Registered Patents

Jungwoo Lee and Sungsu Lee, “Portable electronic device, wireless charging device for the same, and wireless charging system“, issued on Sep. 6, 2016 (US 9438065)

Jungwoo Lee, “Battery pack, battery apparatus including the same, and cell balancing method thereof “, issued on Sep. 6, 2016 (US 9438056)

Jungwoo Lee, “Battery pack, battery apparatus including the same, and cell balancing method thereof “, issued on Aug. 16, 2016 (US 9419466)

Jungwoo Lee, “MIMO Repeating System and Method for Cancellation of Feedback Interference Using the Same“, issued on Feb. 12, 2016 (JP 5883046)

Jungwoo Lee, “MIMO Repeater System and Method for Canceling Feedback Interference Using the Same“, issued on Feb. 10, 2015 (US 8953725)

Jungwoo Lee, Kyeongjun Ko and Sungkyu Jung, “MIMO system and method of generating hierarchical codebook therefor” issued on Feb. 3, 2015 (US 8948298)

Jungwoo Lee, Kyungjun Ko and Sungkyu Jung, “Method for generating hybrid codebook and hybrid MU-MIMO system“, issued on Jul. 15, 2014 (US 8781015)

Youngsoo Kim, Kyunghun Jang, Insun Lee, Jungwoo Lee, Hyosun Hwang, Hyungi Ahn and Chanhong Kim, “Link adaptation system using Doppler frequency and method using the same“, issued on Feb. 18, 2014 (US 8654822)

Jungwoo Lee, “Appratuses and methods for controlling bit rates in variable bit rate coding“, issued on Dec.27, 2011 (US 8085679)

Jungwoo Lee, “Apparatus and method for allocating bits temporaly between frames in a coding system“, issued on May 17, 2005 (US 6895050)

Jungwoo Lee ; Nurit Binenbaum, “Adaptive selection of quantization scales for video encoding“, issued on July 20, 2004 (US 6765962)

Dinei Florencio ; Stuart Golin ; Jungwoo Lee, “Method for inserting a visual element into an MPEG bit stream“, issued on Sep. 16, 2003 (US 6621866)

Robert N. Hurst ; Jungwoo Lee, “Detecting and coding flash frames in video data“, issued on June 17, 2003 (US 6580829)

Jungwoo Lee, “Transcoding using block-based motion vectors“, issued on June 10, 2003 (US 6577767)

Jungwoo Lee, “Parameterized quantization matrix adaptation for video encoding“, issued on Apr. 8, 2003 (US 6546049)

Heidi Peterson ; Jungwoo Lee, “Apparatus and method for optimizing encoding and performing automated steerable image compression in an image coding system using a perceptual metric“, issued on Mar. 4, 2003 (US 6529631)

Jungwoo Lee, “Motion vector generation by temporal interpolation“, issued on Nov. 13, 2001 (US 6317460)

Jungwoo Lee ; Robert N. Hurst, “Noise estimation and reduction apparatus for video signal processing“, issued on Sep. 4, 2001 (US 6285710)

Jungwoo Lee ; Tihao Chiang ; Ya-Qin Zhang, “Apparatus and method for quadtree based variable block size motion estimation“, issued on July 4, 2000 (US 6084908)

Jungwoo Lee ; Bradley W. Dickinson, “Method and apparatus for video data compression using temporally adaptive motion interpolation” (for subband encoding), issued on Jan. 7, 1997 (US 5592226)

Jungwoo Lee ; Bradley W. Dickinson, “Method and apparatus for video data compression using temporally adaptive motion interpolation” (for MPEG encoding), issued on Oct. 15, 1996 (US 5565920)

Applied Patents

Seunghan Ryu, Beomju Shin, Jungwoo Lee and Myeongwoon Jeon, “System and method of sensing data in semiconductor device“, submitted on Dec. 31, 2010, patent pending (US 12/983122)

Jungwoo Lee and Jian Jun Li, “Device and method for transmitting channel information in wireless communication systems“, submitted on Nov. 04, 2010, patent pending (US 12/991102)

Jungwoo Lee, Seyong Park, “Self-organizing networks using directional beam antenna“, submitted on Sep. 03, 2009, patent pending (US 12/553258)

Yingxue Li ; Inhyok Cha ; Jungwoo Lee, “Method and apparatus for selecting a beam combination of multiple-input multiple-output antennas“, submitted on Feb. 13, 2006, patent pending (US 11/352631)