H04L1/0023

SYSTEMS AND METHODS FOR OPERATING A GATEWAY IN A SATELLITE SYSTEM INCLUDING MULTI-BAND SATELLITE TERMINALS
20220116106 · 2022-04-14 ·

Systems and methods for operating a multi-band satellite terminal are disclosed. One aspect disclosed features a method, comprising: controlling a multi-band satellite terminal capable of receiving signals on a plurality of frequency bands to receive a signal transmitted by a satellite on a first frequency band of the plurality of frequency bands; determining link conditions of the first frequency band based on the received signal; generating an estimate of link conditions of a second frequency band of the plurality of frequency bands, wherein the estimate is generated based on the link conditions of the first frequency band; selecting the second frequency band based on the estimate of the link conditions of the second frequency band; and controlling the multi-band satellite ground terminal to receive the signal transmitted by the satellite on the second frequency band.

TRANSMISSION RATE CONTROL BASED ON EMPIRICAL MI ESTIMATION
20220103399 · 2022-03-31 ·

A first wireless device may generate a first pseudo-random data based on a seed known to a second wireless device, and may transmit a first training signal including first pseudo-random data to the second wireless device for a MI estimation at the second wireless device, the first pseudo-random data being modulated with a first modulation order. The second wireless device may estimate, based on the received first training signal and through the MI estimation, a reception quality associated with at least one modulation order lower than or equal to the first modulation order, and determine a second modulation order of the at least one modulation order lower than or equal to the first modulation order based on the MI estimation, the second modulation order being estimated to provide a reception quality greater than or equal to a reception quality threshold. The MI estimation may be periodic or aperiodic.

TECHNIQUES FOR TRIGGERING REFERENCE SIGNAL TRANSMISSION BASED ON DECODING PARAMETERS
20220103311 · 2022-03-31 ·

Aspects described herein relate to receiving one or more downlink transmissions from a base station, and transmitting, based on comparing one or more parameter values of the one or more downlink transmissions to one or more threshold values, a sounding reference signal (SRS) to the base station over uplink resources. Other aspects relate to receiving, from a user equipment (UE), feedback related to decoding one or more downlink transmissions, wherein the feedback includes an indication that the UE is transmitting a SRS, and receiving, based on the indication, the SRS from the UE over uplink resources.

Communication System with Improved Reliability

Techniques are disclosed relating to improving the reliable of a computing network. A first computing device receives changing states of a data object to send to a second computing device via a network interface. The first computing device sends, to the second computing device, a baseline packet having a complete one of the states of the data object. The first computing device sends, to the second computing device, a sequence of update packets corresponding to the changing states of the data object. An update packet in the sequence includes sufficient information to update a stored state of the data object at the second computing device to a current state of the data object responsive to the stored state being one of two or more previous ones of the states.

FEEDBACK DESIGN FOR NETWORK CODING TERMINATION IN BROADCASTING

Methods, systems, and devices for wireless communications are described. A network node may identify a set of packets for broadcasting to a set of user equipment (UEs) and may transmit a set of encoded packets based on the set of packets. The network node may receive feedback from one or more of the UEs, and the feedback may indicate a number of successfully received packets of the set of encoded packets at each of the one or more UEs. Based on the feedback, the network node may transmit a second set of encoded packets to the set of UEs if the number of successfully received packets for at least one UE fails to satisfy a decodability threshold. The transmitter may continue to transmit sets of encoded packets until the feedback indicates that each UE has received a number of packets that satisfies the decodability threshold.

DATA TRANSMISSION METHOD FOR ULTRA LOW-LATENCY, HIGHLY-RELIABLE COMMUNICATION IN WIRELESS COMMUNICATION SYSTEM, AND DEVICE THEREFOR
20210321434 · 2021-10-14 ·

Provided are a data transmission method for ultra low-latency, highly-reliable communication in a wireless communication system, and a device therefor. A method for transmitting data in a wireless communication system comprises the steps of: receiving, from a base station, information relating to the number of repeated transmissions with respect to uplink data; configuring a plurality of physical uplink shared channels (PUSCH) corresponding to the number of repeated transmissions, wherein the uplink data is likewise mapped to the plurality of PUSCH; and sequentially transmitting the plurality of PUSCH in a single slot, wherein the plurality of PUSCH comprises a first PUSCH and a second PUSCH, and a first frequency resource for the transmission of the first PUSCH and a second frequency resource for the transmission of the second PUSCH can be changed so as to differ from one another in the single slot.

SEQUENCE GENERATION METHOD, SIGNAL RECEIVING METHOD, APPARATUS, AND TERMINAL

This disclosure provides a sequence generation method, a signal receiving method, an apparatus, and a terminal, and pertains to the field of communications technologies. The sequence generation method is applied to a terminal, including: generating a scrambling code sequence or a reference signal sequence by using assistance information, where the assistance information includes at least part of at least one of the following information, or a value obtained by mapping the at least part, or a range of at least one of the following information: identifier information; timing information; payload information of a signal corresponding to the sequence; payload information of a signal associated with the sequence; a scheduling mode; or a transmission mode.

METHOD FOR DETERMINING TRIGGER STATE, TERMINAL DEVICE, AND NETWORK DEVICE
20210314803 · 2021-10-07 ·

Provided in embodiments of the present application are a method and apparatus for determining trigger state, a terminal device, and a communication device; the method comprises: a terminal device receiving first configuration information sent by a network device, the first configuration information comprising configuration information of at least one trigger state; the terminal device receiving first control information sent by the network device, the first control information comprising a first information domain; the terminal device determining a first trigger state identifier on the basis of the value of the first information domain, and determining a corresponding first trigger state in the first configuration information on the basis of the first trigger state identifier; or, the terminal device determining a first trigger state at a target position in the first configuration information on the basis of the value of the first information domain

Waveform-dependent random access channel procedure
11140715 · 2021-10-05 · ·

Techniques are described for wireless communication. A method for wireless communication at a user equipment (UE) includes receiving an indication of at least one receive capability of a network access device; transmitting a first message of a random access channel (RACH) procedure; receiving a random access response (RAR) message in response to transmitting the first message; and interpreting the RAR message according to a format based at least in part on the received indication. A method for wireless communication at a network access device includes transmitting an indication of at least one receive capability of the network access device; receiving, from a UE, a first message of a RACH procedure; and transmitting a RAR message to the UE in response to receiving the first message. The RAR message has a format based at least in part on the at least one receive capability of the network access device.

Enhancement of new radio PUSCH for URLLC in mobile communications

Various examples and schemes pertaining to enhancement of New Radio (NR) physical uplink shared channel (PUSCH) for ultra-reliable low-latency communication (URLLC) in mobile communications are described. An apparatus determines whether to apply a cyclic delay diversity (CDD) scheme for a PUSCH transmission. The apparatus performs the PUSCH transmission to a network node of a wireless network with the CDD scheme applied responsive to determining that the CDD scheme is to be applied. Optionally, the apparatus receives a signaling from the network node indicating information related to mini-slot repetition such that the apparatus performs the PUSCH transmission with at least one symbol repeated in multiple mini-slots within a slot. Optionally, the apparatus also performs a transport block size (TBS) calculation for the PUSCH transmission with an assumption of no demodulation reference signal (DMRS) in the TBS calculation.