proximity sensing lab接近感应实验室.pptx

Proximity

AgendaTimeDurationSessionWhatRequired/Optional(R/O)0:00-0:0505minsProximityPre-WorkandS/Winstallationcheck-0:05-0:1005minsIntroductiontoProximityR0:10-0:4030minsL1:TuneCSDparameterstoAchieveaProximitySensingDistanceof4-cmR0:40-1:0020minsL2:ImplementAdvancedLow-PassFiltertoIncreaseProximitySensingDistanceto10-cmR1:00-1:2020minsL2.2:TuneCSDParameterstoAchieveLiquidToleranceOCypressConfidentialInformation2014SalesTrainingConference2

Pre-WorkandS/WInstallationCheckPre-Work STCON2014Pre-Work:Proximity Software PSoCCreator3.0SP2 PSoCprogrammerandBCP(WillbeinstalledautomaticallywithPSoCCreator)CypressConfidentialInformation2014SalesTrainingConference3

CapacitiveProximitySensingRequirementsSensorDesignandlayouttomaximizeCFvalueatrequiredproximity-sensingdistanceAN92239–ProximitySensingwithCapSenseMinimum5:1SNRatrequiredproximity-sensingdistanceHighsensitivitytomaximizesignalforagivenCFLownoisesuchthatSNR5:1evenwhensignalisverylowProximitySensingwithCapSenseAmethodofdetectingnearbyconductiveobjectswithoutphysicalcontactusingcapacitivesensorsCF=100fFCF=20fF

ApplicationsandDesignWinsApplicationsFacedetectioninMobilePhonesandTabletsSARRegulationinTabletsandMobilePhonesWake-on-ApproachGestureDetectionIRReplacement,example-SoapdispensersDesignWinsCypressConfidentialInformation2014SalesTrainingConference5Smartphonewith

FaceDetectionbyNokiaCapacitiveproximitysensorscanreducecostbyreplacingexpensiveIRSensors

andtheirtoolingcostBoomboxwithWake-on-Approach

byRivaCapacitiveproximitysensorscan

activateandilluminatetheuserinterfacepanelwhenauser’shandapproachesTouchlessMedicalLighting

byWelchAllynCapacitiveproximitysensorscanenabletouchlessuserinterfacesformedicalequipmentandreducetheriskofcross-contamination

KeyTakeawaysLab1:TuneCSDparameterstoAchieveaPr