ANTILLAS I is a fiber optic

submarine communications cable A submarine communications cable is a cable laid on the sea bed between land-based stations to carry telecommunication signals across stretches of ocean and sea. The first submarine communications cables laid beginning in the 1850s carried tel ...

that extends between the

Dominican Republic The Dominican Republic ( ; es, República Dominicana, ) is a country located on the island of Hispaniola in the Greater Antilles archipelago of the Caribbean region. It occupies the eastern five-eighths of the island, which it shares wit ...

and

Puerto Rico Puerto Rico (; abbreviated PR; tnq, Boriken, ''Borinquen''), officially the Commonwealth of Puerto Rico ( es, link=yes, Estado Libre Asociado de Puerto Rico, lit=Free Associated State of Puerto Rico), is a Caribbean island and Unincorporated ...

. It has been in service since June 1997 and is operated on a

common carrier A common carrier in common law countries (corresponding to a public carrier in some civil law systems,Encyclopædia Britannica CD 2000 "Civil-law public carrier" from "carriage of goods" usually called simply a ''carrier'') is a person or compan ...

basis. ANTILLAS I uses digital channels operating at 64

kilobits per second 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. Common data rate units are multi ...

(kbit/s) that allow over 15,000 simultaneous calls without

multiplexing In telecommunications and computer networking, multiplexing (sometimes contracted to muxing) is a method by which multiple analog or digital signals are combined into one signal over a shared medium. The aim is to share a scarce resource - a ...

. It consists of six working optical fiber pairs with each fiber pair carrying four 155 Mbit/s Basic System Modules (BSMs), with each BSM containing sixty-three Minimum Investment Units (MIUs), for a total capacity, on each fiber pair, of 252 MIUs.

Carriers

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

(AT&T) * GTE Hawaiian Telephone Company Incorporated (HTC) * IDB WorldCom Services ( WorldCom) * International Telecommunications Corporation (ITC) * MCI International * Pacific Gateway Exchange (PGE) * Sprint Nextel Corporation (Sprint) *

Telecomunicaciones Ultramarinas de Puerto Rico ULTRACOM — or Telecomunicaciones Ultramarinas de Puerto Rico (TUPR) in Spanish— is a telecommunications corporation that manages satellite and submarine communications cable systems connected to Puerto Rico. It is jointly owned by PREP ...

(TUPR or ULTRACOM) * Telefónica International Wholesale Services (TIWS) * The St. Thomas and San Juan Telephone Company (STSJ)

Landing points

Cacique A ''cacique'' (Latin American ; ; feminine form: ''cacica'') was a tribal chieftain of the Taíno people, the indigenous inhabitants at European contact of the Bahamas, the Greater Antilles, and the northern Lesser Antilles. The term is a Spa ...

* Isla Verde,

Carolina Carolina may refer to: Geography * The Carolinas, the U.S. states of North and South Carolina ** North Carolina, a U.S. state ** South Carolina, a U.S. state * Province of Carolina, a British province until 1712 * Carolina, Alabama, a town in ...

* Miramar,

San Juan San Juan, Spanish for Saint John, may refer to: Places Argentina * San Juan Province, Argentina * San Juan, Argentina, the capital of that province * San Juan, Salta, a village in Iruya, Salta Province * San Juan (Buenos Aires Underground), ...

Punta Cana Punta Cana is a resort town in the easternmost region of the Dominican Republic. It is part of the Veron–Punta Cana Municipalities of the Dominican Republic, municipal district, in the Salvaleón de Higüey, Higüey municipality of La Altagraci ...

External links

*
AMERICAS-II Cable Landing License
as adopted by the

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

{{Submarine communications cables in the Atlantic Ocean Liberty Latin America Submarine communications cables in the Caribbean Sea Communications in the Caribbean Dominican Republic–United States relations 1997 establishments in the Dominican Republic 1997 establishments in Puerto Rico