Patents by Inventor Nam-Ryeol Kim
Nam-Ryeol Kim has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20240163234Abstract: Provided is a method of operating a terminal. The method includes determining a profile item applicable to the profile view for the account based on an input received by the terminal and a coordinate indicating a position where the profile item is provided on the profile view. The method includes displaying the profile item on a screen of the terminal based on the determined profile item and the determined coordinate. The method includes receiving an input related to the profile item, and displaying a visual effect corresponding to the input on the screen.Type: ApplicationFiled: November 8, 2023Publication date: May 16, 2024Inventors: Sul Gi KIM, Ji Hwi PARK, Yun Jin KIM, Nam Hee KO, Hye Seon KIM, Bo Young JANG, Seung Yong JI, Jae Ick HWANG, Sun Je BANG, Ji On CHU, Hye Mi LEE, Shin Young LEE, Seung Uk JEONG, Eun Ho SON, Sang Min SEO, Jeong Ryeol CHOI
-
Publication number: 20240129648Abstract: An image sensing device includes: a control circuit coupled between an output terminal of a pixel signal and a high voltage terminal, and configured to generate a control voltage corresponding to a voltage level of the pixel signal; and a current supplying circuit coupled between the output terminal and the high voltage terminal, and configured to supply a pre-charge current, which is configured to be adaptively adjusted according to the voltage level of the pixel signal, to the output terminal based on the control voltage.Type: ApplicationFiled: December 21, 2023Publication date: April 18, 2024Inventors: Yu Jin PARK, Nam Ryeol KIM, Kang Bong SEO, Jeong Eun SONG, Jung Soon SHIN, Seung Hwan LEE
-
Patent number: 11895418Abstract: An image sensing device includes: a control circuit coupled between an output terminal of a pixel signal and a high voltage terminal, and configured to generate a control voltage corresponding to a voltage level of the pixel signal; and a current supplying circuit coupled between the output terminal and the high voltage terminal, and configured to supply a pre-charge current, which is configured to be adaptively adjusted according to the voltage level of the pixel signal, to the output terminal based on the control voltage.Type: GrantFiled: September 7, 2021Date of Patent: February 6, 2024Assignee: SK hynix Inc.Inventors: Yu Jin Park, Nam Ryeol Kim, Kang Bong Seo, Jeong Eun Song, Jung Soon Shin, Seung Hwan Lee
-
Patent number: 11750933Abstract: Disclosed is an image sensing device including a first pixel group including at least one first half-shading pixel and at least one first normal pixel, and an image processor suitable for using a first pixel signal, which is generated from the first half-shading pixel during a first period, as phase information, and using a first pixel signal, which is generated from the first half-shading pixel during a second period, as dynamic range information.Type: GrantFiled: April 23, 2021Date of Patent: September 5, 2023Assignee: SK hynix Inc.Inventors: Yu Jin Park, Jae Hyun Im, Nam Ryeol Kim, Tae Hyun Kim, Seong Hee Park, Kang Bong Seo, Jung Soon Shin
-
Patent number: 11587961Abstract: An image sensor is disclosed, which relates to technology for detecting the distance to a target object. The image sensor includes a first tap configured to capture and accumulate signal carriers, and a second tap spaced apart a set distance from the first tap. The first tap and the second tap are disposed in a diagonal direction at opposite vertex regions of a unit pixel.Type: GrantFiled: September 4, 2020Date of Patent: February 21, 2023Assignee: SK hynix Inc.Inventors: Yu Jin Park, Kang Bong Seo, Nam Ryeol Kim, Jung Soon Shin
-
Patent number: 11570386Abstract: Disclosed is an image sensing device and an operating method thereof, and the image sensing device may include a first unit pixel circuit disposed in a first row, including a first floating diffusion node, and suitable for outputting a first pixel signal through a column line, a second unit pixel circuit disposed in a second row, including a second floating diffusion node, and suitable for outputting a second pixel signal through the column line, and a first coupling circuit suitable for selectively coupling the first floating diffusion node to the second floating diffusion node based on a first mode control signal.Type: GrantFiled: March 24, 2021Date of Patent: January 31, 2023Assignee: SK hynix Inc.Inventors: Jung Soon Shin, Nam Ryeol Kim, Yu Jin Park, Kang Bong Seo
-
Publication number: 20220286637Abstract: An image sensing device includes: a control circuit coupled between an output terminal of a pixel signal and a high voltage terminal, and configured to generate a control voltage corresponding to a voltage level of the pixel signal; and a current supplying circuit coupled between the output terminal and the high voltage terminal, and configured to supply a pre-charge current, which is configured to be adaptively adjusted according to the voltage level of the pixel signal, to the output terminal based on the control voltage.Type: ApplicationFiled: September 7, 2021Publication date: September 8, 2022Inventors: Yu Jin PARK, Nam Ryeol KIM, Kang Bong SEO, Jeong Eun SONG, Jung Soon SHIN, Seung Hwan LEE
-
Patent number: 11394915Abstract: Disclosed are an image sensing device and an operating method thereof, and the image sensing device may include a charge sensing element suitable for generating first charges, which correspond to incident light, based on a photo control signal; a reset element suitable for resetting the charge sensing element based on a reset signal; a floating diffusion node suitable for accumulating the first charges; a compensation element suitable for selectively supplying a compensation current to the floating diffusion node based on a compensation control signal; and a selection element suitable for outputting a pixel signal, which corresponds to a voltage on the floating diffusion node, to a readout line based on a selection signal.Type: GrantFiled: September 16, 2020Date of Patent: July 19, 2022Assignee: SK hynix Inc.Inventors: Yu Jin Park, Nam Ryeol Kim, Kang Bong Seo, Sung Uk Seo, Jung Soon Shin
-
Publication number: 20220141378Abstract: Disclosed is an image sensing device including a first pixel group including at least one first half-shading pixel and at least one first normal pixel, and an image processor suitable for using a first pixel signal, which is generated from the first half-shading pixel during a first period, as phase information, and using a first pixel signal, which is generated from the first half-shading pixel during a second period, as dynamic range information.Type: ApplicationFiled: April 23, 2021Publication date: May 5, 2022Inventors: Yu Jin PARK, Jae Hyun IM, Nam Ryeol KIM, Tae Hyun KIM, Seong Hee PARK, Kang Bong SEO, Jung Soon SHIN
-
Publication number: 20220124266Abstract: Disclosed is an image sensing device and an operating method thereof, and the image sensing device may include a first unit pixel circuit disposed in a first row, including a first floating diffusion node, and suitable for outputting a first pixel signal through a column line, a second unit pixel circuit disposed in a second row, including a second floating diffusion node, and suitable for outputting a second pixel signal through the column line, and a first coupling circuit suitable for selectively coupling the first floating diffusion node to the second floating diffusion node based on a first mode control signal,Type: ApplicationFiled: March 24, 2021Publication date: April 21, 2022Inventors: Jung Soon SHIN, Nam Ryeol KIM, Yu Jin PARK, Kang Bong SEO
-
Publication number: 20210335868Abstract: An image sensor is disclosed, which relates to technology for detecting the distance to a target object. The image sensor includes a first tap configured to capture and accumulate signal carriers, and a second tap spaced apart a set distance from the first tap. The first tap and the second tap are disposed in a diagonal direction at opposite vertex regions of a unit pixel.Type: ApplicationFiled: September 4, 2020Publication date: October 28, 2021Inventors: Yu Jin PARK, Kang Bong SEO, Nam Ryeol KIM, Jung Soon SHIN
-
Publication number: 20210314511Abstract: Disclosed are an image sensing device and an operating method thereof, and the image sensing device may include a charge sensing element suitable for generating first charges, which correspond to incident light, based on a photo control signal; a reset element suitable for resetting the charge sensing element based on a reset signal; a floating diffusion node suitable for accumulating the first charges; a compensation element suitable for selectively supplying a compensation current to the floating diffusion node based on a compensation control signal; and a selection element suitable for outputting a pixel signal, which corresponds to a voltage on the floating diffusion node, to a readout line based on a selection signal.Type: ApplicationFiled: September 16, 2020Publication date: October 7, 2021Inventors: Yu Jin PARK, Nam Ryeol KIM, Kang Bong SEO, Sung Uk SEO, Jung Soon SHIN
-
Patent number: 8482647Abstract: A CMOS image sensor includes: a plurality of CDS/PGAs (correlating double sampling/programmable gain amplifiers) for processing output signals of pixels corresponding to same colors on different paths; and an offset difference removing part for removing offset difference that occurs when the same color signals are processed on the different paths, wherein the offset difference removing part includes: a dummy pixel array where light is shielded; a unit for reading signals of the dummy pixel array through the CDS/PGAs and storing average offset values for each path; and a signal synthesizing unit for synthesizing the average offset values and signals of an effective pixel array, which are read through the respective CDS/PGAs, and outputting signals of which offset difference is removed.Type: GrantFiled: September 23, 2011Date of Patent: July 9, 2013Assignee: Intellectual Ventures II LLCInventors: Nam-Ryeol Kim, Song-Yl Kim, Chang-Min Bae, Hack-Soo Oh
-
Publication number: 20120013774Abstract: A CMOS image sensor includes: a plurality of CDS/PGAs (correlating double sampling/programmable gain amplifiers) for processing output signals of pixels corresponding to same colors on different paths; and an offset difference removing part for removing offset difference that occurs when the same color signals are processed on the different paths, wherein the offset difference removing part includes: a dummy pixel array where light is shielded; a unit for reading signals of the dummy pixel array through the CDS/PGAs and storing average offset values for each path; and a signal synthesizing unit for synthesizing the average offset values and signals of an effective pixel array, which are read through the respective CDS/PGAs, and outputting signals of which offset difference is removed.Type: ApplicationFiled: September 23, 2011Publication date: January 19, 2012Applicant: INTELLECTUAL VENTURES II, LLCInventors: Nam-Ryeol Kim, Song-YI Kim, Chang-Min Bae, Hack-Soo Oh
-
Patent number: 8045029Abstract: A CMOS image sensor includes: a plurality of CDS/PGAs (correlating double sampling/programmable gain amplifiers) for processing output signals of pixels corresponding to same colors on different paths; and an offset difference removing part for removing offset difference that occurs when the same color signals are processed on the different paths, wherein the offset difference removing part includes: a dummy pixel array where light is shielded; a unit for reading signals of the dummy pixel array through the CDS/PGAs and storing average offset values for each path; and a signal synthesizing unit for synthesizing the average offset values and signals of an effective pixel array, which are read through the respective CDS/PGAs, and outputting signals of which offset difference is removed.Type: GrantFiled: April 25, 2005Date of Patent: October 25, 2011Assignee: Intellectual Ventures II LLCInventors: Nam-Ryeol Kim, Song-Yi Kim, Chang-Min Bae, Hack-Soo Oh
-
Patent number: 7956908Abstract: A read-out circuit of an image sensor is provided. The read-out circuit includes: a CDS block, including: a plurality of reset capacitors storing inputted reset values of pixels; a plurality of signal capacitors storing inputted signal values of the pixels; a plurality of reset driving devices outputting the reset values stored into the reset capacitors; a plurality of signal driving devices outputting the signal values stored into the signal capacitors; and a plurality of capacitor equalization devices equalizing electric potential levels of the reset capacitors and the signal capacitors; a reset line transferring reset value output signals of the CDS block; a signal line transferring signal value output signals of the CDS block; a differential amplification unit amplifying a difference between the individual reset value output signal and the individual signal value output signal; and a line equalization device equalizing electric potential levels of the reset line and signal line.Type: GrantFiled: September 7, 2005Date of Patent: June 7, 2011Assignee: Crosstek Capital, LLCInventor: Nam-Ryeol Kim
-
Publication number: 20090251583Abstract: Disclosed herein is an image sensor for removing a horizontal noise. The image sensor includes a pixel array including a plurality of unit pixels located at every row or column; an analog bus located at every row or column, for transferring output signals of the pixel array; and a readout circuit for reading the output signals of the pixel array loaded on the analog bus, wherein the readout circuit includes: a plurality of first transistors having a drain connected to the column analog bus and a source connected to a supply voltage; and a second transistor having a drain connected to a gate of the second transistor and gates of the first transistors, and a source connected to the supply voltage, wherein, a size of the second transistor is larger than a size of the first transistor.Type: ApplicationFiled: April 13, 2009Publication date: October 8, 2009Inventors: Young-Jin Kim, Nam-Ryeol Kim
-
Patent number: 7518647Abstract: Disclosed herein is an image sensor for removing a horizontal noise. The image sensor includes a pixel array including a plurality of unit pixels located at every row or column; an analog bus located at every row or column, for transferring output signals of the pixel array; and a readout circuit for reading the output signals of the pixel array loaded on the analog bus, wherein the readout circuit includes: a plurality of first transistors having a drain connected to the column analog bus and a source connected to a supply voltage; and a second transistor having a drain connected to a gate of the second transistor and gates of the first transistors, and a source connected to the supply voltage, wherein, a size of the second transistor is larger than a size of the first transistor.Type: GrantFiled: October 28, 2005Date of Patent: April 14, 2009Assignee: MagnaChip Semiconductor, Ltd.Inventors: Young-Jin Kim, Nam-Ryeol Kim
-
Publication number: 20060109362Abstract: Disclosed herein is an image sensor for removing a horizontal noise. The image sensor includes a pixel array including a plurality of unit pixels located at every row or column; an analog bus located at every row or column, for transferring output signals of the pixel array; and a readout circuit for reading the output signals of the pixel array loaded on the analog bus, wherein the readout circuit includes: a plurality of first transistors having a drain connected to the column analog bus and a source connected to a supply voltage; and a second transistor having a drain connected to a gate of the second transistor and gates of the first transistors, and a source connected to the supply voltage, wherein, a size of the second transistor is larger than a size of the first transistor.Type: ApplicationFiled: October 28, 2005Publication date: May 25, 2006Inventors: Young-Jin Kim, Nam-Ryeol Kim
-
Publication number: 20060061675Abstract: A read-out circuit of an image sensor is provided. The read-out circuit includes: a CDS block, including: a plurality of reset capacitors storing inputted reset values of pixels; a plurality of signal capacitors storing inputted signal values of the pixels; a plurality of reset driving devices outputting the reset values stored into the reset capacitors; a plurality of signal driving devices outputting the signal values stored into the signal capacitors; and a plurality of capacitor equalization devices equalizing electric potential levels of the reset capacitors and the signal capacitors; a reset line transferring reset value output signals of the CDS block; a signal line transferring signal value output signals of the CDS block; a differential amplification unit amplifying a difference between the individual reset value output signal and the individual signal value output signal; and a line equalization device equalizing electric potential levels of the reset line and signal line.Type: ApplicationFiled: September 7, 2005Publication date: March 23, 2006Inventor: Nam-Ryeol Kim