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Line Simulator (LiSi) For Asymmetric And Very High-Speed Digital Subscriber Line
White Papers A brief introduction describing the need for a ADSL/VDSL Line Simulator and an overview of the aim of the LiSi project followed by an overview of the history and the technology behind ADSL/VDSL is given in this paper.
[January 1, 1970, 0:59]
Digital Subscriber Line Access Multiplexer (DSLAM)
White Papers A digital subscriber line access multiplexer (DSLAM) delivers exceptionally high-speed data transmission over existing copper telephone lines. A DSLAM separates the voice-frequency signals from the high-speed data traffic and controls and routes...
[January 1, 1970, 0:59]
G.SHDSL: Faster DSL Means Faster Downloads
News G.SHDSL is short for the formal single-pair, high-bit-rate digital subscriber line, more casually known as symmetric high-speed digital subscriber line. Some European communications carriers are using the faster DSL (digital subscriber line...
[September 21, 2001, 15:08]
Shared Loops: How Incumbent Local Exchange Carriers (ILECs) And Competitive Local Exchange Carriers (CLECs) Can Deliver Competitive Digital Subscriber Line Access Multiplexer (DSLAM) Applications
White Papers Digital subscriber line access multiplexer (DSLAM) applications that leverage shared lines include high-speed Internet services and small office home office (SOHO) muting for residential and small-business users.
[January 1, 1970, 0:59]
SDSL: Step Forward Or Back For Broadband?
News SDSL stands for symmetric digital subscriber line and it is being targeted predominantly at small- to medium-sized enterprises (SMEs). It differs in several ways from its better known cousin, ADSL (asymmetric digital subscriber line), which is...
[March 18, 2004, 9:20]
Trouble In DSL's Broadband Paradise
News Digital Subscriber Line service, which promises to provide consumers with a path to broadband happiness, is proving it can be its own special kind of hell. Complaints of late hookups, poor connections, flaky email, clueless tech support and...
[October 26, 1999, 13:44]
Broadband Boom Set To Transform Britain
News New studies show a boom in DSL (digital subscriber line) connections and broadband satellite dishes coming to Europe. Research firm IDC found the worldwide DSL subscriber base jumped 447 percent from 1999 to 2000, reaching 4.5 million connections...
[February 9, 2001, 16:18]
Quality Of Calls Transported Over A DSL Access
White Papers While traditionally access networks based on Digital Subscriber Line (DSL) technology offer high-speed Internet access to residential users over a legacy copper pair, today's trend is to upgrade the DSL modem and enhance the DSL Access Multiplexer...
[January 1, 1970, 0:59]
AD20msp910 ADSL Chipset From Analog Devices
White Papers The DMT-based AD20msp910 chipset from Analog Devices, Inc.speeds and simplifies development of asymmetric digital subscriber line (ADSL) modems for high-speed Internet access and multimedia services. Using this comprehensive chipset solution...
[January 1, 1970, 0:59]
G.shdsl: Ready For Takeoff
White Papers G.shdsl is a draft International Telecommunication Union (ITU) Recommendation that specifies a technique for high speed, symmetric Digital Subscriber Line (DSL) delivery over a single copper pair at rates between 192kbps and 2.312Mbps.
[January 1, 1970, 0:59]
Ethernet Over VDSL
White Papers VDSL (Very high data rate Digital Subscriber Line) is a broadband transport technology for twisted copper pairs operating at data rates of up to 52.8 Mbit/s with corresponding maximum reach ranging from 1000 feet (300 meters) to 4500 feet (1500...
[January 1, 1970, 0:59]
Breaking The Physical Barriers With Electronic Dynamically Compensating Optics (eDCO)
White Papers However, their deployment requires the implementation of emerging technologies (such as Passive Optical Networks, ultra high-speed Digital Subscriber Line (DSL), Resilient Packet Ring, etc.and the use of multiple network topologies to meet...
[January 1, 1970, 0:59]
Broadband Teleworking: Making DSL More Profitable
White Papers Initial deployments of digital subscriber line (DSL) technology were targeted at delivering high-speed Internet access at a low entry cost to both service providers and end users. However, once the service provider has gained a basic understanding...
[January 1, 1970, 0:59]
DSL Modems
White Papers Digital Subscriber Line (DSL) is a generic name for a family of standards that allow existing twisted pair copper lines (the phone wires) to carry modulated digital content at high speed by expanding the amount of frequency used (which is...
[January 1, 1970, 0:59]
Technical Paper: Understanding Online Connectivity Options
White Papers DSL (Digital Subscriber Line) provides high-speed Internet access at up to 8 Mbps (143 times faster than analog) over ordinary copper telephone lines. ISDN (Integrated Services Digital Network), also a dial-up service, delivers up to 128 Kbps...
[January 1, 1970, 0:59]
ADSL Technology: Overview, Line Qualification And Service Turn-Up
White Papers Asymmetric digital subscriber line (ADSL) uses existing twisted pair telephone lines to create access paths for high-speed data communications and transmits at speeds up to 8.1Mbps to a subscriber. This exciting technology is in the process of...
[January 1, 1970, 0:59]
Same Pair, More Bandwidth For Telecom Italia Italian Operator Sparks Demand For Revolutionary Access Hub
White Papers To achieve their goal, they needed an Asymmetrical Digital Subscriber Line (ADSL) and an SHDSL (Symmetrical High-Speed Digital Subscriber Line) DSLAM solution and network management system. Telecom Italia, providing Internet services throughout...
[January 1, 1970, 0:59]
Voice Over Digital Subscriber Line Solution
White Papers Digital Subscriber Line (DSL) technology is rapidly emerging as the system of choice for transporting high-speed data over existing telephone lines to homes and businesses. ISDN (Integrated Services Digital Network) is a digital service that uses...
[January 1, 1970, 0:59]
DIAS (Direct Internet Access System): A Technological Overview
White Papers Based on IDSL ie, ISDN Digital Subscriber Line which means the data rate of 128kbps both upstream and downstream.Here BDSU’s are used at customer premices which has one ehternet port for data and one phone port.
[January 1, 1970, 0:59]
Multi-Tenant Unit Profitability Analysis
White Papers And Digital Subscriber Line (DSL) is fast emerging as the preferred technology for this market, which includes multi-tenant units (MTUs), multi-dwelling units (MDUs), and multi-hotel units (MHUs). In-building high-speed access is fast emerging as...
[January 1, 1970, 0:59]
