公开(公告)号：US20220198994A1

公开(公告)日：2022-06-23

申请号：US17599385

申请日：2020-03-27

Applicant: LG ELECTRONICS INC.

Inventor： Jeonghyu YANG ,  Seoksoo LEE ,  Jingyeong KIM

IPC: G09G3/20 ,  G06F3/16 ,  G06F3/147 ,  G06F3/00

Abstract: The present disclosure relates to an image display apparatus. The image display apparatus according to an embodiment of the present disclosure comprises: a signal processor configured to perform image processing of an input image, and audio processing of audio corresponding to the input image; a virtual sensor device configured to receive image and audio information processed by the signal processor; a sensor device configured to collect externally captured image information or sound information; and an artificial intelligence (AI) processor configured to perform the image processing of the input image or the audio processing based on AI using the image and audio information from the virtual sensor device, and the image or sound information from the sensor device. Accordingly, the image display apparatus may operate based on AI.

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.

公开(公告)号：US20240098215A1

公开(公告)日：2024-03-21

申请号：US18523259

申请日：2023-11-29

Applicant: LG ELECTRONICS INC.

Inventor： Saem PARK ,  Seokpan KANG ,  Yongtaek GONG ,  Sangchurl NAM ,  Yeonoh NAM ,  Jeonghyu YANG ,  Kyungmee LEE ,  Myongyoung LEE ,  Seoksoo LEE ,  Wonwoo LEE ,  Seungjong CHOI ,  Jongwoo HA

IPC: H04N7/01 ,  G06N3/08 ,  G06T7/00 ,  H04N21/647

CPC classification number: H04N7/0132 ,  G06N3/08 ,  G06T7/0002 ,  H04N7/0117 ,  H04N21/647 ,  G06T2207/10016 ,  G06T2207/30168

Abstract: Disclosed are a signal processing device and an image display apparatus including the same. The signal processing device of an embodiment of the present disclosure includes: a quality calculator configured to calculate a source quality of an image signal received from an external settop box or a network; an image quality setter configured to set an image quality of the image signal based on the calculated source quality; and an image quality processor configured to perform image quality processing on the image signal based on the set image quality, wherein in response to the source quality of the received image signal being changed at a first time point, the image quality setter changes an image quality setting sequentially from a first setting to a second setting; and based on the image quality setting, the image quality processor performs image quality processing. Accordingly, flicker may be reduced when an image quality is changed due to a change in the source quality of the received image signal.

公开(公告)号：US20230044956A1

公开(公告)日：2023-02-09

申请号：US17938107

申请日：2022-10-05

Applicant: LG ELECTRONICS INC.

Inventor： Saem PARK ,  Seokpan KANG ,  Yongtaek GONG ,  Sangchurl NAM ,  Yeonoh NAM ,  Jeonghyu YANG ,  Kyungmee LEE ,  Myongyoung LEE ,  Seoksoo LEE ,  Wonwoo LEE ,  Seungjong CHOI ,  Jongwoo HA

IPC: H04N7/01 ,  G06N3/08 ,  G06T7/00 ,  H04N21/647

Abstract: Disclosed are a signal processing device and an image display apparatus including the same. The signal processing device of an embodiment of the present disclosure includes: a quality calculator configured to calculate a source quality of an image signal received from an external settop box or a network; an image quality setter configured to set an image quality of the image signal based on the calculated source quality; and an image quality processor configured to perform image quality processing on the image signal based on the set image quality, wherein in response to the source quality of the received image signal being changed at a first time point, the image quality setter changes an image quality setting sequentially from a first setting to a second setting; and based on the image quality setting, the image quality processor performs image quality processing. Accordingly, flicker may be reduced when an image quality is changed due to a change in the source quality of the received image signal.

公开(公告)号：US20230005452A1

公开(公告)日：2023-01-05

申请号：US17782854

申请日：2019-12-06

Applicant: LG ELECTRONICS INC.

Inventor： Changhyun KIM ,  Jeonghyu YANG ,  Jungeun LIM ,  Junseong KIM ,  Sunguk LIM

IPC: G09G5/14 ,  G06T3/40

Abstract: Provided 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 include: a signal processor 170a may include an OSC processor configured to upscale an OSC having a first resolution to a second resolution greater than the first resolution; and a synthesizer configured to synthesize at least a part of an image having the second resolution and the upscaled OSD having the second resolution, and the OSD processor outputs the OSD having the second resolution, in which luminance and transparency are adjusted.

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.

公开(公告)号：US20200372860A1

公开(公告)日：2020-11-26

申请号：US16840259

申请日：2020-04-03

Applicant: LG ELECTRONICS INC.

Inventor： Hansoo KIM ,  Jeonghyu YANG ,  Saem PARK

IPC: G09G3/3233 ,  H04N5/57

Abstract: An image display apparatus is disclosed. The image display apparatus includes a current calculator configured to calculate pixel current of an input image, an accumulated current calculator configured to calculate accumulated current of the input image, and an afterimage reducer configured to output a second brightness level less than a brightness level of the input image with respect to a detection region if a level of the accumulated current is equal to or greater than a reference value. Thus, the lifespan of an image display apparatus including an organic light emitting diode panel is increased.

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

IPC: G09G3/20 ,  G06K9/66

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.

公开(公告)号：US20150181193A1

公开(公告)日：2015-06-25

申请号：US14638876

申请日：2015-03-04

Applicant: LG Electronics Inc.

Inventor： Jongyeul SUH ,  Jinpil KIM ,  Jeonghyu YANG ,  Seokjoo LEE

IPC: H04N13/00

CPC classification number: H04N13/183 ,  H04N13/194 ,  H04N19/597

Abstract: A 3D caption display method for harmoniously merging and displaying closed caption with 3D image in a 3D display apparatus, and a 3D display apparatus suitable for implementing the method. The 3D display apparatus receives a broadcast signal containing caption data, and obtains caption control commands including a 3D parameter setting command from the caption data. Afterwards, the 3D display apparatus displays a plurality of 3D caption images according to the caption control commands.

Abstract translation: 一种用于在3D显示装置中和3D融合显示隐藏式字幕与3D图像的3D字幕显示方法，以及适用于实现该方法的3D显示装置。 3D显示装置接收包含字幕数据的广播信号，并从标题数据获得包括3D参数设置命令的字幕控制命令。 此后，3D显示装置根据字幕控制命令显示多个3D字幕图像。

公开(公告)号：US20150054916A1

公开(公告)日：2015-02-26

申请号：US14505051

申请日：2014-10-02

Applicant: LG ELECTRONICS INC.

Inventor： Joonhui LEE ,  Jeehyun CHOE ,  Jongyeul SUH ,  Jeonghyu YANG

IPC: H04N13/00 ,  H04N19/172 ,  H04N19/46

CPC classification number: H04N13/161 ,  H04N13/172 ,  H04N13/194 ,  H04N19/172 ,  H04N19/46 ,  H04N19/597 ,  H04N2213/003

Abstract: The disclosed method for processing a broadcast signal for 3D (3-Dimensional) broadcast service comprises encoding 2D (2-Dimensional) video stream including a 2D video frame, encoding depth information including depth of a 3D image relative to a plane of a display, encoding signaling information for signaling the encoded 2D video stream and the depth information, wherein the signaling information includes a 3D service location descriptor including codec type information specifying encoding type of the encoded depth information, generating the broadcast signal including the encoded 2D video stream, depth information and signaling information, and transmitting the generated broadcast signal.

Abstract translation: 所公开的用于处理用于3D（3维）广播服务的广播信号的方法包括编码包括2D视频帧的2D（2维）视频流，编码包括3D图像相对于显示器平面的深度的深度信息， 编码用于信令编码的2D视频流和深度信息的信令信息，其中所述信令信息包括3D服务位置描述符，其包括指定编码深度信息的编码类型的编解码器类型信息，生成包括编码的2D视频流的广播信号，深度 信息和信令信息，并且发送生成的广播信号。