In order to enable new services that require high data rates over longer distances, the
optical fiber substitutes the copper cable step by step in the access network area. Time …

Ethernet passive optical network (EPON) is considered one of the best candidates for next-
generation optical access solutions. Practical and cost-effective survivability and …

We propose a method with high spatial resolution to detect fiber faults in a time-division
multiplexing passive optical network (TDM-PON). A semiconductor laser serving as the …

Optical coding has numerous properties that make its application to remote monitoring and
failure detection in passive optical networks very attractive. Several approaches for encoder …

In this research, a study of the main trends of MPLS and GPON technologies is carried out in
order to identify advantages and disadvantages of both technologies. This study contributes …

A reliable, detection-active and cost-effective method which employs the hello and heartbeat
signals for branched node distinguishing to monitor fiber fault in any branch of distribution …

The article presents the motives, requirements and problems of monitoring the physical
environment of passive optical networks. The results of the review of monitoring methods …

A novel ring encoder for passive optical network (PON) is proposed and analyzed in term of
SNR and probability of false alarm (PFA). The encoder exploits a fiber ring and one Bragg …

An efficient and unambiguous failure monitoring and protection mechanism is proposed in
long-reach passive optical network (LR-PON). Optical code domain reflectometer by optical …