2025-04-01
申请号：US17778864
申请日：2021-06-15
Inventor： Long Wang , Yidan Peng , Tuo Sun , Kui Liang , Liye Duan , Guangkui Qin
IPC: G02F1/1335 , G02F1/1343 , G02F1/1368 , G02F1/137 , H01L27/12
Abstract: A display panel and a preparation method therefor, and a display device are provided. The display panel includes first and second substrates oppositely provided, and a polymer-stabilized liquid crystal layer; multiple sub-pixels include at least one first sub-pixel emitting light from a side of the second substrate away from the first substrate and at least one second sub-pixel emitting light from a side of the first substrate away from the second substrate; the first substrate in a first sub-pixel has a first shielding pattern, and an orthographic projection of the pixel electrode therein on a display panel plane is within that of the first shielding pattern on the first substrate; the second substrate in a second sub-pixel has a second shielding pattern, and an orthographic projection of the pixel electrode therein on the display panel plane is within that of the second shielding pattern on the second substrate.
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Patent Agency Ranking
公开(公告)号：US20250095589A1
公开(公告)日：2025-03-20
申请号：US18576574
申请日：2023-04-28
Applicant: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD. , BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
Inventor： Jingwen Zhang , Yao Huang , Binyan Wang
IPC: G09G3/3266 , G11C19/28
Abstract: The present application relates to a shift register, a scanning driving circuit and a displaying device. The shift register includes a first inputting circuit, a first outputting circuit, a second inputting circuit, a second outputting circuit and a second controlling circuit. The second controlling circuit is electrically connected to a first node, a second node, a fifth voltage terminal, a second clock-signal terminal and a controlling terminal. The second controlling circuit is configured for, under the control of the signal of the second node, the control of a second clock signal and the control of the signal of the controlling terminal, when the first outputting circuit is switched on, disconnecting the electric connection between the first node and the fifth voltage terminal, and when the second outputting circuit is switched on, writing the signal of the fifth voltage terminal into the first node.
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公开(公告)号：US20250093726A1
公开(公告)日：2025-03-20
申请号：US18577410
申请日：2023-02-16
Inventor： Jiangbo Chen , Zeyuan Li , Fanli Meng , Ji Peng , Hu Meng , Liye Duan
Abstract: An electronic printing system includes an imaging apparatus and an electronic paper that can be detached from each other and can be coupled together to perform one or more functionalities. The imaging apparatus includes a first electrode and a first passivation layer. The electronic paper includes a second electrode, an electro-optic layer on the second electrode, and a second passivation layer on a side of the electro-optic layer away from the second electrode. When the imaging apparatus and the electronic paper are coupled together, the first electrode, the first passivation layer, the second passivation layer, the electro-optic layer, and the second electrode are sequentially arranged in a stacked structure, the first electrode and the second electrode being configured to apply an electric field to the electro-optic layer. The first passivation layer and the second passivation layer can be detached from each other.
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公开(公告)号：US12253749B2
公开(公告)日：2025-03-18
申请号：US18043524
申请日：2022-01-04
Inventor： Wenbo Li , Huaiping Zhang , Xiaodong Huang , Yuqiang Zhao , Jindou Liu
IPC: G02F1/133 , G02F1/1335 , G02F1/1343 , G02F1/1345
Abstract: A display apparatus includes a display panel, a mirror switching screen, a first photosensitive sensor, a first flexible circuit board and a driver board. The mirror switching screen is disposed on a light-exit side of the display panel. The first photosensitive sensor is configured to sense a light intensity of ambient light at a side of the mirror switching screen away from the display panel. The first flexible circuit board includes a bonding portion, a component portion and a wiring portion. The bonding portion is electrically connected to the mirror switching screen. The first photosensitive sensor is disposed on a side of the component portion proximate to the mirror switching portion.
The wiring portion has lines electrically connected to the first photosensitive sensor and bonding pads of the bonding portion. The driver board is electrically connected to the wiring portion of the first flexible circuit board.-
公开(公告)号：US20250089419A1
公开(公告)日：2025-03-13
申请号：US18837264
申请日：2023-12-22
Applicant: Hefei BOE Ruisheng Technology Co., Ltd. , BOE Technology Group Co., Ltd. , Beijing BOE Technology Development Co., Ltd.
Inventor： Jiawei XU
Abstract: Provided is a display panel. The display panel includes: a substrate; a first metal drive layer on a side of the substrate, wherein a plurality of conductive pads are arranged on the first metal drive layer; a light-absorbing layer on a side of the first metal drive layer, wherein an orthographic projection of the light-absorbing layer on the substrate is overlapped with an orthographic projection of the first metal drive layer on the substrate, and a plurality of first vias corresponding to the plurality of conductive pads are defined in the light-absorbing layer; a plurality of light-emitting units on a side of the light-absorbing layer, wherein the plurality of light-emitting units are electrically connected to at least part of the plurality of conductive pads through the plurality of first vias; and an auxiliary light-absorbing layer on a side of the plurality of light-emitting units.
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公开(公告)号：US20250087896A1
公开(公告)日：2025-03-13
申请号：US18579334
申请日：2022-12-26
Inventor： Dongdong ZHANG , Shihua WANG , Youjian HU , Yali WANG , Feng QU , Biqi LI
Abstract: A dual-polarized magnetoelectric dipole antenna, including a reflection plate, electric and magnetic dipoles, where the electric dipole includes four first electrodes; the magnetic dipole includes four second electrodes; the second electrodes are in one-to-one correspondence with the first electrodes, and each second electrode is connected between a corresponding first electrode and the reflection plate; each first electrode includes first and second sides connected to each other; the first side of the first electrode is adjacent to the first side of one adjacent first electrode, and the second side of the first electrode is adjacent to the second side of other one adjacent first electrode; each second electrode includes two sub-electrodes connected to the first and second sides of a corresponding first electrode, respectively; the sub-electrode has a slit opening therein, and an extending direction of the slit opening is parallel to a plane where the reflection plate is located.
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