Inventor · disambiguated record
Manabu Kawabe
Also filed as: KAWABE MANABU
39 granted patents·1,246 citations·filing 1986–2019
98Inventor score
Files withOKI ELECTRIC IND CO LTD15HITACHI LTD5RENESAS TECH CORP5RENESAS ELECTRONICS CORP3CLARION CO LTD2
Top patents by PatentIndex Score
39 records- 0195US7254160B2Radio receiverHITACHI COMM TECH LTD·Filed 2003·Granted Aug 7, 2007·62 cites·15 claims
- 0293US4701923AAdaptively coded data communication system with half duplex and/or full duplex functionOKI ELECTRIC IND CO LTD·Filed 1986·Granted Oct 20, 1987·153 cites·1 claims
- 0392US4869396ADraught beer dispensing systemKIRIN BREWERY·Filed 1988·Granted Sep 26, 1989·80 cites·4 claims
- 0491US6259683B1Mobile communication system for accomplishing handover with phase difference of frame sync signals correctedOKI ELECTRIC IND CO LTD·Filed 1997·Granted Jul 10, 2001·163 cites·6 claims
- 0591US5442662ACode-division multiple-access communication system providing enhanced capacity within limited bandwidthOKI ELECTRIC IND CO LTD·Filed 1994·Granted Aug 15, 1995·144 cites·25 claims
- 0690US7783273B2Method and system for calibrating frequencies-amplitude and phase mismatch in a receiverRENASAS ELECTRONICS CORP·Filed 2006·Granted Aug 24, 2010·27 cites·20 claims
- 0788US7426377B2Sigma delta (ΣΔ) transmitter circuits and transceiver using the sameRENESAS TECH CORP·Filed 2005·Granted Sep 16, 2008·16 cites·10 claims
- 0887US7346330B2Software-defined radio apparatusHITACHI LTD·Filed 2005·Granted Mar 18, 2008·15 cites·16 claims
- 0986US4720829AError control encoding systemOKI ELECTRIC IND CO LTD·Filed 1986·Granted Jan 19, 1988·93 cites·6 claims
- 1085US7995982B2Semiconductor integrated circuitRENESAS ELECTRONICS CORP·Filed 2008·Granted Aug 9, 2011·10 cites·21 claims
- 1184US5715521AMethod of controlling synchronization signal power in a communication systemOKI ELECTRIC IND CO LTD·Filed 1995·Granted Feb 3, 1998·68 cites·20 claims
- 1283US7346325B2Receiver, receiving method and portable wireless apparatusRENESAS TECH CORP·Filed 2005·Granted Mar 18, 2008·11 cites·20 claims
- 1382US7670434B2Vapor phase growth apparatusNIPPON MINING CO·Filed 2005·Granted Mar 2, 2010·5 cites·6 claims
- 1480US6377613B1Communication apparatus for code division multiple accessing mobile communications systemHITACHI LTD·Filed 1999·Granted Apr 23, 2002·63 cites·15 claims
- 1576US11645783B2Calibration apparatus and calibration methodFAURECIA CLARION ELECTRONICS CO LTD·Filed 2019·Granted May 9, 2023·2 cites·9 claims
- 1675US5463660ABlock-spreading code-division multiple-access demodulator with improved interference cancellationOKI ELECTRIC IND CO LTD·Filed 1994·Granted Oct 31, 1995·57 cites·16 claims
- 1773US5920591ASpreading code generator and CDMA communication systemOKI ELECTRIC IND CO LTD·Filed 1996·Granted Jul 6, 1999·41 cites·30 claims
- 1872US11636624B2Calibration device and calibration methodFAURECIA CLARION ELECTRONICS CO LTD·Filed 2019·Granted Apr 25, 2023·1 cites·7 claims
- 1972US4899148AData compression methodOKI ELECTRIC IND CO LTD·Filed 1988·Granted Feb 6, 1990·46 cites·4 claims
- 2071US6975607B2Mobile communication system for accomplishing handover with phase difference of frame sync signals correctedOKI ELECTRIC IND CO LTD·Filed 2001·Granted Dec 13, 2005·14 cites·4 claims
- 2170US7352250B2Phase locked loop circuits, offset PLL transmitters, radio frequency integrated circuits and mobile phone systemsRENESAS TECH CORP·Filed 2006·Granted Apr 1, 2008·6 cites·17 claims
- 2270US5239623AThree-dimensional image generatorOKI ELECTRIC IND CO LTD·Filed 1989·Granted Aug 24, 1993·44 cites·1 claims
- 2368US7756505B2Semiconductor integrated circuit and a software radio deviceHITACHI LTD·Filed 2005·Granted Jul 13, 2010·4 cites·6 claims
- 2467US7301405B2Phase locked loop circuitRENESAS TECH CORP·Filed 2005·Granted Nov 27, 2007·5 cites·11 claims
- 2565US7465353B2Method for growing epitaxial crystalNIPPON MINING CO·Filed 2005·Granted Dec 16, 2008·2 cites·7 claims
- 2660US7756489B2Software defined radio and library configuration thereforHITACHI LTD·Filed 2006·Granted Jul 13, 2010·2 cites·6 claims
- 2760US5016786ADraught beer dispensing systemKIRIN BREWERY·Filed 1989·Granted May 21, 1991·15 cites·1 claims
- 2859US5631922ASpread code generation device for spread spectrum communicationOKI ELECTRIC IND CO LTD·Filed 1995·Granted May 20, 1997·24 cites·16 claims
- 2959US5394434ACode-division multiple-access demodulator with improved interference cancelationOKI ELECTRIC IND CO LTD·Filed 1993·Granted Feb 28, 1995·29 cites·13 claims
- 3053US7683723B2Phase locked loop circuits, offset PLL transmitters, radio frequency integrated circuits and mobile phone systemsRENESAS TECH CORP·Filed 2007·Granted Mar 23, 2010·2 cites·12 claims
- 3152US7800452B2Phase locked loop circuitRENESAS ELECTRONICS CORP·Filed 2007·Granted Sep 21, 2010·0 cites·18 claims
- 3249US6137825ACommunication system, transmitter and receiverOKI ELECTRIC IND CO LTD·Filed 1998·Granted Oct 24, 2000·14 cites·15 claims
- 3348US11403770B2Road surface area detection deviceCLARION CO LTD·Filed 2018·Granted Aug 2, 2022·0 cites·6 claims
- 3447US11373333B2Calibration apparatus and method for in-vehicle cameraCLARION CO LTD·Filed 2018·Granted Jun 28, 2022·0 cites·9 claims
- 3543US5850394ACDMA communications system using multiplexed signaling data linesOKI ELECTRIC IND CO LTD·Filed 1997·Granted Dec 15, 1998·10 cites·3 claims
- 3641US8238864B2Semiconductor integrated circuitKAWABE MANABU·Filed 2011·Granted Aug 7, 2012·0 cites·20 claims
- 3740US8055218B2Wireless transmitter circuit and transceiver using the sameRENESAS ELECTRONICS CORP·Filed 2005·Granted Nov 8, 2011·0 cites·7 claims
- 3838US7088696B1Communication apparatusHITACHI LTD·Filed 1999·Granted Aug 8, 2006·8 cites·7 claims
- 3937US5694429AMobile radio communication systemOKI ELECTRIC IND CO LTD·Filed 1995·Granted Dec 2, 1997·10 cites·19 claims
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