Nyob rau niaj hnub no kev lag luam thiab kev lag luam ib puag ncig, lub peev xwm los ntsuas thiab saib xyuas cov qib kua kom raug yog qhov tseem ceeb rau kev ua kom muaj kev nyab xeeb, kev ua tau zoo, thiab kev ua haujlwm zoo. Ib qho ntawm cov thev naus laus zis txhim khu kev qha tshaj plaws rau qib kev paub yog qib capacitive sensing, thiab tshwj xeeb tshaj yog, TN qib sensor. Cov sensors no tau siv dav hauv ntau yam lag luam xws li kev kho dej, kev ua tshuaj lom neeg, thiab khoom noj khoom haus, thiab lwm yam.
Nyeem ntxiv