Inventor · Geoje-si, KR

Ik Soo Eo

31Patents
5h-index
38Co-inventors
69Inventor score

Filing activity: Dec 20, 1994 → Jun 10, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5532695A Power of two length pseudorandom noise sequence generator Physics 50 Expired
US9780891B2 Method and device for calibrating IQ imbalance and DC offset of RF tranceiver Electricity 12 Active
US7127012B2 Apparatus and method for separating carrier of multicarrier wireless communication receiver system Electricity 11 Expired
US6735723B2 Apparatus and method for processing interleaving/deinterleaving with address generator and channel encoding system using the same Electricity 7 Expired
US6069574A Hadamard code generation circuit Electricity 7 Expired
US7787555B2 Multi-input multi-output system and method for demodulating a transmitting vector in a receiver of the system Electricity 4 Active
US9013347B2 Radar apparatus Physics 4 Active
US5974102A Synchronizing circuit Electricity 4 Expired
US6850579B2 Multiplierless finite impulse response filter Electricity 3 Expired
US7428563B2 Apparatus and method for selectively performing Fast Hadamard Transform or Fast Fourier Transform Physics 3 Active
US8873687B2 Digital front end receiver using DC offset compensation scheme Electricity 3 Active
US7391632B2 Apparatus of selectively performing fast hadamard transform and fast fourier transform, and CCK modulation and demodulation apparatus using the same Physics 3 Active
US9000958B1 Device and method for converting data rate Electricity 2 Active
US7899667B2 Waveform interpolation speech coding apparatus and method for reducing complexity thereof Physics 1 Active
US7530010B2 Hybrid trace back apparatus and high-speed viterbi decoding system using the same Electricity 1 Active
US7194018B2 Apparatus for searching multipath in spread spectrum communications system and method thereof Electricity 1 Expired
US9509283B2 Interpolation filter based on time assignment algorithm Electricity 1 Active
US9379886B2 Sample rate converter and method of converting sample rate Electricity 1 Active
US9294135B2 Digital radio frequency (RF) receiver Electricity 1 Active
US7529663B2 Method for flexible bit rate code vector generation and wideband vocoder employing the same Physics 1 Active
US7929620B2 Blind channel estimation in an orthogonal frequency division multiplexing system Electricity 1 Active
US7933943B2 Multiplierless FIR digital filter and method of designing the same Electricity 0 Active
US7848923B2 Method for reducing decoder complexity in waveform interpolation speech decoding by converting dimension of vector Physics 0 Active
US9270502B2 Digital RF receiver Electricity 0 Active
US11481470B2 Fast Fourier transform device for analyzing specific frequency components of input signal Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.