What does
Flash memory technology
promise for the SIM Industry ?

Didier Save, PhD

Technology Marketing
1           Gemplus


2   Flash memory technology


3   Promises for SIM industry


4           Outlook
Experienced leader in smart cards

                         5.5 billion: total smart cards supplied
                      ...
Expertise in secure platforms
                Security is fundamental to our technology, helping to identify
             ...
Committed to innovation
       Our commitment to our clients is reflected in our commitment to R&D.
       They demand an ...
Flash memory technology


      SIM card chip is
             Processing power
             Security, and
             Mem...
Flash memory technology


                                                High Density




                               ...
Non Volatile Memory principle

Cell transistor
current                   I   cell




                                    ...
Electron injection mechanisms
Injection                          Fowler-Nordheim Tunneling                                ...
EEPROM cell array architecture

                2T cell
                2T cell                     Array
                ...
Flash cell array architecture

                1T cell
                1T cell                     Array
                 ...
Promises for the SIM industry


                                  More
                                  services
        ...
Outlook

                                            Technologies available in the field:        Market fragmentation
    ...
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What does Flash memory technology promise for the SIM Industry ?

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What does Flash memory technology promise for the SIM Industry ?

  1. 1. What does Flash memory technology promise for the SIM Industry ? Didier Save, PhD Technology Marketing
  2. 2. 1 Gemplus 2 Flash memory technology 3 Promises for SIM industry 4 Outlook
  3. 3. Experienced leader in smart cards 5.5 billion: total smart cards supplied €865 million: 2004 revenue 6000 employees Gemplus was founded in 1988. One of the original pioneers of smart card technology. World leader* in shipments and revenue: 27% market share 2004 Present around the world: Over 50 sales & marketing offices Research & development centers in Europe, USA and Asia 20 personalization facilities and 11 manufacturing sites * Gartner 2005, Frost 2004, Card Technology 2004 Cartes 2005 - C11 - Gemplus - Didier Save
  4. 4. Expertise in secure platforms Security is fundamental to our technology, helping to identify individuals, prevent fraud, and protect assets Experience We have the largest, most experienced team of security and cryptography experts in the industry Security We are constantly strengthening every angle of smart card security: cryptography, mobile code security, OS security, Internet and network security, and risk management Certification We have more security certified products than any other player Product development We analyze and respond to new threats, and develop products which meet our clients’ evolving security requirements in every market sector Service We offer complete security system solutions: cards, readers, software, middleware We also offer consulting, audit, solution design, training and support Cartes 2005 - C11 - Gemplus - Didier Save
  5. 5. Committed to innovation Our commitment to our clients is reflected in our commitment to R&D. They demand an ever-wider range of innovative, high-quality solutions, so we invest to meet their evolving needs. Investment: Highest R&D investment in the industry: 660 engineers worldwide 5 R&D centers of expertise close to our clients around the world Recognition: Leading and participating in many research & standardization projects Expertise: Security solutions, OS development, and contactless technologies Optimal product development Quality: The first in the industry to be quality certified Products conform to the strictest certification standards Innovation: 2400 patents and patent applications, with more every year Incubation group focusing on emerging markets e.g.: Trusted Computer Platforms & Digital Rights Management Cartes 2005 - C11 - Gemplus - Didier Save
  6. 6. Flash memory technology SIM card chip is Processing power Security, and Memories Memories account for more than 50% of chip area ROM for Code EEPROM for Data Flash memory is a first step to universal memory Flash for Code Flash for Data Cartes 2005 - C11 - Gemplus - Didier Save
  7. 7. Flash memory technology High Density ROM DRAM EPROM Flash SRAM EEPROM Electrical Non volatility re-writability Cartes 2005 - C11 - Gemplus - Didier Save
  8. 8. Non Volatile Memory principle Cell transistor current I cell Q/C Cell transistor Threshold Voltage -0.5 1.2 2.5 V Float Gate Control Gate Floating Gate or Traps 1,000 electrons stored Substrate Cell transistor is ON OFF Logic state is: 0 or 1 1 or 0 Cartes 2005 - C11 - Gemplus - Didier Save
  9. 9. Electron injection mechanisms Injection Fowler-Nordheim Tunneling Hot Electron 2 Transistor Cell 1 Transistor Cell Floating Gate Floating Gate Nitride Nitride Trap Channel Channel Source/Drain Trap Tunnel Window Programming Programming Programming EEPROM EEPROM EEPROM EEPROM Flash Flash Flash Flash Flash NAND SST NOR Slow mechanism 1 1 Fast mechanism Low power 2 Fowler hot 2 High power Nordheim electron Low stress along channel 3 tunneling injection 3 Large stress at drain side Thin tunnel oxide 4 4 Good retention Cartes 2005 - C11 - Gemplus - Didier Save
  10. 10. EEPROM cell array architecture 2T cell 2T cell Array Array Byte update Byte update Storage Transistor Register 11111111 01010101 11111111 11111111 11111111 EEPROM 00000000 00000000 00000000 00000000 Etox Etox Etox 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Etox Etox Etox 00000000 00000000 00000000 00000000 11111111 00000000 11111111 00000000 11111111 00000000 11111111 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 01010101 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Etox Etox Etox 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Access Transistor 00000000 00000000 00000000 00000000 EEPROM can be updated • Byte per Byte or • Page per Page Cartes 2005 - C11 - Gemplus - Didier Save
  11. 11. Flash cell array architecture 1T cell 1T cell Array Array Flash Erase Flash Erase Storage Transistor Register Flash 00000000000000000000000000000000000000000 0011111100111000011100000011111111100000 00000000000000000000000000000000000000000 00000000000100100010000001111000111001110 00000000000000000000000000000000000000000 11000011111011100000000000000011110000000 00000000000000000000000000000000000000000 01111111111111011101111101111111111101100 00000000000000000000000000000000000000000 00001111011110111001111001111111100000000 00000000000000000000000000000000000000000 00000000000000000000000000000000000000000 00000000000000000000000000000000000000000 00000000000000000000000000000000000000000 00000000000011111111111111111111111110000 00000000000000000000000000000000000000000 01111111100001111111000000000011111100000 00000000000000000000000000000000000000000 11111111111001111111111110001111111000000 00000000000000000000000000000000000000000 11111110000000111111100000001111110000000 00000000000000000000000000000000000000000 01111100000000000001111100110100111110000 00000000000000000000000000000000000000000 11111111111111110001111100011100010000000 00000000000000000000000000000000000000000 00110001110000000000000111111001111111111 ERASE Flash can be flash erased and programmed per Page Cartes 2005 - C11 - Gemplus - Didier Save
  12. 12. Promises for the SIM industry More services Difference Manage Complexity Flash benefits Flexibility Time to Market Cartes 2005 - C11 - Gemplus - Didier Save
  13. 13. Outlook Technologies available in the field: Market fragmentation Conventional EEPROM Reserved area for Code (Flash emulation) OTA services Embedded NOR Flash Code storage and execute in place Time to Market EEPROM emulation for Byte update granularity New technologies to come soon: Multi-chip solution with stand alone Handset management NAND Flash Contact management Customization Content management …. Cartes 2005 - C11 - Gemplus - Didier Save
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