OMPI – Búsqueda en las colecciones de patentes nacionales e internacionales

1.WO/2023/196753DISPLAY DEVICES WITH IN-FIELD CALIBRATION

WO - 12.10.2023

Clasificación Internacional G02B 27/01 Nº de solicitud PCT/US2023/065112 Solicitante APPLE INC. Inventor/a CINCIONE, Dominic P

A head-mounted device may include a first display having a first projector and a first waveguide, a second display having a second projector and a second waveguide, first and second cameras, an optical sensor that couples the first waveguide to the second waveguide, and position sensors mounted to the first and second cameras and the optical sensor. The optical sensor may gather image sensor data from first image light propagating in the first waveguide and second image light propagating in the second waveguide. The cameras may capture real-world images. The position sensors may gather position measurements. Control circuitry may calibrate optical misalignment in the device by adjusting the first and/or second image light based on the image sensor data, the position measurements, and/or the world light.

2.WO/2023/088201METHOD, APPARATUS AND DEVICE FOR DETECTING ABNORMAL VEHICLE

WO - 25.05.2023

Clasificación Internacional G06V 20/62 Nº de solicitud PCT/CN2022/131621 Solicitante HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD. Inventor/a CHEN, Qin

Provided in the present application are a method, apparatus and device for detecting an abnormal vehicle. The method comprises: if a target vehicle travels from a first position point to a second position point, acquiring a first time point of when the target vehicle is at the first position point, a second time point of when the target vehicle is at the second position point, and the number of target position points, which are passed by the target vehicle when same travels from the first position point to the second position point; if the difference between the second time point and the first time point is less than the minimum duration for traveling from the first position point to the second position point, determining the target vehicle to be an abnormal vehicle; and if the difference between the second time point and the first time point is not less than the minimum traveling duration, and the minimum number of position points between the first position point and the second position point is greater than the sum of the number of target position points and a preset number threshold value, determining the target vehicle to be an abnormal vehicle.

3.WO/2023/083256POSE DISPLAY METHOD AND APPARATUS, AND SYSTEM, SERVER AND STORAGE MEDIUM

WO - 19.05.2023

Clasificación Internacional G01C 21/00 Nº de solicitud PCT/CN2022/131134 Solicitante HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD. Inventor/a LI, Jianing

Provided are a pose display method and apparatus, and a system. The method comprises: during the process of a terminal device moving in a target scene, acquiring a target image of the target scene and motion data of the terminal device, and determining a self-positioning trajectory on the basis of the target image and the motion data (101); if the target image comprises a plurality of frames of images, the terminal device selecting, from the plurality of frames of image, some images as images to be subjected to detection, and sending said images and the self-positioning trajectory to a server (102); the server generating, on the basis of said images and the self-positioning trajectory, a fused positioning trajectory of the terminal device in a three-dimensional visual map, wherein the fused positioning trajectory comprises a plurality of fused positioning poses (103); and for each fused positioning pose, the server determining a target positioning pose corresponding to the fused positioning pose, and displaying the target positioning pose (104). In this way, a positioning function with a high frame rate and high precision is realized, and a terminal device only sends a self-positioning trajectory and images to be subjected to detection, thereby reducing the amount of data transmitted by a network, and reducing the computing resource consumption and storage resource consumption of the terminal device.

4.WO/2024/148949CARPET AREA DETECTION METHOD AND APPARATUS, AND CLEANING ROBOT

WO - 18.07.2024

Clasificación Internacional A47L 11/24 Nº de solicitud PCT/CN2023/131778 Solicitante HANGZHOU EZVIZ SOFTWARE CO., LTD. Inventor/a LI, Yuanyuan

A carpet area detection method and apparatus, and a cleaning robot. The cleaning robot is provided with an ultrasonic sensor, a laser sensor and an image sensor. The method is applied to a cleaning robot and comprises: in a first cleaning stage, determining a suspected carpet area in a scene by means of an ultrasonic sensor; in a second cleaning stage, in the suspected carpet area, determining first-type ultrasonic carpet detection points by means of the ultrasonic sensor, determining first-type laser carpet detection points by means of a laser sensor, and determining first-type image carpet detection points by means of an image sensor; respectively performing constraint filtering on the carpet detection points, so as to obtain second-type ultrasonic carpet detection points, second-type laser carpet detection points and second-type image carpet detection points; and determining a carpet area on the basis of the second-type ultrasonic carpet detection points, the second-type laser carpet detection points and the second-type image carpet detection points. The present application improves the accuracy of carpet area determination.

5.WO/2024/199300REGIONAL TRAFFIC CONTROL METHOD AND APPARATUS, ELECTRONIC DEVICE AND MACHINE-READABLE STORAGE MEDIUM

WO - 03.10.2024

Clasificación Internacional G05D 1/00 Nº de solicitud PCT/CN2024/084191 Solicitante HANGZHOU HIKROBOT CO., LTD. Inventor/a REN, Boyang

A regional traffic control method and apparatus, an electronic device, and a machine-readable storage medium. The control method comprises: determining a position of a special region according to special region configuration information (S100); for a mobile robot that is currently executing a task, determining whether a task target position of the mobile robot is in the special region (S110); if the task target position of the mobile robot is in the special region, allowing the mobile robot to enter the special region (S120); if the task target position of the mobile robot is not in the special region, prohibiting the mobile robot from passing through the special region (S130).

6.WO/2024/067214DEVICE COMMUNICATION METHOD AND APPARATUS, AND ELECTRONIC DEVICE

WO - 04.04.2024

Clasificación Internacional H04L 67/54 Nº de solicitud PCT/CN2023/119442 Solicitante HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD. Inventor/a WANG, Huan

Embodiments of the present application relate to the technical field of communications, and provide a device communication method and apparatus, and an electronic device. The method is applied to a client in a device communication system, and the device communication system further comprises a communication platform and at least one communication device. The method comprises: the client displaying a platform page of the communication platform, and when detecting a click operation on a target device, sending a page request about the target device to the communication platform, so that the communication platform feeds back to the client a page file sent by the target device; receiving the page file and executing the page file to obtain a device page of the target device; calling an authentication function of the platform page by means of the device page; sending, to the communication platform by means of the device page, a parameter request about the target device and carrying first authentication data; and receiving device parameters and jumping to a device page displaying the device parameters. Compared with the related art, the solution provided by the embodiments of the present application can implement communication between a client and a device without a fixed IP.

7.WO/2024/066644INFORMATION SYNCHRONIZATION METHOD AND APPARATUS IN DISTRIBUTED REMOTE CLASSROOM SYSTEM, AND SYSTEM

WO - 04.04.2024

Clasificación Internacional H04L 65/401 Nº de solicitud PCT/CN2023/105854 Solicitante HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD. Inventor/a PAN, Yadong

The present application provides an information synchronization method and apparatus in a distributed remote classroom system and the system. The method comprises: a master whiteboard device sends address information thereof to a slave video device; a slave whiteboard device obtains the address information of the master whiteboard device from the slave video device; after receiving the address information of the master whiteboard device, the slave whiteboard device establishes a communication connection with the master whiteboard device on the basis of the address information of the master whiteboard device; and the master whiteboard device sends picture content of the master whiteboard device to the slave whiteboard device on the basis of the communication connection, so that the slave whiteboard device displays the picture content of the master whiteboard device.

8.WO/2024/066929TRANSPORT DEVICE

WO - 04.04.2024

Clasificación Internacional B66F 7/06 Nº de solicitud PCT/CN2023/116656 Solicitante HANGZHOU HIKROBOT CO., LTD. Inventor/a GUO, Kaiwen

A transport device, comprising a vehicle body, an extendable/retractable arm, and an extendable/retractable mechanism connected to the vehicle body and the extendable/retractable arm. When the extendable/retractable arm extends out or retracts relative to the vehicle body, the extendable/retractable mechanism extends or retracts; the vehicle body comprises a mounting part, the extendable/retractable mechanism comprises a limiting member, and the limiting member is rotatably arranged on the mounting part; in the extending process of the extendable/retractable arm, when an uneven road surface causes the extendable/retractable arm to move up and down, the limiting member rotates around the mounting part, to prevent force applied on the extendable/retractable mechanism from causing breakage of the extendable/retractable mechanism, thereby effectively protecting the extendable/retractable mechanism.

9.WO/2023/138532VIDEO DECODING METHOD AND APPARATUS, VIDEO DECODER AND STORAGE MEDIUM

WO - 27.07.2023

Clasificación Internacional H04N 19/124 Nº de solicitud PCT/CN2023/072358 Solicitante HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD. Inventor/a WANG, Yan

Embodiments of the present application provide a video decoding method and apparatus, a video decoder and a storage medium, relate to the technical field of video decoding, and are beneficial to saving resources in code streams and improving the transmission efficiency of the code streams. The method comprises: obtaining one or more code rate control parameters of a current block in an image to be decoded; determining a quantization parameter of the current block according to the one or more code rate control parameters; and decoding the current block on the basis of the quantization parameter of the current block.

10.WO/2025/001148DISPLAY METHOD AND APPARATUS FOR NETWORK TOPOLOGY STRUCTURE, AND ELECTRONIC DEVICE

WO - 02.01.2025

Clasificación Internacional H04L 41/12 Nº de solicitud PCT/CN2024/075758 Solicitante HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD. Inventor/a WANG, Zhiwei

Embodiments of the present application relate to the technical field of network topology display, and provide a display method and apparatus for a network topology structure, and an electronic device. The display method for a network topology structure comprises: determining an initial network topology structure, wherein each node in the initial network topology structure is used for representing one device in a network system; identifying whether there are nodes satisfying an aggregation condition among nodes at a same level of the initial network topological structure, wherein the nodes satisfying the aggregation condition comprise a plurality of nodes representing a same device type and having a same parent node; aggregating the nodes satisfying the aggregation condition to obtain aggregated nodes corresponding to the nodes satisfying the aggregation condition; and displaying the initial network topology structure that has undergone aggregation as a target network topology structure of the network system. Therefore, this solution can improve the convenience of viewing a network topology structure.

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