| Patent | Date |
|---|
Photographing apparatus having an external optical component connector and method of controlling the same
Grant 9,547,219 - Jang , et al. January 17, 2 | 2017-01-17 |
Method for generating video data and image photographing device thereof
Grant 8,994,785 - Seo , et al. March 31, 2 | 2015-03-31 |
Recording/reproducing apparatus having an optical pickup device to read from and record information to disks of different thicknesses
Grant 8,848,502 - Lee , et al. September 30, 2 | 2014-09-30 |
Photographing Apparatus And Method Of Controlling The Same
App 20140184838 - Jang; Nam-young ; et al. | 2014-07-03 |
Recording/reproducing apparatus having an optical pickup device to read from and record information to disks of different thicknesses
Grant 8,503,272 - Lee , et al. August 6, 2 | 2013-08-06 |
Lens system and photographing apparatus having the same
Grant 8,503,091 - Seo , et al. August 6, 2 | 2013-08-06 |
Method for compensating for vibration and imaging apparatus using the same
Grant 8,384,786 - Zhao , et al. February 26, 2 | 2013-02-26 |
Image stabilizing apparatus and image pickup apparatus having the same
Grant 8,325,242 - Oh , et al. December 4, 2 | 2012-12-04 |
Projection-type image display apparatus and method
Grant RE43,743 - Cho , et al. October 16, 2 | 2012-10-16 |
Method For Generating Video Data And Image Photographing Device Thereof
App 20120242783 - SEO; Jung-pa ; et al. | 2012-09-27 |
Compact zoom optical system
Grant 8,199,413 - Kang , et al. June 12, 2 | 2012-06-12 |
Optical pickup compatible with a digital versatile disk and a recordable compact disk using a holographic ring lens
Grant RE43,106 - Yoo , et al. January 17, 2 | 2012-01-17 |
Lens System And Photographing Apparatus Having The Same
App 20110222164 - Seo; Jung-pa ; et al. | 2011-09-15 |
Method For Compensating For Vibration And Imaging Apparatus Using The Same
App 20110122269 - ZHAO; Liefeng ; et al. | 2011-05-26 |
Unit to remove crosstalk in multi-layered disk, optical pickup including the unit, and optical recording and/or reproducing apparatus including the optical pickup
Grant 7,924,682 - Yoo , et al. April 12, 2 | 2011-04-12 |
Compact Zoom Optical System
App 20110063737 - Kang; Seok-bong ; et al. | 2011-03-17 |
Optical pickup apparatus
Grant 7,898,922 - Yoo , et al. March 1, 2 | 2011-03-01 |
Optical pick-up device
Grant 7,885,165 - Park , et al. February 8, 2 | 2011-02-08 |
Image Stabilizing Apparatus And Image Pickup Apparatus Having The Same
App 20100295952 - OH; Eui-kuen ; et al. | 2010-11-25 |
Optical pickup which is compatible with multiple types of media
Grant 7,782,734 - Kim , et al. August 24, 2 | 2010-08-24 |
Optical pickup apparatus
Grant 7,613,095 - Kim , et al. November 3, 2 | 2009-11-03 |
Optical recording/reproducing apparatus capable of recording/reproducing information onto/from various types of optical recording media of different recording densities and different thicknesses
Grant 7,606,135 - Yoo , et al. October 20, 2 | 2009-10-20 |
Diffraction element and optical pick-up apparatus having the same
Grant 7,593,306 - Kim , et al. September 22, 2 | 2009-09-22 |
Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt error
Grant 7,590,034 - Joo , et al. September 15, 2 | 2009-09-15 |
Compatible optical pickup using light sources following a common optical path
Grant 7,558,179 - Yoo , et al. July 7, 2 | 2009-07-07 |
Object lens device with high numerical aperture and optical pickup device adopting the same
Grant 7,529,039 - Yoo , et al. May 5, 2 | 2009-05-05 |
Optical pickup apparatus which is compatible with multiple types of media
Grant 7,435,934 - Park , et al. October 14, 2 | 2008-10-14 |
Unit To Remove Crosstalk In Multi-layered Disk, Optical Pickup Including The Unit, And Optical Recording And/or Reproducing Apparatus Including The Optical Pickup
App 20080165641 - YOO; JANG-HOON ; et al. | 2008-07-10 |
Object Lens Device With High Numerical Aperture And Optical Pickup Device Adopting The Same
App 20080074757 - Yoo; Jang-hoon ; et al. | 2008-03-27 |
Method For Detecting Servo Error, Apparatus Therefor, Disk Which Maintains Quality Of Servo Error Signal, Method Of Controlling Servo Of Disk Recording/reproducing Apparatus, Method Of Detecting Tracking Error, And Method Of Detecting Tilt Error
App 20080068957 - JOO; Seong-sin ; et al. | 2008-03-20 |
Optical Pickup Apparatus
App 20080056102 - YOO; Jang Hoon ; et al. | 2008-03-06 |
Optical Pick-up
App 20080049581 - Kim; Myoung Seok ; et al. | 2008-02-28 |
Object Lens And Optical Pick-up Device Having The Same
App 20080019232 - YOO; Jang Hoon ; et al. | 2008-01-24 |
Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt error
Grant 7,319,643 - Joo , et al. January 15, 2 | 2008-01-15 |
Objective lens for high-density optical focusing and an optical disk in an optical pickup
Grant 7,200,098 - Yoo , et al. April 3, 2 | 2007-04-03 |
Compatible optical pickup and optical recording and/or reproducing apparatus employing the same
App 20070053274 - Yoo; Jang-hoon ; et al. | 2007-03-08 |
Optical pickup apparatus
App 20070025229 - Kim; Bong-Gi ; et al. | 2007-02-01 |
Method For Detecting Servo Error, Apparatus Therefor, Disk Which Maintains Quality Of Servo Error Signal, Method Of Controlling Servo Of Disk Recording/reproducing Apparatus, Method Of Detecting Tracking Error, And Method Of Detecting Tilt Error
Grant 7,167,424 - Joo , et al. January 23, 2 | 2007-01-23 |
Optical recording/reproducing apparatus
App 20060274631 - Yoo; Jang-hoon ; et al. | 2006-12-07 |
Optical pick-up device
App 20060266918 - Park; Soo-han ; et al. | 2006-11-30 |
Compatible optical pickup device using a single light source
Grant 7,116,627 - Yoo , et al. October 3, 2 | 2006-10-03 |
Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt error
Grant 7,110,334 - Joo , et al. September 19, 2 | 2006-09-19 |
Data line switching circuit for optical pickup device
App 20060176789 - Kim; Jong-Uk ; et al. | 2006-08-10 |
Optical disk writing and reading apparatus, and method thereof
App 20060176790 - Yoo; Jang-hoon ; et al. | 2006-08-10 |
Optical pick-up device
App 20060164708 - Park; Soo-han ; et al. | 2006-07-27 |
Optical pickup which is compatible with multiple types of media
App 20060164953 - Kim; Bong-Gi ; et al. | 2006-07-27 |
Optical pickup apparatus which is compatible with multiple types of media
App 20060163459 - Park; Soo-Han ; et al. | 2006-07-27 |
Optical pickup device and focusing control method of the same
App 20060158995 - Park; Seong-Su ; et al. | 2006-07-20 |
Optical pickup device and recording medium used therefor
Grant 7,072,254 - Kim , et al. July 4, 2 | 2006-07-04 |
Optical pickup using an optical phase plate and which is compatible with optical recording media of different types
Grant 7,072,114 - Yoo , et al. July 4, 2 | 2006-07-04 |
Diffraction element and optical pick-up apparatus having the same
App 20060120248 - Kim; Bong-gi ; et al. | 2006-06-08 |
Optical pickup compatible with a digital versatile disk and a recordable compact disk using a holographic ring lens
Grant 7,046,611 - Yoo , et al. May 16, 2 | 2006-05-16 |
Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt error
App 20060092789 - Joo; Seong-sin ; et al. | 2006-05-04 |
Compatible optical pickup using light sources following a common optical path
Grant 7,035,191 - Yoo , et al. April 25, 2 | 2006-04-25 |
Compatible optical pickup using light sources following a common optical path
App 20060083145 - Yoo; Jang-hoon ; et al. | 2006-04-20 |
Optical recording and pickup head for digital versatile disc compatible with read-writable compact disc by adopting flat plate lens having staircase type diffraction grating structure
Grant 7,016,291 - Yoo , et al. March 21, 2 | 2006-03-21 |
Lens device including a light controlling mechanism and an optical pickup apparatus using a lens device
Grant RE39,025 - Lee , et al. March 21, 2 | 2006-03-21 |
Optical pickup using an optical phase plate and which is compatible with optical recording media of different types
App 20060033996 - Yoo; Jang Hoon ; et al. | 2006-02-16 |
Optical pickup using an optical phase plate and which is compatible with optical media for different types
Grant 6,985,293 - Yoo , et al. January 10, 2 | 2006-01-10 |
Objective lens for high-density optical focusing and an optical disk in an optical pickup
Grant 6,938,890 - Yoo , et al. September 6, 2 | 2005-09-06 |
Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt error
App 20050169129 - Joo, Seong-sin ; et al. | 2005-08-04 |
Objective lenes for high-density optical focusing and an optical disk in an optical pickup
App 20050169154 - Yoo, Jang-hoon ; et al. | 2005-08-04 |
Recording/reproducing apparatus having an optical pickup device to read from and record information to disks of different thicknesses
Grant 6,882,614 - Lee , et al. April 19, 2 | 2005-04-19 |
Optical recording and pickup head for digital versatile disc compatible with read-writable compact disc by adopting flat plate lens having staircase type diffraction grating structure
App 20050018584 - Yoo, Jang-Hoon ; et al. | 2005-01-27 |
Optical pickup compatible with a digital versatile disk and a recordable compact disk using a holographic ring lens
Grant 6,816,449 - Yoo , et al. November 9, 2 | 2004-11-09 |
Optical pickup using an optical phase plate
Grant 6,791,933 - Yoo , et al. September 14, 2 | 2004-09-14 |
Optical pickup compatible with a digital versatile disk and a recordable compact disk using a holographic ring lens
Grant 6,788,636 - Yoo , et al. September 7, 2 | 2004-09-07 |
Optical recording and pickup head for digital versatile disc compatible with read-writable compact disc by adopting flat plate lens having staircase type diffraction grating structure
Grant 6,765,857 - Yoo , et al. July 20, 2 | 2004-07-20 |
Compatible optical pickup device using a single light source
App 20040090900 - Yoo, Jang-hoon ; et al. | 2004-05-13 |
Method For Detecting Servo Error, Apparatus Therefor, Disk Which Maintains Quality Of Servo Error Signal, Method Of Controlling Servo Of Disk Recording/reproducing Apparatus, Method Of Detecting Tracking Error, And Method Of Detecting Tilt Error
Grant 6,721,243 - Joo , et al. April 13, 2 | 2004-04-13 |
Optical recording and reproducing apparatus having floating swing arm and optical disk for use therewith
Grant 6,657,942 - Lee , et al. December 2, 2 | 2003-12-02 |
Optical pickup compatible with a digital versatile disk and a recordable compact disk using a holographic ring lens
App 20030214897 - Yoo, Jang-Hoon ; et al. | 2003-11-20 |
Optical pickup using an optical phase plate and which is compatible with optical recording media of dirrerent types
App 20030210638 - Yoo, Jang Hoon ; et al. | 2003-11-13 |
Recording/reproducing apparatus including an optical pickup having an objective lens compatible with a plurality of optical disk formats
Grant 6,639,889 - Yoo , et al. October 28, 2 | 2003-10-28 |
Optical pickup device capable of detecting stable error signal
Grant 6,636,464 - Lee , et al. October 21, 2 | 2003-10-21 |
Recording/reproducing apparatus having an optical pickup device to read from and record information to disks of different thicknesses
App 20030193877 - Lee, Chul-woo ; et al. | 2003-10-16 |
Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt error
App 20030169650 - Joo, Seong-Sin ; et al. | 2003-09-11 |
Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt error
App 20030128637 - Joo, Seong-Sin ; et al. | 2003-07-10 |
Optical pickup device and recording medium used therefor
App 20030076769 - Kim, Dae-sik ; et al. | 2003-04-24 |
Recording/reproducing apparatus including an optical pickup having an objective lens compatible with a plurality of optical disk formats
App 20030048738 - Yoo, Jang-Hoon ; et al. | 2003-03-13 |
Optical recording and pickup head for digital versatile disc compatible with read-writable compact disc by adopting flat plate lens having staircase type diffraction grating structure
App 20030021215 - Yoo, Jang-Hoon ; et al. | 2003-01-30 |
Recording/reproducing apparatus having an optical pickup device to read from and record information to disks of different thicknesses
App 20030002402 - Lee, Chul-Woo ; et al. | 2003-01-02 |
Optical recording and pickup head for digital versatile disc compatible with read-writable compact disc by adopting flat plate lens having staircase type diffraction grating structure
Grant 6,449,237 - Yoo , et al. September 10, 2 | 2002-09-10 |
Optical recording/pickup head compatible with a digital versatile disk (DVD) and a recordable compact disk (CD-R) using a holographic variable aperture
Grant 6,363,046 - Yoo , et al. March 26, 2 | 2002-03-26 |
Optical pickup compatible with a digital versatile disk and a recordable compact disk using a holographic ring lens
App 20020027862 - Yoo, Jang-Hoon ; et al. | 2002-03-07 |
Swing-arm type optical recording and reproducing apparatus and optical disk applicable to the same
App 20020024919 - Lee, Chul-woo ; et al. | 2002-02-28 |
Optical pickup compatible with a digital versatile disk and a recordable compact disk using a holographic ring lens
App 20020024917 - Yoo, Jang-Hoon ; et al. | 2002-02-28 |
Compatible optical pickup using light sources following a common optical path
App 20020021649 - Yoo, Jang-hoon ; et al. | 2002-02-21 |
Projection-type image display apparatus and method
App 20020012103 - Cho, Kun-ho ; et al. | 2002-01-31 |
Compatible optical pickup
Grant 6,337,841 - Kim , et al. January 8, 2 | 2002-01-08 |
Optical Recording/pickup Head Compatible With Compact Disk-recordable (cd-r) And Digital Versatile Disk (dvd) Using Polarization Beam Splitter
App 20010040854 - LEE, CHUL-WOO ; et al. | 2001-11-15 |
Optical pickup using an optical phase plate
Grant 6,275,461 - Yoo , et al. August 14, 2 | 2001-08-14 |
Objective lens for high-density optical focusing and an optical disk in an optical pickup
App 20010006434 - Yoo, Jang-hoon ; et al. | 2001-07-05 |
Recording/reproducing apparatus having an optical pickup device to read from and record information to disks of different thicknesses
App 20010005352 - Lee, Chul-woo ; et al. | 2001-06-28 |
Optical pickup using an optical phase plate
App 20010000310 - Yoo, Jang Hoon ; et al. | 2001-04-19 |
Optical pickup having an objective lens compatible with a plurality of optical disk formats
Grant 6,198,714 - Yoo , et al. March 6, 2 | 2001-03-06 |
Optical pickup having an objective lens compatible with a plurality of optical disk formats
Grant 6,091,691 - Yoo , et al. July 18, 2 | 2000-07-18 |
Optical pickup compatible with a digital versatile disk and a recordable compact disk using a holographic ring lens
Grant 6,043,912 - Yoo , et al. March 28, 2 | 2000-03-28 |
Optical pickup of two different wavelength laser sources with an objective lens having an annular shielding region
Grant 6,009,066 - Yoo , et al. December 28, 1 | 1999-12-28 |
Optical pickup device and method to read from and record information to disks of different thicknesses
Grant 5,909,424 - Lee , et al. June 1, 1 | 1999-06-01 |
Optical detector with two detecting regions for reproducing and recording information on two kinds of disks having different thicknesses
Grant 5,802,037 - Lee , et al. September 1, 1 | 1998-09-01 |
Method and apparatus for forming a light spot smaller than a theoretical limit for high density recording
Grant 5,793,407 - Park , et al. August 11, 1 | 1998-08-11 |
Dual focus objective lens with two curvatures for focussing light on two different kinds of disks with different thicknesses
Grant 5,703,862 - Lee , et al. December 30, 1 | 1997-12-30 |
Lens device comprising light blocking means and an optical pickup apparatus using the lens device
Grant 5,665,957 - Lee , et al. September 9, 1 | 1997-09-09 |
| 