Patents by Inventor Cha-Jea Jo

Cha-Jea Jo 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: 10373935
    Abstract: A semiconductor package includes: a first semiconductor chip in which a through-electrode is provided; a second semiconductor chip connected to a top surface of the first semiconductor chip; a first connection bump attached to a bottom surface of the first semiconductor chip and including a first pillar structure and a first solder layer; and a second connection bump located between the first semiconductor chip and the second semiconductor chip, configured to electrically connect the first semiconductor chip and the second semiconductor chip, and including a second pillar structure and a second solder layer.
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: August 6, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-kyoung Seo, Cha-jea Jo, Soo-hyun Ha
  • Publication number: 20190174087
    Abstract: A substrate structure for an image sensor module includes a module substrate including a sensor mounting hole, a reinforcing plate on a lower surface of the module substrate, an image sensor chip on the reinforcing plate within the sensor mounting hole, and a reinforcing pattern in the module substrate. The reinforcing plate covers the sensor mounting hole. An upper surface of the image sensor chip may be exposed by the module substrate. The reinforcing pattern is adjacent to the sensor mounting hole and extends in at least one direction.
    Type: Application
    Filed: September 12, 2018
    Publication date: June 6, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Ji-Hwang KIM, Hyo-Eun KIM, Jong-Bo SHIM, Cha-Jea JO, Sang-Uk HAN
  • Publication number: 20190103432
    Abstract: A semiconductor package includes a package substrate, an image sensor disposed on the package substrate, and a bonding layer disposed between the package substrate and the image sensor, and including a first region and a second region, the second region has a modulus of elasticity lower than that of the first region and is disposed on a periphery of the first region.
    Type: Application
    Filed: April 13, 2018
    Publication date: April 4, 2019
    Inventors: Jong Bo Shim, Cha Jea Jo, Sang Uk Han
  • Patent number: 10224272
    Abstract: A semiconductor package includes a substrate, a rewiring layer, a plurality of semiconductor chip stack structures, and a second semiconductor chip. The rewiring layer is disposed on an upper surface of the substrate. The rewiring layer includes a concave portion. The semiconductor chip stack structures include a plurality of first semiconductor chips. The first semiconductor chips are disposed on the rewiring layer. The first semiconductor chips are spaced apart from each other in a horizontal direction. The second semiconductor chip is disposed within the concave portion. The second semiconductor chip is configured to electrically connect each of the plurality of semiconductor chip stack structures to each other.
    Type: Grant
    Filed: June 11, 2018
    Date of Patent: March 5, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji-Hwang Kim, Jong-Bo Shim, Cha-Jea Jo, Won-Il Lee
  • Publication number: 20180374825
    Abstract: A semiconductor package includes: a first semiconductor chip in which a through-electrode is provided; a second semiconductor chip connected to a top surface of the first semiconductor chip; a first connection bump attached to a bottom surface of the first semiconductor chip and including a first pillar structure and a first solder layer; and a second connection bump located between the first semiconductor chip and the second semiconductor chip, configured to electrically connect the first semiconductor chip and the second semiconductor chip, and including a second pillar structure and a second solder layer.
    Type: Application
    Filed: August 28, 2018
    Publication date: December 27, 2018
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sun-kyoung SEO, Cha-jea JO, Soo-hyun HA
  • Patent number: 10141286
    Abstract: Methods of manufacturing a semiconductor package are provided. The methods may include manufacturing a semiconductor chip in a first semiconductor manufacturing environment and mounting the semiconductor chip on an upper surface of a printed circuit board. The method may also include forming a molding member in a second semiconductor manufacturing environment that is different from the first semiconductor manufacturing environment, forming a capping member including a material different from the molding member and covering an exposed outer surface of the molding member, and attaching a carrier substrate onto the capping member. The semiconductor chip may be between the printed circuit board and the carrier substrate. The method may further include forming a redistribution line layer on a lower surface of the printed circuit board in a third semiconductor manufacturing environment, forming an external connection member on the redistribution line layer, and removing the carrier substrate.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: November 27, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Won-Il Lee, Cha-Jea Jo, Ji-Hwang Kim
  • Patent number: 10134702
    Abstract: The semiconductor chip including a semiconductor device layer including a pad region and a cell region, a plurality of uppermost wirings formed on the semiconductor device layer to be arranged at an equal distance in the cell region, a passivation layer formed in the cell region and the pad region, and a plurality of thermal bumps disposed on the passivation layer to be electrically insulated from the plurality of uppermost wirings may be provided. The semiconductor device layer may include a plurality of through silicon via (TSV) structures in the pad region. The plurality of uppermost wirings may extend in parallel along one direction and have a same width. The passivation layer may cover at least a top surface of the plurality of uppermost wirings in the cell region and includes a top surface having a wave shape.
    Type: Grant
    Filed: April 24, 2017
    Date of Patent: November 20, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-kyoung Seo, Seung-kwan Ryu, Cha-jea Jo, Tae-Je Cho
  • Publication number: 20180315740
    Abstract: A semiconductor device package includes a first semiconductor package, a second semiconductor package, and an interposer between the first and second semiconductor packages. The first semiconductor package includes a first semiconductor package substrate and a first semiconductor chip. The second semiconductor package includes a second semiconductor package substrate and a second semiconductor chip. The interposer electrically connects the first semiconductor package to the second semiconductor package and includes a first interposer hole passing through the interposer. The first semiconductor chip includes a second portion which protrudes from a first portion, and the first portion is inserted into the first interposer hole.
    Type: Application
    Filed: December 21, 2017
    Publication date: November 1, 2018
    Inventors: Yun Hyeok IM, Hee Seok LEE, Taek Kyun SHIN, Cha Jea JO
  • Publication number: 20180294216
    Abstract: A semiconductor package includes a substrate, a rewiring layer, a plurality of semiconductor chip stack structures, and a second semiconductor chip. The rewiring layer is disposed on an upper surface of the substrate. The rewiring layer includes a concave portion. The semiconductor chip stack structures include a plurality of first semiconductor chips. The first semiconductor chips are disposed on the rewiring layer. The first semiconductor chips are spaced apart from each other in a horizontal direction. The second semiconductor chip is disposed within the concave portion. The second semiconductor chip is configured to electrically connect each of the plurality of semiconductor chip stack structures to each other.
    Type: Application
    Filed: June 11, 2018
    Publication date: October 11, 2018
    Inventors: JI-HWANG KIM, JONG-BO SHIM, CHA-JEA JO, WON-IL LEE
  • Patent number: 10083939
    Abstract: A semiconductor package includes: a first semiconductor chip in which a through-electrode is provided; a second semiconductor chip connected to a top surface of the first semiconductor chip; a first connection bump attached to a bottom surface of the first semiconductor chip and including a first pillar structure and a first solder layer; and a second connection bump located between the first semiconductor chip and the second semiconductor chip, configured to electrically connect the first semiconductor chip and the second semiconductor chip, and including a second pillar structure and a second solder layer.
    Type: Grant
    Filed: January 31, 2017
    Date of Patent: September 25, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sun-kyoung Seo, Cha-jea Jo, Soo-hyun Ha
  • Patent number: 10026724
    Abstract: A method of manufacturing a semiconductor package includes forming at least two partial package chip stacks, each partial package chip stack including at least two semiconductor chips each including a plurality of through substrate vias (TSVs), and including a first mold layer surrounding side surfaces of the at least two semiconductor chips, and sequentially mounting the at least two partial package chip stacks on a package substrate in a direction vertical to a top surface of the package substrate, such that the at least two partial package chip stacks include a first partial package chip stack and a second partial package chip stack directly connected to the first partial package chip stack.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: July 17, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji-hwang Kim, Jong-bo Shim, Sang-uk Han, Cha-jea Jo, Gun-ho Chang
  • Patent number: 9997446
    Abstract: A semiconductor package includes a substrate, a rewiring layer, a plurality of semiconductor chip stack structures, and a second semiconductor chip. The rewiring layer is disposed on an upper surface of the substrate. The rewiring layer includes a concave portion. The semiconductor chip stack structures include a plurality of first semiconductor chips. The first semiconductor chips are disposed on the rewiring layer. The first semiconductor chips are spaced apart from each other in a horizontal direction. The second semiconductor chip is disposed within the concave portion. The second semiconductor chip is configured to electrically connect each of the plurality of semiconductor chip stack structures to each other.
    Type: Grant
    Filed: March 24, 2017
    Date of Patent: June 12, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji-Hwang Kim, Jong-Bo Shim, Cha-Jea Jo, Won-Il Lee
  • Publication number: 20180145104
    Abstract: An image sensor package includes an image sensor chip on a package substrate, a logic chip on the package substrate and perpendicularly overlapping the image sensor chip, and a memory chip on the package substrate and perpendicularly overlapping the image sensor chip and logic chip. The logic chip processes a pixel signal output from the image sensor chip. The memory chip is electrically connected to the image sensor chip through a conductive wire and stores at least one of the pixel signal from the image sensor chip or a pixel signal processed by the logic chip. The memory chip receives the pixel signal output from the image sensor chip through the conductive wire and receives the pixel signal processed by the logic chip through the image sensor chip and the conductive wire.
    Type: Application
    Filed: June 29, 2017
    Publication date: May 24, 2018
    Inventors: Ji-hwang KIM, Jong-bo SHIM, Sang-uk HAN, Cha-jea JO, Won-il LEE
  • Publication number: 20180061812
    Abstract: Methods of manufacturing a semiconductor package are provided. The methods may include manufacturing a semiconductor chip in a first semiconductor manufacturing environment and mounting the semiconductor chip on an upper surface of a printed circuit board. The method may also include forming a molding member in a second semiconductor manufacturing environment that is different from the first semiconductor manufacturing environment, forming a capping member including a material different from the molding member and covering an exposed outer surface of the molding member, and attaching a carrier substrate onto the capping member. The semiconductor chip may be between the printed circuit board and the carrier substrate. The method may further include forming a redistribution line layer on a lower surface of the printed circuit board in a third semiconductor manufacturing environment, forming an external connection member on the redistribution line layer, and removing the carrier substrate.
    Type: Application
    Filed: April 27, 2017
    Publication date: March 1, 2018
    Inventors: WON-IL LEE, CHA-JEA JO, JI-HWANG KIM
  • Publication number: 20180040548
    Abstract: A semiconductor package includes a substrate, a rewiring layer, a plurality of semiconductor chip stack structures, and a second semiconductor chip. The rewiring layer is disposed on an upper surface of the substrate. The rewiring layer includes a concave portion. The semiconductor chip stack structures include a plurality of first semiconductor chips. The first semiconductor chips are disposed on the rewiring layer. The first semiconductor chips are spaced apart from each other in a horizontal direction. The second semiconductor chip is disposed within the concave portion. The second semiconductor chip is configured to electrically connect each of the plurality of semiconductor chip stack structures to each other.
    Type: Application
    Filed: March 24, 2017
    Publication date: February 8, 2018
    Inventors: JI-HWANG KIM, JONG-BO SHIM, CHA-JEA JO, WON-IL LEE
  • Publication number: 20180006006
    Abstract: A method of manufacturing a semiconductor package includes forming at least two partial package chip stacks, each partial package chip stack including at least two semiconductor chips each including a plurality of through substrate vias (TSVs), and including a first mold layer surrounding side surfaces of the at least two semiconductor chips, and sequentially mounting the at least two partial package chip stacks on a package substrate in a direction vertical to a top surface of the package substrate, such that the at least two partial package chip stacks include a first partial package chip stack and a second partial package chip stack directly connected to the first partial package chip stack.
    Type: Application
    Filed: February 27, 2017
    Publication date: January 4, 2018
    Inventors: Ji-hwang Kim, Jong-bo Shim, Sang-uk Han, Cha-jea Jo, Gun-ho Chang
  • Publication number: 20170338206
    Abstract: A semiconductor package includes: a first semiconductor chip in which a through-electrode is provided; a second semiconductor chip connected to a top surface of the first semiconductor chip; a first connection bump attached to a bottom surface of the first semiconductor chip and including a first pillar structure and a first solder layer; and a second connection bump located between the first semiconductor chip and the second semiconductor chip, configured to electrically connect the first semiconductor chip and the second semiconductor chip, and including a second pillar structure and a second solder layer.
    Type: Application
    Filed: January 31, 2017
    Publication date: November 23, 2017
    Inventors: Sun-kyoung SEO, Cha-jea JO, Soo-hyun HA
  • Publication number: 20170330767
    Abstract: A method of fabricating an interposer includes: providing a carrier substrate; forming a unit redistribution layer on the carrier substrate, the unit redistribution layer including a conductive via plug and a conductive redistribution line; and removing the carrier substrate from the unit redistribution layer. The formation of the unit redistribution layer includes: forming a first photosensitive pattern layer including a first via hole pattern; forming a second photosensitive pattern layer including a second via hole pattern and a redistribution pattern on the first photosensitive pattern layer; at least partially filling insides of the first via hole pattern, the second via hole pattern, and the redistribution pattern with a conductive material; and performing planarization to make a top surface of the unit redistribution layer flat.
    Type: Application
    Filed: May 4, 2017
    Publication date: November 16, 2017
    Inventors: Un-Byoung Kang, Tae-Je CHO, Hyuek-Jae Lee, Cha-Jea Jo
  • Publication number: 20170236798
    Abstract: An apparatus for stacking semiconductor chips includes a push member configured to apply pressure to a semiconductor chip disposed on a substrate. The push member includes a push plate configured to contact the semiconductor chip, and a push rod connected to the push plate. The push plate includes a central portion having an area smaller than an area of an upper side of the semiconductor chip, and a plurality of protrusions disposed at respective ends of the central portion.
    Type: Application
    Filed: November 11, 2016
    Publication date: August 17, 2017
    Inventors: GUN-AH LEE, Jl-HWAN HWANG, CHA-JEA JO, DONG-HAN KIM, SEUNG-KON MOK
  • Publication number: 20170229412
    Abstract: The semiconductor chip including a semiconductor device layer including a pad region and a cell region, a plurality of uppermost wirings formed on the semiconductor device layer to be arranged at an equal distance in the cell region, a passivation layer formed in the cell region and the pad region, and a plurality of thermal bumps disposed on the passivation layer to be electrically insulated from the plurality of uppermost wirings may be provided. The semiconductor device layer may include a plurality of through silicon via (TSV) structures in the pad region. The plurality of uppermost wirings may extend in parallel along one direction and have a same width. The passivation layer may cover at least a top surface of the plurality of uppermost wirings in the cell region and includes a top surface having a wave shape.
    Type: Application
    Filed: April 24, 2017
    Publication date: August 10, 2017
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sun-kyoung SEO, Seung-kwan RYU, Cha-jea JO, Tae-Je CHO