公开(公告)号：US20220295009A1

公开(公告)日：2022-09-15

申请号：US17828599

申请日：2022-05-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Taewon DO ,  Jinkyu KIM ,  Shiva Prasad CHANDURI ,  Vinayak GOYAL ,  Yongtae KIM

IPC: H04N5/77 ,  H04N5/92

Abstract: A portable communication device supporting video calls is provided. The portable communication device can be configured to perform a video call on the basis of a first video codec and a first audio codec, receive, through a touch display, a request for recording the video call, and, if the first audio codec is not supported by a designated media container, record the video call on the basis of the first video codec and a second audio codec supported by the media container.

公开(公告)号：US20210105436A1

公开(公告)日：2021-04-08

申请号：US17034468

申请日：2020-09-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hoonjae LEE ,  Yongtae KIM ,  Jeongyong KIM ,  Hyonmyong CHO ,  Taewon DO ,  Hyeyoung JUN

IPC: H04N7/14 ,  H04L29/06

Abstract: An electronic device and an operation method of the electronic device according to various embodiments may include; a communication module comprising communication circuitry configured to transmit and/or receive data using a call channel established via a call connection to an external electronic device; and a processor, wherein the processor is configured to control the electronic device to: transmit a call connection request message to establish a call channel between an external electronic device and the electronic device; receive a response message from the external electronic device; based on capability information of the external electronic device related to the call connection and included in the response message, determine whether to pre-process a content transmitted via the call connection using a transmission filter configured to change a quality of the content; transmit, to the external electronic device, a call connection confirmation message indicating whether to pre-process the content; and control the communication module to complete establishing of the call channel, wherein the connection request message includes capability information of the electronic device related to the filter.

公开(公告)号：US20170104804A1

公开(公告)日：2017-04-13

申请号：US15277486

申请日：2016-09-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Taewon DO ,  Kichoon Gong ,  Jinkyu Kim

IPC: H04L29/06 ,  H04W4/00 ,  H04M1/725

CPC classification number: H04L65/602 ,  H04L65/80 ,  H04M1/72519 ,  H04M1/72522 ,  H04M1/72555 ,  H04M1/72563 ,  H04M2250/52 ,  H04N7/147 ,  H04W4/50

Abstract: Methods and devices for image data encoding are provided. Image data is created using at least one image captured by a camera of the electronic device. First encoded image data is created by encoding at least a portion of the image data in a first manner. Second encoded image data is created by encoding the at least a portion of the image data in a second manner. The second manner is different from the first manner. The first encoded data is stored in a memory of the electronic device. The second encoded data is transmitted from the electronic device to an external device.

公开(公告)号：US20220006843A1

公开(公告)日：2022-01-06

申请号：US17240159

申请日：2021-04-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Taewon DO ,  Yongtae KIM ,  Hoonjae LEE ,  Hyeyoung JUN

IPC: H04L29/06

Abstract: An electronic device and a method of operating the same are provided. The electronic device includes a communication circuit configured to transmit or receive data using a call channel established through a call connection with an external electronic device, and a processor configured to transmit content, which is pre-processed using a first transmission filter, to the external electronic device through the call channel, receive a first real-time control protocol (RTCP) message transmitted by the external electronic device through the call channel, identify a status of the call channel, based on the first RTCP message, determine whether or not to perform an operation of pre-processing the content to be transmitted to the external electronic device using a second transmission filter, transmit a second RTCP message using the second transmission filter to the external electronic device, and perform transmission of the content, based on the second transmission filter.

公开(公告)号：US20210250387A1

公开(公告)日：2021-08-12

申请号：US17251957

申请日：2019-07-02

Applicant: Samsung Electronics Co., Ltd.

Inventor： Taewon DO ,  Yongtae KIM ,  Hyeyoung JUN ,  Hoonjae LEE

IPC: H04L29/06

Abstract: Various embodiments of the present invention disclose a method and device for an electronic device to provide a multimedia service in an IMS network environment. According to various embodiments of the present invention, an electronic device includes: a wireless communication module; a processor operatively connected with the wireless communication module; and a memory operatively connected with the processor, wherein the memory may store instructions which, when executed, cause the processor to: establish a session for a media service with a counterpart electronic device by using the communication module; transmit a packet including a first message related to the use of a quality service to the counterpart electronic device after the session is established; determine whether the counterpart electronic device can use the quality service on the basis of a second message in a packet received from the counterpart electronic device; enable at least one quality improvement function on the basis of the second message if the counterpart electronic device can use the quality service; and while the media service is being performed, transmit to the counterpart electronic device, a packet having improved quality on the basis of the quality improvement function. Various other embodiments are also possible.

公开(公告)号：US20250063346A1

公开(公告)日：2025-02-20

申请号：US18819426

申请日：2024-08-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyunjae KIM ,  Yongtae KIM ,  Taewon DO ,  Hyonmyong CHO

IPC: H04W12/033 ,  H04L5/00 ,  H04W12/043 ,  H04W80/06

Abstract: In an electronic device and an operation method of the electronic device according to an embodiment, the electronic device may include: a communication circuit, an application processor including at least one processor comprising processing circuitry, and a communication processor including at least one processor comprising processing circuitry, wherein at least one processor, individually and/or collectively, of the application processor is configured to: according to initiation of a call, receive, from a cellular network supporting a quantum encrypted call, identity information of a session of the quantum encrypted call and information indicating a key of the quantum encrypted call, determine a number of times of transmission of at least one packet for identifying whether an external electronic device to be connected via the session has the identity information of the session and/or the key, based on a status of a channel between the electronic device and the cellular network, control the electronic device to transmit the at least one packet to the external electronic device, based on the determined number of times of transmission, and based on the electronic device receiving, from the external electronic device, an acknowledgement packet indicating that the external electronic device has the identity information of the session and the key, perform the quantum encrypted call, based on the key.

公开(公告)号：US20240177268A1

公开(公告)日：2024-05-30

申请号：US18518787

申请日：2023-11-24

Applicant: Samsung Electronics Co., Ltd.

Inventor： Taewon DO ,  Yongtae KIM ,  Hoonjae LEE ,  Gautam TUSHAR ,  Hyeyoung JUN

IPC: G06T3/4046 ,  G06T5/50

CPC classification number: G06T3/4046 ,  G06T5/50

Abstract: An electronic device is provided. The electronic device includes memory, a camera module, a communication module, and at least one processor operatively connected to the memory, the camera module, and the communication module. The memory, when executed by the at least one processor, cause the electronic device to establish a call connection with a network based on the communication module, identify a first image captured based on the camera module, identify first information associated with a first bitrate corresponding to the first image, based on a communication environment between the network and the electronic device, identify a second image corresponding to the first image output from an artificial intelligence model for down-scaling, trained to receive information associated with a high-resolution image and a bitrate as an input value to output a low-resolution image, by inputting the first image and the first information to the artificial intelligence model, and transmit the second image through the call connection.

公开(公告)号：US20230074939A1

公开(公告)日：2023-03-09

申请号：US17939312

申请日：2022-09-07

Applicant: Samsung Electronics Co., Ltd.

Inventor： Taewon DO ,  Yongtae KIM ,  Gwanghyun GHO ,  Hoonjae LEE ,  Hyeyoung JUN

IPC: H04L65/80

Abstract: An electronic device and an operating method of an electronic device are provided. The electronic device includes a memory storing a first codec and a second codec having lower performance than the first codec, communication circuitry, and a processor. The processor is configured to receive, from a server related to a video call, performance information of external electronic devices participating in the video call, determine whether to perform encoding using the first codec based on the performance information, and control the communication circuitry to transmit, to the server, a first image stream encoded using the first codec and a second image stream encoded using the second codec based on the determination.

公开(公告)号：US20220400227A1

公开(公告)日：2022-12-15

申请号：US17731484

申请日：2022-04-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyeyoung JUN ,  Yongtae KIM ,  Taewon DO ,  Hoonjae LEE

IPC: H04N7/01

Abstract: Disclosed are an electronic device and an operation method of the electronic device, and the electronic device may include a communication circuit configured to transmit or receive data using a call channel established via a call connection with an external electronic device, and a processor, wherein the processor is configured to receive at least some packets of a first plurality of packets of a first frame via the call channel, to identify whether a lost packet is present in the first plurality of packets of the first frame, and to determine, based on the result of the identification, whether to perform frame rate conversion (FRC) based on the first frame and a second frame corresponding to a second plurality of packets received after the reception of the at least some packets. In addition, various other embodiments are possible.