Samsung Electronics Co., Ltd.

Lg Electronics Inc.

Sungho Seo

Kwanwoo Noh

Myungsub Shin

Youngmin Lee

Hwaseok Oh

Hyuntae Park

Haesung Jung

Dongwoo Nam

JinHyeok Choi

Yongwoo Jeong

Seongyong Jang

Hyunkyu Jang

Jeongsu Kim

Hyunjin Park

Donghwal Lee

Ji-Seung Youn

Ji Hyun Jang

Bohee Park

Sang-Hoon Lee

Songkyu Kim

Sangjun Yoon

Wonsuk Jang

Ilsoo Jeon

Soonbok Jang

Junehee Lee

Insoo Lee

Yongwoon Moon

Kwangjae Woo

Hyeongrok Heo

Seenchul Jung

Hokyun Choi

Bonggoo Jun

Youngil Chang

An air conditioner is provided, in which a control box is disposed at a boundary between an indoor main body configured to blow indoor air and an outdoor main body configured to blow outdoor air, and the outdoor air may be introduced into the control box. Accordingly, even if it rains, the air conditioner may prevent direct exposure of the control box and/or a heat sink of the control box to rainwater and facilitate heat dissipation of control components disposed in the control box configured to perform inverter control.

Air conditioner

A link startup method of a storage device connected to a host through a plurality of lanes includes performing an initialization operation in the storage device; establishing data communication through a connected transmission lane and a connected reception lane among the plurality of lanes; transmitting a high speed link up message to the host through the connected transmission lane of the storage device; and performing a link startup operation in a high speed mode through the connected transmission lane of the storage device and the connected reception lane of the host, based on the high speed link up message transmitted by the storage device.

Storage device for high speed link startup and storage system including the same

A storage device and a storage system including the same are provided. The storage device includes a reference clock pin configured to receive a reference clock signal from a host, a reference clock frequency determination circuitry configured to determine a reference clock frequency from the reference clock signal received through the reference clock pin, and a device controller circuitry configured to perform a high speed mode link startup between the host and the storage device according to the reference clock frequency.

Storage device and storage system including the same

A method of operating a storage device includes receiving a first bit sequence including a request for changing a data rate from a host according to a first data rate through an input signal pin; sending a second bit sequence including a response to the request for changing a data rate to the host at the first data rate through an output signal pin; and changing the data rate to a second data rate according to whether a tail-of-burst (TOB) indicating an end of the second bit sequence is output.

Storage device adjusting data rate and storage system including the same

A host controller interface configured to provide interfacing between a host device and a storage device includes processing circuitry; a doorbell register configured to store a head pointer and a tail pointer of one or more first queues; and an entry buffer configured to store a first command from one of the one or more first queues in the entry buffer, wherein the processing circuitry is configured to, determine an order in which the commands of the one or more first queues are to be processed, route the first command to be stored in the entry buffer according to the determined order, and route a first response to be stored in one of one or more second queues.

Host controller interface using multiple circular queue, and operating method thereof

An air conditioner and a method for controlling an air conditioner are provided capable of minimizing noise generation. The air conditioner may include an indoor motor configured to drive a fan to blow indoor air and an outdoor motor configured to drive a fan to blow outdoor air. In addition, the air conditioner may include a controller configured to set a rotational speed of the indoor motor to drive a fan to blow indoor air based on operation modes and a maximum rotational speed of the outdoor motor to drive a fan to blow outdoor air and change a rotational speed of the outdoor motor within a range not exceeding the maximum rotational speed based on indoor environment information and a user-set value.

Air conditioner and a method for controlling an air conditioner

Provided are a storage device configured to perform high-speed link startup and a storage system including the storage device. The storage system performs data communication through a connected transmission lane and a connected reception lane from among a plurality of lanes between a host and the storage device. The host transmits an activate period of the connected transmission lane, which is less than a first time period, to the connected reception lane, and the storage device receives the activate period of the connected reception lane, which is less than the first time period. The host and the storage device perform link startup in a high-speed mode through the connected transmission lane and the connected reception lane, based on the activate period being less than the first time period.

Storage device for performing high-speed link startup and storage system including the same

Disclosed is a storage device which includes an interface circuit that exchanges data with a host device, and a power management unit that supplies a power to the interface circuit. The interface circuit includes a first input terminal receiving a first signal from the host device, a second input terminal receiving a second signal complementary to the first signal from the host device, a receive module processing the first signal and the second signal, a squelch circuit detecting levels of the first signal and the second signal, and a reference clock detector detecting whether a reference clock for operating the storage device is received. The power management unit selectively supplies a power to the squelch circuit based on a result of the detection by the reference clock detector.

Storage device configured to change power state based on reference clock from host device and method for operating the same

A storage device capable of performing high-speed link startup and a storage system including the storage device are disclosed. A link startup method of the storage device includes receiving a line-reset signal from a host through a line connected to an input signal pin of the storage device, comparing a length of the received line-reset signal with a first reference time, and performing a link startup operation in a high-speed mode or a low-speed mode between the storage device and the host according to a comparing result.

Link startup method of storage device, and storage device, host and system implementing same

An electronic device may include a host device and a storage device which are connected in a universal flash storage standard, wherein the host device may include processing circuitry configured to process a submission queue (SQ) and a completion queue (CQ), wherein the SQ is a processing standby line of a command, and the CQ is a processing standby line of a response received from the storage device, transmit the command to the storage device, store a host command credit in a host command register, the host command credit indicating an estimated command accommodation limit of the storage device, store the response in a response slot, and store a host response credit in a host command register, the host command credit indicating a limit of the response slot.

Operating method of host device and storage device using credit

Growing community of inventors

Seoul, South Korea

Sungho Seo