Design and Fabrication of Novel Large Effective Area Non-Zero Dispersion-Shifted Optical Fiber Based on Outside Vapor Deposition

Jianjiang Zha; Qiang Chen; Xingling Lan; Jun Zhang; Jianxiang Wen

doi:10.3788/CJL202249.2306004

Chinese Journal of Lasers, Volume. 49, Issue 23, 2306004(2022)

Design and Fabrication of Novel Large Effective Area Non-Zero Dispersion-Shifted Optical Fiber Based on Outside Vapor Deposition

Jianjiang Zha^1、*, Qiang Chen¹, Xingling Lan², Jun Zhang², and Jianxiang Wen³

Author Affiliations

¹Shandong Futong Optelecom Science & Technology Co., Ltd., Jinan 250119, Shandong, China

²Chengdu Futong Optical Communication Technologies Co., Ltd., Chengdu 611731, Sichuan, China

³Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Joint International Research Laboratory of Specialty Fiber Optics and Advanced Communication, Shanghai University, Shanghai 200444, China

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Figures & Tables(10)

$Refractive index profile schematics of several non-zero dispersion shifted fibers. (a) Triangle core ＋ring；(b) pedestal core; (c) dual-ring$

Fig. 1. Refractive index profile schematics of several non-zero dispersion shifted fibers. (a) Triangle core ＋ring；(b) pedestal core; (c) dual-ring

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$Schematic of different refractive index profiles$

Fig. 2. Schematic of different refractive index profiles

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Fig. 3. Preparation of preform with outside vapor deposition (OVD) technology. (a) Soot deposition; (b) sintering; (c) elongation

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$Refractive index profile of samples 1－4$

Fig. 4. Refractive index profile of samples 1－4

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Fig. 5. Effects of 1st core radius R₁ on optical fiber performance. (a) Effect of R₁ on MFD; (b) effect of R₁ on λ_c;(c) effect of R₁ on λ_0;(d) effect of R₁ on S_0;(e) effect of R₁ on D₁₅₅₀

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Fig. 6. Testing results of fiber prepared with outside vapor deposition technology. (a) Spectrum loss curve; (b) dispersion curve; (c) macrobending loss (R＝25 mm, 100 turns)

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Table 1. Waveguide structural parameter of different fibers
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Table 1. Waveguide structural parameter of different fibers
Sample Profile type R₁ /μm Δn₁ /% R₂ /μm Δn₂ /% R₃ /μm Δn₃ /%
1 Ⅰ 2.3 0.59 5.2 0.05 8.2 0.17
2 Ⅱ 2.3 0.54 5.3 0.05 8.3 0.16
3 Ⅲ 2.3 0.53 5.7 0.04 8.6 0.15
4 Ⅳ 2.3 0.52 5.6 0.04 8.2 0.14

Table 2. Fiber parameters based on different refractive index profiles

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Table 2. Fiber parameters based on different refractive index profiles

Sample	Profile type	MFD /μm	A_eff /μm²	λ_c /nm	α₁₅₅₀ /(dB·km^－1)	α₁₆₂₅ /(dB·km^－1)	D₁₅₃₀ /(ps·nm^－1·km^－1)	D₁₅₆₅ /(ps·nm^－1·km^－1)	D₁₆₂₅ /(ps·nm^－1·km^－1)	λ₀ /nm
1	Ⅰ	8.90	62.2	1406	0.219	0.220	3.41	6.46	11.51	1438
2	Ⅱ	9.31	68.0	1211	0.197	0.210	1.50	4.18	8.74	1511
3	Ⅲ	9.92	77.2	1222	0.194	0.210	2.40	5.44	10.46	1503
4	Ⅳ	9.62	72.0	1217	0.195	0.205	2.05	4.84	9.57	1505

Table 3. Influence of core radius on optical fiber performance

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Table 3. Influence of core radius on optical fiber performance

Sample	R₁ /μm	R₂ /μm	R₃ /μm	MFD /μm	λ_c /nm	D₁₅₅₀/(ps·nm^－1·km^－1)	λ₀ /nm	S₀ /(ps·nm^－2·km^－1)	α₁₅₅₀ /(dB·km^－1)
1	2.25	5.71	8.30	9.53	1201	3.37	1512	0.079	0.195
2	2.26	5.76	8.36	9.51	1233	3.43	1511	0.078	0.196
3	2.28	5.80	8.42	9.45	1260	3.55	1508	0.076	0.198
4	2.32	5.93	8.61	9.31	1298	3.90	1497	0.071	0.206
5	2.37	6.09	8.85	9.13	1338	4.34	1483	0.065	0.208

Table 4. Parameters comparison between the fiber prepared with outside vapor deposition technology and other non-zero dispersion shifted fibers

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Table 4. Parameters comparison between the fiber prepared with outside vapor deposition technology and other non-zero dispersion shifted fibers

Fiber	MFD@1550 nm/μm	A_eff@1550 nm/μm²	λ₀ /nm	S₀ /(ps·nm^－2·km^－1)	λ_c /nm
Our fiber	9.6±0.1	72	1502	0.079	1200
TrueWave LA	9.6±0.4	72	1527.3	0.0767	≤ 1450
LEAF	9.6±0.4	72	1500	0.078	1150
LAPOSH^[32]	9.6±0.5	72	1500	0.078	1530

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Jianjiang Zha, Qiang Chen, Xingling Lan, Jun Zhang, Jianxiang Wen. Design and Fabrication of Novel Large Effective Area Non-Zero Dispersion-Shifted Optical Fiber Based on Outside Vapor Deposition[J]. Chinese Journal of Lasers, 2022, 49(23): 2306004

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