Belarus's fibre optics form synchronous digital hierarchy rings through other countries' systems.

A high level look at Synchronous Digital Hierarchy transmission techniques.

The network architecture will be based around the Synchronous Digital Hierarchy standard.

The products are based on the new international standard known as S.D.H., or synchronous digital hierarchy.

FLAG offered a speed of 10 Gbit/s and uses synchronous digital hierarchy technology.

Last month the Indian government imposed tariffs of up to 236 per cent on Chinese-made synchronous digital hierarchy transmission equipment, used in telephone networks.

What is synchronous digital hierarchy (SDH)?

Synchronous Digital Hierarchy capacities:

PDH is typically being replaced by Synchronous Digital Hierarchy equipment in most telecommunications networks.

It employs clear-channel transmission, which is protocol-independent, with the transmissions using the Synchronous Digital Hierarchy protocols.

It will use SDH (Synchronous Digital Hierarchy).

The library comprises the functional building blocks needed to specify completely the generic functional structure of the Synchronous Digital Hierarchy.

Synchronous digital hierarchy (SDH) provides the capability to send data at multi-gigabit rates over today's single-mode fibre-optics links.

Applications include Plesiochronous Digital Hierarchy and Synchronous Digital Hierarchy.

The STM-1 frame is the basic transmission format for SDH (Synchronous Digital Hierarchy).

The fixed network will use the most up to date technology, known as SDH (Synchronous Digital Hierarchy) which gives safety, resilience reconfiguration and high traffic capacity.

"SDH" "SDH" is equivalent to "Synchronous Digital Hierarchy".

SDH Synchronous Digital Hierarchy A standard for digital transmission systems that uses synchronisation to achieve major benefits in multiplexing and switching.

Given this information, POS technically stands for "Packet over Synchronous Optical Network/Synchronous Digital Hierarchy".

Our FBX-Access system combines SDH (Synchronous Digital Hierarchy) transport and traditional digital loop access functionality into a single platform.

PPCs above 2 Mbit/s are provided over fibre using BT's SDH (Synchronous Digital Hierarchy) network.

Robert Bosch GmbH and Northern Telecom Ltd have joined forces to establish a transmission technology joint venture, expected to include Synchronous Digital Hierarchy kit.

This enables Synchronous Ethernet network equipment to be connected to the same synchronization network as Synchronous Digital Hierarchy (SDH).

The STM-1 (Synchronous Transport Module, level 1) frame is the basic transmission format for SDH-the first level of the synchronous digital hierarchy.

This solution worked for a while; however PDH suffered from several inherent drawbacks which ultimately resulted in the development of the Synchronous Digital Hierarchy (SDH).