SJ/T 11440-2012 in English

This standard defines the format and structure for differential correction data used in satellite navigation systems. It specifies the data types, encoding methods, and transmission protocols required to ensure accurate and reliable positioning information. The standard covers various aspects including message structure, data fields, and synchronization mechanisms. It is applicable to systems that utilize satellite-based positioning and correction services. The standard provides guidelines for the development and implementation of communication protocols between reference stations and user equipment. It also outlines the requirements for data integrity, error detection, and transmission efficiency. The content includes detailed descriptions of the message formats, data encoding rules, and the procedures for data transmission and reception. The standard is intended to support the interoperability and compatibility of different satellite navigation systems and their associated correction services.