Inventor · disambiguated record
Choong-Yul Cha
Also filed as: CHA CHOONG-YUL
16 granted patents·4 pending applications·112 citations·filing 2004–2019
92Inventor score
Files withSAMSUNG ELECTRONICS CO LTD14AVAGO TECHNOLOGIES GENERAL IP2AVAGO TECH INT SALES PTE LID1CHA CHOONG YUL1JEON SANG-YOON1
Top patents by PatentIndex Score
20 records- 0195US7812644B2Digital frequency detector and digital phase locked loop using the digital frequency detectorSAMSUNG ELECTRONICS CO LTD·Filed 2008·Granted Oct 12, 2010·33 cites·19 claims
- 0292US7310023B2Frequency synthesizerSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Dec 18, 2007·24 cites·31 claims
- 0380US7616061B2Low noise amplifier for ultra wide bandSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Nov 10, 2009·8 cites·11 claims
- 0475US7420429B2Source coupled differential complementary colpitts oscillatorSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Sep 2, 2008·7 cites·11 claims
- 0573US7345551B2Frequency synthesizer for mixing reference frequenciesSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Mar 18, 2008·7 cites·10 claims
- 0671US7983639B2RF filter and digital broadcast receiving tuner and RF signal processing device using RF filterSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Jul 19, 2011·2 cites·16 claims
- 0767US7123112B2Complementary voltage controlled oscillatorNEOREACH INC·Filed 2004·Granted Oct 17, 2006·9 cites·27 claims
- 0865US7710835B2High resolution time detecting apparatus using interpolation and time detecting method using the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted May 4, 2010·5 cites·10 claims
- 0964US7397317B2Quadrature signal generator for tuning phases of all of four generated quadrature signalsSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Jul 8, 2008·5 cites·9 claims
- 1062US9742444B1Broadband digital transmitter using π/4 phase offset local oscillator (LO) signalsAVAGO TECHNOLOGIES GENERAL IP·Filed 2016·Granted Aug 22, 2017·1 cites·20 claims
- 1161US7580486B2Multi-input multi-frequency synthesizing apparatus and method for multi-band RF receiverSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Aug 25, 2009·2 cites·16 claims
- 1260US7847636B2Low noise amplifier for ultra wide bandSAMSUNG ELECTRONICS CO LTD·Filed 2009·Granted Dec 7, 2010·3 cites·11 claims
- 1359US7915968B2Digitally controlled oscillator (DCO)SAMSUNG ELECTRONICS CO LTD·Filed 2008·Granted Mar 29, 2011·2 cites·8 claims
- 1456US7725088B2Fast mode switching frequency synthesizing apparatus and method for operating in low power consumptionSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted May 25, 2010·3 cites·20 claims
- 1553US8885773B2Radio architecture for an ultra low power receiverCHA CHOONG YUL·Filed 2011·Granted Nov 11, 2014·1 cites·13 claims
- 1650US10270348B2Synchronous switching regulator circuitAVAGO TECHNOLOGIES GENERAL IP·Filed 2017·Granted Apr 23, 2019·0 cites·20 claims
- 1743US2020162084A1Fbar-based local oscillator generationAVAGO TECH INT SALES PTE LID·Filed 2019·Application pending·0 cites
- 1841US2009174493A1Adjustable inductor and wideband voltage controlled oscillatorJEON SANG-YOON·Filed 2008·Application pending·0 cites
- 1937US2008224795A1Active balunSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 2037US2007100927A1Wide tunable polyphase filter with variable resistor and variable capacitorSAMSUNG ELECTRONICS CO LTD·Filed 2006·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →