en.unionpedia.org

IEEE 802.11, the Glossary

168 relations: Advanced Encryption Standard, Aerohive Networks, Amateur radio, Apple Inc., AT&T Corporation, Attenuation, Beacon frame, Bell Labs, Bit rate, Block acknowledgement, Bluetooth, Bluetooth Low Energy, Cambridge University Press, Carrier-sense multiple access with collision avoidance, Cellular network, Center frequency, CNET, Cognitive radio, Comparison of wireless data standards, Cordless telephone, Data-rate units, Datagram, Decibel, Direct-sequence spread spectrum, Duplex (telecommunications), Error correction code, Ethernet, EtherType, ETSI, Expansion card, Extensible Authentication Protocol, Extremely high frequency, Federal Communications Commission, Fluhrer, Mantin and Shamir attack, Frame check sequence, Frequency allocation, Frequency-division multiplexing, Frequency-hopping spread spectrum, Fujitsu Ltd. v. Netgear Inc., Gi-Fi, Gigaom, Global Positioning System, Goodput, Hertz, IEEE 802, IEEE 802.1, IEEE 802.11, IEEE 802.11 (legacy mode), IEEE 802.11 RTS/CTS, IEEE 802.11a-1999, ... Expand index (118 more) »
Local area networks
Wireless networking standards

Advanced Encryption Standard

The Advanced Encryption Standard (AES), also known by its original name Rijndael, is a specification for the encryption of electronic data established by the U.S. National Institute of Standards and Technology (NIST) in 2001.

See IEEE 802.11 and Advanced Encryption Standard

Aerohive Networks

Aerohive Networks, Inc. was an American multinational computer networking equipment company headquartered in Milpitas, California, with 17 additional offices worldwide.

See IEEE 802.11 and Aerohive Networks

Amateur radio

Amateur radio, also known as ham radio, is the use of the radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation, self-training, private recreation, radiosport, contesting, and emergency communications.

See IEEE 802.11 and Amateur radio

Apple Inc.

Apple Inc. is an American multinational corporation and technology company headquartered in Cupertino, California, in Silicon Valley.

See IEEE 802.11 and Apple Inc.

AT&T Corporation

AT&T Corporation, commonly referred to as AT&T, an abbreviation for its former name, the American Telephone and Telegraph Company, was an American telecommunications company that provided voice, video, data, and Internet telecommunications and professional services to businesses, consumers, and government agencies.

See IEEE 802.11 and AT&T Corporation

Attenuation

In physics, attenuation (in some contexts, extinction) is the gradual loss of flux intensity through a medium.

See IEEE 802.11 and Attenuation

Beacon frame

A beacon frame is a type of management frame in IEEE 802.11 WLANs.

See IEEE 802.11 and Beacon frame

Bell Labs

Bell Labs is an American industrial research and scientific development company credited with the development of radio astronomy, the transistor, the laser, the photovoltaic cell, the charge-coupled device (CCD), information theory, the Unix operating system, and the programming languages B, C, C++, S, SNOBOL, AWK, AMPL, and others.

See IEEE 802.11 and Bell Labs

Bit rate

In telecommunications and computing, bit rate (bitrate or as a variable R) is the number of bits that are conveyed or processed per unit of time.

See IEEE 802.11 and Bit rate

Block acknowledgement

Block acknowledgement (BA) was initially defined in IEEE 802.11e as an optional scheme to improve the MAC efficiency.

See IEEE 802.11 and Block acknowledgement

Bluetooth

Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances and building personal area networks (PANs).

See IEEE 802.11 and Bluetooth

Bluetooth Low Energy

Bluetooth Low Energy (Bluetooth LE, colloquially BLE, formerly marketed as Bluetooth Smart) is a wireless personal area network technology designed and marketed by the Bluetooth Special Interest Group (Bluetooth SIG) aimed at novel applications in the healthcare, fitness, beacons, security, and home entertainment industries.

See IEEE 802.11 and Bluetooth Low Energy

Cambridge University Press

Cambridge University Press is the university press of the University of Cambridge.

See IEEE 802.11 and Cambridge University Press

Carrier-sense multiple access with collision avoidance

Carrier-sense multiple access with collision avoidance (CSMA/CA) in computer networking, is a network multiple access method in which carrier sensing is used, but nodes attempt to avoid collisions by beginning transmission only after the channel is sensed to be "idle".

See IEEE 802.11 and Carrier-sense multiple access with collision avoidance

Cellular network

A cellular network or mobile network is a telecommunications network where the link to and from end nodes is wireless and the network is distributed over land areas called cells, each served by at least one fixed-location transceiver (typically three cell sites or base transceiver stations).

See IEEE 802.11 and Cellular network

Center frequency

In electrical engineering and telecommunications, the center frequency of a filter or channel is a measure of a central frequency between the upper and lower cutoff frequencies.

See IEEE 802.11 and Center frequency

CNET

CNET (short for "Computer Network") is an American media website that publishes reviews, news, articles, blogs, podcasts, and videos on technology and consumer electronics globally.

See IEEE 802.11 and CNET

Cognitive radio

A cognitive radio (CR) is a radio that can be programmed and configured dynamically to use the best channels in its vicinity to avoid user interference and congestion.

See IEEE 802.11 and Cognitive radio

Comparison of wireless data standards

A wide variety of different wireless data technologies exist, some in direct competition with one another, others designed for specific applications.

See IEEE 802.11 and Comparison of wireless data standards

Cordless telephone

A cordless telephone or portable telephone has a portable telephone handset that connects by radio to a base station connected to the public telephone network.

See IEEE 802.11 and Cordless telephone

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.

See IEEE 802.11 and Data-rate units

Datagram

A datagram is a basic transfer unit associated with a packet-switched network.

See IEEE 802.11 and Datagram

Decibel

The decibel (symbol: dB) is a relative unit of measurement equal to one tenth of a bel (B).

See IEEE 802.11 and Decibel

Direct-sequence spread spectrum

In telecommunications, direct-sequence spread spectrum (DSSS) is a spread-spectrum modulation technique primarily used to reduce overall signal interference.

See IEEE 802.11 and Direct-sequence spread spectrum

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.

See IEEE 802.11 and Duplex (telecommunications)

Error correction code

In computing, telecommunication, information theory, and coding theory, forward error correction (FEC) or channel coding is a technique used for controlling errors in data transmission over unreliable or noisy communication channels.

See IEEE 802.11 and Error correction code

Ethernet

Ethernet is a family of wired computer networking technologies commonly used in local area networks (LAN), metropolitan area networks (MAN) and wide area networks (WAN). IEEE 802.11 and Ethernet are local area networks.

See IEEE 802.11 and Ethernet

EtherType

EtherType is a two-octet field in an Ethernet frame.

See IEEE 802.11 and EtherType

ETSI

The European Telecommunications Standards Institute (ETSI) is an independent, not-for-profit, standardization organization operating in the field of information and communications.

See IEEE 802.11 and ETSI

Expansion card

In computing, an expansion card (also called an expansion board, adapter card, peripheral card or accessory card) is a printed circuit board that can be inserted into an electrical connector, or expansion slot (also referred to as a bus slot) on a computer's motherboard (see also backplane) to add functionality to a computer system.

See IEEE 802.11 and Expansion card

Extensible Authentication Protocol

Extensible Authentication Protocol (EAP) is an authentication framework frequently used in network and internet connections.

See IEEE 802.11 and Extensible Authentication Protocol

Extremely high frequency

Extremely high frequency is the International Telecommunication Union designation for the band of radio frequencies in the electromagnetic spectrum from 30 to 300 gigahertz (GHz).

See IEEE 802.11 and Extremely high frequency

Federal Communications Commission

The Federal Communications Commission (FCC) is an independent agency of the United States government that regulates communications by radio, television, wire, satellite, and cable across the United States.

See IEEE 802.11 and Federal Communications Commission

Fluhrer, Mantin and Shamir attack

In cryptography, the Fluhrer, Mantin and Shamir attack is a stream cipher attack on the widely used RC4 stream cipher.

See IEEE 802.11 and Fluhrer, Mantin and Shamir attack

Frame check sequence

A frame check sequence (FCS) is an error-detecting code added to a frame in a communication protocol.

See IEEE 802.11 and Frame check sequence

Frequency allocation

Frequency allocation (or spectrum allocation) is the part of spectrum management dealing with the designation and regulation of the electromagnetic spectrum into frequency bands, normally done by governments in most countries.

See IEEE 802.11 and Frequency allocation

Frequency-division multiplexing

In telecommunications, frequency-division multiplexing (FDM) is a technique by which the total bandwidth available in a communication medium is divided into a series of non-overlapping frequency bands, each of which is used to carry a separate signal.

See IEEE 802.11 and Frequency-division multiplexing

Frequency-hopping spread spectrum

Frequency-hopping spread spectrum (FHSS) is a method of transmitting radio signals by rapidly changing the carrier frequency among many frequencies occupying a large spectral band.

See IEEE 802.11 and Frequency-hopping spread spectrum

Fujitsu Ltd. v. Netgear Inc.

Fujitsu Ltd.

See IEEE 802.11 and Fujitsu Ltd. v. Netgear Inc.

Gi-Fi

Gi-Fi or gigabit wireless refers to wireless communication at a bit rate of at least one gigabit per second (Gbps).

See IEEE 802.11 and Gi-Fi

Gigaom

Gigaom is a technology focused analyst firm and media company.

See IEEE 802.11 and Gigaom

Global Positioning System

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

See IEEE 802.11 and Global Positioning System

Goodput

In computer networks, goodput (a portmanteau of good and throughput) is the application-level throughput of a communication; i.e. the number of useful information bits delivered by the network to a certain destination per unit of time.

See IEEE 802.11 and Goodput

Hertz

The hertz (symbol: Hz) is the unit of frequency in the International System of Units (SI), equivalent to one event (or cycle) per second.

See IEEE 802.11 and Hertz

IEEE 802

IEEE 802 is a family of Institute of Electrical and Electronics Engineers (IEEE) standards for local area networks (LANs), personal area networks (PANs), and metropolitan area networks (MANs).

See IEEE 802.11 and IEEE 802

IEEE 802.1

IEEE 802.1 is a working group of the IEEE 802 project of the IEEE Standards Association.

See IEEE 802.11 and IEEE 802.1

IEEE 802.11

IEEE 802.11 is part of the IEEE 802 set of local area network (LAN) technical standards, and specifies the set of medium access control (MAC) and physical layer (PHY) protocols for implementing wireless local area network (WLAN) computer communication. IEEE 802.11 and IEEE 802.11 are computer-related introductions in 1997, local area networks and wireless networking standards.

See IEEE 802.11 and IEEE 802.11

IEEE 802.11 (legacy mode)

IEEE 802.11 (legacy mode) or more correctly IEEE 802.11-1997 or IEEE 802.11-1999 refer to the original version of the IEEE 802.11 wireless networking standard released in 1997 and clarified in 1999.

See IEEE 802.11 and IEEE 802.11 (legacy mode)

IEEE 802.11 RTS/CTS

RTS/CTS (request to send / clear to send) is the optional mechanism used by the 802.11 wireless networking protocol to reduce frame collisions introduced by the hidden node problem.

See IEEE 802.11 and IEEE 802.11 RTS/CTS

IEEE 802.11a-1999

IEEE 802.11a-1999 or 802.11a was an amendment to the IEEE 802.11 wireless local network specifications that defined requirements for an orthogonal frequency-division multiplexing (OFDM) communication system.

See IEEE 802.11 and IEEE 802.11a-1999

IEEE 802.11ac-2013

IEEE 802.11ac-2013 or 802.11ac is a wireless networking standard in the IEEE 802.11 set of protocols (which is part of the Wi-Fi networking family), providing high-throughput wireless local area networks (WLANs) on the 5 GHz band.

See IEEE 802.11 and IEEE 802.11ac-2013

IEEE 802.11ad

IEEE 802.11ad is an amendment to the IEEE 802.11 wireless networking standard, developed to provide a Multiple Gigabit Wireless System (MGWS) standard in the 60 GHz band, and is a networking standard for WiGig networks.

See IEEE 802.11 and IEEE 802.11ad

IEEE 802.11af

IEEE 802.11af, also referred to as White-Fi and Super Wi-Fi, is a wireless computer networking standard in the 802.11 family, that allows wireless local area network (WLAN) operation in TV white space spectrum in the VHF and UHF bands between 54 and 790 MHz.

See IEEE 802.11 and IEEE 802.11af

IEEE 802.11ah

IEEE 802.11ah is a wireless networking protocol published in 2017 called Wi-Fi HaLow as an amendment of the IEEE 802.11-2007 wireless networking standard.

See IEEE 802.11 and IEEE 802.11ah

IEEE 802.11ai

IEEE 802.11ai is a Wireless LAN standard from IEEE that since June 2017 provides fast initial link setup (FILS) methods that enable a wireless LAN client to achieve a secure link setup within 100ms, designed to improve dense environments.

See IEEE 802.11 and IEEE 802.11ai

IEEE 802.11ay

IEEE 802.11ay, Enhanced Throughput for Operation in License-exempt Bands above 45 GHz, is a follow-up to IEEE 802.11ad WiGig standard which quadruples the bandwidth and adds MIMO up to 8 streams.

See IEEE 802.11 and IEEE 802.11ay

IEEE 802.11b-1999

IEEE 802.11b-1999 or 802.11b is an amendment to the IEEE 802.11 wireless networking specification that extends throughout up to 11 Mbit/s using the same 2.4 GHz band.

See IEEE 802.11 and IEEE 802.11b-1999

IEEE 802.11bb

IEEE 802.11bb is a line-of-sight light-based wireless networking standard that is part of the 802.11 suite of standards, which defines an interoperable communications protocol for Li-Fi devices.

See IEEE 802.11 and IEEE 802.11bb

IEEE 802.11be

IEEE 802.11be, dubbed Extremely High Throughput (EHT), is a wireless networking standard in the IEEE 802.11 set of protocols, which is designated by Wi-Fi Alliance.

See IEEE 802.11 and IEEE 802.11be

IEEE 802.11bn

IEEE 802.11bn, dubbed Ultra High Reliability (UHR), is to be the next IEEE 802.11 standard.

See IEEE 802.11 and IEEE 802.11bn

IEEE 802.11c

IEEE 802.11c is an amendment to the IEEE 802.1D MAC bridging standard to incorporate bridging in wireless bridges or access points.

See IEEE 802.11 and IEEE 802.11c

IEEE 802.11d-2001

IEEE 802.11d-2001 is an amendment to the IEEE 802.11 specification that adds support for "additional regulatory domains".

See IEEE 802.11 and IEEE 802.11d-2001

IEEE 802.11e-2005

IEEE 802.11e-2005 or 802.11e is an approved amendment to the IEEE 802.11 standard that defines a set of quality of service (QoS) enhancements for wireless LAN applications through modifications to the media access control (MAC) layer.

See IEEE 802.11 and IEEE 802.11e-2005

IEEE 802.11g-2003

IEEE 802.11g-2003 or 802.11g is an amendment to the IEEE 802.11 specification that operates in the 2.4 GHz microwave band.

See IEEE 802.11 and IEEE 802.11g-2003

IEEE 802.11h-2003

IEEE 802.11h-2003, or simply 802.11h, refers to a 2003 amendment added to the IEEE 802.11 standard for Spectrum and Transmit Power Management Extensions.

See IEEE 802.11 and IEEE 802.11h-2003

IEEE 802.11i-2004

IEEE 802.11i-2004, or 802.11i for short, is an amendment to the original IEEE 802.11, implemented as Wi-Fi Protected Access II (WPA2).

See IEEE 802.11 and IEEE 802.11i-2004

IEEE 802.11j-2004

802.11j-2004 or 802.11j is an amendment to the IEEE 802.11 standard designed specially for Japanese market.

See IEEE 802.11 and IEEE 802.11j-2004

IEEE 802.11k-2008

IEEE 802.11k-2008 is an amendment to IEEE 802.11-2007 standard for radio resource measurement.

See IEEE 802.11 and IEEE 802.11k-2008

IEEE 802.11mc

Task Group mc (TGmc) of the IEEE 802.11 Working Group, sometimes referred to as IEEE 802.11mc, was the third maintenance/revision group for the IEEE 802.11 WLAN standards.

See IEEE 802.11 and IEEE 802.11mc

IEEE 802.11n-2009

IEEE 802.11n-2009, or 802.11n, is a wireless-networking standard that uses multiple antennas to increase data rates.

See IEEE 802.11 and IEEE 802.11n-2009

IEEE 802.11p

IEEE 802.11p is an approved amendment to the IEEE 802.11 standard to add wireless access in vehicular environments (WAVE), a vehicular communication system.

See IEEE 802.11 and IEEE 802.11p

IEEE 802.11r-2008

IEEE 802.11r-2008 or fast BSS transition (FT), is an amendment to the IEEE 802.11 standard to permit continuous connectivity aboard wireless devices in motion, with fast and secure client transitions from one Basic Service Set (abbreviated BSS, and also known as a base station or more colloquially, an access point) to another performed in a nearly seamless manner.

See IEEE 802.11 and IEEE 802.11r-2008

IEEE 802.11s

IEEE 802.11s is a wireless local area network (WLAN) standard and an IEEE 802.11 amendment for mesh networking, defining how wireless devices can interconnect to create a wireless LAN mesh network, which may be used for relatively fixed (not mobile) topologies and wireless ad hoc networks.

See IEEE 802.11 and IEEE 802.11s

IEEE 802.11u

IEEE 802.11u-2011 is an amendment to the IEEE 802.11-2007 standard to add features that improve interworking with external networks.

See IEEE 802.11 and IEEE 802.11u

IEEE 802.11v-2011

IEEE 802.11v is an amendment to the IEEE 802.11 standard to allow configuration of client devices while connected to wireless networks.

See IEEE 802.11 and IEEE 802.11v-2011

IEEE 802.11w-2009

IEEE 802.11w-2009 is an approved amendment to the IEEE 802.11 standard to increase the security of its management frames.

See IEEE 802.11 and IEEE 802.11w-2009

IEEE 802.11y-2008

IEEE 802.11y-2008 is an amendment to the IEEE 802.11-2007 standard that enables data transfer equipment to operate using the 802.11a protocol on a co-primary basis in the 3650 to 3700 MHz band except when near a grandfathered satellite earth station.

See IEEE 802.11 and IEEE 802.11y-2008

IEEE 802.1D

IEEE 802.1D is the Ethernet MAC bridges standard which includes bridging, Spanning Tree Protocol and others.

See IEEE 802.11 and IEEE 802.1D

IEEE 802.2

IEEE 802.2 is the original name of the ISO/IEC 8802-2 standard which defines logical link control (LLC) as the upper portion of the data link layer of the OSI Model.

See IEEE 802.11 and IEEE 802.2

IEEE 802.3

IEEE 802.3 is a working group and a collection of standards defining the physical layer and data link layer's media access control (MAC) of wired Ethernet.

See IEEE 802.11 and IEEE 802.3

IEEE Access

IEEE Access is a peer-reviewed open-access scientific journal published by the Institute of Electrical and Electronics Engineers (IEEE).

See IEEE 802.11 and IEEE Access

IEEE Standards Association

The Institute of Electrical and Electronics Engineers Standards Association (IEEE SA) is an operating unit within IEEE that develops global standards in a broad range of industries, including: power and energy, artificial intelligence systems, internet of things, consumer technology and consumer electronics, biomedical and health care, learning technology, information technology and robotics, telecommunication, automotive, transportation, home automation, nanotechnology, information assurance, emerging technologies, and many more.

See IEEE 802.11 and IEEE Standards Association

Information element

An information element, sometimes informally referred to as a field, is an item in Q.931 and Q.2931 messages, IEEE 802.11 management frames, and cellular network messages sent between a base transceiver station and a mobile phone or similar piece of user equipment.

See IEEE 802.11 and Information element

Infrared

Infrared (IR; sometimes called infrared light) is electromagnetic radiation (EMR) with wavelengths longer than that of visible light but shorter than microwaves.

See IEEE 802.11 and Infrared

Institute of Electrical and Electronics Engineers

The Institute of Electrical and Electronics Engineers (IEEE) is an American 501(c)(3) professional association for electronics engineering, electrical engineering, and other related disciplines.

See IEEE 802.11 and Institute of Electrical and Electronics Engineers

Inter-Access Point Protocol

Inter-Access Point Protocol or IEEE 802.11F is a recommendation that describes an optional extension to IEEE 802.11 that provides wireless access point communications among multivendor systems.

See IEEE 802.11 and Inter-Access Point Protocol

Internet

The Internet (or internet) is the global system of interconnected computer networks that uses the Internet protocol suite (TCP/IP) to communicate between networks and devices.

See IEEE 802.11 and Internet

Internet Protocol

The Internet Protocol (IP) is the network layer communications protocol in the Internet protocol suite for relaying datagrams across network boundaries.

See IEEE 802.11 and Internet Protocol

IOS

iOS (formerly iPhone OS) is a mobile operating system developed by Apple exclusively for its smartphones.

See IEEE 802.11 and IOS

ISM radio band

The ISM radio bands are portions of the radio spectrum reserved internationally for industrial, scientific, and medical (ISM) purposes, excluding applications in telecommunications.

See IEEE 802.11 and ISM radio band

Link adaptation

Link adaptation, comprising adaptive coding and modulation (ACM) and others (such as Power Control), is a term used in wireless communications to denote the matching of the modulation, coding and other signal and protocol parameters to the conditions on the radio link (e.g. the pathloss, the interference due to signals coming from other transmitters, the sensitivity of the receiver, the available transmitter power margin, etc.).

See IEEE 802.11 and Link adaptation

List of WLAN channels

Wireless LAN (WLAN) channels are frequently accessed using IEEE 802.11 protocols.

See IEEE 802.11 and List of WLAN channels

Local area network

A local area network (LAN) is a computer network that interconnects computers within a limited area such as a residence, school, laboratory, university campus or office building. IEEE 802.11 and local area network are local area networks.

See IEEE 802.11 and Local area network

Lowest common denominator

In mathematics, the lowest common denominator or least common denominator (abbreviated LCD) is the lowest common multiple of the denominators of a set of fractions.

See IEEE 802.11 and Lowest common denominator

LSI Corporation

LSI Logic Corporation, was an American company founded in Santa Clara, California, was a pioneer in the ASIC and EDA industries.

See IEEE 802.11 and LSI Corporation

LTE-WLAN Aggregation

LTE-WLAN aggregation (LWA) is a technology defined by the 3GPP.

See IEEE 802.11 and LTE-WLAN Aggregation

MAC address

A MAC address (short for media access control address) is a unique identifier assigned to a network interface controller (NIC) for use as a network address in communications within a network segment.

See IEEE 802.11 and MAC address

Medium access control

In IEEE 802 LAN/MAN standards, the medium access control (MAC), also called media access control, is the layer that controls the hardware responsible for interaction with the wired (electrical or optical) or wireless transmission medium.

See IEEE 802.11 and Medium access control

Mesh networking

A mesh network is a local area network topology in which the infrastructure nodes (i.e. bridges, switches, and other infrastructure devices) connect directly, dynamically and non-hierarchically to as many other nodes as possible and cooperate with one another to efficiently route data to and from clients.

See IEEE 802.11 and Mesh networking

Metropolitan area network

A metropolitan area network (MAN) is a computer network that interconnects users with computer resources in a geographic region of the size of a metropolitan area.

See IEEE 802.11 and Metropolitan area network

Microsecond

A microsecond is a unit of time in the International System of Units (SI) equal to one millionth (0.000001 or 10−6 or) of a second.

See IEEE 802.11 and Microsecond

Microwave

Microwave is a form of electromagnetic radiation with wavelengths shorter than other radio waves (as originally discovered) but longer than infrared waves.

See IEEE 802.11 and Microwave

Microwave oven

A microwave oven or simply microwave is an electric oven that heats and cooks food by exposing it to electromagnetic radiation in the microwave frequency range.

See IEEE 802.11 and Microwave oven

MIMO

In radio, multiple-input and multiple-output (MIMO) is a method for multiplying the capacity of a radio link using multiple transmission and receiving antennas to exploit multipath propagation.

See IEEE 802.11 and MIMO

Modulation

In electronics and telecommunications, modulation is the process of varying one or more properties of a periodic waveform, called the carrier signal, with a separate signal called the modulation signal that typically contains information to be transmitted.

See IEEE 802.11 and Modulation

Multi-user MIMO

Multi-user MIMO (MU-MIMO) is a set of multiple-input and multiple-output (MIMO) technologies for multipath wireless communication, in which multiple users or terminals, each radioing over one or more antennas, communicate with one another.

See IEEE 802.11 and Multi-user MIMO

NCR Voyix

NCR Voyix Corporation, previously known as NCR Corporation and National Cash Register, is an American software, consulting and technology company providing several professional services and electronic products.

See IEEE 802.11 and NCR Voyix

Near–far problem

The near–far problem or hearability problem is the effect of a strong signal from a near signal source in making it hard for a receiver to hear a weaker signal from a further source due to adjacent-channel interference, co-channel interference, distortion, capture effect, dynamic range limitation, or the like.

See IEEE 802.11 and Near–far problem

Network bridge

A network bridge is a computer networking device that creates a single, aggregate network from multiple communication networks or network segments.

See IEEE 802.11 and Network bridge

Network management

Network management is the process of administering and managing computer networks.

See IEEE 802.11 and Network management

Network throughput

Network throughput (or just throughput, when in context) refers to the rate of message delivery over a communication channel, such as Ethernet or packet radio, in a communication network.

See IEEE 802.11 and Network throughput

On–off keying

On–off keying (OOK) denotes the simplest form of amplitude-shift keying (ASK) modulation that represents digital data as the presence or absence of a carrier wave.

See IEEE 802.11 and On–off keying

Operating system Wi-Fi support

Operating system Wi-Fi support is defined as the facilities an operating system may include for Wi-Fi networking.

See IEEE 802.11 and Operating system Wi-Fi support

Organizationally unique identifier

An organizationally unique identifier (OUI) is a 24-bit number that uniquely identifies a vendor, manufacturer, or other organization.

See IEEE 802.11 and Organizationally unique identifier

Orthogonal frequency-division multiple access

Orthogonal frequency-division multiple access (OFDMA) is a multi-user version of the popular orthogonal frequency-division multiplexing (OFDM) digital modulation scheme.

See IEEE 802.11 and Orthogonal frequency-division multiple access

Orthogonal frequency-division multiplexing

In telecommunications, orthogonal frequency-division multiplexing (OFDM) is a type of digital transmission used in digital modulation for encoding digital (binary) data on multiple carrier frequencies.

See IEEE 802.11 and Orthogonal frequency-division multiplexing

Passive Wi-Fi

Passive Wi-Fi is a refinement of Wi-Fi technology that uses passive reflection to reduce energy consumption.

See IEEE 802.11 and Passive Wi-Fi

People counter

A people counter is an electronic device that is used to measure the number of people traversing a certain passage or entrance.

See IEEE 802.11 and People counter

Physical layer

In the seven-layer OSI model of computer networking, the physical layer or layer 1 is the first and lowest layer: the layer most closely associated with the physical connection between devices.

See IEEE 802.11 and Physical layer

Quadrature amplitude modulation

Quadrature amplitude modulation (QAM) is the name of a family of digital modulation methods and a related family of analog modulation methods widely used in modern telecommunications to transmit information.

See IEEE 802.11 and Quadrature amplitude modulation

Quality of service

Quality of service (QoS) is the description or measurement of the overall performance of a service, such as a telephony or computer network, or a cloud computing service, particularly the performance seen by the users of the network.

See IEEE 802.11 and Quality of service

Radio frequency

Radio frequency (RF) is the oscillation rate of an alternating electric current or voltage or of a magnetic, electric or electromagnetic field or mechanical system in the frequency range from around to around.

See IEEE 802.11 and Radio frequency

RADIUS

Remote Authentication Dial-In User Service (RADIUS) is a networking protocol that provides centralized authentication, authorization, and accounting (AAA) management for users who connect and use a network service.

See IEEE 802.11 and RADIUS

RC4

In cryptography, RC4 (Rivest Cipher 4, also known as ARC4 or ARCFOUR, meaning Alleged RC4, see below) is a stream cipher.

See IEEE 802.11 and RC4

Reference Broadcast Infrastructure Synchronization

The Reference Broadcast Infrastructure Synchronization (RBIS) protocol is a master/slave synchronization protocol.

See IEEE 802.11 and Reference Broadcast Infrastructure Synchronization

Service Access Point

A Service Access Point (SAP) is an identifying label for network endpoints used in Open Systems Interconnection (OSI) networking.

See IEEE 802.11 and Service Access Point

Service set (802.11 network)

In IEEE 802.11 wireless local area networking standards (including Wi‑Fi), a service set is a group of wireless network devices which share a service set identifier (SSID)—typically the natural language label that users see as a network name.

See IEEE 802.11 and Service set (802.11 network)

Space–time block code

Space–time block coding is a technique used in wireless communications to transmit multiple copies of a data stream across a number of antennas and to exploit the various received versions of the data to improve the reliability of data transfer.

See IEEE 802.11 and Space–time block code

Spatial multiplexing

Spatial multiplexing or space-division multiplexing (SM, SDM or SMX) is a multiplexing technique in MIMO wireless communication, fiber-optic communication and other communications technologies used to transmit independent channels separated in space.

See IEEE 802.11 and Spatial multiplexing

Spectral mask

In telecommunications, a spectral mask, also known as a channel mask or transmission mask, is a mathematically defined set of lines applied to the levels of radio (or optical) transmissions.

See IEEE 802.11 and Spectral mask

Stream Reservation Protocol

Stream Reservation Protocol (SRP) is an enhancement to Ethernet that implements admission control.

See IEEE 802.11 and Stream Reservation Protocol

Subnetwork Access Protocol

The Subnetwork Access Protocol (SNAP) is a mechanism for multiplexing, on networks using IEEE 802.2 LLC, more protocols than can be distinguished by the eight-bit 802.2 Service Access Point (SAP) fields.

See IEEE 802.11 and Subnetwork Access Protocol

Super Wi-Fi

Super Wi-Fi refers to IEEE 802.11g/n/ac/ax Wi-Fi implementations over unlicensed 2.4 and 5 GHz Wi-Fi bands but with performance enhancements for antenna control, multiple path beam selection, advance control for best path, and applied intelligence for load balancing giving it bi-directional connectivity range for standard wifi enabled devices over distances of up to 1,700 meters.

See IEEE 802.11 and Super Wi-Fi

TCP congestion control

Transmission Control Protocol (TCP) uses a congestion control algorithm that includes various aspects of an additive increase/multiplicative decrease (AIMD) scheme, along with other schemes including slow start and a congestion window (CWND), to achieve congestion avoidance.

See IEEE 802.11 and TCP congestion control

TDLS

TDLS, shortened from Tunneled Direct Link Setup, is "a seamless way to stream media and other data faster between devices already on the same Wi-Fi network." Devices using it communicate directly with one another, without involving the wireless network's router.

See IEEE 802.11 and TDLS

Technical standard

A technical standard is an established norm or requirement for a repeatable technical task which is applied to a common and repeated use of rules, conditions, guidelines or characteristics for products or related processes and production methods, and related management systems practices.

See IEEE 802.11 and Technical standard

The New York Times

The New York Times (NYT) is an American daily newspaper based in New York City.

See IEEE 802.11 and The New York Times

The Verge

The Verge is an American technology news website headquartered in Lower Manhattan, New York City and operated by Vox Media.

See IEEE 802.11 and The Verge

Timeline

A timeline is a display of a list of events in chronological order.

See IEEE 802.11 and Timeline

Title 47 CFR Part 15

Code of Federal Regulations, (47 CFR 15) is an oft-quoted part of Federal Communications Commission (FCC) rules and regulations regarding unlicensed transmissions.

See IEEE 802.11 and Title 47 CFR Part 15

Title 47 CFR Part 97

In the U.S., Part 97 is the section of Federal Communications Commission (FCC) rules and regulations that pertains to amateur radio and the conduct of amateur radio operators.

See IEEE 802.11 and Title 47 CFR Part 97

TU (time unit)

A time unit (TU) is a unit of time equal to 1024 microseconds.

See IEEE 802.11 and TU (time unit)

TV White Space Database

TV White Space database, also commonly referred to as (TV) geolocation database, is an entity that controls the TV spectrum utilization by unlicensed white spaces devices within a determined geographical area.

See IEEE 802.11 and TV White Space Database

Ultra high frequency

Ultra high frequency (UHF) is the ITU designation for radio frequencies in the range between 300 megahertz (MHz) and 3 gigahertz (GHz), also known as the decimetre band as the wavelengths range from one meter to one tenth of a meter (one decimeter).

See IEEE 802.11 and Ultra high frequency

Ultra-wideband

Ultra-wideband (UWB, ultra wideband, ultra-wide band and ultraband) is a radio technology that can use a very low energy level for short-range, high-bandwidth communications over a large portion of the radio spectrum.

See IEEE 802.11 and Ultra-wideband

United States Computer Emergency Readiness Team

The United States Computer Emergency Readiness Team (US-CERT) is an organization within the Department of Homeland Security’s (DHS) Cybersecurity and Infrastructure Security Agency (CISA).

See IEEE 802.11 and United States Computer Emergency Readiness Team

University of California, Berkeley

The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California) is a public land-grant research university in Berkeley, California.

See IEEE 802.11 and University of California, Berkeley

Unlicensed National Information Infrastructure

The Unlicensed National Information Infrastructure (U-NII) radio band, as defined by the United States Federal Communications Commission, is part of the radio frequency spectrum used by WLAN devices and by many wireless ISPs.

See IEEE 802.11 and Unlicensed National Information Infrastructure

User Datagram Protocol

In computer networking, the User Datagram Protocol (UDP) is one of the core communication protocols of the Internet protocol suite used to send messages (transported as datagrams in packets) to other hosts on an Internet Protocol (IP) network.

See IEEE 802.11 and User Datagram Protocol

Very high frequency

Very high frequency (VHF) is the ITU designation for the range of radio frequency electromagnetic waves (radio waves) from 30 to 300 megahertz (MHz), with corresponding wavelengths of ten meters to one meter.

See IEEE 802.11 and Very high frequency

Vic Hayes

Victor "Vic" Hayes (born July 31, 1941 Surabaya, Dutch East Indies) is a former Senior Research Fellow at the Delft University of Technology.

See IEEE 802.11 and Vic Hayes

WaveLAN

WaveLAN was a brand name for a family of wireless networking technology sold by NCR, AT&T, Lucent Technologies, and Agere Systems as well as being sold by other companies under OEM agreements.

See IEEE 802.11 and WaveLAN

White spaces (radio)

In telecommunications, white spaces refer to radio frequencies allocated to a broadcasting service but not used locally.

See IEEE 802.11 and White spaces (radio)

Wi-Fi

Wi-Fi is a family of wireless network protocols based on the IEEE 802.11 family of standards, which are commonly used for local area networking of devices and Internet access, allowing nearby digital devices to exchange data by radio waves.

See IEEE 802.11 and Wi-Fi

Wi-Fi 6

Wi-Fi 6, or IEEE 802.11ax, is an IEEE standard from the Wi-Fi Alliance, for wireless networks (WLANs).

See IEEE 802.11 and Wi-Fi 6

Wi-Fi Alliance

The Wi-Fi Alliance is a non-profit organization that owns the Wi-Fi trademark.

See IEEE 802.11 and Wi-Fi Alliance

Wi-Fi deauthentication attack

A Wi-Fi deauthentication attack is a type of denial-of-service attack that targets communication between a user and a Wi-Fi wireless access point.

See IEEE 802.11 and Wi-Fi deauthentication attack

Wi-Fi Protected Access

Wi-Fi Protected Access (WPA), Wi-Fi Protected Access 2 (WPA2), and Wi-Fi Protected Access 3 (WPA3) are the three security certification programs developed after 2000 by the Wi-Fi Alliance to secure wireless computer networks.

See IEEE 802.11 and Wi-Fi Protected Access

Wi-Fi Protected Setup

Wi-Fi Protected Setup (WPS) originally, Wi-Fi Simple Config, is a network security standard to create a secure wireless home network.

See IEEE 802.11 and Wi-Fi Protected Setup

WiGig

WiGig, alternatively known as 60 GHz Wi-Fi, refers to a set of 60 GHz wireless network protocols. IEEE 802.11 and WiGig are wireless networking standards.

See IEEE 802.11 and WiGig

Wired Equivalent Privacy

Wired Equivalent Privacy (WEP) is a severely flawed security algorithm for 802.11 wireless networks.

See IEEE 802.11 and Wired Equivalent Privacy

Wireless Gigabit Alliance

The Wireless Gigabit Alliance (WiGig Alliance) was a trade association that developed and promoted the adoption of multi-gigabit per second speed wireless communications technology "WiGig" operating over the unlicensed 60 GHz frequency band.

See IEEE 802.11 and Wireless Gigabit Alliance

Wireless LAN

A wireless LAN (WLAN) is a wireless computer network that links two or more devices using wireless communication to form a local area network (LAN) within a limited area such as a home, school, computer laboratory, campus, or office building. IEEE 802.11 and wireless LAN are local area networks.

See IEEE 802.11 and Wireless LAN

Wireless network interface controller

A wireless network interface controller (WNIC) is a network interface controller which connects to a wireless network, such as Wi-Fi, Bluetooth, or LTE (4G) or 5G rather than a wired network, such as an Ethernet network.

See IEEE 802.11 and Wireless network interface controller

Wireless USB

Wireless USB (Universal Serial Bus) is a short-range, high-bandwidth wireless radio communication protocol created by the Wireless USB Promoter Group, which is intended to increase the availability of general USB-based technologies.

See IEEE 802.11 and Wireless USB

YouTube

YouTube is an American online video sharing platform owned by Google.

See IEEE 802.11 and YouTube

2.4 GHz radio use

There are several uses of the 2.4 GHz ISM radio band.

See IEEE 802.11 and 2.4 GHz radio use

802.11 frame types

In the IEEE 802.11 wireless LAN protocols (such as Wi-Fi), a MAC frame is constructed of common fields (which are present in all types of frames) and specific fields (present in certain cases, depending on the type and subtype specified in the first octet of the frame).

See IEEE 802.11 and 802.11 frame types

References

[1] https://en.wikipedia.org/wiki/IEEE_802.11

Also known as 802 11, 802-11, 802.11, 802.11 a/b/g/n, 802.11 b/g/n, 802.11 security protocols, 802.11a/b/g/n, 802.11aa, 802.11aj, 802.11aq, 802.11b/g/n, 802.11l, 802.11m, 802.11o, 802.11q, 802.11t, 802.11x, History of IEEE 802.11, IEEE 802.11-2007, IEEE 802.11-2012, IEEE 802.11-2016, IEEE 802.11T, IEEE 802.11aj, IEEE 802.11aq, IEEE 802.11m, IEEE 802.11x, List of WLAN frames, Probe request, Regdomain, Wi-Fi Technical Information.

, IEEE 802.11ac-2013, IEEE 802.11ad, IEEE 802.11af, IEEE 802.11ah, IEEE 802.11ai, IEEE 802.11ay, IEEE 802.11b-1999, IEEE 802.11bb, IEEE 802.11be, IEEE 802.11bn, IEEE 802.11c, IEEE 802.11d-2001, IEEE 802.11e-2005, IEEE 802.11g-2003, IEEE 802.11h-2003, IEEE 802.11i-2004, IEEE 802.11j-2004, IEEE 802.11k-2008, IEEE 802.11mc, IEEE 802.11n-2009, IEEE 802.11p, IEEE 802.11r-2008, IEEE 802.11s, IEEE 802.11u, IEEE 802.11v-2011, IEEE 802.11w-2009, IEEE 802.11y-2008, IEEE 802.1D, IEEE 802.2, IEEE 802.3, IEEE Access, IEEE Standards Association, Information element, Infrared, Institute of Electrical and Electronics Engineers, Inter-Access Point Protocol, Internet, Internet Protocol, IOS, ISM radio band, Link adaptation, List of WLAN channels, Local area network, Lowest common denominator, LSI Corporation, LTE-WLAN Aggregation, MAC address, Medium access control, Mesh networking, Metropolitan area network, Microsecond, Microwave, Microwave oven, MIMO, Modulation, Multi-user MIMO, NCR Voyix, Near–far problem, Network bridge, Network management, Network throughput, On–off keying, Operating system Wi-Fi support, Organizationally unique identifier, Orthogonal frequency-division multiple access, Orthogonal frequency-division multiplexing, Passive Wi-Fi, People counter, Physical layer, Quadrature amplitude modulation, Quality of service, Radio frequency, RADIUS, RC4, Reference Broadcast Infrastructure Synchronization, Service Access Point, Service set (802.11 network), Space–time block code, Spatial multiplexing, Spectral mask, Stream Reservation Protocol, Subnetwork Access Protocol, Super Wi-Fi, TCP congestion control, TDLS, Technical standard, The New York Times, The Verge, Timeline, Title 47 CFR Part 15, Title 47 CFR Part 97, TU (time unit), TV White Space Database, Ultra high frequency, Ultra-wideband, United States Computer Emergency Readiness Team, University of California, Berkeley, Unlicensed National Information Infrastructure, User Datagram Protocol, Very high frequency, Vic Hayes, WaveLAN, White spaces (radio), Wi-Fi, Wi-Fi 6, Wi-Fi Alliance, Wi-Fi deauthentication attack, Wi-Fi Protected Access, Wi-Fi Protected Setup, WiGig, Wired Equivalent Privacy, Wireless Gigabit Alliance, Wireless LAN, Wireless network interface controller, Wireless USB, YouTube, 2.4 GHz radio use, 802.11 frame types.

IEEE 802.11, the Glossary

Table of Contents