Chieteuk Ahn
55Patents
11h-index
88Co-inventors
81Inventor score
Filing activity: Dec 2, 2000 → Jan 30, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7653143B2 | Digital television transmitter and receiver for transmitting and receiving dual stream using 4 level vestigial side band robust data | Emerging Cross-Sectional Technologies | 61 | Expired |
| US7136415B2 | Method and apparatus for multiplexing multi-view three-dimensional moving picture | Electricity | 47 | Expired |
| US7548582B2 | Kalman-viterbi joint channel equalizer | Electricity | 24 | Expired |
| US8954321B1 | Unified speech/audio codec (USAC) processing windows sequence based mode switching | Physics | 22 | Active |
| US7564905B2 | System and method for providing terrestrial digital broadcasting service using single frequency network | Electricity | 21 | Active |
| US7779327B2 | Dual stream structure digital television transmission and receiving method using hybrid of E-8VSB, E-4VSB and P2VSB | Electricity | 19 | Active |
| US7856590B2 | Digital television transmitter and receiver for using 16 state trellis coding | Electricity | 17 | Active |
| US8111758B2 | 3D stereoscopic/multiview video processing system and its method | Electricity | 15 | Expired |
| US7848425B2 | Method and apparatus for encoding and decoding stereoscopic video | Physics | 13 | Active |
| US8483269B2 | System and method for transmitting/receiving three dimensional video based on digital broadcasting | Electricity | 13 | Active |
| US7177357B2 | Data processing system for stereoscopic 3-dimensional video based on MPEG-4 and method thereof | Electricity | 12 | Expired |
| US6707851B1 | Method for objects segmentation in video sequences by object tracking and user assistance | Physics | 11 | Expired |
| US7321602B2 | Apparatus and method for inserting null packet in digital broadcasting transmission system | Electricity | 9 | Expired |
| US7769589B2 | System and method for providing electronic program guide | Electricity | 9 | Expired |
| US9384748B2 | Unified Speech/Audio Codec (USAC) processing windows sequence based mode switching | Physics | 9 | Active |
| US8170246B2 | Apparatus and method for reproducing surround wave field using wave field synthesis | Electricity | 8 | Active |
| US8351612B2 | Apparatus for generating and playing object based audio contents | Electricity | 6 | Active |
| US7712011B2 | Apparatus and method for receiving digital television signal with backward compatibility byte | Electricity | 6 | Active |
| US8976983B2 | Method for generating and playing object-based audio contents and computer readable recording medium for recoding data having file format structure for object-based audio service | Electricity | 6 | Active |
| US8898059B2 | LPC residual signal encoding/decoding apparatus of modified discrete cosine transform (MDCT)-based unified voice/audio encoding device | Physics | 6 | Active |
| US10002619B2 | Unified speech/audio codec (USAC) processing windows sequence based mode switching | Physics | 6 | Active |
| US6946993B2 | Digital broadcasting service receiver for improving reception ability by switched beam-forming | Electricity | 6 | Expired |
| US9299352B2 | Method and apparatus for generating side information bitstream of multi-object audio signal | Electricity | 5 | Active |
| US10622001B2 | Unified speech/audio codec (USAC) windows sequence based mode switching | Physics | 4 | Active |
| US7570692B2 | Apparatus and method for transmitting MPEG-4 data synchronized with MPEG-2 data | Electricity | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.