closed loop


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closed loop

[¦klōzd ′lüp]
(computer science)
A loop whose execution continues indefinitely in the absence of any external intervention.
(control systems)
A family of automatic control units linked together with a process to form an endless chain; the effects of control action are constantly measured so that if the controlled quantity departs from the norm, the control units act to bring it back.

Closed loop

A processing cycle in which wastes are completely recycled or reused and never enter the environment.

closed loop

A system that does not accept inputs from or create outputs to another system. See infinite loop.
References in periodicals archive ?
Using the Closed Loop Bench's automated scripting capabilities reduces the risk of human error during testing.
In addition to establishing the Office Recycling Scheme, Closed Loop Recycling will shortly open a plant to recycle waste plastic bottles back into useful food packaging material.
The company has also announced the sponsorship of the Closed Loop Office Recycling Scheme which is pioneering the recycling of materials, particularly food packaging in the workplace, initially in London.
We believe the Closed Loop Marketing Executive Summit is a significant step in helping advance the success of our Life Sciences customers.
How do the various open and closed loop stored value offerings compare to one another?
Using the Proscape platform, Merck is able to capture customer input which provides rapid insight regarding customer preferences and requirements thereby enabling Merck to make rapid modifications to strategy and tactics and realize the benefits of Closed Loop Marketing.
The integrated multi-function control (MFC) provides closed loop power control in GMSK mode, reducing sensitivity to input drive, temperature, power supply and process variation.
Capable of independently driving 100 milliamps (mA) of modulation current and 80mA of bias current, the laser driver in the M02090 can independently control bias and modulation currents via a dual closed loop that maintains the target extinction ratio by compensating for laser aging, temperature and voltage changes.
Closed Loop Stimulation (CLS)(R) Rate-Adaptive Technology Enables a Physiologic Response to Patient Metabolic Demands Including Acute Mental Stress

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