Inventor · disambiguated record
Madjid Hafizi
Also filed as: HAFIZI MADJID
19 granted patents·1 pending application·209 citations·filing 1993–2020
94Inventor score
Top patents by PatentIndex Score
20 records- 0197US10963002B1Clock generation architecture using a poly-phase filter with self-correction capabilityQUALCOMM INC·Filed 2020·Granted Mar 30, 2021·11 cites·20 claims
- 0295US9843324B1Voltage-mode SerDes with self-calibrationQUALCOMM INC·Filed 2016·Granted Dec 12, 2017·17 cites·17 claims
- 0386US11378992B2Hybrid voltage regulator with a wide regulated voltage rangeQUALCOMM INC·Filed 2020·Granted Jul 5, 2022·2 cites·14 claims
- 0486US11233506B1Hybrid driver with a wide output amplitude rangeQUALCOMM INC·Filed 2020·Granted Jan 25, 2022·2 cites·19 claims
- 0583US10191526B2Apparatus and method for transmitting data signal based on different supply voltagesQUALCOMM INC·Filed 2016·Granted Jan 29, 2019·4 cites·27 claims
- 0683US5729033AFully self-aligned submicron heterojunction bipolar transistorHUGHES AIRCRAFT CO·Filed 1996·Granted Mar 17, 1998·69 cites·2 claims
- 0778US10057090B2Apparatus and method for transmitting data signal based on various transmission modesQUALCOMM INC·Filed 2016·Granted Aug 21, 2018·3 cites·25 claims
- 0873US8023591B2Method and system for a shared GM-stage between in-phase and quadrature channelsBROADCOM CORP·Filed 2006·Granted Sep 20, 2011·5 cites·28 claims
- 0971US9264263B2Serdes voltage-mode driver with skew correctionQUALCOMM INC·Filed 2014·Granted Feb 16, 2016·3 cites·27 claims
- 1071US5665614AMethod for making fully self-aligned submicron heterojunction bipolar transistorHUGHES AIRCRAFT CO·Filed 1995·Granted Sep 9, 1997·37 cites·18 claims
- 1160US9195254B2Method and apparatus for multi-level de-emphasisQUALCOMM INC·Filed 2012·Granted Nov 24, 2015·1 cites·39 claims
- 1257US8896353B2Method and apparatus for constant output impedance, variable pre-emphasis driveHAFIZI MADJID·Filed 2012·Granted Nov 25, 2014·1 cites·12 claims
- 1355US5404028AElectrical junction device with lightly doped buffer region to precisely locate a p-n junctionHUGHES AIRCRAFT CO·Filed 1993·Granted Apr 4, 1995·17 cites·20 claims
- 1455US5365077AGain-stable NPN heterojunction bipolar transistorHUGHES AIRCRAFT CO·Filed 1993·Granted Nov 15, 1994·19 cites·17 claims
- 1552US10817007B2Multi-standard, automatic impedance controlled driver with supply regulationQUALCOMM INC·Filed 2017·Granted Oct 27, 2020·0 cites·21 claims
- 1646US5920773AMethod for making integrated heterojunction bipolar/high electron mobility transistorHUGHES ELECTRONICS CORP·Filed 1997·Granted Jul 6, 1999·10 cites·14 claims
- 1744US9753479B2Multi-standard, automatic impedance controlled driver with supply regulationHAFIZI MADJID·Filed 2012·Granted Sep 5, 2017·0 cites·33 claims
- 1843US8081947B2Method and system for configurable active/passive mixer and shared GM stageOJO ADEDAYO·Filed 2006·Granted Dec 20, 2011·0 cites·10 claims
- 1939US2006068746A1Direct conversion receiver radio frequency integrated circuitNOKIA CORP·Filed 2004·Application pending·0 cites
- 2035US5468659AReduction of base-collector junction parasitic capacitance of heterojunction bipolar transistorsHUGHES AIRCRAFT CO·Filed 1994·Granted Nov 21, 1995·8 cites·8 claims
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