Samsung Electronics Co., Ltd.

Dongrak Shin

Wookwang Lee

Kyounghoon Kim

Jaejin Lee

Hyungsik Park

Youngjung Yoon

Youngmin Park

Chul Kyu Kang

Kyoungwon Kim

Sungjoon Cho

Mira Seo

Hyomin Oh

Sukgyong Kim

Byungjun Kim

Taeuk Park

Wootaek Song

Kwanhoe Ku

An electronic device includes: a power management module; a connector; a device recognition circuit; and a processor. The processor is configured to: based on a first resistance value detected in a first recognition pin, control the power management module to supply a first power signal to a first power pin and to supply a second power signal to a second recognition pin; receive first identification information of an external device via the first recognition pin or the first data pin; and based on the first identification information, control the power management module to cut off a supply of a first power signal and to maintain a supply of the second power signal.

Electronic device comprising connector

Embodiments of an electronic device are disclosed. The electronic device may include a USB Type-C connector including at least one configuration channel (CC) pin and a processor operatively connected to the USB Type-C connector. The processor may be configured to: obtain first information of a connected audio output device by using a USB driver; transmit the first information and/or audio card information of the audio output device to an audio framework through a USB framework; control the audio framework to access an interface corresponding to the audio card information; and activate, when at least a portion of second information of the audio output device is obtained through the USB driver while accessing the interface, the interface by transmitting the at least a portion of the second information to the audio framework through the USB framework. Various additional embodiments in addition to the disclosed embodiments are possible.

Electronic device and method for recognizing audio output device connected to USB Type-C connector

According to an embodiment, an electronic device may include: a power management module; a USB connection terminal; a processor operably connected to the power management module and the USB connection terminal; and a memory operably connected to the processor. The memory may store instructions that, when executed, cause the processor to: provide, in response to connection with an external electronic device through the USB connection terminal, fast charging related information to the external electronic device; obtain power based on the fast charging related information from the external electronic device; perform a fast charging operation through the power management module based on the obtained power; determine to enter a first mode for data communication with the external electronic device; and determine whether fast charging is possible in the external electronic device based on the obtained power and an entry into the first mode by the electronic device and the external electronic device.

Method and electronic device for providing fast charging

Electronic device and method for recognizing audio output device connected to USB type-C connector

The present application provides an electronic device for preventing a universal serial bus (USB) device from being damaged, and an operating method therefor. The electronic device includes a universal serial bus (USB) connector connectable to at least one of a charging device and a USB device through a dual gender, and at least one processor electrically coupled to the USB connector. The at least one processor is configured to detect a connection of the charging device and the USB device to the electronic device through the USB connector, in response to the connection of the charging device and the USB device to the electronic device, determine a charging voltage satisfying a designated condition, and request the charging device to provide the determined charging voltage through the USB connector.

Electronic device for preventing damage of USB device and operating method thereof

An electronic device includes a universal serial bus (USB) port configured to be wiredly attached to an external audio device, a processor operatively connected to the USB port, and a memory operatively connected to the processor. The memory stores a media application to play audio data, and stores instructions that when executed, cause the processor to play the audio data through the media application, sense an event associated with detachment from the external audio device while the audio data is being played, pause playing the audio data, in response to that the event is sensed, identify whether a device the same as the external audio device is attached within a specified time after the event is sensed, and play the audio data, which is paused, through the media application, when the device the same as the external audio device is attached within the specified time.

Electronic device for outputting audio through USB port and method thereof

In an electronic device and a method for operating the electronic device according to various embodiments, the electronic device may comprise a housing, a USB Type-C connector configured to be connected to the housing or exposed through the housing and to include at least one configuration channel (CC) pin, a circuit configured to be disposed in the housing and connected electrically to the connector, and a processor configured to be disposed in the housing and connected electrically to the circuit. The circuit may be configured to transmit and receive a packet through the CC pin. The packet may sequentially comprise a message header, a first vendor defined message (VDM) header, and a second VDM header including a product identifier and a data type. Further, various other embodiments can be implemented according to the present disclosure.

Electronic device and method for controlling external electronic device connected to USB type-C connector

Various embodiments of the present disclosure relate to an adaptive power management method and apparatus. The electronic device includes: a first interface for communicating with a first external electronic device functionally connected to the electronic device; a second interface for receiving power supplied by a second external electronic device; and a processor, wherein the processor determines whether the electronic device is electrically connected to the second external electronic device through the second interface, generates state information corresponding to a result of the determination, and transmits the state information to the first external electronic device through the first interface. Furthermore, various embodiments are possible.

Growing community of inventors

Suwon-si, South Korea

Dongrak Shin