1
Jung Hee Bang, Gyung Mo Kang, Young Lan Cho, Jong Hyun Lee: Apparatus and method for integrated billing management by real-time session management in wire/wireless integrated service network. KT Corporation, Sughrue Mion PLLC, June 19, 2012: US08204190 (142 worldwide citation)

An apparatus and method of integrated billing management by real-time session management, and a computer readable medium thereof are provided. The integrated billing management apparatus performs billing management functions, that is, analyzes various messages related to the billing service request, ...


2
Jong Hyun Lee, Boo Yeon Choi, Kyung Ho Park, Hyung Joun Yoo: Vibrating disk type micro-gyroscope. Electronics and Telecommunications Research Institute, Antonelli Terry Stout & Kraus, July 21, 1998: US05783749 (55 worldwide citation)

A vibrating disk type micro-gyroscope and a method of manufacture thereof are disclosed. The micro-gyroscope includes a support platform for supporting a vibrating disk, the vibrating disk converting a resonance frequency into two beat frequencies, a bottom detection electrode for detecting the angu ...


3
Jong Hyun Lee, Hyung Joun Yoo, Boo Yeon Choi, Won Ick Jang, Ki Ho Jang: Apparatus for transferring a wafer. Electronics and Telecommunications Research Institute, Jacobson Price Holman & Stern PLLC, September 22, 1998: US05810935 (52 worldwide citation)

An apparatus for transferring a wafer in a semiconductor manufacturing process, and for carrying a wafer between a cassette and a wafer chuck without an additional tool such as a tripod. The apparatus includes: a holder capable of holding the side of the wafer; a wafer transfer assembly including an ...


4
Jong Hyun Lee, Myung Lae Lee: Optical switch incorporating therein shallow arch leaf springs. Electronics and Telecommunications Research Institute, Jacobson Holman PLLC, March 19, 2002: US06360033 (47 worldwide citation)

An optical switch selectively transmits an optical signal to one of multiple optical paths for use in an optical communication. The optical switch includes a mobile structure provided with a mirror surface at one end surface of the mobile structure to change the optical path by moving the mobile str ...


5
Ji Wook Youn, Kwang Joon Kim, Hee Sang Chung, Jong Hyun Lee: Automatic gain-controlled optical fiber amplifier. Electronics and Telecommunications Research Institute, Jacobson Holman PLLC, March 4, 2003: US06529319 (29 worldwide citation)

The present invention is to provide an automatic gain-controlled optical fiber amplifier, comprising: a first optical branch for branching a portion of an optical signal inputted into the optical fiber amplifier; a second optical branch for branching a portion of an optical signal outputted from the ...


6
Jung Hyun Ahn, Jong Hyun Lee: Printed circuit board. Samsung Electronics, Howrey Simon Arnold & White, September 11, 2001: US06288343 (27 worldwide citation)

Disclosed is a printed circuit board including a first layer having a first stacked region, a second stacked region spaced apart from the first stacked region by a selected distance, and a flexible connection part disposed between the first and second stacked regions, and extending to the first stac ...


7
Chang Auck Choi, Jong Hyun Lee, Won Ick Jang, Dae Yong Kim: Method of fabricating vacuum micro-structure. Electronics and Telecommunications Research Institute, Antonelli Terry Stout & Kraus, May 1, 2001: US06225145 (27 worldwide citation)

Provided is a method of fabricating a vacuum micro-structure, which is used for an element operating in a vacuum, the method comprising the steps of: (1) entirely etching an epitaxial layer of a silicon substrate having an SOI structure including an upper silicon epitaxial layer, an interlevel insul ...


8
Jong Hyun Lee: Layer-type ball grid array semiconductor package and fabrication method thereof. Hyundai Electronics, Fleshner & Kim, January 9, 2001: US06172423 (26 worldwide citation)

A layer-type ball grid array (BGA) semiconductor package, module and methods of manufacturing same is provided that expands the capability of the package in a limited area. The BGA semiconductor package and method of manufacturing same includes a substrate having a cavity formed therein and an inter ...


9
Yun Seog Kang, Jong Hyun Lee: Refrigerator ice-maker water supply apparatus and method thereof. Samsung Electronics, Burns Doane Swecker & Mathis L, July 25, 2000: US06092374 (23 worldwide citation)

An ice maker of a refrigerator having an ice tray for supplying water and a water supply valve for supplying water to the ice tray, wherein a water supply control apparatus comprises: a water supply time unit for gradually controlling the water supply time to supply a predetermined amount of water d ...


10
Chang Auck Choi, Jong Hyun Lee, Won Ick Jang, Yong Il Lee, Jong Tae Baek, Bo Woo Kim: Programmable mask for exposure apparatus. Electronics and Telecommunications Research Institute, Jacobson Price Holman & Stern PLLC, July 4, 2000: US06084656 (20 worldwide citation)

This invention discloses a programmable mask for exposure apparatus which is formed by an integrated pixels of a micro-devices which shut or open a light by an electrical signal. This invention provides a photolithography method by projecting on a silicon wafer a directly designed circuit pattern wh ...