app. The initial sleep-tracking feature, released in 2020 (with iOS 14 and watchOS 7), included a determination of two states — asleep or awake — for each 3...

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

A Day in the Life of Your Data Building a Trusted Ecosystem for Millions of Apps The important role of App Store protections June 2021 “We’re trying to do t...

https://www.apple.com/jp/privacy/docs/Building_a_Trusted_Ecosystem_for_Millions_of_Apps.pdf

, but restricted by their 4K limitation, size, 
 weight, and incredibly high price points that limit their usability to a very 
 select group of professiona...

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