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
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →