Inventor
CHO JEONG-SIK
KR28 patents
⚠️ This page may combine multiple inventors who share the name “CHO JEONG-SIK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG ELECTRONICS CO LTD
15 patentsUS6999667B2Feb 14, 2006
Dispersion-controlled optical fiber
SAMSUNG ELECTRONICS CO LTD235 citations98
US7003205B2Feb 21, 2006
Wide-band dispersion controlled optical fiber
SAMSUNG ELECTRONICS CO LTD24 citations89
US9270812B2Feb 23, 2016
Apparatus and method for providing incoming and outgoing call information in a mobile communication terminal
SAMSUNG ELECTRONICS CO LTD4 citations83
US8929531B2Jan 6, 2015
Apparatus and method for providing incoming and outgoing call information in a mobile communication terminal
SAMSUNG ELECTRONICS CO LTD5 citations83
US8903070B2Dec 2, 2014
Apparatus and method for providing incoming and outgoing call information in a mobile communication terminal
SAMSUNG ELECTRONICS CO LTD5 citations83
US8582746B2Nov 12, 2013
Apparatus and method for providing incoming and outgoing call information in a mobile communication terminal
SAMSUNG ELECTRONICS CO LTD6 citations83
US7917160B2Mar 29, 2011
Method for automatically recognizing approval number for electronic commerce through SMS message in DMB terminal
SAMSUNG ELECTRONICS CO LTD7 citations83
US7574171B2Aug 11, 2009
Method for providing information regarding service linking between terrestrial and satellite DMB systems and method for switching services by using service linking information in DMB terminal
SAMSUNG ELECTRONICS CO LTD2 citations63
US7532105B2May 12, 2009
Method for providing alarm and morning call services in a DMB terminal
SAMSUNG ELECTRONICS CO LTD3 citations63
US11057509B2Jul 6, 2021
Apparatus and method for providing incoming and outgoing call information in a mobile communication terminal
SAMSUNG ELECTRONICS CO LTD0 citations62
US10116779B2Oct 30, 2018
Apparatus and method for providing incoming and outgoing call information in a mobile communication terminal
SAMSUNG ELECTRONICS CO LTD1 citations62
US7653058B2Jan 26, 2010
Optical network for bi-directional wireless communication
SAMSUNG ELECTRONICS CO LTD2 citations62
US6954573B2Oct 11, 2005
Wide band dispersion-controlled fiber
SAMSUNG ELECTRONICS CO LTD3 citations62
US9787811B2Oct 10, 2017
Apparatus and method for providing incoming and outgoing call information in a mobile communication terminal
SAMSUNG ELECTRONICS CO LTD0 citations51
US7787817B2Aug 31, 2010
Method for providing heterogeneous services in terrestrial digital multimedia broadcasting system using picture-in-picture function
SAMSUNG ELECTRONICS CO LTD0 citations41
CHO JEONG-SIK
4 patentsUS8320547B2Nov 27, 2012
Apparatus and method for providing incoming and outgoing call information in a mobile communication terminal
CHO JEONG-SIK20 citations91
US8477947B2Jul 2, 2013
Optical phase modulation method and apparatus for quantum key distribution
CHO JEONG-SIK3 citations61
US8145270B2Mar 27, 2012
Smart card and method for generating response message to be delivered to mobile terminal supporting mobile broadcast, and mobile terminal therefor
CHO JEONG-SIK4 citations61
US8244303B2Aug 14, 2012
Apparatus and method for transmitting a plurality of key data
CHO JEONG-SIK0 citations51
SK TELECOM CO LTD
4 patentsUS9882716B2Jan 30, 2018
Method and apparatus for generating and processing quantum signal in regular frame unit for quantum encryption key distribution
SK TELECOM CO LTD2 citations71
US9588737B2Mar 7, 2017
Random number generating method and apparatus using light source and single photon detector
SK TELECOM CO LTD5 citations71
US9464937B2Oct 11, 2016
Method and device for differential optical phase modulation in quantum key distribution system
SK TELECOM CO LTD1 citations52
US9535661B2Jan 3, 2017
Method and device for removing biasing due to signal source during random number generation
SK TELECOM CO LTD1 citations51