... Lasers SLAM Degeneration Dynamic threshold Intensive movement Self-adaptive In view of the current progress, we proposed an adaptive scheme to better adapt to complex environments and to restrain degeneracy. (3) 2 J ( x ) T f ( x ) + 2 J ( x ) T J ( x ) Δ x...

... the stability. After that, the pose of the camera can be calculated using non-linear optimization or PNP, which can further be used to deduce the pose of the robot. Mobile robot Pose tracking Error compensation Sensors Robotics Localization Lasers In ILBPT, rotational and translational...

...Jinyi Li; Zhenhui Du; Zheyuan Zhang; Limei Song; Qinghua Guo Purpose This paper aims to provide a sensor for fast, sensitive and selective ethylene (C₂H₄) concentration measurements. Design/methodology/approach The paper developed a sensor platform based on tunable laser...

...Qing Wang; Peng Huang; Jiangxiong Li; Yinglin Ke Purpose – The purpose of this paper is to propose an innovative method to extend the operating range of the laser tracking system and improve the accuracy and automation of boresighting by designing a measurement instrument. Boresighting...

... also offers a Laser Probe® with a maximum scanning speed of 1 meter per second. It samples at 5,000 points per second. The vertical beam easily handles measurements in the smallest hole. The smallest spot size of 3 μm (with WLP 10× lens) captures the smallest details. For more information...

..., which cannot be adopted in the registration. So, only the couples whose λ is get close to 1 will be considered as candidate pairs. Image processing Sensors Lasers Intelligent sensors LiDAR is widely used to produce digital surface models (DSMs), digital elevation models (DEMs...

.... The sensor is available with a pass through tunnel of 25‐1,525 mm by 25‐635 mm. Sensors Packaging processes Vision X‐ray Lasers Load cells The most recent PackExpo Show featured more than 45 exhibitors of sensor technology. While this may not seem like a large number out of the more than...

... web site: www.turck.com Vibration Infra‐red devices Lasers X‐rays The wide range of sensor exhibitors at the Assembly Automation and Technology Show highlights how increasingly important sensor technology is in the manufacturing environment. Just making product cheaply is no longer...

... on a charge‐coupled device detector acquiring a laser illumination. The laser is projected on multitude of substrates with different reflectivities and surface profiles; while the scanning is progressed manually through a hand‐held setup. Findings The proposed software identifies the optical gap location...

...Robert Bogue Purpose This paper aims to provide a technical insight into recent developments in organic lasers and their applications to sensing. Design/methodology/approach Following a review of progress in organic lasers, this paper considers a number of recent sensor developments based...

... of specific examples. Reference is also made to certain new developments and research activities. Findings It is shown that both active and passive techniques are used to conduct 3D measurements. The former includes various forms of laser scanning such as time of flight, triangulation and phase...

...Mohammed Omar; Yi Zhou; Eric Planting; Rohit Parvataneni; Stephen Hung Purpose The purpose of this paper is to present a combined scheme of active laser‐based triangulation and a morphological edge detection, to quantify features dimensions (width and depth) over smooth plastic surfaces...

... (Figure 6). These use a proprietary Ti: sapphire laser‐gated photoconductive semiconductor emitter as the source. While the 1,000 system is aimed at a broad range of applications including healthcare, dentistry, NDT and material characterisation, the 2,000 system is specifically targeted...

...Walter Pastorius; Mike Snow Purpose This paper aims to use 3D laser sensors to collect high‐density data that are required for defect detection and localization at high‐production rates in manufacturing facilities. Design/methodology/approach The high‐speed sensors use Ethernet communications...

...Richard Bloss Purpose This paper seeks to describe an innovative new technology for digitizing the shapes of 3D objects quickly and accurately, which uses accordion fringe interferometry (AFI). Design/methodology/approach Laser beams cast fringe patterns on objects, a digital camera captures...

... in motorsports and aircraft manufacture. Then examines some new position sensors based on novel technology. Findings Optical techniques including lasers and linear encoding enable high precision position sensing over long distances. Laser scanning systems have some advantages over vision systems for pick...

... © Emerald Group Publishing Limited 2006 --> Lasers Sensors High speed, high accuracy 2D laser line profile sensor is easy to set up, configure and adapt Keywords: Lasers, Sensors A non-contact laser line profile measurement system has been developed that enables...

...John Billingsley; John Mortimer Purpose To describe how Jaguar Cars in the UK is making use of a robot‐based intelligent adaptive metal inert gas (MIG) welding process incorporating laser diode measurement of the gap in the joint between the aluminium C‐pillars and the aluminium roof structure...

.../approach The RASCAL LIDAR system is based on a Nd:YAG laser which emits 0.5 J pulses of IR light at 1,064 nm and green light at 532 nm into the atmosphere at a rate of 20 Hz. The beam is steered by two 24‐inch mirrors and the backscattered signal is detected by a system based on high sensitivity avalanche...

... the field of view, the object will be measured. The controller outputs measurement data via a FireWire interface in “XZ”pairs computed from both axes (standard) as well as related values of geometrical features (optional). The ScanCONTROL 2800 2D/3D laser-line profile sensor leads the market...