Patents by Inventor Yong Wan Park
Yong Wan 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).
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Publication number: 20240147620Abstract: The present disclosure relates to a printed circuit board including, a first insulating layer, a first metal layer disposed on the first insulating layer, a bridge disposed on the first metal layer and including a bridge insulating layer and a bridge circuit layer, a second insulating layer disposed on the first insulating layer and covering at least a portion of the bridge, a second metal layer disposed on the second insulating layer, and a connecting via penetrating the bridge and the second insulating layer to connect the first metal layer to the second insulating layer. The connecting via is spaced apart from the bridge circuit layer.Type: ApplicationFiled: April 17, 2023Publication date: May 2, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jin Uk LEE, Youn Gyu HAN, Jin Oh PARK, Yong Wan JI, Yong Duk LEE, Eun Sun KIM
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Publication number: 20240145268Abstract: A molding apparatus for fabricating a semiconductor package includes an upper mold including an upper cavity, a first side cavity at a first side of the upper cavity, a second side cavity formed at an opposite second side of the upper cavity, and a first driving part connected to the first side cavity and configured to move the first side cavity in a first direction, and a bottom mold including a bottom cavity configured to receive a molding target including a package substrate and at least one semiconductor chip. A width in the first direction between the first side cavity and the second side cavity may be smaller than a width of the package substrate in the first direction and greater than a width in the first direction between a first boundary and a second boundary of the at least one semiconductor chip.Type: ApplicationFiled: September 15, 2023Publication date: May 2, 2024Inventors: Jun Woo Park, Gyu Hyeong Kim, Seung Hwan Kim, Jung Joo Kim, Jong Wan Kim, Yong Kwan Lee
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Patent number: 11965990Abstract: A lidar sensor device according to an embodiment includes a data generation unit that generates light identification data, an optical modulation unit that generates a plurality of modulated signals for the optical identification data by performing orthogonal frequency division multiplexing (OFDM) modulation on the optical identification data and generates a plurality of laser signals respectively corresponding to the plurality of modulated signals and having different frequencies, and a transmission unit that simultaneously transmits the plurality of laser signals to different measurement points according to the frequencies, respectively.Type: GrantFiled: December 30, 2020Date of Patent: April 23, 2024Assignee: RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITYInventors: Jeong Sook Eom, Gun Zung Kim, Yong Wan Park
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Patent number: 11940223Abstract: According to an embodiment, a wick structure of a heat pipe that is capable of bending while increasing a heat transferring operation limit value is provided by improving the wick structure provided inside the heat pipe.Type: GrantFiled: April 6, 2021Date of Patent: March 26, 2024Assignee: KOREA ATOMIC ENERGY RESEARCH INSTITUTEInventors: Chan Soo Kim, Byung Ha Park, Yong Wan Kim, Sung-Deok Hong, Minhwan Kim
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Patent number: 11929384Abstract: An image sensor may include a first photo-sensing device on a semiconductor substrate and configured to sense light of a first wavelength spectrum, and second and third photo-sensing devices integrated in the semiconductor substrate and configured to sense light of a second and third wavelength spectrum, respectively. The first photo-sensing device may overlap each of the second and third photo-sensing devices in a thickness direction of the semiconductor substrate. The second and third photo-sensing devices do not overlap in the thickness direction and each have an upper surface, a lower surface, and a doped region therebetween. The third photo-sensing device includes an upper surface deeper further from the upper surface of the semiconductor substrate than the upper surface of the second photo-sensing device and a doped region thicker than the doped region of the second photo-sensing device. The image sensor may omit the first photo-sensing device.Type: GrantFiled: March 20, 2023Date of Patent: March 12, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Kyung Bae Park, Yong Wan Jin, Sung Young Yun, Sung Jun Park, Feifei Fang, Chul Joon Heo
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Publication number: 20230305122Abstract: A lidar sensor device according to an embodiment includes a data generation unit that generates light identification data, an optical modulation unit that generates a plurality of modulated signals for the optical identification data by performing orthogonal frequency division multiplexing (OFDM) modulation on the optical identification data and generates a plurality of laser signals respectively corresponding to the plurality of modulated signals and having different frequencies, and a transmission unit that simultaneously transmits the plurality of laser signals to different measurement points according to the frequencies, respectively.Type: ApplicationFiled: December 30, 2020Publication date: September 28, 2023Inventors: Jeong Sook EOM, Gun Zung KIM, Yong Wan PARK
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Patent number: 11761796Abstract: An apparatus for measuring a position according to an embodiment includes a light source emitting light to an inner surface of a pipe, a first lens receiving reflected light from which light emitted by the light source is reflected by the inner surface and converting the reflected light into parallel light parallel to an optical axis, a second lens disposed on an optical path of the parallel light and converting the parallel light into a convergent refracted light, an image sensor disposed on an optical path of the refracted light, one or more elastic members disposed between the first lens and the second lens, and a plurality of wheels that are coupled to a side surface of the first lens and are in close contact with the inner surface to be rotated by movement of the moving body.Type: GrantFiled: December 29, 2020Date of Patent: September 19, 2023Assignee: RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITYInventors: Gun Zung Kim, Yong Wan Park, Jeong Sook Eom
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Publication number: 20230264628Abstract: An active notice device according to an embodiment includes a signal receiver configured to receive a signal generated by the active sensor of the surrounding vehicle, a signal analyzer configured to analyze characteristics of the signal received by the signal receiver, an information generator configured to generate information recognizable by the surrounding vehicle according to user setting, a signal generator configured to amplify and generate characteristics of the signal analyzed by the signal analyzer using the information generated by the information generator, and a signal transmitter configured to transmit the signal amplified and generated by the signal generator to an active sensor of the surrounding vehicle corresponding thereto.Type: ApplicationFiled: February 14, 2023Publication date: August 24, 2023Inventors: Gun Zung KIM, Soo Jung HUR, Jeong Sook EOM, Yong Wan PARK
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Publication number: 20220404177Abstract: An apparatus for measuring a position according to an embodiment includes a light source emitting light to an inner surface of a pipe, a first lens receiving reflected light from which light emitted by the light source is reflected by the inner surface and converting the reflected light into parallel light parallel to an optical axis, a second lens disposed on an optical path of the parallel light and converting the parallel light into a convergent refracted light, an image sensor disposed on an optical path of the refracted light, one or more elastic members disposed between the first lens and the second lens, and a plurality of wheels that are coupled to a side surface of the first lens and are in close contact with the inner surface to be rotated by movement of the moving body.Type: ApplicationFiled: December 29, 2020Publication date: December 22, 2022Inventors: Gun Zung KIM, Yong Wan PARK, Jeong Sook EOM
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Patent number: 10354401Abstract: The present disclosure is a method to measure the distance between the place where the first image is acquired and the target distance after comparing and analyzing the image acquired through vision sensor with the established database. The database stores images of each section and image information by using the vision sensor. The distance measuring method analyzes the characteristics of the images transmitted by a user and the characteristics of the objects on images, compares them with the database, selects the image most similar to the corresponding image from the database, and calculates the distance to the user.Type: GrantFiled: February 6, 2015Date of Patent: July 16, 2019Assignee: INDUSTRY ACADEMIC COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITYInventors: Yong Wan Park, Soo Jung Hur, Jin Seon Song, Chang Hwan Choi
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Publication number: 20170221221Abstract: The present disclosure is a method to measure the distance between the place where the first image is acquired and the target distance after comparing and analyzing the image acquired through vision sensor with the established database. The database stores images of each section and image information by using the vision sensor. The distance measuring method analyzes the characteristics of the images transmitted by a user and the characteristics of the objects on images, compares them with the database, selects the image most similar to the corresponding image from the database, and calculates the distance to the user.Type: ApplicationFiled: February 6, 2015Publication date: August 3, 2017Inventors: Yong Wan PARK, Soo Jung HUR, Jin Seon SONG, Chang Hwan CHOI
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Publication number: 20170115433Abstract: An optical sheet assembly. A first base film has a first pattern layer disposed thereon. A second base film is disposed on one surface of the first base film and has a second pattern layer disposed on a top surface thereof. The second pattern layer abuts and supports a bottom surface of the first base film. A third base film is disposed on one surface of the second base film and has light-scattering beads being contained therein and recesses formed in one surface thereof bonded to the second base film. The second pattern layer is oriented in the same direction as the first pattern layer. The diameters of the recesses are greater than diameters of entrances thereof. Each of the first pattern layer and the second pattern layer includes a plurality of protrusions and a plurality of recesses defined between the protrusions.Type: ApplicationFiled: October 20, 2016Publication date: April 27, 2017Inventors: SANG GUN KIM, YONG WAN PARK, YOUNG GIL MYOUNG, SUNG OH KWON, JAE HWAN YEON, TAE HWA KIM
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Publication number: 20140329048Abstract: A composite sheet includes a matrix impregnated with a fiber base. The fiber base includes first yarns and second yarns, and the second yarns intersect the first yarns at a constant angle. Each of the first and second yarns has an angle of greater than 0° to less than about 180° relative to a first direction of the matrix. A flexible display apparatus includes the composite sheet.Type: ApplicationFiled: December 13, 2013Publication date: November 6, 2014Applicant: CHEIL INDUSTRIES INC.Inventors: Kyeong Taek Jung, Jeong Ju Go, Seung Beom Kee, Won Jung Kim, Jung Seob Kim, Yong Wan Park
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Publication number: 20140180589Abstract: Provided is a method and apparatus for generating a magnetic field map using a magnetic field value collected in a sample area. The magnetic field map may be used to verify a user location based on a geomagnetic field.Type: ApplicationFiled: August 30, 2013Publication date: June 26, 2014Inventors: Yong KIM, Yong Wan PARK, Jun Yeol SONG, Soo Jung HUR
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Patent number: 6205132Abstract: The present invention discloses a method for accessing a cell, and more particularly, to a method for acquiring an initial synchronization using two pilot channels in a CDMA (Code Division Multiple Access) communication system of an asynchronous or quasi-synchronous mode. In accordance with the present invention, a CDMA communication system of an quasi-synchronous mode comprises the steps of synchronizing the mobile station with a cluster pilot, and searching for cell pilots on the basis of the cluster synchronization channel set up by the cluster pilot, and synchronizing the mobile station with the cell pilot having a maximum sensitivity, whereby the mobile station is synchronized with the base station through the cluster pilot and the cell pilot.Type: GrantFiled: February 21, 1997Date of Patent: March 20, 2001Assignee: Korea Mobile Telecommunications Corp.Inventors: Een Kee Hong, Dong Ho Kim, Yeon Dae Yang, Byeong Chul Ahn, Yong Wan Park, Seong Moon Ryu, Tae Young Lee, An Na Choi