Sung; Whan-Jin

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sung; Whan-Jin.The latest application filed is for "optical line terminal for managing link status of optical network units and gigabit ethernet passive optical network employing same".

Company Profile

0.4.7

Sung; Whan-Jin - Suwon-shi KR
Sung; Whan-Jin - Suwon-si KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method for implementing logical MAC in ethernet passive optical network system Grant 7,493,786 - Kim , et al. February 24, 2	2009-02-24
Gigabit Ethernet-based passive optical network and data encryption method Grant 7,450,719 - Lee , et al. November 11, 2	2008-11-11
Method for implementing various functions in gigabit ethernet-passive optical network system and structure of ethernet frame employed in the same Grant 7,289,439 - Lee , et al. October 30, 2	2007-10-30
Idle-pattern output control circuit used in a Gigabit Ethernet-passive optical network Grant 7,274,874 - Sung , et al. September 25, 2	2007-09-25
Optical line terminal for managing link status of optical network units and gigabit ethernet passive optical network employing same App 20050158048 - Sung, Whan-Jin ; et al.	2005-07-21
Gigabit Ethernet passive optical network for securely transferring data through exchange of encryption key and data encryption method using the same App 20050135609 - Lee, Hak-Phil ; et al.	2005-06-23
Gigabit ethernet-based passive optical network and data encryption method App 20050047602 - Lee, Hak-Phil ; et al.	2005-03-03
Method for controlling upstream traffic in ethernet-based passive optical network App 20050027874 - Kim, Su-Hyung ; et al.	2005-02-03
Method for implementing logical MAC in Ethernet passive optical network system App 20040184474 - Kim, Jin-Hee ; et al.	2004-09-23
Idle-pattern output control circuit used in a Gigabit Ethernet-passive optical network App 20030147654 - Sung, Whan-Jin ; et al.	2003-08-07
Method for implementing various functions in gigabit ethernet-passive optical network system and structure of ethernet frame employed in the same App 20030133460 - Lee, Min-Hyo ; et al.	2003-07-17

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