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公开(公告)号：US20240153451A1
公开(公告)日：2024-05-09
申请号：US17773358
申请日：2019-10-31
Applicant: LG ELECTRONICS INC.
Inventor： Yunjun CHOI , Jongchan KIM , Kyeongryeol PARK , Jeonghyu YANG , Seungjong CHOI
IPC: G09G3/3233
CPC classification number: G09G3/3233 , G09G2320/0233 , G09G2320/0257
Abstract: A signal processing device and an image display apparatus including the same are disclosed. A signal processing device and an image display apparatus including the same according to an embodiment of the present disclosure includes: an afterimage analyzer to calculate image accumulation information based on an input image, an afterimage learning processor to perform learning based on the image accumulation information and adjust an afterimage reducing strength based on the learning, and an afterimage reducing processor to perform an afterimage reducing process based on the afterimage reducing strength from the afterimage learning processor. Accordingly, an afterimage of the image display apparatus including the organic light emitting diode panel may be reduced.
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公开(公告)号：US20200082512A1
公开(公告)日：2020-03-12
申请号：US16517184
申请日：2019-07-19
Applicant: LG ELECTRONICS INC.
Inventor： Saem PARK , Jeonghyu YANG , Jongchan KIM , Kyeongryeol PARK
Abstract: Disclosed is a signal processing device and an image display apparatus including the same. In the signal processing device and the image display apparatus according to the present disclosure, a High Dynamic Range (HDR) processor receives an image signal and adjust a luminance of the image signal, and a reduction unit configured to amplify the adjusted luminance of the image signal and increase a resolution of the grayscale of the image signal to generate an enhanced image signal, wherein the enhanced image signal provides an increased luminance and grayscale resolution of the image signal while maintaining high dynamic range within the displayed HDR image. Accordingly, expression of high grayscale of a received image may improve.
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公开(公告)号：US20250030919A1
公开(公告)日：2025-01-23
申请号：US18278127
申请日：2022-11-11
Applicant: LG ELECTRONICS INC.
Inventor： Changsun LEEM , Jeonghyu YANG , Gohee CHOI , Jongchan KIM
IPC: H04N21/462 , H04N21/4223 , H04N21/458 , H04N21/466 , H04N21/4788
Abstract: The present disclosure relates to an image display apparatus and a server. The image display apparatus according to an embodiment of the present disclosure includes: a display; a content receiving device configured to receive real-time content or non-real-time content from an external server or a content provider; and a signal processing device configured to generate a program guide by combining the real-time content and the non-real-time content which are received by the content receiving device, and to display the generated program guide on the display or display the content based on the generated program guide. Accordingly, a custom program guide including the real-time content and the non-real-time content may be provided.
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公开(公告)号：US20210342982A1
公开(公告)日：2021-11-04
申请号：US17377132
申请日：2021-07-15
Applicant: LG ELECTRONICS INC.
Inventor： Saem PARK , Jeonghyu YANG , Jongchan KIM , Kyeongryeol PARK
IPC: G06T5/00 , G06K9/66 , G09G3/20 , G06T19/20 , H04N13/122 , H04N13/133 , G06T7/00 , G06T7/60 , H04N5/57
Abstract: Disclosed is a signal processing device and an image display apparatus including the same. In the signal processing device and the image display apparatus according to the present disclosure, a High Dynamic Range (HDR) processor receives an image signal and adjust a luminance of the image signal, and a reduction unit configured to amplify the adjusted luminance of the image signal and increase a resolution of the grayscale of the image signal to generate an enhanced image signal, wherein the enhanced image signal provides an increased luminance and grayscale resolution of the image signal while maintaining high dynamic range within the displayed HDR image. Accordingly, expression of high grayscale of a received image may improve.
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公开(公告)号：US20210150972A1
公开(公告)日：2021-05-20
申请号：US17030510
申请日：2020-09-24
Applicant: LG ELECTRONICS INC.
Inventor： Jihoon LEE , Jongchan KIM , Kyeongryeol PARK , Jeonghyu YANG , Seoksoo LEE , Byungtae CHOI
IPC: G09G3/20 , G09G3/3208
Abstract: The present disclosure relates to a signal processing device and an image display apparatus including the same. A signal processing device according to an embodiment of the present disclosure includes: an input interface to receive an image signal; a first image processor to generate first image frame data based on the image signal; a second image processor to generate second image frame data scaled down from the first image frame data based on the image signal; and an output interface to receive the first image frame data from the first image processor and the second image frame data from the second image processor and to output the first image frame data and the second image frame data, wherein the first image frame data output from the output interface is more delayed than the second image frame data output from the output interface. Accordingly, a timing controller may accurately and rapidly perform signal processing for a panel.
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Patent Agency Ranking
公开(公告)号：US20200074911A1
公开(公告)日：2020-03-05
申请号：US16517486
申请日：2019-07-19
Applicant: LG ELECTRONICS INC.
Inventor： Kyeongryeol PARK , Jongchan KIM , Jeonghyu YANG
Abstract: Disclosed is a signal processing device and an image display apparatus including the same. The signal processing device and the image display apparatus comprise: a first reduction unit to receive a image signal and reduce noise of the received image signal, and a second reduction unit to perform grayscale amplification based on the image signal from the first reduction unit, wherein the second reduction unit is configured to perform the grayscale amplification so that upper-limit level of grayscale of the image signal from the first reduction unit is greater than upper-limit level of grayscale of an OSD signal. Accordingly, OSD area may be uniformly displayed regardless of ambient luminance.
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公开(公告)号：US20230298508A1
公开(公告)日：2023-09-21
申请号：US18321660
申请日：2023-05-22
Applicant: LG ELECTRONICS INC.
Inventor： Jihoon LEE , Jongchan KIM , Kyeongryeol PARK , Jeonghyu YANG , Seoksoo LEE , Byungtae CHOI
IPC: G09G3/20 , G09G3/3208
CPC classification number: G09G3/2096 , G09G3/3208 , G09G2310/08 , G09G2360/18
Abstract: The present disclosure relates to a signal processing device and an image display apparatus including the same. A signal processing device according to an embodiment of the present disclosure includes: an input interface to receive an image signal; a first image processor to generate first image frame data based on the image signal; a second image processor to generate second image frame data scaled down from the first image frame data based on the image signal; and an output interface to receive the first image frame data from the first image processor and the second image frame data from the second image processor and to output the first image frame data and the second image frame data, wherein the first image frame data output from the output interface is more delayed than the second image frame data output from the output interface. Accordingly, a timing controller may accurately and rapidly perform signal processing for a panel.
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公开(公告)号：US20210287590A1
公开(公告)日：2021-09-16
申请号：US17334316
申请日：2021-05-28
Applicant: LG ELECTRONICS INC.
Inventor： Kyeongryeol PARK , Jongchan KIM , Jeonghyu YANG
IPC: G09G3/20 , G06K9/66 , G06T5/00 , G06T19/20 , H04N13/122 , H04N13/133 , G06T7/00 , G06T7/60 , H04N5/57
Abstract: Disclosed is a signal processing device and an image display apparatus including the same. The signal processing device and the image display apparatus comprise: a first reduction unit to receive a image signal and reduce noise of the received image signal, and a second reduction unit to perform grayscale amplification based on the image signal from the first reduction unit, wherein the second reduction unit is configured to perform the grayscale amplification so that upper-limit level of grayscale of the image signal from the first reduction unit is greater than upper-limit level of grayscale of an OSD signal. Accordingly, OSD area may be uniformly displayed regardless of ambient luminance.
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公开(公告)号：US20220383551A1
公开(公告)日：2022-12-01
申请号：US17773805
申请日：2019-11-01
Applicant: LG ELECTRONICS INC.
Inventor： Kwangyeon RHEE , Jongchan KIM , Dongkyu CHOI
Abstract: Disclosed are a signal processing device and an image display apparatus including the same. The signal processing device and the image display apparatus including the same according to an embodiment of the present disclosure includes: a first decoder to reconstruct image data received from an external electronic device, an encoder to compress the image data reconstructed in the first decoder, a memory to store the image data compressed in the encoder, and a second decoder to reconstruct the image data stored in the memory. Accordingly, despite of the increases of the amount of the input image data and the bandwidth thereof, the image data may be stored in the memory efficiently.
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公开(公告)号：US20220223097A1
公开(公告)日：2022-07-14
申请号：US17657090
申请日：2022-03-29
Applicant: LG ELECTRONICS INC.
Inventor： Jihoon LEE , Jongchan KIM , Kyeongryeol PARK , Jeonghyu YANG , Seoksoo LEE , Byungtae CHOI
IPC: G09G3/20 , G09G3/3208
Abstract: The present disclosure relates to a signal processing device and an image display apparatus including the same. A signal processing device according to an embodiment of the present disclosure includes: an input interface to receive an image signal; a first image processor to generate first image frame data based on the image signal; a second image processor to generate second image frame data scaled down from the first image frame data based on the image signal; and an output interface to receive the first image frame data from the first image processor and the second image frame data from the second image processor and to output the first image frame data and the second image frame data, wherein the first image frame data output from the output interface is more delayed than the second image frame data output from the output interface. Accordingly, a timing controller may accurately and rapidly perform signal processing for a panel.
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