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公开(公告)号：US20220359597A1
公开(公告)日：2022-11-10
申请号：US17873468
申请日：2022-07-26
Applicant: Samsung Electronics Co., Ltd.
Inventor： Changwoo LEE , Dohan KIM , Jinmin BANG , Jaehun CHO
IPC: H01L27/146 , H04N5/369
Abstract: An electronic device is provided. The electronic device includes an image sensor including a plurality of pixels, an AP processing unit, a memory, and a control unit. Each pixel included in the plurality of pixels includes a plurality of photodiodes and a microlens. The control unit provides at least one of a first piece of AF data and a second piece of AF data to the AF processing unit, and the AF processing unit may execute a first phase autofocus (PAF) operation based on the first piece of AF data or execute a second PAF operation based on the second piece of AF data.
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公开(公告)号：US20200336653A1
公开(公告)日：2020-10-22
申请号：US16763261
申请日：2018-11-29
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jaeho KIM , Jinmin BANG , Dohan KIM , Changwoo LEE , Kwanho KIM , Jonghoon WON , Kihuk LEE
Abstract: An electronic device according to various embodiments of the present invention comprises a processor and an image sensor module electrically connected to the processor, wherein: the image sensor module comprises an image sensor and a control circuit, which is electrically connected to the image sensor and is connected to the processor by an interface; the control circuit is set so as not to compress at least one image acquired from the image sensor according to a first readout speed, but to transmit the same to the processor, and to compress at least one image acquired from the image sensor according to a second readout speed that is faster than the first readout speed and to transmit the same to the processor; and the processor can be set so as to acquire a first image set by using the image sensor according to a predetermined readout speed, compare at least two images included in the first image set, set, as either the first readout speed or the second readout speed, the readout speed corresponding to the image sensor on the basis of the result of the comparison of the at least two images included in the first image set, and acquire a second image set according to either the set first readout speed or second readout speed, by using the image sensor. Additional various embodiments are possible.
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公开(公告)号：US20220246200A1
公开(公告)日：2022-08-04
申请号：US17474666
申请日：2021-09-14
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Minsu KIM , Namhyung KIM , Daejeong KIM , Dohan KIM , Chanik PARK , Deokho SEO , Wonjae SHIN , Changmin LEE , Ilguy JUNG , Insu CHOI
IPC: G11C11/406
Abstract: Provided are a memory device skipping a refresh operation and an operating method thereof. The memory device includes a memory cell array including N rows; a refresh controller configured to control a refresh operation for the N rows of the memory cell array based on a refresh command; and an access information storage circuit including a plurality of registers configured to store flag information corresponding to each of the N rows, wherein a first value indicates rows that have been accessed, and a second value indicates rows that have not been accessed. The refresh controller is further configured to control whether the refresh operation is performed for a first row of the N rows at a refresh timing for the first row based on the flag information corresponding to the first row
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公开(公告)号：US20220159185A1
公开(公告)日：2022-05-19
申请号：US17521346
申请日：2021-11-08
Applicant: Samsung Electronics Co., Ltd.
Inventor： Kwanho KIM , Dohan KIM , Changwoo LEE
Abstract: Various embodiments may provide an electronic device including a memory, a first image sensor circuit, a second image sensor circuit, and at least one processor, operatively connected to the first image sensor circuit and the second image sensor circuit, configured to control the first image sensor circuit to output first frame data associated with a first field of view at a first frame rate from a first time point to a second time point, and store the first frame data in the memory, control the second image sensor circuit to output second frame data associated with a second field of view at the first frame rate from a third time point after the second time point to a fourth time point, and store the second frame data in the memory, obtain the stored first frame data and the stored second frame data from the memory.
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Patent Agency Ranking
公开(公告)号：US20210051269A1
公开(公告)日：2021-02-18
申请号：US16969309
申请日：2019-02-11
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Changwoo LEE , Dohan KIM , Kwanho KIM , Jaeho KIM , Jinmin BANG , Hajoong PARK
Abstract: Disclosed is an electronic device for selectively generating video using image data acquired at a frame rate changed according to the distance between a subject and a reference region; and an operation method. The electronic device includes a camera, memory, display and processor, which may be configured to acquire, at a first frame rate, a plurality of first images including an object of interest, identify the distance between a reference region, by using at least some first images of the plurality of first images; obtain, at a second frame rate higher than the first frame rate, a plurality of second images including the object of interest, based on the distance satisfying a first designated condition; identify whether the position of the object of interest at least temporarily belongs to the reference region, and generate video corresponding to the second frame rate for the object of interest.
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公开(公告)号：US20200186697A1
公开(公告)日：2020-06-11
申请号：US16704160
申请日：2019-12-05
Applicant: Samsung Electronics Co., Ltd.
Inventor： Changwoo LEE , Dohan KIM , Jinmin BANG
IPC: H04N5/235
Abstract: An electronic device is provided that includes an image sensor of first pixels receiving light for a first duration and second pixels receiving light for a shorter second duration, and a processor to acquire first and second raw data including first long pixel values through the first pixels and first short pixel values through the second pixels, second long pixel values through the first pixels and second short pixel values through the second pixels, and third raw data based on the first and second raw data. The third raw data includes third long pixel values and third short pixel values, and each of the third long pixel values is an average value of a first and a second long pixel value and each of the third short pixel values is a value obtained by gamma correcting a sum of a first and a second short pixel value.
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公开(公告)号：US20240080407A1
公开(公告)日：2024-03-07
申请号：US18243633
申请日：2023-09-07
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Dohan KIM , Jeonghoon PARK , Changwoo LEE , Jaehun CHO
CPC classification number: H04N5/265 , G06T7/248 , H04N23/62 , H04N23/73 , H04N23/76 , H04N25/50 , G06T2207/10016 , G06T2207/10144 , G06T2207/20221 , H04N23/683
Abstract: An electronic device according to an embodiment includes an image sensor and at least one processor operatively connected to the image sensor. The at least one processor may be configured to generate a motion map for identifying at least one region of a plurality of image frames as a stop area or a motion area, based on at least a part of the plurality of image frames acquired from the image sensor, set a first exposure time corresponding to the motion area and a second exposure time corresponding to the stop area, based on the generated motion map, acquire a first image corresponding to the first exposure time and a second image corresponding to the second exposure time from the image sensor, and generate a synthesized image by synthesizing the acquired first image and second image, based on the motion map.
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公开(公告)号：US20230179872A1
公开(公告)日：2023-06-08
申请号：US18102645
申请日：2023-01-27
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Changwoo LEE , Dohan KIM , Kwanho KIM , Jaehun CHO
IPC: H04N23/741 , G06T1/60 , G06T5/50 , H04N23/73
CPC classification number: H04N23/741 , G06T1/60 , G06T5/50 , H04N23/73 , G06T2207/10144 , G06T2207/20208 , G06T2207/20221
Abstract: Various embodiments of the present invention relate to an apparatus and method for processing images in an electronic device. The electronic device includes: a memory; an image sensor; an image control circuit operatively connected to the image sensor; and an image signal processor operatively coupled to the image control circuit. The image control circuit can store a plurality of frames received through the image sensor in the memory, transmit the plurality of frames stored in the memory to the image signal processor, and, when the number of frames that have not been transmitted to the image signal processor among the plurality of frames obtained from the image sensor exceeds a designated number, remove the frames that have not been transmitted to the image signal processor from the memory.
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公开(公告)号：US20200236317A1
公开(公告)日：2020-07-23
申请号：US16632498
申请日：2018-06-04
Applicant: Samsung Electronics Co., Ltd.
Inventor： Kwan Ho KIM , Dohan KIM , Jinmin BANG
Abstract: An electronic device according to various embodiments of the present invention may comprise: a processor; and an image sensor module electrically connected to the processor, wherein the image sensor module comprises: an image sensor; and a control circuit electrically connected to the image sensor and connected to the processor via an interface, and the control circuit is configured to: receive a signal for capturing an image of an external object; acquire multiple pieces of raw image data of the external object, using the image sensor; generate pixel information data associated with control of the image capture by the processor, using at least a part of the acquired multiple pieces of raw image data; generate compressed data obtained by compressing at least a part of the multiple pieces of raw image data; transmit the pixel information data to the processor according to a transmission period designated by the processor or the control circuit; and transmit the compressed data to the processor.
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