Samsung Electronics Co., Ltd.

Jaejoon Choi

Hong-mook Choi

Donghyeon Kim

Sanghyeok Sim

JuHyung Hong

Kwangho Yoo

Hoyou Jun

Storage devices are provided which include a nonvolatile memory device and a memory controller controlling the nonvolatile memory device. The memory controller includes a plurality of encryption and decryption cores, the plurality of encryption and decryption cores perform initialization at the same time and generate a plurality of initial tweak values, sequentially select the plurality of initial tweak values to perform encryption or decryption, and perform the encryption or the decryption in parallel by using one or more initial tweak values selected from the plurality of initial tweak values.

Storage device and operating method of storage device

An electronic device may include: a communication circuit; and a processor operatively connected to the communication circuit. The processor may be configured to generate a communication link to a first electronic device for audio by using the communication circuit, and when identifying a first state in which the remaining battery capacity of the electronic device for audio is smaller than the remaining battery capacity of the first electronic device for audio, and a difference between the remaining battery capacity of the electronic device for audio and the remaining battery capacity of the first electronic device for audio is greater than or equal to a threshold value, change a master role from the electronic device for audio to the first electronic device for audio. Various other embodiments may be provided.

Electronic device for audio, and method for managing power in electronic device for audio

Growing community of inventors

Suwon-si, South Korea

Jaejoon Choi