Hee-Won Cheung

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
IEEE 1394-based unidirectional ring system for indoor backbone network
- Patent number 7,489,697
- Issue date Feb 10, 2009
- Samsung Electronics Co., Ltd.
- Do-In Choi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Duobinary optical transmitter
- Patent number 7,215,892
- Issue date May 8, 2007
- Samsung Electronics Co., Ltd.
- Han-Lim Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Assembly of passive socket and plug for optical home network
- Patent number 7,168,860
- Issue date Jan 30, 2007
- Samsung Electronics Co., Ltd.
- Lae-Kyoung Kim
- G02 - OPTICS
Information Patent Grant
Temperature compensating device for APD optical receiver
- Patent number 7,060,970
- Issue date Jun 13, 2006
- Samsung Electronics Co., Ltd.
- Hee-Won Cheung
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Assembly of passive socket and plug for optical home network
- Publication number 20050152651
- Publication date Jul 14, 2005
- Lae-Kyoung Kim
- G02 - OPTICS
Information Patent Application
Home network service platform apparatus employing IEEE 1394
- Publication number 20050114572
- Publication date May 26, 2005
- Hee-Won Cheung
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IEEE 1394-based unidirectional ring system for indoor backbone network
- Publication number 20050030902
- Publication date Feb 10, 2005
- Do-In Choi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Temperature compensating device for APD optical receiver
- Publication number 20040129863
- Publication date Jul 8, 2004
- Hee-Won Cheung
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Duobinary optical transmitter
- Publication number 20040071473
- Publication date Apr 15, 2004
- Han-Lim Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE