390 results about "Resource element" patented technology

A network entity configures a synchronization signal block (SSB) using SSB resources that convey a primary synchronization signal (PSS), a secondary synchronization signal (SSS), and a physical broadcast channel (PBCH) within an SSB resource area of a resource grid bounded in time by a first configured integer number of time units and bounded in frequency by a second configured integer number of physical channels. A product of the first configured integer number and the second configured integer number is a predetermined constant value, each symbol of the SSB has an equal number of resource elements (REs), and all REs in the each symbol of the SSB, except REs within a frequency guard band between any two of the PSS, the SSS, and the PBCH in the each symbol of the SSB, have non-zero values. A user equipment receives the SSB in the SSB resources as a beamformed SSB.

Methods and apparatuses for uplink (UL) control information transmission and multiplexing. A method of operating a user equipment (UE) includes determining uplink control information (UCI), which is organized into N UCI type blocks, where N≥1 and each of the N UCI type blocks include one or more UCIs, determining an uplink shared channel (UL-SCH) transport block, and encoding and rate matching each of the encoded and rate matched N UCI type blocks. The method further includes multiplexing the N UCI type blocks with the UL-SCH transport block to generate block A, segmenting, encoding, rating match and concatenating block A to generate block B, mapping block B to resource elements of a physical uplink shared channel (PUSCH), and transmitting the PUSCH.

Methods, systems, and devices for wireless communications are described. A first wireless device receives or transmits, from a second wireless device, first signaling indicating a size of a precoding resource block group and an offset parameter indicating an offset between the precoding resource block group and a codeblock. The first wireless device transmits or receives second signaling indicating a resource element starting parameter and a resource element ending parameter in at least one of a time domain and a frequency domain based at least in part on the size of the precoding resource block group. The first and second wireless devices communicate coded bit streams that are interleaved in accordance with at least one of the size of the precoding resource block group, the offset parameter, the resource element starting parameter, the resource element ending parameter, or any combination thereof.

A method by which a first device performs wireless communication and a device for supporting same are provided. The method may comprise the steps of: acquiring sidelink (SL) positioning reference signal (PRS) configuration information including information related to an SL PRS resource; receiving an SL PRS on a first resource; and transmitting SL PRS retransmission request information on a second resource. For example, the second resource can be determined on the basis of the comb size of the SL PRS and / or a resource element (RS) offset of the SL PRS.

The embodiments of the present disclosure provide a method performed by a node in a wireless communication system, an electronic apparatus, and a storage medium. The method includes: demodulating first signals corresponding to received respective resource elements to obtain second signals corresponding to the respective resource elements and confidence of the second signals corresponding to the respective resource elements; selecting second signals corresponding to a first set of resource elements from among the second signals corresponding to the respective resource elements, according to the confidence of the second signals corresponding to the respective resource elements; determining channel state information corresponding to the first set of resource elements, according to the second signals corresponding to the first set of resource elements; determining channel state information corresponding to the respective resource elements, based on the channel state information corresponding to the first set of resource elements.

Methods, systems, and apparatus for mobile satellite beam resource allocation are described. Communication services may be provided to a mobile terminal via respective beamformed spot beams that track movement of the mobile terminal. The central server may perform resource element allocation by determining, for a repetitive period of time, an interference event associated with a beam for a current period of time; determining a resource element to be associated with an interference beam for a next time period; and directing the beam to a reallocation of the resource elements for the next time period. Each beam may be allocated to one or more resource elements based on a number of mobile terminals within a coverage of the beam or a desired data rate of the mobile terminals. The power associated with the resource element may be adjusted based on a data rate or user demand associated with the mobile terminal.

A method performed by an electronic device is provided. The method includes obtaining a signal on a plurality of resource elements (REs), selecting, based on a time interval between symbols, reference REs from the plurality of REs, and a frequency interval between the symbols, performing, based on the reference REs, channel estimation, obtaining, based on a result of the channel estimation, a plurality of first weights corresponding to the reference REs, obtaining, based on the plurality of first weights, a plurality of second weights corresponding to other REs distinct from the reference REs from among the plurality of REs, and obtaining, based on the plurality of first weights and the plurality of second weights, information corresponding to the signal.

A wireless device receives a SIB1 message indicating a first number of PDCCH monitoring occasions, for receiving a paging early indication (PEI), of a PEI occasion associated with a paging occasion, a second number of PDCCH MOs, for receiving a paging message, of the paging occasion, and a third number of SSBs. The wireless device skips monitoring, a first PDCCH for receiving the PEI, over the first number of PDCCH MOs, in response to each of the first number of PDCCH MOs, of the PEI occasion, overlapping with at least one resource element (RE) of a SSB of the third number of SSBs. The wireless device, in response to skipping monitoring the first PDCCH, monitors, over the second number of PDCCH MOs, a second PDCCH for a DCI scheduling the paging message.

Disclosed are methods, systems, and computer-readable medium to perform operations including: generating a mapping pattern that comprises a length-4 frequency division orthogonal cover code (FD-OCC4), the mapping pattern for mapping demodulation reference signals (DMRS) in frequency to a plurality of resource elements in at least one orthogonal frequency-division multiplexing (OFDM) symbol, wherein the DMRS are associated with a plurality of DMRS ports; mapping, using the FD-OCC4, the DMRS to the plurality of resource elements in the at least one OFDM symbol; and transmitting a transmission comprising the at least one OFDM symbol.

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit a capability message indicating that the UE supports uplink resource muting in accordance with one or more resource muting patterns on a per uplink waveform basis. In some examples, each of the one or more resource muting patterns may be associated with a respective set of resource elements. In some examples, the respective set of resource elements may be associated with a cross-link interference (CLI) measurement, and uplink transmissions on the respective set of resource elements may muted during the CLI measurement. The UE may receive an indication to operate in accordance with a resource muting pattern of the one or more resource muting patterns based on transmission of the at least one capability message. As such, the UE may communicate in accordance with the resource muting pattern based on reception of the indication.

An apparatus for a wireless communication system is provided. The apparatus is to transmit a reference signal on a common set of resource elements (REs), the common set of resource elements being used by one or more further apparatuses in the wireless communication system, so that the reference signal of the apparatus and one or more further reference signals of the one or more further apparatuses use the same resource elements. Moreover, the apparatus is to transmit the reference signal depending on a base sequence or a sequence derived from the base sequence and depending on a set of configuration parameters.

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit uplink signaling via a cyclic prefix orthogonal frequency division multiplexing (CP-OFDM) waveform or a discrete Fourier transform (DFT) spread OFDM (DFT-s-OFDM) waveform. A configured resource muting pattern may be based on or may reuse a phase tracking reference signal (PTRS) frequency pattern. The resource muting pattern may mute every other resource element (RE) of an uplink symbol or uplink subband of subband full duplex (SBFD) symbols, and the transmitting UE may perform uplink rate matching (e.g., applying a zero power PTRS pattern and inserting the zero power REs after a DFT spread operation, oversampling after a DFT-s-OFDM procedure and doubling a size of an IFFT, or repeating an input sequence to a DFT and doubling a size of the IFFT, power boosting, updating a power control calculation, etc.).

Systems and methods for de-interleaving a data of a plurality of Resource Element Groups (REGs) and construct one or more control channel elements (CCEs) in accordance with a CCE to REG mapping include performing operations comprising: obtaining a CCE-to-REG mapping comprising a mapping parameter value for each of one or more mapping parameters; obtaining an interleaved data transmission specifying a Control Resource Set (CORESET); selecting a first CCE, of a set of CCEs, for assembly; for the first CCE: assigning a REG bundle of the interleaved data transmission to the first CCE based on an index value of the REG bundle and the mapping parameter value; extracting the REG bundle of the index value to a memory; and combining the extracted REG bundle with any existing extracted REG bundles to generate an assembled CCE in the memory.

Embodiments disclosed herein encompass methods, apparatus, and systems for interference management. First resource elements (REs) are configured to enable measurement of interference that affects communications between a first user equipment (UE) and a first network device in a wireless communication system. The first REs include REs that correspond to a subset of REs in a set of second REs, and the set of second REs includes all REs at a time position in a time-frequency grid that are muted for communications by a second UE. Interference mitigation based on the interference measurement may be applied to manage the interference. The interference may include cross-link interference between links in the same wireless communication system, or links in different wireless communication systems such as a terrestrial network and a non-terrestrial network.

Apparatuses, methods, and systems are disclosed for irregular resource element mapping. An apparatus (800) includes a transceiver (825) that is operable to communicate with a Radio Access Network (“RAN”). The apparatus (800) includes a processor (805) that receives (1005), via the transceiver (825), a resource element mapping configuration comprising an indication of an irregular subcarrier spacing for a plurality of subcarriers for the UE. The resource element mapping configuration may be defined by the RAN based on a carrier frequency. The processor (805) applies (1010) the indicated irregular subcarrier spacing to resource elements (“REs”) of the UE according to the resource element mapping configuration for communicating with the RAN.

A wireless device transmits to a base station, one or more user equipment (UE)-capability messages indicating the wireless device supports receiving physical downlink shared channel (PDSCH) with a resource mapping that excludes resource elements (REs), among REs assigned for the PDSCH reception, that are not within one or more downlink sub-bands of a sub-band full-duplex (SBFD) configuration. The wireless device receives one or more radio resource control (RRC) messages comprising a first SBFD configuration. The first SBFD configuration indicates one or more SBFD symbols and downlink sub-band frequency resources of at least one downlink sub-band. The wireless device determines at least one resource element (RE), among a plurality of REs assigned for PDSCH reception, based on the at least one RE not being within the at least one downlink sub-band. The wireless device receives, in the plurality of REs, the first PDSCH during the one or more SBFD symbols.

Methods, systems, and devices for wireless communications are described. A UE may select coded information bits based on an orthogonal cover code (OCC) multiplexing order and / or a type of OCC multiplexing. For example, the UE may receive a control message that indicates the OCC multiplexing order and / or the type of OCC multiplexing. The UE may select encoded bits from a buffer for an uplink transmission, where a quantity of encoded bits selected for each slot of the uplink transmission may be scaled based on a total quantity of bits per slot and the OCC multiplexing order. Additionally, or alternatively, the UE may scale the bit selection based on a unit (e.g., a slot, cluster, symbol, resource element) of the transmission, where, for each unit of a set of units, the UE may select bits from the buffer a quantity of times that corresponds to the OCC multiplexing order.

Aspects of the present disclosure relate to techniques for signal compression. Certain aspects described in this disclosure can be implemented in a method for wireless communication by a distributed unit (DU). The method generally includes compressing at least one reference signal (RS) in one or more first set of resource elements (REs) of a symbol and data in one or more second set of REs of the symbol, wherein the at least one RS is compressed using a first compression type and the data is compressed using a second compression type, and wherein the first compression type is different than the second compression type; and sending, to a radio unit (RU), the symbol having the at least one RS in the one or more first set of REs and the data in the one or more second set of REs compressed using the first and second compression types, respectively.

In some implementations, a process implemented in a receiver device may include receiving a signal including one or more DMRS resource elements. The process may include synchronizing the received signal in the time domain, demodulating OFDM symbols of the signal, obtaining a first resource grid from the demodulated OFDM symbols, and performing multi-layer channel estimation utilizing the DMRS resource elements and the first resource grid to generate an estimate of a first channel matrix. Further, the process may include equalizing the first resource grid using the first channel matrix to obtain an equalized resource grid for each of a plurality of transmitted layers. In addition, the process may include de-interleaving, de-mapping, demodulation, and descrambling of the equalized resource grid for each of the plurality of transmitted layers to obtain LLR for a plurality of coded blocks, and channel decoding of the LLR to output a plurality of reassembled code-blocks.

Provided in the present application are a communication method and a related apparatus. The method comprises: a terminal device receiving information of a function, wherein the function is used for fitting power distribution coefficients corresponding to a plurality of resource elements (REs), the function is a polynomial function, and the information of the function may comprise a coefficient corresponding to the function; and on the basis of a sub-carrier index and the function, determining a power distribution coefficient corresponding to each RE. By means of the technical solution provided in the present application, the overheads of air interface transmission can be reduced.

First resource elements (REs) are configured for determination of different components of interference that affects communications between a first user equipment (UE) and a first network device in a wireless communication system. The first REs include REs that correspond to a subset of REs in a set of second REs, and the set of second REs includes all REs at a time position in a time-frequency grid that are muted for communications by a second UE. The first REs further include an RE that corresponds to an RE at a time position in the time-frequency grid, different from the time position of the REs that are muted. The interference may include cross-link interference between links in the same wireless communication system, or links in different wireless communication systems such as a terrestrial network and a non-terrestrial network.

Aspects relate to a control message that includes at least one symbol mask to be applied to a set of symbols of a time slot. In some examples, the control message may also include at least one resource element mask to be applied to at least one resource element of the time slot. In some aspects, information may be communicated during the time slot according to the at least one symbol mask.

Disclosed is a network device for a wireless integrated radar sensing and communication network, the network device comprising: a resource mapper configured for receiving a data resource allocation message and an enhanced sensing resource allocation message; wherein the resource mapper is configured for selecting a subset of resource elements for communication and coarse radar sensing from a time-frequency grid depending on the data resource allocation message; wherein the resource mapper is configured for selecting a subset of resource elements for enhanced radar sensing from the time-frequency grid depending on the enhanced sensing resource allocation message; wherein the resource mapper is configured in such way that the subset of resource elements for enhanced radar sensing is randomly distributed in the time-frequency grid.

This disclosure describes methods and systems for Physical Uplink Shared Channel (PUSCH) layer mapping, precoding, and mapping to resource elements in multi-panel UE (STxMP) operations. A method to be performed by a user equipment involves: generating one or more codewords for simultaneous transmission on a PUSCH via two antenna panels; generating precoded and modulated sequences based on the one or more codewords, where a first subset of the generated sequences is associated with a first antenna panel, and where a second subset of the generated sequences is associated with a second antenna panel; selecting a mapping scheme for mapping the generated sequences to resource elements arranged in frequency; and mapping, using the selected mapping scheme, the generated sequences to the resource elements, where the resource elements are scheduled to be transmitted during a transmission period.

An apparatus for a wireless communication system is provided. The apparatus is to transmit a reference signal on a common set of resource elements (REs), the common set of resource elements being used by one or more further apparatuses in the wireless communication system, so that the reference signal of the apparatus and one or more further reference signals of the one or more further apparatuses use the same resource elements. Moreover, the apparatus is to transmit the reference signal depending on a base sequence or a sequence derived from the base sequence and depending on a set of configuration parameters.

According to the comprehensive protection project-oriented ship equipment support resource model construction method and system provided by the invention, the accurate mapping relation is established by combining the actual ship maintenance experience and combing and summarizing the support resource demand relation step by step, and the comprehensive protection project-oriented ship equipment support resource model is established by a method of structural deconstruction of each layer of equipment and support resource element integration. Model completeness of factors such as parameter names, parameter units and parameter values in different application scenes is achieved, content analysis is carried out on ship use maintenance model pedigree, regular expression and formalization are carried out on logic description, parameter indexes and threshold requirements in extracted texts, and finally a final guarantee resource model is constructed. A graphical catalog, an operation use manual, an emergency use manual, a ship crew maintenance manual, a maintenance manual, a model repair technical requirement, a key and important part / service life part list, a consumption equipment list, a tool equipment list and a measurement calibration guarantee list are formed through the final guarantee resource model.

This invention provides a method for determining resource element types. The method is applied to a non-access point device (NAPD) and includes: determining a recommended resource element type for the NAPD; sending a first indication to an access point device (APD), wherein the first indication indicates the recommended resource element type; and, if the APD accepts the recommended resource element type, determining the recommended resource element type as a resource element type for data transmission. This invention solves the problem in related technologies of determining the required resource element type for NAPD devices supporting RRUs and DRUs, thereby improving overall spectrum efficiency.

Described herein are systems, methods, and instrumentalities associated with wireless communications using single carrier waveforms. A wireless transmit / receive unit (WTRU) as described herein may receive configuration information that may indicate a control channel element (CCE) and a plurality of resource groups associated with the CCE. Each resource group may include a respective time resource element (TRE) and a respective frequency resource group (FRG), wherein each respective TRE may include a non-integer number of time units, and each respective FRG may include multiple frequency units. The WTRU may determine that the CCE may be associated with a downlink control channel transmission, and further determine allocation pattern information associated with the resource groups in a search space. The WTRU may receive the downlink control channel transmission based on the determined allocation pattern information and receive a downlink shared channel transmission based on information in the downlink control channel transmission.

Methods, systems, and devices for wireless communications are described for controlling multiplexing of a reference signal on an uplink shared channel (UL-SCH). In an implementation, a user equipment (UE) may time division multiplex (TDM) a demodulation reference signal (DMRS) with other signaling across symbol periods of one or more allocated resource blocks. The UE may map the DMRS to resource elements of one or more symbol periods within the allocated resource blocks. The UE may then map uplink control information (UCI) to one or more symbol periods different than the symbol periods of the DMRS mapping. In some cases, the DMRS, UCI, or both may be frequency interleaved with UL-SCH data for the allocated resource blocks. The UE may generate and transmit an uplink waveform for transmission within the allocated resources of the uplink shared channel.

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may use a demodulation reference signal (DMRS) sequence transmitted via a physical uplink control channel (PUCCH) to indicate a first part of two-part hybrid automatic repeat request (HARQ) feedback. As the network entity may decode a DMRS sequence in order to decode the PUCCH transmission (e.g., the control resource elements (REs) of the PUCCH) the network entity may decode the DMRS and accordingly determine the part one of the two-part HARQ feedback prior to decoding the part two of the two-part HARQ feedback. For example, different DMRS sequence types, hopping identifiers (IDs), cyclic shifts, or initialization values (e.g., scrambling IDs) may be configured for different values of part one of the two-part HARQ feedback, and accordingly, a UE may indicate the part one value of the two-part HARQ feedback using the DMRS sequence of the PUCCH.