公开(公告)号：US10412629B2

公开(公告)日：2019-09-10

申请号：US16287528

申请日：2019-02-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Donggun Kim ,  Soenghun Kim ,  Seungri Jin ,  Sangbum Kim ,  Gert-Jan Van Lieshout ,  Alexander Sayenko ,  Jaehyuk Jang

IPC: H04W28/06 ,  H04W80/02 ,  H04W72/04 ,  H04W88/02 ,  H04W84/04 ,  H04W88/08

Abstract: A communication technique of fusing a fifth generation (5G) communication system for supporting higher data transmission rate beyond a fourth generation (4G) system with an Internet of things (IoT) technology and a system thereof are provided. The communication technique may be used for an intelligent service (for example, a smart home, a smart building, a smart city, a smart car or a connected car, health care, digital education, a retail business, a security and safety related service, or the like) based on the 5G communication technology and the IoT related technology. A method for defining media access control (MAC) sub-header structures suitable for a next generation mobile communication system and applying the MAC sub-header structures to provide a high data transmission rate and a low latency in the next generation mobile communication system is provided.

公开(公告)号：US10362544B2

公开(公告)日：2019-07-23

申请号：US16023673

申请日：2018-06-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Soeng Hun Kim ,  Gert-Jan Van Lieshout

IPC: H04W52/36 ,  H04W52/14 ,  H04W52/54 ,  H04W88/06 ,  H04W88/10 ,  H04W88/02

Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure 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.An improved method and an apparatus for reporting Power Headroom (PH) of a UE are provided. The Power Headroom Report (PHR) method of the present invention includes determining whether to trigger PHR based on a change of Power Management Maximum Power Reduction (P-MPR) between two time points, generating, if PHR is determined to be triggered, Power Headroom, and reporting the Power Headroom information to a base station.

公开(公告)号：US10306555B2

公开(公告)日：2019-05-28

申请号：US14400303

申请日：2013-05-07

Applicant: Samsung Electronics Co., Ltd.

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

IPC: H04W72/00 ,  H04W52/02 ,  H04W36/00 ,  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：US10264618B2

公开(公告)日：2019-04-16

申请号：US14449617

申请日：2014-08-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyeong In Jeong ,  Gert-Jan Van Lieshout

IPC: H04W76/19 ,  H04L5/00 ,  H04W74/08 ,  H04W28/04 ,  H04W24/04

Abstract: A random access procedure control method and apparatus is provided for controlling a random access procedure efficiently in a mobile communication system supporting carrier aggregation. The method for controlling random access procedure of a terminal in a wireless communication system having a primary cell and at least one secondary cell includes initiating a random access procedure in the primary cell and the at least one secondary cells, detecting a random access failure of a terminal performing the random access procedure, determining whether the random access failure is detected in the primary cell or the at least one secondary cell, and determining whether to continue the random access procedure according to a result of the determining of whether the random access failure is detected.

公开(公告)号：US10257747B2

公开(公告)日：2019-04-09

申请号：US15802051

申请日：2017-11-02

Applicant: Samsung Electronics Co., Ltd.

Inventor： Donggun Kim ,  Soenghun Kim ,  Seungri Jin ,  Sangbum Kim ,  Gert-Jan Van Lieshout ,  Alexander Sayenko ,  Jaehyuk Jang

IPC: H04W28/06 ,  H04W80/02 ,  H04W72/04 ,  H04W84/04 ,  H04W88/08 ,  H04W88/02

Abstract: A communication technique of fusing a fifth generation (5G) communication system for supporting higher data transmission rate beyond a fourth generation (4G) system with an Internet of things (IoT) technology and a system thereof are provided. The communication technique may be used for an intelligent service (for example, a smart home, a smart building, a smart city, a smart car or a connected car, health care, digital education, a retail business, a security and safety related service, or the like) based on the 5G communication technology and the IoT related technology. A method for defining media access control (MAC) sub-header structures suitable for a next generation mobile communication system and applying the MAC sub-header structures to provide a high data transmission rate and a low latency in the next generation mobile communication system is provided.

公开(公告)号：US10212705B2

公开(公告)日：2019-02-19

申请号：US14658674

申请日：2015-03-16

Applicant: Samsung Electronics Co., Ltd.

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

IPC: H04W72/04 ,  H04W48/10 ,  H04L5/00 ,  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：US10206245B2

公开(公告)日：2019-02-12

申请号：US15621266

申请日：2017-06-13

Applicant: Samsung Electronics Co., Ltd.

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

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

Abstract: A method and apparatus for controlling an active time period in a mobile communication system. The method includes transitioning to an active state from a sleep state; extending an active time of the active state, if control data indicating a transmission of new user data is received on a control channel; receiving a control signal indicating a termination of the active time; and transitioning to the sleep state from the active state, based on the control signal.

公开(公告)号：US10200898B2

公开(公告)日：2019-02-05

申请号：US15489516

申请日：2017-04-17

Applicant: Samsung Electronics Co., Ltd

Inventor： Kyeong In Jeong ,  Gert-Jan Van Lieshout ,  Chengjun Sun

IPC: H04W24/08 ,  H04W24/04 ,  H04W76/18 ,  H04W76/28 ,  H04W28/18 ,  H04B17/24 ,  H04B17/26 ,  H04B17/309

Abstract: A radio link failure detection method of a user equipment transitioning between a Discontinuous Reception (DRX) mode and non-DRX mode cyclically in a wireless communication system includes transitioning between a Discontinuous Reception (DRX) mode and a non-DRX mode in a wireless communication system. The method also includes adjusting, when a mode transition occurs, a size of a monitoring window for a transitioned operation mode; reporting a radio channel condition acquired by monitoring and averaging the channel condition within the monitoring window; and repeating adjustment of the monitoring window size and report of the radio channel condition while moving the monitoring window as time progress.

公开(公告)号：US10129835B2

公开(公告)日：2018-11-13

申请号：US15650191

申请日：2017-07-14

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sang Bum Kim ,  Soeng Hun Kim ,  Gert-Jan Van Lieshout ,  Kyeong In Jeong

IPC: H04B7/00 ,  H04W52/36 ,  H04W72/04 ,  H04W52/54 ,  H04W88/08 ,  H04W88/06 ,  H04W52/22

Abstract: A method and an apparatus for efficiently transmitting or reporting a Power Headroom Report (PHR) of a User Equipment (UE) are provided. The method of transmitting the PHR of the UE in a mobile communication system includes configuring an extended PHR including an indicator corresponding to a variation factor of a maximum transmission power of the UE, and transmitting the extended PHR from the UE to a Base Station (BS). The BS may be notified of a maximum transmission power of the UE and a variation factor corresponding to the maximum transmission power in order to enable efficient scheduling.

公开(公告)号：US10123314B2

公开(公告)日：2018-11-06

申请号：US14851565

申请日：2015-09-11

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jae Hyuk Jang ,  Soeng Hun Kim ,  Boon Loong Ng ,  Gert-Jan Van Lieshout ,  Kyeong In Jeong ,  Joon Young Cho

IPC: H04W72/04 ,  H04L5/00 ,  H04B7/06 ,  H04W24/02 ,  H04W24/10 ,  H04W88/08 ,  H04W88/02

Abstract: A method for activating/deactivating secondary carriers of a User Equipment (UE) in a mobile communication system supporting carrier aggregation is provided. The method comprises, receiving a control message including an activation/deactivation Control Element (CE) in a first sub-frame from a Base station, identifying an activation command or a deactivation command of at least one secondary carrier based on the control message, determining whether a current sub-frame is a second sub-frame or not, performing at least one first operation for the at least one secondary carrier in a second sub-frame, and performing, when the activation/deactivation CE indicates deactivation of the at least one secondary carrier, at least one second operation for the at least one secondary carrier no later than the second sub-frame.