About 1,074,628 results (5,654 milliseconds)

US6676307B1 - Method and system for controlling splice attenuation

https://patents.google.com/patent/US6676307B1/en
A system for performing the attenuating splice uses, in addition to an optical fiber splicing machine, a laser and power meter to measure insertion loss as well ...

US7140786B2 - Method for fusion splicing optical fibers and fusion ...

https://patents.google.com/patent/US7140786B2/en
... formula of the core offset and the splicing loss in step S21. In step S22 ... Optical fiber fusion splice loss estimation apparatus and optical fiber fusion ...

US6782174B1 - Method of repairing a slope-matched cable system ...

https://patents.google.com/patent/US6782174B1/en
... fiber factory using bridge fibers to minimize the net splice loss. In ... The loss calculations are not the same for these four repair scenarios ...

US20050063664A1 - Fusion splicing of highly rare-earth-doped ...

https://patents.google.com/patent/US20050063664A1/en
... splice-losses when connecting all types of dissimilar optical fibers for various applications. ... splicing processes are then calculated using the equation ...

US9442005B2 - Non-contact methods of measuring insertion loss in ...

https://patents.google.com/patent/US9442005B2/en
A non-contact method of measuring an insertion loss of a DUT connector is disclosed. The DUT connector has a first ferrule with a first optical fiber and a ...

US20170030801A1 - Interferometric measurement method for ...

https://patents.google.com/patent/US20170030801A1/en
1B provides a cross-sectional view of a low-loss fiber optic connector 20 in ... calculating connection loss of optical fiber and simulator using the same.

US20140363133A1 - Method to align optical fiber for splicing ...

https://patents.google.com/patent/US20140363133A1/en
Dec 11, 2014 ... ... fiber is then rotated to the calculated rotational angle and the splice ... optical loss of a mechanical splice joint of two optical fibers.

An Introduction to Fiber Optics - Ajoy K. Ghatak, K. Thyagarajan ...

https://books.google.com/books/about/An_Introduction_to_Fiber_Optics.html?id=pG34VZMil7IC
852 Splice loss. 151. 853 The Petermann2 spot size. 156. 854 The farfield ... 245 Calculation of bending loss in optical waveguides. 524. Solution of the ...

WO2013059486A2 - Systems, methods and apparatuses for ...

https://patents.google.com/patent/WO2013059486A2/en
To calculate the loss from the splitter, Equation 1 may be used: Loss ... Factors that can cause span or link loss include fiber attenuation, splice loss ...

US5772327A - Automatic fusion-temperature control for optical fiber ...

https://patents.google.com/patent/US5772327A/en
... fiber temperatures can be calculated ... EP0690318A1 1996-01-03 A method for splicing optical fibers and a splicing apparatus capable of adjusting attenuation.

US5772327A - Automatic fusion-temperature control for optical fiber ...

https://patents.google.com/patent/US5772327A/en
... fiber temperatures can be calculated ... EP0690318A1 1996-01-03 A method for splicing optical fibers and a splicing apparatus capable of adjusting attenuation.

US6925235B2 - Fiber optic cable having a low-shrink cable jacket ...

https://patents.google.com/patent/US6925235B2/en
... optical fibers. To determine delta insertion loss a baseline insertion loss from the optical fiber, fiber optic connectors and/or splices is measured at ...

WO2011133753A1 - Apparatus and method for arc calibration of ...

https://patents.google.com/patent/WO2011133753A1/en
... calculate a melt-back slope. ... JP4108683B2 2008-06-25 Optical fiber fusion splice loss estimation apparatus and optical fiber fusion splice loss estimation ...

US20060256319A1 - Determination of an optical property of a DUT ...

https://patents.google.com/patent/US20060256319A1/en
As splice-loss and fiber attenuation measurements are relative power ... Another inventive solution is to first determine the total loss of the fiber ...

EP2821823B1 - Multicore optical fiber, multicore optical fiber cable ...

https://patents.google.com/patent/EP2821823B1/en
... splice loss in splicing of optical fibers;; Fig. 13 is a drawing showing the result of calculation of relations between SSE lim,max,MCF/SSE lim,SMF and A eff ...

US8646968B2 - Method for performing optical distributed ...

https://patents.google.com/patent/US8646968B2/en
... calculate and correct for loss associated with hydrogen absorption in an optical sensing fiber. ... Optical fibre splice protector. US7987712B2 * 2008-12-10 ...

US9063285B2 - Apparatus and method for arc calibration of fusion ...

https://patents.google.com/patent/US9063285B2/en
determine a slope of the fiber ... JP4108683B2 2008-06-25 Optical fiber fusion splice loss estimation apparatus and optical fiber fusion splice loss estimation ...

US20110226019A1 - Automatic core-alignment for fusion splicing ...

https://patents.google.com/patent/US20110226019A1/en
In e.g. a process for prealigning the fiber ends the self-focusing effect of optical fibers can be used to first determine the best object plane position for ...

US20030190166A1 - Gain tilt compensators and their systems ...

https://patents.google.com/patent/US20030190166A1/en
... splice connections and connector connections, resulting span loss becomes 25 dB. ... loss measurement device, transmission loss measurement method, and optical ...

US9632243B2 - Glass large-core optical fibers - Google Patents

https://patents.google.com/patent/US9632243B2/en
22A-22F are larger views showing the example calculated mode profiles of FIG. 22 . FIG. 23 is a plot illustrating confinement loss and modal index versus fiber ...