搜索结果: 1-15 共查到“光电子技术 building”相关记录15条 . 查询时间(0.171 秒)
THE SUITABILITY OF TERRESTRIAL LASER SCANNING FOR BUILDING SURVEY AND MAPPING APPLICATIONS
Terrestrial Laser Scanning Handheld Mobile Laser Scanning Building Survey Mapping
2019/3/4
The popularity of Terrestrial Laser Scanner (TLS) has been introduced into a field of surveying and has increased dramatically especially in producing the 3D model of the building. The used of terrest...
3D CITYGML BUILDING MODELLING FROM LIDAR POINT CLOUD DATA
LiDAR point cloud, CityGML LoD1 LoD Smart Cities D building model
2019/2/27
With recent government initiatives for smart cities, 3D virtual city models are in demand for managing and monitoring the urban infrastructure. 3D building models forms an important component of 3D vi...
AUTOMATED BUILDING DETECTION USING RANSAC FROM CLASSIFIED LIDAR POINT CLOUD DATA
LiDAR RANSAC Building Detection Plane Detection Python LAS Point Cloud
2018/11/8
For the past 10 years, the Philippines has seen and experienced the growing force of different natural disasters and because of this the Philippine governement started an initiative to use LiDAR techn...
THE SUITABILITY OF TERRESTRIAL LASER SCANNING FOR STRATA BUILDING
Terrestrial Laser Scanning Strata building
2018/11/8
During the recent years, the used of terrestrial laser scanning (TLS) is becoming rapidly popular because of its ability in several applications, especially the ability to observe complex documentatio...
BUILDING 3D MAPS WITH SEMANTIC ELEMENTS INTEGRATING 2D LASER, STEREO VISION AND IMU ON A MOBILE ROBOT
3D mapping sensor integration autonomous robots
2015/10/8
Building 3D models is important in many applications, ranging from virtual visits of historical buildings, game and entertainment, to
risk analysis in partially collapsed buildings. This task is perf...
3D BUILDING MODEL GENERATION FROM AIRBORNE LASER SCANNER DATA USING 2D GIS DATA AND ORTHOGONAL POINT CLOUD PROJECTIONS
LIDAR point cloud segmentation building model reconstruction automation
2015/8/13
Human operators use an intuitive procedure of rotating laser scanner point clouds into specific projections when trying to understand
the structure of buildings contained in the data. This procedure ...
ACCURACY ASSESSMENT OF BUILDING MODELS CREATED FROM LASER SCANNING DATA
Architecture Modelling LIDAR TLS Accuracy Three-dimensional
2014/4/28
Recently, it can be observed a growing interest in 3D building or city models created from laser scanning data. These models are used in many areas of interest. In this work the accuracy assessment of...
The Merits of Reconfigurability in WDM-TDM Optical In-Building Networks
WDM-TDM Optical Reconfigurability Merits
2015/5/15
Blocking performance of an optical WDM-TDM in-building network is significantly improved by dynamic wavelength routing. We analyse optimum clustering of users which reduces system complexity while lar...
Specialty Fiber Evaluation for In-building Distribution of Multiple-Format OFDM Radio Signals
OFDM Radio Signal building Distribution Specialty Fiber
2015/5/15
Optical fiber options for deployment within the home environment were investigated for distribution of triple-play services. Corning ClearCurve® ZBL single-mode bend-insensitive optical fiber per...
QPSK-OFDM Radio over Polymer Optical Fiber for Broadband In-building 60GHz Wireless Access
Fiber optical communications Fiber optics links subsystems
2015/6/9
500Mb/s Quadrature Phase-Shift Keying (QPSK)-Orthogonal Frequency Division Multiplexing (OFDM) signals on 60-GHz mm-wave are experimentally demonstrated over 100-m graded-index polymer optical fiber w...
Multi-service Multi-carrier Broadband MIMO Distributed Antenna Systems for In-building Optical Wireless Access
Optical communications Radio frequency photonics
2015/6/4
A novel broad spectrum band-shifting technique is experimentally demonstrated to simultaneously transmit broadband (500MHz to 3 GHz) multi-service, multi-carrier MIMO signals for in-building radio-ove...
Designing In-Building Optical Fiber Networks
Fiber optics communications Network optimization
2015/6/4
Optical fiber in-building networks carrying wired and wireless services can outperform CAT-5E networks regarding versatility and installation costs. POF-based point-to-point architectures are optimum ...
A single in-building optical fibre network can efficiently deliver wired and wireless services. Point-to-point architectures using POF are attractive for small buildings; for large buildings SMF-based...
OFDM Radio-over-Fibre Systems Employing Routing in Multi-Mode Fibre In-building Networks
OFDM Radio-over-Fibre Systems Employing Routing Fibre In-building Networks
2015/7/31
We report a radio-over-fibre system for all-optical routing OFDM signal at 18.3 GHz over 950 m multi-mode fibre, with error vector magnitude penalty < 3%.
Trends in optical access and in-building networks
Trends optical access in-building networks
2015/7/30
As users require ever more speed, variety and personalization in ICT services, the capacity and versatility of access networks needs to be expanded. The first generation of point-to-point and of point...