About Generations of Internet

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About Generations of Internet

  • The mobile wireless Generation (G) generally refers to a change in the nature of the system, speed, technology, frequency, data capacity, latency etc.
  • Each generation has some standards, different capacities, new techniques and new features which differentiate it from the previous one.
  • The journey of mobile wireless communication began with 1G followed by 2G, 3G, 4G,and the upcoming generation 5G.

 

  • The first generation (1G)Used for voice calls only
    • Speed – 2.4 kbps
    • Allowed voice calls in 1 country
    • Used analog signal
    • Had poor voice quality
    • Offered very low level of spectrum efficiency

 

  • The second generation (2G)It is a digital technology and supports text messaging.
    • Data speed was up to 64kbps.
    • Used digital signals
    • Enables services such as text messages, picture messages and MMS(Multimedia message)
    • Unable to handle complex data such as videos
    • Required strong digital signals to help mobile phones work
    • 5 GSpeed: 64-144 kbps
      • Send/receive e-mail messages
      • Web browsing

 

  • The thirdgeneration (3G)This internet technology provided higher data transmission rate, increased capacity and provides multimedia support.
    • Speed 2 Mbps
    • It offers data services, access to television/video, new services like Global Roaming.
    • It operates at a range of 2100MHz and has a bandwidth of 15-20MHz used for high-speed internet service, video chatting.
    • Increased bandwidth and data transfer rates to accommodate web-based applications and audio and video files
    • Provides faster communication
    • Send/receive large email messages
    • High speed web/more security/video conferencing/3D gaming

 

  • The fourth generation (4G)It integrates 3G with fixed internet to support wireless mobile internet, which is an evolution to mobile technology and it overcome the limitations of 3G.
    • It also increases the bandwidth and reduces the cost of resources.
    • LTE (Long Term Evolution) is considered as 4G technology
    • Capable of providing 10Mbps-1Gbps speed
    • High quality streaming video
    • Combination of Wi-Fi and Wi-Max
    • High security
    • Provide any kind of service at any time as per user requirements anywhere
    • Expanded multimedia services
    • Low cost per-bit

 

  • The fifth generation5thGeneration Mobile technology and is going to be a new revolution in mobile market which haschanged the means to use cell phones within very high bandwidth.