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21.
公开(公告)号:US20220075589A1
公开(公告)日:2022-03-10
申请号:US17309848
申请日:2020-11-05
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Chao YU , Quanzhong WANG , Xingqun JIANG , Jian WU , Yao WANG , Tieli CHEN , Xiaodong SHI , Hu ZHU , Hui QIAO , Jinlei LI , Dongbo CAO , Tao LI , Genyu LIU , Binbin CHI
Abstract: The present disclosure provides a display control method of a spliced screen, the spliced screen includes a plurality of sub-display screens, and the display control method includes: sending a display control signal to each sub-display screen in a wireless sending mode according to a time code signal; controlling displaying of each sub-display screen according to the display control signal, where the time code signal indicates a current time point; the display control signal is configured for controlling the sub-display screen to perform corresponding display processing on the display content stored in the sub-display screen, so that the sub-display screens display a target display contents together. The present disclosure further provides a display control device, a display system, an electronic device, and a computer readable storage medium.
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公开(公告)号:US20210150962A1
公开(公告)日:2021-05-20
申请号:US17094737
申请日:2020-11-10
Inventor: Qing LI , Liugang ZHOU , Ke DAI , Yizhan HAN , Liu HE , Yunyun LIANG , Jun WANG , Zhenlin QU , Jianwei SUN , Yulong XIONG , Tao LI , Yu QUAN , Xiaofeng YIN , Qian ZHOU , Pengjun FANG
IPC: G09G3/20
Abstract: A display driving device, a display driving method, a display module and a display device are provided. The display driving device includes: a PWM signal generating circuit configured to generate a PWM signal; a PWM signal acquisition circuit, configured to identify whether the PWM signal output by the PWM signal generating circuit is at a high level or a low level; a gamma voltage debugging circuit, configured to debug a gamma voltage to obtain a first group of gamma voltage reference data corresponding to the PWM signal at the high level and a second group of gamma voltage reference data corresponding to the PWM signal at the low level in each gray-scale image; and a gamma voltage switching circuit.
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23.
公开(公告)号:US20210051780A1
公开(公告)日:2021-02-18
申请号:US16990768
申请日:2020-08-11
Inventor: Jianwei SUN , Liugang ZHOU , Ke DAI , Yizhan HAN , Yulong XIONG , Tao LI , Xiaofeng YIN , Maoyang ZHU , Pengjun FANG
IPC: H05B45/325 , G02F1/1362 , G02F1/1345
Abstract: A source driver includes at least one data input terminal, a plurality of data output terminals, at least two control terminals and a plurality of source driving circuits. Each source driving circuit is connected to a data input terminal of the at least one data input terminal, a data output terminal of the plurality of data output terminals and the at least two control terminals. The source driving circuit is configured such that: the source driving circuit converts a format of a data signal from the data input terminal; and in response to one of different control signals that is received by all the at least two control terminals, the source driving circuit has a corresponding different output impedance, and transmits the converted data signal to the data output terminal.
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公开(公告)号:US20210035509A1
公开(公告)日:2021-02-04
申请号:US17040925
申请日:2019-01-04
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Kejun HU , Tao LI , Xinyi CHENG
Abstract: An electronic tag includes an electronic tag body, The electronic tag body includes a housing, a display screen configured to display information, and a sensor and a main controller that are disposed inside the housing. The sensor is configured to detect an ambient temperature of an environment in which the electronic tag body is located. The main controller is configured to shut off power supplied to the display screen in response to the ambient temperature detected by the sensor being beyond an operating temperature range of the display screen.
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公开(公告)号:US20200273390A1
公开(公告)日:2020-08-27
申请号:US16527560
申请日:2019-07-31
Inventor: Ke DAI , Tao LI , Liugang ZHOU
IPC: G09G3/20
Abstract: A control circuit board, an additional circuit board and a display device. The control circuit board includes a timing control circuit, the timing control circuit is configured to read a configuration code from a storage circuit on an additional circuit board outside the control circuit board, the configuration code includes a first code for configuring the timing control circuit, and the timing control circuit is further configured to generate, based on the first code, a control signal for controlling the display panel.
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公开(公告)号:US20200211094A1
公开(公告)日:2020-07-02
申请号:US16621106
申请日:2019-04-03
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Hongtao GUAN , Tao LI , Kejun HU
Abstract: The disclosure provides a calling method and system and an electronic price tag device. The calling method includes steps of: the electronic price tag device generating request information according to an operation instruction of a user and sending the request information including first position information of the electronic price tag device to a server; the server determining a shopping guide terminal corresponding to the first position information according to the first position information; and the server sending calling information including the first position information to the shopping guide terminal corresponding to the first position information.
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27.
公开(公告)号:US20240296134A1
公开(公告)日:2024-09-05
申请号:US17907355
申请日:2021-10-22
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Hong WANG , Yushun JIE , Shuo CHEN , Xinxin MU , Xinyi CHENG , Tao LI , Yangyang ZHANG , Feng ZHANG
CPC classification number: G06F13/385 , G06F13/4068 , G06F2213/0042
Abstract: An expansion apparatus for incorporating with a computing device and a computing system including the expansion apparatus are disclosed. The computing device includes a first OPS port. The expansion apparatus includes: a second OPS port configured for coupling to the first OPS port of the computing device; and a network adapter configured for connecting the computing device to a network, wherien the network adapter is connected with a data terminal of the second OPS port for data communication.
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公开(公告)号:US20240259218A1
公开(公告)日:2024-08-01
申请号:US18019843
申请日:2022-01-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Xitong MA , Tao LI , Kai ZHAO , Youxiang XIA
CPC classification number: H04L9/3268 , H04L9/0618 , H04L63/0428
Abstract: A data transmission method, an apparatus, a system, an electronic device and a readable medium are disclosed, and belong to the technical field of computers. The data transmission method of the present disclosure includes: receiving original transmission data transmitted by a data transmission device; determining a security key corresponding to the original transmission data, and performing an encryption and decryption processing on the original transmission data through the security key, to obtain security transmission data; and transmitting the security transmission data to the data transmission device; wherein the original transmission data is transmitted between the data transmission device and a cloud platform, and the security key is obtained from the cloud platform. The present disclosure can improve the security of data transmission and avoid the problem of cracking in the data transmission process.
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公开(公告)号:US20230269410A1
公开(公告)日:2023-08-24
申请号:US18010467
申请日:2021-06-16
Applicant: BOE Technology Group Co., Ltd.
Inventor: Tao LI , Chaofeng DONG , Dongbo CAO , Kejun HU , Jun YANG
IPC: H04N21/262 , H04N21/2187
CPC classification number: H04N21/262 , H04N21/2187
Abstract: A method for transmitting data streams, applicable to a stream distributing device including a plurality of transmitters, includes: acquiring a data stream to be transmitted; acquiring, from the data stream, a plurality of data segments corresponding to the plurality of transmitters, wherein each of the transmitters corresponds to at least one data segment, and different transmitters correspond to different data segments; and transmitting the corresponding data segments to a stream combining device using the plurality of transmitters, such that the stream combining device transmits the data stream to a playing device in response to acquiring the data stream by combining the plurality of data segments.
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公开(公告)号:US20210012699A1
公开(公告)日:2021-01-14
申请号:US16908283
申请日:2020-06-22
Inventor: Zhenlin QU , Liugang ZHOU , Ke DAI , Tao LI , Yulong XIONG , Yizhan HAN , Jianwei SUN , Liu HE , Yunyun LIANG , Jun WANG , Qing LI , Xutong CHEN , Liwei ZHOU , Xiaofeng YIN
Abstract: The preset disclosure provides a display control method, a timing controller IC and a display device. The method includes: acquiring a preset grayscale voltage of a target pixel unit and a backlight brightness of a backlight region corresponding to the target pixel unit, in a current output display frame; outputting a first grayscale voltage to the target pixel unit if the backlight brightness of the corresponding backlight region is less than or equal to a first preset brightness value; outputting a second grayscale voltage to the target pixel unit if the backlight brightness of the corresponding backlight region is greater than the first preset brightness value; wherein the second grayscale voltage is greater than the first grayscale voltage, and both the second grayscale voltage and the first grayscale voltage are greater than the preset grayscale voltage.
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