High Performance Local Area Network, commonly known as HIPERLAN, is an advanced wireless communication standard that is increasingly relevant in the aviation industry. HIPERLAN offers high data transfer rates and robust connectivity within localized areas, such as airports, aircraft cabins, and air traffic control environments. This network technology supports critical aviation operations by providing reliable and fast wireless communication essential for operational efficiency, safety, and passenger experience.
HIPERLAN is designed to serve as a wireless Local Area Network (LAN) operating primarily in the 5 GHz frequency band. This gives it an edge over traditional wireless technologies in terms of speed, frequency reuse, and resistance to interference—characteristics that are highly valued in aviation environments crowded with communication devices. The standard supports data rates up to 54 Mbps, which is substantial for supporting real-time data transmission and multimedia services.
High Performance Local Area Network in Aviation
High Performance Local Area Network is implemented within aviation to enable seamless communication between various systems and staff. In airports, HIPERLAN networks facilitate data exchange for ground handling operations, baggage tracking, and security surveillance systems. Aviation control towers benefit from HIPERLAN’s fast and reliable data capacity to coordinate aircraft movements safely and efficiently. Furthermore, aircraft cabins may utilize HIPERLAN to provide passengers with onboard high-speed internet access while supporting crew communication and operational monitoring.
One of the key strengths of High Performance Local Area Network in aviation is its strong Quality of Service (QoS) capabilities, which prioritize critical communications. This ensures that control and safety messages receive higher transmission priority over less critical data streams such as passenger internet traffic. The protocol supports advanced security features including robust encryption and authentication mechanisms, essential in protecting sensitive aviation communications from unauthorized access and interference.
Technical Specifications and Advantages of HIPERLAN
HIPERLAN operates primarily in the 5 GHz unlicensed spectrum, with a channel bandwidth of 20 MHz or 40 MHz. It supports data rates ranging from 6 Mbps to 54 Mbps using Orthogonal Frequency Division Multiplexing (OFDM) modulation techniques. The network standard defines two versions: HIPERLAN Type 1 (HIPERLAN/1) and the more advanced HIPERLAN Type 2 (HIPERLAN/2). HIPERLAN/2 extends the capabilities with enhanced security and support for higher data rates, making it well-suited for the dynamic demands of aviation networks.
In terms of range, HIPERLAN typically supports coverage up to 100 meters indoor and even further in open areas, depending on the power output and antenna configurations used. The medium access control (MAC) protocol used by HIPERLAN includes mechanisms for managing network access efficiently among multiple users, reducing collisions and latency. This is critical for maintaining real-time communications between control systems and aircraft.
Applications of High Performance Local Area Network in Modern Aviation
The applications of High Performance Local Area Network extend across many facets of aviation. Ground operations use HIPERLAN for asset tracking and personnel communications, increasing efficiency and safety. Airports implement HIPERLAN networks to support automated systems such as smart gates, baggage handling, and surveillance cameras. Additionally, air traffic management systems leverage HIPERLAN’s robustness to enhance coordination and communication between controllers and pilots.
Onboard aircraft, HIPERLAN-based systems contribute to passenger services such as streaming media, flight information delivery, and internet connectivity. Airlines can monitor aircraft systems in real-time for maintenance alerts and performance data through HIPERLAN-enabled networks. As wireless technology advances, HIPERLAN is positioned to integrate with emerging aviation communication standards, supporting the increasing demand for secure, high-speed wireless connectivity in the aviation sector.
For further technical insights on wireless local area networks in aviation, the European Telecommunications Standards Institute (ETSI) provides detailed documentation on HIPERLAN technology.
For More: What is HATR in Aviation? (Hazardous Air Traffic Report)
