• Chinese Optics Letters
  • Vol. 19, Issue 12, 120602 (2021)
Quan You1、2, Daigao Chen1, Xi Xiao1、2、*, and Shaohua Yu1、2
Author Affiliations
  • 1National Information Optoelectronics Innovation Center, China Information Communication Technologies Group Corporation (CICT), Wuhan 430074, China
  • 2State Key Laboratory of Optical Communication Technologies and Networks, China Information Communication Technologies Group Corporation (CICT), Wuhan 430074, China
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    DOI: 10.3788/COL202119.120602 Cite this Article Set citation alerts
    Quan You, Daigao Chen, Xi Xiao, Shaohua Yu. 10 Gb/s free space optical interconnect with broadcasting capability enabled by a silicon integrated optical phased array[J]. Chinese Optics Letters, 2021, 19(12): 120602 Copy Citation Text show less
    Architecture of the proposed reconfigurable optical interconnect used in the field of (a) card to card and (b) card to multi-card.
    Fig. 1. Architecture of the proposed reconfigurable optical interconnect used in the field of (a) card to card and (b) card to multi-card.
    (a) Microscope image of the proposed OPA. (b) Photo of the wire-bonded OPA on the PCB. (c) Schematic diagram of the channel grating in the proposed OPA.
    Fig. 2. (a) Microscope image of the proposed OPA. (b) Photo of the wire-bonded OPA on the PCB. (c) Schematic diagram of the channel grating in the proposed OPA.
    Optical beam detected by an infrared CCD: (a) one spot; (b) two similar spots; (c) three similar spots; (d) five similar spots.
    Fig. 3. Optical beam detected by an infrared CCD: (a) one spot; (b) two similar spots; (c) three similar spots; (d) five similar spots.
    (a) Measured optical power loss versus different transmission distance with 0° steering angle. (b) Measured optical power loss versus different transmission schemes with 15 cm transmission distance.
    Fig. 4. (a) Measured optical power loss versus different transmission distance with 0° steering angle. (b) Measured optical power loss versus different transmission schemes with 15 cm transmission distance.
    Experiment setup of the optical broadcasting system with the proposed OPA. MZM, Mach–Zehnder modulator; EDFA, erbium-doped fiber amplifier; PC, polarization controller; PD, photodiode; OPA, optical phased array.
    Fig. 5. Experiment setup of the optical broadcasting system with the proposed OPA. MZM, Mach–Zehnder modulator; EDFA, erbium-doped fiber amplifier; PC, polarization controller; PD, photodiode; OPA, optical phased array.
    BER value of the 10 Gb/s OOK signal versus transmission distance for different transmission schemes.
    Fig. 6. BER value of the 10 Gb/s OOK signal versus transmission distance for different transmission schemes.
    Time (min)51015202530354045505560
    X (mm)00.0010.0040.0010.0020.0050.0010.00400.0040.0020.004
    Y (mm)00.0060.0010.0020.0010.0010.0010.0040.0020.0010.0050.003
    Table 1. Measured Centroid Coordinates of the Output Beams with 5 min Spacing in 1 h
    Quan You, Daigao Chen, Xi Xiao, Shaohua Yu. 10 Gb/s free space optical interconnect with broadcasting capability enabled by a silicon integrated optical phased array[J]. Chinese Optics Letters, 2021, 19(12): 120602
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