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| || | ||   / _ \\  |  __ \\   |  ___||   / ___// 
| '--' ||  | / \ || | |  \ ||  | ||__     \___ \\ 
| .--. ||  | \_/ || | |__/ ||  | ||__     /    // 
|_|| |_||   \___//  |_____//   |_____||  /____//  
`-`  `-`    `---`    -----`    `-----`  `-----`

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Text this: Impact of amplifier beat and nonlinear phase noises on coherent optical communication system