Memory system and operating method thereof

Abstract

A memory system includes a memory device; and a controller suitable for encoding a message, storing the encoded message in the memory device and decoding the encoded message, wherein the controller is suitable for generating a message matrix including predetermined row codes and predetermined column codes symmetrical to the predetermined row codes, with the message or the encoded message using a block-wise concatenated Bose-Chadhuri-Hocquenghem (BCH) code with a symmetrical structure.