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INTERNATIONAL PATENTS

Filed

1. "Wide-Band Voltage Controlled Oscillator"
ㆍInventors : Hyunchol Shin, Jongsik Kim, Yunseong Eo, Soowoong Lee
ㆍAssignee : Samsung Electro-Mechanics Co., LTD.
ㆍFrench Patent Application No. 0856131, Filing Date : Sep. 11, 2008
ㆍGerman Patent Application No. 10 2008 046 779.0 , Filing Date : Sep. 11. 2008

Issued


1. “Wide-Band Direct Conversion Transmission Apparatus"
ㆍInventors : Junki Min, Jongsik Kim, Hyunchol Shin, Jeong Suk Lee
ㆍAssignee: Samsung Electro-Mechanics Co., LTD.
ㆍUS Patent Application No. 12/194,896, Filing Date : Aug. 20, 2008
ㆍUS Patent No. 8,014,466, Issue Date: Sep. 6, 2011

2. "Frequency Synthesizer and High-Speed Automatic Calibration Device Therefor"
ㆍInventors : Hyunchol Shin and Jaewook Shin
ㆍAssignee : Kwangwoon Univ. Industry-Academic Collaboration Foundation.
ㆍUS Patent Application No. 12/423,061, Filing Date : Apr. 14, 2009
ㆍUS Patent No. 8,008,956, Issue Date: Aug. 30, 2011


3. "Automatic Frequency Calibration Apparatus and Method for A Phase-Locked Loop Based Frequency
    Synthesizer"
ㆍInventors : Hyunchol Shin and Jaewook Shin
ㆍAssignee : Kwangwoon Univ. Industry-Academic Collaboration Foundation.
ㆍUS Patent Application No. 12/789,940, Filing Date : May 28, 2010
ㆍUS Patent No. 7,982,552, Issue Date: Jul. 19, 2011.


4. "Wide-Band Voltage Controlled Oscillator"
ㆍInventors : Hyunchol Shin, Jongsik Kim, Yunseong Eo, Soowoong Lee
ㆍAssignee : Samsung Electro-Mechanics Co., LTD.
ㆍUS Patent Application No. 12/208,019, Filing Date : Sep. 10, 2008
ㆍUS Patent No. 7,800,458, Issue Date : Sep. 21,2010

5. "Frequency Divider for Wireless Communication System and Driving Method Thereof"
ㆍInventors : Kwangho Won, Yeonkug Moon, Hyunchol Shin, Seungsoo Kim
ㆍAssignee: KETI ( Korea Electronics Technology Institute )
ㆍUS Patent Application No. 12/200,405, Filing Date : Aug. 28, 2008
ㆍUS Patent No. 7,683,682, Issue Date : Mar. 23,2010

6. “Highly Linear Differential Amplifier With A Novel Resistive Source Degeneration Network”
ㆍInventors : Jongsik Kim, Sangwon Han, Hyunchol Shin
ㆍAssignee: Integrant Technologies Inc.
ㆍUS Patent Application No. 12/129,364, Filing Date : May 29, 2008
ㆍUS Patent No. 7,605,655, Issue Date : Oct. 20, 2009

7. “Hybrid Balun Apparatus and Receiver Comprising the Same”
ㆍInventors : Hyunchol Shin
ㆍAssignee: Integrant Technologies Inc.
ㆍUS Patent Application No. 11/487,808, Filing Date : Jul. 17, 2006
ㆍUS Patent No. 7,603,091, Issue Date : Oct. 13, 2009

8. “Push-Push Voltage Controlled Oscillator For Obtaining Differential Signals”
ㆍInventors : Hyunchol Shin, Hyun Kim
ㆍAssignee: Yonsei University
ㆍUS Patent Application No. 11/404134, Filing Date : Jun. 2006
ㆍUS Patent No. 7,463,106, Issue Date : Dec. 9, 2008

9. “Method for Producing a Heterobipolar Transistor”
ㆍInventors : Hyunchol Shin, Christoph Gaessler, Helmut Leier
ㆍAssignee: DaimlerChrysler AG.
ㆍUS Patent Application No. 09/363,746, Filing Date : Jul. 30, 1999
ㆍUS Patent No. 6,365,477, Issue Date : Apr. 2, 2002

10. “Manufacture of hetero bipolar transistor and hetero bipolar transistor manufactured thereby”
ㆍInventors : Hyunchol Shin, Christoph Gaessler, Helmut Leier
ㆍAssignee: DaimlerChrysler AG.
ㆍJapanese Application No. 1999217229, Filing Date : Aug. 2, 1999
ㆍJapanese Patent No. 2000058557, Issue Date : Feb. 25, 2000

11. “Structure and process for the fabrication of a heterojunction bipolar transistor”
ㆍInventors : Hyunchol Shin, Christoph Gaessler, Helmut Leier
ㆍAssignee: DaimlerChrysler AG.
ㆍEuropean Application No. 1999114471, Filing Date : Jul. 23, 1999
ㆍEuropean Patent No. 09977250, Issue Date : Feb. 2, 2000