Abstract: A duplexer includes elastic wave resonators disposed on a piezoelectric substrate to define a ladder elastic wave filter including shunt-arm resonators and series-arm resonators. The duplexer includes an inductance component connected between an antenna terminal and a ground potential. A transmitting filter includes the ladder elastic wave filter. The inductance component is disposed outside a short side of the piezoelectric substrate such that the electromagnetic coupling between the shunt-arm resonator located closest to a transmitting terminal in the ladder circuit configuration, and the inductance component is stronger than the electromagnetic coupling between the inductance component and the remaining shunt-arm resonators.

Abstract: Disclosed are a method for a terminal for transmitting an uplink signal in a wireless communication system supporting an unlicensed band, and an apparatus supporting the method. The present invention includes specific examples, such as an embodiment in which, if a terminal is transmitting a signal in the direction of a particular beam, then, on the basis of the direction of a beam of a base station sharing the unlicensed band, the terminal adaptively transmits an uplink signal in the unlicensed band.

Abstract: A RAN node includes means for receiving a N2 message containing a list of S-NSSAI of the congested network slice from an AMF and means for sending the list of S-NSSAI and a wait timer for each S-NSSAI in the list in first AN signaling message to an UE when receiving, from the UE, second signaling message containing the list of S-NSSAI to establish an AN signaling connection, the S-NSSAI being indicated in the N2 message as congested by the AMF.

Abstract: The disclosure provides a data transmission method and a terminal in an Internet of Vehicles (IoV) system. In the embodiment of the present disclosure, the terminal may implement the data transmission method in the IoV system by determining a data transmission mode of a first carrier, then obtaining the multi-carrier transmission parameter of the first carrier if the data transmission mode of the first carrier is a multi-carrier transmission mode, and transmitting data on the first carrier using the multi-carrier transmission parameter.

Abstract: A communication apparatus determines that communication with another communication apparatus as a transmission destination of a signal generated by a wake-up radio (WUR) conforming to the Institute of Electrical and Electronics Engineers (IEEE) 802.11ba standard, has been disconnected, based on communication conforming to the IEEE 802.11 series standard, and performs control to stop transmission of a predetermined signal performed by the WUR.

Abstract: A method for implementing discontinuous reception includes: when UE is switched from a DRX off stage in an idle state to a DRX on stage, listening indication information sent by a base station is received; and when it is determined based on the listening indication information that it is not needed to continue listening control information in the DRX on stage, the UE is controlled to switch from the DRX on stage to the DRX off stage.

Abstract: A method of performing adaptive mode switching in a transmitter of a dual mode simultaneous wireless information and power transmission (SWIPT) system, incudes receiving received power of a receiver in a channel; comparing the received power with a predetermined threshold value; selecting one of a single tone mode or a multi-tone mode as a single/multi-tone mode based on the comparison result; selecting a modulation index based on the selected single/multi-tone mode and the received power; and transmitting the selected single/multi-tone mode, the selected modulation index, and a duty cycle to the receiver. The duty cycle is determined based on at least one of power consumed for decoding a single tone signal, power consumed for decoding a multi-tone signal, and power harvested during the channel by the receiver.

Abstract: Methods performed by a first sink device, a source device, or a second sink device. The first sink device is connected to a source device via a first communication link and a second sink device via a second communication link, wherein the second sink device is configured to eavesdrop on communications between the first sink device and the source device on the first communication link. The methods include determining an occurrence of a trigger event and modifying an operation of at least one of the first sink device, the second sink device or the source device based at least on the trigger event occurring.

Abstract: The disclosure relates to a communication method and a 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 disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as a smart home, a smart building, a smart city, a smart car, a connected car, health care, digital education, a smart retail, security and safety services. A method performed by a terminal in a wireless communication system is provided. The method includes receiving a higher signal including a plurality of physical uplink control channel (PUCCH) resource information, determining a PUCCH format and resource for a hybrid automatic repeat request (HARQ) feedback information corresponding to a physical downlink shared channel (PDSCH), and transmitting the HARQ feedback information based on the determined PUCCH format and the resource.

Abstract: Methods, a user equipment (UE) and a base station are disclosed for sidelink identification. According to an embodiment, a first UE participates in an identity (ID) determination procedure such that a sidelink ID is determined for a sidelink between the first UE and a second UE. The sidelink ID comprises a full ID for identifying one of the first and second UEs and a short ID for identifying the other of the first and second UEs.

Abstract: Provided are a base station, user equipment and wireless communication methods related to resource allocation of PDSCH/PUSCH in NR. A base station comprises: circuitry operative to allocate Physical Resource Blocks (PRBs) for data transmission based on one of a set of resource allocations; and a transmitter operative to transmit data on the PRBs to a user equipment, wherein the set of resource allocations comprises: a first resource allocation of interleaving Virtual Resource Blocks (VRBs) consecutively numbered and mapping the interleaved VRBs to the PRBs consecutive in frequency domain.

Abstract: This application discloses a resource unit setting method, a resource unit transmission method, and an apparatus. The method includes: setting, by a transmit end device based on a setting threshold of a null resource unit and/or a scheduling parameter, a plurality of null resource units at time domain and/or frequency domain locations associated with phase tracking reference signal resource units of one or more OFDM symbols; and sending, by the transmit end device, the one or more OFDM symbols. The corresponding apparatus is further disclosed. In the technical solution of this application, the null resource unit is set based on the setting threshold of the null resource unit and/or the scheduling parameter. Demodulation accuracy of a high-frequency communications system is ensured, and overheads of the null resource unit are as low as possible, thereby improving spectrum efficiency.

Abstract: A method, device and system for resource allocation, and a computer-readable storage medium are provided. The method comprises: receiving downlink control information (DCI) sent by a base station, the DCI being used for identifying an uplink grant resource allocated to a user equipment (UE) by the base station; and when the uplink grant resource is a target resource, transmitting data of a target logical channel in a first logical channel by first using the uplink grant resource, wherein the target logical channel is a logical channel that is configured with only one transmission characteristic, and the target resource is an uplink grant resource of which the corresponding transmission characteristic is the same as the transmission characteristic configured for the target logical channel.

Abstract: A wireless device receives configuration parameters of a first bandwidth part and a second bandwidth part of an unlicensed cell. An active bandwidth part is switched from the first bandwidth part to the second bandwidth part. A first contention window size determined based on the switching. Based on the first contention window size, a listen before talk procedure is performed for transmission of a transport block in one or more subbands of the second bandwidth part. A transport block is transmitted based on a listen before talk procedure indicating a clear channel.

Abstract: Methods, systems, and devices are disclosed for implementing a transmission and feedback mechanism to enable the collaboration of different service types and efficient reporting of the transmission status. In one aspect, the disclosed technology can be implemented to provide a wireless communication method that includes receiving a message that includes a predetermined number of code block groups for a transmission; and dividing a plurality of data blocks in the transmission into a first part and a second part. The first part comprises a first number of code block groups and the second part comprises a second number of code block groups. The second number of code block groups is determined based on the predetermined number of code block groups in the control message.

Abstract: A wireless device receives configuration parameters of a first uplink carrier and a second uplink carrier of an unlicensed cell. A switch is made from the first uplink carrier to the second uplink carrier. A first contention window size determining based on the switch. Based on the first contention window size, a listen before talk procedure is performed for transmission of a transport block in one or more subbands of the second uplink carrier. A transport block is transmitted based on the listen before talk procedure indicating a clear channel.

Abstract: A method for operating a sensor arrangement in a motor vehicle on the basis of a DSI protocol is disclosed. The sensor arrangement has a central unit as a master and a plurality of sensor units, each having a receiver as slaves controlled by the master. The central unit and the sensor units are connected to a bus line and via the bus cable a communication takes place between the central unit and the sensor units. The method includes selecting a first group of sensor units by the central unit for a first measurement, assigning a first time slot or first time slots within a first cycle respectively to one of the sensor units from the first group by means of the central unit, and broadcasting corresponding first time slot information from the central unit to the sensor units.

Abstract: Method and apparatus are provided for power saving by detecting empty symbols. In accordance with some implementation, a UE may determine that a data channel is not allocated to it by determining that there is no beam directed to it and there was no prior resource allocation to it. The UE upon such determination may enter sleep mode until the start of the next scheduling unit. This may result in reduction in power consumption compared to entering sleep mode after demodulating and decoding the control channel.

Abstract: Systems and methods are described for intelligent grouping between group communication devices. In some embodiments, a method includes receiving, at a remote management platform, a recorded audio message from a first communication device that device includes a cellular networking component capable of connecting the first communication device to a cellular network. The first communication device may have a default grouping with a set of additional communication devices. In some embodiments, the default grouping can be created at a factory when the communication devices are manufactured. In other embodiments, the first communication device and the set of additional communications devices can be automatically paired upon initialization via a local communication network. A linking request can be automatically sent to the remote management platform to create the default grouping (e.g., by creating an entry in a routing table at the remote management platform).

Abstract: The present disclosure provides a transmission method and a transmission device. The transmission method includes: determining, by a transmitting end device, first SA information and first data to be transmitted, the first SA information at least including indication information about a DMRS sequence for the demodulation of the first data; and transmitting, by the transmitting end device, the first SA information in a first physical layer format and transmitting the first data in a second physical layer format.