Fiber optic cables and assemblies and the performance thereof

Abstract

A fiber optic jumper assembly comprising at least one bend performance optical fiber comprising a core region and a cladding region surrounding the core region, the cladding region comprising an annular hole-containing region comprised of non-periodically disposed holes, a protective covering positioned over the at least one bend performance optical fiber, and at least one connector mounted upon each end of the at least one bend performance optical fiber. A preconnectorized fiber optic jumper assembly comprising a microstrucutred fiber having a delta attenuation of 0.00 dB at 5 wraps about a 6 mm diameter at a reference wavelength of 1625 nm.

1 . A fiber optic jumper assembly, comprising:
 at least one bend performance optical fiber comprising a core region, a hole-free inner annular cladding region surrounding the core region, an annular hole-containing cladding region surrounding the inner annular cladding region and comprised of non-periodically disposed holes, and an outer hole-free cladding region surrounding the annular hole-containing cladding region;   a protective covering positioned over the at least one bend performance optical fiber; and   at least one connector mounted upon at least one end of the at least one bend performance optical fiber.   
   
   
       2 . The jumper assembly of  claim 1 , wherein the jumper assembly has a delta attenuation of 0.11 dB or less at one turn about a 10 mm diameter structure at a reference wavelength of 1625 nanometers. 
   
   
       3 . The jumper assembly of  claim 1 , wherein the jumper assembly has a delta attenuation of 0.93 dB or less at five turns about a 10 mm diameter structure at a reference wavelength of 1625 nanometers. 
   
   
       4 . The jumper assembly of  claim 1 , wherein the jumper assembly has a delta attenuation of 0.46 dB or less at one turn about a 6 mm diameter structure at a reference wavelength of 1625 nanometers. 
   
   
       5 . The jumper assembly of  claim 1 , wherein the jumper assembly has a delta attenuation of 3.12 dB or less at five turns about a 6 mm diameter at a reference wavelength of 1625 nanometers. 
   
   
       6 . The jumper assembly of  claim 1 , wherein the at least one bend performance optical fiber has a 12 mm macrobend induced loss at 1550 nm of less than 0.1 dB/turn. 
   
   
       7 . The jumper assembly of  claim 1 , wherein the at least one bend performance optical fiber has a 12 mm macrobend induced loss at 1550 nm of less than 0.05 dB/turn. 
   
   
       8 . The jumper assembly of  claim 1 , wherein the at least one bend performance optical fiber has an 8 mm macrobend induced loss at 1550 nm of less than 0.2 dB/turn. 
   
   
       9 . The jumper assembly of  claim 1 , wherein the at least one bend performance optical fiber has an 8 mm macrobend induced loss at 1550 nm of less than 0.1 dB/turn. 
   
   
       10 . A fiber optic assembly for performing interconnections within a fiber optic network, the assembly comprising:
 at least one microstructured optical fiber having an outer surface and comprising a core region that is surrounded by a cladding region that comprises randomly disposed cladding material voids that are contained within an annular region spaced from the core and outer surface respectively by a hole-free inner and outer cladding regions, the void-containing annular region having a radial width W 23  in the range from 0.5 um to 20 μm;   a protective covering surrounding at least a portion of the at least one microstructured optical fiber; and   at least one connector mounted upon at least one end of the at least one microstructured optical fiber.   
   
   
       11 . The fiber optic assembly of  claim 10 , wherein the assembly has a delta attenuation of 0.11 dB or less when wrapped one turn about a 10 mm diameter structure at a reference wavelength of 1625 nm. 
   
   
       12 . The fiber optic assembly of  claim 10 , wherein the assembly has a delta attenuation of 0.46 or less when wrapped one turn about a 6 mm diameter structure at a reference wavelength of 1625 nm. 
   
   
       13 . The fiber optic assembly of  claim 10 , wherein the assembly has a delta attenuation of 0.00 when wrapped 5 turns about a 6 mm diameter structure at a reference wavelength of 1625 nm. 
   
   
       14 . The fiber optic jumper assembly of  claim 1 , wherein the core region has a radius R 1  in the range from 1 μm to 5 μm, the inner annular cladding region has an inner radius R 2  in the range from 10 μm to 20 μm, and the annular hole-containing cladding region has an annular width W 23  in the range from 0.5 μm to 20 μm. 
   
   
       15 . The fiber optic assembly of  claim 10 , wherein the core region has a radius R 1  in the range from 1 μm to 5 μm, the inner annular cladding region has an inner radius R 2  in the range from 10 μm to 20 μm.