Optical fiber technology is widely used by the integrated automation information transmission channel of the unattended substation, so the channelreliability is very important.
无人值班变电站的综合自动化信息传输通道通常采用光纤通信通道传输，保证通道可靠传输至关重要。
2
security or reliability. The complete set of infrastructure needs of a single communication option is handled by a predefined or custom channel stack
每种通道对应一个特定的基础设施方向，例如安全性或者可靠性。
3
Channel coding is a fundamental method to improve the communication reliability.