state. Apple developed a sleep staging classifier algorithm that’s based on accelerometer signals derived from Apple Watch. The accelerometer signals contai...

https://www.apple.com/jp/healthcare/docs/site/Estimating_Sleep_Stages_from_Apple_Watch_Sept_2023.pdf

these privacy protections. Safari minimizes the amount of data collected by Apple and shared with third parties. Where possible, Safari’s privacy protection...

https://www.apple.com/jp/safari/docs/Safari_White_Paper_Nov_2019.pdf

that are truer to life than ever. • Pro Display XDR sustains a production-ready 1000 nits of full-screen brightness and up to 1600 nits peak, enabled by an ...

https://www.apple.com/jp/pro-display-xdr/pdf/Pro_Display_White_Paper_Feb_2020.pdf