Abstract: Provided is a method performed by a system for distribution storage of blockchain transaction data based on an erasure code. The method includes performing RS encoding on a predetermined number of blockchain transaction original data; and after the RS encoding is performed, applying LRC encoding technique to blockchain transaction original data (LRC-encoded original data), which needs to be accessed high speed, among the RS-encoded transaction original data to encode and store the LRC-encoded original data, and repairing the LRC-encoded original data through decoding.
Type:
Grant
Filed:
December 27, 2023
Date of Patent:
April 22, 2025
Assignee:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Inventors:
Sohyun Park, Myungcheol Lee, Beongjun Choi
Abstract: The embodiments of the present application provide a wireless communication method, including: receiving, by a terminal device, first information broadcast by a first network; wherein the first information includes a capability level threshold and/or a type of a device prohibited or allowed to access the first network; the first information is configured to restrict access to the first network.
Type:
Grant
Filed:
October 3, 2022
Date of Patent:
April 22, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Abstract: A display screen frequency conversion method, a DDIC chip, and a terminal are provided. The method includes: outputting a Tearing Effect (TE) signal to an Application Processor (AP) at a first base frame rate, and performing an image scanning and a frame compensating at the first base frame rate; receiving a frequency reducing instruction issued by the AP, wherein the frequency reducing instruction is configured to instruct to reduce a base frame rate of the display screen; and outputting the TE signal to the AP at a second base frame rate based on the frequency reducing instruction and continually performing the image scanning and the frame compensating at the first base frame rate, wherein the second base frame rate is less than the first base frame rate.
Type:
Grant
Filed:
May 16, 2023
Date of Patent:
April 22, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Abstract: A method for resolving service conflict includes: receiving, when time domain resources of a first physical downlink shared channel (PDSCH) and a second PDSCH overlap, at least one of the first PDSCH and the second PDSCH; wherein, the first PDSCH carries a first type of service, and the second PDSCH carries a second type of service.
Type:
Grant
Filed:
July 15, 2022
Date of Patent:
April 22, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Abstract: Disclosed herein are an evidence collection guidance method and apparatus for file selection. The evidence collection guidance method includes generating pieces of preliminary analysis information that are pieces of collection target information, setting levels of the pieces of preliminary analysis information based on predefined rules, and generating and outputting notification information including summary description information and follow-up measure items related to the pieces of preliminary analysis information corresponding to the levels.
Type:
Grant
Filed:
July 13, 2022
Date of Patent:
April 22, 2025
Assignee:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Abstract: An electronic device and an antenna device are provided. The electronic device includes a metal frame defined with multiple gaps, and the multiple gaps divide the metal frame into multiple independent frame segments used as antenna bodies supporting frequency bands of communication standards. At least three frame segments of the multiple frame segments support a 5G frequency band, at least one frame segment of the at least three frame segments further supports an MHB frequency band of LTE, and at least one frame segment except the at least three frame segments of the multiple frame segments supports the MHB frequency band of LTE. At least one frame segment supporting the MHB frequency band of LTE except the at least three frame segments supporting the 5G frequency band is used for achieving a 5G NSA communication standard together with the at least three frame segments supporting the 5G frequency band.
Type:
Grant
Filed:
November 23, 2022
Date of Patent:
April 22, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Abstract: A micro focus X-ray tube is provided. The micro focus X-ray tube has a bonding structure in which a ceramic and a metal without an exhaust pipe are stacked by using a nano electric field emitter of an excellent feature.
Type:
Grant
Filed:
December 22, 2022
Date of Patent:
April 22, 2025
Assignee:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Abstract: A method and apparatus for inter prediction. According to the position of a current block in a video picture, first motion information and second candidate motion information is determined, the motion information at least includes a motion vector; it is determined whether the distance between the motion vector of the first motion information and the motion vector of the second candidate motion information is greater than a first threshold; if the determination result is that the distance is less than or equal to the first threshold, the second candidate motion information is updated to obtain second motion information; if the determination result is that the distance is greater than the first threshold, the second candidate motion information is taken as the second motion information; and inter prediction is performed on the current block by using the first motion information and the second motion information.
Type:
Grant
Filed:
January 26, 2024
Date of Patent:
April 22, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Abstract: A first wireless audio output device, a second wireless audio output device, and a Bluetooth device are provided. The first wireless audio output device is configured to: transmit monitoring instruction information to a second wireless audio output device through a first wireless link, the monitoring instruction information being configured to instruct to monitor interactive information between the first wireless audio output device and an audio source, the first wireless audio output device and the second wireless audio output device having a same public-private key pair; and transmit a public key of the public-private key pair to the audio source and receive a public key of the audio source through a second wireless link, enable the second wireless audio output device to snoop the public key of the audio source, and determine link information in the second wireless link.
Type:
Grant
Filed:
November 6, 2023
Date of Patent:
April 22, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP. LTD.
Abstract: A display method for a virtual keyboard and an electronic device and a storage medium are provided. The display method includes: displaying the virtual keyboard on an interface; determining, in response to a split operation for the virtual keyboard, a region where virtual keys of a first part of the virtual keyboard are located as a first key region, and a region where virtual keys of a second part of the virtual keyboard are located as a second key region; and adjusting the first key region and the second key region and displaying a functional region between the first key region and the second key region.
Type:
Application
Filed:
December 26, 2024
Publication date:
April 17, 2025
Applicant:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Inventors:
Ke LIANG, Qi CHEN, Mengya DAI, Han LI, Suizi GU
Abstract: Disclosed is a neuron synapse bifunctional element, which includes a gate electrode, a charge supply layer provided on the gate electrode and formed of an oxide dielectric, a channel layer provided on the charge supply layer and formed of an oxide semiconductor, and a source electrode and a drain electrode provided on both sides of the channel layer, respectively, and as electrons or holes are trapped in a charge trapping layer between the channel layer and the charge supply layer, a magnitude and pattern of a current flow flowing in the channel layer change depending on a change in a signal applied to the gate electrode.
Type:
Application
Filed:
October 9, 2024
Publication date:
April 17, 2025
Applicant:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Abstract: Disclosed herein are a method for decomposing a Mixed Polarity Multiple Controlled Toffoli (MPMCT) gate in a quantum circuit and a quantum circuit designed using the method. The method includes dividing a process of decomposing an MPMCT gate in a quantum circuit into a front step, a central step, and a back step, selecting one of multiple decomposition methods in consideration of the sub-MCT gate assigned to each of the steps and the number (k) of work qubits of which the initial states are known (Clean Work Qubits (CWQs)), and decomposing the MPMCT gate into gates of a Clifford+T set, which is a standard fault-tolerant gate set, by applying the selected decomposition method.
Type:
Application
Filed:
April 5, 2024
Publication date:
April 17, 2025
Applicant:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Abstract: Disclosed herein is a method for constructing a joint between thin flexible sheets of electromagnetic shielding material. The method includes adhering first sides of multiple first sheets of shielding material to a wall and adhering first sides of multiple second sheets of shielding material to second sides of the multiple first sheets of shielding material. A conductive adhesive or a conductive double-sided adhesive tape may be applied to the first side of each of the first sheets of shielding material and the second sheets of shielding material, the first sheets of shielding material may be arranged to abut each other along at least one first seam, and the second sheets of shielding material may be arranged to abut each other along at least one second seam.
Type:
Grant
Filed:
April 7, 2022
Date of Patent:
April 15, 2025
Assignee:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Inventors:
Dae-Yeon Kim, Dae-Heon Lee, Seung-Kab Ryu
Abstract: Disclosed are a loop filtering implementation method and apparatus, and a computer storage medium. The method comprises: obtaining an picture to be filtered, wherein the picture to be filtered is generated from an original picture during the video encoding of a video to be encoded, the video to be encoded comprises an original picture frame, and the original picture frame comprises the original picture; based on the picture to be filtered, separately obtaining at least two colour components of the picture to be filtered; determining the fusion information of the picture to be filtered, wherein the fusion information is obtained by fusing the at least two colour components; and based on the fusion information, performing loop filtering processing on the picture to be filtered to obtain at least one colour component subsequent to filtering the picture to be filtered.
Type:
Grant
Filed:
March 9, 2023
Date of Patent:
April 15, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Abstract: A transform method and a decoder. The encoder determines a prediction mode parameter of a current block; determines a cross-component linear model (CCLM) parameter when the prediction mode parameter indicates that CCLM prediction is used for the current block to determine an intra prediction value; determines the intra prediction value of the current block according to the CCLM parameter, and calculates a residual value between the current block and the intra prediction value; determines a low-frequency non-separable transform (LFNST) transform kernel used for the current block according to the CCLM parameter, sets an LFNST index, and signals the LFNST index into a bitstream of a video, when LFNST is used for the current block; and transforms the residual value with the LFNST transform kernel.
Type:
Grant
Filed:
June 22, 2022
Date of Patent:
April 15, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Abstract: A method for frame interpolation and related products are provided. The method is applied to an electronic device including a camera. The method includes the following. On-screen display (OSD) data and first video data collected by the camera are obtained. Second video data is obtained by performing frame interpolation on the first video data. The second video data and the OSD data are displayed in a video window.
Type:
Grant
Filed:
July 19, 2022
Date of Patent:
April 15, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Abstract: A method and an apparatus for supporting service continuity between a first network and a second network are provided, which include: requesting slice analytics for selection of a slice from a network data analytics function (NWDAF) of the first network before a terminal moves from the first network to the second network; and selecting a slice to be used in the second network to provide a service to the terminal based on the slice analytics received from the NWDAF of the first network.
Type:
Grant
Filed:
April 6, 2022
Date of Patent:
April 15, 2025
Assignee:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Inventors:
Myung Ki Shin, Jihoon Sung, Soohwan Lee
Abstract: A feature data encoding method is provided. First feature data corresponding to each of channels to be encoded is determined; data type conversion processing is performed on the first feature data corresponding to each channel to obtain second feature data that meets a data input condition of an apparatus for encoding feature data; spatial re-expression is performed on the second feature data corresponding to each channel to obtain third feature data, wherein a height of the third feature data is a first height, a width of the third feature data is a first width, and the third feature data comprises the second feature data located at a target position of each of the channels; and the third feature data is encoded and signalled in a bitstream.
Type:
Grant
Filed:
April 7, 2023
Date of Patent:
April 15, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Inventors:
Lu Yu, Yuchao Shao, Hualong Yu, Zhihuang Xie, Zhenyu Dai
Abstract: The disclosure discloses a transmission parameter determination method, a terminal device, a network device, a chip, a computer-readable storage medium, a computer program product and a computer program. The method includes: the terminal device receives a first transmission parameter; the first transmission parameter is used to determine the number of bits of the first indication field in the DCI; the first transmission parameter and the second transmission parameter correspond to the first indication field in the DCI.
Type:
Grant
Filed:
August 12, 2022
Date of Patent:
April 15, 2025
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Abstract: An agreement method of a block in a blockchain network by a chair node includes: receiving, from a plurality of congress nodes in a congress, information on an exceptional situation which occurred during agreement processes of a block; transmitting an empty block agreement start message including information on the exceptional situation and verification data for the exceptional situation to the plurality of congress nodes; generating a candidate empty block which does not include a transaction when receiving a delegate request message from at least two congress nodes among the plurality of congress nodes and transmitting the candidate empty block to committee nodes; and generating a final empty block when the candidate empty block is verified by the committee nodes and transmitting the final empty block to all nodes in the blockchain network is provided.
Type:
Grant
Filed:
November 27, 2020
Date of Patent:
April 15, 2025
Assignee:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Inventors:
Young-Chang Kim, Ki Young Kim, Jintae Oh