Articles tagged with: sensors






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Essen Launches Xtenna RFID Product
Posted in High tech on 15 October 2008

img-xtenna-2 Essen Launches Xtenna RFID Product
Essen has unveiled the new RFID device “Xtenna” that makes up for all the shortcomings as it is designed to optimize operations, improve and increase functionality more than the present applications. Essen’s Xtenna presents RFID bands in countries like EU, Asia and the U.S.A with models that are operating in 865-870MHz, 902-928MHz, and 840-844MHz category. Along with dynamic multi-protocol capability and others, it is equipped with superior tag reading performance (up to 50 feet) supporting dense reader mode and overcomes multiple sources of signal interference.

It is in fact amazing to know Xtenna has the ability to be used in remote locations covering long distances maintaining a good signal. Usage of Power-over-Ethernet (PoE) for transmission and converting sensitive analog RF signals into digital at source, Xtenna saves us from experiencing loss or decrease during data transmission. The advantage of Xtenna is its requirement of an inexpensive CAT-6 cable capable of carrying 48V DC power with data. But the RF cable has a sensitive analog signal; Xtenna stands stable with digital transmission. RF cable covers short distance about 20 ft before signal deterioration.

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TDK Corp Unveils Angle Sensor
Posted in Auto, Auto Gadgets, Gadget, Sensor, Technology on 8 October 2008

2a TDK Corp Unveils Angle Sensor

TDK Corp presents an angle sensor developed through GMR elements and focused on motor control of hybrid and electric vehicles. The angle sensor is embedded with features like a resolution as high as 0.35 and a smaller size compared with existing angle sensors that use a coil and a magnet. The angle sensor comes with a great combination of metallic disk, placed on motor shaft. Designed in circular arch consisting of four GMR elements inside each loaded with a permanent magnet on the rear side.

The metallic disk being oval in shape makes the distance between disk and sensor change as the shaft rotates, favouring changes in the magnetic field. The GMR elements detect those changes and determine the angles. When it comes to hybrid and electric vehicles, it is necessary to have an angle sensor that can detect the angle of a shutdown motor with the resolution of 0.5 to 0.8, according to TDK.

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Adaptable Radiation Area Monitor (ARAM) Could Help Detect Illicit Nuclear Material
Posted in Concept, Eco Friendly, Gadget, High tech, Medical gadget, Multipurpose gadgets, Review, Sensor, Spy Gadgets, Tips, spy camera on 2 October 2008

aram_suv_big Adaptable Radiation Area Monitor (ARAM) Could Help Detect Illicit Nuclear Material

Radioactive waste has been giving nightmares to a number of people and in times like these when people could smuggle radioactive material for terrorist purposes, it becomes all the more necessary for us make sure the movement of radioactive material is curbed and detected at the earliest. Radiation detection technology, which has been developed by the Lawrence Livermore National Laboratory, could be used to detect radioactive material present in vehicles on the highways.

Adaptable radiation Area Monitor could help detect nuclear material at vehicular entrances. ARAM can detect nuclear material as tiny as a grain of sand and even when a vehicle is moving at a speed of 45 miles per hour. Another device is the RadTrucks, which can detect radioactive signatures emitted by uranium, cesium, and plutonium. ARAM can be installed in a number of places such as a portable detector in a SUV, vehicle monitor alongside motorways, pedestrian portable monitor, luggage or package detector, and the possibilities are endless.

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Piano Gloves Makes You An Instant Star
Posted in Gadget, Gadgets for her, Music, Sensor, Unique Gadget on 26 September 2008

piano-gloves Piano Gloves Makes You An Instant Star

If you like the classical pianist Chopin, you definitely would love to play the piano yourself. However, pianos are not only bulky but also very expensive. Since most of us can’t afford to buy a piano, we can go ahead and buy the piano hand gloves, which is a cheap and fun alternative to a bulky grand piano.

You don’t even have to go the piano classes and you could just start tapping your fingers wherever you want. The gloves will do the job of resonating melodious sounds from virtually nowhere. The Iwoot Piano Hand Gloves come with sensors at the fingertips and they translate the tapping into musical notes. This would actually mean, you could go ahead and start playing music in air without carrying any instruments.

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AlertMe: Another Home Security System
Posted in High tech on 28 January 2008

alertme AlertMe: Another Home Security System

Here comes another (don’t know how effective) home security system like many that also boasts of alerting you of any kind of danger lurking in and around your home. It’s called AlertMe and is it is a broadband compatible that will tell you about the problems anywhere you are (better if you are near a cell tower)

Thanks to the numerous motion sensors that are attached to the doors, windows of your home, together with a smoke or carbon monoxide alarm detector and chic set of keyfobs to track who’s in and who’s out of your home, AlertMe ensures to keep the security of your abode intact.

Each of the sensor is connected to a central hub, which sends all the info to the AlertMe website servers. In case someone breaks into your home, the system will send you a text message, following which you can either respond back with your cell phone or access your home’s account on the AlertMe website (Do they think internet will be available when we need). Quite a confusing security system it seems to be, which leaves many a questions unanswered…is any one listening?
Price: $790 with a monthly service fee of about $23

Via: ShinyShiny