Abstract: A technique for performing a multi-layer transmission of data on a radio frequency is described. The multi-layer transmission comprising multiple layers each having a different robustness on the radio frequency. As to a method aspect of the technique, a contention procedure is performed with respect to each of a plurality of access classes, ACs, for accessing the radio frequency. The multi-layer transmission is performed upon success of the contention procedure of at least one of the ACs. In a transmission opportunity defined by the successful contention procedure, data associated with the successful AC is transmitted on a main layer of the multi-layer transmission simultaneously with data associated with at least one further AC on at least one further layer, which is less robust than the main layer of the multi-layer transmission.

Abstract: The present disclosure relates to a method (10) for characterizing a wideband RF device-under-test (DUT) by means of a narrowband RF source or a narrowband RF receiver, the method (10) comprising: selecting (11) a bandwidth of the wideband RF DUT to be analyzed; dividing (12) the selected bandwidth into at least two overlapping sub-bands, the respective sub-bands having a frequency range that corresponds to a bandwidth of the narrowband RF source or the narrowband RF receiver; acquiring (13) a response of the wideband RF DUT for each of the at least two overlapping sub-bands by means of at least two narrowband measurements using the narrowband RF source or the narrowband RF receiver; and calculating (14) a continuous amplitude response and a continuous phase response of the wideband RF DUT in a frequency range that corresponds to the combined bandwidth of the at least two overlapping sub-bands, said calculation making use of the overlap of the sub-bands.

Abstract: A method for a channel state information (CSI) feedback comprises receiving CSI feedback configuration information for the CSI feedback including a spatial channel information indicator based on a linear combination (LC) codebook, wherein the spatial channel information comprises at least one of a downlink channel matrix, a covariance matrix of the downlink channel matrix, or at least one eigenvector of the covariance matrix of the downlink channel matrix; deriving the spatial channel information indicator using the LC codebook that indicates a weighted linear combination of a plurality of basis vectors or a plurality of basis matrices as a representation of at least one of a downlink channel matrix, a covariance matrix of the downlink channel matrix, or at least one eigenvector of the covariance matrix of the downlink channel matrix; and transmitting over an uplink channel, the CSI feedback including the spatial channel information indicator.

Abstract: A channel state information feedback method and an apparatus to flexibly feed back channel state information, to implement balance between feedback overheads and feedback precision of the channel state information. The method includes: sending a media access control (MAC) frame, where the MAC frame includes a processing mode bitmap, every n bits in the processing mode bitmap correspond to one feedback unit, and a value of the n bits is used to indicate a processing mode of channel state information of the corresponding feedback unit; and receiving a beamforming report, where the beamforming report includes one or more feedback fields, each feedback field corresponds to one feedback unit, the feedback field includes channel state information of the corresponding feedback unit, and the channel state information included in the feedback field is processed in a processing mode indicated by the processing mode bitmap.

Abstract: The present invention discloses a method for transmitting and receiving signals between a user equipment and a base station in a wireless communication system and device for supporting the same. More specifically, the invention discloses a method by which, when a base station transmits synchronization signal blocks in various beam directions, a user equipment achieves synchronization with the base station by detecting the index of a received synchronization signal block and then transmits and receives signals with the base station.

Abstract: A method performed by a station for enabling an Uplink, UL, transmission to an access point in a wireless communications network is provided. The station determines a UL transmission rank for an UL transmission to the access point. Then, the station transmits, to the access point, a message on a contention-based transmission resource in the wireless communications network comprising information indicating the determined UL transmission rank. A station for enabling an UL transmission to an access point in a wireless communications network is also provided. Furthermore, an access point and a method performed therein for enabling an UL transmission from a station in a wireless communications network are also provided.

Abstract: Apparatus and methods are provided for RRM measurement in the NR network. In one novel aspect, the RRM measurement is configured with one measurement gap for SS block and CSI-RS. In one embodiment, an extended MGL (eMGL) is configured such that the SS block and CSI-RS is measurement within one measurement gap. In another embodiment, the shorter MGL (sMGL) that is shorter than the standard MGL is configured. In another novel aspect, the CSI-RS is allocated adjacent to the SS blocks such that one measurement gap is configured for both the SS block and CSI-RS measurement. In another novel aspect, the CSI-RS measurement is conditionally configured. In yet another novel aspect, the UE decodes the time index of the SS block conditionally.

Abstract: An example method of mapping a plurality of modulation symbols of a plurality of physical layer pipes present in a frame to a resource grid of data cells for the frame is described. The modulation symbols of the plurality of physical layer pipes are represented by a two-dimensional array comprising the modulation symbol values for the plurality of physical layer pipes and the resource grid of data cells is represented by a one-dimensional sequentially indexed array.

Abstract: A user equipment (UE) may employ an extended cyclic prefix, a postfix, or both for sounding reference signal (SRS) transmissions, such that gaps between SRS transmissions are long enough for UE antenna switching operations, but shorter in duration than any maximum channel vacancy time durations set by a wireless communications system. Further, UEs may transmit SRSs to base stations in accordance with an SRS configuration. For example, a base station may provide SRS configuration information to a UE that indicates, for example, information related to SRS scheduling, subband information, a cyclic prefix length, a cyclic postfix length, listen-before-talk (LBT) type information, an SRS trigger, an SRS cancellation procedure, or any combinations thereof. Based on such SRS configuration information, a UE may perform partial subband SRS techniques, subband selection techniques, SRS bandwidth adaptation techniques, LBT type configuration techniques, etc.

Abstract: A serial isolated communication method, applied to a transmitter of a serial isolated communication system, includes: obtaining isolated communication data to be transferred; encoding isolated communication data with more than two bits into corresponding data pulse signals according to a preset encoding rule, wherein a group of data pulse signals include a positive pulse, a negative pulse, and a delay of 0 or N pulse widths between the positive pulse and the negative pulse, and N?1; and transferring the data pulse signals to a receiver. A serial isolated communication method, applied to a receiver of a serial isolated communication system, includes: receiving data pulse signals transferred from a transmitter; decoding the data pulse signals into the isolated communication data according to a preset decoding rule; and obtaining the isolated communication data. Serial isolated communication device and system are further provided.

Abstract: Apparatus and associated methods relate to providing a modified CORDIC approach and implementing the modified CORDIC approach in SoftMax calculation to reduce usage of hardware resources.

Abstract: A broadcasting system for broadcasting and/or streaming of data includes a gateway and at least one transmitter. The gateway is configured to forward digital content received to the transmitter. The transmitter is configured to transmit the digital content over-the-air. The broadcasting system includes channel coding circuitry that is separately formed with respect to the transmitter. The channel coding circuitry is configured to perform the channel coding of the digital content at least partly which is to be transmitted over-the-air by the transmitter. Furthermore, a method of processing data to be transmitted over-the-air is described.

Abstract: Some demonstrative embodiments include apparatuses, devices, systems and methods of communicating a Physical Layer Protocol Data Unit (PPDU). For example, an Enhanced Directional Multi-Gigabit (DMG) (EDMG) station (STA) may be configured to encode a Physical Layer (PHY) Service Data Unit (PSDU) of at least one user in an EDMG PHY Protocol Data Unit (PPDU) according to an EDMG Low-Density Parity-Check (LDPC) encoding scheme, which is based at least on a count of one or more spatial streams for transmission to the user; and transmit the EDMG PPDU in a transmission over a channel bandwidth in a frequency band above 45 Gigahertz (GHz).

Abstract: A radio frequency module includes a mounting board, a low noise amplifier, a reception filter, and an input matching circuit. The low noise amplifier is mounted on the mounting board. The reception filter is connected to the low noise amplifier. The input matching circuit is provided on a signal path between the reception filter and the low noise amplifier. The input matching circuit includes at least one inductor. The reception filter is disposed on the low noise amplifier. The at least one inductor included in the input matching circuit is adjacent to the low noise amplifier such that no other circuit element is present between the low noise amplifier and the at least one inductor.

Abstract: Disclosed is a fieldbus transmitter interface for a field device or a control center. The fieldbus transmitter interface comprises a computing unit, a digital gate, an analog transmission filter and a transmitter interface output. The computing unit is connected to the digital gate, and the digital gate is connected to the analog transmission filter, and the analog transmission filter is connected to the transmitter interface output. The computing unit comprises a pulse width modulator and a pulse width modulator clock that is suitable for generating a secondary signal coded by a duty cycle which is varied over time by the pulse width modulator clock. The pulse width modulator superimposes the secondary signal with a carrier signal, so that a digital transmission signal with a frequency of less than 150 kHz is generated. The digital gate and the analog transmit filter convert the digital transmission signal into an analog loop signal.

Abstract: A packet sending method includes determining, that a multipath connection meets a first condition, where the first condition is used to disable a small packet sending control policy used for the multipath connection, the small packet sending control policy is used to control a time interval at which the sender sends small packets using the multipath connection, and a length of data included in the small packet is less than a maximum segment size (MSS), disabling, by the sender, the small packet sending control policy, and sending, by the sender, a plurality of small packets on a plurality of paths of the multipath connection in a redundant transmission mode after disabling the small packet sending control policy.

Abstract: Some demonstrative embodiments include apparatuses, devices, systems and methods of communicating a Physical Layer Protocol Data Unit (PPDU). For example, an Enhanced Directional Multi-Gigabit (DMG) (EDMG) station (STA) may be configured to encode a Physical Layer (PHY) Service Data Unit (PSDU) of at least one user in an EDMG PHY Protocol Data Unit (PPDU) according to an EDMG Low-Density Parity-Check (LDPC) encoding scheme, which is based at least on a count of one or more spatial streams for transmission to the user; and transmit the EDMG PPDU in a transmission over a channel bandwidth in a frequency band above 45 Gigahertz (GHz).

Abstract: A deep neural network (DNN) media noise predictor configured for one-dimensional-magnetic (1DMR) recording or two-dimensional-magnetic (TDMR) is introduced. Such architectures are often combined with a trellis-based intersymbol interference (ISI) detection component in a turbo architecture to avoid the state explosion problem by separating the inter-symbol interference (ISI) detection and media noise estimation into two separate detectors and uses the turbo-principle to exchange information between them so as to address the modeling problem by way of training a DNN-based media noise estimators. Thus, beneficial aspects include a reduced bit-error rate (BER), an increased areal density, and a reduction in computational complexity and computational time.

Abstract: Embodiments of the present disclosure provide control information sending methods, control information receiving methods, and devices. The sending method may include determining, by an access network device, a control channel candidate set corresponding to a terminal device, where the control channel candidate set includes at least one control channel candidate, the at least one control channel candidate includes at least one control channel element, the control channel candidate set is contained in at least one control channel element set, a quantity of control channel elements contained in the control channel element set is greater than or equal to a quantity of control channel elements corresponding to a maximum aggregation level supported by the terminal device. The sending method may further includes sending, by the access network device, control information to the terminal device by using at least one control channel candidate in the control channel candidate set.

Abstract: A method of operating a communication system is disclosed. The method includes forming a data frame having plural orthogonal frequency division multiplex (OFDM) symbols. A first set of preamble subcarriers is allocated to at least one of the OFDM symbols. A second set of data subcarriers is allocated to said at least one of the OFDM symbols.

Abstract: A method in which a charging activation apparatus associated with an electric vehicle (i) receives a first instance of a charging session ID from first server apparatus associated with a first electricity provider which is the electricity provider of a driver or owner of the electric vehicle; (ii) receives a second instance of the charging session ID from second server apparatus associated with a second electricity provider which is the electricity provider for a power outlet with which the electric vehicle is currently electrically connected; (iii) compares the first and second instances of the charging session ID; (iv) determines if the first and second instances of the charging session ID correspond; and, if the first and second instances of the charging session ID are determined to correspond, (v) causes activation of charging of the electric vehicle via the electrical connection to the power outlet.

Abstract: Disclosed by the present disclosure are a power adjustment method and device and a power adjustment method based on a power line communication. The power adjustment method include: acquiring a plurality of noise values, wherein the plurality of noise values include: a plurality of power line communication (PLC) noise values corresponding to a plurality of communication sub-carriers, and a background noise value of an air conditioning unit itself; determining a plurality of noise powers corresponding to the plurality of noise values; generating a power adjustment data of the plurality of communication sub-carriers according to the plurality of noise powers; and regulating the transmitting power values of the plurality of communication subcarriers according to the power adjustment data.

Abstract: A wireless device transmits a frame by determining a plurality of Resource Units (RUs) of the frame, providing pilots in a first RU of the frame at a first set of positions, providing pilots in a second RU of the frame at a second set of positions, and transmitting the frame. The first set of positions is different from the second set of positions. A wireless device receives a frame including an RU including pilots and processes the pilots. When an RU for the data symbol includes an odd-numbered lowest subcarrier, the pilots are included at a first set of positions in the resource unit. When the RU includes an even-numbered lowest subcarrier, the pilots are included at a second set of positions in the resource unit. The second set of positions is different from the first set of positions.

Abstract: Discovery of a neighbor radio access system by a user mobile communications device serviced in a radio access network (RAN) for reporting to a serving system in the RAN. User mobile communications device serviced by a RAN is configured to scan one or more frequency ranges (e.g., bands) to discover other neighbor radio access systems. This is opposed to, for example, the user mobile communications device only searching for transmitted communications signals at specific center frequency (e.g., an EARFCN). There may be other radio access systems that operate neighbor cells and in other frequency bands in proximity the RAN serving the user mobile communications device. Discovered neighboring radio access systems can be reported by the user mobile communications device to its serving RAN in a measurement report, which can then be used by the serving RAN for other functionalities, such as trigger handovers of user mobile communications device for example.

Abstract: Some demonstrative embodiments include apparatuses, devices, systems and methods of communicating a Physical Layer Protocol Data Unit (PPDU). For example, an Enhanced Directional Multi-Gigabit (DMG) (EDMG) station (STA) may be configured to encode a Physical Layer (PHY) Service Data Unit (PSDU) of at least one user in an EDMG PHY Protocol Data Unit (PPDU) according to an EDMG Low-Density Parity-Check (LDPC) encoding scheme, which is based at least on a count of one or more spatial streams for transmission to the user; and transmit the EDMG PPDU in a transmission over a channel bandwidth in a frequency band above 45 Gigahertz (GHz).

Abstract: A method is described for generating and transmitting a frame by a station. The method includes determining a bandwidth of a frame to be transmitted by the station; generating a long training field for the frame, wherein the long training field includes a set of pilot tones located at a set of subcarrier positions, wherein when the bandwidth of the frame is 10 MHz, the set of subcarrier positions include four subcarrier positions and the four subcarrier positions are set as {?21-?1,?7-?2,7+?3,21+?4} where ?1, ?2, ?3, and ?4 are odd values, and wherein when the bandwidth of the frame is 20 MHz, the set of subcarrier positions include six sub carrier positions, including {?53-?1,?25-?2,?11-?3, 11+?4,25+?5,53+?6} where ?1, ?2, ?3, ?4, ?5, and ?6 are odd values.

Abstract: Embodiments of the present application provide a random access sequence generation method, and an apparatus. The method includes: generating, by a base station, notification signaling, where the notification signaling includes indication information, the indication information is used to instruct user equipment UE to select a shift sequence number from a range of 0 to (nshiftRAngroupRA+nshiftRA+nshiftRA+shiftRA?1), the shift sequence number is an integer, nshiftRA is a quantity of UE candidate sequence shifts in a group, ngroupRA is a quantity of groups, nshiftRA is a quantity of UE candidate sequence shifts in the last length that is insufficient for a group, nshiftRA is a quantity of UE candidate sequence shifts in first remaining sequence shifts, and shiftRA is a quantity of UE candidate sequence shifts in second remaining sequence shifts; and sending, by the base station, the notification signaling to the UE, so that the UE generates a random access sequence according to the indication information.

Abstract: Roughly described, the invention involves a system including a plurality of functional units that execute different segments of a dataflow, and share intermediate results via a peer-to-peer messaging protocol. The functional units are reconfigurable, with different units being reconfigurable at different levels of granularity. The peer-to-peer messaging protocol includes control tokens or other mechanisms by which the consumer of the intermediate results learns that data has been transferred, and in response thereto triggers its next dataflow segment. A host or configuration controller configures the data units with their respective dataflow segments, but once execution of the configured dataflow begins, no host need be involved in orchestrating data synchronization, the transfer of intermediate results, or the triggering of processing after the data are received. Control overhead is therefore minimized.

Abstract: Provided are a transmission method and device, and a computer readable storage medium. The transmission method includes: receiving, by a terminal, indication information of a maximum transmission block size (TBS) supported by a data transmission, and determining the maximum TBS supported by the data transmission according to the indication information; and determining, by the terminal, a TBS supported by the data transmission according to the maximum TBS supported by the data transmission.

Abstract: A broadcast signal reception method, according to one embodiment of the present invention, may comprise the steps of: receiving a broadcast signal, demodulating the received broadcast signal by an orthogonal frequency-division multiplexing (OFDM) method, parsing at least one signal frame from the demodulated broadcast signal, convolutionally deinterleaving data in the at least one parsed signal frame, block deinterleaving the convolutionally deinterleaved data, cell deinterleaving the block deinterleaved data, and decoding the cell deinterleaved data.

Abstract: A system and methodologies for radar target detection for air surveillance and weather surveillance radar. Embodiments enable the ability to combine radar target detection and tracking with weather surveillance in a single polarimetric Phased Array Radar (PAR) system. Structure and software are provided for performing polarization in a non-orthogonal manner when steering an Active Electronically Scanned Array (AESA) radar off its principal planes.

Abstract: Channel bonding is realized in a receiving apparatus that receives terrestrial digital broadcasting compliant with an ATSC 3.0 Standard. A receiving section selects any one of a plurality of frequency channels as a bonding source channel and receives a frame from the bonding source channel. A control section performs processing for obtaining one frequency channel in which packets are to be bonded with the bonding source channel among the plurality of frequency channel as a bonding destination channel on the basis of the frame and processing for controlling the receiving section to newly receive a frame from the bonding destination channel. A decoding section decodes the frame and acquires the packets. A bonding section bonds together the packets corresponding to the bonding source channel and the packets corresponding to the bonding destination channel.

Abstract: The present disclosure provides a mechanism to perform a CSB burst mode between a master device and one or more slave devices. In CSB burst mode, the master device may broadcast more than one packet of data in a CSB interval, and hence, may use the time slots in a CSB interval more efficiently than while operating in traditional CSB mode. CSB burst mode of the present disclosure may be used to improve the latency and duty cycle of data transmissions, such as for example, broadcast audio. In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may determine to broadcast a set of packets during a CSB interval, where the set of packets includes a plurality of packets. In some aspects, the apparatus may broadcast the set of packets during the CSB interval to a set of second nodes.

Abstract: In a radio frequency module, the first inductor is disposed on the first principal surface of the mounting board and located on the first reception path through which a first reception signal of a first frequency passes, on an input side of the first low noise amplifier. The second inductor is disposed on the first principal surface of the mounting board and located on the second reception path through which a second reception signal of a second frequency lower than the first frequency passes, on an input side of the second low noise amplifier. The radio frequency component is disposed between the first inductor and the second inductor. A distance between the first inductor and the shielding layer is greater than a distance between the second inductor and the shielding layer. The first inductor overlaps the first low noise amplifier in a thickness direction of the mounting board.

Abstract: A system and method for one-way ranging is disclosed. The system comprises a transmitter, also referred to as a tag, transmitting a packet having a sounding sequence. The receiver, also referred to as the locator, receives the sounding sequence. The receiver measures and saves the phase at a plurality of points in time. The sounding sequence has two frequencies, which are additive inverses of one another. A discrete Fourier transform is performed on the plurality of phase measurements to determine the phase of each of the two frequencies. The difference between these two frequencies is related to the time that the packet traveled. Additionally, a calibration of the transmit path and/or receive path may be performed to improve the accuracy of the results.

Abstract: Example Polar code rate matching methods and apparatus are described. One example method includes determining indexes of Z polarized channels on which forced frozen bits are placed, where the Z polarized channels are a subset of N polarized channels corresponding to N to-be-encoded bits, where N=2n, Z<N, and n and Z are positive integers. A first codeword with a length of N is obtained by performing Polar coding on the N to-be-encoded bits. Rate matching is performed on the first codeword to obtain a second codeword with a length of M, where M<N and M is a positive integer. The second codeword with a length of M is sent.

Abstract: Computer vision drilling systems and methods may be used with a drilling rig. The computer vision systems and methods may be used during drilling of a well to monitor the drilling equipment and personnel on the drilling site to provide safer drilling operations. The results from the computer vision drilling system may be used to cause corrective actions to be performed if a safety condition arises. In addition, computer vision systems and methods are provided to automatically monitor the drilling site and drilling operations, such as by tallying pipe in the drill string and by monitoring equipment for anomalous drilling conditions, and automatically taking corrective action as may be needed.

Abstract: Techniques and devices for signaling control and system information are provided. In one aspect, a base station determines a type of multiplexing and a periodicity for transmission of remaining minimum system information (RMSI). The type of multiplexing is for multiplexing the RMSI with a synchronization signal (SS) block. The base station generates an indicator that signals the type of multiplexing and the periodicity. In another aspect, a user equipment (UE) identifies the indicator and determines the type of multiplexing and the periodicity based on the indicator. The UE processes the transmission of RMSI based on the type of multiplexing and the periodicity. Other aspects and features are also claimed and described.

Abstract: Methods, systems, and devices for wireless communications are described. Generally, a transmitting device may send transmissions using a first numerology for a first type of user equipment (UE). The transmitting device may partition a stream of modulated data symbol tones into one or more contiguous subsets of modulated data symbol tones that result in a roughly frequency-flat channel for a second type of UE. The transmitting device may then perform precoding on individual subsets of the one or more contiguous subsets of modulated data symbol tones, and may insert a frequency-domain cyclic prefix, cyclic postfix, or guard interval after each precoded subset. Thus, the first type of UE may communicate using the first numerology and the second type of UE may communicate using the first numerology but with the frequency-domain cyclic prefixes to address doppler spread experienced by the second type of UE.

Abstract: A transmission apparatus that (i) generates a Quadrature Phase Shift Keying (QPSK) modulation signal s1(t) by applying a QPSK modulation scheme to a first data sequence, (ii) generates a 16-Quadrature Amplitude Modulation (QAM) modulation signal s2(t) by applying a 16-QAM modulation scheme to a second data sequence, (iii) generates a transmission signal z1(t) and a second transmission signal z2(t) by applying a phase hopping process, a precoding process, and a power adjust process to the QPSK modulation signal s1(t) and the 16-QAM modulation signal s2(t), wherein an average transmission power of the 16-QAM modulation signal s2(t) being the same as an average transmission power of the QPSK modulation signal s1(t), and (iv) transmits the transmission signal z1(t) from a first antenna at a first time and a first frequency and the second transmission signal z2(t) from a second antenna at the first time and the first frequency.

Abstract: A method performed by a first wireless station is described. The method includes determining, by a Media Access Control (MAC) layer of the first wireless station, a plurality of MAC Protocol Data Units (MPDUs) to transmit to a second wireless station in an aggregated MPDU, wherein a physical layer of the first station is to use a plurality of codewords to represent the plurality of MPDUs, wherein a first MPDU in the plurality of MPDUs is to be represented by a first set of codewords and a second MPDU is to be represented by a second set of codewords from the plurality of codewords; appending padding to the first MPDU such that the first set of codewords does not share a codeword with the second set of codewords; and transmitting the first set of codewords and the second set of codewords to the second wireless station.

Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). A method of operating a terminal in a wireless communication system includes receiving control information for grant-free communication from a base station, generating a reference signal by using one sequence among sequences included in sequence set information for the reference signal included in the control information, and transmitting the reference signal and a data signal to the base station by using grant-free resource region information included in the control information. The one sequence may be used to allow the base station to identify the terminal.

Abstract: Provided, according to various embodiments, are a method for performing, by a terminal, communication according to cyclic delay diversity (CDD) using multiple antennas in a wireless communication system and an apparatus therefor. Disclosed are a method for performing communication according to cyclic delay diversity (CDD) and an apparatus therefor, the method comprising the steps of: determining a delay range of a delay value for CDD on the basis of a moving speed of a terminal; determining the delay value of the CDD within a set delay range; and transmitting a cyclically delayed signal to a target terminal, according to the determined delay value, wherein the preset delay range is determined on the basis of the moving speed of the terminal.

Abstract: Method for processing a sequence of digital signal samples including a first sub-sequence and a second sub-sequence. Forming a first block of samples comprising the first sub-sequence and a second block of samples comprising header samples followed by the second sub-sequence. Demodulating the first block of samples through a digital demodulator to produce a first block of symbols, and the second block of digital signal samples through a second digital demodulator to produce a second block of symbols. The second demodulator implementing a carrier synchronisation or symbol rate synchronisation starting with the header samples, which comprise samples in a number adapted in such a way that the synchronisation is effective before the second demodulator demodulates the second sub-sequence. Reconstructing a sequence of symbols by concatenating the first symbol block with the second symbol block.

Abstract: Embodiments of this application provide an information processing method and a wireless transmission device. The method includes: obtaining, by a wireless transmission device, a target modulation and coding scheme MCS level; determining, by the wireless transmission device based on a correspondence among MCS levels, modulation schemes, and transport block parameters, a target modulation scheme and a target transport block parameter that correspond to the target MCS level; and performing, by the wireless transmission device, low-density parity-check code LDPC coding or decoding on a transport block based on the target modulation scheme and the target transport block parameter. According to the foregoing technical solution, a wireless transmission device in a system in which LDPC coding is used may perform LDPC coding or decoding on a transport block.

Abstract: In a transmission system of an audio signal etc., circuit enlargement is suppressed and deterioration of transmitting signal is reduced. A transmission system including a transmitting apparatus including a first delta-sigma modulator outputting first multi-bit delta-sigma modulated signals of three or more bits and a first code modulator code-modulating first signals of two or more bits located in bit positions higher than a predetermined bit position of the first multi-bit delta-sigma modulated signals based on at least part of a second signal located in one or more bit positions not higher than the predetermined bit position and outputting a plurality of modulated signals; a transmission path transmitting the second signal and the plurality of modulated signals; and a receiving apparatus including a first demodulator demodulating the plurality of the received modulated signals based on at least part of the received second signal is provided.

Abstract: This disclosure describes systems, methods, and devices related to tone mapping for a high-efficiency (HE) trigger-based (TB) null data packet (NDP) feedback physical layer protocol data unit (PPDU). A device may identify a frame received from a second device. The device may determine, based on the frame, a resource unit allocated to the device, wherein the resource unit is associated with a 20 MHz sub-channel of a bandwidth. The device may determine, based on the resource unit and the bandwidth, tones associated with a HE short training field (HE-STF) of a HE TB NDP feedback PPDU. The device may send the HE TB NDP feedback PPDU to the second device in the 20 MHz sub-channel, wherein the HE TB NDP feedback PPDU includes the tones.

Abstract: PBCH design may affect timing indication in a wireless network and polar code interleaver design, among other things. Mechanisms may indicate half frame timing though de-modulation reference signal sequence initialization, de-modulation reference signal mapping order, or de-modulation reference signal resource element location. The payload of the PBCH comprises a master information block (MIB), which payload is scrambled and encoded using a polar code. After rate matching and interleaving of the polar codeword, second scrambling is applied and the data is modulated.

Abstract: Some demonstrative embodiments include apparatuses, devices, systems and methods of communicating a Physical Layer Protocol Data Unit (PPDU). For example, an Enhanced Directional Multi-Gigabit (DMG) (EDMG) station (STA) may be configured to encode a Physical Layer (PHY) Service Data Unit (PSDU) of at least one user in an EDMG PHY Protocol Data Unit (PPDU) according to an EDMG Low-Density Parity-Check (LDPC) encoding scheme, which is based at least on a count of one or more spatial streams for transmission to the user; and transmit the EDMG PPDU in a transmission over a channel bandwidth in a frequency band above 45 Gigahertz (GHz).

Abstract: An information processing apparatus includes a conversion unit configured to convert circuit configuration data representing a configuration of an electric circuit including an input terminal group and an output terminal group into circuit calculation data including an equation group that generates an output signal group corresponding to an argument group given to a variable group and an input signal group given to the input terminal group, wherein the argument group includes a constant representing a characteristic of a circuit element that forms the electric circuit.