Definitions for specific "BDS" (Binary Data Selector) registers, such as BDS 1,0 (Data Link Capability) and BDS 2,0 (Aircraft Identification).
| Document | Role | |----------|------| | | SARPs for Surveillance and Collision Avoidance Systems | | Doc 9871 | Detailed technical provisions and coding for Mode S & ADS-B | | Doc 9684 | Manual on Mode S Specific Services | | Doc 9863 | Manual on ADS-B (for operational aspects) |
"The 24-bit address is only defined in Doc 9871." icao doc 9871
Understanding ICAO Doc 9871 : The Technical Blueprint for Mode S and ADS-B
The document is structured to cover the various modes of digital communication between aircraft and ground stations. 1. Mode S Services Mode S Services It serves as the authoritative
It serves as the authoritative source for:
, and its critical importance in mitigating radio frequency congestion. 1. Introduction This level of detail is essential for manufacturers
The primary goal of Doc 9871 is to specify the exact formats and protocols for and 1090 MHz Extended Squitter (ADS-B) . This level of detail is essential for manufacturers and states to ensure that aircraft transponders and ground-based radar systems from different providers can "talk" to each other seamlessly across borders. Key Technical Components