Showing posts with label Wireless. Show all posts
Showing posts with label Wireless. Show all posts

Monday, August 15, 2016

500 Gram Panchayats in Nagpur(Maharsashtra) will be Wifi-ed on this Independence day

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 http://static.ibnlive.com/pix/sitepix/09_2007/gaon_bandwidth_313.jpg

500 gram panchayats in Nagpur district in Maharashtra will be digitally connected on Independence day.

The solar-powered Wi-Fi hotspots, with a range of 200 ft, will allow internet connectivity to the panchayat office school and health centre, which are in the vicinity. Initially free, the connectivity will cost the state exchequer Rs 10 crore for a year.

"It will benefit two lakh villagers," said V K Gautam, principal secretary, Information Technology. A pilot project was conducted in five villages in Nagpur district since May. And since the service is unlimited, nearly every villager has been downloading 15GB data on their smartphones, said Gautam.

 TelecomBuzz take: It is good step that government identified the wifi connectivity as important tool to promote Digital India . But the key concern are
  • Recurring cost of maintenance of the deployed network and solar system
  • which operator will deploy these wifi network? If it is BSNL then the network deployment will be more as formality as we can't expect good quality service from BSNL.
  • Why private operators are not targeting wifi expansions..because of bad business case like Mobile services in Rural India?

Source:ET Telecom
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Thursday, October 24, 2013

Next generation Sony smartphone could wirelessly charge in just one hour

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Sony Xperia smartphone We're an impatient bunch, and waiting around for hours to charge our phones while they are tethered to an outlet with a cord is way too long for most of us.
And while there are already wireless chargers on the market that can do the same job, there's still the matter of it taking several hours to do so. But a new wireless charger promises to be able to recharge our smartphone battery in just one hour.
Sony's coming wireless charger, which meets the Qi wireless platform standards, is said to put out between 10 and 15 watts of electricity, effectively cutting charging times in half. The new fast charging system, which is expected to be rolled out to the Sony Xperia smartphone sometime in 2014, will also need capable control chips to be able to handle the increased wattage without overheating, and those microchips, from Rohm, are also expected to be incorporated into the new devices.
Until supercapacitor technology gets advanced to the point of being able to be successfully integrated into our mobile devices (which may cut charge times down to just a few minutes), the new fast-charging wireless platform from Sony may be the gadget of choice for the impatient and the early adopters as early as next year.
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Wednesday, May 29, 2013

World's First Wi-Fi Router That Does 40 Gbps Even From 1 Km Distance

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KIT, Karlsruhe Institute of Technology, Wi-Fi router, fastest, 240 GHzWith so many data hungry websites (and apps) surrounding us all through the day, a slow Internet connection is a bummer of sorts. Especially, if your wireless router does not allow you enough freedom to move and still have the same impact. So hold your breath as we tell you about a Wi-Fi router that can send a complete 2 hour full HD movie over a kilometre in less than a second! Don’t believe us? Well, researchers at the Karlsruhe Institute of Technology in Germany have managed exactly that. 

The hardware used to transmit the data at 240 GHz was created by KIT and has a set of chips that is capable of sending high frequency signals. In this case, the higher the frequency, the smaller the antenna size to pick up the frequencies, which means faster transfer of data. “The number of bits carried over the airwaves is in inverse proportion to that of the wavelength. This means, the shorter the wavelength, the more data can be transferred in a set period of time,” reports the official site of the Institute.

While the speed of a few MBs per second is becoming pretty common, at higher frequency, the moisture levels in the air affect the signal strength. Working on the issue, the research team realised that 240 GHz is the spot where interference from moisture is the least. “The frequency range between 200-280 GHz allows compact technical assembly as well. At 240 GHz, the size of the transmitter/receiver chip measures only 4 x 1.5 sq.mm,” Crazy Engineer reported

This can be a revolutionary breakthrough for areas where fibre optics is not an option and can even bring down the cost considerably. 



Source:Internet 
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Wednesday, January 30, 2013

ComSoc Training:Overview of Machine-to-Machine (M2M) for Engineers & Managers

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When:

Thu, February 28, 2013 - 9:00am - 4:30pm EST

Where:

Online

Price:

$300 non-member
$250 IEEE/ComSoc member

Learn More:

Course Description

This one-day course provides engineers and managers with the insights and perspectives required to take their cellular-based Machine-to-Machine (M2M) solutions from promising concept to marketplace success by successfully navigating the maze from analysis, design, approvals and support, all the way through to marketing options and launch. Learn how to describe the M2M Business Case and how to select an appropriate Business Model. Will will also learn how to explain how to prepare for deployment of an M2M Solution and determine if one is ready to serve customers. Additionally, understand regulatory, industry and carrier certification processes for wireless devices and what certification may be required depending on the solution and country.
Topics covered include:
  • What is M2M (Machine-to-Machine)?
  • What can an M2M solution comprise?
  • Possible overall processes involved in bringing a solution to the M2M marketplace (with suggested times and major activities involved; flow chart for taking M2M product from design to launch)
  • Wireless technologies and hardware available and the selection criteria for your solution (including what cellular technologies are available in various countries over the glow and their advantages and disadvantages)
  • Regulatory, Industry and Carrier Certification processes for wireless devices (what certification may be required depending on the solution and country?)
  • Steps to consider when designing the solution up front in preparation for ease of certification
  • Over-the-Air Considerations (Antenna RF performance; performance tests; special packagaing; behavior of the device depending on network conditions; bandwidth consumption of the device and latency)
  • Platforms available to manage the SIMS/Devices (how will remote devices be managed and maintained; what to look for in selecting a wireless vendor, carrier and plaform to manage SIMS/Devices; do you need management to the SIM or down to the actual wireless device itself? M2M Service Alliance between Deutsche Telekom, France Telecom, TeliaSonera, Everything Everywhere and Sprint)
  • Preparation for deployment of the M2M Solution (are you ready?; testing considerations; coverage - considerations beyond OTA)
  • The M2M Business Case (what business model to use)

System Requirements:
For PC-based participants:
Internet Explorer® 7.0 or newer, Mozilla® Firefox® 3.0 or newer or Google™ Chrome™ 5.0 or newer (JavaScript™ and Java™ enabled)
Windows® 7, Vista, XP or 2003 Server
Cable modem, DSL, or better Internet connection
Minimum of Pentium® class 1GHz CPU with 512 MB of RAM (recommended) (2 GB of RAM for Windows® Vista)

For Mac®-based participants:
Safari™ 3.0 or newer, Firefox® 3.0 or newer or Google™ Chrome™ 5.0 or newer (JavaScript™ and Java™ enabled)
Mac OS® X 10.4.11 – Tiger® or newer
PowerPC G4/G5 or Intel processor (512 MB of RAM or better recommended)
Cable modem, DSL, or better Internet connection

Instructor

Lee Vishloff

PEng, IEEE WCP
Mr. Vishloff has nearly 30 years of experience in wireless systems and product design.  His designs have covered a wide range of wireless applications including satellite, cellular packet data, rural telephony, microwave radio, aeronautical, and others.  Lee brings a wide range of practical experience having hands-on and management experience with wireless telecommunication systems, modem, RF, analog, digital, embedded firmware and mechanical design technologies.  His experience is largely in ground-up design where user and technical requirements are translated from paper into working products.
He has spent the majority of his career working with equipment manufacturers, with stints in the semiconductor and consulting businesses.  He has served on numerous joint industry-academic committees during his career, strengthening the link between academic research and practical industry needs.
Lee has a degree in Electrical Engineering from the University of British Columbia and completed his management education at Simon Fraser University and the AEA/Stanford Executive Institute.  He holds one patent and is a Professional Engineer in the Province of British Columbia, Canada.

Learning Objectives

At the end of the course, attendees will be able to:
- Define M2M and clarify the main components that comprise a cellular M2M solution
- List the possible overall processes involved in bringing a solution to the M2M marketplace
- Describe the wireless technologies and hardware available and the selection criteria for a solution
- List steps to consider hen designing the solution up front in preparation for ease of certification
- Describe the Over-th-Air Performance Considerations
- List the M2M platforms available to manage the SIMS/Devices
·      
·

Course Materials

A copy of the instructor's PowerPoint slides is included. Access to the streaming video recording is provided for seven days after the course has been taught. Earn 0.6 IEEE Continuing Education Units for participating.

COURSE CANCELLATION and REFUND POLICY

Requests for online course cancellations must be received 7 business days prior to the course date for a full refund. Once course materials have been shipped to a course participant, if a cancellation request is made, only a 50% refund can be issued and transferring the seat to a future course date cannot be accommodated. Refunds for in-person courses can be issued up to 5 days prior to the course.

Clarification on Course Materials and Delivery.

A copy of the instructor's PowerPoint slide presentation is provided via post to all online course registrants. For in-person courses the handout is distributed on site. The handout is provided as a courtesy and is made available for the course participants future reference. For registrants who purchase a seat in a course less than 7 business days prior to the course being taught, there is no guarantee that the course materials will arrive by the date the course is taught online. Having a copy of the slides in hand does not preclude a registrants ability to participate in the live teaching of the course or their ability to review the recorded session.

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Sunday, January 13, 2013

Fulton Innovation launches eCoupled technology for bi-directional wireless charging (hands on)

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Fulton Innovation launches eCoupled technology for bidirectional wireless charging
Wireless charging is slowly creeping into more and more devices, and the convenience it brings is a welcome addition to our technological lives. But what if you don't have a charging pad nearby? With Fulton Innovation's eCoupled technology inside your device, you could use the charge in your tablet to charge your phone (or vice-versa). Essentially it enables the bi-directional movement of power between compatible devices. Any Qi enabled device can be charged by the eCoupled hosting device, and when two enabled devices are held back to back, then the one with the most power charges the other.

In the demonstration given to us on the show floor, Fulton Innovation had a reference device (a Samsung tablet) containing the technology, and demonstrated it by simply resting a Qi enabled mobile on top, and instantly it charged -- just like placing it on a regular charging mat. Fulton were also keen to stress their intention to get the technology incorporated into the Qi standard, meaning that if this were the case, then bi-directional charging like this could eventually be common place. Beyond the more obvious application of charging devices, there are other applications that this idea opens up. One such example is the use of "printed electronics" that can be activated simply by resting your phone or other enabled device on top. As a demonstration, a printed picture of a DJ with some speakers become an interactive soundboard once the eCoupled device was rested on the relevant point. This could also mean lightweight printed keyboard, that wouldn't require any charging, springing to life once you place your device on them. Check the gallery to see the idea in action, and the press releases over the break for more info.

Source:Internet
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Thursday, November 1, 2012

Wi-Fi in Your Life

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No matter what your lifestyle is, Wi-Fi technology can play an important role in making it more productive, convenient and fun.   Wi-Fi uses radio waves - just like cellular phones, TV and radio - to create reliable high-speed connections between computers, printers, gaming devices, cameras phones and home entertainment systems. You can use Wi-Fi in your home, at work or on-the-go at hotspots worldwide.
Wi-Fi connects you ... to your office, your family, your entertainment, to the world.  It's available in thousands of devices and millions of locations, and it's easy to set up and use.
Wi-Fi has something for everyone.  If you are new to the technology, you'll love how it enables you to connect on the go and share an internet connection at home.  And if you have used Wi-Fi for a while now, you might like to find out more about how it can connect a huge variety of productivity and entertainment tools.
Make the Wi-Fi Alliance your trusted resource for Wi-Fi information.  Here are some good starting points:
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Tuesday, August 28, 2012

IEEE 802.15.6 Body Area Network (BAN)

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Networking media has been covered all the fields of the World such as computer networking as well as health departments. For the sake of detection of the chronic disease in the human body a network developed that is referred to as the body area network or BAN. Generally it is defined as the types of network that deals with the detection and for monitoring the whole systematic of the human body or the computational devices wearied by the humans for the sake of detection of chronic syndromes also is called as the body area network. it is also called as the body sensor network.
Concept of Body Area Network:
As we all know that science and researchers in the field of science move towards the new and advanced technology. Different types of sensors or the networks are introduced in the filed of networking. Some wireless networks or the sensors are also used that provide us opportunity to monitor our important things like health, traffic etc in a better way. As a result of this sensor technology researchers has been develop a new sensor or networking technology that is called as the body area network or senor that enable us to monitor the internal activities if the human body such as chronic diseases.
body area network

Applications of Body Area Network:
Due to the reliability and the property of detecting the diseases or monitoring, body area network is applicable on the different types if properties. Some of the common and important applications of the body area network are listed below
  1. Body area network BAN is widely applicable on the hospitality departs for the sake of the monitoring the internal environment of the human body and also helpful in detecting some diseases
  2. For the detection of different chronic diseases like asthma, heart attacks etc body area networks are used world widely
  3. Body area networks are also applicable on the sports and security departments and some times for communication purposes also
Important Components of BAN:
As every thing consists of different components in its building process, similarly body area networks also have different components that take part in the producing the body are networks. Some of its important components are
  1. Different types if detectors of motion
  2. Several types of monitoring sensors
  3. Different types of accelerometers are also involved as the components of the BAN
  4. Typical components of the body area networks have battery, processing source, different sensors and transceiver
  5. Different types of sensing technology is used in the composition of body area networks such as physiological sensors such as ECG or EEG
Challenges for Body Area Network:
 Body area networks also faced different challenges in the race of the technological world. Some of its challenges are as follows
  1. The sensor devices that are used in the configuration of the body area networks are of complex nature sand are so small that it is very difficult to construct.
  2. Some people think that this technology is not secure ion the field of hospitality as compared to other medical devices.
  3. When the body area networks are used for the transmission of data they are not useful and can interrupt the data transmission and decrease the efficiency
Future of Body Area Networks:
 Future of body area networks is very bright because it is applicable almost in every field such as networking, monitoring, detection etc. If the challenges and the problems of the body area networks would be solved then this technology will cover the whole technological world with its applications and will also helpful in producing the new technologies for the benefit of the mankind.

source:Internet
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Friday, August 10, 2012

Intel to try out wireless charging technology in ultrabooks and smartphones in 2013

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Intel may adopt its self-developed wireless charging technology into Intel-based ultrabooks and smartphones in the second half of 2013, according to sources from the upstream supply chain.
In addition to Intel, there are already several smartphone players and telecom carriers aggressively developing wireless charging technology. Japan-based NTT Docomo and Sharp both previously launched smartphones with wireless charging functions that meet the Wireless Power Consortium's (WPS) Qi standard, but high prices are still creating barriers that distance consumers, the sources noted.
Samsung was originally expected to launch a resonance wireless smartphone charger in June, but the project was delayed to the end of 2012 or into 2013 as performance still needs some improvements. Some market watchers expect Samsung will launch a magnetic induction wireless charger to fill the spot first.
Intel's wireless charging solution uses an ultrabook as the power source paired with related software and a transmitter to wirelessly charge a smartphone. According to Intel's data, the solution will feature lower power consumption and does not require the phone to be put in a very specific position.
Intel also provides design suggestions to integrate the transmitter and receiver together to lower production costs, and Intel has also designed software exclusively for power charging with functions such as power charging equipment examination, smartphone charging control, and equipment position tests all included.
Sources from notebook players also pointed out that Intel's Haswell platform is unlikely to fully adopt the wireless charging technology and the idea is expected be seen in just a few models in the second half of 2013.
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Saturday, July 28, 2012

Broadcom introduces 5G WiFi Combo chip for Smartphones and tablets

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Broadcom Corporation, a global innovation leader in semiconductor solutions for wired and wireless communications, has introduced the BCM4335, the industry's first complete 5G WiFi combo chip for smartphones, tablets, ultrabooks and other mobile devices.

The new solution furthers Broadcom's wireless connectivity leadership and establishes it as the first chip vendor to sample solutions based on the 802.11ac standard for every major Wi-Fi product segment.

5G WiFi, the 5th generation of Wi-Fi based on the IEEE 802.11ac standard, is a major evolutionary step from the existing 802.11a/b/g/n networks. 5G WiFi dramatically improves the wireless range in the home, allowing consumers to watch HD-quality video from more devices, in more places, simultaneously. With 3X faster speeds, consumers can download web content from a mobile device, and synch large files such as videos, in a fraction of the time it would take on a similar 802.11n device. Since 5G WiFi transfers the same volume of data at a much faster rate, devices enter low-power mode quickly and, as a result, are up to six times more power efficient than equivalent 802.11n solutions.

Broadcom introduced its family of 5G WiFi chips for access points and PCs at CES in January 2012.  The world's first 5G WiFi routers and notebooks powered by Broadcom's 5G WiFi chips were introduced to the market in Q2 2012. Smartphones and tablets powered by the new BCM4335, which are expected to hit shelves in Q1 2013, will allow consumers to reap the full speed, range and power saving benefits of 5G WiFi on both ends of the wireless connection.
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Wi-Fi Standards -802.1p

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802.11p / DSRC / WAVE

In July 2010, IEEE published the IEEE 802.11p™- 2010 standard.

The standard defines mechanisms that allow IEEE 802.11™ technology to be used in high speed radio environments typical of cars and trucks. In these environments, the 802.11p enhancements to the previous standards enable robust and reliable car-to-car and car-to-curb communications by addressing challenges such as extreme Doppler shifts, rapidly changing multipath conditions, and the need to quickly establish a link and exchange data in very short times (less than 100 ms). Further enhancements are defined to support other higher layer protocols that are designed for the vehicular environment, such as the set of IEEE 1609™ standards for Wireless Access in Vehicular Environments (WAVE).
802.11p supports Intelligent Transportation Systems (ITS) applications such as cooperative safety, traffic and accident control, intersection collision avoidance, and emergency warning. 802.11p will be used for Dedicated Short Range Communications (DSRC), a U.S. Department of Transportation project as well as the name of the 5.9 GHz frequency band allocated for the ITS communications. More information on the 802.11p standard can be obtained from the IEEE.

Testing Wireless Devices for Vehicular Communications

802.11p operates in the 5.835-5.925 GHz range, divided into 7 channels of 10 MHz each. For testing of 802.11p devices, LitePoint has developed an ad-hoc operating mode in its current WiFi (IQview/IQflex) and Multi-Radio (IQ2010) test platforms.
The LitePoint IQview/IQflex and IQ2010 test platforms contain a Vector Signal Analyzer (VSA) and Vector Signal Generator (VSG) offering full transmit and receive test capabilities for 802.11p devices, in addition to other wireless connectivity standards.
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