Examples of 'vcsels' in a sentence
Meaning of "vcsels"
vcsels (noun): Vertical-Cavity Surface-Emitting Lasers, a type of semiconductor laser technology
How to use "vcsels" in a sentence
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vcsels
Chaos synchronization of coupled VCSELs is also investigated.
Contacts are then made for supplying the VCSELs.
The use of such VCSELs suffers from certain disadvantages.
The invention is not limited to VCSELs.
These VCSELs swap over in turn to act in emitter mode and in receiver mode.
This is the behavior observed for prior art VCSELs.
Conventional electrical leads going to the VCSELs are omitted from the drawing for simplicity.
This result is interesting for chaos communication schemes based on VCSELs.
Technological steps for collective fabrication on VCSELs arrays have been developed.
The low threshold current also permits high intrinsic modulation bandwidths in VCSELs.
Nm VCSELs are already used in GBit Ethernet modules.
A new technological process for the realization of compact VCSELs is described.
VCSELs emit with a very sharp wavelength peak which can be modulated within a few nanometers.
This characteristic allows for much easier coupling of VCSELs to optical fibers.
VCSELs are also single frequency devices.
See also
Modulation of the long wavelength radiation is accomplished by modulating the short wavelength pump VCSELs.
VCSELs are described in a United States patent no.
High Powered VCSELs.
VCSELs not permitted in TIA or IEC for optical loss testing.
In a second embodiment, the two VCSELs are separated by a mechanical spacer.
Therefore, it is impossible to form a bi-directional connection with hybrid VCSELs.
Thus, the principle described above for VCSELs is directly applicable to RCLEDs.
There have been relatively few reported studies on high-power VCSELs.
The invention is applicable to VCSELs emitting in the infrared, visible and ultraviolet wavelengths.
In an alternate embodiment, modulation is accomplished by applying contacts to the long wavelength VCSELs.
These first all-semiconductor VCSELs introduced other design features still used in all commercial VCSELs.
Our study brings a new insight into the physics of polarization dynamics in externally-driven VCSELs.
VCSELs which introduce radial index variations for optical confinement are known as index-guided VCSELs.
The analytical study predicts frequencies going beyond 20 GHz for a peculier type of lasers called VCSELs.
However, in this embodiment the arrays of VCSELs are separated by a mechanical spacer 70.
Lasers 43 are a pair of electrically pumped, short wavelength VCSELs.
However, as yet, VCSELs have lower emission power compared to edge-emitting lasers.
The active area 80 is also formed by an assembly of films common to both VCSELs.
Abstract, Nowadays, VCSELs are key components for datacom applications.
The double-fused structure can also be wafer fused to VCSELs 43 as illustrated in Fig.
VCSELs are capable of modulation over 10 Gbit / s and are used in many high speed networks.
VECSELs are external-cavity VCSELs.
These VCSELs operate at 980 nm and emit upwards light flux that passes through the fibres 44.
Mirror 36 is transparent to the short wavelength radiation emitted by VCSELs 43.
Long wavelength VCSELs 40 are comprised of a long wavelength active region 60 interposed between two GaAs / AlAs mirrors 61.
In the mid to late 1990s, companies moved towards the technology of oxide VCSELs.
Apple says 100 % of the VCSELs it plans to purchase will be made in Texas.
Referring to Fig . 14, the calculated current-to-light characteristics are shown for two VCSELs.
