Inventor · Hsinchu, TW

Mao-Ching Chiu

34Patents
7h-index
30Co-inventors
65Inventor score

Filing activity: Jul 29, 2002 → Jul 6, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US7139536B2 Method and apparatus for I/Q imbalance calibration of a transmitter system Electricity 42 Expired
US7394754B2 System and method for transmitting data in a multiple-branch transmitter-diversity orthogonal frequency-division multiplexing (OFDM) system Electricity 22 Expired
US7298798B1 Method and system for decoding block codes Electricity 13 Expired
US7017104B1 Method and system for decoding block codes by calculating a path metric according to a decision feedback sequence estimation algorithm Electricity 13 Expired
US10171204B2 Coded bit puncturing for polar codes Electricity 12 Active
US7123896B2 Method and apparatus for I/Q mismatch calibration in a receiver Electricity 11 Expired
US7174146B2 Method and apparatus for I/Q mismatch calibration in a receiver Electricity 8 Expired
US10432234B2 Low complexity rate matching for polar codes Electricity 7 Active
US7774689B2 Encoding and decoding methods and systems Electricity 7 Active
US7177377B2 Avoidance mechanism for co-channel interference in a network Electricity 6 Expired
US7298793B2 Method and apparatus for I/Q mismatch calibration of transmitter Electricity 6 Expired
US7218628B2 Method and device for detecting preamble of wireless data frame Electricity 5 Expired
US7272108B2 Channel estimation in orthogonal frequency-division multiplexing (OFDM) systems Electricity 5 Expired
US8000661B2 Communication system with frequency-adaptive predistorter design Electricity 4 Active
US10164659B2 QC-LDPC coding methods and apparatus Electricity 4 Active
US8107443B2 Method of performing cell search for a wireless communications system Electricity 3 Active
US7254185B2 Method for recovering a digital data content in a communication system and apparatus for performing the same Electricity 3 Expired
US7248627B2 Method and apparatus for estimating the link quality of a communication channel Electricity 2 Expired
US7269227B2 Apparatus and method for calculating bit metrics in data receivers Electricity 2 Expired
US10630319B2 Structure of interleaver with LDPC code Electricity 1 Active
US10581457B2 Shift coefficient and lifting factor design for NR LDPC code Electricity 1 Active
US9553652B2 Communications method and apparatus for carrier aggregation Electricity 0 Active
US9590667B1 Method and apparatus for interference cancellation by a user equipment Electricity 0 Active
US11689317B2 Re-transmission CRC for polar coding incremental-redundancy HARQ Electricity 0 Active
US10567116B2 Wireless communication using codebooks from a QC-LDPC code for shorter processing latency and improved decoder throughput efficiency Electricity 0 Active

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