Research on Photonic Integrated Interferometric Imaging Mechanism and Space Spectrum Coverage

Hongliu Ma; Kang Huang; Yong Liu; Hong Chang; Shouqian Chen; Wang Zhang

doi:10.3788/AOS202141.0411003

Acta Optica Sinica, Volume. 41, Issue 4, 0411003(2021)

Research on Photonic Integrated Interferometric Imaging Mechanism and Space Spectrum Coverage

Hongliu Ma¹, Kang Huang¹, Yong Liu², Hong Chang², Shouqian Chen³, and Wang Zhang^1、*

Author Affiliations

¹School of Mechanical and Aerospace Engineering, Jilin University, Changchun, Jilin 130025, China

²Beijing Institute of Aerospace Measurement and Testing Technology, Beijing 100076, China

³Research Center of Space Optics Engineering, Harbin Institute of Technology, Harbin, Heilongjiang 150001, China

show less

Abstract Get PDF(in Chinese)

Figures & Tables(13)

Fig. 1. Schematic of photonic integrated interferometric imaging system

Download full size

Fig. 2. Schematic of interferometric imaging

Download full size

Fig. 3. Diagram of the microlens array shape

Download full size

Fig. 4. Uniform sampling matching method

Download full size

Fig. 5. Schematic of the optimized photonic integrated device

Download full size

Fig. 6. Pairing mode at the wavelength of the first part

Download full size

Fig. 7. Pairing mode at the wavelength of the second part

Download full size

Fig. 8. Restored images directly under different number of interference arms. (a) Original image; (b) 41; (c) 42; (d) 49; (e) 50

Download full size

Fig. 9. Restored images directly by different interference baseline matching methods. (a) Original image; (b) new matching method; (c) matching method for collecting low frequency information intensively; (d) uniform sampling matching method; (e) matching method for collecting high frequency information intensively

Download full size

Fig. 10. Results of direct restoration using a new interference baseline matching method. (a) Original image; (b) mutual intensity spectrum of the target image; (c) directly restored image; (d) spatial spectrum coverage

Download full size

Table 1. P_SNR and M_SE under different number of interference arms
View table
Table 1. P_SNR and M_SE under different number of interference arms
Number of interference arms P_SNR/dB M_SE Valid number of samples
41 9.836 6752 6591
42 9.562 7191 5150
49 9.864 6709 7732
50 9.744 6896 6021

Table 2. [in Chinese]

View table

Table 2. [in Chinese]

Method	P_SNR/dB	M_SE	Valid number of samples
Proposed pairing method	9.723	6929	6327
Low-frequency intensive method	9.436	7403	3639
Uniform distribution method	9.433	7408	4269
High-frequency intensive method	9.212	7795	4289

Table 3. Parameters of photonic integrated interferometric imaging system

View table

Table 3. Parameters of photonic integrated interferometric imaging system

Parameter	Symbol of Parameters	Value
Spectral coverage wavelength	λ /nm	500-900
Microlens diameter	d /mm	1
Longest baseline	B_max/mm	28
Number of interference arms	P	39
Number of microlens per PIC spoke	N	29
Object distance	z /km	100
Number of spectral bins	n	10

Tools

Get Citation

Copy Citation Text

Hongliu Ma, Kang Huang, Yong Liu, Hong Chang, Shouqian Chen, Wang Zhang. Research on Photonic Integrated Interferometric Imaging Mechanism and Space Spectrum Coverage[J]. Acta Optica Sinica, 2021, 41(4): 0411003

Download Citation

EndNote(RIS)BibTex Plain Text

Set citation alerts for article

Save article for my favorites