USBC是NS Wifi問題的元兇?? - Switch

By Olive
at 2017-08-07T11:01
at 2017-08-07T11:01
Table of Contents
https://www.kocpc.com.tw/archives/118608
: USB Type-C 與 Macbook Pro 內部的 Wi-Fi 晶片干擾的關係,
: 這個狀況時早在 2012 年、USB 3.0 時期,Intel 就有發過報告解釋,
: 當時還希冀在剛公布規格的 USB 3.1 上,看是否能夠改善干擾的狀況。
: 不過看起來事情並沒有大家所想的這麼簡單,
: 畢竟 USB Type-C 還是基於 USB 3.0 而延伸出來的新規格,問題只會更嚴重。
: 而會干擾的原因是因為,USB 3.0 的 9 條接線中,
: 其中有 4 條分別是 2 對的線條來負責 Differential Signal。
: 在運作的頻率上提升至 2.5GHz(精準的來說,應該是相當接近。),
: 所以在運作負載量、耗電量較高的產品時,
: USB 3.0 所溢散出的電磁波就會容易干擾到其他走 2.5GH 頻段的裝置,
: 像是 802.11 b/g/n、藍牙鍵盤滑鼠等裝置,
: 而只要一干擾後,不是無法運作就是效能低下。
應該也不少人知道USBC跟Wifi就是會干擾,而NS的底座就只是個大型的USBC HUB
所以NS的Wifi模組在底座模式時,等於插著USBC HUB,就會影響Wifi的表現
不過是不是掌機模式也有人會出問題??
--
: USB Type-C 與 Macbook Pro 內部的 Wi-Fi 晶片干擾的關係,
: 這個狀況時早在 2012 年、USB 3.0 時期,Intel 就有發過報告解釋,
: 當時還希冀在剛公布規格的 USB 3.1 上,看是否能夠改善干擾的狀況。
: 不過看起來事情並沒有大家所想的這麼簡單,
: 畢竟 USB Type-C 還是基於 USB 3.0 而延伸出來的新規格,問題只會更嚴重。
: 而會干擾的原因是因為,USB 3.0 的 9 條接線中,
: 其中有 4 條分別是 2 對的線條來負責 Differential Signal。
: 在運作的頻率上提升至 2.5GHz(精準的來說,應該是相當接近。),
: 所以在運作負載量、耗電量較高的產品時,
: USB 3.0 所溢散出的電磁波就會容易干擾到其他走 2.5GH 頻段的裝置,
: 像是 802.11 b/g/n、藍牙鍵盤滑鼠等裝置,
: 而只要一干擾後,不是無法運作就是效能低下。
應該也不少人知道USBC跟Wifi就是會干擾,而NS的底座就只是個大型的USBC HUB
所以NS的Wifi模組在底座模式時,等於插著USBC HUB,就會影響Wifi的表現
不過是不是掌機模式也有人會出問題??
--
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