• Infrared and Laser Engineering
  • Vol. 49, Issue 8, 20190581 (2020)
Chao Shang1, Jinchun Wang2, and Xiaobing Zhang3
Author Affiliations
  • 1China Airborne Missle Academy, Luoyang 471009, China
  • 2China Airborne Missle Academy, Luoyang 471009, China
  • 3China Airborne Missle Academy, Luoyang 471009, China
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    DOI: 10.3788/IRLA20190581 Cite this Article
    Chao Shang, Jinchun Wang, Xiaobing Zhang. Study on non-uniformity of ROIC for IRFPA[J]. Infrared and Laser Engineering, 2020, 49(8): 20190581 Copy Citation Text show less
    Common architecture of analog ROIC
    Fig. 1. Common architecture of analog ROIC
    Non-uniformity of noise model
    Fig. 2. Non-uniformity of noise model
    Non-uniformity of multi-chanel buffer
    Fig. 3. Non-uniformity of multi-chanel buffer
    Non-uniformity of input responsibility non-linearity
    Fig. 4. Non-uniformity of input responsibility non-linearity
    Simulation process of non-uniformity optimization
    Fig. 5. Simulation process of non-uniformity optimization
    Non-uniformity before ROIC optimization
    Fig. 6. Non-uniformity before ROIC optimization
    Non-uniformity after ROIC optimization
    Fig. 7. Non-uniformity after ROIC optimization
    Simulation results vs test data of detectors
    Fig. 8. Simulation results vs test data of detectors
    Parameters nameSymbolValues
    Array sizeN×M320×256
    Process cornersP[FF,SS,TT,FS,SF]
    Voltage tolerance of biasesdV≤5%
    Temperature variationdT≤0.1 K
    Du variation dDu5%
    Dxi variation dDxi[6.7%,0.3%]
    Vxc variation dVxc[11.7%,5.5%]
    Vxo variation dVxo[18.3%,0.9%]
    Relative nonlinearity of huidymi/dumi1.1%/21.4%
    Relative nonlinearity of hucdymc/dumc0.7%/22.5%
    Relative nonlinearity of huodymo/dumo0.03%/2.1%
    Table 1.

    PVT simulation of 320×256 ROIC

    320×256电路PVT仿真数据

    Chao Shang, Jinchun Wang, Xiaobing Zhang. Study on non-uniformity of ROIC for IRFPA[J]. Infrared and Laser Engineering, 2020, 49(8): 20190581
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