Satellite Antenna Site Diversity
The Challenge:
The Solution:
Turnkey Benefits of Global Foxcom’s RFOF Solutions
Distance
Flexible
Unlimited Bandwidth
Immune to EMI/RFI
Security
Cost Effective
RF Over Fiber Advantages
- Fiber can transmit signals over distances of 100km without single degradation.
- Fiber is lightweight, flexible, and has less optical loss than coax cables.
- Fiber has unlimited bandwidth.
- Fiber does not conduct electricity, so it cannot be damaged during electrical / lightning storms.
- Fiber tapping does not occur because optical leakages do not exist in the system.
- Fiber is the most cost effective material for transporting signals.
Typical Antenna Site
Products
FAQs
RF Over Fiber (RFoF), also known as Radio Over Fiber, is a technology that uses optical fiber cables to transmit radio frequency (RF) signals over long distances. By converting RF signals into optical signals, RFoF systems achieve low signal loss, improved bandwidth, and resistance to electromagnetic interference.
RF Over Fiber solutions are widely used in industries such as telecommunications, satellite communications, and broadcast systems due to their ability to efficiently transport high-frequency signals across extensive networks. This technology is ideal for applications requiring minimal signal degradation over long distances.
- Optical Transmitter: Converts RF signals into optical signals using a laser diode.
- Optical Fiber: Medium for transmitting the optical signals over long distances.
- Optical Receiver: Converts the optical signal back to an RF signal using a photodetector.
- RF Amplifiers: Used for signal boosting at both the transmission and reception ends.
Standard single-mode fiber (SMF) is commonly used for RFoF applications due to its low attenuation and ability to support long-distance transmission.
- RFoF: Analog transmission of RF signals over fiber, maintaining original signal characteristics.
- D-RFoF: Digital conversion of RF signals before transmission, which can reduce noise but adds latency and requires extra processing.
Yes, RFoF is increasingly used in 5G infrastructure for backhaul, fronthaul, and remote radio head (RRH) connections due to its low latency and high-frequency capabilities.
Temperature variations can impact laser diodes and optical fibers, causing signal drift. Temperature-stabilized components help mitigate these effects.
Yes, RFoF can integrate with traditional RF systems using appropriate interfaces and converters. It is often used to extend or replace parts of existing RF distribution networks.