February 2016 ~ engineering information technology

Four Accused of Illegal Export of DALSA Technology to China

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Newswire.ca: Royal Canadian Mounted Police (RCMP) has accused four individuals in connection with the illegal export of controlled goods and technologies to China. The investigation, dubbed Project OSensor, commenced in early 2014 after the RCMP was requested to conduct a criminal investigation by Public...

Microsoft Demos Hololens Gesture Control

Microsoft publishes a Youtube video showing how Hololens gesture control functions:Other Microsoft tutorials talk about AR/VR objects that do not cause a discomfort or headach...

Happy Friendship Day—Not

Facebook is the quintessential dot-com success story: young guy invents software in his dorm room that ends up creating an entire industry and making him a storied billionaire, besides becoming a significant part of the social lives of over a billion people worldwide. Ethically speaking,...

MWC Moments

Epson Moverio new BT-300 AR glasses have gesture control as its main interface (Youtube):ST presented its ToF SPAD sensors lineup:Heptagon booth was almost completely dedicated to 3D imaging solutions....

Three kinds of warming in the Arctic

The Arctic is prone to suffer from three kinds of warming. Firstly, the Arctic is hit particularly hard by emissions, as discussed in earlier posts such as this one and this one.Secondly, warming in the...

Intel 2nd Generation Realsense Front Camera

Intel publishes a comparison of its 2nd generation structured light camera SR300 with the 1st generation F200:SR300 CameraThe SR300 model adds new features and has a number of improvements over the F200...

Canon "Dual Sensing IS"

Nikkei reports few interesting details about image stabilization implementation in the recently announced Canon G7X Mark II compact camera leveraging the high speed of its image sensor:"While the previous...

ON Semi Unveils 1.2MP Sensor with Next Generation Global Shutter Technology

BusinessWire: ON Semiconductor introduces the AR0135 global shutter CMOS sensor, an 1/3-inch, 1.2 MP device aimed to automotive imaging as well as high-speed barcode scanning, and emerging applications...

Oppo Presents 3-axis SmartSensor Image Stabilization for Smartphones

Oppo presents its new smartphone featuring SmartSensor sensor-based image stabilization for smartphones. While OIS in most smartphones is based on lens shift, Oppo SmartSensor shifts image sensor, as shown in this Youtube video:The advantages over the lens-based OIS are:Not only camera yaw and pitch,...

ST Opens its CIS Process on Foundry Basis

ST offers its advanced CIS process and pixels on a foundry basis, including regular MPW service to reduce development cost. ST has started to give access to its high-end CIS technologies to few customers...

SD Optics Presents All-In-Focus Demo

SD Optics, the maker of MALS (Micro Mirror Array Lens System) shows a Youtube demo of all-in-focus imaging. The key advantages of MALS are said to be:Ultra High Focusing Speed up to 12000HzLong Term Reliability more than 1 billion operating cycleUltra Small Power Consumption less than 1mAShock Resistance...

Heptagon Extends its ToF Tech to Mobile Iris Scanning

BusinessWire: Heptagon announces a mobile iris scanning solution leveraging IriTech’s iris recognition algorithms and software as well as Heptagon’s newly launched mobile imaging demo platform.The new Heptagon module features proprietary illumination and a ToF sensor optimized for iris recognition,...

N2 and O2 Plant

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Omnivision Announces 1.25um Pixel, 13MP Sensor

PRNewswire: OmniVision announces the OV13870 PureCel Plus-S image sensor. The 1/2.6-inch 13MP, 1.25um pixel OV13870 features a 12-bit ADC to enable better low-light SNR, PDAF, and dedicated support for...

Subatomic Particles

In class we've been learning about the subatomic particles that make up atoms: protons, neutrons, and electrons. This week we read a a series of comics...

Arctic Winter Heatwave

The Arctic is experiencing a heatwave in winter, with temperature anomalies on February 23, 2016, averaging 7.84°C or 14.11°F higher than what was common 1979-2000.The forecast for 6:00 UTC on February...

Rambus Expands its LSS Sensors into Thermal IR

Rambus expands its lensless smart sensor (LSS) technology to thermal sensing. Target applications that can benefit from the small size and affordability of thermal and visible LSS technology include automotive passenger detection, virtual and augmented reality eye tracking, and smart home presence detection.“LSS...

Softkinetic Gets New CEO

PRNewswire: SoftKinetic, the fully owned Sony subsidiary, announces that Akihiro Hasegawa has joined the company as CEO. Bringing over 35 years of experience with Sony Corporation, Hasegawa's appointment follows Sony's acquisition of SoftKinetic in October 2015. His leadership and experience with Sony...

Heptagon Announces 350um-thin Near Field Optical Sensor

BusinessWire: Heptagon developed the world’s smallest near-field optical sensing module with thickness of 350um and a 2mm2 surface area, which includes a built-in illuminator, light sensor, electronics,...

ON Semi Unveils 1.1um Pixel with 82% QE

BusinessWire: ON Semiconductor presents AR1337, a 1/3.2-inch 13MP BSI device for consumer products such as smartphones and tablets. The AR1337 incorporates SuperPD PDAF technology, which delivers focus speeds of 300 ms or less - even in low lighting conditions below 25 lux. Furthermore, by utilizing...

Apple Versus the Feds: How a Smartphone Stymied the FBI

When Syed Farook and Tashfeen Malik died in a hail of gunfire last December 2 after killing 14 people at a San Bernardino office party, the FBI recovered Farook's iPhone within a few hours. One of the critical unanswered questions about the San Bernardino shootings is whether...

Samsung Galaxy S7 Camera Features Dual Pixel AF, Larger Pixels

Samsung has increased the pixel pitch from 1.12um to 1.4um in its latest flagship smartphones Galaxy S7 and S7 Edge, reducing the resolution from 16MP in the previous generation to 12MP now. The new sensor...

Curved Sensor Advantages

SPIE publishes an article on curved sensor optics benefits "Current trends in miniature camera lens technology" by Dmitry Reshidko and José Sasian. The curved sensor are said to give a 1-stop advantage...

Downhole Motors - Turbines- Turbine Characteristics

Turbine Characteristics• Torque and RPM are inversely proportional (i.e. as RPM increases,torque decreases and vice versa).• RPM is directly proportional to flow rate (at a constant torque).• Torque is a function of flow rate, mud density, blade angle and thenumber of stages, and varies if weight-on-bit...

Downhole Motors - Turbines- Turbine Observations

Turbine Observations• There is minimal surface indication of a turbine stalling.• Turbines do not readily allow the pumping of LCM.• Sand content of the drilling fluid should be kept to a minimum.• Due to minimal rubber components, the turbine is able to operate inhigh temperature wells.• Pressure drop...

Downhole Motors - Turbines- Directional Turbine

Directional TurbineThis is a short tool which has a set number of stages and its bearing sectionentirely within one housing. That is, it is not a sectional tool and will betypically less than 30 feet long. It is designed for short runs to kick off orcorrect a directional well, using a bent sub as the...

Downhole Motors - Turbines- Bearing Section

Bearing SectionUsually, thrust bearings are made up of rubber discs (Figure 5-24) whichare non-rotating (being fixed to the outer housing of the tool) and rotatingsteel discs attached to the central rotating shaft. Long bearing sectionsknown as cartridges are used for long life in tangent or straight...

Downhole Motors - Turbines- Drive Section

Drive SectionThis will consist of a series of bladed stators, fixed to the outer tool housingand bladed rotors fixed to the central rotating shaft. Mud flow is deflectedat a pre-determined angle off the stator blades to hit the rotor blades andcause the shaft to rotate. The angle of the blades will...

0.25e- Pixel Noise in 2007

It was brought to my attention that in 2007, IEEE Transactions on Nuclear Science published Max Plank Institute paper "A Novel Way of Single Optical Photon Detection: Beating the 1/f Noise Limit With...

Has maximum sea ice extent already been reached this year?

An earlier post wondered whether maximum extent for this year had already been reached, i.e. on February 9, 2016, when sea ice extent was 14.214 million km2.As illustrated by the image below, extent since...

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