Samsung Electronics Co., Ltd.

Other

New Power Plasma Co., Ltd.

Gen Co., Ltd.

Dae-Kyu Choi

Sin-Seok Seo

Sang-Jun Moon

Jin-Man Kim

Young-Min Min

Ki-Seok Lee

Yun-sik Yang

Do-In Bae

Wan-Goo Hwang

Do-Hy Hong

Yong-Seok Park

Sang-Hyun Chang

In-hak Na

Arzad Alam Kherani

Do-Jun Byun

Anand Sudhakar Chiddarwar

Ajeet Kumar Singh

Min Soo Kim

Jin-Ho Lee

Sang-Mun Chon

Yong-Hwan Kim

Soon-im Wi

Hyeon-Hun Jung

Youn-Hee Han

Yun-Sik Yang

Sushanth Gajanan

Midhun K

Soon-Im Wi

A method for buffering data in an adaptive streaming service according to an embodiment of the present disclosure comprises the steps of: measuring a per-session throughput and an available bandwidth with respect to traffic generated from a streaming application; determining a number of multiple sessions based on the per-session throughput and the available bandwidth; determining a buffer size for pre-storing data based on a cache hit ratio of the streaming application; and generating at least one request message requesting data based on the number of multiple sessions and the buffer size, and transmitting the at least one request message to a server.

Data buffering method and apparatus in adaptive streaming service

The present invention relates to a technology for sensor networks, machine to machine (M2M) communication, machine type communication (MTC) and the Internet of Things (IoT). The present disclosure can be utilized for smart services (smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail business, security and safety-related services, etc.) based on the aforementioned technology. The present invention relates to a method for transmitting and receiving, by a node, signals in a mesh network, comprising: a step of receiving, from another node, a connection request (Connect_REQ) message requesting the establishment of a connection while performing an advertisement process on the basis of an advertisement process cycle; a step of establishing a connection to the another node; and a step of transmitting, to the another node, a message comprising node information including at least one of the following: connection information between the nodes, the advertisement process cycle, or a scan process cycle which performs a scan process.

Apparatus and method for transmitting and receiving signals in mesh network

The present disclosure relates to a sensor network, machine type communication (MTC), machine-to-machine (M2M) communication, and technology for internet of things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method for detecting a counterfeit advertiser by a server includes detecting a random delay time or a cumulative interval for a reference device based on a time stamp for an advertisement packet received from the reference device, and detecting a random delay time or a cumulative interval for a receiving device other than the reference device based on a time stamp for an advertisement packet received from the receiving device.

Apparatus and method for detecting counterfeit advertiser in wireless communication system

The present invention relates to a technology for a sensor network, machine to machine (M2M) communication, machine type communication (MTC), and the Internet of things (IoT). The present invention can be used for intelligent services (smart home, smart building, smart city, smart car or connected car, health care, digital education, retailing, security and safety related services, and the like) based on the technology. The present invention provides a method by which a node transmits a signal in a mesh network, the method comprising the steps of: transmitting a packet; receiving at least one packet transmitted from at least one peripheral node except for the node, after transmitting the packet; determining whether the at least one peripheral node has normally received the packet on the basis of the at least one packet; and retransmitting the packet if it is determined that it is necessary to retransmit the packet, on the basis of the determination result.

Signal transmitting/receiving device and method in mesh network

The present disclosure relates to a sensor network, Machine Type Communication (MTC), Machine-to-Machine (M2M) communication, and technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method and an apparatus for synchronizing communication between nodes in a bluetooth low energy (BLE) mesh network. In the network, a node is configured to generates a seed value based on at least one of own transmission parameter, wherein the seed value indicates next data advertisement instance of corresponding node. Further, the seed value is used for communicating with other nodes (i.e. 1-hop neighbor nodes) in the network. Based on data transfer requirements of the node, the node synchronizes own data transmission and reception settings, such that no two nodes transmit data at the same time.

Method and system for synchronizing communication between nodes in a Bluetooth network

A method and apparatus for estimating a position of a terminal is provided. The method and apparatus include a technique for a sensor network, a machine to machine (M2M), a machine type communication (MTC), and Internet of things (IoT), and may be used for intelligent services based on the technique (smart homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail industry, and security and safety related services). The method includes identifying direction information of a received signal if setting up connection between a terminal and an access point (AP), receiving information about a barometric pressure sensor from the terminal, and calculating the position of the terminal based on the direction information and the information about the barometric pressure sensor of the terminal.

Method and apparatus for estimating position of terminal

The present disclosure relates to a sensor network, Machine Type Communication (MTC), Machine-to-Machine (M2M) communication, and technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method and apparatus for estimating a location in a terminal are provided. The method includes calculating locations of the terminal and a tag, calculating information about movement of the terminal using a motion sensor, and correcting the calculated location of the tag based on information about the movement of the terminal.

Method and apparatus for estimating location in a terminal

The present disclosure relates to a sensor network, machine type communication (MTC), machine-to-machine (M2M) communication, and technology for internet of things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, 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 an electronic device for pairing with a lighting device is provided. The method includes acquiring an image photographing the lighting device, acquiring identification data of the lighting device from the image, and pairing with the lighting device by transmitting the identification data to the lighting device. Further, a method of a lighting device for pairing with an electronic device is provided. The method includes outputting light based on first identification data, receiving second identification data, determining whether to pair with the electronic device, and pairing with the electronic device.

Method and apparatus for pairing electronic device and lighting device

Provided is a method for offloading data traffic by a Mobility Management Entity (MME) in a wireless communication system. The method includes determining a Packet Data Network (PDN) to connect to for providing a service requested by a User Equipment (UE), upon receiving a connection request message requesting connection between the UE and the PDN from the UE, selecting a gateway disposed closest to a Radio Access Network (RAN), sending a permit message permitting a request for connection between the UE and the PDN to the UE, and setting an Evolved Packet Service (EPS) bearer for transmission and reception of data traffic related to a service requested by the UE between the UE and the gateway.

Method and apparatus for offloading data traffic in a wireless communication system

A method of dynamically forming a service aware Bluetooth low energy (BLE) mesh network is provided. The method includes deriving service requirements for a BLE mesh service based on a unique identifier associated with the BLE mesh service, determining a BLE mesh service to be provided based on at least one BLE parameter, and dynamically forming a BLE mesh network based on the determined BLE mesh service, the service requirements and the at least one BLE parameter. The BLE mesh network is one of connection-oriented, or connection-less.

Method and system for dynamically forming service aware bluetooth low energy (BLE) mesh network

A hybrid plasma reactor includes a reactor body having a plasma discharge space, a gas inlet, and a gas outlet; a hybrid plasma source including a first hybrid electrode and a second hybrid electrode, which face each other while the reactor body is positioned therebetween and provide a current path having one or more turns, to be inductively and capacitively coupled to plasma formed in the plasma discharge space; and an alternating switching power supply for supplying plasma generation power to the first hybrid electrode and the second hybrid electrode. The hybrid plasma reactor can complexly generate capacitively coupled plasma and inductively coupled plasma, thereby achieving a wide operation area from a low-pressure area to a high-pressure area.

Hybrid plasma reactor

The following description relates to a plasma processing apparatus and a method thereof. The plasma processing apparatus comprises a first plasma chamber having a first plasma discharge space, a first plasma source for supplying a first activation energy to the first plasma discharge space within the first plasma chamber, a second plasma chamber which is connected to the first plasma chamber and has a second discharge space, and a second plasma source for supplying a second activation energy for inducing inductive coupled plasma to the second plasma discharge space within the second plasma chamber.

Plasma processing apparatus and method thereof

A two way gate valve includes a valve chamber having a first entrance coupled with a first chamber, a second entrance coupled with a second chamber, and an openable and closable chamber cover; a moving module having a first sealing plate for sealing the first entrance, a second sealing plate for sealing the second entrance, and a moving module body to which the first and the second sealing plates are mounted; a push-pull module having a push-pull module body coupled with the moving module body such that the moving module body can linearly move, a first operating body for moving the moving module in a first entrance direction such that the first sealing plate seals the first entrance, and a second operating body for moving the moving module in a second entrance direction such that the second sealing plate seals the second entrance.

Growing community of inventors

Suwon-si, South Korea

Dae-Kyu Choi