公开(公告)号：US20150281720A1

公开(公告)日：2015-10-01

申请号：US14741705

申请日：2015-06-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Woo-shik KIM ,  Dae-sung Cho ,  Shi-hwa Lee ,  Sang-wook Kim

IPC: H04N19/44 ,  H04N19/13 ,  H04N19/147 ,  H04N19/91 ,  H04N19/174 ,  H04N19/176 ,  H04N19/61 ,  H04N19/625 ,  H04N19/124 ,  H04N19/154

CPC classification number: H04N19/13 ,  G06T9/005 ,  H04N19/124 ,  H04N19/126 ,  H04N19/134 ,  H04N19/137 ,  H04N19/147 ,  H04N19/154 ,  H04N19/17 ,  H04N19/174 ,  H04N19/176 ,  H04N19/179 ,  H04N19/44 ,  H04N19/46 ,  H04N19/60 ,  H04N19/61 ,  H04N19/625 ,  H04N19/91

Abstract: An image coding method and apparatus considering human visual characteristics are provided. The image coding method comprises (a) modeling image quality distribution of an input image in units of scenes such that the quality of an image input in units of scenes is gradually lowered from a region of interest to a background region, (b) determining a quantization parameter of each region constituting one scene according to the result of modeling of image quality distribution, (c) quantizing image data in accordance with the quantization parameter, and (d) coding entropy of the quantized image data.

公开(公告)号：US20150172672A1

公开(公告)日：2015-06-18

申请号：US14628338

申请日：2015-02-23

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Woo-shik KIM ,  Dae-sung Cho ,  Shi-hwa Lee ,  Sang-wook Kim

IPC: H04N19/137 ,  H04N19/91 ,  H04N19/124 ,  H04N19/44

CPC classification number: H04N19/13 ,  G06T9/005 ,  H04N19/124 ,  H04N19/126 ,  H04N19/134 ,  H04N19/137 ,  H04N19/147 ,  H04N19/154 ,  H04N19/17 ,  H04N19/174 ,  H04N19/176 ,  H04N19/179 ,  H04N19/44 ,  H04N19/46 ,  H04N19/60 ,  H04N19/61 ,  H04N19/625 ,  H04N19/91

Abstract: An image coding method and apparatus considering human visual characteristics are provided. The image coding method comprises (a) modeling image quality distribution of an input image in units of scenes such that the quality of an image input in units of scenes is gradually lowered from a region of interest to a background region, (b) determining a quantization parameter of each region constituting one scene according to the result of modeling of image quality distribution, (c) quantizing image data in accordance with the quantization parameter, and (d) coding entropy of the quantized image data.

公开(公告)号：US20150172659A1

公开(公告)日：2015-06-18

申请号：US14628336

申请日：2015-02-23

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Woo-shik Kim ,  Dae-sung Cho ,  Shi-hwa Lee ,  Sang-wook Kim

IPC: H04N19/124 ,  H04N19/44 ,  H04N19/137

CPC classification number: H04N19/13 ,  G06T9/005 ,  H04N19/124 ,  H04N19/126 ,  H04N19/134 ,  H04N19/137 ,  H04N19/147 ,  H04N19/154 ,  H04N19/17 ,  H04N19/174 ,  H04N19/176 ,  H04N19/179 ,  H04N19/44 ,  H04N19/46 ,  H04N19/60 ,  H04N19/61 ,  H04N19/625 ,  H04N19/91

Abstract: An image coding method and apparatus considering human visual characteristics are provided. The image coding method comprises (a) modeling image quality distribution of an input image in units of scenes such that the quality of an image input in units of scenes is gradually lowered from a region of interest to a background region, (b) determining a quantization parameter of each region constituting one scene according to the result of modeling of image quality distribution, (c) quantizing image data in accordance with the quantization parameter, and (d) coding entropy of the quantized image data.

公开(公告)号：US20150043654A1

公开(公告)日：2015-02-12

申请号：US14522079

申请日：2014-10-23

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Woo-shik Kim ,  Dae-sung Cho ,  Shi-hwa Lee ,  Sang-wook Kim

IPC: H04N19/13

CPC classification number: H04N19/13 ,  G06T9/005 ,  H04N19/124 ,  H04N19/126 ,  H04N19/134 ,  H04N19/137 ,  H04N19/147 ,  H04N19/154 ,  H04N19/17 ,  H04N19/174 ,  H04N19/176 ,  H04N19/179 ,  H04N19/44 ,  H04N19/46 ,  H04N19/60 ,  H04N19/61 ,  H04N19/625 ,  H04N19/91

Abstract: An image coding method and apparatus considering human visual characteristics are provided. The image coding method comprises (a) modeling image quality distribution of an input image in units of scenes such that the quality of an image input in units of scenes is gradually lowered from a region of interest to a background region, (b) determining a quantization parameter of each region constituting one scene according to the result of modeling of image quality distribution, (c) quantizing image data in accordance with the quantization parameter, and (d) coding entropy of the quantized image data.

公开(公告)号：US09850130B2

公开(公告)日：2017-12-26

申请号：US14096585

申请日：2013-12-04

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION

Inventor： Kyung-sang Cho ,  Sang-wook Kim ,  Tae-ho Kim ,  Dong-hyeok Choi ,  Byoung-lyong Choi

IPC: C01B19/04 ,  C01B17/20 ,  C01B19/00 ,  C01G1/12 ,  C01G11/02 ,  B82Y40/00 ,  B82Y30/00

CPC classification number: C01B17/20 ,  B82Y30/00 ,  B82Y40/00 ,  C01B19/002 ,  C01B19/007 ,  C01G1/12 ,  C01G11/02 ,  C01P2002/86 ,  C01P2004/64 ,  C01P2004/84 ,  C01P2006/90

Abstract: Provided are nanoparticles passivated with a cationic metal-chalcogenide complex (MCC) and a method of preparing the same. A passivated nanoparticle includes: a core nanoparticle; and a cationic metal-chalcogenide compound (MCC) fixed on a surface of the core nanoparticle.

公开(公告)号：US09781432B2

公开(公告)日：2017-10-03

申请号：US14741741

申请日：2015-06-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Woo-shik Kim ,  Dae-sung Cho ,  Shi-hwa Lee ,  Sang-wook Kim

IPC: H04N7/18 ,  H04N19/13 ,  G06T9/00 ,  H04N19/147 ,  H04N19/46 ,  H04N19/61 ,  H04N19/60 ,  H04N19/124 ,  H04N19/126 ,  H04N19/154 ,  H04N19/174 ,  H04N19/17 ,  H04N19/179 ,  H04N19/176 ,  H04N19/91 ,  H04N19/134 ,  H04N19/137 ,  H04N19/44 ,  H04N19/625

CPC classification number: H04N19/13 ,  G06T9/005 ,  H04N19/124 ,  H04N19/126 ,  H04N19/134 ,  H04N19/137 ,  H04N19/147 ,  H04N19/154 ,  H04N19/17 ,  H04N19/174 ,  H04N19/176 ,  H04N19/179 ,  H04N19/44 ,  H04N19/46 ,  H04N19/60 ,  H04N19/61 ,  H04N19/625 ,  H04N19/91

Abstract: An image coding method and apparatus considering human visual characteristics are provided. The image coding method comprises (a) modeling image quality distribution of an input image in units of scenes such that the quality of an image input in units of scenes is gradually lowered from a region of interest to a background region, (b) determining a quantization parameter of each region constituting one scene according to the result of modeling of image quality distribution, (c) quantizing image data in accordance with the quantization parameter, and (d) coding entropy of the quantized image data.

公开(公告)号：US09781430B2

公开(公告)日：2017-10-03

申请号：US14741724

申请日：2015-06-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Woo-shik Kim ,  Dae-sung Cho ,  Shi-hwa Lee ,  Sang-wook Kim

IPC: H04N7/18 ,  H04N19/13 ,  G06T9/00 ,  H04N19/147 ,  H04N19/46 ,  H04N19/61 ,  H04N19/60 ,  H04N19/124 ,  H04N19/126 ,  H04N19/154 ,  H04N19/174 ,  H04N19/17 ,  H04N19/179 ,  H04N19/176 ,  H04N19/91 ,  H04N19/134 ,  H04N19/137 ,  H04N19/44 ,  H04N19/625

CPC classification number: H04N19/13 ,  G06T9/005 ,  H04N19/124 ,  H04N19/126 ,  H04N19/134 ,  H04N19/137 ,  H04N19/147 ,  H04N19/154 ,  H04N19/17 ,  H04N19/174 ,  H04N19/176 ,  H04N19/179 ,  H04N19/44 ,  H04N19/46 ,  H04N19/60 ,  H04N19/61 ,  H04N19/625 ,  H04N19/91

Abstract: An image coding method and apparatus considering human visual characteristics are provided. The image coding method comprises (a) modeling image quality distribution of an input image in units of scenes such that the quality of an image input in units of scenes is gradually lowered from a region of interest to a background region, (b) determining a quantization parameter of each region constituting one scene according to the result of modeling of image quality distribution, (c) quantizing image data in accordance with the quantization parameter, and (d) coding entropy of the quantized image data.

公开(公告)号：US09781425B2

公开(公告)日：2017-10-03

申请号：US14628341

申请日：2015-02-23

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Woo-shik Kim ,  Dae-sung Cho ,  Shi-hwa Lee ,  Sang-wook Kim

IPC: H04N7/18 ,  H04N19/13 ,  G06T9/00 ,  H04N19/147 ,  H04N19/46 ,  H04N19/61 ,  H04N19/60 ,  H04N19/124 ,  H04N19/126 ,  H04N19/154 ,  H04N19/174 ,  H04N19/17 ,  H04N19/179 ,  H04N19/176 ,  H04N19/91 ,  H04N19/134 ,  H04N19/137 ,  H04N19/44 ,  H04N19/625

CPC classification number: H04N19/13 ,  G06T9/005 ,  H04N19/124 ,  H04N19/126 ,  H04N19/134 ,  H04N19/137 ,  H04N19/147 ,  H04N19/154 ,  H04N19/17 ,  H04N19/174 ,  H04N19/176 ,  H04N19/179 ,  H04N19/44 ,  H04N19/46 ,  H04N19/60 ,  H04N19/61 ,  H04N19/625 ,  H04N19/91

Abstract: An image coding method and apparatus considering human visual characteristics are provided. The image coding method comprises (a) modeling image quality distribution of an input image in units of scenes such that the quality of an image input in units of scenes is gradually lowered from a region of interest to a background region, (b) determining a quantization parameter of each region constituting one scene according to the result of modeling of image quality distribution, (c) quantizing image data in accordance with the quantization parameter, and (d) coding entropy of the quantized image data.

公开(公告)号：US09774862B2

公开(公告)日：2017-09-26

申请号：US14741705

申请日：2015-06-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Woo-shik Kim ,  Dae-sung Cho ,  Shi-hwa Lee ,  Sang-wook Kim

IPC: H04N7/18 ,  H04N19/13 ,  G06T9/00 ,  H04N19/147 ,  H04N19/46 ,  H04N19/61 ,  H04N19/60 ,  H04N19/124 ,  H04N19/126 ,  H04N19/154 ,  H04N19/174 ,  H04N19/17 ,  H04N19/179 ,  H04N19/176 ,  H04N19/91 ,  H04N19/134 ,  H04N19/137 ,  H04N19/44 ,  H04N19/625

CPC classification number: H04N19/13 ,  G06T9/005 ,  H04N19/124 ,  H04N19/126 ,  H04N19/134 ,  H04N19/137 ,  H04N19/147 ,  H04N19/154 ,  H04N19/17 ,  H04N19/174 ,  H04N19/176 ,  H04N19/179 ,  H04N19/44 ,  H04N19/46 ,  H04N19/60 ,  H04N19/61 ,  H04N19/625 ,  H04N19/91

Abstract: An image coding method and apparatus considering human visual characteristics are provided. The image coding method comprises (a) modeling image quality distribution of an input image in units of scenes such that the quality of an image input in units of scenes is gradually lowered from a region of interest to a background region, (b) determining a quantization parameter of each region constituting one scene according to the result of modeling of image quality distribution, (c) quantizing image data in accordance with the quantization parameter, and (d) coding entropy of the quantized image data.

公开(公告)号：US20150281719A1

公开(公告)日：2015-10-01

申请号：US14741693

申请日：2015-06-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Woo-shik Kim ,  Dae-sung Cho ,  Shi-hwa Lee ,  Sang-wook Kim

IPC: H04N19/44 ,  H04N19/13 ,  H04N19/147 ,  H04N19/154 ,  H04N19/91 ,  H04N19/176 ,  H04N19/179 ,  H04N19/625 ,  H04N19/61 ,  H04N19/124 ,  H04N19/174

CPC classification number: H04N19/13 ,  G06T9/005 ,  H04N19/124 ,  H04N19/126 ,  H04N19/134 ,  H04N19/137 ,  H04N19/147 ,  H04N19/154 ,  H04N19/17 ,  H04N19/174 ,  H04N19/176 ,  H04N19/179 ,  H04N19/44 ,  H04N19/46 ,  H04N19/60 ,  H04N19/61 ,  H04N19/625 ,  H04N19/91

Abstract: An image coding method and apparatus considering human visual characteristics are provided. The image coding method comprises (a) modeling image quality distribution of an input image in units of scenes such that the quality of an image input in units of scenes is gradually lowered from a region of interest to a background region, (b) determining a quantization parameter of each region constituting one scene according to the result of modeling of image quality distribution, (c) quantizing image data in accordance with the quantization parameter, and (d) coding entropy of the quantized image data.