Inventor · disambiguated record
Chang Jun Oh
Also filed as: OH CHANG JUN
10 granted patents·1 pending application·334 citations·filing 1994–2024
91Inventor score
Top patents by PatentIndex Score
11 records- 0195US6091289ALow pass filterKOREA ELECTRONICS TELECOMM·Filed 1998·Granted Jul 18, 2000·106 cites·13 claims
- 0292US6259321B1CMOS variable gain amplifier and control method thereforKOREA ELECTRONICS TELECOMM·Filed 2000·Granted Jul 10, 2001·71 cites·7 claims
- 0380US5600269ALow power consumption comparator circuitKOREA ELECTRONICS TELECOMM·Filed 1994·Granted Feb 4, 1997·36 cites·8 claims
- 0475US6121818AMixer using replica voltage-current converterKOREA ELECTRONICS TELECOMM·Filed 1997·Granted Sep 19, 2000·40 cites·6 claims
- 0569US6400932B1Low offset automatic frequency tuning circuits for continuous-time filterKOREA ELECTRONICS TELECOMM·Filed 1999·Granted Jun 4, 2002·23 cites·5 claims
- 0665US5818306AVoltage control oscillation circuit using CMOSKOREA ELECTRONICS TELECOMM·Filed 1997·Granted Oct 6, 1998·16 cites·3 claims
- 0754US2024258938A1Apparatus and method for driving piezo actuator of smooth impact drive mechanismCREPAS TECH CO LTD·Filed 2024·Application pending·0 cites
- 0852US6011425ACMOS offset trimming circuit and offset generation circuitKOREA ELECTRONICS TELECOMM·Filed 1997·Granted Jan 4, 2000·14 cites·5 claims
- 0946US5600186ACapacitor voltage divider circuitKOREA ELECTRONICS TELECOMM·Filed 1994·Granted Feb 4, 1997·12 cites·5 claims
- 1038US5886550AIntegrated circuit built-in type supply power delay circuitKOREA ELECTRONICS TELECOMM·Filed 1997·Granted Mar 23, 1999·5 cites·9 claims
- 1137US6069537ADouble mode modulatorELECTRONICS AN TELECOMMUNICATI·Filed 1998·Granted May 30, 2000·11 cites·3 claims
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