Inventor · disambiguated record
Charles R. Ruelke
Also filed as: RUELKE CHARLES · RUELKE CHARLES R
50 granted patents·2 pending applications·770 citations·filing 1991–2023
98Inventor score
Files withMOTOROLA SOLUTIONS INC20MOTOROLA INC18RUELKE CHARLES R6FREESCALE SEMICONDUCTOR INC1GALAN ARIEL L1
Top patents by PatentIndex Score
52 records- 0197US6459889B1DC offset correction loop for radio receiverMOTOROLA INC·Filed 2000·Granted Oct 1, 2002·119 cites·22 claims
- 0293US9514066B1Reconfigurable interface and method of configuring a reconfigurable interfaceMOTOROLA SOLUTIONS INC·Filed 2015·Granted Dec 6, 2016·18 cites·22 claims
- 0393US8320858B2Apparatus for receiving multiple independent RF signals simultaneously and method thereofRUELKE CHARLES R·Filed 2010·Granted Nov 27, 2012·24 cites·19 claims
- 0493US5767753AMulti-layered bi-directional coupler utilizing a segmented coupling structureMOTOROLA INC·Filed 1996·Granted Jun 16, 1998·74 cites·10 claims
- 0593US5216392AAutomatically controlled varactor tuned matching networks for a crystal filterMOTOROLA INC·Filed 1991·Granted Jun 1, 1993·118 cites·9 claims
- 0691US11393324B1Cloud device and user equipment device collaborative decision-makingMOTOROLA SOLUTIONS INC·Filed 2021·Granted Jul 19, 2022·3 cites·20 claims
- 0791US7227916B2Receiver with automatic gain control that operates with multiple protocols and method thereofFREESCALE SEMICONDUCTOR INC·Filed 2003·Granted Jun 5, 2007·46 cites·29 claims
- 0890US10491235B1Devices and methods for multi-mode sample generationMOTOROLA SOLUTIONS INC·Filed 2018·Granted Nov 26, 2019·9 cites·18 claims
- 0987US10573360B1Method and apparatus for adaptable phase training of high frequency clock signaling for data captureMOTOROLA SOLUTIONS INC·Filed 2018·Granted Feb 25, 2020·9 cites·20 claims
- 1085US12120536B2Mixed mode wireless communication system operational environmentMOTOROLA SOLUTIONS INC·Filed 2022·Granted Oct 15, 2024·1 cites·20 claims
- 1185US7689217B2Radio receiver having a multi-state variable threshold automatic gain control (AGC) for fast channel scanning acquisition and mehtod for using sameMOTOROLA INC·Filed 2007·Granted Mar 30, 2010·12 cites·26 claims
- 1285US7251468B2Dynamically matched mixer system with improved in-phase and quadrature (I/Q) balance and second order intercept point (IP2) performanceMOTOROLA INC·Filed 2004·Granted Jul 31, 2007·25 cites·20 claims
- 1385US7203476B2Method and apparatus for minimizing baseband offset error in a receiverMOTOROLA INC·Filed 2004·Granted Apr 10, 2007·29 cites·11 claims
- 1484US9735759B1Systems and methods for mitigating noise in an electronic deviceMOTOROLA SOLUTIONS INC·Filed 2016·Granted Aug 15, 2017·5 cites·18 claims
- 1581US8155615B2Generation of a composite mitigation signal with a desired spectral energy distrubutionRUELKE CHARLES R·Filed 2008·Granted Apr 10, 2012·10 cites·18 claims
- 1681US8131215B2Method and apparatus for determining location of a communication deviceSWOPE CHARLES B·Filed 2008·Granted Mar 6, 2012·9 cites·20 claims
- 1780US11343687B1Mixed mode wireless communication system operational environmentMOTOROLA SOLUTIONS INC·Filed 2021·Granted May 24, 2022·1 cites·25 claims
- 1880US8331865B2High speed minimal interference adaptive tranceiver interface and method thereofRUELKE CHARLES R·Filed 2009·Granted Dec 11, 2012·8 cites·21 claims
- 1977US8259858B2Carrier detect system, apparatus and method thereofRUELKE CHARLES R·Filed 2009·Granted Sep 4, 2012·7 cites·13 claims
- 2077US8063823B2Method for generating a location signalRUELKE CHARLES R·Filed 2008·Granted Nov 22, 2011·13 cites·18 claims
- 2176US8971456B2Apparatus and method for a dual watch receiverGALAN ARIEL L·Filed 2011·Granted Mar 3, 2015·6 cites·19 claims
- 2276US8565145B2Fast access asynchronous repeater wakeup protocolKHAN SHAKEEB Z·Filed 2010·Granted Oct 22, 2013·6 cites·12 claims
- 2375US11036506B1Memory systems and methods for handling vector dataMOTOROLA SOLUTIONS INC·Filed 2019·Granted Jun 15, 2021·2 cites·24 claims
- 2475US5564094ARadio receiver providing reduced intermodulation distortionMOTOROLA INC·Filed 1995·Granted Oct 8, 1996·57 cites·6 claims
- 2574US7373125B2Off-channel signal detector with programmable hysteresisMOTOROLA INC·Filed 2003·Granted May 13, 2008·17 cites·24 claims
- 2674US5576669AMulti-layered bi-directional couplerMOTOROLA INC·Filed 1995·Granted Nov 19, 1996·38 cites·28 claims
- 2771US8027651B2Method and apparatus for removing DC offset in a direct conversion receiverMOTOROLA SOLUTIONS INC·Filed 2008·Granted Sep 27, 2011·4 cites·20 claims
- 2870US9578469B2Method and system for direct mode communication within a talkgroupMOTOROLA SOLUTIONS INC·Filed 2014·Granted Feb 21, 2017·2 cites·16 claims
- 2970US8121241B2Method and apparatus for processing radio frequency signalsSTENGEL ROBERT E·Filed 2008·Granted Feb 21, 2012·6 cites·21 claims
- 3067US7054747B2System and method for integrating environmental sensors and asynchronous ubication repeaters forming an n-point spatially random virtual lattice networkMOTOROLA INC·Filed 2004·Granted May 30, 2006·12 cites·14 claims
- 3164US9001932B2Method and apparatus for extracting the quadrature component of a complex signal from the in-phase component after baseband digitizing using a complex transformMOTOROLA SOLUTIONS INC·Filed 2012·Granted Apr 7, 2015·3 cites·19 claims
- 3263US12472823B2Device, system, and method for controlling a vehicle display and a mobile display into a threat modeMOTOROLA SOLUTIONS INC·Filed 2023·Granted Nov 18, 2025·0 cites·20 claims
- 3363US9042856B2Method and apparatus for using erasure to improve signal decoding during an interference eventMOTOROLA SOLUTIONS INC·Filed 2013·Granted May 26, 2015·1 cites·20 claims
- 3462US7684516B2Method and apparatus for improving signal reception in a receiverMOTOROLA INC·Filed 2006·Granted Mar 23, 2010·2 cites·23 claims
- 3562US7202815B2Method and apparatus for location determinationMOTOROLA INC·Filed 2004·Granted Apr 10, 2007·17 cites·18 claims
- 3662US5574413ATunable filter having a capacitive circuit connected to groundMOTOROLA INC·Filed 1995·Granted Nov 12, 1996·17 cites·14 claims
- 3760US8295825B2Method to facilitate late joining of a callPINDER ELLIS A·Filed 2010·Granted Oct 23, 2012·1 cites·29 claims
- 3860US7474711B2Method and system for I/Q imbalance and DC offset correctionMOTOROLA INC·Filed 2005·Granted Jan 6, 2009·2 cites·25 claims
- 3960US7298229B1Multi-layered inductively coupled helical directional couplerMOTOROLA INC·Filed 1999·Granted Nov 20, 2007·13 cites·14 claims
- 4058US8169369B2Method and device for generating a location signalGONZALEZ ARMANDO J·Filed 2008·Granted May 1, 2012·5 cites·14 claims
- 4157US8442474B2Method and apparatus for imbalance-free FM demodulation in direct conversion radio receiversRAO YADUNANDANA·Filed 2010·Granted May 14, 2013·2 cites·20 claims
- 4256US7263363B2Method for mitigating intermodulation interference using channel power estimation and attenuation in a two-way radio communications systemMOTOROLA INC·Filed 2004·Granted Aug 28, 2007·4 cites·7 claims
- 4354US2025068771A1Incident-based transformations of graphical user interfaces for communications systems with dual-visual displaysMOTOROLA SOLUTIONS INC·Filed 2023·Application pending·0 cites
- 4450US12340699B2Device, system, and method for incident air space managementMOTOROLA SOLUTIONS INC·Filed 2022·Granted Jun 24, 2025·0 cites·20 claims
- 4547US10936006B1Clock distribution network and method for dynamically changing a clock frequency in a digital processing systemMOTOROLA SOLUTIONS INC·Filed 2019·Granted Mar 2, 2021·0 cites·20 claims
- 4644US10263636B2Scalable dynamic range analog-to-digital converter systemMOTOROLA SOLUTIONS INC·Filed 2017·Granted Apr 16, 2019·0 cites·18 claims
- 4742US11763022B2Artificial intelligence query system for protecting private personal informationMOTOROLA SOLUTIONS INC·Filed 2022·Granted Sep 19, 2023·0 cites·20 claims
- 4842US6115589ASpeech-operated noise attenuation device (SONAD) control system method and apparatusMOTOROLA INC·Filed 1997·Granted Sep 5, 2000·9 cites·6 claims
- 4940US2007135064A1Method and apparatus for reducing phase imbalance in radio frequency signalsRUELKE CHARLES R·Filed 2005·Application pending·0 cites
- 5039US9467319B1Expanding a capacity of a single radio channelMOTOROLA SOLUTIONS INC·Filed 2015·Granted Oct 11, 2016·0 cites·18 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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