????????VIVE/Oculus Rift??????VR?????????????????VR?г????????????????AR??????????????????????????????AR????????????AR?г???VR/AR???????????????????????????????Digi-Capital?????2020?????VR??AR?г????????1500???????IDC???????????й?VR?г?????2017?????441.2%??????????????????VR????У????????????????????????????????????????Google?????????ν???????????????????????????VR?豸?????VR?????????????????VR??????????????

?1. Digi-Capital??????VR??AR?г????

Google????VR/AR????????“???”?????????????????????

??????????????????????????????????????????????VR/AR???????????????????????С?????????????????á????????VR???飬??????????????????淶????????Google??Daydream??Tango???????????????????????VR/AR??????????????????????????????????????????

Daydream??????????б????Daydream??Android 7.x HiFi?????????????????????????????????????д?Google??VR??AR??????????????????????????????豸???????????????????Daydream??Tango?????????????Android 7.x HiFi???InvenSense?????????????е??????

InvenSense??????????????VR/AR?豸???

???????????MEMS?????????????InvenSense????2016????????????Daydream??Tango???????????????????У?ICM-20600??ICM-20602???????Daydream?????????2016????????????????ICM-20690??????????????????? Daydream??Tango????“????”????VR/AR???????????????????????InvenSense??д????????????????????????Ч????????-SR??????????Sensitivity????????????Sensitivity Error??????????????Offset vs T???????????????Sensitivity Drift vs T???????й??????????о???????????

“????????????????VR??AR????????InvenSense?????”InvenSense?????????Nicolas Sauvage???????“??Daydream??Tango??????????????????????????????????,????????????????,????????Daydream??Tango?????????????????????????”

??????????????????????

???????????????????InvenSense??????????????????VR?豸??????????????????????

* 1k Sensor fusion

???MCU?????1KHz ?????????????????????????10PPM???μ??????????

* In-run Calibration

????????????VR?????豸????????????????????У????????????????????У???

* Predictive quaternion

?????????????ú????????????????????????????????????????????????GPU??????Ч??

?2. InvenSense 3?????Daydream??Tango?????????????

?????Facebook??Oculus Rift??HTC?? Vive??VR?豸???г?????????AR????豸??????Microsoft??HoloLens???????????????VR/AR?????????????InvenSense??????????????????????????????????????????????????????????????????????InvenSense??????????VR/AR?豸?????

??????￡?ICM-20690??д??????????????????豸????????

????????????????????????????豸????????????????????????????????????????????????InvenSense?????OIS+UI??·????6??MEMS??????ICM-20690??????????????OIS??????????????????????“????”???????Google Daydream??Tango??????????????????????????????????????????豸???????????????????

?????????

??InvenSense?????????+???????????????ICM-30630??

??InvenSense???????????????74dB?????MEMS???鹼

??InvenSense??????????7?????????????ICM-20789??