Abstract: Methods for selecting and configuring a random access channel, an access device and a network device are provided.

Abstract: Proposed is a method for transmitting a physical random access channel (PRACH) preamble in a wireless communication system. Specifically, a method performed by user equipment (UE) comprises the steps of: receiving, from a base station, setting information including a first power ramping step for a two-step random access channel (RACH) and a second power ramping step for a four-step RACH; transmitting, to the base station, information including a first preamble and a physical uplink shared channel (PUSCH) for a two-step RACH on the basis of the first power ramping step; and transmitting, to the base station, a second preamble for a four-step RACH by using the second power ramping step, on the basis of the number of retransmissions of the information exceeding a maximum number of retransmissions associated with a preset two-step RACH.

Abstract: There is provided methods and processors for executing Forward Error Correction (FEC) coding. The method includes acquiring a stream of real data symbols from a communication medium. The stream of real data symbols being arranged in a real matrix. The method includes generating virtual data symbols being arranged in a virtual matrix. The generating includes applying an interleaver map onto the matrix such that (i) at most c number of virtual data symbols in a given virtual row of the virtual matrix are copies of (ii) real data symbols associated with a same real row of the real matrix, c being a positive integer higher than 1. The method includes decoding codewords formed by the virtual matrix and the matrix.

Abstract: A method can be used for channel access in an industrial wireless network. A network controller allocates time/frequency resource units in a set of guaranteed timeslots to packet transceivers in the industrial wireless network. The guaranteed timeslots are timewise divided into slots and frequency wise divided into channels, where one slot-channel pair defines one time/frequency resource unit. The network controller provides to the packet transceivers information about the time/frequency resource units allocated to the packet transceivers. The packet transceivers map packets of their own traffic flows to their allocated time/frequency resource units in each set of guaranteed timeslots. The packets for each packet transceiver are mapped according to priority-based scheduling of its own traffic flows and independently of any mapping of packets of other packet transceivers in the industrial wireless network.

Abstract: An ad-hoc lighting network comprised of a plurality of light units, each of the light units including a light source, a manual input component, memory, a transmitter, a receiver, and a processing unit. A method of deploying the lighting network may include steps of providing a plurality of light units, placing each of the light units within a communication range, causing each of the light units to enter PAIRING MODE, causing each of the light units to add, into its network list, other unique identifiers of other light units; and causing each of the light units to enter PAIRED MODE. Light units function identically with respect to received reserved commands. Any light unit can broadcast commands, causing all light units in the network, or a subset thereof, to execute the command. Such commands may cause the desired lighting configuration.

Abstract: This disclosure introduces an advancement to the error indication message to provide detailed information about errors in configurations that are arriving from the Layer 2 to the Layer 1. A method is disclosed, comprising: performing physical layer control (PHY) of a wireless signal at a Layer 1 (L1) software module; performing medium access control (MAC) of the wireless signal at a Layer 2 (L2) software module; providing an application programming interface between the L1 software module and the L2 software module for receiving L1 configuration messages and providing error codes to the L2 software module; receiving a L1 configuration message at a Layer 1 software module; and providing an enhanced error code progressively from a L1 software module to the Layer 2 (L2) software module.

Abstract: Novel tools and techniques might provide for implementing combined broadband and wireless self-organizing network (“SON”) for provisioning of services. In some embodiments, a computing system might receive, from one or more first sensors and one or more second sensors, first operational states of fixed broadband network nodes and second operational states of wireless network nodes, respectively. The computing system might analyze the received first and second operational states, might determine an optimal network pathway and/or an optimal network backhaul pathway, and might establish the optimal network pathway and/or the optimal network backhaul pathway, through a determined combination of fixed and wireless network nodes, thereby implementing the combined broadband and wireless self-organizing network (“SON”) for provisioning of services.

Abstract: A base wireless device includes plural transmission buffers storing plural signals having transmission destinations that are different from each other, a transmission processing unit transmitting the signals to plural remote wireless devices respectively, by transmitting the signals stored in the plural transmission buffers in a predetermined order, regardless of whether or not each transmission has been made successfully, and a storage control unit, wherein when a transmission of a signal stored in one of the transmission buffers has been made successfully, the storage control unit overwrites the one transmission buffer from which the transmission has been made successfully, with another signal to be transmitted to a transmission destination that is different from a transmission destination of a signal stored in a transmission buffer other than the one transmission buffer from which the transmission has been made successfully, among the plural transmission buffers.

Abstract: Systems, methods, and articles of manufacture provide for systemic resource utilization analysis and management, such as employing a single-point sensor to detect or identify resource leakage at one or more other locations in a structure.

Abstract: A method is disclosed that divide a total frequency band of a communication system into several equally spaced non-overlapping information channels, which are allocated to different users; the information channels are in one-to-one correspondence with the users; user signals from different addresses are distinguished based on frequency, thereby completing the multiple access connection; and duplex communication between two users uses a fundamental frequency and harmonics for information transmission. A process of the information transmission is as follows: different information is first modulated and then is separately loaded on different harmonic components, different information is transmitted through different harmonic components or component combinations so that each pair of information channels can transmit N groups of different information at the same time, and finally the fundamental frequency and harmonic information received by a receiving end is demodulated to obtain all the transmitted information.

Abstract: An electronic device incorporating a liquid crystal display (LCD) screen comprises at least one at least one radio frequency (RF) antenna mounted behind a LCD panel of the LCD screen, and a processor. The RF antenna includes a directional transmit RF antenna that transmits an RF signal through the LCD panel to impinge on a human user, and includes a receive antenna configured to receive a RF signal reflected from tissue of the human user. The processor processes the reflected RF signal to generate a processed signal indicative of presence or absence of the human user, and responsive to the processed signal, controls an operating mode of the electronic device and/or enables control of the device by the human user.

Abstract: An example of a channelizer includes a plurality of receiver circuits, an individual receiver circuit including a frequency demultiplexer that is configured to demultiplex a plurality of subchannels and a time-division demultiplexer coupled to the frequency demultiplexer, the time-division demultiplexer configured to time-division demultiplex the plurality of subchannels to provide a plurality of time-division outputs, an individual time-division output including portions of data from each of the plurality of subchannels; and a plurality of switch circuits, each configured to receive a different time-division output of the plurality of time-division outputs from the individual receiver.

Abstract: Embodiments of apparatus and method for transition smoothing implementation on a stream of data are disclosed. In an example, a system on chip (SoC) for wireless communication includes a digital front-end. The digital front-end is configured to obtain a stream of data having one carrier or multi-carriers. The stream of data is divided into a plurality of blocks. The digital front-end is also configured to adjust a gain of the stream of data based on a predetermined frequency corresponding to a length of each of the plurality of blocks. The digital front-end is also configured to append a ramp-down tail sequence to a first block of the stream of data after a last sample of the first block, and generate a ramp-up head sequence for a second block immediately after the first block, based on a head sequence of the second block.

Abstract: A method performed by a network node connected to one or more additional network nodes, the network node and the one or more additional network nodes forming a cloud. The method including setting a first timer to a first value, the first timer associated with determining whether another network node from the one or more additional network nodes is an active controller in the cloud. The method further includes determining, before the first timer expires, whether a first message that indicates that another network node from the one or more additional network nodes is the active controller is received. The method further includes based on determining the first message is received before the first timer expires, restarting the first timer. The method further includes, based on determining the first message is not received before the first timer expires, assigning one or more tasks to at least one network node.

Abstract: Methods, systems, and devices for wireless communications are described. A non-coherent modulation configuration may be selected for a transmission of a set of data based on a radio frequency spectrum band used for the transmission. After selecting the non-coherent modulation configuration, the set of data may be modulated using a differential phase shift keying modulation technique. After selecting the non-coherent modulation configuration, a set of frequency-domain symbols may be generated from the set of modulated symbols using a discrete Fourier transform. The set of frequency-domain symbols may be mapped to a set of subcarriers, and a time-domain waveform may be generated from the mapped set of frequency-domain symbols, yielding a time-domain waveform. The time-domain waveform may be transmitted over the radio frequency band.

Abstract: A profile optimizing method is provided for a transmission of active subcarriers over a channel to user devices. The method includes steps of (i) obtaining a symbol mapping architecture for the set of profiles, (ii) calculating, from the symbol mapping architecture, a plurality of mapping orders for the set of profiles different from the logical order, (iii) determining, from the calculated plurality of mapping orders, a particular mapping order having a higher spectral efficiency than the logical order, (iv) reordering the respective codewords of the set of profiles to correspond to the particular mapping order, (v) re-mapping the symbol mapping architecture to a number of symbols corresponding to the reordered codewords, and (vi) transmitting the symbols to the population of user devices. The symbol mapping architecture includes a codeword for each profile of the set of profiles, and maps the codewords to a different number by logical order.

Abstract: Aspects of the subject disclosure may include, for example, a method of determining, by a processing system, complete neighbor information for a plurality of radio devices in a wireless network, wherein the complete neighbor information denotes neighboring radio devices; establishing, by the processing system, a backbone list including radio devices that provide beacons, wherein the backbone list includes a first radio device of the plurality of radio devices; determining, by the processing system, a set of radio devices in the plurality of radio devices that are not neighboring radio devices of every radio device in the backbone list; adding, by the processing system, an additional radio device from the plurality of radio devices to the backbone list responsive to an existence of at least one radio device in the set, wherein the additional radio device has at least one neighboring radio device in the backbone list and has at least one neighboring radio device in the set; and repeating, by the processing syst

Abstract: A method and an apparatus for autonomous transmission in an unlicensed band are provided. The method and apparatus comprising: a wireless device receiving a semi-persistent scheduling (SPS) configuration for first uplink transmission, wherein the SPS configuration includes information regarding an SPS window indicating a time section in which the first uplink transmission is allowed; the wireless device receiving on a DL channel downlink control information (DCI) having an uplink grant that instructs second uplink transmission, wherein the uplink grant includes a second hybrid automatic repeat request process identifier (HARQid) for the second uplink transmission; and the wireless device performing the first uplink transmission in the SPS window when it is confirmed that a wireless medium is in an idle state by performing a listen before talk (LBT) in the SPS window, wherein a first HARQid for the first uplink transmission is not the same as the second HARQid.

Abstract: A system and method for reducing latency in a N/ACK system is described. The present system and method reduces latency in a N/ACK system by pre-generating one or more unsolicited backhaul grants to prepare one or more backhaul elements for the receipt and transmission of wireless data. In an embodiment, the present system and method additionally generates backhaul NACK holds for delaying the transmission of a NACK such that a NACK arrive at the UE at a predesignated time, such as at the subframe 12 after the original transmission at the subframe 0.

Abstract: Technologies for refining stochastic similarity search candidates include a device having a memory that is column addressable and circuitry connected to the memory. The circuitry is configured to add a set of input data vectors to the memory as a set of binary dimensionally expanded vectors, including multiplying each input data vector with a projection matrix. The circuitry is also configured to produce a search hash code from a search data vector, including multiplying the search data vector with the projection matrix. Additionally, the circuitry is configured to identify a result set of the binary dimensionally expanded vectors as a function of a Hamming distance of each binary dimensionally expanded vector from the search hash code and determine, from the result set, a refined result set as a function of a similarity measure in an original input space of the input data vectors.

Abstract: Some implementations of the disclosure relate to dynamic switching of a satellite inroute data path between a Time Division Multiple Access (TDMA) method and a Time Division Multiplexing (TDM) method. In one implementation, a satellite terminal comprises one or more processors; and one or more non-transitory computer-readable storage media configured with instructions executable by the one or more processors to cause the satellite terminal to perform operations comprising: communicating, using the satellite terminal, over an inroute TDM channel; determining, based on an ingress traffic rate to the satellite terminal or a determination that the satellite terminal has not received any traffic flows classified for communication using TDM, to switch communications from the inroute TDM channel to an inroute TDMA channel; and after determining to switch communications, switching, at the satellite terminal, from communicating over the inroute TDM channel to communicating over the inroute TDMA channel.

Abstract: A method and an apparatus for supporting multiple frequency bands efficiently in a mobile communication system are provided. The method includes generating first system information including a frequency band indicator indicating a frequency band supported by the base station and an additional frequency band indicator indicating at least one frequency band supported by the base station, and broadcasting the first system information.

Abstract: The embodiments herein relate to timing advance offset for uplink/downlink switching in New Radio (NR). In one embodiment, there proposes a method in a wireless communication device, comprising: determining a timing advance (TA) offset for uplink/downlink switching, wherein the TA offset is at least based on the time offset requirement for uplink/downlink switching in different scenarios used in communication between the wireless communication device and a network node; applying the determined TA offset in the uplink communication from the wireless communication device to the network node. With embodiments herein, uplink/downlink switching time for NR is defined.

Abstract: A method of secure wireless ranging between a verifier node and a prover node comprises performing a measurement procedure resulting in a two-way phase measurement and a round-trip time measurement between the verifier node and the prover node. The measurement procedure comprises the verifier node transmitting on the frequency a verifier packet, the prover node receiving the verifier packet and performing a phase measurement of a verifier carrier signal and a time-of-arrival measurement of a verifier frame delimiter, the prover node transmitting a prover packet, and the verifier node receiving the prover packet and performing a phase measurement of the prover carrier signal and a time-of-arrival measurement of the prover frame delimiter. The method further comprises calculating a distance between the verifier node and the prover node based on the two-way phase measurements and the round-trip time measurements for the plurality of frequencies.

Abstract: A cellular repeater system is provided. The cellular repeater system includes an outdoor antenna communicatively coupled to a repeater. The outdoor antenna is configured to relay communications from the repeater to a cellular base station. The outdoor antenna includes a plurality of log-periodic antennas rotated relative to one another such that each of the plurality of log-periodic antennas is pointed in a different direction. The cellular repeater system includes a switching device configured to selectively couple one or more of the plurality of log-periodic antennas to a RF transceiver of the repeater in order to configure the outdoor antenna in a plurality of antenna modes. Each of the plurality of antenna modes have a distinct radiation pattern.

Abstract: An apparatus for wirelessly increasing the number of communication channels in a critical mission wireless communication system installed in a confined area is provided. The system includes a transmitter configured to transmit radio signals at a first frequency band, wherein the first frequency band is higher than a standard frequency band defined by a critical mission wireless communication protocol of the critical mission wireless communication system; and a plurality of receivers, wherein each plurality of receivers is wirelessly connected to the transmitter and configured to receive signals at the first frequency band transmitted by the transmitter and processed signals at the standard frequency, wherein the plurality of receivers and the transmitter are part of the critical mission wireless communication system.

Abstract: A wireless communication method for connecting a base station with each of a plurality of terminal stations set to differ in Guard interval length, with the base station being equipped with a plurality of wireless communications units each configured to be connectable with one or more of the terminal stations, includes: a collection step of collecting information about the Guard interval length set for each of the terminal stations and connection information about the terminal stations; a policy calculation step of calculating a setting policy for setting the Guard interval length permitted for each of the wireless communications units and a switching policy for setting a condition for switching that one of the wireless communications units which is to be connected, for each of the terminal stations, based on each of the collected information about the Guard interval length and connection information about the terminal stations; and a setting step of setting those of the terminal stations which are to be conn

Abstract: A method and device for modulating with Zadoff-Chu sequences. Each K-ary symbol to be transmitted is converted into a Zadoff-Chu sequence of preset length N and of preset root r, and the frequency offset q of which is dependent on the K-ary symbol. Various root values may be used to separate distinct uplink and downlink and synchronous or asynchronous communications. The modulating device is implemented in the frequency domain. A demodulating method and device allows the K-ary symbols thus transmitted to be recovered. The demodulating device may be implemented in the time domain or frequency domain.

Abstract: Methods, systems, and devices for wireless communications are described for silencing signal transmissions by a user equipment (UE). Silencing signals may be transmitted periodically during shared spectrum downlink communications from a serving base station to the UE to prevent an interfering node from passing a listen before talk (LBT) procedure. The silencing signal transmissions may be configured by the base station and enabled in cases where potential interfering nodes are detected. An interfering node may be notified that silencing signals are being used, and may adjust a periodicity or wait time of its LBT procedures based on the silencing signal periodicity.

Abstract: Disclosed are methods and systems for wireless communication. In one aspect, a method includes generating, by an access point, a frame, the frame assigning first resource units to first devices participating in a multi-user transmission with the access point during a transmission opportunity, and further indicating second resource units available during the transmission opportunity for transmissions to other devices, transmitting the frame; and receiving the multi-user transmission from the first devices according to the resource unit assignments.

Abstract: Novel tools and techniques might provide for implementing combined broadband and wireless self-organizing network (“SON”) for provisioning of services. In some embodiments, a computing system might receive, from one or more first sensors and one or more second sensors, first operational states of fixed broadband network nodes and second operational states of wireless network nodes, respectively. The computing system might analyze the received first and second operational states, might determine an optimal network pathway and/or an optimal network backhaul pathway, and might establish the optimal network pathway and/or the optimal network backhaul pathway, through a determined combination of fixed and wireless network nodes, thereby implementing the combined broadband and wireless self-organizing network (“SON”) for provisioning of services.

Abstract: Novel tools and techniques might provide for implementing combined broadband and wireless self-organizing network (“SON”) for provisioning of services. In some embodiments, a computing system might receive, from one or more first sensors and one or more second sensors, first operational states of fixed broadband network nodes and second operational states of wireless network nodes, respectively. The computing system might analyze the received first and second operational states, might determine an optimal network pathway and/or an optimal network backhaul pathway, and might establish the optimal network pathway and/or the optimal network backhaul pathway, through a determined combination of fixed and wireless network nodes, thereby implementing the combined broadband and wireless self-organizing network (“SON”) for provisioning of services.

Abstract: Novel tools and techniques might provide for implementing combined broadband and wireless self-organizing network (“SON”) for provisioning of services. In some embodiments, a computing system might receive, from one or more first sensors and one or more second sensors, first operational states of fixed broadband network nodes and second operational states of wireless network nodes, respectively. The computing system might analyze the received first and second operational states, might determine an optimal network pathway and/or an optimal network backhaul pathway, and might establish the optimal network pathway and/or the optimal network backhaul pathway, through a determined combination of fixed and wireless network nodes, thereby implementing the combined broadband and wireless self-organizing network (“SON”) for provisioning of services.

Abstract: Disclosed is a field device comprising: a connection terminal; field device electronics; an internal interface for connecting an electronic module; the electronic module having at least one electronic component for realizing an additional functionality; a capacitor, which is designed to provide an additional first auxiliary energy amount to the component if the component of the electronic module has an energy demand exceeding the main power; a battery, which is designed to provide a second auxiliary energy amount to the at least one component if the at least one component of the electronic module has an energy demand exceeding the main power and the first auxiliary energy amount, wherein the battery provides the second auxiliary energy amount to the component only if the main power and the first auxiliary energy amount are not sufficient for the energy supply of the component.

Abstract: An apparatus includes a radio-frequency (RF) receiver for receiving an RF signal using a plurality of antennas. The RF receiver includes a demodulator to provide a switch signal to cause the RF receiver to use an antenna in the plurality of antennas. The RF receiver further includes a carrier frequency offset (CFO) correction circuit that estimates and removes a carrier frequency offset.

Abstract: The disclosure relates generally to wireless communication, and more particularly to selective relay of data packets. A method includes receiving one or more received data packets from a series of transmitted data packets that are transmitted from a host device over a host piconet during a plurality of listening time slots of the host piconet; receiving a bitmap over a primary/secondary piconet, wherein the bitmap includes a plurality of bitmap portions and each bitmap portion respectively corresponds to one of the plurality of listening time slots of the host piconet; analyzing the received bitmap to identify one or more missed data packets from the series of transmitted data packets that were not received from the host device; and generating a relay list of missed data packets based on the analyzing of the bitmap.

Abstract: A method for tuning an envelope tracking (ET) system includes: determining a setting combination from a plurality of setting available to the ET system, wherein determining the setting combination from the plurality of setting available to the ET system includes: determining, by a processing module, a first setting in a plurality of first settings included in the plurality of settings, and configuring the ET system by the first setting; and after the ET system is configured by the first setting, determining, by the processing module, a second setting in a plurality of second settings included in the plurality of settings, and configuring the ET system by the second setting. In addition, the setting combination includes the first setting and the second setting.

Abstract: In one embodiment, a technique for automatic classification and enforcement of low-bandwidth 20 MHz-only Internet of Things (IoT) devices is provided. An access point in communication with a plurality of devices may classify one or more client devices of the plurality as low-bandwidth or 20 MHz-only devices. The access point may allocate a subset of resource units (RUs) in a channel (e.g., a 20 MHz-wide channel) to the one or more client devices. The access point may then exchange data with the one or more client devices using the subset of RUs.

Abstract: A communication device includes a parameter setter and a communication controller for cyclic communication to transmit data including a first data piece and a second data piece different from the first data piece and having lower priority for real-time transmission than the first data piece to slave stations. The parameter setter presets a number of divisions n to divide the second data piece before the cyclic communication is started. The communication controller transmits the first data piece to a first slave station in one cycle, divides the second data piece by the number of divisions n, and transmits the divided second data piece to a second slave station in n cycles, where n is the number of divisions. The communication controller transmits, before transmitting the second data piece, data indicating the number of divisions n set by the parameter setter to the second slave station.

Abstract: A system includes multiple techniques of implementing listen before talk functionality to provide multiple mobile communication devices connectivity with a wireless base station.

Abstract: Systems, methods, and instrumentalities are disclosed to determine access control and channel and signaling priority. A wireless transmit/receive unit (WTRU) may comprise a processor configured, at least in part, to determine device-to-device (D2D) data to be transmitted. The WTRU may determine if the D2D data may be transmitted. The WTRU may determine available scheduling assignment (SA) resources used for priority based D2D data signals. The WTRU may select one or more available SA resources used for priority based D2D data signals. The WTRU may transmit the D2D data, wherein the D2D data may be transmitted on the selected SA resources.

Abstract: Aspects of the disclosure relate to devices, systems and methods for multi-beam formation. A user equipment (UE) may determine a sampling interval for references signals to be transmitted by a base station for an upcoming control or data communication. For example, the UE may determine a maximum sampling interval tolerable for channel estimation and select the sampling interval based on the maximum. In some examples, the UE determines the sampling interval based on characteristics of its motion. The UE transmits an indication of the sampling interval to the base station. Based on the indication, the base station selects an interval for the reference signals and transmits the reference signals to the UE to enable it to perform the channel estimation for the multi-beam. The base station may determine to select the interval for the reference signals such that it is less than or equal to the sampling interval indicated by the UE.

Abstract: In a satellite communication system to perform routing with a communication channel via a satellite, when an earth station is to enter the satellite communication system, a control station notifies the earth station, using a control channel via the satellite, of the network address of the earth station managed by the control station. After that, the earth station can establish the communication channel via the satellite.

Abstract: A mobile station apparatus detects a signature not reserved as a dedicated signature informed by a base station. In addition, the mobile station apparatus performs a random access using a randomly selected signature, in case of detecting a signature not reserved as a dedicated signature.

Abstract: A receiver is configured is configured to receive a data signal, the data signal having at least one data signal block, the data signal block having a predefined duration in the time domain, a number of symbols in the time domain and a bandwidth in the frequency domain, wherein the data signal block is received over a plurality of transmission intervals, wherein a length of one transmission interval is shorter than the duration of the data signal block so that a subset of the symbols of the data signal block is received over one transmission interval, and wherein the receiver includes a signal processing device configured to process the symbols of the data signal block which have been received over one transmission interval.

Abstract: An apparatus serves a plurality of user equipments in a wireless communication system. For transmitting/receiving data of a plurality of user equipments, which include at least a first user equipment and a second user equipment, on resources shared by the plurality of user equipments, the apparatus transmits/receives a first data signal of the first user equipment and second data signal of the second user equipment using a non-orthogonal multiple access, NOMA, scheme. The first data signal and the second data signal are modulated using different waveforms prior to superposition of the first and second data signals.

Abstract: A method includes: scheduling transmission of a first synchronization signal by a first node; and scheduling transmission of a second synchronization signal by a second node. The method also includes, after transmission of the first synchronization signal: receiving, from the first node, a first phase reference associated with the first synchronization signal; and receiving, from the second node, a first phase-of-arrival of the first synchronization signal at the second node. The method additionally includes, after transmission of the second synchronization signal: receiving, from the second node, a second phase reference associated with the second synchronization signal; and receiving, from the first node, a second phase-of-arrival of the second synchronization signal at the first node.

Abstract: The improved beamforming devices for communication systems operating in the mm-wave spectrum are particularly designed for antenna architectures consisting of antenna arrays, comprising multiple antenna array elements. The disclosed approaches comprise intelligent two stage searches, wherein information from the first stage is used in the second stage. This significantly reduces the computational complexity compared to the known approaches, with minimal loss in performance.

Abstract: Methods and apparatus for transmitting and receiving broadcast signals are provided. The method for transmitting a broadcast signal includes encoding mobile data for forward error correction (FEC), encoding signaling data, forming data groups including the encoded mobile data and the encoded signaling data and transmitting a signal frame that includes the data groups.

Abstract: A wireless transmitting device includes a receiving circuit configured to receive a reception frame from another device, and a transmitting circuit configured to transmit a broadcast transmission frame while the receiving circuit is not receiving the reception frame, and controls the transmitting circuit to delay transmission of the broadcast transmission frame for a waiting period that starts from an end of reception of the reception frame according to a frame type of the transmission frame, including a broadcast frame, a unicast frame, and a reception acknowledgement response frame, wherein the waiting period for the broadcast frame is shorter than the waiting period for the unicast frame and longer than the waiting period for the reception acknowledgement response frame.