Author Archives: Raghavendar T S

Google Glass – An virtual reality headset with head-mount display
           The technology is going far beyond than what we think. The people want the technology to be used in easier way. Smartphones are one such device which comes with lot of technologies power-packed in it. Some of the technologies are high sensitive touch, WiFi,  Bluetooth, Full HD display, high quality camera etc. Most of the people use such technology particularly for communication. iPhone’s Siri from Apple made the users to interact with the mobile with voice. This kind of technology are most welcomed by the people.

Google’s Glass is one such product under development, an augmented reality and optical head-mount display. The product looks just like normal glasses with small head-mount display which display required information just like smartphone in real time  The project glass want the user to go hands free and will display the information in the head mount display of the Google Glass in smartphone like format. Another important thing is that the user will be able to interact with in the internet in natural language voice. Along with that the device has a camera with video recording feature, gyroscopes and compass. The Google Glass runs on Android v4.0.4 OS.

Google Glass – An virtual reality headset with head-mount display
Technical Specification
Operating System
Android v4.0.4 
Lithium Polymer battery (2.1 Wh) 
Texas Instruments OMAP 1.2Ghz Dual-core processor 
16GB (12GB usable memory) 
Prism projector, 640×360 pixels
–   The display in Google Glass is equivalent to a 25 inch high definition screen from eight feet away 
Bone conduction transducer
Voice command through microphone
Ambient light sensor
Proximity sensor
Touchpad in the side of the Google Glass
HD(720p) video recording 
Wi-Fi 802.11b/g
micro USB – for charging and data transfer 
Google Glass – Interface
Google Glass – Interface
Google Glass – Interface

                Google Glass uses bone conduction transducer for transmission of sound where the sound from the Google Glass reaches the users inner ear through the bones of the skull which means ear phones or headphones are not used in Google Glass. Google Glass uses already existing application such as Google Now, Google Maps, Google+, and Gmail. The developer version of Google Glass cost $1500 USD and the developers are working on applications to integrate Google Glass with social networking sites such as Facebook, Twitter and many more. Google also offers a app MyGlass to manage Glass. Glass users can use their voice to interact with Glass. Users can use their voice to send SMS, control camera for taking snap, record video and many more.

The consumer version of Google Glass is expected to be released on 2014 with cost ranging from $300 to $500 USD. Google has also released API (Mirror API) for Glass where the developers can use the API to develop custom applications.

GlassUp – An augmented reality eye wear

            Every one would know about Google Glass. Are you in a plan of buying it? Well! Think of GlassUp too, which is also a virtual reality eyeglass for daily usage. GlassUp  is an augmented virtual reality eyeglass which displays  notifications, emails, text messages, directions, tweets, Facebook updates, RSS, Foursquare check ins, heartbeats, stock markets details and many more. GlassUp  is currently under the crowd-funding stage in Indiegogo, a crowd-funding platform. The project has already raised $85,000 USD of the pledged  goal of $150,000 USD.

            GlassUp connects with Bluetooth enabled devices through an application and that application can report details like notifications, email etc back to GlassUp. The information is projected and displayed in transparent background of the lens and therefore we don’t feel uncomfortable to the see the real world. GlassUp projects and displays the content in green color for better viewing experience for the user.

GlassUp – Augmented Reality Eye-wear

Technical Specification

  • Glassup runs on Android OS
  • Weighs around 65grams
  • Connected to smartphones with Bluetooth technology
  • Display resolution is 320×240
  • Touch pad with controls for  tap, double tap, long press etc
GlassUp – Augmented Reality Eye-wear

What does GlassUp projects for you?

  • Emails, text messages, Facebook updates, tweets, RSS, calendar events, incoming calls
  • Breaking news, weather, stock exchange, sport results
  • Real time feedback display for running, biking, sailing, action sports
  • Turn by turn directions to riders (motorcycles, bikes,..)
  • Aid for hearing impaired
  • Translations display when talking in different languages
  • Instructions to workers in warehousing or maintenance
  • Subtitles at the movies (for hearing impaired and for different languages)
GlassUp – Connects with smartphone through Bluetooth technology

            If the funding goes successful, the base version of Glassup will be available for €299 with one year warranty. Currently  Android, iOS and Windows devices.

MinnowBoard – Open source computer powered by Intel Atom processor

           Open source software and hardware projects are new and innovative all over the world. Developers are contributing a lot for open source projects and most of the those projects really come out well. Some of the successful open source projects are Linux OS, Parallella etc. Intel is another company to join in the list of open source contributor by developing MinnowBoard, an opensource computers powered by Intel atom processor. 

MinnowBoard is a x86 computer architecture based computer powered by Intel atom processor from MinnowBoard .It is the first x86 architecture based open source computer with great leap ahead in open source projects. MinnowBorad supports Intel’s hyper-threading and virtualization technology which enable the software developers to push  themselves towards high level software projects. MinnowBorad also includes regular IO ports such as USB, SATA etc which enable the developers to make use for computer accessories like webcam, external sound card, Bluetooth devices etc.

MinnowBoard – Open source computer powered by Intel Atom processor
Technical Specification
Intel Atom E640 (1GHz, 32bit)
Integrated Intel® Graphics Media Accelerator (GMA) 600
1/8 inch jack line Input and Output
Input/Output Ports
1 Micro SD
1 SATA2 3Gb/sec
2 USB ports
Micro USB-B connector
Serial (UART 0) to USB conversion (mini-USB-B port)
Gigabit EthernetRJ-45 connector
Other  IO ports
8 Buffered GPIO pins
2 Experimenter GPIO Controlled LEDs
4 Experimenter GPIO switches
4.2 inches x 4.2 inches
Operating System
Angstrom Linux Distribution (Yocto Project v1.3 Compatible)

Since the board is based on x86 architecture, we can install any 32bit operating system which makes MinnowBoard a complete computer. MinnowBoard  also includes PC standards such as PCI Express, SATA and USB which makes the board to integrate with many common devices. MinnowBoard  is available for $199 USD.

Chromecast from Google – Stream Netflix, YouTube, Google Play and Chrome content to HDTV over WiFi

             Gadgets are all over our place. We connect most of the gadgets with each other to share large displays. say for example most of us use laptops, desktops etc with large displays for better entertainment. we even use our smartphones connect to those display with HDMI cable. We use such displays primarily to watch videos movies and TV shows. Whats is the problem here? Cables and wires will be all over the floor. So grab a Chromecast!!!

Chromecast from Google

What is Chromecast ?

Chromecast is a media streaming device from Google which is sized a little bigger than normal USB pen drives. Chromecast has a HDMI interface with which we can connect Chromecast to HDTV through the HDMI port and now we can stream content from desktop, laptop or a smartphone to the HDTV over the WiFi. Currently Chromecast supports Netflix, YouTube, Google Play and Chrome.

Chromecast from Google

What does these support mean ?

Netflix is the one of the world’s popular subscription service for watching movies and TV episodes through internet with which we can stream any content of Netflix from desktop, laptop or smartphone to the HDTV. Chromecast can also stream movies, TV shows, and music  offered by Google Play . Chrome browser enable us to stream the browser window to stream to the HDTV.

How to use Chromecast ?

  1. Plug-in Chromecast into HDTV
  2. Click cast button in desktop, laptop or smartphone with custom application from Google
  3. Watch

             Chromecast is currently available only in USA for $35 USD and will be available soon  in other countries. For developers Google has released Google Cast SDK to develop their own application compatible with Chromecast.

Pebble Smartwatch from Pebble Technology

         The world is full of gadget particularly smartphones and we are moving towards our next generation in technology. smartphones are making our life easy to go. now with new and innovative smartwatch Pebble, life is going to be even more easier. Pebble is a smartwatch from Pebble Technology which was funded by Kickstarter. For now more than 85,000 units have been sold.

What is  Smartwatch?

Smartwatch is a watch that has features and capabilities of a smartphone or a PDA. they include features like GPS, accelerometer, thermometer, altimeter, barometer, compass, chronograph, rechargeable battery etc. some of the advanced smartwatches ave touchscreen display and can even display call and messages from smartphones with Bluetooth technology.

Pebble is one such smartwatch that connects to Android and iPhone smartphones using Bluetooth tehnoclogy and it can alert and display messages, calls, email and many more with vibration.

Pebble Smartwatch from Pebble Technology


  • Speedometer
    • Used when cycling and running
  • Control music playing in smartphone
  • Incoming Caller ID
  • Email (Gmail or any IMAP email account)
  • SMS on both Android and iPhones
  • iMessage (iOS only)
  • Calendar Alerts
  • Facebook Messages
  • Twitter
  • Weather Alerts
  • Silent vibrating alarm and timer
  • Golf rangefinder
Pebble Smartwatch – Caller -ID
Pebble Smartwatch – Cycling

Technical Specification

  • Load apps using Bluetooth
  • 144 x 168 pixel display black and white e-paper
  • Bluetooth 2.1+ EDR and 4.0 (Low Energy)
  • 4 buttons
  • Vibrating motor
  • 3 axis accelerometer with gesture detection
  • Water resistant upto 165feet
  • Rechargeable battery which can be charged through USB
    • Last more than 7 days
Pebble Smartwatch – Email & Alerts
Pebble Smartwatch – Music Control

        Currently iPhone 3GS, 4, 4S, 5 or any iPod Touch with iOS 5 or iOS 6, Android devices running OS 2.3 and up are supported. Pebble Technology has also released SDK(Software Development Kit) which makes developer enthusiast to develop custom apps for Pebble smartwatch. Pebble smartwatch is currently availabe for pre-order for $150 USD.