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Cell phones technology

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The document discusses the history and evolution of mobile phones from the first cell phone in 1984 to modern smartphones. It describes some key early mobile phones including the DynaTAC8000X which weighed 2 pounds and could only store 30 contacts, the Nokia 9000 Communicator which was one of the first flip phones, and the Blackberry 850 which was the first with a QWERTY keyboard. It also notes the Sanyo SCP-5300 as the first camera phone and mentions some health concerns with prolonged mobile phone use.

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Cell phones technology
Cell phones technology
Cell phones technology
 Mobile phones are used for a variety of purposes, including keeping in touch with family members, conducting business, and having access to a telephone in the event of an emergency
A battery, providing the power source for the phone functions. Voice call Sending & receiving pictures and videos through MMS and Bluetooth. Memory card reader Video calling
Cell phones technology
 THE FIRST CELL PHONE WAS NAMED DynaTAC8000X.  IT WAS CREATED BY MARTIN COOPER IN 1984.  IT TOOK OVER A DECADE TO DEVELOP AND $100 MILLION.  ITS WEIGHT WAS ABOUT 2 POUNDS &COULD STORE ONLY 30 PHONE NUMBERS.  ITS BATTERY WAS NEEDED TO BE CHARGED FOR 10 HOURS.  THIS PHONE COSTS 3,995 DOLLAR!!!!
AFTER THE DynaTAC8000X ,MANY PHONES WERE MADE BUT FLIP PHONES BECAME THE MOST POPULAR AMONG PEOPLE. THE FIRST FLIP PHONE WAS NAMED AS NOKIA 9000 COMMUNICATOR. IT CAME IN LATE 1980’S.
 THE FIRST BLACKBERRY WAS CALLED BLACKBERRY 850.  IT WAS THE FIRST PHONE WITH QWERTY KEYPAD.
 IT WAS THE FIRST PHONE TO OFFER WEB BROWSING, E-MAIL ACCESS AND INSTANT MESSAGING.  IT WAS ALSO THE FIRST PHONE WITH A ‘SWIVEL’ DESIGN.
 THE FIRST CAMERA PHONE WAS THE SANYO SCP-5300.  PHOTOS WERE OF VGA QUALITY.  PHOTOS TAKEN WERE ALSO BLURR.
 THE FIRST PHONE- DynaTAC8000X  THE FIRST FLIP PHONE- NOKIA 9000 COMMUNICATOR  THE FIRST BLACKBERRY- BLACKBERRY 850  THE FIRST SWIVEL PHONE-DANGER HIP TOP  FIRST CAMERA PHONE- SANYO SCP 5300  FIRST GAME PHONE- NOKIA N GAGE  FIRST PHONE WITHOUT KEYPAD- IPHONE
Cell phones technology
People who use a mobile phone for hours a day are more likely to develop mouth cancer than those who do not talk on them at all. Mobile phones use microwave radiation to communicate.These waves cause disturbance in sleep & cause difficulty in concentration.They increase the blood pressure
 Mobile phones damage key brain cells and could trigger the early onset of Alzheimer’s disease.Researchers have found that radiation from mobile phone handsets damages areas of the brain associated with learning, memory and movement.  People who used cell phones are more likely to have a temporal brain tumor on the side of the head where they held their phone.
Use a hands free set to reduce the amount of radiation. Hold the mobile from the bottom. Try to use the phone in an open area ,this will also reduce the radiation. Don't talk too long on mobile phones.
Cell phones technology
1. 3G mobile telecommunications is a generation of standards for mobile phones and mobile telecommunication. 2. 11 December 2008, India entered the 3G arena with the launch of 3G enabled Mobile and Data services. MTNL becomes the first 3G Mobile service provider in India.
1. In telecommunication 4G is the fourth generation of cell phone mobile communication standards. 2. A 4G system provides mobile ultra- broadband Internet access .
3. Conceivable applications include amended mobile web access, IP telephony, gaming services, high- definition mobile TV, video conferencing. 4. The 4G system was originally envisioned by the (DARPA). 5. A major issue in 4G systems is to make the high bit rates available in a larger portion of the cell.
Cell phones technology
Cell phones technology
Cell phones technology
YEAR-2010 YEAR-2011
Cell phones technology
INTERNET BOOKS NEWSPAPER POWER POINT MAGZINES
Cell phones technology

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Cell phones technology

  • 4.  Mobile phones are used for a variety of purposes, including keeping in touch with family members, conducting business, and having access to a telephone in the event of an emergency
  • 5. A battery, providing the power source for the phone functions. Voice call Sending & receiving pictures and videos through MMS and Bluetooth. Memory card reader Video calling
  • 7.  THE FIRST CELL PHONE WAS NAMED DynaTAC8000X.  IT WAS CREATED BY MARTIN COOPER IN 1984.  IT TOOK OVER A DECADE TO DEVELOP AND $100 MILLION.  ITS WEIGHT WAS ABOUT 2 POUNDS &COULD STORE ONLY 30 PHONE NUMBERS.  ITS BATTERY WAS NEEDED TO BE CHARGED FOR 10 HOURS.  THIS PHONE COSTS 3,995 DOLLAR!!!!
  • 8. AFTER THE DynaTAC8000X ,MANY PHONES WERE MADE BUT FLIP PHONES BECAME THE MOST POPULAR AMONG PEOPLE. THE FIRST FLIP PHONE WAS NAMED AS NOKIA 9000 COMMUNICATOR. IT CAME IN LATE 1980’S.
  • 9.  THE FIRST BLACKBERRY WAS CALLED BLACKBERRY 850.  IT WAS THE FIRST PHONE WITH QWERTY KEYPAD.
  • 10.  IT WAS THE FIRST PHONE TO OFFER WEB BROWSING, E-MAIL ACCESS AND INSTANT MESSAGING.  IT WAS ALSO THE FIRST PHONE WITH A ‘SWIVEL’ DESIGN.
  • 11.  THE FIRST CAMERA PHONE WAS THE SANYO SCP-5300.  PHOTOS WERE OF VGA QUALITY.  PHOTOS TAKEN WERE ALSO BLURR.
  • 12.  THE FIRST PHONE- DynaTAC8000X  THE FIRST FLIP PHONE- NOKIA 9000 COMMUNICATOR  THE FIRST BLACKBERRY- BLACKBERRY 850  THE FIRST SWIVEL PHONE-DANGER HIP TOP  FIRST CAMERA PHONE- SANYO SCP 5300  FIRST GAME PHONE- NOKIA N GAGE  FIRST PHONE WITHOUT KEYPAD- IPHONE
  • 14. People who use a mobile phone for hours a day are more likely to develop mouth cancer than those who do not talk on them at all. Mobile phones use microwave radiation to communicate.These waves cause disturbance in sleep & cause difficulty in concentration.They increase the blood pressure
  • 15.  Mobile phones damage key brain cells and could trigger the early onset of Alzheimer’s disease.Researchers have found that radiation from mobile phone handsets damages areas of the brain associated with learning, memory and movement.  People who used cell phones are more likely to have a temporal brain tumor on the side of the head where they held their phone.
  • 16. Use a hands free set to reduce the amount of radiation. Hold the mobile from the bottom. Try to use the phone in an open area ,this will also reduce the radiation. Don't talk too long on mobile phones.
  • 18. 1. 3G mobile telecommunications is a generation of standards for mobile phones and mobile telecommunication. 2. 11 December 2008, India entered the 3G arena with the launch of 3G enabled Mobile and Data services. MTNL becomes the first 3G Mobile service provider in India.
  • 19. 1. In telecommunication 4G is the fourth generation of cell phone mobile communication standards. 2. A 4G system provides mobile ultra- broadband Internet access .
  • 20. 3. Conceivable applications include amended mobile web access, IP telephony, gaming services, high- definition mobile TV, video conferencing. 4. The 4G system was originally envisioned by the (DARPA). 5. A major issue in 4G systems is to make the high bit rates available in a larger portion of the cell.