This course will lead students to gain an in-depth understanding of the core principles and practical applications of data transmission encoding. Through step-by-step teaching methods, students will master how to choose appropriate data transmission encoding technology according to different application scenarios to achieve efficient and reliable data transmission. The course will cover common data transmission encoding algorithms, such as Huffman coding, arithmetic coding, etc., and demonstrate the encoding and decoding process through practical cases. Through the study of this course, students will have the ability to independently complete data transmission and coding tasks, laying a solid foundation for making breakthroughs in the field of data transmission and processing.