Assignee
NEC COMM SYSTEMS LTD
JP·30 granted patents·9 pending applications·76 citations·filing 2002–2022
Top patents by PatentIndex Score
39 records- 0182US7890112B2Radio device having fewer route disconnections and switchings by using control packets to maintain radio linksNEC COMM SYSTEMS LTD·Filed 2007·Granted Feb 15, 2011·11 cites·11 claims
- 0280US7991400B2Wireless communication system, system controller, access point, station, communication control method and computer-readable medium storing communication control programNEC COMM SYSTEMS LTD·Filed 2007·Granted Aug 2, 2011·9 cites·72 claims
- 0377US8045857B2Optical switching device, optical access network, optical switching method, program, and recording mediumNEC COMM SYSTEMS LTD·Filed 2006·Granted Oct 25, 2011·8 cites·22 claims
- 0474US8041377B2Radio device for preventing isolated radio devices in networkNEC COMM SYSTEMS LTD·Filed 2007·Granted Oct 18, 2011·6 cites·10 claims
- 0574US7616899B2Synchronizing method in optical access network, optical switching device, center device, and remote deviceNEC COMM SYSTEMS LTD·Filed 2006·Granted Nov 10, 2009·6 cites·40 claims
- 0671US8005005B2Method, apparatus and communication system for estimating on-off traffic characteristic and recording medium recording program for estimating on-off traffic characteristicNEC COMM SYSTEMS LTD·Filed 2009·Granted Aug 23, 2011·5 cites·70 claims
- 0771US7894840B2Method of simultaneously-connectible channel switchingNEC COMM SYSTEMS LTD·Filed 2007·Granted Feb 22, 2011·4 cites·34 claims
- 0870US11361547B2Object detection apparatus, prediction model generation apparatus, object detection method, and programNEC COMM SYSTEMS LTD·Filed 2018·Granted Jun 14, 2022·2 cites·7 claims
- 0967US12080027B2Article position managing apparatus, article position management system, article position managing method, and programNEC COMM SYSTEMS LTD·Filed 2019·Granted Sep 3, 2024·1 cites·19 claims
- 1066US11995865B2Article position estimation system and article position estimation methodNEC COMM SYSTEMS LTD·Filed 2019·Granted May 28, 2024·1 cites·15 claims
- 1165US9030945B2Wireless communication device that is capable of improving data transmission efficiency, associated network, and methodNEC COMM SYSTEMS LTD·Filed 2014·Granted May 12, 2015·1 cites·7 claims
- 1260US10244558B2Transmission control of a wireless communication terminal with transmission loss and collision detectionNEC COMM SYSTEMS LTD·Filed 2014·Granted Mar 26, 2019·1 cites·18 claims
- 1360US7577362B2Optical access network method, optical access network, and optical switch for optical access networkNEC COMM SYSTEMS LTD·Filed 2005·Granted Aug 18, 2009·2 cites·24 claims
- 1456US2025040518A1Health condition determination apparatus, health condition determination method, and programNEC COMM SYSTEMS LTD·Filed 2022·Application pending·0 cites
- 1555US10334628B2Program executed in transmitter, receiver and program executed in receiverNEC COMM SYSTEMS LTD·Filed 2018·Granted Jun 25, 2019·0 cites·8 claims
- 1655US2025021917A1Evaluation apparatus, system, method, and programNEC COMM SYSTEMS LTD·Filed 2022·Application pending·0 cites
- 1752US6642630B2Multi-output switching power source circuitNEC COMM SYSTEMS LTD·Filed 2002·Granted Nov 4, 2003·10 cites·12 claims
- 1852US2007021192A1Method and system for distributing game contentNEC COMM SYSTEMS LTD·Filed 2005·Application pending·0 cites
- 1951US10313974B2Base station, wireless terminal, communication system, communication method, and programNEC COMM SYSTEMS LTD·Filed 2014·Granted Jun 4, 2019·0 cites·9 claims
- 2049US9999075B2Program executed in transmitter, receiver and program executed in receiverNEC COMM SYSTEMS LTD·Filed 2015·Granted Jun 12, 2018·0 cites·20 claims
- 2149US6946752B2Input power stabilizing circuitNEC COMM SYSTEMS LTD·Filed 2002·Granted Sep 20, 2005·6 cites·22 claims
- 2249US6741375B2Optical modulator drive circuitNEC COMM SYSTEMS LTD·Filed 2002·Granted May 25, 2004·2 cites·20 claims
- 2347US12018969B2Volume measurement apparatus, system, method, and programNEC COMM SYSTEMS LTD·Filed 2019·Granted Jun 25, 2024·0 cites·16 claims
- 2447US7190675B2Adaptive access control in LAN relaying apparatusNEC COMM SYSTEMS LTD·Filed 2002·Granted Mar 13, 2007·1 cites·20 claims
- 2545US8385260B2Wireless base station, communication system, belonging information management method and storage medium for storing programNEC COMM SYSTEMS LTD·Filed 2008·Granted Feb 26, 2013·0 cites·21 claims
- 2645US8000714B2Interference prediction apparatus, interference prediction method, and interference prediction program in computer-readable mediumNEC COMM SYSTEMS LTD·Filed 2007·Granted Aug 16, 2011·0 cites·10 claims
- 2745US7894363B2Data transfer rate variance measurement method, apparatus, system, and storage medium for storing programNEC COMM SYSTEMS LTD·Filed 2008·Granted Feb 22, 2011·0 cites·4 claims
- 2844US12184436B2Network control apparatus, network control method, and network control programNEC COMM SYSTEMS LTD·Filed 2021·Granted Dec 31, 2024·0 cites·9 claims
- 2943US11510130B2Car-loaded communication apparatus, in-car communication system, communication method and programNEC COMM SYSTEMS LTD·Filed 2019·Granted Nov 22, 2022·0 cites·18 claims
- 3043US2008014918A1Communication quality measuring device, communication quality measuring method and communication measuring program in computer-readable mediumNEC COMM SYSTEMS LTD·Filed 2007·Application pending·0 cites
- 3142US10165603B2Collision detection device, communication device, collision detection method, and programNEC COMM SYSTEMS LTD·Filed 2014·Granted Dec 25, 2018·0 cites·17 claims
- 3242US9989939B2Wireless device, controlled device controlled by the same, control system including a wireless device and controlled device, and program for causing a computer in a wireless device to control a controlled deviceNEC COMM SYSTEMS LTD·Filed 2013·Granted Jun 5, 2018·0 cites·16 claims
- 3342US9973247B2Wireless communication systemNEC COMM SYSTEMS LTD·Filed 2014·Granted May 15, 2018·0 cites·4 claims
- 3441US2007019550A1Shaper control method, data communication system, network interface apparatus, and network delay apparatusNEC COMM SYSTEMS LTD·Filed 2006·Application pending·0 cites
- 3540US2020125355A1Software update deviceNEC COMM SYSTEMS LTD·Filed 2018·Application pending·0 cites
- 3639US2021400452A1In-vehicle control apparatus, in-vehicle network design apparatus, communication method, and programNEC COMM SYSTEMS LTD·Filed 2020·Application pending·0 cites
- 3738US2020342758A1Drive assistance device, drive assistance method, and recording medium in which drive assistance program is storedNEC COMM SYSTEMS LTD·Filed 2018·Application pending·0 cites
- 3834US10356844B2Communication deviceNEC COMM SYSTEMS LTD·Filed 2015·Granted Jul 16, 2019·0 cites·17 claims
- 3934US2017013556A1Wireless communication control device, wireless communication control method, storage medium, and wireless communication control systemNEC COMM SYSTEMS LTD·Filed 2015·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →