Examples of 'index profile' in a sentence
Meaning of "index profile"
index profile: In the context of data or information, an index profile typically refers to a structured summary or catalog of indexed items. It helps in organizing and retrieving data efficiently based on specific criteria
How to use "index profile" in a sentence
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index profile
Optical fiber of complex index profile.
Refractive index profile parameters.
All of the fibres of the device have an identical refractive index profile.
Rectangular index profile with a sunken trench and a ring.
This results in a reduction in the perturbation of the index profile by the strain.
Lasers with an index profile all lead to a certain number of technological difficulties.
The thin line shows the index profile of the fiber.
The refractive index profile is therefore unstable in terms of duration and temperature.
This process produces preforms having a homogeneous index profile in the longitudinal direction.
The index profile of the core advantageously comprises at least five sections.
Quadratic index profile.
The index profile of the core preferably comprises at least four sections.
This variation in the mean index profile can give rise to losses.
The activation glass layers do not contribute to the desired refractive index profile.
The fiber can have a rectangular index profile with a depleted trench and a ring.
See also
This requires the waveguide to have an azimuthal asymmetry of the refractive index profile.
The alpha refractive index profile of the optical core allows reducing intermodal dispersion.
Use of such materials results in a flexible aberrator having a distinct refractive index profile.
The optical fibers comprise a core of varying index profile and a cladding of constant index.
The next four columns give the radii in um of the varying core index profile.
The index profile is a rectangle with a core / cladding step.
The longitudinal variations in the transmission characteristics then depend on those of the index profile.
Figure 1a illustrates the index profile with arbitrary units.
The luminous field which propagates has a spatial range matching substantially the index profile.
Figure 2 illustrates an index profile for a transmission fiber of the invention.
The invention proposes an optical fiber presenting a reference index profile having more than six steps.
The whole constituting an index profile referred to as “ rectangular with a sunken or depressed trench ”.
The combination constituting a “ rectangle with buried or depleted trench ” index profile.
Figure 2 illustrates the index profile of a fiber according to the invention.
Furthermore, the bandwidth depends on the longitudinal homogeneity of the index profile.
Generally, the refractive index profile is qualified according to its appearance.
In another embodiment of the invention the fiber has a coaxial+ring index profile.
If necessary, the whole of the index profile of the preform can be measured.
The index profile can then have one or more of the following characteristics,.
Preferably, the refractive index profile of the core has a parabolic shape.
In one embodiment of the invention the fiber has a coaxial+buried part index profile.
This kind of index profile guarantees good guidance of the signal, even in bends.
The section 6 has a modulated refractive index profile and phase profile.
A radial refractive index profile can be measured on a primary preform and / or on a final preform.
Figure 2 schematically shows a radial refractive index profile of a step index optical fibre.
The relative index profile takes as a reference the average refractive index of the overcladding region 5.
In another embodiment, the fiber has an index profile that is coaxial with a ring.
The gyroscope according to claim 1, wherein the multimode optical fiber has a step index profile.
Finally, oscillations or undulations of the index profile can degrade the bandwidth to a lesser degree.
Refractive index profile - Determine numerical aperture as well as screen for optical defects.
Figure 1 illustrates a first example of a refractive index profile for a transmission fiber of the invention.
FIG . 1 shows the index profile of a first embodiment of a fiber in accordance with the invention.
Figure 3 shows two examples of the refractive index profile of a so-called single mode core.
The FIG . 2 profile is a set point rectangle with buried trench and ring index profile.
Figure 4 shows an exemplary refractive index profile of a single-mode optical fibre according to the invention.
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