Sang-Hyun Doh

Person

Hwasong-shi, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Large-capacity optical router using electric buffer
- Patent number 7,409,158
- Issue date Aug 5, 2008
- Samsung Electronics Co., Ltd.
- Ki-Cheol Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High speed optical routing apparatus and method
- Patent number 7,292,784
- Issue date Nov 6, 2007
- Samsung Electronics Co., Ltd.
- Ki-Cheol Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Two-fiber optical ring network
- Patent number 7,280,754
- Issue date Oct 9, 2007
- Samsung Electronics Co., Ltd.
- Sang-Hyun Doh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical multi-ring network for burst data communication
- Patent number 7,280,758
- Issue date Oct 9, 2007
- Samsung Electronics Co., Ltd.
- Sang-Hyun Doh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for assigning wavelengths in wavelength division multiplexin...
- Patent number 7,277,632
- Issue date Oct 2, 2007
- Samsung Electronics Co., Ltd.
- Sang-Hyun Doh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical ring network for burst data communication
- Patent number 7,272,311
- Issue date Sep 18, 2007
- Samsung Electronics Co., Ltd.
- Sang-Hyun Doh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength division multiplexing optical switching system
- Patent number 7,228,071
- Issue date Jun 5, 2007
- Samsung Electronics Co., Ltd.
- Se-Kang Park
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Gain-flattened wideband erbium-doped optical fiber amplifier
- Patent number 7,167,302
- Issue date Jan 23, 2007
- Samsung Electronics Co., Ltd.
- Jong-Hun Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Bidirectional WDM self-healing ring network
- Patent number 7,133,609
- Issue date Nov 7, 2006
- Samsung Electronics Co., Ltd.
- Jong-Kwon Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
System for providing internet protocol broadcast services and a met...
- Publication number 20060182052
- Publication date Aug 17, 2006
- Samsung Electronics Co. Ltd.
- Won-Shik Yoon
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Controlling proportional allocation transmission in an EPON through...
- Publication number 20060182444
- Publication date Aug 17, 2006
- SAMSUNG ELECTRONICS CO., LTD.
- Sang-Hyun Doh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Apparatus and method for controlling upstream traffic for use in et...
- Publication number 20050053085
- Publication date Mar 10, 2005
- Sang-Hyun Doh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Gain-flattened wideband erbium-doped optical fiber amplifier
- Publication number 20040240045
- Publication date Dec 2, 2004
- Jong-Hun Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High speed optical routing apparatus and method
- Publication number 20040223762
- Publication date Nov 11, 2004
- Ki-Cheol Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical ring network for burst data communication
- Publication number 20040213572
- Publication date Oct 28, 2004
- Sang-Hyun Doh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Large-capacity optical router using electric buffer
- Publication number 20040151171
- Publication date Aug 5, 2004
- Ki-Cheol Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Bidirectional WDM self-healing ring network
- Publication number 20040131354
- Publication date Jul 8, 2004
- Jong-Kwon Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Two-fiber optical ring network
- Publication number 20040076426
- Publication date Apr 22, 2004
- Sang-Hyun Doh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wavelength division multiplexing optical switching system
- Publication number 20040071160
- Publication date Apr 15, 2004
- Se-Kang Park
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical multi-ring network for burst data communication
- Publication number 20040071468
- Publication date Apr 15, 2004
- Sang-Hyun Doh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for assigning wavelengths in wavelength division multiplexin...
- Publication number 20040028410
- Publication date Feb 12, 2004
- Sang-Hyun Doh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Sang-Hyun Doh

Person

Patents Grantslast 30 patents

Large-capacity optical router using electric buffer

High speed optical routing apparatus and method

Two-fiber optical ring network

Optical multi-ring network for burst data communication

Method for assigning wavelengths in wavelength division multiplexin...

Optical ring network for burst data communication

Wavelength division multiplexing optical switching system

Gain-flattened wideband erbium-doped optical fiber amplifier

Bidirectional WDM self-healing ring network

Patents Applicationslast 30 patents

System for providing internet protocol broadcast services and a met...

Controlling proportional allocation transmission in an EPON through...

Apparatus and method for controlling upstream traffic for use in et...

Gain-flattened wideband erbium-doped optical fiber amplifier

High speed optical routing apparatus and method

Optical ring network for burst data communication

Large-capacity optical router using electric buffer

Bidirectional WDM self-healing ring network

Two-fiber optical ring network

Wavelength division multiplexing optical switching system

Optical multi-ring network for burst data communication

Method for assigning wavelengths in wavelength division multiplexin...