Patents by Inventor Yoon-dong Park

Yoon-dong Park 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).

  • Patent number: 10602086
    Abstract: A method of operating a three-dimensional image sensor may include: obtaining position information of an object using light emitted by a light source module, the three-dimensional image sensor including the light source module having a light source and a lens; and adjusting a relative position of the light source to the lens based on the obtained position information of the object. A method of operating an image sensor may include: obtaining position information of an object using light emitted by a light source module, the image sensor including the light source module; and adjusting an emission angle of the light emitted by the light source module based on the obtained position information.
    Type: Grant
    Filed: October 14, 2015
    Date of Patent: March 24, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung-Hyuk Chang, Yoon-Dong Park, Yong-Jei Lee
  • Patent number: 10027419
    Abstract: A memory system includes a memory controller, a plurality of memory modules, and a memory bus connecting the memory controller and the plurality of memory modules. The memory bus includes at least one polarization-controlled optical channel configured to control a polarization of transmission light in response to a plurality of selection signals in order to transfer the transmission light to a target memory module among the plurality of memory modules. The transmission light is linearly-polarized light provided from the memory controller, and the plurality of selection signals correspond to the plurality of memory modules, respectively.
    Type: Grant
    Filed: December 31, 2014
    Date of Patent: July 17, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Amir Hossein Nejadmalayeri, Yoon-Dong Park
  • Patent number: 9954134
    Abstract: An optical biosensor, and a method of manufacturing the same, includes a first layer, a second layer stacked on the first layer, a first grating coupler within the first layer and the second layer, and a second grating coupler within the first layer. The first grating coupler is configured to couple a light pattern provided to a front side of the optical biosensor. The second grating coupler is configured to output the light pattern coupled by the first grating coupler to a photoelectric conversion element on a rear side of the optical biosensor.
    Type: Grant
    Filed: November 5, 2013
    Date of Patent: April 24, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyoung Won Na, Yoon Dong Park, Sung Dong Suh, Dong Mo Im
  • Patent number: 9829983
    Abstract: A mobile system may comprise a three-dimensional (3D) image sensor on a first surface of the mobile system configured to perform a first sensing to detect proximity of a subject and a second sensing to recognize a gesture of the subject by acquiring distance information for the subject; and/or a display device on the first surface of the mobile system to display results of the first sensing and the second sensing. A mobile system may comprise a light source unit; a plurality of depth pixels; and/or a plurality of color pixels. The light source unit, the plurality of depth pixels, or the plurality of color pixels may be activated based on an operation mode of the mobile system.
    Type: Grant
    Filed: October 23, 2013
    Date of Patent: November 28, 2017
    Assignee: Samsung Electronic Co., Ltd.
    Inventors: Yoon-Dong Park, Won-Joo Kim, Young-Gu Jin, Dong-Wook Kwon, Kyung-Il Kim, Min-Ho Kim, Gi-Sang Lee, Sang-Bo Lee, Jin-Kyung Lee, Jin-Wuk Choi
  • Patent number: 9800814
    Abstract: The image sensor includes a pixel array including a plurality of unit pixels each including a single transistor and a photodiode connected to a body of the single transistor, a row driver block configured to enable one of a plurality of rows in the pixel array to enter a readout mode, and a readout block configured to sense and amplify a pixel signal output from each of a plurality of unit pixels included in the row that has entered the readout mode.
    Type: Grant
    Filed: August 3, 2015
    Date of Patent: October 24, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young Gu Jin, Ju Hwan Jung, Yoon Dong Park
  • Patent number: 9673237
    Abstract: A depth pixel of a three-dimensional image sensor includes a first photo gate which is turned on/off in response to a first photo control signal, a first photo detection area configured to generate first charges based on a received light reflected from a subject when the first photo gate is turned on, a first transmission gate which is turned on/off in response to a first transmission control signal, a first floating diffusion area configured to accumulate the first charges generated from the first photo detection area when the first transmission gate is turned on, and a first compensation unit configured to generate second charges which are different from the first charges based on ambient light components included in the received light to supply the second charges to the first floating diffusion area.
    Type: Grant
    Filed: December 10, 2013
    Date of Patent: June 6, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seoung-Hyun Kim, Yoon-Dong Park, Yong-Jei Lee, Joo-Yeong Gong, Hee-Woo Park, Seung-Won Cha, Sung-Chul Kim
  • Publication number: 20170026590
    Abstract: A pixel array includes color pixels that have a layout, and depth pixels having a layout that starts from the layout of the color pixels. Photodiodes of adjacent depth pixels can be joined to form larger depth pixels, while still efficiently exploiting the layout of the color pixels. Moreover, some embodiments are constructed so as to enable freeze-frame shutter operation of the pixel array.
    Type: Application
    Filed: October 3, 2016
    Publication date: January 26, 2017
    Inventors: Yibing Michelle WANG, Dong-Ki MIN, Ilia OVSIANNIKOV, Yoon-Dong PARK
  • Patent number: 9459414
    Abstract: An optical coupling system is provided which includes a first layer structure and a second layer structure. The first layer structure includes a plurality of layers sequentially stacked on a substrate, and is configured to compresses a beam emitted from a light source along a direction substantially perpendicular to a top surface of the substrate. The second layer structure is formed on the substrate, and is configured to compresses the beam, having passed through the first layer structure, along a direction substantially parallel to the top surface of the substrate.
    Type: Grant
    Filed: January 24, 2014
    Date of Patent: October 4, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-Dong Suh, Kyoung-Won Na, Yoon-Dong Park, Beom-Suk Lee, Dong-Mo Im
  • Patent number: 9366635
    Abstract: An optical biosensor may include a biosensing unit, detection unit, and signal processing unit. The biosensing unit may be configured for receiving first and second optical signals (which are generated from a phase-modulated optical signal), outputting a sensing signal by transmitting the first optical signal via a first optical path that includes a sensing resonator, and outputting a reference signal by transmitting the second optical signal via a second optical path that includes a reference resonator. The detection unit may be configured for receiving the sensing signal and the reference signal, detecting a phase element of each of the sensing signal and the reference signal through a signal demodulation operation, and detecting a phase difference between the sensing signal and the reference signal according to the detected phase elements. The signal processing unit may be configured for calculating the concentration of a bio-material based on the detected phase difference.
    Type: Grant
    Filed: February 26, 2014
    Date of Patent: June 14, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-dong Suh, Kyoung-won Na, Yoon-dong Park, Dong-mo Im, Ju-hwan Jung, Seok-yong Hong
  • Patent number: 9344657
    Abstract: A depth pixel of an image sensor includes a depth sensing element configured to generate first charges that are photo-electrically converted from a light reflected from an object, a first floating diffusion node configured to receive the first charges from the depth sensing element, a second floating diffusion node configured to output second charges corresponding to a component of a reflection light where a component of an ambient light is cancelled, and an ambient light cancellation circuit configured to detect the ambient light to control a barrier level of a charge transfer path between the first floating diffusion node and the second floating diffusion node in response to the ambient light.
    Type: Grant
    Filed: November 29, 2013
    Date of Patent: May 17, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seoung-Hyun Kim, Yoon-Dong Park, Yong-Jei Lee, Joo-Yeong Gong, Hee-Woo Park, Seung-Won Cha
  • Patent number: 9297849
    Abstract: A wafer test system includes an input device configured to transmit a test signal, a wafer including an optical port, an input port configured to receive the test signal, and an output port configured to output a result signal based on the test signal, a measuring device configured to measure the result signal, and an alignment device configured to align an optical fiber port of an optical probe with an alignment port based on the result signal and then align the optical fiber port with the optical port. The alignment port is the input port or the output port. The optical probe is configured to be the input device when the input port is the alignment port and the optical probe is configured to be the measuring device when the output port is the alignment port.
    Type: Grant
    Filed: January 21, 2014
    Date of Patent: March 29, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong Jae Shin, Yoon Dong Park, Sang Hun Choi, Kyoung Ho Ha
  • Patent number: 9294702
    Abstract: A method of operating an image sensor includes: thermoelectrically cooling a pixel using a thermoelectric element having a thermoelectric-junction integrated to the pixel; and performing a photoelectric conversion operation using the thermoelectric element. An image sensor includes a pixel and a readout circuit. The pixel includes a thermoelectric element having a thermoelectric-junction, and the readout circuit is configured to control the pixel such that the thermoelectric element performs a thermoelectric-cooling operation and a photoelectric conversion operation.
    Type: Grant
    Filed: November 7, 2013
    Date of Patent: March 22, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae Yon Lee, Jung Kyu Jung, Yoon Dong Park, Hyun Seok Lee
  • Publication number: 20160037094
    Abstract: A method of operating a three-dimensional image sensor may include: obtaining position information of an object using light emitted by a light source module, the three-dimensional image sensor including the light source module having a light source and a lens; and adjusting a relative position of the light source to the lens based on the obtained position information of the object. A method of operating an image sensor may include: obtaining position information of an object using light emitted by a light source module, the image sensor including the light source module; and adjusting an emission angle of the light emitted by the light source module based on the obtained position information.
    Type: Application
    Filed: October 14, 2015
    Publication date: February 4, 2016
    Inventors: Seung-Hyuk CHANG, Yoon-Dong PARK, Yong-Jei LEE
  • Patent number: 9232163
    Abstract: A depth pixel includes a photo detection unit, an ambient light removal current source, a driving transistor and a select transistor. The photo detection unit is configured to generate a light current based on a received light reflected from a subject, the received light including an ambient light component. The ambient light removal current source configured to generate a compensation current indicating the ambient light component in response to a power supply and at least one compensation control signal. The driving transistor is configured to amplify an effective voltage corresponding to the light current and the compensation current. The select transistor configured to output the amplified effective voltage in response to a selection signal, the amplified effective voltage indicating a depth of the subject.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: January 5, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eric R. Fossum, Yibing Michelle Wang, Tae-Yon Lee, Yoon-Dong Park
  • Patent number: 9225922
    Abstract: In a method of operating an image sensor, a noise voltage of a floating diffusion region is sampled after a reset voltage is applied to the floating diffusion region. A storage region, in which a photo-charge is stored, is electrically connected to the floating diffusion region after sampling the noise voltage, and a demodulation voltage of the floating diffusion region is sampled after the storage region and the floating diffusion region are electrically-connected. A voltage is determined based on the noise voltage and the demodulation voltage.
    Type: Grant
    Filed: July 17, 2012
    Date of Patent: December 29, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae-Yon Lee, Yoon-Dong Park, Yong-Jei Lee, Seoung-Hyun Kim, Joo-Yeong Gong, Sung-Kwon Hong
  • Patent number: 9219168
    Abstract: A multi-layered non-volatile memory device and a method of manufacturing the same. The non-volatile memory device may include a plurality of first semiconductor layers having a stack structure. A plurality of control gate electrodes may extend across the first semiconductor layers. A first body contact layer may extend across the first semiconductor layers. A plurality of charge storage layers may be interposed between the control gate electrodes and the first semiconductor layers.
    Type: Grant
    Filed: January 9, 2013
    Date of Patent: December 22, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kwang-Soo Seol, Yoon-dong Park, Suk-Pil Kim
  • Patent number: 9204143
    Abstract: A motion sensing method is implemented by an image sensor, the image sensor including a first pixel and a second pixel. The method includes outputting a first pixel signal of the first pixel during a first integration time of a frame period, outputting a second pixel signal of the second pixel during a second integration time of the frame period, and generating comparison signals indicative of a sensed moving object by comparing the first pixel signal and the second pixel signal.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: December 1, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yibing Wang, Yoon Dong Park, Dong-Ki Min, Won Ju Kim
  • Publication number: 20150341585
    Abstract: The image sensor includes a pixel array including a plurality of unit pixels each including a single transistor and a photodiode connected to a body of the single transistor, a row driver block configured to enable one of a plurality of rows in the pixel array to enter a readout mode, and a readout block configured to sense and amplify a pixel signal output from each of a plurality of unit pixels included in the row that has entered the readout mode.
    Type: Application
    Filed: August 3, 2015
    Publication date: November 26, 2015
    Inventors: Young Gu JIN, Ju Hwan Jung, Yoon Dong Park
  • Patent number: 9177987
    Abstract: A binary complementary metal-oxide-semiconductor (CMOS) image sensor includes a pixel array and a readout circuit. The pixel array includes at least one pixel having a plurality of sub-pixels. The readout circuit is configured to quantize a pixel signal output from the pixel using a reference signal. The pixel signal corresponds to sub-pixel signals output from sub-pixels, from among the plurality of sub-pixels, activated in response to incident light.
    Type: Grant
    Filed: October 10, 2013
    Date of Patent: November 3, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae-Yon Lee, Ju Hwan Jung, Seok Yong Hong, Tae-Chan Kim, Dong Ki Min, Yoon Dong Park, Sang-Chul Sul, Tae-Seok Oh, Je Il Ryu, Kwang-Hyun Lee, Young-Gu Jin
  • Patent number: 9170204
    Abstract: A sequencing apparatus may include a bio-disk having reaction regions in which nucleic acids are polymerized; a stage configured to revolve around an axis, the stage including optical heads for detecting lights emitted from the plurality of reaction regions due to the polymerization of the nucleic acids; and/or a control unit configured to generate data regarding base sequences of the nucleic acids in the reaction regions based on wavelengths of the lights detected by the plurality of optical heads. An optical head may include a light emitting unit configured to emit light toward a reaction region in which nucleic acids are polymerized; a light receiving unit configured to receive the light emitted by the light emitting unit; a de-multiplexing unit configured to de-multiplex the light received by the light receiving unit; and/or a plurality of photoelectric converting units configured to convert the de-multiplexed light to electrical signals.
    Type: Grant
    Filed: February 26, 2013
    Date of Patent: October 27, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yoon-dong Park, Kyoung-won Na, Sung-dong Suh, Beom-suk Lee, Dong-mo Im