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RECENT ADVANCEMENTS IN
STORAGE MEDIA
RECENT ADVANCEMENTS IN
STORAGE MEDIA
S.RameshIII year, Dept of ECE,
Sri Shakthi Institute of Engg & Tech
Coimbatore-21.
A Study On:
G.Rahil AhamedDept of ECE
Kurinji College of Engg
Trichy.
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INTRODUCTIONINTRODUCTION
Storing Information
In Any Form Of Energy
Portable Or Permanent Components
Various Technologies
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USER REQUIREMENTSUSER REQUIREMENTS
High Storage Capacity
Long Life & Durability
Data Transfer Speed
Data Security & Protection
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EVOLUTION BASED ON TYPESEVOLUTION BASED ON TYPES
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SEMICONDUCTOR DEVICESSEMICONDUCTOR DEVICES
Based on Electric Charges
Storing- Charging
Deleting- Discharging
Complicated
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MAGNETIC DEVICESMAGNETIC DEVICES
Electro Magnetism
Floppy Discs
Portable Devices
Easily Erasable
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OPTICAL DEVICESOPTICAL DEVICES
1st Generation- Compact Discs (CD)
2nd Generation- Digital Versatile Discs (DVD)
3rd Generation- Blu- Ray Discs (BD)
Upcoming- Ultra Density Optical Discs (UDO)
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The Name Blu- Raywas Derived From the
Blu Violet Laser
Module
BLUBLU-- RAY TECHNOLOGYRAY TECHNOLOGY
Developed By Blu Ray Association (SONY)
Shorter Wavelength (650 nm)
Higher Capacity (50 GB)
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Blu Ray Disc uses
A Hard Coating
Technology
For Operation
BLUBLU-- RAY TECHNOLOGYRAY TECHNOLOGY
Use A Layer Of Protective Material
Scratch-resistant And Antistatic Coating
Coating Resist "WIRE WOOL SCRUBBING"
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5.25 Inch in size
25 GB
(Single) & 50 GB
(Dual)
9 HourHigh Definition Video
23 hours of standard-definition (SD) video
Higher Data Transfer Speeds (54 MB/ sec)
405nm to 660 nm Laser Intensity Beam
BLUBLU-- RAY TECHNOLOGYRAY TECHNOLOGY
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The NameULTRA DENSITY
was Derived From the
High Density Recording
Phase
ULTRA DENSITY OPTICALULTRA DENSITY OPTICAL
Developed By Plasmon (SONY)
650 nm- Wavelength Red Laser Module
30 GB, 60GB & 120 GB Disks
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Blu Ray Disc uses AOPTO-MECHANICAL
ASSEMBLY Design
For Operation
ULTRA DENSITY OPTICALULTRA DENSITY OPTICAL
Phase Change Technology
Alters The Molecular Structure Of Surface Non-contact Recording Specialy Formulated Recording Surface
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5.25 Inch in size
30 GB (Single) & 60 GB (Dual)
15.5 HourHigh Definition Video
29.5 hours of standard-definition (SD) video
Higher Data Transfer Speeds (72 MB/ sec)
650 nm Laser Intensity Beam
ULTRA DENSITY OPTICALULTRA DENSITY OPTICAL
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DVD vs. BLUDVD vs. BLU--RAY vs. UDORAY vs. UDO
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FLASH MEMORY TECHNOLOGYFLASH MEMORY TECHNOLOGY
Solid state drive or Disk
FlashTechnology
Plug and Play Devices
Pen Drives, Memory Cards, Mobile andLaptop In built Memories, etc.
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The NamePEN DRIVE
was Given due to its
Compactness and
Sleekness
FLASH PEN DRIVESFLASH PEN DRIVES
Developed From EEPROM Technology
Better Kinetic Shock Resistance
General Storage And Transfer Of Data
Between Computers
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Variety Of Shapes
Very Compact
No External Power
128 MB to 128 GB
12 MB per second
Serial Data Transfer
FLASH PEN DRIVESFLASH PEN DRIVES
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The NameMEMORY CARDS
was Given due to its
Micro Size
FLASH PEN DRIVESFLASH PEN DRIVES
Developed From EEPROM Technology
Solid-state Electronic
Used For Expandable Memory
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FLASH CARDSFLASH CARDS
Micro Size
64 MB to 128 GB
No External Power
Variable Data
Transfer Speed
Compatible For
Mobile Phones to Laptops
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For Data transferfrom System to
System or Other Devices
PC STORAGE DEVICESPC STORAGE DEVICES
To Transfer from One System to Another
Used for External Storage
Easy to Carry
Data Protection by Soft Copy
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Discs are Used toPublish
Flash devices are used
to Support
GAMING APPLICATIONSGAMING APPLICATIONS
For Play Station Virtual Memory
Accelerate Sound & Graphics
Disc Technologies for Publication
Memory Management
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Flash cardsare Used Cards to
Provide Expandable
Memory
MOBILE PHONE APPLICATIONMOBILE PHONE APPLICATION
To Overcome Low Inbuilt Memory Drawback
Store Images, Sounds, etc.
To Install Softwares & Applications
64 MB to N GB Memory Slots
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Portable Music Plug andPlay Devices (FLASH)
Storage and Publish
Media
MUSIC APPLICATIONMUSIC APPLICATION
Portable Storage Plug & Play Devices
Micro Devices
Long Playback Time
High Quality Output
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Atomic Holographic
Nanotechnology
Storage
FUTURE PREVIEWFUTURE PREVIEW
3D Volume Atomic
MP3 Playback- 300,000 Yrs
Video Playback- 100,000 Yrs
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TECHNOLOGY ROAD MAPTECHNOLOGY ROAD MAP
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CONCLUSIONCONCLUSION
Updates Day by Day,
Use Them For Constructional Purposes
And Attain Great Heights in Our Career