Patents by Inventor Hwan Su Shim
Hwan Su Shim 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: 8094264Abstract: The present invention relates to a liquid crystal display, comprising a lower alignment film formed on a lower substrate; an upper alignment film formed on an upper substrate; a liquid crystal layer sandwiched between the lower and upper substrates; a phase compensation film adhered on the outer surface of the upper substrate; and a polarizer adhered on the phase compensation film wherein the lower alignment film has an alignment angle of ?10 to 20° with respect to a horizontal line, the upper alignment film has an alignment angle of 40 to 55° with respect to a horizontal line, the liquid crystal layer has a phase delay value (d?n) of 0.24-0.27 ?m, the phase compensation film has a phase compensation function of ?/4 and also has an optical axis making 140-146° with a horizontal line, and the polarizer has a absorption axis making 120 to 122.5° with a horizontal line.Type: GrantFiled: August 21, 2009Date of Patent: January 10, 2012Assignee: Hydis Technologies Co., Ltd.Inventors: Dong Hae Suh, Young Il Park, Hee Cheol Kim, Hwan Su Shim, Won Geon Lee
-
Patent number: 8094265Abstract: The present invention relates to a liquid crystal display, comprising a lower alignment film formed on a lower substrate; an upper alignment film formed on an upper substrate; a liquid crystal layer sandwiched between the lower and upper substrates; a phase compensation film adhered on the outer surface of the upper substrate; and a polarizer adhered on the phase compensation film wherein the lower alignment film has an alignment angle of ?10 to 20° with respect to a horizontal line, the upper alignment film has an alignment angle of 40 to 55° with respect to a horizontal line, the liquid crystal layer has a phase delay value (d?n) of 0.24-0.27 ?m, the phase compensation film has a phase compensation function of ?/4 and also has an optical axis making 140-146° with a horizontal line, and the polarizer has a absorption axis making 120 to 122.5° with a horizontal line.Type: GrantFiled: August 21, 2009Date of Patent: January 10, 2012Assignee: Hydis Technologies Co., Ltd.Inventors: Dong Hae Suh, Young Il Park, Hee Cheol Kim, Hwan Su Shim, Won Geon Lee
-
Publication number: 20100033656Abstract: The present invention relates to a liquid crystal display, comprising a lower alignment film formed on a lower substrate; an upper alignment film formed on an upper substrate; a liquid crystal layer sandwiched between the lower and upper substrates; a phase compensation film adhered on the outer surface of the upper substrate; and a polarizer adhered on the phase compensation film wherein the lower alignment film has an alignment angle of ?10 to 20° with respect to a horizontal line, the upper alignment film has an alignment angle of 40 to 55° with respect to a horizontal line, the liquid crystal layer has a phase delay value (d?n) of 0.24-0.27 ?m, the phase compensation film has a phase compensation function of ?/4 and also has an optical axis making 140-146° with a horizontal line, and the polarizer has a absorption axis making 120 to 122.5° with a horizontal line.Type: ApplicationFiled: August 21, 2009Publication date: February 11, 2010Inventors: Dong Hae SUH, Young Il PARK, Hee Cheol KIM, Hwan Su SHIM, Won Geon LEE
-
Publication number: 20100026944Abstract: The present invention relates to a liquid crystal display, comprising a lower alignment film formed on a lower substrate; an upper alignment film formed on an upper substrate; a liquid crystal layer sandwiched between the lower and upper substrates; a phase compensation film adhered on the outer surface of the upper substrate; and a polarizer adhered on the phase compensation film wherein the lower alignment film has an alignment angle of ?10 to 20° with respect to a horizontal line, the upper alignment film has an alignment angle of 40 to 55° with respect to a horizontal line, the liquid crystal layer has a phase delay value (d?n) of 0.24-0.27 ?m, the phase compensation film has a phase compensation function of ?/4 and also has an optical axis making 140-146° with a horizontal line, and the polarizer has a absorption axis making 120 to 122.5° with a horizontal line.Type: ApplicationFiled: August 21, 2009Publication date: February 4, 2010Inventors: Dong Hae SUH, Young Il PARK, Hee Cheol KIM, Hwan Su SHIM, Won Geon LEE
-
Patent number: 7599022Abstract: The present invention relates to a liquid crystal display, which comprises: a lower substrate having a reflective electrode; a lower alignment film formed on the lower substrate; an upper substrate having a color filter and disposed opposite to the lower substrate; an upper alignment film formed on the upper substrate; a liquid crystal layer sandwiched between the lower and upper substrates; a phase compensation film adhered on the outer surface of the upper substrate and serving to convert linearly polarized light into circularly polarized light; and a polarizer adhered on the phase compensation film and serving to convert natural light into linearly polarized light. The lower alignment film has an alignment angle of ?10 to 20° with respect to a horizontal line, the upper alignment film has an alignment angle of 40 to 55° with respect to a horizontal line, the liquid crystal layer has a phase delay value (d?n) of 0.24-0.Type: GrantFiled: June 19, 2006Date of Patent: October 6, 2009Assignee: Hydis Technologies Co., Ltd.Inventors: Dong-Hae Suh, Young Il Park, Hee Cheol Kim, Hwan Su Shim, Won Geon Lee
-
Publication number: 20060238683Abstract: The present invention relates to a liquid crystal display, which comprises: a lower substrate having a reflective electrode; a lower alignment film formed on the lower substrate; an upper substrate having a color filter and disposed opposite to the lower substrate; an upper alignment film formed on the upper substrate; a liquid crystal layer sandwiched between the lower and upper substrates; a phase compensation film adhered on the outer surface of the upper substrate and serving to convert linearly polarized light into circularly polarized light; and a polarizer adhered on the phase compensation film and serving to convert natural light into linearly polarized light. The lower alignment film has an alignment angle of ?10 to 20° with respect to a horizontal line, the upper alignment film has an alignment angle of 40 to 55° with respect to a horizontal line, the liquid crystal layer has a phase delay value (d?n) of 0.24-0.Type: ApplicationFiled: June 19, 2006Publication date: October 26, 2006Inventors: Dong Hae Suh, Yong Il Park, Hee Cheol Kim, Hwan Su Shim, Won Geon Lee
-
Patent number: 7075605Abstract: A HAN-mode liquid crystal display includes a lower alignment film formed on a lower substrate; an upper alignment film formed on an upper substrate; a liquid crystal layer sandwiched between the lower and upper substrates; a phase compensation film adhered on the outer surface of the upper substrate and a polarizer adhered on the phase compensation film wherein the lower alignment film has an alignment angle of ?40 to ?50° with respect to a horizontal line, the upper alignment film has an alignment angle of 40 to 55° with respect to a horizontal line, the liquid crystal layer has a phase delay value (d?n) of 0.36–0.40 ?m, the phase compensation film has a phase compensation function of ?/4 and also has an optical axis making 167–173° or 7 to 13° with a horizontal line and the polarizer has an absorption axis making an angle of 42 to 48° with a horizontal line.Type: GrantFiled: August 10, 2005Date of Patent: July 11, 2006Assignee: Boe-Hydis Technology Co., Ltd.Inventors: Dong-Hae Suh, Young Il Park, Hee Cheol Kim, Hwan Su Shim, Won Geon Lee
-
Patent number: 6947112Abstract: The present invention relates to a liquid crystal display, comprising a lower alignment film formed on a lower substrate; an upper alignment film formed on an upper substrates; a liquid crystal layer sandwiched between the lower and upper substrates; a phase compensation film adhered on the outer surface of the upper substrate and a polarizer adhered on the phase compensation film wherein the lower alignment film has an alignment angle of 10-20° with respect to a horizontal line, the upper alignment film has an alignment angle of 40 to 55° with respect to a horizontal line, the liquid crystal layer has a phase delay value (d?n) of 0.24-0.27 ?m, the phase compensation film has a phase compensation function of ?/4 and also has an optical axis making 140-146° with a horizontal line and the polarizer has an absorption axis making 120 to 122.5° with a horizontal line.Type: GrantFiled: July 30, 2003Date of Patent: September 20, 2005Assignee: Boe-Hydis Technology Co., Ltd.Inventors: Dong Hae Suh, Young Il Park, Hee Cheol Kim, Hwan Su Shim, Won Geon Lee
-
Publication number: 20040021817Abstract: The present invention relates to a liquid crystal display, which comprises: a lower substrate having a reflective electrode; a lower alignment film formed on the lower substrate; an upper substrate having a color filter and disposed opposite to the lower substrate; an upper alignment film formed on the upper substrate; a liquid crystal layer sandwiched between the lower and upper substrates; a phase compensation film adhered on the outer surface of the upper substrate and serving to convert linearly polarized light into circularly polarized light; and a polarizer adhered on the phase compensation film and serving to convert natural light into linearly polarized light. The lower alignment film has an alignment angle of −10 to 20° with respect to a horizontal line, the upper alignment film has an alignment angle of 40 to 55° with respect to a horizontal line, the liquid crystal layer has a phase delay value (d&Dgr;n) of 0.24-0.Type: ApplicationFiled: July 30, 2003Publication date: February 5, 2004Inventors: Dong Hae Suh, Young Il Park, Hee Cheol Kim, Hwan Su Shim, Won Geon Lee
-
Patent number: 6466287Abstract: Disclosed is a method for forming a reflector of a reflective LCD capable of improving a viewing angle characteristic while simplifying a forming process, the method comprising the steps of: applying a photoresist film on an insulating substrate; dispersing a plurality of spacers over a surface of the photoresist film; curing the photoresist film; rubbing the spacers-dispersed and cured photoresist film, thereby removing the spacers; and performing a vapor deposition of a metal film having a high reflectivity on the photoresist film.Type: GrantFiled: June 28, 2000Date of Patent: October 15, 2002Assignee: Hyundai Display Technology Inc.Inventors: Hwan Su Shim, Dong Hae Seo, Sang Un Choi