The latest invention patents collect the data information of China invention patents from 2000 to 2024, typesetting according to the date of patent publication, including patent number, application date, invention Bibliographic data, abstracts, and specification data of people are convenient for scientific researchers to quickly browse and search for patents.
InactiveCN103516197AReduce switching lossesReduce lossEfficient power electronics conversionApparatus without intermediate ac conversionInductorEngineering
InactiveCN102122438BTo overcome the shortage of excavated road surfaceGuaranteed real-time non-drop frame detectionDetection of traffic movementDigital videoDigital signal processing
InactiveCN104407323BFast and high-precision measurementOvercome the shortcomings of not being able to guarantee measurement accuracyPosition fixationTime delaysIntermediate frequency
Owner:INST OF ELECTRONICS ENG CHINA ACAD OF ENG PHYSICS
ActiveCN107492153BGuarantee authenticityPrevent attendance cheatingRegistering/indicating time of eventsSpeech analysisEnvironmental soundsBusiness enterprise
ActiveCN103083835BSolve problems such as the consumption of coal and electricity resourcesImprove protectionBatteries circuit arrangementsPower network operation systems integrationEmergency exitClean energy
Owner:SHENZHEN GUANGAN FIRE FIGHTING & DECORATION ENG
ActiveCN109981001BImprove estimation accuracyThe signal processing method is simpleElectric motor controlVector control systemsMathematical modelPermanent magnet synchronous motor
InactiveCN1185080CAchieve mass productionPrecise monitoring of film thickness changesAutomatic control devicesSemiconductor/solid-state device testing/measurementVolumetric Mass DensityTest region
ActiveCN105758320BSolving Monitoring ChallengesMake up for the technical vacancy of accurately monitoring the atomization radius of the wheelUsing optical meansMonitoring systemRoad surface
Owner:CHINA INST OF WATER RESOURCES & HYDROPOWER RES