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1. 发明公开

US20240264281A1 IMAGE SENSING DEVICE 审中-公开
公开(公告)号：US20240264281A1
公开(公告)日：2024-08-08
申请号：US18408379
申请日：2024-01-09
申请人： SK hynix Inc.
发明人： Jae Hyung JANG
IPC分类号： G01S7/481 , G01S17/894 , H01L27/146 , H04N25/77
CPC分类号： G01S7/4816 , G01S17/894 , H01L27/14605 , H04N25/77 , H04N25/709
摘要： An image sensing device includes a pixel array including pixels, each pixel structured to respond to incident light to produce photocharges indicative of detected incident light. The pixel array includes: a first detection structure configured to include a first control node receiving a first demodulation control signal and a first detection node disposed to surround the first control node; a second detection structure configured to include a second control node receiving a second demodulation control signal and a second detection node disposed to surround the second control node; a first storage diode electrically connected to the first detection node; and a second storage diode electrically connected to the second detection node, wherein the first detection structure and the second detection structure are disposed at two opposing vertices of a pixel, respectively, to face each other in a diagonal direction within the pixel.

2. 发明公开

US20240145523A1 IMAGE SENSING DEVICE 审中-公开
公开(公告)号：US20240145523A1
公开(公告)日：2024-05-02
申请号：US18489701
申请日：2023-10-18
申请人： SK hynix Inc.
发明人： Jae Hyung JANG
IPC分类号： H01L27/148
CPC分类号： H01L27/14812 , H01L27/14831
摘要： An image sensing device includes a first detection structure and a second detection structure, each of the first detection structure and the second detection structure configured to generate a current in a substrate and to capture photocharges generated by incident light and carried by the current, wherein each of the first detection structure and the second detection structure includes: at least one detection node configured to capture the photocharges, the at least one detection node including first conductive impurities; and a potential adjustment region overlapping at least a portion of each of the at least one detection node, the potential adjustment region including second conductive impurities different from the first conductive impurities.

3. 发明申请

US20230118540A1 IMAGE SENSING DEVICE 有权
公开(公告)号：US20230118540A1
公开(公告)日：2023-04-20
申请号：US17969301
申请日：2022-10-19
申请人： SK hynix Inc.
发明人： Jae Hyung JANG
IPC分类号： H01L27/146 , H04N5/3745 , H04N5/369
摘要： An image sensing device may include a plurality of pixel regions included in a substrate, a plurality of taps structured to generate an electric potential difference in the substrate and capture photocharges generated by the plurality of pixel regions and migrated by the electric potential difference, wherein each of the taps comprises a control node disposed in the substrate and doped with a first conductive type impurity, a detection node disposed in the substrate and doped with a second conductive type impurity, and a control gate structured to include a gate electrode and a gate dielectric layer for electrically isolating the gate electrode from the substrate, wherein the control node is disposed at a first side of the detection node, and the control gate is disposed at a second side of the detection node, wherein the second side is an opposite side of the first side.

4. 发明申请

US20220102395A1 IMAGE SENSING DEVICE 有权
公开(公告)号：US20220102395A1
公开(公告)日：2022-03-31
申请号：US17463310
申请日：2021-08-31
申请人： SK hynix Inc.
发明人： Hyung June YOON , Jong Eun KIM , Jong Chae KIM , Jae Won LEE , Jae Hyung JANG , Hoon Moo CHOI
IPC分类号： H01L27/146 , G01S7/4863 , H04N5/374
摘要： An image sensing device is provided to include a pixel array having a plurality of pixels arranged in a matrix shape. Each of the pixels includes: a control node configured to generate a hole current in a substrate; a detection node configured to capture photocharge migrated by the hole current, formed in a shape whose at least part is partially open, and disposed to surround the control node, and a low resistance region including a dielectric layer formed in the substrate, and disposed in the opening on of the detection node. The low resistance region includes an inner low resistance region disposed between the control node and the center of the pixel.

5. 发明申请

US20220019777A1 MOTION RECOGNITION APPARATUS USING TOF SENSOR AND METHOD FOR OPERATING THE SAME 有权
公开(公告)号：US20220019777A1
公开(公告)日：2022-01-20
申请号：US17340854
申请日：2021-06-07
申请人： SK hynix Inc.
发明人： Jae Hyung JANG
IPC分类号： G06K9/00 , H04N5/225 , G06T7/55 , G06N3/04
摘要： Methods for operating a motion recognition apparatus are disclosed. In some implementations, a method for recognizing a motion or gesture of an object may include operating an optical sensor device to capture light reflected from the object under illumination by light emitted toward the object, generating, by comparing the emitted light to the reflected light, a depth image including distance information indicating a distance between the optical sensor device and the object, generating, based on the light reflected from the object, an infrared image including infrared image information associated with the object, and determining the motion of the object based on at least one of the depth image and the infrared image.

6. 发明公开

US20240088177A1 IMAGE SENSING DEVICE 审中-公开
公开(公告)号：US20240088177A1
公开(公告)日：2024-03-14
申请号：US18508699
申请日：2023-11-14
申请人： SK hynix Inc.
发明人： Hyung June YOON , Jong Eun KIM , Jong Chae KIM , Jae Won LEE , Jae Hyung JANG , Hoon Moo CHOI
IPC分类号： H01L27/146 , G01S7/4863 , H04N25/76
CPC分类号： H01L27/1461 , G01S7/4863 , H04N25/76
摘要： An image sensing device is provided to include a pixel array having a plurality of pixels arranged in a matrix shape. Each of the pixels includes: a control node configured to generate a hole current in a substrate; a detection node configured to capture photocharge migrated by the hole current, formed in a shape whose at least part is partially open, and disposed to surround the control node, and a low resistance region including a dielectric layer formed in the substrate, and disposed in the opening on of the detection node. The low resistance region includes an inner low resistance region disposed between the control node and the center of the pixel.

7. 发明申请

US20220223639A1 IMAGE SENSING DEVICE 有权
公开(公告)号：US20220223639A1
公开(公告)日：2022-07-14
申请号：US17402334
申请日：2021-08-13
申请人： SK hynix Inc.
发明人： Jae Hyung JANG
IPC分类号： H01L27/146
摘要： An image sensing device includes a semiconductor substrate, a photoelectric conversion region structured to generate charge carriers from incident light and capture the charge carriers using an electric potential difference caused by a demodulation control signal applied to the photoelectric conversion region, and a circuit region disposed adjacent to the photoelectric conversion region, the circuit region including a plurality of pixel transistors that generate and output a pixel signal corresponding to the charge carriers captured by the photoelectric conversion region. The circuit region includes a first well region formed to have a first length in a first direction, and a second well region formed below the first well region such that a lower end of the first well region is in contact with an upper end of the second well region, and formed to have a second length shorter than the first length in the first direction.

8. 发明公开

US20240282786A1 IMAGE SENSING DEVICE 审中-公开
公开(公告)号：US20240282786A1
公开(公告)日：2024-08-22
申请号：US18356973
申请日：2023-07-21
申请人： SK hynix Inc.
发明人： Jae Hyung JANG
IPC分类号： H01L27/146
CPC分类号： H01L27/14612 , H01L27/14627 , H01L27/1463 , H01L27/14643
摘要： Disclosed is an image sensing device, including: a plurality of pixel arrays, and the pixel arrays include: a first pixel array including a plurality of first unit pixels, and a second pixel array disposed to surround the first pixel array and including a plurality of second unit pixels, and the first unit pixel includes a plurality of photodiodes, and each photodiode of the first unit pixel is connected to a different transfer transistor.

9. 发明公开

US20240118399A1 IMAGE SENSOR RELATED TO MEASURING DISTANCE 审中-公开
公开(公告)号：US20240118399A1
公开(公告)日：2024-04-11
申请号：US18119216
申请日：2023-03-08
申请人： SK hynix Inc.
发明人： Jae Hyung JANG
IPC分类号： G01S7/4914 , G01S17/36 , G01S17/894 , H04N25/771 , H04N25/79
CPC分类号： G01S7/4914 , G01S17/36 , G01S17/894 , H04N25/771 , H04N25/79
摘要： An image sensor includes: a unit pixel configured to output pixel data in response to a drive signal being input to the unit pixel; and a control circuit configured to provide the unit pixel with a first drive signal and a second drive signal each having a first phase, and a third drive signal having a second phase with a phase difference of 180 degrees with respect to the first phase in a first mode, the control circuit providing the unit pixel with the first drive signal having the first phase, the second drive signal having the second phase, and the third drive signal having a deactivation voltage in a second mode.

10. 发明申请

US20230050069A1 IMAGE SENSING DEVICE 有权
公开(公告)号：US20230050069A1
公开(公告)日：2023-02-16
申请号：US17870540
申请日：2022-07-21
申请人： SK hynix Inc.
发明人： Jae Hyung JANG , Jong Chae KIM , Jae Won LEE
IPC分类号： H01L27/146 , H04N5/361 , H04N5/3745 , G01S17/894
摘要： An image sensing device may include a pixel array. The pixel array includes a sensing region including a plurality of unit pixels, each unit pixel configured to detect incident light to generate photocharge indicative of the detected incident light, a bias field region doped with impurities and disposed along an edge of the sensing region and a contact portion connected to the bias field region to apply a bias voltage to the bias field region to move the photocharge in the sensing region.

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