This book illustrates stateoftheart technologies and research studies on flash memories. Mar 02, 2020 the statistic shows the size of the global flash memory market, from 20 to 2021. He has contributed to nand flash memory technologies for over 27 years in several companies and nations. Summary persistent forecasting of disruptive technologies. This is how disruption drives prices down in a market.
Disruptive technology in hardwarevlsi innovation that creates a new line of hpc hardware superseding existing hpc techniques nonvolatile memory nvm technologies currently nand flash is the most common nvm technology, which finds its usages on ssds, memory cards and memory sticks. Eventually, they will replace existing technology, though. Today, rumors swirl that apple is in talks to buy anobit. Offers a comprehensive overview of nand flash memories, with insights into nand history, technology, challenges, evolutions, and perspectives describes new program disturb issues, data retention, power consumption, and possible solutions. At the 2014 flash memory summit, i participated in a panel discussion titled, is 3d nand a disruptive technology for flash storage. Atalla and korean engineer dawon kahng at bell labs in 1959. Memory and storage will be accessed in a uniform way. Nonvolatile memory technologies with emphasis on flash. Cellphones do not use power hungry hard drives but instead use flash memory chips with storage up to 32 megabytes.
In 1971, frohmanbentchkowsky developed a folating polysilicon gate tran sistor 1, 2, in which hot electrons were injected in the floating gate and removed by either ultraviolet uv internal photoemission or by fowler nordheim tunneling. The idea factory which is about the incredible story of bell labs. Flash memory is different from ram because ram is volatile not permanent. Zip drives, flash memory cards, and network file transfer, both wireless. Combines the best characteristics of dram and nand flash faster dramlike read speed cheaper nand flashlike costs nonvolatile retains data when power is off. Flash memories and memory systems are key resources for the development of electronic products implementing converging technologies or exploiting solidstate memory disks. Nand flash memory technologies ebook by seiichi aritome. In business theory, a disruptive innovation is an innovation that creates a new market and value network and eventually disrupts an existing market and value network, displacing established marketleading firms, products, and alliances.
Technology is moving so quickly, and in so many directions, that it becomes. When it was introduced it was expensive, and capacities were small, compared to hard disks. Flash memory is an electronic solidstate nonvolatile computer memory storage medium that can be electrically erased and reprogrammed. Key issues in memory technology memories are becoming key part of system architectures heterogeneous processing is driving concept of shared memory, with need for higher throughput and lower power consumption 3d xpoint can change memory architectures znand from samsung is potential competitor. Nvm will prevail independent of the specific memristor technology that will win. The original mosfet metaloxidesemiconductor fieldeffect transistor, also known as the mos transistor, was invented by egyptian engineer mohamed m. Flash memory simple english wikipedia, the free encyclopedia. Smartphones are a disruptive technology which radically alters the personal computing and. This is the classic hallmark of a disruptive technology.
It is most often used in devices like digital cameras, usb flash drives, and video games. If disruptive innovation is used, the market will grow at a high speed. General memory technology trends smithsonian institution. The consensus is that 3d nand will be the most viable storage technology in the years to come, although opinions were mixed on when that disruption would be evident. The key to avoiding the negative effects of disruptive technologies is to focus on what is. Flash memory is a type of eeprom electrically erasable read only memory consisting of memory cells made from floatinggate transistors 8 and is often used as storage medium in mobile devices.
Disruptive innovation its hard to envision living without electricity, color tv, the internet, and mobile technology. Dram memory cells are single ended in contrast to sram cells. Flash memory is a memory storage device for computers and electronics. The machine is a first example of the new storageclass memory scm, i. Hard disk drive technology continues its inevitable march toward greater areal densities, and hybrid drives are being purchased in. On the other hand, flash memory is small, and uses little energy. The term was defined and first analyzed by the american scholar clayton m. Introduction to flash memory article pdf available in proceedings of the ieee 914. In memory associative technology represents the first generation of in memory technologies to be introduced into the business analytics mainstream. Advances that will transform life, business, and the global economy mckinsey global institute technology is moving so quickly, and in so many directions, that it becomes challenging to even pay attentionwe are victims of next new thing fatigue. Flash memory technology is a mix of eprom and eeprom technologies.
Do you think 3d nand is a disruptive technology for flash storage. The 10 most disruptive technology combinations network world. Supporting decision making by increasing the lead time for awareness. This book discusses basic and advanced nand flash memory technologies, including the principle of nand flash, memory cell technologies, multibits cell technologies, scaling challenges of memory cell, reliability, and 3dimensional cell as the future technology. Flash memory continues to shrink in size and grow in capacity. Empowering a new generation of flash storage devices toshiba invented flash memory in the 1980s as a new memory technology that allowed stored data to be saved even when the memory device was disconnected from its power source. Advances that will transform life, business, and the global economy. The origins of flash memory can be traced back to the development of the floatinggate mosfet fgmos, also known as the floatinggate transistor. He describes the term further in his book the innovators dilemma. Disruptive innovation simple english wikipedia, the free. The name, therefore, distinguishes flash devices from eeproms, where each byte is erased individually. Thats why were taking the risk out of afas by guaranteeing 4. In the long run, high disruptive technology bypasses, upgrades, or replaces the outdated support network. Topics in modeling, design, programming, and materials for memories are covered along with real application examples.
Jul 09, 2012 flash memory continues to shrink in size and grow in capacity. Disruptive technologies a disruptive technology is a technology or innovation, which is initially a combination of niche technologies or innovative ideas to create a high end product or service, typically such which the existing market does not expect. In business theory, a disruptive innovation is an innovation that creates a new market and value. This overlooks the equally or more important fact that nand flash can be a less expensive solution than a hard disk for certain lowcapacity applications. The envisioned storageclass memory scm will influence system software and programming environments in several ways. Combines the best characteristics of dram and nand flash faster dramlike read speed cheaper nand.
These businesses are thriving despite low levels of governmental. Dec 30, 2009 nand flash is a truly disruptive technology in the lowend of the market. Flash memory technology is today a mature technology. This definition explains the meaning of disruptive technology and how it. It began to be used in mp3 players and usb flash drives. Chapter 1 describes the background and early history of nand flash. The initial applications for flash memory were invalue networks quite distant from. This disruptive technology, as christensen referred to it, has two characteristics. The book begins with a tutorial of elementary concepts to orient readers who are less familiar with the subject. The electronic book, or ebook, is a book that is read on a computer or other electronic device2. The term oflasho was chosen because a large chunk of memory could be erased at one time.
Topics in modeling, design, programming, and materials for memories are covered along with real. Examines the history, basic structure, and processes of nand flash memory. Is 3d nand a disruptive technology for flash storage. Read persistent forecasting of disruptive technologies. In the innovators dilemma,1 clayton christensen classifies technology as either sustaining or disruptive. It was developed in the 1980s from the earlier and similar eeprom flash memory is different from ram because ram is volatile not permanent. The theory of disruptive innovation, introduced in these pages in 1995, has proved to be a. It is often found in usb flash drives, mp3 players, digital cameras and solidstate drives. It has the ability to be electronically reprogrammed and erased. Report on disruptive technologies for years 20202030. Memory technology and overall trends in the semiconductor. The individual flash memory cells, consisting of floatinggate mosfets floatinggate metaloxidesemiconductor fieldeffect transistors, exhibit internal. Each of these is a disruptive technology, a new technology that unexpectedly displaces an established one. Chapter 14 the electronic book as a disruptive technology.
Inmemory associative technology represents the first generation of inmemory technologies to be introduced into the business analytics mainstream. General memory technology trends 66 integrated circuitengineering corporation 1,000 100 10 60 70 72 74 76 78 80 82 84 86 88 90 92 94 96 98 pentium 80486 80386 68020 80286 68000 8086 z80 8080 4k 16k 256k 1m 4m 16m 64m 1g microprocessorlogic memory year chip area thousands of sq mils 64k memory increase 1. According to the ceo of one such company, rocket lab, new zealand is the best place in the world to launch a satellite. Exhibit 1 actual and forecasted financial statements assuming no. Seiichi aritome was a senior research fellow at sk hynix inc. Continued investment in rural technological infrastructure will be important to ensure that the regional divide does not intensify. View 256214662caseflashmemoryincsolution from fin 101 at iran university of science and technology. It was developed in the 1980s from the earlier and similar eeprom. At the 2014 flash memory summit, i participated in a panel discussion led by jim handy, a director at the semiconductor market research firm objective analysis and a longtime observer of the flash memory business. Presented here is an allinclusive treatment of flash technology, including flash memory chips, flash embedded in logic, binary cell flash, and multilevel cell flash. Disclaimer everything in this lecture shall not, under any circumstances, hold any legal liability whatsoever. To update a page, the block including the page to be updated should be erased first. However, its main inhibitor to wide enterprise adoption has been scalability.
This is mostly because flash memory provides shock resistance due to being a solid state storage. Flash memory is a nonvolatile memory chip used for storage and for transfering data between a personal computer pc and digital devices. The two main types of flash memory are named after the nand and nor logic gates. The statistic shows the size of the global flash memory market, from 20 to 2021. Offers a comprehensive overview of nand flash memories, with insights into nand history, technology, challenges, evolutions, and perspectives describes new program disturb issues, data retention, power consumption, and possible solutions for the challenges of 3d nand flash memory. Since flash is nonvolatile it can replace hard disks for permanent storage unlike dram, which is volatile and hence does not directly compete with hard disks. Nonvolatile memory technologies with emphasis on flash by. My forthcoming book the disruption dilemma considers other. Questioning the concept of a disruptive technology, haxell 2012 questions how such technologies get named and framed, pointing out that this is a positioned and retrospective act. A flash memory is a non volatile memory nvm whose unit cells are fabricated in cmos technology and programmed and erased electrically. Nand flash memory technologies ieee press series on. Nonvolatile memory technologies with emphasis on flash by joe. Authors will go digitalfirst and the most successful will land a traditional book deal.
Digital cameras are replacing photographic film, flash drives. Flash memory, however, is turning out to be one of the biggest stories in technology this year. Nand flash is a welcome innovation in the storage market, but most analysis has centered around performance advantages for solid state drives ssds. Goes into details of their inventions and the crazy people in a good way who made up bell labs. Flash memory technology penn state college of engineering. Flash memory operations flash memory a set of memory blocks for example, nand flash, block size 32 pages page size 2 kb operation units read and program operations are in page units.
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