公开(公告)号：US11832229B2

公开(公告)日：2023-11-28

申请号：US16505106

申请日：2019-07-08

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangbum Kim ,  Soenghun Kim ,  Gert-Jan Van Lieshout ,  Himke Van Der Velde ,  Kyeongin Jeong

IPC: H04W72/00 ,  H04W72/0453 ,  H04L5/00 ,  H04W48/10 ,  H04W72/21 ,  H04W48/20

CPC classification number: H04W72/0453 ,  H04L5/003 ,  H04W48/10 ,  H04W72/21 ,  H04W48/20

Abstract: A method and an apparatus for supporting multiple frequency bands efficiently in a mobile communication system are provided. The method includes generating first system information including a frequency band indicator indicating a frequency band supported by the base station and an additional frequency band indicator indicating at least one frequency band supported by the base station, and broadcasting the first system information.

公开(公告)号：US11622360B2

公开(公告)日：2023-04-04

申请号：US17473379

申请日：2021-09-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangbum Kim ,  Soenghun Kim ,  Jaehyuk Jang ,  Gert-Jan Van Lieshout ,  Himke Van Der Velde

IPC: H04W72/12 ,  H04L1/1867 ,  H04W72/04 ,  H04W24/10 ,  H04L1/1607 ,  H04L1/1812 ,  H04W84/04

Abstract: A communication method and a terminal and a base station adapted to the method are provided. The communication method of a terminal includes: receiving a message containing information regarding a semi-persistent scheduling (SRS) configuration from a base station; determining whether a sub-frame configured with a non-adaptive re-transmission is identical to a sub-frame configured with an uplink grant according to the SPS configuration; and when: a sub-frame configured with a non-adaptive re-transmission is identical to a sub-frame configured with an uplink grant according to the SPS configuration; and the terminal does not have data to be first transmitted via the sub-frame configured with an uplink grant according to the SPS configuration, performing the non-adaptive re-transmission.

公开(公告)号：US11546842B2

公开(公告)日：2023-01-03

申请号：US16906524

申请日：2020-06-19

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jaehyuk Jang ,  Boon Loong Ng ,  Gert-Jan Van Lieshout ,  Himke Van Der Velde ,  Kyeongin Jeong

IPC: H04W48/18 ,  H04W4/70 ,  H04W74/08 ,  H04W88/02 ,  H04W88/08

Abstract: A network selection, a random access method, and an apparatus of a Machine Type Communication (MTC) User Equipment (UE) for use in a Long Term Evolution (LTE) are provided. A cell selection method of an MTC terminal of the present disclosure includes receiving a message from a base station forming a cell, determining whether the message includes an MTC supportability indicator, and barring, when the message includes no MTC supportability indicator, scanning a frequency used in communication with the base station during a determined period.

公开(公告)号：US11523458B2

公开(公告)日：2022-12-06

申请号：US17173608

申请日：2021-02-11

Applicant: Samsung Electronics Co., Ltd.

Inventor： Soeng-Hun Kim ,  No-Jun Kwak ,  Gert-Jan Van Lieshout ,  Himke Van Der Velde

IPC: H04W76/28 ,  H04W52/02 ,  H04W72/04 ,  H04L1/16

Abstract: A method and apparatus are provided for controlling an active state in a mobile communication system. The method includes receiving, from a base station, information related to a starting position of an active state and information related to a length of a first timer; deriving the starting position of the active state based on the information related to the starting position; starting the first timer set to the length of the first timer and entering the active state at the derived starting position; terminating the active state if control data indicating a transmission of user data is not received until the first timer expires; extending a period of the active state if the control data is received before the first timer expires; and terminating the active state based on a control signal indicating a termination of the active state.

公开(公告)号：US11503536B2

公开(公告)日：2022-11-15

申请号：US16906524

申请日：2020-06-19

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jaehyuk Jang ,  Boon Loong Ng ,  Gert-Jan Van Lieshout ,  Himke Van Der Velde ,  Kyeongin Jeong

IPC: H04W48/18 ,  H04W4/70 ,  H04W74/08 ,  H04W88/02 ,  H04W88/08

Abstract: A network selection, a random access method, and an apparatus of a Machine Type Communication (MTC) User Equipment (UE) for use in a Long Term Evolution (LTE) are provided. A cell selection method of an MTC terminal of the present disclosure includes receiving a message from a base station forming a cell, determining whether the message includes an MTC supportability indicator, and barring, when the message includes no MTC supportability indicator, scanning a frequency used in communication with the base station during a determined period.

公开(公告)号：US11368262B2

公开(公告)日：2022-06-21

申请号：US16826781

申请日：2020-03-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Soenghun Kim ,  Gert-Jan Van Lieshout ,  Youngbum Kim ,  Aris Papasakellariou

IPC: H04L5/00 ,  H04W24/08 ,  H04W72/04 ,  H04W48/16

Abstract: A multicarrier-based data transmission method and an apparatus for use in a mobile communication system are provided. A Radio Network Temporary Identity (RNTI) reception method of a terminal in a wireless communication system supporting inter-evolved Node B (eNB) carrier aggregation includes receiving cell information on at least one activated cell under control of an eNB, configuring first and second RNTIs allocated by the eNB, monitoring the at least one activated cell for the first RNTI, and monitoring a primary cell among the at least one activated cell for the second RNTI.

公开(公告)号：US11252660B2

公开(公告)日：2022-02-15

申请号：US15929972

申请日：2020-06-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Xutao Zhou ,  Chengjun Sun ,  Gert-Jan Van Lieshout

IPC: H04W72/00 ,  H04W52/02 ,  H04W36/00 ,  H04W24/10 ,  H04W24/08 ,  H04W72/04 ,  H04W48/16 ,  H04W84/04

Abstract: A method and an apparatus for measuring an inter-frequency neighboring cell is provided. The method comprises obtaining a time requirement of cell identification of a specific carrier, obtaining a time requirement of cell measurement of the specific carrier, identifying a new cell on the corresponding specific carrier in the time requirement of the cell identification of the specific carrier, measuring Reference Signal Receiving Power (RSRP) and/or Reference Signal Receiving Quality (RSRQ) of an identified cell in the time requirement of the cell measurement of the specific carrier, and reporting a measurement result of the identified cell according to a configured measurement event, wherein the specific carrier is different from other carriers, and the time requirement of the cell identification of the specific carrier is different from time requirements of the cell identification of other carriers.

公开(公告)号：US11116026B2

公开(公告)日：2021-09-07

申请号：US16686947

申请日：2019-11-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jaehyuk Jang ,  Soenghun Kim ,  Gert-Jan Van Lieshout ,  Youngbum Kim

IPC: H04W76/15 ,  H04W52/30 ,  H04W52/36 ,  H04W52/48 ,  H04W52/14 ,  H04W52/50 ,  H04W74/08 ,  H04W52/24 ,  H04L5/00 ,  H04W52/34 ,  H04W52/40

Abstract: A random access method and an apparatus of a terminal for performing random access procedure to multiple base stations in parallel in a Long Term Evolution (LTE) system supporting dual connectivity are provided. The method includes determining whether a first preamble transmission to a first cell of a first base station is overlapped with a second preamble transmission to a second cell of a second base station in a time domain, determining, when the first preamble transmission is overlapped with the second preamble transmission in the time domain, whether a sum of transmit powers calculated for the first and second preamble transmissions is greater than a maximum allowed transmit power of the terminal, and controlling, when the sum of the first and second preamble transmit powers is greater than the maximum allowed transmit power, the transmit power calculated for the second preamble transmission.

公开(公告)号：US20210204153A1

公开(公告)日：2021-07-01

申请号：US17200638

申请日：2021-03-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Soenghun Kim ,  Sangsoo Jeong ,  Sunghwan Won ,  Kyeongin Jeong ,  Jaehyuk Jang ,  Gert-Jan Van Lieshout ,  Sangbum Kim ,  Songyean Cho

IPC: H04W24/08 ,  H04W52/36

Abstract: Provided are a communication method and system enabling convergence of 5G communication and IoT technology to achieve higher data rates for beyond 4G communication systems.
In addition, provided is a method for transmitting a power headroom report (PHR) by a user equipment (UE) in a mobile communication system. The method includes: receiving a first PHR configuration information for a first base station (first ENB); receiving a second PHR configuration information for a second ENB; generating, when the UE has dual connectivity to the first ENB and the second ENB, a dual connectivity PHR containing PHR information for the first ENB and second ENB based on a dual connectivity PHR format; and sending the dual connectivity PHR. There is also provided a user equipment supporting the above method. There is further provided a base station and operation method therefor that enable the user equipment to have dual connectivity.

公开(公告)号：US11019539B2

公开(公告)日：2021-05-25

申请号：US16347553

申请日：2017-11-06

Applicant: Samsung Electronics Co., Ltd.

Inventor： Alexander Sayenko ,  Gert-Jan Van Lieshout ,  Soenghun Kim

IPC: H04W72/04 ,  H04W36/00 ,  H04W36/08 ,  H04W92/20 ,  H04W28/02

Abstract: A communication method and system for converging a fifth generation (5G) communication system for supporting higher data rates beyond a fourth generation (4G) system with a technology for Internet of things (IoT) are provided. The communication method and system may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method of a base station for transmitting a downlink packet is provided. The method comprises generating a downlink packet including at least one of a protocol data unit (PDU) session ID or a quality of service (QoS) flow ID and transmitting the downlink packet to a user equipment (UE).