Entries from 2019-01-01 to 1 month

50G PAM4ベースの光トランシーバ技術

PAM4エンコーディングテクノロジでは、各サンプリングサイクル内で50G PAM4ベースの光トランシーバで送信される情報量が2倍になります。25Gの光コンポーネントを使用して50Gbpsの伝送速度を達成し、光トランシーバのコストを削減することができます。50G PAM…

Which Is Better for 80km Links? PAM4 or Coherent Technology

A significant portion of Data Center Interconnections (DCIs) and telecom router-to-router interconnections rely on simple ZR or 80km transceivers. The former is mostly based on 100Gbps per 100GHz ITU-T window C-band DWDM transceivers, whil…

The Popular 100G High-speed Optical Transceivers of Data Center

Since 2018, 100G high-speed optical transceivers have been deployed in large-scale data centers. The 100G QSFP28 series products are favored in large data center network architectures such as Microsoft, Google, and Facebook.The 100G QSFP28…