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Beihang University patents


Recent patent applications related to Beihang University. Beihang University is listed as an Agent/Assignee. Note: Beihang University may have other listings under different names/spellings. We're not affiliated with Beihang University, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "B" | Beihang University-related inventors


 new patent  Method for co-segmentating three-dimensional models represented by sparse and low-rank feature

Presently disclosed is a method for co-segmenting three-dimensional models represented by sparse and low-rank feature, comprising: pre-segmenting each three-dimensional model of a three-dimensional model class to obtain three-dimensional model patches for the each three-dimensional model; constructing a histogram for the three-dimensional model patches of the each three-dimensional model to obtain... Beihang University

Kind of low magnetic sensitivity pm-pcf based on mechanical buffer

The low magnetic sensitivity PM-PCF based on mechanical buffer is obtained by adding buffer structures in the cladding layer of the photonic crystal fiber. In the center of the fiber, the core region contains at least 3 layers of air-holes, enclosed by the cladding layer. The buffer structures are placed... Beihang University

Calculation line-of-sight direction based on analysis and match of iris contour in human eye image

The invention provides a calculation method of line-of-sight direction based on analysis and match of iris contour in human eye image, including: a data driven method, for stable calculation of 3D line-of-sight direction via inputting human eye image to be matched with synthetic data of virtual eyeball appearance; two novel... Beihang University

Out-of-band coupled antenna combined by fine-and-straight antenna and bow-tie antenna

An out-of-band coupled antenna combined by fine-and-straight antenna and bow-tie antenna is provided, including: a dielectric slab (1), an AA radiation element (2) provided on an upper plate (1A) of the dielectric slab (1) by a , a cooper pouring process, a BA radiation element (3), an A feeder line... Beihang University

Encoder and decoder for ldpc code

Disclosed relates to a decoder for LDPC code, including: a variable node processing unit; a check node processing unit; a memory for storing iterative messages of edges of a parity-check matrix for LDPC code; and a controller for controlling the node processing units to perform iterations of decoding until the... Beihang University

Force feedback handle device with a degree-of-freedom and working method thereof

A force feedback handle device with a degree-of-freedom includes: a driving part (1), a link part (2) and a frame part (3); wherein the driving part (1) and the link part (2) are both installed on a top board (9), and a rotation axis of the link part (2) coincides... Beihang University

Structure self-adaptive 3d model editing method

The invention provides a structure self-adaptive 3D model editing method, which includes: given a 3D model library, clustering 3D models of same category according to structures; learning a design knowledge prior between components of 3D models in same group; learning a structure switching rule between 3D models in different groups;... Beihang University

Resonance suppression structure of a wideband near-field magnetic probe and a construction method thereof

The resonance structure is that two rows of ground via holes are placed symmetrically along two sides of the CB-CPW central conductor; each row of the via holes are equally spaced; every via hole connects a top shield plane layer, a first middle layer and a bottom shield plane layer... Beihang University

Impedance compensation structure for broadband near-field magnetic-field probe and its construction method

An impedance compensation structure for a broadband near-field magnetic-field probe, includes: a signal via; and a plurality of grounding vias provided around the signal via to form a coaxial via array; wherein the grounding via and the signal via have an identical size, all distances of each of the plurality... Beihang University

Line guided three-dimensional model reshaping method

The invention provides a line guided 3D model reshaping method, including: 1. extracting a contour of an object from an image, and selecting a contour or main skeleton to create a 2D line database; 2. extracting a 3D editable line, retrieving and suggesting an appropriate 2D contour or skeleton from... Beihang University

Intelligent load-sensing electro-hydrostatic acuator

An intelligent load-sensing EHA, comprising a variable displacement hydraulic pump, a symmetrical hydraulic cylinder, a feedback module, a pressure-following valve and an execution mechanism. The symmetrical hydraulic cylinder includes a symmetrical plunger, a first cylinder and a second cylinder separated by the plunger. The variable displacement hydraulic pump includes an... Beihang University

Light field illuminating method, device and system

The invention provides a light field illuminating method, device and system. The method includes: determining, based on position and angle of rays emitted from a projector and focal length of a lens, position and angle of projection rays obtained after the emitted rays being transmitted through a lens array; determining,... Beihang University

Method for video matting via sparse and low-rank representation

The present invention provides a method for video matting via sparse and low-rank representation, which firstly selects frames which represent video characteristics in input video as keyframes, then trains a dictionary according to known pixels in the keyframes, next obtains a reconstruction coefficient satisfying the restriction of low-rank, sparse and... Beihang University

High-speed precision interrupted ultrasonic vibration cutting method

A high-speed precision interrupted ultrasonic vibration cutting method includes steps of: (1) installing an ultrasonic vibration apparatus on a machine tool, and stimulating a cutting tool to generate a transverse vibration, so as to realize varieties of machining processes; (2) realizing an interrupted cutting process by setting cutting parameters and... Beihang University

Master-slave same-structure teleoperation fracture reduction mechanism

A master-slave same structure teleoperation fracture reduction mechanism includes a frame assembly, two parallel platform assemblies, a top platform connecting plate (9), an operating handle assembly, two fixing assemblies, a controller (15), six movement assemblies and 24 hydraulic pipes (26). The operating handle assembly is located in the middle of... Beihang University

Transient ir-drop waveform measurement high speed integrated circuit

A transient IR-drop waveform measurement system and method for a high speed integrated circuit are provided. The system includes all-digital elements and is based on a ring oscillator in GHz. Through oscillation with a Fast Ring Oscillator, sampling with an Edge Detector and counting with a Ripple Counter, a width... Beihang University

Method and system for generating three-dimensional garment model

The present invention provides a method and a system for generating a three-dimensional garment model, where garment component composition information and attribute information corresponding to each garment component are acquired by acquiring and processing RGBD data of a dressed human body, and then a three-dimensional garment component model corresponding to... Beihang University








ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009



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