Lg Electronics Inc.

Osong Medical Innovation Foundation, Korea University Research and Business Foundation

Cheolseung Kim

Byeongrim Jo

Seongsoo Kim

Suho Park

Heejo Lee

Byungjin Kang

Junghyen Ha

Choongin Lee

Jaejin Cho

Youngjin Han

Donghyeok Kim

A wireless communication device for a vehicle comprises an antenna, a transceiver for processing a radio frequency (RF) signal, and an RF module placed between the antenna and the transceiver. The RF module comprises an attenuator and an antenna switch connected to the antenna. The antenna switch comprises a bypass path connected to the attenuator and providing a minimum power output when power is set to a minimum value.

Wireless communication device for vehicle

A method for transmitting a controller area network (CAN) message by a first analysis module included in a controller of a vehicle, including measuring a communication state of a CAN bus of the vehicle; generating a forward list including information for forwarding the CAN message based on the measured value exceeding a first predetermined value; transferring the forward list to a first forwarding module; and forwarding the CAN message on the basis of the forward list.

Method for transmitting message at high rate by vehicle

A disclosure of the present specification provides a server for controlling a telematics communication unit (TCU) mounted in a vehicle in a next generation mobile communication system. The server may comprise: a transceiver unit; and a processor for controlling the transceiver unit. The processor may perform the steps of: receiving information of a first channel state between the TCU and a base station and information of a second channel state between the TCU and an electronic device in the vehicle; on the basis of the first and second channel state information, generating a first table based on data rates of downlink sections among the base station, the TCU, and the electronic device in the vehicle; and transmitting downlink data to the TCU through the base station on the basis of the first table.

Telematics communication unit and server for controlling same in next generation mobile communication system

A disclosure of the present specification provides a server for controlling a TCU mounted in a vehicle. The server comprises: a transceiver; and a processor for controlling the transceiver wherein the processor may perform the steps of: receiving channel state information regarding a wireless channel between the TCU and the base station; determining an available data rate for a combination of a plurality of transmission beams of the base station and a plurality of reception beams of the TCU; receiving a data request message of the TCU; determining a first transmission beam to be used for transmission of first data; and transmitting the first data and information regarding the first transmission beam.

Method and communication apparatus for transmitting and receiving channel state information for a radio channel between a telematics communication unit and a base station

A disclosure of the present specification provides a server for controlling a TCU mounted in a vehicle in a next generation mobile communication system. The server may comprise a transceiver and a processor, wherein the processor configured to perform: determining an available data rate for a combination of a plurality of transmission beams of a base station and a plurality of reception beams of the TCU; receiving, from the TCU, information on an available buffer size of the TCU and information on a downlink service requirement of one or more electronic devices in the vehicle; determining a data rate of downlink data and a first transmission beam of the base station.

Method and communication device for transmitting or receiving data by using available buffer size

Suggested are a method and an apparatus for transmitting and receiving packets in a wireless LAN system. More specifically, an access point (AP) broadcasts a beacon frame comprising allocation information for a contention free period (CFP) and a contention period (CP) to a plurality of stations (STA). The AP receives an uplink (UL) packet from a first STA among the plurality of STAs. The AP transmits a downlink (DL) packet to a second STA among the plurality of STAs. The length of the CFP is determined on the basis of the number of first STAs and the access category of traffic for the first STA. UL packets are received in as many as the maximum number that can be transmitted within the determined length of the CFP. DL packets are transmitted in as many as the maximum number that can be transmitted during the CP.

Method and apparatus for transmitting and receiving packets in wireless LAN system

An embodiment of the present specification provides a TCU mounted in a vehicle. The TCU comprises: a plurality of transmission and reception units comprising one or more antennas; and a processor for controlling the plurality of transmission and reception units. The processor can carry out the steps of: receiving channel state information with respect to a wireless channel; determining a maximum data rate available for data transmission with respect to the base station; determining a data rate of at least one camera and a data rate of at least one sensor; and receiving camera data from the at least one camera and receiving sensor data from the at least one sensor.

Method and communication device for transmitting and receiving camera data and sensor data

One disclosure of the present specification provides a telematics communication unit (TCU) mounted in a vehicle. The TCU may comprise: a memory; a plurality of transmission/reception units including one or more antennas; and a processor for controlling the plurality of transmission/reception units. The processor may perform the steps of: collecting service requirements for one or more electronic devices in the vehicle, and then transmitting the collected service requirements to a server via a base station; receiving downlink data from the server through the base station; determining whether a data transmission rate according to the service requirements for one or more electronic devices in the vehicle can be supported at a transmission rate through available frequency channels of an antenna beam; and transferring the downlink data received from the server to the one or more electronic devices in the vehicle through the antenna beam according to the determination.

Method for effectively transmitting downlink data by server for controlling TCU mounted in vehicle

Provided are a method for controlling a platooning vehicle based on a blockchain and a platooning vehicle constituting the blockchain. According to a method for controlling a platooning vehicle based on a blockchain according to an embodiment of the present disclosure, it is possible to identify the blockchain data being modulated by comparing a hash value of second block with hash values of the first and third blocks in response to the execution of blockchain agreements. An autonomous vehicle according to the present disclosure may be linked with an artificial intelligence module, a drone (unmanned aerial vehicle (UAV)), a robot, an augmented reality (AR) device, a virtual reality (VR) device, devices related to 5G services, and the like.

Method for controlling platooning and autonomous vehicle based on blockchain

A vehicular electronic device hacking test apparatus includes a transmitter, a receiver, and a processor configured to classify a communication-connection procedure into a plurality of states based on a preset communication protocol, to generate a mutated packet appropriate for the plurality of states, and to transmit a vehicular electronic device through the transmitter, and to determine whether the vehicular electronic device is vulnerable to hacking based on whether a reception packet corresponding to the mutated packet is received through the receiver.

Apparatus for testing hacking of vehicle electronic device

Disclosed is a method and apparatus for controlling a vehicle in an autonomous driving system that controls platooning. A method of controlling a first vehicle that transports passengers in an autonomous driving system that controls platooning according to an embodiment of the present disclosure includes: receiving boarding/alighting information of the passengers from a server; determining a first platoon formation of platooning vehicles that travel in the same lane in a platoon on the basis of the boarding/alighting information; transmitting information about the first platoon formation to other vehicles included in the platoon; checking an object moving adjacent to the lane; and transmitting an object block instruction message, which changes the platoon formation into a second platoon formation such that a block distance between at least one vehicle included in the platoon and a sidewalk becomes smaller than a width of the object, to other vehicles included in the platoon.

Method for controlling vehicle in autonomous driving system and apparatus thereof

At least one of an autonomous vehicle, a user terminal, and a server may be connected or converged with an artificial intelligence (AI) module, an unmanned aerial vehicle (UAV), a robot, an augmented reality (AR) device, a virtual reality (VR) device, a device associated with a 5G service, and the like. Provided is a communication method of a mobile communication terminal, the method including identifying at least one target platoon for signal transmission, acquiring information related to driving of the at least one target platoon, identifying antenna heading corresponding to the information related to driving, and transmitting a signal to the at least one target platoon based on the antenna heading.

Method and apparatus for controlling antenna for inter-vehicle communication

A method of controlling a vehicle that includes a plurality of electronic control units (ECUs), the method including: allocating an order in which at least one ECU among the plurality of ECUs is to be assigned an encryption key, based on a data rate of each ECU; receiving, by the at least one ECU, at least one encryption key that is assigned to the at least one ECU according to the allocated order; and performing, by the at least one ECU and using the assigned at least one encryption key, (i) encryption of data to be transmitted through a Controller Area Network (CAN) communication bus, or (ii) decryption of data that is transmitted through the CAN communication bus.

Growing community of inventors

Seoul, South Korea

Cheolseung Kim