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Enhanced 9-1-1

Index Enhanced 9-1-1

Enhanced 911, E-911 or E911 is a system used in North America to automatically provide to dispatchers the location of callers to 911, the universal emergency telephone number in the region. [1]

95 relations: Access network, Advanced Mobile Location, Alltel, Angle of arrival, Assisted GPS, AT&T Corporation, AT&T Mobility, Automatic message accounting, Automatic number identification, Base station, Business telephone system, Calling party, Canada, Canadian Radio-television and Telecommunications Commission, Cayman Islands, Cellular network, Chicago, Class-4 telephone switch, Code-division multiple access, Competitive local exchange carrier, Computer-aided dispatch, Customer-premises equipment, Data, Digital mapping, Digital Signal 0, Dispatch (logistics), Dispatcher, ECall, Emergency medical dispatcher, Emergency service, Emergency telephone number, Federal Communications Commission, Fingerprint, Geographic coordinate system, Geolocation, Global Positioning System, Government agency, GPS tracking unit, Greg Abbott, GSM, Haleyville, Alabama, Handset, Incumbent local exchange carrier, IP PBX, ISDN User Part, Jeff Pulver, Latitude, Line-of-sight propagation, Line–line intersection, Local exchange carrier, ..., Location information server, Location-based service, Longitude, Metropolitan area, Mexico, Mobile phone, Mobile phone tracking, Mobile telephony, Multi-frequency signaling, Multilateration, Multipath propagation, National Emergency Number Association, Network topology, Next Generation 9-1-1, Northern 911, Plain old telephone service, Public safety answering point, Public switched telephone network, Pulse dialing, Radio masts and towers, Radio resource location services protocol, Radiolocation, Reverse geocoding, Seismometer, Signalling System No. 7, Sprint Corporation, Switchboard operator, T-Mobile, Telecommunications relay service, Telephone exchange, Telephone number, Tower, Triangulation, UMTS, United States, Verizon Wireless, Voice over IP, VoIP phone, Vonage, Waiver, Wireless, Wireless Communications and Public Safety Act, 112 (emergency telephone number), 3GPP, 9-1-1. Expand index (45 more) »

Access network

An access network is a type of telecommunications network which connects subscribers to their immediate service provider.

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Advanced Mobile Location

Advanced Mobile Location (or AML) is an emergency location-based service (LBS) available on smartphones that, when a caller dials the local (in country) short dial emergency telephone number, sends the best available geolocation of the caller to a dedicated end-point, usually a Public Safety Answering Point, making the location of the caller available to emergency call takers in real-time.

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Alltel

Alltel Wireless was a wireless service provider, primarily based in the United States.

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Angle of arrival

Angle of arrival (AoA) measurement is a method for determining the direction of propagation of a radio-frequency wave incident on an antenna array or determined from maximum signal strength during antenna rotation.

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Assisted GPS

Assisted GPS (abbreviated generally as A-GPS and less commonly as aGPS) is a system that often significantly improves the startup performance—i.e., time-to-first-fix (TTFF)—of a GPS satellite-based positioning system.

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AT&T Corporation

AT&T Corp., originally the American Telephone and Telegraph Company, is the subsidiary of AT&T that provides voice, video, data, and Internet telecommunications and professional services to businesses, consumers, and government agencies.

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AT&T Mobility

AT&T Mobility LLC, also known as AT&T Wireless marketed as simply AT&T, is a wholly owned subsidiary of AT&T that provides wireless services to 138.8 million subscribers in the United States including Puerto Rico and the U.S. Virgin Islands.

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Automatic message accounting

Automatic message accounting (AMA) provides detailed accounting for telephone calls.

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Automatic number identification

Automatic number identification (ANI) is a feature of a telecommunications network for automatically determining the origination telephone number on toll calls for billing purposes.

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Base station

Base station (or base radio station) is – according to the International Telecommunication Union's (ITU) Radio Regulations (RR) – a "land station in the land mobile service." The term is used in the context of mobile telephony, wireless computer networking and other wireless communications and in land surveying.

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Business telephone system

A business telephone system is a multiline telephone system typically used in business environments, encompassing systems ranging from small key telephone systems to large-scale private branch exchanges.

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Calling party

The calling party (in some contexts called the "A-Number") is a person who (or device that) initiates a telephone call.

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Canada

Canada is a country located in the northern part of North America.

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Canadian Radio-television and Telecommunications Commission

The Canadian Radio-television and Telecommunications Commission (CRTC, Conseil de la radiodiffusion et des télécommunications canadiennes) is a public organization in Canada with mandate as a regulatory agency for broadcasting and telecommunications.

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Cayman Islands

The Cayman Islands is an autonomous British Overseas Territory in the western Caribbean Sea.

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Cellular network

A cellular network or mobile network is a communication network where the last link is wireless.

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Chicago

Chicago, officially the City of Chicago, is the third most populous city in the United States, after New York City and Los Angeles.

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Class-4 telephone switch

A class-4, or tandem, telephone switch is a U.S. telephone company central office telephone exchange used to interconnect local exchange carrier offices for long distance communications in the public switched telephone network.

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Code-division multiple access

Code-division multiple access (CDMA) is a channel access method used by various radio communication technologies.

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Competitive local exchange carrier

A competitive local exchange carrier (CLEC), in the United States and Canada, is a telecommunications provider company (sometimes called a "carrier") competing with other, already established carriers (generally the incumbent local exchange carrier (ILEC)).

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Computer-aided dispatch

Computer-aided dispatch (CAD), also called computer-assisted dispatch, is a method of dispatching taxicabs, couriers, field service technicians, mass transit vehicles or emergency services assisted by computer.

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Customer-premises equipment

Customer-premises equipment or customer-provided equipment (CPE) is any terminal and associated equipment located at a subscriber's premises and connected with a carrier's telecommunication circuit at the demarcation point ("demarc").

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Data

Data is a set of values of qualitative or quantitative variables.

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Digital mapping

Digital mapping (also called digital cartography) is the process by which a collection of data is compiled and formatted into a virtual image.

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Digital Signal 0

Digital Signal 0 (DS0) is a basic digital signaling rate of 64 kilobits per second (kbit/s), corresponding to the capacity of one analog voice-frequency-equivalent communication channel.

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Dispatch (logistics)

Dispatch is a procedure for assigning employees (workers) or vehicles to customers.

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Dispatcher

Dispatchers are communications personnel responsible for receiving and transmitting pure and reliable messages, tracking vehicles and equipment, and recording other important information.

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ECall

eCall is a European initiative intended to bring rapid assistance to motorists involved in a collision anywhere in the European Union.

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Emergency medical dispatcher

An emergency medical dispatcher is a professional telecommunicator, tasked with the gathering of information related to medical emergencies, the provision of assistance and instructions by voice, prior to the arrival of emergency medical services (EMS), and the dispatching and support of EMS resources responding to an emergency call.

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Emergency service

Emergency services and rescue services are organizations which ensure public safety and health by addressing different emergencies.

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Emergency telephone number

In many countries the public switched telephone network has a single emergency telephone number (sometimes known as the universal emergency telephone number or the emergency services number) that allows a caller to contact local emergency services for assistance.

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Federal Communications Commission

The Federal Communications Commission (FCC) is an independent agency of the United States government created by statute (and) to regulate interstate communications by radio, television, wire, satellite, and cable.

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Fingerprint

A fingerprint in its narrow sense is an impression left by the friction ridges of a human finger.

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Geographic coordinate system

A geographic coordinate system is a coordinate system used in geography that enables every location on Earth to be specified by a set of numbers, letters or symbols.

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Geolocation

Geolocation is the identification or estimation of the real-world geographic location of an object, such as a radar source, mobile phone, or Internet-connected computer terminal.

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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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Government agency

A government or state agency, sometimes an appointed commission, is a permanent or semi-permanent organization in the machinery of government that is responsible for the oversight and administration of specific functions, such as an intelligence agency.

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GPS tracking unit

A GPS tracking unit is a GPS device, normally carried by a moving vehicle or person, that uses the Global Positioning System (GPS) to track the device’s movements, at intervals, and to determine its location, and its carrier.

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Greg Abbott

Gregory Wayne Abbott (born November 13, 1957) is an American lawyer and politician who serves as the 48th Governor of Texas since January 2015.

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GSM

GSM (Global System for Mobile communications) is a standard developed by the European Telecommunications Standards Institute (ETSI) to describe the protocols for second-generation digital cellular networks used by mobile devices such as tablets, first deployed in Finland in December 1991.

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Haleyville, Alabama

Haleyville is a city in Winston and Marion counties in the U.S. state of Alabama.

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Handset

A handset is a component of a telephone that a user holds to the ear and mouth to receive audio through the receiver and speak to the remote party via the built-in transmitter.

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Incumbent local exchange carrier

An incumbent local exchange carrier (ILEC) is a local telephone company which held the regional monopoly on landline service before the market was opened to competitive local exchange carriers, or the corporate successor of such a firm.

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IP PBX

A PBX (Private Branch Exchange) is a system that connects telephone extensions to the Public Switched Telephone Network and provides internal communication for a business.

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ISDN User Part

The ISDN (Integrated Services Digital Network) User Part or ISUP is part of Signaling System No. 7 (SS7), which is used to set up telephone calls in the public switched telephone network (PSTN).

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Jeff Pulver

Jeff Pulver is an American Internet entrepreneur known for his work as founder and chief executive of pulver.com and co-founder of Free World Dialup, Vonage, MoNage, Alchemist, and Zula (app).

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Latitude

In geography, latitude is a geographic coordinate that specifies the north–south position of a point on the Earth's surface.

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Line-of-sight propagation

Line-of-sight propagation is a characteristic of electromagnetic radiation or acoustic wave propagation which means waves travel in a direct path from the source to the receiver.

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Line–line intersection

In Euclidean geometry, the intersection of a line and a line can be the empty set, a point, or a line.

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Local exchange carrier

Local exchange carrier (LEC) is a regulatory term in telecommunications for the local telephone company. In the United States, wireline telephone companies are divided into two large categories: long distance (interexchange carrier, or IXCs) and local (local exchange carrier, or LECs).

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Location information server

The location information server, or LIS is a network node originally defined in the National Emergency Number Association i2 network architecture that addresses the intermediate solution for providing e911 service for users of VoIP telephony.

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Location-based service

A location-based service (LBS) is a software-level service that uses location data to control features.

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Longitude

Longitude, is a geographic coordinate that specifies the east-west position of a point on the Earth's surface.

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Metropolitan area

A metropolitan area, sometimes referred to as a metro area or commuter belt, is a region consisting of a densely populated urban core and its less-populated surrounding territories, sharing industry, infrastructure, and housing.

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Mexico

Mexico (México; Mēxihco), officially called the United Mexican States (Estados Unidos Mexicanos) is a federal republic in the southern portion of North America.

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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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Mobile phone tracking

Mobile phone tracking is the ascertaining of the position or location of a mobile phone, whether stationary or moving.

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Mobile telephony

Mobile telephony is the provision of telephone services to phones which may move around freely rather than stay fixed in one location.

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Multi-frequency signaling

In telephony, multi-frequency signaling (MF) is a signaling system that was introduced by the Bell System after World War II.

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Multilateration

Multilateration (MLAT) is a surveillance technique based on the measurement of the difference in distance to two stations at known locations by broadcast signals at known times.

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Multipath propagation

In wireless telecommunications, multipath is the propagation phenomenon that results in radio signals reaching the receiving antenna by two or more paths.

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National Emergency Number Association

The National Emergency Number Association (NENA) is an organization whose mission it is to foster the technological advancement, availability, and implementation of a universal emergency telephone number system in the United States.

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Network topology

Network topology is the arrangement of the elements (links, nodes, etc.) of a communication network.

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Next Generation 9-1-1

Next Generation 9-1-1 (abbreviated NG9-1-1) refers to an initiative aimed at updating the 9-1-1 service infrastructure in the United States and Canada to improve public emergency communications services in a growingly wireless mobile society.

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Northern 911

Northern 911 (subsidiary of Northern Communications) is a company based out of Sudbury, Ontario, Canada that provides 9-1-1 call centre services for VOIP & POTS providers such as Rogers Telecom, Primus Canada, SaskTel, etc.

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Plain old telephone service

Plain old telephone service or plain ordinary telephone service (POTS) is a retronym for voice-grade telephone service employing analog signal transmission over copper loops.

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Public safety answering point

A public-safety answering point (PSAP), sometimes called "public-safety access point", is a call center in Canada and the United States responsible for answering calls to an emergency telephone number for police, firefighting, and ambulance services.

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Public switched telephone network

The public switched telephone network (PSTN) is the aggregate of the world's circuit-switched telephone networks that are operated by national, regional, or local telephony operators, providing infrastructure and services for public telecommunication.

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Pulse dialing

Pulse dialing is a signaling technology in telecommunications in which a direct current local loop circuit is interrupted according to a defined coding system for each signal transmitted, usually a digit.

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Radio masts and towers

Radio masts and towers are, typically, tall structures designed to support antennas (also known as aerials) for telecommunications and broadcasting, including television.

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Radio resource location services protocol

Radio resource location services (LCS) protocol (RRLP) applies to GSM and UMTS Cellular Networks.

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Radiolocation

Radiolocating is the process of finding the location of something through the use of radio waves.

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Reverse geocoding

Reverse geocoding is the process of back (reverse) coding of a point location (latitude, longitude) to a readable address or place name.

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Seismometer

A seismometer is an instrument that measures motion of the ground, caused by, for example, an earthquake, a volcanic eruption, or the use of explosives.

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Signalling System No. 7

Signaling System No.

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Sprint Corporation

Sprint Corporation is an American telecommunications company that provides wireless services and is an internet service provider.

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Switchboard operator

In the early days of telephony, through roughly the 1960s, companies used manual telephone switchboards, and switchboard operators connected calls by inserting a pair of phone plugs into the appropriate jacks.

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T-Mobile

T-Mobile is the brand name used by the mobile communications subsidiaries of the German telecommunications company Deutsche Telekom AG.

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Telecommunications relay service

A telecommunications relay service, also known as TRS, relay service, or IP-relay, or Web-based relay service, is an operator service that allows people who are deaf, hard of hearing, deafblind, or have a speech disorder to place calls to standard telephone users via a keyboard or assistive device.

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Telephone exchange

A telephone exchange is a telecommunications system used in the public switched telephone network or in large enterprises.

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Telephone number

A telephone number is a sequence of digits assigned to a fixed-line telephone subscriber station connected to a telephone line or to a wireless electronic telephony device, such as a radio telephone or a mobile telephone, or to other devices for data transmission via the public switched telephone network (PSTN) or other private networks.

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Tower

A tower is a tall structure, taller than it is wide, often by a significant margin.

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Triangulation

In trigonometry and geometry, triangulation is the process of determining the location of a point by forming triangles to it from known points.

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UMTS

The Universal Mobile Telecommunications System (UMTS) is a third generation mobile cellular system for networks based on the GSM standard.

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United States

The United States of America (USA), commonly known as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.

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Verizon Wireless

Cellco Partnership, d/b/a Verizon Wireless (commonly shortened to Verizon, and stylized as verizon), is an American telecommunications company which offers wireless products and services.

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Voice over IP

Voice over Internet Protocol (also voice over IP, VoIP or IP telephony) is a methodology and group of technologies for the delivery of voice communications and multimedia sessions over Internet Protocol (IP) networks, such as the Internet.

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VoIP phone

A VoIP phone or IP phone uses voice over IP technologies for placing and transmitting telephone calls over an IP network, such as the Internet, instead of the traditional public switched telephone network (PSTN).

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Vonage

Vonage is a publicly-held Internet telephony service provider, providing business and residential telecommunication services based on voice over Internet Protocol (VoIP).

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Waiver

A waiver is the voluntary relinquishment or surrender of some known right or privilege.

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Wireless

Wireless communication, or sometimes simply wireless, is the transfer of information or power between two or more points that are not connected by an electrical conductor.

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Wireless Communications and Public Safety Act

The Wireless Communications and Public Safety Act of 1999 is a United States federal law enacted as Public Law 106–81 of October 26, 1999.

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112 (emergency telephone number)

112 is the common emergency telephone number that can be dialed free of charge from most mobile telephones and, in some countries, fixed telephones in order to reach emergency services (ambulance, fire and rescue, police).

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3GPP

The 3rd Generation Partnership Project (3GPP) is a collaboration between groups of telecommunications standards associations, known as the Organizational Partners.

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9-1-1

9-1-1, also written 911, is an emergency telephone number for the North American Numbering Plan (NANP), one of eight N11 codes.

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Redirects here:

911 address, 911 addressing, Automatic Location Information, Caller location, E-911, E911, Enhanced 911.

References

[1] https://en.wikipedia.org/wiki/Enhanced_9-1-1

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