Patents by Inventor Jae-Hyun Jung
Jae-Hyun Jung 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: 20100018052Abstract: Disclosed herein is a method of manufacturing a printed circuit board for an optical waveguide which includes electrical and optical layers for transmitting electrical and optical signals to the printed circuit board. The method includes forming a lower clad layer on a base substrate, layering or applying a core material on the lower clad layer, machining a trench in the core material to form a core layer having a core pattern, and forming an upper clad layer on the lower clad layer and the core layer. The method enables an optical waveguide to be manufactured using a simple apparatus and process without the use of an additional photo mask.Type: ApplicationFiled: October 3, 2008Publication date: January 28, 2010Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sang Hoon Kim, Han Seo Cho, Jae Hyun Jung, Joon Sung Kim
-
Publication number: 20090304324Abstract: An optical waveguide, an optical printed circuit board equipped with the optical waveguide, and methods of manufacturing the optical waveguide and the optical printed circuit board are disclosed. The optical waveguide can include: a first cladding layer; a core formed on the first cladding layer; an alignment pattern, having a predefined positional relationship to the core, formed on the first cladding layer; a target mark formed on the alignment pattern to indicate a position of the alignment pattern; and a second cladding layer formed on the first cladding layer to cover the core, the alignment pattern, and the target mark. In such an optical waveguide, circuit patterns, etc., formed over the second cladding layer may be precisely and efficiently aligned with the core.Type: ApplicationFiled: September 25, 2008Publication date: December 10, 2009Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Joon-Sung Kim, Jae-Hyun Jung, Han-Seo Cho, Sang-Hoon Kim
-
Publication number: 20090290832Abstract: Disclosed herein is a printed circuit board including an optical waveguide and a method of manufacturing the board. In the board, the optical waveguide includes a metal layer extending portion integrally connected to a metal layer constituting a mirror formed in the optical waveguide. Since the method of the present invention creates the mirror using electroless plating, which is typically used in a process of manufacturing general printed circuit boards, it is suitable for the manufacture of printed circuit boards having a large area, and the mirror has high reflectivity and is efficient in terms of material consumption.Type: ApplicationFiled: July 14, 2008Publication date: November 26, 2009Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sang Hoon Kim, Je Gwang Yoo, Joon Sung Kim, Jae Hyun Jung, Han Seo Cho
-
Publication number: 20090232467Abstract: Disclosed herein is a printed circuit board for an optical waveguide, including a base board, and an optical waveguide formed on the base board. The optical waveguide includes a lower clad layer formed on the base board, an insulation layer formed on the lower clad layer and having a core-forming through-hole, a core part formed on a region of the lower clad layer, which is exposed through the through-hole, and an upper clad layer formed in the through-hole and on the insulation layer.Type: ApplicationFiled: June 9, 2008Publication date: September 17, 2009Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Joon Sung Kim, Sang Hoon Kim, Jae Hyun Jung, Han Seo Cho
-
Publication number: 20090208164Abstract: A printed circuit board and a method of manufacturing the printed circuit board are disclosed. The printed circuit board can include: an optical waveguide, in one side of which a circuit pattern and a pad are buried; an insulation layer stacked over one side of the optical waveguide; a first insulating material stacked over the insulation layer; a first electrical wiring layer stacked over the first insulating material; a second insulating material stacked over the other side of the optical waveguide; a second electrical wiring layer stacked over the second insulating material; and a via penetrating the optical waveguide. Certain embodiments of the invention enable the efficient transmission of optical and electrical signals, reduce loss in the optical signals transferred to the photoelectric converters, and allow more efficient designs for the wiring in the board.Type: ApplicationFiled: July 16, 2008Publication date: August 20, 2009Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sang-Hoon Kim, Je-Gwang Yoo, Joo-Sung Kim, Jae-Hyun Jung, Han-Seo Cho
-
Patent number: 7301861Abstract: A coma aberration correcting apparatus of an optical pickup includes an optical pickup main body having a photo diode, and an actuator mounted on an objective lens focusing a beam emitted from the photo diode onto a recording medium. The coma aberration correcting apparatus includes a main supporting unit, a holding unit, an optical system, a driving part, and a controller. The main supporting unit detachably supports the optical pickup main body. The holding unit holds and releases the actuator on the optical pickup main body supported by the main supporting unit. The optical system magnifies and photographs the beam emitted from the photo diode through the objective lens of the actuator held by the holding unit. The driving part adjusts a position of the actuator relative to the optical pickup main body. The controller controls the driving part to correct the coma aberration of the objective lens.Type: GrantFiled: October 24, 2003Date of Patent: November 27, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Jae-hyun Jung, Jun-bo Kim, Min Hong, Young-su Ryu
-
Patent number: 6830376Abstract: A radioactive image apparatus and a method of controlling a focus thereof. The radioactive image apparatus includes a radioactive ray generating unit, a robot table, and a radioactive ray detecting unit. The focus control method includes obtaining a radioactive transmission image of a test pattern, defining a circle with a given radius in the radioactive transmission image of the test pattern, detecting values of pixels located on a circumference of the circle, calculating the standard deviation of the values of the pixels located on the circumference of the circle, and determining the radius of the circle to be an index factor of a resolution in response to the calculated standard deviation being smaller than a preset threshold value.Type: GrantFiled: October 29, 2002Date of Patent: December 14, 2004Assignee: Samsung Electronic Co., Ltd.Inventors: Jae-Wan Kim, Jae-Hyun Jung, Hyeong-Cheol Kim, Jun-Bo Kim, Won Choi, Hyoung-Jo Jeon
-
Publication number: 20040141444Abstract: A pickup inspecting apparatus inspecting performance of a pickup to be mounted on a disk drive and reading data from a disk includes a disk driving unit rotatably supporting a disk, and a plurality of pickup transferring units disposed around the disk driving unit and each holding the pickup and transferring the pickup to the disk driving unit so as to read data recorded on the disk, so that a plurality of pickups are inspected at once. An inspection efficiency of the pickup inspecting unit is improved.Type: ApplicationFiled: July 10, 2003Publication date: July 22, 2004Applicant: SAMSUNG Electronics Co., Ltd.Inventors: Chul-Soo Park, Jae-Hyun Jung, Byeong-Hwan Jeon, Jong-Il Kee
-
Publication number: 20040105360Abstract: A coma aberration correcting apparatus of an optical pickup includes an optical pickup main body having a photo diode, and an actuator mounted on an objective lens focusing a beam emitted from the photo diode onto a recording medium. The coma aberration correcting apparatus includes a main supporting unit, a holding unit, an optical system, a driving part, and a controller. The main supporting unit detachably supports the optical pickup main body. The holding unit holds and releases the actuator on the optical pickup main body supported by the main supporting unit. The optical system magnifies and photographs the beam emitted from the photo diode through the objective lens of the actuator held by the holding unit. The driving part adjusts a position of the actuator relative to the optical pickup main body. The controller controls the driving part to correct the coma aberration of the objective lens.Type: ApplicationFiled: October 24, 2003Publication date: June 3, 2004Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae-Hyun Jung, Jun-Bo Kim, Min Hong, Young-Su Ryu
-
Publication number: 20030223550Abstract: A radioactive image apparatus and a method of controlling a focus thereof. The radioactive image apparatus includes a radioactive ray generating unit, a robot table, and a radioactive ray detecting unit. The focus control method includes obtaining a radioactive transmission image of a test pattern, defining a circle with a given radius in the radioactive transmission image of the test pattern, detecting values of pixels located on a circumference of the circle, calculating the standard deviation of the values of the pixels located on the circumference of the circle, and determining the radius of the circle to be an index factor of a resolution in response to the calculated standard deviation being smaller than a preset threshold value.Type: ApplicationFiled: October 29, 2002Publication date: December 4, 2003Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae-Wan Kim, Jae-Hyun Jung, Hyeong-Cheol Kim, Jun-Bo Kim, Won Choi, Hyoung-Jo Jeon
-
Publication number: 20030007595Abstract: A method of reconstructing a tomogram of an X-ray apparatus. The tomogram reconstructing method includes obtaining model information and a transmission image of a subject. A tomogram is reconstructed from the transmission image using the model information. The reconstructed tomogram obtained is then displayed.Type: ApplicationFiled: January 24, 2002Publication date: January 9, 2003Inventors: Hyeong-Cheol Kim, Won Choi, Jae-Hyun Jung, Yong-Won Kim, Hyoung-Jo Jeon, Seung-Hwan Choi, Hyun-Kwon Jung, Kwang-Jun Yoon, Jun-Bo Kim, Kyoung-Mu Lee
-
Patent number: 6501823Abstract: A method of reconstructing a tomogram of an X-ray apparatus. The tomogram reconstructing method includes obtaining model information and a transmission image of a subject. A tomogram is reconstructed from the transmission image using the model information. The reconstructed tomogram obtained is then displayed.Type: GrantFiled: January 24, 2002Date of Patent: December 31, 2002Assignee: Samsung Electronics Co., Ltd.Inventors: Hyeong-Cheol Kim, Won Choi, Jae-Hyun Jung, Yong-Won Kim, Hyoung-Jo Jeon, Seung-Hwan Choi, Hyun-Kwon Jung, Kwang-Jun Yoon, Jun-Bo Kim, Kyoung-Mu Lee
-
Publication number: 20020166802Abstract: Disclosed herein is a battery inspection system. The battery inspection system includes a battery feeding conveyor for feeding batteries to be inspected. One or more transfer robots are positioned near the rear end of the battery feeding conveyor for transferring batteries fed through the battery feeding conveyor to inspection and discharge positions. An X-ray generator is positioned under the transfer robots for applying X-rays to batteries transferred by the transfer robots. A satisfactory battery discharging conveyor is positioned near the transfer robots for discharging satisfactory battery moved by the transfer robots and having been inspected. A defective battery discharging robot is positioned near the front end of the satisfactory battery discharging conveyor for removing defective batteries from batteries moving along the satisfactory battery discharging conveyor and having been inspected.Type: ApplicationFiled: October 1, 2001Publication date: November 14, 2002Inventors: Jae-Hyun Jung, Kwang-Jun Yoon, Hyeong-Cheol Kim, Yong-Won Kim, Won Choi, Hyoung-Jo Jeon, Hyun-Kwon Jung
-
Patent number: 6480002Abstract: Disclosed herein is a battery inspection system. The battery inspection system includes a battery feeding conveyor for feeding batteries to be inspected. One or more transfer robots are positioned near the rear end of the battery feeding conveyor for transferring batteries fed through the battery feeding conveyor to inspection and discharge positions. An X-ray generator is positioned under the transfer robots for applying X-rays to batteries transferred by the transfer robots. A satisfactory battery discharging conveyor is positioned near the transfer robots for discharging satisfactory battery moved by the transfer robots and having been inspected. A defective battery discharging robot is positioned near the front end of the satisfactory battery discharging conveyor for removing defective batteries from batteries moving along the satisfactory battery discharging conveyor and having been inspected.Type: GrantFiled: October 1, 2001Date of Patent: November 12, 2002Assignee: Samsung Electronics Co., Ltd.Inventors: Jae-Hyun Jung, Kwang-Jun Yoon, Hyeong-Cheol Kim, Yong-Won Kim, Won Choi, Hyoung-Jo Jeon, Hyun-Kwon Jung
-
Patent number: 6415014Abstract: Disclosed herein is a three-dimensional image constructing method using an X-ray apparatus. In the three-dimensional image constructing method, a construction space of a subject and information for the construction space are set. Thereafter, a plurality of transmission images of the subject are obtained. The data of the construction space are calculated on the basis of the information for the construction space set at the setting step and the transmission images obtained at the image obtaining step. The construction space is constructed on the basis of the data calculated at the image processing step.Type: GrantFiled: October 1, 2001Date of Patent: July 2, 2002Assignee: Samsung Electronics Co., Ltd.Inventors: Hyeong-Cheol Kim, Hyoung-Jo Jeon, Jae-Hyun Jung, Yong-Won Kim, Won Choi, Kwang-Jun Yoon, Hyun-Kwon Jung, Jun-Bo Kim, Jae-Wan Kim, Young-Jun Roh, Hyung-Suck Cho