Research Status and Development Analysis of Multicore Fiber Amplifier

Ronghua Chi; Yanping Zhou; Liya Li

doi:10.3788/LOP56.190005

Journals >Laser & Optoelectronics Progress >Volume 56 >Issue 19 >Page 190005 > Article

Laser & Optoelectronics Progress
Vol. 56, Issue 19, 190005 (2019)

Research Status and Development Analysis of Multicore Fiber Amplifier

Ronghua Chi^1、2、*, Yanping Zhou¹, and Liya Li¹

Author Affiliations

¹School of Internet of Things and Software Technology, Wuxi Vocational College of Science and Technology, Wuxi, Jiangsu 214028, China

²2 Department of Electronic and Information Engineering, The Hong Kong Polytechnic University, Hong Kong, China

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DOI: 10.3788/LOP56.190005 Cite this Article Set citation alerts

Ronghua Chi, Yanping Zhou, Liya Li. Research Status and Development Analysis of Multicore Fiber Amplifier[J]. Laser & Optoelectronics Progress, 2019, 56(19): 190005 Copy Citation Text

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Fig. 1. Multi-core fiber [ 6 ]

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Fig. 2. 7-core MC-EDFA with core pumping [ 7 ]

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Fig. 3. Couplers used in cladding pump of MC-EDFA [ 11 ] . (a) TFB; (b) free space coupler; (c) taper side coupler

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Fig. 4. Experimental setup of 32-core EYDFA [ 33 ]

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Fig. 5. Remotely pumped MC-EDFA [ 37 ]

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Fig. 6. Multi-core EDFA/Raman hybrid amplifier [ 39 ]

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Fig. 7. Structural diagram of C+L band hybrid multi-core amplifier with 19-core [ 40 ] . (a) 19-core EDF; (b) amplifier

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Year	Core	Wavelength	Gain /dB	NF /dB	Length /m	Pumping scheme /combiner	Ref. No
2011	7	C-band	25	<4	15	Core/980 nm	[7]
2012	3	1540-1580	15	-	12	Core/1480 nm, bi-pump	[15]
2012	7	1580-1610	>15	<5.5	16	Cladding/free space combiner	[10]
2014	7	1535-1570	>25	<8	34	Cladding/side pump combiner	[13]
2014	19	1550	19.6-23.3	6-7	7	Cladding/free space combiner	[8]
2016	7	C-band	18	6.1	8	Cladding/side pump combiner	[16]
2016	7	L-band	13.1	5.8	50		Cladding/side pump combiner
2017	19	1575-1605	15.7	5.8	50	Cladding/side pump combiner	[17]
2018	7	1530-1565	>16	<8.0	-	Cladding/pump recycle (cascaded)	[18]
2018	7	1535-1560	7	9.21	4.5	Cladding/ side pump combiner 1480 nm	[19]

Table 1. Research progress of weak coupled MC-EDFA

Year	Core number	Mode number	Wavelength /nm	Gain /dB	NF /dB	DMG /dB	Ref. No.
2012	6	3	1530-1560	>20	6-9	<3	[26]
2018	6	3	C-band	18	6.5	<4	[28] [28]
2018	6	3	L-band	15	<7.5		<5
2019	6	7	C-band	>17	<7	5-6	[29]

Table 2. Research progress of few mode multi-core fiber amplifier

Year	Core	Wavelength/nm	Gain /dB	NF /dB	Gain diff /dB	Length /m	Pump	Ref. No
2013	12	1534-1561.4	13.4-18.3	<7.8	4.9	5	Cladding/free space	[12]
2017	7	1542-1564	>18	-	1.3	7	Cladding/side	[32]
2017	32	1534-1561	>17(20)	6.5	2	3+4	Cladding/side	[33]

Table 3. Research progress of MC-EYDFA

Ronghua Chi, Yanping Zhou, Liya Li. Research Status and Development Analysis of Multicore Fiber Amplifier[J]. Laser & Optoelectronics Progress, 2019, 56(19): 190005

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