Technology Articles/FAQs

 GPS

• GPS Technology
  Best information on GPS.
    
• What is GPS?
  The technological advances of the last decade have brought about hitherto unimagined changes in the way we go about our lives.
    
• How GPS Works
  GPS or Global Positioning System is a technology for locating a person or an object in three dimensional space anywhere on the Earth or in the surrounding orbit. GPS is a very important invention of our time on account of the many different possibilities it brings.
    
• Benefits of GPS
  GPS or Global Positioning System was originally developed as a military navigation tool. However the technology has grown along with a sub set of supporting technologies to serve other requirements within consumer budgets.
    
• GPS Tracking and its Applications
  GPS technology was originally developed for defense purposes and later brought to the consumer market as a navigation technology.

Networking

1. What is OSI Layer?
   The OSI Model is used to describe networks and network application. Different layers of OSI Model has described.  

WiMAX

1. What is WiMaX?
   What is WiMAX? Simply put WiMAX is, Worldwide Interoperability for Microwave Access, a technology standard that enables high speed wireless internet.
    
2. Why WiMAX?
   WiMAX is an acronym for Worldwide Interoperability for Microwave Access. It is an assortment of technical specifications called 802.16. The technology used in WiMAX enables wireless transmission of broadband internet over distances in the range of up to 50 km.
    
3. Will WiMAX Replace DSL?
   There has been a lot of hype about WiMAX as the next generation technology that will wipe out wired internet connectivity. The contention is that, it is far easier and more cost effective to set up transmission towers than continuously extend the cables for last mile connectivity.
    
4. Will WiMAX Replace WiFi?
   Enthusiasts of WiMAX are of the view that this powerful technology will soon overtake WiFi, which looks feeble. This need not be the case, as both can have their separate applications.
    
5. Is WiMAX Safe?
   WiMAX enabled devices emit radio frequency electromagnetic waves when in use. These waves have been part of our everyday life for decades now, in the use of devices such as radio, television and mobile phones.
     
6. WiMAX Billing Challenges
   Imagine being able to access your emails and attend an urgent office conference while you are holidaying in a remote hill station of India! It is this kind of possibility that makes WiMAX an irresistible contestant to the title ‘the technology of tomorrow.’ WiMAX has finally made high speed wireless internet access a reality no matter where you are or whether you are on the move.

VoIP

1. Internate Telephone Services
   VoIP or voice over internet Protocol is that technology which makes it possible to make phone calls through the internet. This technology is given many common names as internet phone service or digital phone service or broadband phone service.
       
2. VoIP History
   VoIP stands for Voice over Internet Protocol. This phenomenon has made a profound change in the world of telephone communications. The traditional method of making calls the landlines are being fats replaced by this technology that has taken the world by storm.
       
3. VoIP- What is VoIP?
   This section introduces you with the VoIP technology and its benefits. VOIP is so beneficial that is saves hundreds or even thousand of dollars if used extensively. That is the reason behind VOIP Popularity. Many Companies are using VoIP for communication and saving thousands of dollars.
         
4. VoIP Phones
   List of VoIP Phones that you can use to make VoIP Phone calls.
     
5. Complete Guide to Setup VoIP on Linux Machine
   Voice Over IP is a new communication means that let you telephone with Internet at almost null cost. How this is possible, what systems are used, what is the standard, all that is covered by this tutorial.
     
6. VoIP Software Phones
   VoIP Software Phones are basically a software for making VoIP calls using computer. Software phones are usually less expensive and it offers a better options for Computer Telephony Integration (CTI). Find free VoIP Software Phones for you home and business.
       
7. Free VoIP Gateways
   Here you will find the list of Free VoIP Gatways that you can use to connect the VoIP network to your public telephone network (PSTN). In this way, you can make calls and receive them, from your PTSN, even if you are using an IP-based system, just like your traditional phone.
     
8. Free VoIP Gatekeepers
   Here you will find the list of widely used free Gatekeepers for your VoIP system. These Gatekeepers provide centralized call management functions such as user location, authentication, bandwidth management, address translation, etc. along with bandwidth management.
      
9. Free VoIP Software Development Library
   These VoIP Software Development Libraries are being used for the development of VoIP software.
     
10. Free VoIP Proxy
    Here are the list of Free VoIP Proxy that you can use with your VoIP System

WiFi

1. What is WiFi?
   WiFi is a globally used wireless networking technology that uses the 802.11 standard. The term WiFi is an abbreviation of ‘wireless fidelity’. The technology used in WiFi was developed in 1997 by the Institute of Electrical and Electronics Engineers (IEEE).
      
2. Why WiFi?
   WiFi, or Wireless Fidelity, is a technology standard developed in 1997 by the Institute of Electrical and Electronics Engineers (IEEE). WiFi is all about high speed wireless internet access.
     
3. WiFi Internet
   WiFi, the short form of Wireless Fidelity, is a technology that allows you to connect to the internet without a cabled network. WiFi technology uses the 802.11 standard developed by the Institute of Electrical and Electronics Engineers (IEEE) and commercialized by the WiFi Alliance.
     
4. What is WiFi Phone?
   A WiFi phone is a wireless device that gives you the dual benefits of wireless connectivity and the cost savings of VoIP. It can be used in any areas- hotspots- where WiFi connectivity is provided.
     
5. How to Become WiFi Hotspot?
   WiFi technology is one of the hottest and fastest spreading worldwide. More and more businesses and individuals are setting up WiFi hotspots. Here are a few useful tips for those who are considering a hotspot as a business tool.
     
6. What is WiFi Finder?
   A WiFi finder is a device used for locating wireless hotspots without actually turning on the laptop or PDA. WiFi finders are small, battery operated and portable. A WiFi finder typically detects a hotspot within a radius of 200 feet and also determines the strength of the signal.
      
7. Security for Home WiFi Network
   Security is a huge concern for anyone setting up a WiFi network, as anyone who is close enough to the hotspot can break into your system and access the information.
    
8. Security for Public WiFi Network
   Wi-Fi hotspots present a unique set of security problems, quite different from the security issues involved in home and office networks. These hotspots have unknown computers accessing them. And in this case, the very nature of a public hotspot demands that it broadcasts its SSID.

HSDPA

1. What is HSDPA?
   HSDPA is an acronym for High Speed Downlink Packet Access which is an advanced protocol for mobile telephone data transmission. HSDPA is an evolved form of W-CDMA (Wideband Code Division Multiple Access) technology. HSDPA promises to provide download speeds.
    

LBS - Location Based Service

1. Location Based Service (LBS)
   This is one of the most popular services based on a different navigation technologies provided by the mobile communication network. Its receives the location coordinates from the ground based mobile station and sends it to the mobile phone user and the communication center that can be used for various location based services. 
                         
2. Basic Components & Functionality of LBS
   Consists of basic electronic instruments like mobile phone, smart phone, laptop and other personal digital devices (PDA) for accessing information. User can obtain information in form of voice, text, graphs, picture etc. Devices can be for different purposes; specific and multi purpose.
    
3. How does LBS work?
   Location based service (LBS) is the application that users use to locate its own position with the help of some basic components like mobile devices, mobile communication network, service provider like the Global Positioning Service (GPS), data and yellow pages for the service station. 
     
4. How is LBS useful?
   LBS is designed to provide valuable information to the users based on location or position. So it gives answer to some of the most common answered question when one is traveling such that where am I? What is around me? Where is the nearest hotel, hospital? What is the most convenient route? 
     
5. Application of LBS in Different Fields
   The popularity of location- based service makes it one of most essential and useful asset in almost all industries. However, its market is divided into various categories including navigation, emergency assistance, tracking, advertising, billing, management, games and leisure. 
                
6. Types of LBS
   Location based service enables us to find the geographical location of a mobile device with its user and provide various services related to the location information. For an example, you are in a town and want to know about a nearest hotel. Here you can use your GPS attached mobile phone that can calculate... 
                     
7. Relation between GIS and LBS
   Technological advances like Geographical Information System (GIS) and all kinds of location-based services like GPS have brought tremendous change in the lifestyle of people especially the way we communicate. The growing number of mobile phone and Personal Digital Assistant (PDA) users with Internet enable us to access real-time information from anywhere in the world. 
              
8. Location Based Service (LBS) in Tourism
   In a simple way if we have to define LBS then we can say that it is a service that determines where a mobile device and its user are geographically located and also acts as an information gateway for the user by providing various kinds of services. 
               
9. Pros and Cons of LBS
   Location based service is one of the most important technological innovation in today’s world as it contributes a lot in bringing changes in society. But if we consider all the social, ethical, technological issues of its use then it has both positive and negative impacts for different user. 
               
10.  Security and Privacy Issues in Location Based Service (LBS)
    Location Based Service (LBS) is primarily based on user’s location to provide other value added services by means of a wireless device functioning through common cellular network or radio stations. Till now it has left a wide-ranging impact on society and business as a whole...
                   
11. Wi-Fi as a part of LBS
    Wi-Fi Positioning System (WPS) uses wireless fidelity network instead of GPS or cell tower systems or location beacons to determine position. This consists of a nation wide access points or network of location beacons used for pinpoint measurement of user’s position and is better than satellite positioning system. 

Business Intelligence (BI)

1. What is Business Intelligence
   Business Intelligence is a form of business management that takes business forward by the proper use of available information and data. Getting ahead in the competition requires essential analysis of the fact-based data associated with a particular industry then this suggests the necessary action for driving the business towards profit oriented. So it’s the ability to use existing information i.e. the data the company already owns in a productive manner.
                                                    
2. History of Business Intelligence
   The 20 th and 21 st century are known as the information and technology (IT) age where everything depends on the availability of information and innovation of new technology. This is so in the case of business as technological innovations like World Wide Web and Internet has provided a broad and open platform to the business conducted in all over the world. As developing any successful business strategy requires information and adequate knowledge about market status, the innovation of new technology and concepts like BI made it easy to access and manage all kinds of information.
                       
3. Business Intelligence Tools
   We have already discussed that Business Intelligence is a process to collect data and extract information and then analyzing them in developing new and innovative business ideas but the whole method is based on different computing tools. These BI tools are kinds of application software assist in collecting, analyzing and presenting data. Different business intelligence tools addresses different factors and aspects in different ways but all are useful in overall function of BI.
                              
4. Business Intelligence Value Chain
   In competitive marketplace it is vital for every business enterprise whether small or big to cope with the pace of the market growth. Intelligence is the ability to learn and understand new situations by updating yourself with current information. This is why organizations are becoming more dependent on data or information for improving development of product and services that can outsell their competitors. So, they are primarily relying on analytical database solutions like data warehouses. However, in the entire process these information and later applying them in action describes a chain of methods called value chain. Value chain is the process that converts data into information and then applies that knowledge in taking productive business decision, and the outcome is the ultimate value.
                             
5. Business Intelligence in Decision Making
   Today Business Intelligence is the primary tool to collect and analyze information for developing a successful business strategy. This is the age of information, technology and communication age it’s important to have full knowledge about all the strengths and weakness of your business plan and that can be possible only by analyzing available data. These data generally include quantities of product, customer, sales, market demand, customer service, and technical support system etc., that are useful in critical decision-making.
                    
6. Privacy and Security Issues in BI
   WITH THE GROWTH of Business Intelligence market, the privacy and security issues are also growing concern over business community. It is everyone’s right to control information about them and there are laws and policies to safeguard individual right but are ineffective. Companies use BI to collect and analyze data for improving their performance, therefore it becomes important to access and maintain secure information. Though, on one side technological developments make it easy to access information freely from various sources on the other hand it becomes essential to develop system that can secure that information from misuse by outsiders.
                          
7. The Future of Business Intelligence
   Information and communication technology has offered a single platform to world market irrespective of geographical position. Growing number of consumers with varied demand and expectation make it very difficult to conduct any kind of business. To stay competitive, meet customer’s needs are now the primary concern for every organization. However, the adoption of Business Intelligence system is supporting to stay ahead from the market trends and expectation of the customer. It assists in preparing business strategies keeping in mind the future events by analyzing available data. Data analysis and decision making has made the use of BI inevitable and hence is going to be a major part of in all kinds of business.
                     
8. Business Intelligence in Healthcare
   To make a profit driven business decision, every company depends on their strategic planning and decision-making ability and that depends on the kinds of information available and the ability to sort out the relevant ones for analysis. Business Intelligence (BI) is solely offers solution to data warehousing and data analysis and hence is now the most talked about technology in the world business arena. BI is now used in various sectors for increasing productivity by carefully studying data, sharing and extracting value from it so in the case of hospital management or health sector.
                          
9. Business Intelligence in Insurance
   Success in today’s business world is defined by the ability to access sophisticated data and derive information that is now primary need to survive in the competitive market place. This is also true in insurance business that deals with rich and complex data structure and most of them are real-time. So to compete in the volatile market place with high customer demand information is pre-requisite. This makes insurance companies using Business Intelligence tools like data warehousing, data mining and OLAP. Use of BI supports in targeting right customer and the reason for customer depreciation.

Vehicle Tracking

1. Vehicle Tracking TOC
   VEHICLE TRACKING SYSTEM or Automatic Vehicle Location System (AVL) is now one of the most hot topic. Learn more about Vehicle Tracking here..
      
2. Vehicle Tracking In India
   Vehicle tracking system in India is mainly used in transport industry that keeps a real-time track of all vehicles in the fleet. The tracking system consists of GPS device that brings together GPS and GSM technology using tracking software.
                

Scada

1. What is SCADA?
   SCADA or Supervisory Control And Data Acquisition is a large scale control system for automated industrial processes like municipal water supplies, power generation, steel manufacturing, gas and oil pipelines etc. SCADA also has applications in large scale experimental facilities like those used in nuclear fusion.
                 
2. Why SCADA?
   SCADA is an acronym that denotes Supervisory Control And Data Acquisition. SCADA is a control system with applications in managing large-scale, automated industrial operations. Factories and plants, water supply systems, nuclear and conventional power generator systems etc are a few examples.
                                               
3. SCADA Programming
   SCADA or Supervisory Control and Data Acquisition is a distributed measurement and control system for large-scale industrial automation. SCADA has applications in automated operations like chemical manufacturing and transport, supply systems and power generation.
                                
4. SCADA in Future
   Elsewhere on this site we saw the fundamentals of SCADA and how it has emerged. In this article we will examine some of the challenges and applications that need to be met in order for SCADA to remain relevant to the new needs.