Boe Technology Group Co., Ltd.

Beijing Boe Optoelectronics Technology Co., Ltd.

Tencent Technology (shenzhen) Company Limited

Huawei Technologies Co., Limited

Nutri-woods Bio-tech (beijing) Co., Ltd.

Lenovo (beijing) Limited

Beijing Boe Display Technology Co., Ltd.

Yuhong Liu

Zhanshan Ma

Zheng Ge

Lili Chen

Hao Zhang

Jiyang Shao

Wenhong Tian

Jinbao Peng

Bo Li

Yong Cheng

Yangyu Tao

Zhiyu Sun

Jie Jiang

Haoran Jing

Chen Hou

Hankun Ren

Hong Meng

Peina Zha

Yinmao Dong

Xue Dong

Jing Han

Bo Lin

Yan Wang

Yuan He

Chenru Wang

Ke Zhao Li

Dengkun Xiao

Jiankang Sun

Ziqiang Guo

Feng Zi

Bingxin Liu

Yulong Wu

Chao Zheng

Shu Liu

Nengyi Pan

Fangcheng Fu

Zhongqing Xu

Hongjiang Bi

Junwei Pan

Yuesen Li

Huanran Xue

Xiaoliang Fan

Miansheng Ma

Zhuohui Lei

Sen Hu

Method for determining an extremum based on secure multi-party computation includes: acquiring a tmean obtained in tround federated computation; performing (t+1)round federated computation based on valid node data of an inode device in response to the valid node data of the inode device being greater than the tmean; performing the (t+1)round federated computation based on invalid node data in response to the valid node data of the inode device being less than or equal to the tmean; and determining that the valid node data of the inode device is the extremum in response to the valid node data of the inode device being greater than or equal to an (n−1)mean after (n−1)round federated computation.

Method, device, and storage medium for determining extremum based on secure multi-party computation

A display device for presenting 3D images is provided. The display device includes: a display assembly; a hollow housing assembly; a motor connected to the display assembly; a driving assembly connected to the display assembly; and a hollow base assembly; wherein the driving assembly comprises a power transmission structure and a power reception structure, the power transmission structure is independent from the display assembly and wiredly connected to a first driving power supply, and the power reception structure is wiredly connected to the display assembly and capable of delivering power to the power reception structure by electromagnetic mutual inductance; and the base assembly comprises a first cylinder and a first plate fixedly connected to one end of the first cylinder; the first plate comprises a plate body and a cushion, and the cushion covers a side, proximal to the first cylinder, of the plate body.

Display device including a motor configured to rotate a display assembly

A data processing method includes: acquiring a first intersection set, acquiring a second intersection set, calculating an intersection between the first intersection set and the second intersection set to obtain an intersection result set that includes an intersecting portion of the first intersection data and the second intersection data, and obfuscating the intersection result set to obtain an obfuscation set that includes obfuscated data based on data in the second intersection set and an intersection data set based on the intersection result set.

Data processing method and apparatus, device, and computer-readable storage medium

A method for federated data query includes: using, by a first electronic device, a joint query statement corresponding to a federated data query to obtain at least one operator containing a joint query operator; transforming the joint query operator to a first joint security operator; determining first data for intersection on the first electronic device by executing the first joint security operator, receiving second data for intersection from a second electronic device involved in the federated data query, and performing joint computing on the first data for intersection and the second data for intersection in a form of a ciphertext to obtain a joint data table; and determining a federated data query result corresponding to the at least one operator based on the joint data table.

Method and apparatus for federated data query, electronic device, and computer-readable storage medium

Provided are a projection assembly, a display system and a vehicle. The projection assembly is applied to the vehicle, and the projection assembly includes: a housing, a bottom cover, a display module, a heat dissipation assembly and an imaging lens. The housing is connected with the bottom cover, and the housing and the bottom cover form an accommodating space, the heat dissipation assembly, the display module and the imaging lens are all disposed in the accommodating space, and the display module is disposed on the heat dissipation assembly; and the imaging lens includes a lens barrel and a lens assembly, the lens barrel is disposed on the heat dissipation assembly, the lens assembly is disposed in the lens barrel, and the lens barrel surrounds the display module, the display module faces the lens assembly, the housing is provided with an opening, and the lens assembly faces the opening.

Projection assembly, display system and vehicle

Provided is a frame structure of a wearable device. The frame structure includes: a frame body; a temple rotatably connected to the frame body; a fixing bracket fixedly connected to the frame body; and a mounting bracket disposed on a side, distal from the frame body, of the fixing bracket and rotatably connected to the fixing bracket; wherein the mounting bracket is configured to be fixedly connected to a body structure of the wearable device.

Wearable device and frame structure thereof

Provided is a focusing assembly including a focusing barrel and a barrel retaining ring; the focusing barrel includes a first sleeve, a second sleeve, and a third sleeve that are sequentially sleeved from inside to outside of the focusing barrel; the first sleeve is provided with a lens mounting portion for mounting a focusing lens, a first end of the second sleeve is provided with a display screen mounting portion for mounting a display screen, a second end of the second sleeve is detachably connected to the barrel retaining ring, the first end and the second end being opposite ends of the second sleeve; and the lens mounting portion and the display screen mounting portion are configured such that the relative position thereof in a focusing direction of the focusing assembly is adjustable.

Focusing assembly and head-mounted display device

A displaying device, a device and method for generating data, and a displaying system. The displaying device includes a displaying screen, a driving assembly, a rotating assembly and a controlling assembly; a rotation shaft of the displaying screen is parallel to a light-exiting face of a display panel; the displaying screen includes a display panel and an optical assembly; a light ray emitted by the display panel includes an emergent light located in a reference plane, and the reference plane is perpendicular to the light-exiting face of the display panel and the rotation shaft of the displaying screen; the optical assembly is configured for adjusting the emergent light located in the reference plane into a collimated light perpendicular to the light-exiting face of the display panel; the rotating assembly is configured for driving the driving assembly to rotate; and the controlling assembly is electrically connected to the displaying screen.

Displaying device, device and method for generating data, and displaying system

A rotary shaft mechanism of an electronic is provided. The rotary shaft mechanism includes a first rotating assembly and a second rotating assembly, wherein the first rotating assembly is provided with a first through hole, and the second rotating assembly is provided with a second through hole, wherein the first through hole is in communication with the second through hole, and an axis of the first through hole and an axis of the second through hole are both intersected with a rotary shaft between the first rotating assembly and the second rotating assembly. A flexible circuit board of the electronic device is disposed in the first through hole and the second through hole.

Electronic device and rotary shaft mechanism thereof, and device body

A display device for presenting 3D images is disclosed. The display device includes: a display assembly; a hollow housing assembly, wherein the display assembly is disposed in the housing assembly; a motor connected to the display assembly and configured to drive the display assembly to rotate; and a driving assembly connected to the display assembly and configured to drive the display assembly to display images, wherein the driving assembly includes a wireless power transmission structure and a wireless power reception structure, wherein the wireless power transmission structure is independent from the display assembly and wiredly connected to a first driving power supply, and the wireless power reception structure is wiredly connected to the display assembly and capable of delivering power to the wireless power reception structure by electromagnetic mutual inductance.

Smart glasses are provided in the present disclosure, including a housing, a fixing bracket, a left lens barrel, a right lens barrel, an object distance adjustment mechanism including a left-eye object distance adjustment gear, a right-eye object distance adjustment gear, an object distance adjustment driving gear engaged with the left-eye object distance adjustment gear and the right-eye object distance adjustment gear and a driving motor driving the object distance adjustment driving gear to rotate and being capable of moving back and forth on the fixing bracket along a second direction; a pupil distance adjustment mechanism connected to at least one lens barrel, and configured to drive the lens barrel to move in the first direction when an external force is applied, and a linkage member arranged between the at least one lens barrel and the driving motor.

Smart glasses including object distance adjustment driving gear

The present disclosure provides an electronic apparatus, a spatial positioning system and a method thereof. The electronic apparatus includes: a body having a central region and a peripheral region surrounding the central region; and a plurality of signal receiving components disposed in the peripheral region of the body. The signal receiving component includes a circuit board and a plurality of signal receiving devices located on the circuit board.

Electronic apparatus, spatial positioning system and method thereof

The present disclosure is related to a method and an apparatus for data migration in a database cluster. The method includes obtaining a snapshot of a source data node and recording incremental data in a to-be-migrated data shard in the source data node according to inventory data. The method includes migrating the inventory data to a target data node. The method also includes migrating the incremental data, and during the migration when the unmigrated incremental data satisfies a preset write-lock condition, instructing the source data node to perform a write-lock operation on the to-be-migrated data shard and migrate unmigrated incremental data to the target data node. The method further includes, after the migration of the incremental data is completed, instructing a coordinator node to switch a route corresponding to the to-be-migrated data shard from the source data node to the target data node.

Method, apparatus, and storage medium for migrating data node in database cluster

A traditional Chinese medicine plant composition, comprising in parts by weight: 20-60 parts of, 10-30 parts of, 10-30 parts of, 5-20 parts of, and 5-15 parts of. The traditional Chinese medicine plant composition has functions of relieving allergies, anti-Allergy itching, eliminating redness and swelling, and allergy recovery, and is safe and does not cause irritation, can be used in skin care products. The traditional Chinese medicine plant composition is prepared by crushing plant raw materials and then extracting same.

Ethanolic extract from a plant composition of astragalus membranacus, radix sileris, rhizoma gastrodiae, calendula officinalis, and albizzia julibrissin

A plant composition, a preparation method and an application thereof. The plant composition comprises the following components in parts by weight: 20-60 parts of lemon eucalyptus, 3-20 parts of lavender, and 2-15 parts of mint. By means of adjusting the content of lemon eucalyptus, lavender and peppermint, a synergistic effect among said three components is expressed, ensuring a repellent effect while repellent time is prolonged; introducing the plant composition into skin care products enhances a repellent effect while being safe and non-irritating.

Plant composition, preparation method and application thereof

Growing community of inventors

Beijing, China

Yuhong Liu