Inventor · disambiguated record
Francis Ming-Meng Ngai
Also filed as: NGAI FRANCIS · NGAI FRANCIS M · NGAI FRANCIS MING-MENG · NGAI FRANCIS T
55 granted patents·24 pending applications·394 citations·filing 2002–2025
98Inventor score
Top patents by PatentIndex Score
79 records- 0195US11622281B2Radio frequency coexistence mitigations within wireless user equipment handsetsQUALCOMM INC·Filed 2021·Granted Apr 4, 2023·4 cites·30 claims
- 0295US9344174B2Systems, apparatus, and methods for antenna selectionQUALCOMM INC·Filed 2012·Granted May 17, 2016·20 cites·41 claims
- 0394US9287953B2Systems, apparatus, and methods for antenna selectionQUALCOMM INC·Filed 2012·Granted Mar 15, 2016·16 cites·33 claims
- 0493US8781437B2Systems and methods for dynamic transmission power limit back-off for specific absorption rate complianceNGAI FRANCIS MING-MENG·Filed 2012·Granted Jul 15, 2014·30 cites·40 claims
- 0591US11362692B2Apparatus and method for controlling a switchable filter for coexistence between wireless protocolsQUALCOMM INC·Filed 2020·Granted Jun 14, 2022·3 cites·28 claims
- 0690US9026127B2Predictive control for radio frequency coexistence management in multi-SIM-multi-active (MSMA) devicesQUALCOMM INC·Filed 2013·Granted May 5, 2015·8 cites·36 claims
- 0790US8909282B2Systems and methods for dynamic transmission power limit back-off for specific absorption rate complianceNGAI FRANCIS MING-MENG·Filed 2012·Granted Dec 9, 2014·15 cites·37 claims
- 0890US8090395B2Scanning channels while a device is out of serviceNGAI FRANCIS M·Filed 2009·Granted Jan 3, 2012·27 cites·22 claims
- 0989US9223376B2Managing electrical current in a portable computing device when two or more communications overlap in drawing power during a transmissionQUALCOMM INC·Filed 2013·Granted Dec 29, 2015·18 cites·36 claims
- 1088US9544042B2Opportunistic mobile receive diversity (OMRD) in a dual-SIM dual-active (DSDA) deviceQUALCOMM INC·Filed 2014·Granted Jan 10, 2017·14 cites·30 claims
- 1187US9323296B2Thermal mitigation in dual SIM dual active devicesQUALCOMM INC·Filed 2013·Granted Apr 26, 2016·8 cites·76 claims
- 1287US8484496B2Method and system for thermal management of battery charging concurrencies in a portable computing deviceANDERSON JON JAMES·Filed 2011·Granted Jul 9, 2013·13 cites·20 claims
- 1387US7366142B2Controlling multiple modems in a wireless terminal using dynamically varying modem transmit power limitsQUALCOMM INC·Filed 2005·Granted Apr 29, 2008·16 cites·12 claims
- 1486US10194446B2Techniques and apparatuses for concurrent resource usage for WWAN and WLANQUALCOMM INC·Filed 2017·Granted Jan 29, 2019·4 cites·30 claims
- 1586US9319977B2Wireless system selection factoring RF resource availability in dual access phonesQUALCOMM INC·Filed 2014·Granted Apr 19, 2016·9 cites·25 claims
- 1686US9167446B2Apparatus and method for mitigating voltage droop in a dual-transceiver wireless communication deviceQUALCOMM INC·Filed 2013·Granted Oct 20, 2015·8 cites·32 claims
- 1784US7860527B2Method and apparatus for receiving data and paging from multiple wireless communication systemsQUALCOMM INC·Filed 2006·Granted Dec 28, 2010·14 cites·36 claims
- 1884US7558226B2Performing an idle mode handoff in a wireless communication deviceQUALCOMM INC·Filed 2002·Granted Jul 7, 2009·52 cites·23 claims
- 1983US10595282B2Apparatus and method for adjustment of transmitter power in a systemQUALCOMM INC·Filed 2017·Granted Mar 17, 2020·3 cites·22 claims
- 2083US8442516B2World mode scanning controlSWAMINATHAN ARVIND·Filed 2011·Granted May 14, 2013·7 cites·22 claims
- 2181US7058421B2Wireless terminal operating under an aggregate transmit power limit using multiple modems having fixed individual transmit power limitsQUALCOMM INC·Filed 2002·Granted Jun 6, 2006·32 cites·32 claims
- 2280US9037168B2Multiple subscription resource access controlQUALCOMM INC·Filed 2013·Granted May 19, 2015·5 cites·12 claims
- 2379US9445276B2Preventing coexistence interference through smart band selection in MSMA devicesQUALCOMM INC·Filed 2014·Granted Sep 13, 2016·4 cites·28 claims
- 2478US10893453B2Methods and apparatus for mitigating co-existence issues in communication systemsQUALCOMM INC·Filed 2018·Granted Jan 12, 2021·2 cites·25 claims
- 2577US9462489B2Using client-specific RGS to improve performance on multi-SIM and multi-RAT devicesQUALCOMM INC·Filed 2014·Granted Oct 4, 2016·4 cites·30 claims
- 2676US9172414B2Method and device for implementing radio frequency coexistence management strategy in wireless devicesQUALCOMM INC·Filed 2013·Granted Oct 27, 2015·4 cites·40 claims
- 2776US8626179B2Multiple subscription resource access controlNGAI FRANCIS M·Filed 2011·Granted Jan 7, 2014·4 cites·24 claims
- 2874US2025274878A1Techniques for power control for dual subscribersQUALCOMM INC·Filed 2025·Application pending·0 cites
- 2972US7260411B2Aiding beam identification in a satellite systemQUALCOMM INC·Filed 2005·Granted Aug 21, 2007·4 cites·11 claims
- 3070US9363849B2Single antenna sharing for multiple wireless connectionsQUALCOMM INC·Filed 2014·Granted Jun 7, 2016·2 cites·20 claims
- 3169US9306653B2Enhanced opportunistic mobile receive diversity for dual-SIM dual-active mobile deviceQUALCOMM INC·Filed 2014·Granted Apr 5, 2016·2 cites·27 claims
- 3269US7016697B2Controlling multiple modems in a wireless terminal using dynamically varying modem transmit power limitsQUALCOMM INC·Filed 2002·Granted Mar 21, 2006·12 cites·25 claims
- 3368US8743779B2Systems, apparatus and methods to facilitate simultaneous traffic-idle or idle-idle demodulationNGAI FRANCIS M·Filed 2010·Granted Jun 3, 2014·2 cites·60 claims
- 3467US10314041B2Predictive control for radio frequency coexistence management in multi-SIM-multi-active (MSMA) devicesQUALCOMM INC·Filed 2015·Granted Jun 4, 2019·1 cites·28 claims
- 3567US10075964B2Radio frequency spectrum band harmonizationQUALCOMM INC·Filed 2016·Granted Sep 11, 2018·1 cites·29 claims
- 3667US9130634B2Digital antenna switchingQUALCOMM INC·Filed 2013·Granted Sep 8, 2015·2 cites·17 claims
- 3766US12302258B2Techniques for power control for dual subscribersQUALCOMM INC·Filed 2022·Granted May 13, 2025·0 cites·12 claims
- 3866US7092725B2Aiding beam identification in a satellite systemQUALCOMM INC·Filed 2002·Granted Aug 15, 2006·8 cites·29 claims
- 3965US9648635B2Subscriptions scheduling in multi-subscription devicesQUALCOMM INC·Filed 2015·Granted May 9, 2017·1 cites·26 claims
- 4063US9313711B2Enhanced out-of-service scan and system selection for dual-subscription, dual-active devicesQUALCOMM INC·Filed 2013·Granted Apr 12, 2016·1 cites·44 claims
- 4163US9107168B2Methods and apparatuses for preemptive battery voltage management in multi-SIM mobile devicesQUALCOMM INC·Filed 2013·Granted Aug 11, 2015·1 cites·33 claims
- 4262US7020484B2Controlling multiple modems in a wireless terminal using energy-per-bit determinationsQUALCOMM INC·Filed 2002·Granted Mar 28, 2006·7 cites·47 claims
- 4361US11452102B2Predictive control for radio frequency coexistence management in multi-rf communication deviceQUALCOMM INC·Filed 2019·Granted Sep 20, 2022·0 cites·14 claims
- 4461US7099623B2Managing searcher and tracker resources in a wireless communication deviceQUALCOMM INC·Filed 2002·Granted Aug 29, 2006·6 cites·40 claims
- 4560US11736172B2Simultaneous uplink transmissions associated with multiple subscriptionsQUALCOMM INC·Filed 2022·Granted Aug 22, 2023·0 cites·29 claims
- 4658US11445342B2Enhancements to pedestrian to vehicles (P2V) communicationsQUALCOMM INC·Filed 2020·Granted Sep 13, 2022·0 cites·28 claims
- 4757US11930482B2Techniques for carrier prioritization in multi-subscriber identity module featuresQUALCOMM INC·Filed 2021·Granted Mar 12, 2024·0 cites·30 claims
- 4855US2005289083A1System and method for authenticating and validating productsNGAI FRANCIS T·Filed 2004·Application pending·0 cites
- 4955US2013090151A1Method and apparatus for advanced motion detection in wireless communications systemsNGAI FRANCIS MING-MENG·Filed 2012·Application pending·0 cites
- 5054US12267827B2Adaptive radio frequency coexistence mitigationQUALCOMM INC·Filed 2022·Granted Apr 1, 2025·0 cites·24 claims
Showing the top 50 of 79 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →