ultra long-haul

基本解释

New technology of high-speed and ultra long haul fiber-optic communication system;
超长站距光传输技术在电力系统具有广阔的应用前景。
The OADM application in the ultra-long haul network and protection rings is discussed.
讨论了OADM在超长距离传输网络和保护环中的应用。
The author gives an overview that ultra long-haul optical transmission technology will play an important role in national backbone transmission network in the future.
提出超长距离光传输技术现阶段只适用于部分区域，并展望在将来全国干线传输网中超长距离光传输将发挥重要作用。

Riding on cutting-edge technologies such as flex oDSP, super SD-FEC, and flex modulation format, this field trial achieved a record-breaking transmission distance of 1, 500 km using a super-channel PDM-16QAM-based high spectral efficiency solution, and a second record-breaking transmission distance of 3, 325 km using a super-channel Nyquist PDM-QPSK-based ultra-long-haul solution.
ENGADGET: Huawei tests 2Tbps data transmission over Vodafone's German network, calls it a 'first'
The company installed 63 additional Private IP edge routers for a total of 915 edge routers in 245 sites throughout 63 countries, activated more than 1, 500 kilometers (932 miles) of ultra-long-haul network across the southern part of the United Kingdom, and completed a joint fiber build in Singapore, which almost doubles the coverage of the Singapore fiber-optic network.
ENGADGET: Verizon, AT&T celebrate subscriber growth, new features rolled out in Q2