KR20240112832A - 고 동적 범위(hdr) 사진촬영에서 병렬 프레임 캡처를 위한 이미지 센서 및 데이터 프로세싱 - Google Patents

고 동적 범위(hdr) 사진촬영에서 병렬 프레임 캡처를 위한 이미지 센서 및 데이터 프로세싱 Download PDF

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Publication number
KR20240112832A
KR20240112832A KR1020247015924A KR20247015924A KR20240112832A KR 20240112832 A KR20240112832 A KR 20240112832A KR 1020247015924 A KR1020247015924 A KR 1020247015924A KR 20247015924 A KR20247015924 A KR 20247015924A KR 20240112832 A KR20240112832 A KR 20240112832A
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South Korea
Prior art keywords
data
sensor elements
image
sensor
dynamic range
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Pending
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KR1020247015924A
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English (en)
Korean (ko)
Inventor
징 왕
지아푸 루오
실레이 마
샤오윈 장
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퀄컴 인코포레이티드
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Publication of KR20240112832A publication Critical patent/KR20240112832A/ko
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/741—Circuitry for compensating brightness variation in the scene by increasing the dynamic range of the image compared to the dynamic range of the electronic image sensors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
    • H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
    • H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
    • H04N25/13—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements
    • H04N25/134—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on three different wavelength filter elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/40—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled
    • H04N25/44—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled by partially reading an SSIS array
    • H04N25/445—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled by partially reading an SSIS array by skipping some contiguous pixels within the read portion of the array
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/50—Control of the SSIS exposure
    • H04N25/57—Control of the dynamic range
    • H04N25/58—Control of the dynamic range involving two or more exposures
    • H04N25/581—Control of the dynamic range involving two or more exposures acquired simultaneously
    • H04N25/583—Control of the dynamic range involving two or more exposures acquired simultaneously with different integration times
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/50—Control of the SSIS exposure
    • H04N25/57—Control of the dynamic range
    • H04N25/58—Control of the dynamic range involving two or more exposures
    • H04N25/581—Control of the dynamic range involving two or more exposures acquired simultaneously
    • H04N25/585—Control of the dynamic range involving two or more exposures acquired simultaneously with pixels having different sensitivities within the sensor, e.g. fast or slow pixels or pixels having different sizes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/50—Control of the SSIS exposure
    • H04N25/57—Control of the dynamic range
    • H04N25/59—Control of the dynamic range by controlling the amount of charge storable in the pixel, e.g. modification of the charge conversion ratio of the floating node capacitance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/40—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled
    • H04N25/46—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled by combining or binning pixels

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Studio Devices (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Color Television Image Signal Generators (AREA)
KR1020247015924A 2021-11-22 2022-10-20 고 동적 범위(hdr) 사진촬영에서 병렬 프레임 캡처를 위한 이미지 센서 및 데이터 프로세싱 Pending KR20240112832A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US17/456,117 2021-11-22
US17/456,117 US12101563B2 (en) 2021-11-22 2021-11-22 Image sensor and data processing for parallel frame capture in high dynamic range (HDR) photography
PCT/US2022/078441 WO2023091838A1 (en) 2021-11-22 2022-10-20 Image sensor and data processing for parallel frame capture in high dynamic range (hdr) photography

Publications (1)

Publication Number Publication Date
KR20240112832A true KR20240112832A (ko) 2024-07-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247015924A Pending KR20240112832A (ko) 2021-11-22 2022-10-20 고 동적 범위(hdr) 사진촬영에서 병렬 프레임 캡처를 위한 이미지 센서 및 데이터 프로세싱

Country Status (7)

Country Link
US (1) US12101563B2 (https=)
EP (1) EP4437738A1 (https=)
JP (1) JP2024543846A (https=)
KR (1) KR20240112832A (https=)
CN (1) CN118251899A (https=)
TW (1) TW202327344A (https=)
WO (1) WO2023091838A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12356103B2 (en) * 2019-06-13 2025-07-08 Motherson Innovations Company Limited Imaging system and method
US11736833B1 (en) * 2022-06-24 2023-08-22 Omnivision Technologies, Inc. High dynamic range CMOS image sensor pixel with reduced metal-insulator-metal lateral overflow integration capacitor lag
US12058460B2 (en) 2022-06-24 2024-08-06 Omnivision Technologies, Inc. High dynamic range CMOS image sensor pixel with reduced metal-insulator-metal lateral overflow integration capacitor lag
US12356098B2 (en) 2022-06-24 2025-07-08 Omnivision Technologies, Inc. Pixel designs with reduced LOFIC reset and settling times
KR20240080907A (ko) * 2022-11-30 2024-06-07 삼성전자주식회사 이미지 신호 프로세서 및 이미지 프로세싱 방법
US20250193516A1 (en) * 2023-12-08 2025-06-12 Omnivision Technologies, Inc. Hybrid image sensors with multiple operating modes
US20250254439A1 (en) * 2024-02-02 2025-08-07 Varjo Technologies Oy Simultaneous subsampling and high dynamic range imaging in colour filter arrays

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8081234B2 (en) 2004-12-29 2011-12-20 Intel Corporation Technique for increased exposure range in image sensors
US9571763B2 (en) 2014-01-10 2017-02-14 Omnivision Technologies, Inc. Split pixel high dynamic range sensor
US10638054B2 (en) 2017-01-25 2020-04-28 Cista System Corp. System and method for visible and infrared high dynamic range sensing
US11527569B2 (en) 2020-05-18 2022-12-13 Omnivision Technologies, Inc. High dynamic range split pixel CMOS image sensor with low color crosstalk

Also Published As

Publication number Publication date
WO2023091838A1 (en) 2023-05-25
TW202327344A (zh) 2023-07-01
EP4437738A1 (en) 2024-10-02
JP2024543846A (ja) 2024-11-26
US20230164447A1 (en) 2023-05-25
CN118251899A (zh) 2024-06-25
US12101563B2 (en) 2024-09-24

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