公开(公告)号：US20230284304A1

公开(公告)日：2023-09-07

申请号：US18121872

申请日：2023-03-15

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sanghyun LEE ,  Jungmin OH ,  Yonghyon KIM ,  Sungjuhn PARK

IPC: H04W76/15 ,  H04W76/30 ,  H04L65/1016

CPC classification number: H04W76/15 ,  H04W76/30 ,  H04L65/1016

Abstract: An apparatus and/or a method for providing dual connectivity (DC) in an electronic device which may include multiple SIMs. An electronic device may include: a first SIM comprising first subscriber identity information; a second SIM comprising second subscriber identify information; a wireless communication circuit; and at least one processor operatively connected to the first SIM, the second SIM, and the communication circuit, wherein the at least one processor: connects to a first MCG network or a first SCG network, based on the first subscriber identity information when data communication using the first subscriber identity information is configured; identifies a state of communication with the first MCG network; restricts addition of a second SCG network, based on the second subscriber identity information when the state of communication with the first MCG network is a connected state; and allows addition of the second SCG network, based on the second subscriber identity information when the state of communication with the first MCG network is in an idle state. Other embodiments may be also possible.

公开(公告)号：US20240318077A1

公开(公告)日：2024-09-26

申请号：US18612457

申请日：2024-03-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyuyoung HWANG ,  Byungjoon KANG ,  Daihyun KIM ,  Sungmin KIM ,  Mihyun PARK ,  Jungmin OH ,  Cheol HAM

IPC: C09K13/00 ,  H01L21/3213

CPC classification number: C09K13/00 ,  H01L21/32134

Abstract: An etching composition may include an oxidizer, an ammonium salt, an aqueous solvent, and an accelerator. A method of etching a metal-containing film may be performed using the etching composition, and a method of manufacturing a semiconductor device may be performed using the etching composition.

公开(公告)号：US20230396982A1

公开(公告)日：2023-12-07

申请号：US18452184

申请日：2023-08-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Byungho HONG ,  Yoseob KWAK ,  Jungmin OH

IPC: H04W8/18 ,  H04W8/22 ,  H04W76/10

CPC classification number: H04W8/183 ,  H04W8/22 ,  H04W76/10

Abstract: An electronic device is provided. The electronic device includes at least one processor connected to a first subscriber identity module (SIM) and a second SIM, and a memory that stores first information associated with a first quality of service (QoS) flow corresponding to the first SIM and second information associated with a second QoS flow corresponding to the second SIM, wherein the at least one processor is configured to identify characteristics of an application being executed by the electronic device, compare at least a portion of the first information and at least a portion of the second information, which are identified on the basis of the characteristics of the application, on the basis of the comparison result, select a SIM for transmitting/receiving data of the application from among the first SIM and the second SIM, and transmit a protocol data unit (PDU) session establishment request message for the application.

公开(公告)号：US20230070770A1

公开(公告)日：2023-03-09

申请号：US17859510

申请日：2022-07-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Nohsun KIM ,  Jungmin OH

IPC: H04W48/16

Abstract: Various embodiments of the disclosure relate to an apparatus and a method for rapidly acquiring a cell through direct communication by an electronic device. The electronic device may include: a memory, a first communication circuit, a second communication circuit, and at least one processor, and the processor may be configured to control the electronic device to: acquire a network list corresponding to each of at least one service area, based on the network information of the at least one external electronic device acquired through direct communication using the second communication circuit, acquire a frequency corresponding to the service area in which the electronic device is located, based on the network list based on determining that the service area of the electronic device is changed, and access a cell detected by a network search based on the frequency corresponding to the service area in which the electronic device is located through the first communication circuit.

公开(公告)号：US20210219362A1

公开(公告)日：2021-07-15

申请号：US17141683

申请日：2021-01-05

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sanghyun LEE ,  Jungmin OH ,  Kyungwon LEE

IPC: H04W76/15 ,  H04W72/04 ,  H04L12/24 ,  H04W24/08

Abstract: Disclosed is a user equipment (UE), including: a first subscriber identity module corresponding to a first cellular network, a second subscriber identity module corresponding to a second cellular network, a wireless communication circuit, and a processor operatively connected to the first subscriber identity module, the second subscriber identity module, and the wireless communication circuit, wherein the processor is configured to: control the UE to perform data communication with the first cellular network that supports EUTRA NR dual connectivity (EN-DC) using first identity information of the first subscriber identity module, via the wireless communication circuit; detect an activity that triggers data communication via the second cellular network; and in response to the detection of the activity, connect data communication with the second cellular network using second identity information of the second subscriber identity module via the wireless communication circuit, and maintain support of an EN-DC of a UE capability associated with the first cellular network.

公开(公告)号：US20240318078A1

公开(公告)日：2024-09-26

申请号：US18586037

申请日：2024-02-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Byungjoon KANG ,  Sungmin KIM ,  Minjae SUNG ,  Gayoung SONG ,  Jungmin OH ,  Hyosan LEE ,  Byoungki CHOI ,  Cheol HAM ,  Kyuyoung HWANG

IPC: C09K13/06 ,  H01L21/3213

CPC classification number: C09K13/06 ,  H01L21/32134

Abstract: An etching composition for a titanium-containing layer may include an oxidant, an inorganic acid, and a selective etching inhibitor. The inorganic acid may include phosphorus-based inorganic acid, chlorine-based inorganic acid, or fluorine-based inorganic acid, or any combination thereof. The selective etching inhibitor may include a polymer having a nitrogen-containing repeating unit.

公开(公告)号：US20240114438A1

公开(公告)日：2024-04-04

申请号：US18375499

申请日：2023-09-30

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Byungho HONG ,  Jungmin OH ,  Sukkyung YOON ,  Dongsuk JUNG

IPC: H04W48/16 ,  H04W48/20

CPC classification number: H04W48/16 ,  H04W48/20 ,  H04W84/042

Abstract: An electronic device may include a subscriber identification module, a wireless communication circuit, and a processor, wherein the processor identifies information on a country where the electronic device is located, when the country where the electronic device is located is changed on the basis of the country where the electronic device is located, generates a PLMN list corresponding to the country where the electronic device is located, performs network search based on the PLMN list via the wireless communication circuit and when a cell of a PLMN included in the PLMN list is detected through the network search, performs registration in the detected cell via the wireless communication circuit.

公开(公告)号：US20230272280A1

公开(公告)日：2023-08-31

申请号：US18098847

申请日：2023-01-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Changjun PARK ,  Jaesung LEE ,  Junghun LIM ,  Jungmin OH ,  Sangwon BAE ,  Hyosan LEE

IPC: C09K13/10 ,  H01L21/306 ,  H10B12/00 ,  C09K13/08

CPC classification number: C09K13/10 ,  C09K13/08 ,  H01L21/30604 ,  H10B12/05 ,  H10B12/30

Abstract: An etchant composition for etching a silicon germanium film includes, based on a total weight of the etchant composition, about 5 wt% to about 14 wt% of an oxidant, about 0.01 wt% to about 5 wt% of a fluorine compound, about 0.01 wt% to about 5 wt% of an amine compound, about 0.01 wt% to about 1 wt% of an alcohol compound having a hydrophilic head and a hydrophobic tail, about 60 wt% to about 90 wt% of an organic solvent, and a balance of water. A method of manufacturing an integrated circuit device includes: forming, on a substrate, a structure in which a plurality of silicon films and a plurality of silicon germanium films are alternately stacked; and selectively removing the plurality of silicon germanium films by using the etchant composition.

公开(公告)号：US20230272278A1

公开(公告)日：2023-08-31

申请号：US18081899

申请日：2022-12-15

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Changjun PARK ,  Jaesung LEE ,  Junghun LIM ,  Mihyun PARK ,  Sangwon BAE ,  Jungmin OH ,  Hyosan LEE

IPC: C09K13/06 ,  H01L21/3213 ,  H01L21/768 ,  H01L21/3205

CPC classification number: C09K13/06 ,  H01L21/32134 ,  H01L21/76883 ,  H01L21/32051

Abstract: An etching composition for etching a molybdenum film, the etching composition includes about 0.1 wt % to about 5 wt % of an oxidant; about 10 wt % to about 40 wt % of a chelate agent, the chelate agent including a mineral acid; about 0.01 wt % to about 3 wt % of a corrosion inhibitor, the corrosion inhibitor including an ammonium salt, an amine compound, or a combination thereof; and an organic solvent, all wt % being based on a total weight of the etching composition.

公开(公告)号：US20220141919A1

公开(公告)日：2022-05-05

申请号：US17538233

申请日：2021-11-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyungwon LEE ,  Sanghyun LEE ,  Songkyu KIM ,  Minseok SHIN ,  Inhye YEOM ,  Jungmin OH

IPC: H04W88/06 ,  H04W8/18 ,  H04L65/10 ,  H04L65/1016 ,  H04W72/04 ,  H04W8/24

Abstract: A user equipment (UE) is provided. The UE includes a first subscriber identity module (SIM) configured to correspond to a first cellular network, a second SIM configured to correspond to a second cellular network, a wireless communication circuit, and a processor configured to determine a SIM to be used for Internet data communication among the first SIM and the second SIM as the first SIM, perform a connection process for Internet data communication and internet protocol (IP) multimedia subsystem (IMS) communication for a voice call with the first cellular network using first identification information about the first SIM, perform a connection process for the IMS communication with the second cellular network using second identification information about the second SIM, configure a parameter for the UE to support a narrow bandwidth for the second cellular network in UE capability information and transmit the UE capability information to the second cellular network.