Inventor · disambiguated record
Eskinder Hailu
Also filed as: HAILU ESKINDER
87 granted patents·10 pending applications·623 citations·filing 2003–2023
99Inventor score
Top patents by PatentIndex Score
97 records- 0195US9602317B1Apparatus and method for combining currents from passive equalizer in sense amplifierQUALCOMM INC·Filed 2015·Granted Mar 21, 2017·20 cites·18 claims
- 0294US6980060B2Adaptive method and apparatus to control loop bandwidth of a phase lock loopIBM·Filed 2003·Granted Dec 27, 2005·58 cites·9 claims
- 0393US10355702B2Hybrid phase-locked loopQUALCOMM INC·Filed 2017·Granted Jul 16, 2019·12 cites·18 claims
- 0493US9971312B1Pulse to digital converterQUALCOMM INC·Filed 2017·Granted May 15, 2018·10 cites·30 claims
- 0592US7511554B2Systems and methods for level shifting using AC couplingTOSHIBA KK·Filed 2007·Granted Mar 31, 2009·20 cites·11 claims
- 0692US7245161B2Apparatus and method for verifying glitch-free operation of a multiplexerIBM·Filed 2005·Granted Jul 17, 2007·22 cites·20 claims
- 0791US7322001B2Apparatus and method for automatically self-calibrating a duty cycle circuit for maximum chip performanceIBM·Filed 2005·Granted Jan 22, 2008·18 cites·24 claims
- 0890US7675338B2Duty cycle correction circuit whose operation is largely independent of operating voltage and processIBM·Filed 2008·Granted Mar 9, 2010·15 cites·11 claims
- 0989US7360135B2Apparatus and method for automatically self-calibrating a duty cycle circuit for maximum chip performanceIBM·Filed 2007·Granted Apr 15, 2008·14 cites·23 claims
- 1088US7233212B2Oscillator array with row and column controlIBM·Filed 2005·Granted Jun 19, 2007·16 cites·20 claims
- 1188US6927604B2Clock signal selector circuit with reduced probability of erroneous output due to metastabilityIBM·Filed 2003·Granted Aug 9, 2005·34 cites·20 claims
- 1287US7200064B1Apparatus and method for providing a reprogrammable electrically programmable fuseIBM·Filed 2005·Granted Apr 3, 2007·20 cites·35 claims
- 1386US9577646B1Fractional phase locked loop (PLL) architectureQUALCOMM INC·Filed 2015·Granted Feb 21, 2017·7 cites·24 claims
- 1485US7245172B2Level shifter apparatus and method for minimizing duty cycle distortionIBM·Filed 2005·Granted Jul 17, 2007·13 cites·20 claims
- 1583US7330061B2Method and apparatus for correcting the duty cycle of a digital signalIBM·Filed 2006·Granted Feb 12, 2008·12 cites·35 claims
- 1681US10476434B1Quadrature clock generation with injection lockingQUALCOMM INC·Filed 2018·Granted Nov 12, 2019·4 cites·30 claims
- 1781US9998126B1Delay locked loop (DLL) employing pulse to digital converter (PDC) for calibrationQUALCOMM INC·Filed 2017·Granted Jun 12, 2018·4 cites·30 claims
- 1881US7417480B2Duty cycle correction circuit whose operation is largely independent of operating voltage and processIBM·Filed 2006·Granted Aug 26, 2008·9 cites·7 claims
- 1981US7391277B2Interleaved voltage controlled oscillatorIBM·Filed 2006·Granted Jun 24, 2008·8 cites·4 claims
- 2081US7356716B2System and method for automatic calibration of a reference voltageIBM·Filed 2005·Granted Apr 8, 2008·9 cites·5 claims
- 2181US7350095B2Digital circuit to measure and/or correct duty cyclesIBM·Filed 2005·Granted Mar 25, 2008·9 cites·1 claims
- 2280US7363178B2Method and apparatus for measuring the relative duty cycle of a clock signalIBM·Filed 2006·Granted Apr 22, 2008·10 cites·9 claims
- 2380US7333905B2Method and apparatus for measuring the duty cycle of a digital signalIBM·Filed 2006·Granted Feb 19, 2008·8 cites·14 claims
- 2477US7913199B2Structure for a duty cycle correction circuitIBM·Filed 2008·Granted Mar 22, 2011·8 cites·14 claims
- 2577US7595675B2Duty cycle measurement method and apparatus that operates in a calibration mode and a test modeIBM·Filed 2006·Granted Sep 29, 2009·8 cites·31 claims
- 2675US7260491B2Duty cycle measurement apparatus and methodIBM·Filed 2005·Granted Aug 21, 2007·6 cites·18 claims
- 2774US7716516B2Method for controlling operation of microprocessor which performs duty cycle correction processSONY COMPUTER ENTERTAINMENT INC·Filed 2006·Granted May 11, 2010·6 cites·20 claims
- 2874US7420400B2Method and apparatus for on-chip duty cycle measurementIBM·Filed 2006·Granted Sep 2, 2008·7 cites·13 claims
- 2974US7113881B2Method and apparatus for semi-automatic extraction and monitoring of diode ideality in a manufacturing environmentIBM·Filed 2004·Granted Sep 26, 2006·14 cites·21 claims
- 3073US8037431B2Structure for interleaved voltage controlled oscillatorIBM·Filed 2008·Granted Oct 11, 2011·5 cites·9 claims
- 3173US7493229B2Adjusting voltage for a phase locked loop based on temperatureIBM·Filed 2007·Granted Feb 17, 2009·8 cites·13 claims
- 3273US7279996B2Method of functionality testing for a ring oscillatorIBM·Filed 2005·Granted Oct 9, 2007·7 cites·18 claims
- 3372US7617059B2Method and apparatus for measuring the duty cycle of a digital signalIBM·Filed 2007·Granted Nov 10, 2009·5 cites·10 claims
- 3471US7679408B2Glitchless clock multiplexer optimized for synchronous and asynchronous clocksIBM·Filed 2007·Granted Mar 16, 2010·6 cites·14 claims
- 3571US7225092B2Method and apparatus for measuring and adjusting the duty cycle of a high speed clockIBM·Filed 2004·Granted May 29, 2007·15 cites·16 claims
- 3670US8736304B2Self-biased high speed level shifter circuitBOERSTLER DAVID WILLIAM·Filed 2005·Granted May 27, 2014·7 cites·10 claims
- 3770US7877222B2Structure for a phase locked loop with adjustable voltage based on temperatureIBM·Filed 2008·Granted Jan 25, 2011·7 cites·19 claims
- 3870US7358785B2Apparatus and method for extracting a maximum pulse width of a pulse width limiterIBM·Filed 2006·Granted Apr 15, 2008·5 cites·10 claims
- 3969US10419204B2Serializer-deserializer with frequency doublerQUALCOMM INC·Filed 2018·Granted Sep 17, 2019·1 cites·10 claims
- 4069US10355701B2Apparatus and method for frequency calibration of voltage controlled oscillator (VCO) including determining VCO frequency rangeQUALCOMM INC·Filed 2017·Granted Jul 16, 2019·2 cites·27 claims
- 4169US7646177B2Design structure for a duty cycle measurement apparatus that operates in a calibration mode and a test modeIBM·Filed 2008·Granted Jan 12, 2010·5 cites·33 claims
- 4268US7969250B2Structure for a programmable interpolative voltage controlled oscillator with adjustable rangeIBM·Filed 2008·Granted Jun 28, 2011·6 cites·22 claims
- 4367US7350096B2Circuit to reduce power supply fluctuations in high frequency/ high power circuitsIBM·Filed 2004·Granted Mar 25, 2008·10 cites·4 claims
- 4467US7170141B2Method for monolithically integrating silicon carbide microelectromechanical devices with electronic circuitryCORNELL RES FOUNDATION INC·Filed 2003·Granted Jan 30, 2007·13 cites·12 claims
- 4567US6958636B2Charge leakage correction circuit for applications in PLLsIBM·Filed 2004·Granted Oct 25, 2005·14 cites·17 claims
- 4666US10637637B2Fixing dead-zone in clock data recovery circuitsQUALCOMM INC·Filed 2019·Granted Apr 28, 2020·1 cites·26 claims
- 4766US8086989B2Structure for glitchless clock multiplexer optimized for synchronous and asynchronous clocksHAILU ESKINDER·Filed 2008·Granted Dec 27, 2011·5 cites·20 claims
- 4866US8032850B2Structure for an absolute duty cycle measurement circuitIBM·Filed 2008·Granted Oct 4, 2011·3 cites·16 claims
- 4966US7890561B2Random number generatorIBM·Filed 2005·Granted Feb 15, 2011·3 cites·18 claims
- 5066US7642863B2Systems and methods for PLL linearity measurement, PLL output duty cycle measurement and duty cycle correctionTOSHIBA KK·Filed 2007·Granted Jan 5, 2010·5 cites·18 claims
Showing the top 50 of 97 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →