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Secure Digital

Index Secure Digital

Secure Digital (SD) is a non-volatile memory card format developed by the SD Card Association (SDA) for use in portable devices. [1]

172 relations: Apple File System, Apple Inc., Astell&Kern, Backward compatibility, Barcode reader, Berkeley Software Distribution, BIOS parameter block, Bit banging, Block (data storage), Bluetooth, Booting, Bootstrapping, Btrfs, Camcorder, Canon EOS 550D, Canon Inc., Casio, CD-ROM, Cease and desist, CEBIT, Chief technology officer, Chip select, Chumby, Class driver, CompactFlash, Comparison of memory cards, Consumer Electronics Show, Content Protection for Recordable Media, DailyTech, Data cluster, Data storage, Data-rate units, Defragmentation, Digital camera, Digital rights management, Disk Utility, Double data rate, Duplex (telecommunications), DVD, Embedded system, Ethernet, ExFAT, Ext2, Ext3, Ext4, Eye-Fi, F2FS, File Allocation Table, File system, File system fragmentation, ..., Filesystem in Userspace, Flash memory, FlashPath, Floppy disk, Flucard, FM broadcasting, Format war, FreeBSD, Fujifilm, General-purpose input/output, Germany, Global Positioning System, Gram, Gruvi, GUID Partition Table, Hacker culture, Handycam, Hard disk drive, HFS Plus, High-definition video, IC power-supply pin, IEEE 1394, Infrared Data Association, Input/output, IOPS, Java Card, Kingston Technology, Kodak, Leica Camera, Lexar, Linksys, Linksys WRT54G series, Linux, Linux kernel, List of Bluetooth profiles, Live USB, Logo, MacOS, Master boot record, Megabyte, Memory card, Memory Stick, Microcontroller, MicroP2, Microsoft, Microsoft ScanDisk, Microsoft Windows, Mobile phone, Modem, Motorola, Multi-level cell, MultiMediaCard, Near-field communication, Nikon, Nokia N8, Non-disclosure agreement, Non-volatile memory, NTFS, Olympus Corporation, One Laptop per Child, Open collector, Open standard, Open-source model, P2 (storage media), Palm Treo, Panasonic, Parallel ATA, Parallel port, Patent, PC Card, Pentax, Personal computer, Photokina, Proprietary format, Prosumer, Pull-up resistor, Push–pull output, Radio-frequency identification, Random access, Raspberry Pi, ReiserFS, Reverse engineering, Ricoh, Samsung, SanDisk, SD Association, Secure Digital Music Initiative, Sequential access, Serial Peripheral Interface, SlotMusic, Smart card application protocol data unit, SmartMedia, Smartphone, Sony, Symbian, Synchronization, TechCrunch, Toshiba, Trademark, Transcend Information, United Kingdom, Universal Disk Format, Universal Flash Storage, Unix File System, Unix-like, USB, USB flash drive, USB mass storage device class, Video game console, Volt, Wear leveling, Western Digital, Wi-Fi, Wi-Fi positioning system, Windows Phone 8, Windows Vista, Write amplification, XD-Picture Card, XDCAM, 1080p, 4K resolution, 8K resolution. Expand index (122 more) »

Apple File System

Apple File System (APFS) is a proprietary file system for macOS High Sierra and later, iOS 10.3 and later, tvOS 10.2 and later, and watchOS 3.2 and later, developed and deployed by Apple Inc. It aims to fix core problems of HFS+ (also called Mac OS Extended), APFS's predecessor on these operating systems.

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Apple Inc.

Apple Inc. is an American multinational technology company headquartered in Cupertino, California, that designs, develops, and sells consumer electronics, computer software, and online services.

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Astell&Kern (stylized as AstellKern) is a South Korean consumer electronics company founded in October 2013, and is wholly owned by Iriver.

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Backward compatibility

Backward compatibility is a property of a system, product, or technology that allows for interoperability with an older legacy system, or with input designed for such a system, especially in telecommunications and computing.

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Barcode reader

A bar code reader (or bar code scanner) is an electronic device that can read and output printed barcodes to a computer.

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Berkeley Software Distribution

Berkeley Software Distribution (BSD) was a Unix operating system derivative developed and distributed by the Computer Systems Research Group (CSRG) of the University of California, Berkeley, from 1977 to 1995.

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BIOS parameter block

In computing, the BIOS parameter block, often shortened to BPB, is a data structure in the volume boot record describing the physical layout of a data storage volume.

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Bit banging

In computer engineering and electrical engineering, bit banging is a colloquial term used to describe various techniques in which serial communications utilize software instead of dedicated hardware to process and make use of signals.

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Block (data storage)

In computing (specifically data transmission and data storage), a block, sometimes called a physical record, is a sequence of bytes or bits, usually containing some whole number of records, having a maximum length, a block size.

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Bluetooth is a wireless technology standard for exchanging data over short distances (using short-wavelength UHF radio waves in the ISM band from 2.4 to 2.485GHz) from fixed and mobile devices, and building personal area networks (PANs).

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In computing, booting is starting up a computer or computer appliance until it can be used.

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In general, bootstrapping usually refers to a self-starting process that is supposed to proceed without external input.

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Btrfs (pronounced as "butter fuss", "better F S", "butter F S", "b-tree F S", or simply by spelling it out) is a file system based on the copy-on-write (COW) principle, initially designed at Oracle Corporation for use in Linux.

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A camcorder is an electronic device originally combining a video camera and a videocassette recorder.

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Canon EOS 550D

The Canon EOS 550D is an 18.0 megapixel digital single-lens reflex camera, announced by Canon on February 8, 2010.

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Canon Inc.

is a Japanese multinational corporation specializing in the manufacture of imaging and optical products, including cameras, camcorders, photocopiers, steppers, computer printers and medical equipment. It's headquartered in Ōta, Tokyo, Japan."." Canon. Retrieved on 13 January 2009. Canon has a primary listing on the Tokyo Stock Exchange and is a constituent of the TOPIX index. It has a secondary listing on the New York Stock Exchange.

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is a Japanese multinational consumer electronics and commercial electronics manufacturing company headquartered in Shibuya, Tokyo, Japan.

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A CD-ROM is a pre-pressed optical compact disc which contains data.

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Cease and desist

A cease and desist letter is a document sent to an individual or business to stop purportedly illegal activity ("cease") and not to restart it ("desist").

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CeBIT is the largest and most internationally representative computer expo.

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Chief technology officer

A Chief Technology Officer (CTO), sometimes known as a Chief Technical Officer, is an executive-level position in a company or other entity whose occupation is focused on scientific and technological issues within an organization.

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Chip select

Chip select (CS) or slave select (SS) is the name of a control line in digital electronics used to select one (or a set) of integrated circuits (commonly called "chips") out of several connected to the same computer bus, usually utilizing the three-state logic.

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The Chumby is a consumer electronics product formerly made by Chumby Industries, Inc. It is an embedded computer which provides Internet and LAN access via a Wi-Fi connection.

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Class driver

In computing, a class driver is a type of hardware device driver that can operate a large number of different devices of a broadly similar type.

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CompactFlash (CF) is a flash memory mass storage device used mainly in portable electronic devices.

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Comparison of memory cards

This table provides summary of comparison of various flash memory cards,.

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Consumer Electronics Show

CES (formerly an acronym for Consumer Electronics Show but now the official name) is an annual trade show organized by the Consumer Technology Association.

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Content Protection for Recordable Media

Content Protection for Recordable Media and Pre-Recorded Media (CPRM/CPPM) is a mechanism for controlling the copying, moving and deletion of digital media on a host device, such as a personal computer, or other player.

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DailyTech is an online daily publication of technology news, founded by ex-AnandTech editor Kristopher Kubicki on January 1, 2005.

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Data cluster

In computer file systems, a cluster or allocation unit is a unit of disk space allocation for files and directories.

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Data storage

Data storage is the recording (storing) of information (data) in a storage medium.

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Data-rate units

In telecommunications, data-transfer rate is the average number of bits (bitrate), characters or symbols (baudrate), or data blocks per unit time passing through a communication link in a data-transmission system.

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In the maintenance of file systems, defragmentation is a process that reduces the amount of fragmentation.

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Digital camera

A digital camera or digicam is a camera that captures photographs in digital memory.

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Digital rights management

Digital rights management (DRM) is a set of access control technologies for restricting the use of proprietary hardware and copyrighted works.

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Disk Utility

Disk Utility is a system utility for performing disk and disk volume-related tasks on the macOS operating system by Apple Inc.

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Double data rate

In computing, a computer bus operating with double data rate (DDR) transfers data on both the rising and falling edges of the clock signal.

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Duplex (telecommunications)

A duplex communication system is a point-to-point system composed of two or more connected parties or devices that can communicate with one another in both directions.

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DVD (an abbreviation of "digital video disc" or "digital versatile disc") is a digital optical disc storage format invented and developed by Philips and Sony in 1995.

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Embedded system

An embedded system is a computer system with a dedicated function within a larger mechanical or electrical system, often with real-time computing constraints.

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Ethernet is a family of computer networking technologies commonly used in local area networks (LAN), metropolitan area networks (MAN) and wide area networks (WAN).

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exFAT (Extended File Allocation Table) is a Microsoft file system introduced in 2006 optimized for flash memory such as USB flash drives and SD cards.

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The ext2 or second extended file system is a file system for the Linux kernel.

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ext3, or third extended filesystem, is a journaled file system that is commonly used by the Linux kernel.

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The ext4 or fourth extended filesystem is a journaling file system for Linux, developed as the successor to ext3.

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Eye-Fi is a company based in Mountain View, California that produces SD memory cards and SDHC cards with Wi-Fi capabilities.

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F2FS (Flash-Friendly File System) is a flash file system initially developed by Samsung Electronics for the Linux kernel.

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File Allocation Table

File Allocation Table (FAT) is a computer file system architecture and a family of industry-standard file systems utilizing it.

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File system

In computing, a file system or filesystem controls how data is stored and retrieved.

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File system fragmentation

In computing, file system fragmentation, sometimes called file system aging, is the tendency of a file system to lay out the contents of files non-continuously to allow in-place modification of their contents.

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Filesystem in Userspace

Filesystem in Userspace (FUSE) is a software interface for Unix-like computer operating systems that lets non-privileged users create their own file systems without editing kernel code.

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Flash memory

Flash memory is an electronic (solid-state) non-volatile computer storage medium that can be electrically erased and reprogrammed.

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FlashPath (FlashPath Floppy Disk Adapter) were a series of devices produced by SmartDisk that allowed a variety of memory cards to be used in a 3.5" Floppy disk drive.

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Floppy disk

A floppy disk, also called a floppy, diskette, or just disk, is a type of disk storage composed of a disk of thin and flexible magnetic storage medium, sealed in a rectangular plastic enclosure lined with fabric that removes dust particles.

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Flucard is a wireless SD card that is used primarily with digital cameras.

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FM broadcasting

FM broadcasting is a method of radio broadcasting using frequency modulation (FM) technology.

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Format war

A format war describes competition between mutually incompatible proprietary formats that compete for the same market, typically for data storage devices and recording formats for electronic media.

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FreeBSD is a free and open-source Unix-like operating system descended from Research Unix via the Berkeley Software Distribution (BSD).

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, trading as Fujifilm (stylized as FUJiFILM), or simply Fuji, is a Japanese multinational photography and imaging company headquartered in Tokyo.

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General-purpose input/output

A general-purpose input/output (GPIO) is an uncommitted digital signal pin on an integrated circuit or electronic circuit board whose behavior—including whether it acts an input or output—is controllable by the user at run time.

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Germany (Deutschland), officially the Federal Republic of Germany (Bundesrepublik Deutschland), is a sovereign state in central-western Europe.

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Global Positioning System

The Global Positioning System (GPS), originally Navstar GPS, is a satellite-based radionavigation system owned by the United States government and operated by the United States Air Force.

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The gram (alternative spelling: gramme; SI unit symbol: g) (Latin gramma, from Greek γράμμα, grámma) is a metric system unit of mass.

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Gruvi was a short-lived memory card format compatible with microSD developed by Sandisk in 2006.

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GUID Partition Table

GUID Partition Table (GPT) is a standard for the layout of the partition table on a physical storage device used in a desktop or server PC, such as a hard disk drive or solid-state drive, using globally unique identifiers (GUID).

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Hacker culture

The hacker culture is a subculture of individuals who enjoy the intellectual challenge of creatively overcoming limitations of software systems to achieve novel and clever outcomes.

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Handycam is a Sony brand used to market its camcorder range.

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Hard disk drive

A hard disk drive (HDD), hard disk, hard drive or fixed disk is an electromechanical data storage device that uses magnetic storage to store and retrieve digital information using one or more rigid rapidly rotating disks (platters) coated with magnetic material.

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HFS Plus

HFS Plus or HFS+ is a file system developed by Apple Inc. It replaced the Hierarchical File System (HFS) as the primary file system of Apple computers with the 1998 release of Mac OS 8.1.

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High-definition video

High-definition video is video of higher resolution and quality than standard-definition.

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IC power-supply pin

Almost all integrated circuits (ICs) have at least two pins that connect to the power rails of the circuit in which they are installed.

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IEEE 1394

IEEE 1394 is an interface standard for a serial bus for high-speed communications and isochronous real-time data transfer.

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Infrared Data Association

The Infrared Data Association (IrDA) is an industry-driven interest group that was founded in 1993 by around 50 companies.

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In computing, input/output or I/O (or, informally, io or IO) is the communication between an information processing system, such as a computer, and the outside world, possibly a human or another information processing system.

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Input/output operations per second (IOPS, pronounced eye-ops) is an input/output performance measurement used to characterize computer storage devices like hard disk drives (HDD), solid state drives (SSD), and storage area networks (SAN).

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Java Card

Java Card refers to a software technology that allows Java-based applications (applets) to be run securely on smart cards and similar small memory footprint devices.

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Kingston Technology

Kingston Technology Corporation is an American, privately held, multinational computer technology corporation that develops, manufactures, sells and supports flash memory products and other computer-related memory products.

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The Eastman Kodak Company (referred to simply as Kodak) is an American technology company that produces imaging products with its historic basis on photography.

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Leica Camera

Leica Camera AG is a German company that manufactures cameras, lenses, binoculars, rifle scopes and ophthalmic lenses.

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Lexar is an American manufacturer of digital media products based in San Jose, California.

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Linksys is an American company selling data networking hardware products mainly to home users and small businesses.

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Linksys WRT54G series

The Linksys WRT54G Wi-Fi series is a series of Wi-Fi–capable residential gateways marketed by Linksys, a subsidiary of Cisco from 2003 until acquired by Belkin in 2013.

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Linux is a family of free and open-source software operating systems built around the Linux kernel.

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Linux kernel

The Linux kernel is an open-source monolithic Unix-like computer operating system kernel.

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List of Bluetooth profiles

In order to use Bluetooth technology, a device must be compatible with the subset of Bluetooth profiles (often called services) necessary to use the desired services.

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Live USB

A live USB is a USB flash drive or external hard disk drive containing a full operating system that can be booted.

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A logo (abbreviation of logotype, from λόγος logos "word" and τύπος typos "imprint") is a graphic mark, emblem, or symbol used to aid and promote public identification and recognition.

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macOS (previously and later) is a series of graphical operating systems developed and marketed by Apple Inc. since 2001.

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Master boot record

A master boot record (MBR) is a special type of boot sector at the very beginning of partitioned computer mass storage devices like fixed disks or removable drives intended for use with IBM PC-compatible systems and beyond.

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The megabyte is a multiple of the unit byte for digital information.

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Memory card

A memory card, flash card or memory cartridge is an electronic flash memory data storage device used for storing digital information.

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Memory Stick

Memory Stick is a removable flash memory card format, originally launched by Sony in late 1998.

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A microcontroller (MCU for microcontroller unit, or UC for μ-controller) is a small computer on a single integrated circuit.

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"MicroP2" is a memory card format introduced by Panasonic.

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Microsoft Corporation (abbreviated as MS) is an American multinational technology company with headquarters in Redmond, Washington.

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Microsoft ScanDisk

Microsoft ScanDisk (also called ScanDisk), is a diagnostic utility included in MS-DOS and Windows 9x.

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Microsoft Windows

Microsoft Windows is a group of several graphical operating system families, all of which are developed, marketed, and sold by Microsoft.

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Mobile phone

A mobile phone, known as a cell phone in North America, is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area.

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A modem (modulator–demodulator) is a network hardware device that modulates one or more carrier wave signals to encode digital information for transmission and demodulates signals to decode the transmitted information.

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Motorola, Inc. was an American multinational telecommunications company founded on September 25, 1928, based in Schaumburg, Illinois.

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Multi-level cell

In electronics, a multi-level cell (MLC) is a memory element capable of storing more than a single bit of information, compared to a single-level cell (SLC) which can store only one bit per memory element.

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In consumer electronics, the MultiMediaCard (MMC) is a memory-card standard used for solid-state storage.

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Near-field communication

Near-field communication (NFC) is a set of communication protocols that enable two electronic devices, one of which is usually a portable device such as a smartphone, to establish communication by bringing them within 4 cm (1.6 in) of each other.

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(or), also known just as Nikon, is a Japanese multinational corporation headquartered in Tokyo, Japan, specializing in optics and imaging products.

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Nokia N8

The Nokia N8 is a touchscreen-based smartphone developed by Nokia.

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Non-disclosure agreement

A non-disclosure agreement (NDA), also known as a confidentiality agreement (CA), confidential disclosure agreement (CDA), proprietary information agreement (PIA) or secrecy agreement (SA), is a legal contract between at least two parties that outlines confidential material, knowledge, or information that the parties wish to share with one another for certain purposes, but wish to restrict access to or by third parties.

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Non-volatile memory

Non-volatile memory (NVM) or non-volatile storage is a type of computer memory that can retrieve stored information even after having been power cycled.

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NTFS (New Technology File System) is a proprietary file system developed by Microsoft.

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Olympus Corporation

is a Japanese manufacturer of optics and reprography products.

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One Laptop per Child

One Laptop per Child (OLPC) is a non-profit initiative established with the goal of transforming education for children around the world; this goal was to be achieved by creating and distributing educational devices for the developing world, and by creating software and content for those devices.

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Open collector

An open collector is a common type of output found on many integrated circuits (IC), which behaves like a switch that is either connected to ground or disconnected.

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Open standard

An open standard is a standard that is publicly available and has various rights to use associated with it, and may also have various properties of how it was designed (e.g. open process).

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Open-source model

The open-source model is a decentralized software-development model that encourages open collaboration.

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P2 (storage media)

P2 (P2 is a short form for "Professional Plug-In") is a professional digital recording solid-state memory storage media format introduced by Panasonic in 2004, and especially tailored to electronic news-gathering (ENG) applications.

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Palm Treo

The Palm Treo (stylized as Trēo) is a discontinued line of smartphones originally developed by Handspring, which was bought by Palm, Inc. They were then manufactured and maintained by Palm, Inc.

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, formerly known as, is a Japanese multinational electronics corporation headquartered in Kadoma, Osaka, Japan.

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Parallel ATA

Parallel ATA (PATA), originally, is an interface standard for the connection of storage devices such as hard disk drives, floppy disk drives, and optical disc drives in computers.

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Parallel port

A parallel port is a type of interface found on computers (personal and otherwise) for connecting peripherals.

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A patent is a set of exclusive rights granted by a sovereign state or intergovernmental organization to an inventor or assignee for a limited period of time in exchange for detailed public disclosure of an invention.

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PC Card

In computing, PC Card is a configuration for computer parallel communication peripheral interface, designed for laptop computers.

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is a brand name used primarily by Japanese multinational imaging and electronics company Ricoh for cameras, sport optics (including binoculars and rifle scopes), and CCTV optics.

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Personal computer

A personal computer (PC) is a multi-purpose computer whose size, capabilities, and price make it feasible for individual use.

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Photokina (rendered in the promoters' branding as "photokina") is a trade fair held in Europe for the photographic and imaging industries.

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Proprietary format

A proprietary format is a file format of a company, organization, or individual that contains data that is ordered and stored according to a particular encoding-scheme, designed by the company or organization to be secret, such that the decoding and interpretation of this stored data is easily accomplished only with particular software or hardware that the company itself has developed.

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A prosumer is a person who consumes and produces a product.

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Pull-up resistor

In electronic logic circuits, a pull-up resistor is a resistor used to ensure a known state for a signal.

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Push–pull output

A push–pull amplifier is a type of electronic circuit that uses a pair of active devices that alternately supply current to, or absorb current from, a connected load.

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Radio-frequency identification

Radio-frequency identification (RFID) uses electromagnetic fields to automatically identify and track tags attached to objects.

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Random access

In computer science, random access (more precisely and more generally called direct access) is the ability to access any item of data from a population of addressable elements roughly as easily and efficiently as any other, no matter how many elements may be in the set.

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Raspberry Pi

The Raspberry Pi is a series of small single-board computers developed in the United Kingdom by the Raspberry Pi Foundation to promote the teaching of basic computer science in schools and in developing countries.

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ReiserFS is a general-purpose, journaled computer file system formerly designed and implemented by a team at Namesys led by Hans Reiser.

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Reverse engineering

Reverse engineering, also called back engineering, is the process by which a man-made object is deconstructed to reveal its designs, architecture, or to extract knowledge from the object; similar to scientific research, the only difference being that scientific research is about a natural phenomenon.

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is a Japanese multinational imaging and electronics company.

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Samsung is a South Korean multinational conglomerate headquartered in Samsung Town, Seoul.

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SanDisk is a manufacturer of flash memory products, including memory cards and readers, USB flash drives, and solid state drives.

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SD Association

The SD Association (SDA) is a non-profit organization that sets memory card standards intended to simplify the use and optimize the performance of consumer electronics that people use in every country.

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Secure Digital Music Initiative

Secure Digital Music Initiative (SDMI) was a forum formed in late 1998,Leonardo Chiariglione: chiariglione.org, 2003 composed of more than 200 IT, consumer electronics, security technology, ISP and recording industry companies, as well as Authors, Composers and Publishers Right holders (represented by CISAC and BIEM representatives, mainly from SGAE/SDAE, GEMA, SACEM/SDRM, MCPS/PRS, ASCAP, BMI, SODRAC), ostensibly with the purpose of developing technology and rights management systems specifications that will protect once developed and installed, the playing, storing, distributing and performing of digital music.

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Sequential access

In computer science, sequential access means that a group of elements (such as data in a memory array or a disk file or on magnetic tape data storage) is accessed in a predetermined, ordered sequence.

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Serial Peripheral Interface

The Serial Peripheral Interface (SPI) is a synchronous serial communication interface specification used for short distance communication, primarily in embedded systems.

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slotMusic was a brand of microSD memory card developed by SanDisk preloaded with music in MP3 format.

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Smart card application protocol data unit

In the context of smart cards, an application protocol data unit (APDU) is the communication unit between a smart card reader and a smart card.

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SmartMedia is a flash memory card standard owned by Toshiba, with capacities ranging from 2 MB to 128 MB.

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A smartphone is a handheld personal computer with a mobile operating system and an integrated mobile broadband cellular network connection for voice, SMS, and Internet data communication; most, if not all, smartphones also support Wi-Fi.

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is a Japanese multinational conglomerate corporation headquartered in Kōnan, Minato, Tokyo.

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Symbian is a discontinued mobile operating system (OS) and computing platform designed for smartphones.

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Synchronization is the coordination of events to operate a system in unison.

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TechCrunch is an American online publisher of technology industry news founded in 2005 by Archimedes Ventures whose partners were Michael Arrington and Keith Teare.

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, commonly known as Toshiba, is a Japanese multinational conglomerate headquartered in Tokyo, Japan.

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A trademark, trade mark, or trade-markThe styling of trademark as a single word is predominantly used in the United States and Philippines only, while the two-word styling trade mark is used in many other countries around the world, including the European Union and Commonwealth and ex-Commonwealth jurisdictions (although Canada officially uses "trade-mark" pursuant to the Trade-mark Act, "trade mark" and "trademark" are also commonly used).

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Transcend Information

Transcend Information, Inc. is a Taiwanese company headquartered in Taipei, Taiwan that manufactures and distributes memory products.

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United Kingdom

The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain,Usage is mixed with some organisations, including the and preferring to use Britain as shorthand for Great Britain is a sovereign country in western Europe.

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Universal Disk Format

Universal Disk Format (UDF) is a profile of the specification known as ISO/IEC 13346 and ECMA-167 and is an open vendor-neutral file system for computer data storage for a broad range of media.

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Universal Flash Storage

Universal Flash Storage (UFS) is a common flash storage specification for digital cameras, mobile phones and consumer electronic devices.

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Unix File System

The Unix file system (UFS; also called the Berkeley Fast File System, the BSD Fast File System or FFS) is a file system supported by many Unix and Unix-like operating systems.

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A Unix-like (sometimes referred to as UN*X or *nix) operating system is one that behaves in a manner similar to a Unix system, while not necessarily conforming to or being certified to any version of the Single UNIX Specification.

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USB (abbreviation of Universal Serial Bus), is an industry standard that was developed to define cables, connectors and protocols for connection, communication, and power supply between personal computers and their peripheral devices.

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USB flash drive

A USB flash drive, also variously known as a thumb drive, pen drive, gig stick, flash stick, jump drive, disk key, disk on key (after the original M-Systems DiskOnKey drive from 2000), flash-drive, memory stick (not to be confused with the Sony Memory Stick), USB stick or USB memory, is a data storage device that includes flash memory with an integrated USB interface.

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USB mass storage device class

The USB mass storage device class (also known as USB MSC or UMS) is a set of computing communications protocols defined by the USB Implementers Forum that makes a USB device accessible to a host computing device and enables file transfers between the host and the USB device.

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Video game console

A video game console is an electronic, digital or computer device that outputs a video signal or visual image to display a video game that one or more people can play.

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The volt (symbol: V) is the derived unit for electric potential, electric potential difference (voltage), and electromotive force.

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Wear leveling

Wear leveling (also written as wear levelling) is a technique Wear leveling techniques for flash EEPROM systems.

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Western Digital

Western Digital Corporation (abbreviated WDC, commonly shortened to Western Digital or WD) is an American computer data storage company and one of the largest computer hard disk drive manufacturers in the world, along with its main competitor Seagate Technology.

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Wi-Fi or WiFi is technology for radio wireless local area networking of devices based on the IEEE 802.11 standards.

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Wi-Fi positioning system

Wi-Fi positioning system (WPS) or WiPS/WFPS is used where GPS and GLONASS are inadequate due to various causes including multipath and signal blockage indoors.

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Windows Phone 8

Windows Phone 8 is the second generation of the Windows Phone mobile operating system from Microsoft.

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Windows Vista

Windows Vista (codenamed Longhorn) is an operating system by Microsoft for use on personal computers, including home and business desktops, laptops, tablet PCs and media center PCs.

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Write amplification

Write amplification (WA) is an undesirable phenomenon associated with flash memory and solid-state drives (SSDs) where the actual amount of information physically written to the storage media is a multiple of the logical amount intended to be written.

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XD-Picture Card

xD-Picture Card is a flash memory card format, used in digital cameras made by Olympus and Fujifilm.

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XDCAM is a series of products for digital recording using random access solid-state memory media, introduced by Sony in 2003.

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1080p (1920×1080 px; also known as '''Full HD''' or FHD and BT.709) is a set of HDTV high-definition video modes characterized by 1080 horizontal lines of vertical resolution; the p stands for progressive scan, i.e. non-interlaced.

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4K resolution

4K resolution, also called 4K, refers to a horizontal screen display resolution in the order of 4,000 pixels.

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8K resolution

8K resolution, or 8K UHD, is the current highest ultra high definition television (UHDTV) resolution in digital television and digital cinematography.

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[1] https://en.wikipedia.org/wiki/Secure_Digital

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