active component


Also found in: Acronyms.

active component

[′ak·tiv kəm′pō·nənt]
(electricity)
In the phasor representation of quantities in an alternating-current circuit, the component of current, voltage, or apparent power which contributes power, namely, the active current, active voltage, or active power. Also known as power component.
(electronics)

active component

A device that adds intelligence in some manner to the signal or data that passes through it. For example, in networking, an active hub regenerates fading input pulses into new, strong output pulses. In contrast, a passive hub is just a junction box that does not affect the passing data.
References in periodicals archive ?
Hedgepeth explained that this training outcome is a compatible workforce between the reserve and active components.
The contract is for maintenance of network active components, virtual appliances, firewalls, servers and system management applications of the existing, highly available data network of the OeNB.
Results showed that Triterpene glycosides, the primary active components extracted from black cohosh, induced a stress response and apoptosis in human breast cancer cells.
For lasers and other active components, he suggests, photonic crystals of other substances, such as gallium arsenide, may prove better.
FOCI specializes in passive fiber-optic components, which MRV said it plans to marry with its active components to compete with the fiber-optic switching equipment made by JDS Uniphase, the only other company that has similar products.
New materials for active components will significantly impact packaging & cooling systems
Under this new agreement Digi embedded and RF products will now be available through CODICOs Active Components Group in EMEA.
While the study's authors said they had been surprised to discover ``an explosion of new scientific knowledge about how the active components of marijuana affect the body,'' they added pointedly that the future of marijuana as a medicine does not lie in smoking it.
The UKT intends to conclude a framework agreement on the procurement, maintenance and rollout of active components manufacturer Brocade with an initial term of 24 months and the second renewal option for another 12 months.
The UKT intends to conclude a framework agreement on the procurement, maintenance and rollout of active components manufacturer Brocade with a base period of 24 months and a two-time option to extend for another 12 months.

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