Abstract: A method of presenting information to a party through a messaging application is described. Responsive to receipt of a communication from a party (e.g., the first user), a reply is sent. The communication and the reply is presented in an interface to the sender. The messaging system determines matching content that is relevant to one or both of the communication and the reply and determines a quality of the match. Determining the quality of the match may include determining a score for an advertisement based on the advertisement's responsiveness to content identified in the reply message that was sent. Based on a determination that the quality is above a threshold, the matching content is presented along with the communication and the reply.

Abstract: To provide a communication apparatus that achieves a high efficiency in carrier aggregation. A communication apparatus includes a communication section that transmits and receives a radio signal using a first communication band and a second communication band, and a controller that controls an operation of communication performed by the communication section, and the controller performs control such that a signal that includes information regarding a clear channel of the second communication band is transmitted using a channel of the first communication band. Further, the controller performs control such that data is transmitted to a transmission destination of the signal using one of a plurality of the clear channels of the second communication band, the plurality of the clear channels of the second communication band being included in the signal.

Abstract: The present disclosure relates to a signal processing device and an image display apparatus including the same. A signal processing device according to an embodiment of the present disclosure includes a sampler to downsample a baseband signal; a memory to store the downsampled data; a frequency shifter to read the data in the memory and shift the read data in a frequency domain; a symbol rate calculator to calculate a symbol rate based on the shifted data; a first offset calculator to calculate a first carrier frequency offset based on the calculated symbol rate; a second offset calculator to calculate a second carrier frequency offset based on the calculated first carrier frequency offset; and an offset compensator to compensate for the second carrier frequency offset. Accordingly, a time up to the demodulation completion may be shortened based on the baseband signal.

Abstract: The present technology is directed to a system and method for application aware management and recovery of link failures resulting from excessive errors observed on the link. One aspect of the proposed technology is based on identification of link errors associated with application-specific data patterns traversing link. Other aspects involve corrective actions based on relocation or modification of specific application traffic to thereby alleviate the observed excessive link errors and prevent a link failure or shut down. Relocation may involve moving the source application to a different virtual machine/container/physical device or rerouting application traffic by updating relevant routing protocols. Modification may involve harmlessly changing payload data pattern to remove data-pattern dependent signal attenuation.

Abstract: A base station grants communications of a plurality of wireless communication terminals with the base station without allocating wireless resources upon occurrence of requests for the communications. The base station receives radio signals incoming from the wireless communication terminals and having encoded data, executes a first process of obtaining, from the received radio signals, first signals with at least ones of amplitudes and phases being adjusted, the first signals being incoming from a first wireless communication terminal among the plural wireless communication terminals, a second process of generating replicas of the radio signals incoming from the first wireless communication terminal before at least ones of the amplitudes and the phases are adjusted, a third process of extracting signals given by removing the replicas of the incoming radio signals from the received radio signals, and a process of iterating the first through third processes successively.

Abstract: In one embodiment, an apparatus includes: a transmitter to send a first plurality of flits to a second device coupled to the apparatus via a link; and a control circuit coupled to the transmitter to change a configuration of the link from a flit-based encoding to a packet-based encoding. In response to the configuration change, the transmitter is to send a first plurality of packets to the second device via the link. Other embodiments are described and claimed.

Abstract: A method of communicating a packet between a first node and a second node, the packet comprising a data payload and a portion of information preceding the data payload. The method comprises: (i) first, identifying a quality of a channel between the first node and the second node; (ii) second, in response to the quality of the channel, selecting a manner of communication of the information preceding the data payload; (iii) third, encoding the selected manner of communication in the portion of information preceding data payload; and (iv) fourth, transmitting the packet from the first node to the second node.

Abstract: The present disclosure relates to a method for controlling communication compensation, comprising: determining a length class of a communication link according to a time length of pulse data transmitted on the communication link; and determining a compensation scheme for communication compensation according to the length class of the communication link. In the invention, a length class of a communication link determined according to a time length of pulse data transmitted on the communication link is used to determine a compensation scheme for communication compensation so as to perform time compensation on data, thereby preventing attenuation caused by an excessively long communication distance, and improving the stability of long-distance communication performed by means of Homebus. Also disclosed are an apparatus for controlling communication compensation, and an air conditioner.

Abstract: This application discloses a computing system implementing an automatic test pattern generation tool to perform scan chain diagnosis-driven compaction setting. The computing system can perform fault simulation on scan chains in a circuit design describing an integrated circuit, which loads test patterns to the simulated scan chains and unloads test responses from the simulated scan chains. The computing system can determine locations of sensitive bits and locations of unknown bits in each of the scan chains based on the test responses from the simulated scan chains, and generate a configuration for a compactor in the integrated circuit based, at least in part, on the locations of the sensitive bits and the locations of the unknown bits in each of the scan chains, wherein the compactor is configured to compact test responses from the scan chains in the integrated circuit based on the configuration.

Abstract: A method including determining, by a VPN server having established VPN connections with one or more user devices, aggregate amounts of VPN data communicated with a host device; determining difference amounts indicating differences in the aggregate amounts of VPN data communicated with the host device; determining average aggregate amounts of VPN data communicated with the host device based at least in part on averaging the difference amounts; determining a largest average aggregate amount as an average threshold level; and selectively transmitting a notification to the one or more devices indicating that the one or more user devices is to manage transmission of data from the one or more user devices based at least in part on a result of comparing the average threshold level with an observed average aggregate amount of VPN data communicated with the host device during an operation period. Various other aspects are contemplated.

Abstract: An EVM measurement value is appropriately determined while CPE/ICI correction is taken into account. In a measurement apparatus (300), an EVM measurer (305) measures a modulation quality of a signal transmitted from a transmission apparatus. An EVM determiner (306) determines whether or not the measurement value of the modulation quality is equal to or less than a first requirement value, in a case where correction relating to a phase noise of the transmission apparatus is necessary in a reception apparatus. The first requirement value herein is higher than a second requirement value used in the determination of the measurement value in a case where the correction relating to the phase noise of the transmission apparatus is unnecessary in the reception apparatus.

Abstract: A transceiver and associated method an impulse noise monitoring (INM) tool configured to identify a data stream that includes i) data transmission units (DTUs) communicating data symbols, ii) non-data symbols, and iii) non-transmission time. The INM tool is configured to ascertain an impulse noise (IN) event of the incoming data stream by evaluating a count, a frequency, a pattern, a group, or a sequence of corrupted DTUs and selected non-data symbols or non-transmission time that are proximate in time to the corrupted DTUs.

Abstract: Methods and apparatus for subframe configuration and generation in a multi-cell multi-carrier system. A frame for radio transmission in the system consists of multiple subframes, and each subframe consists of multiple Orthogonal Frequency Division Multiplexing (OFDM) symbols. Training symbols, frequency-domain data scrambling, size of Fast-Fourier Transform (FFT), or length of cyclic prefix can be configured differently for each subframe to facilitate different applications, such as unicasting or broadcasting.

Abstract: A low-complexity process of generating an artificial frame that can be used for prediction. At least a first reference frame and a second reference frame of a video signal are obtained. A synthetic reference frame is generated from the first reference frame and the second reference frame. Reference blocks from each of the first reference frame and the second reference frame are combined to derive an interpolated block of the synthetic reference frame.

Abstract: In a first device incorporating a processor and a memory in communication with the processor, the memory includes executable instructions that, when executed, cause the processor to control the first device to perform functions of receiving a bit error pattern of data traffic transmission from the first device to a second device, the bit error pattern including a number and locations of bit errors which occurred during the data traffic transmission; and adapting at least one transmission parameter of the first device based on the received bit error pattern. The error pattern allows more refined data traffic decisions.

Abstract: Provided are a method and an apparatus for performing a HARQ based on a polar code in a wireless communication system. The apparatus transmits multiple first output bits, which are generated from multiple first input bits, to a receiver. Upon receiving a retransmission request, the apparatus generates multiple second output bits from multiple second input bits. The apparatus selects multiple third output bits from among the multiple second output bits, and transmits the selected multiple third output bits to the receiver. Bits, which are encoded differently from the multiple first output bits among the multiple second output bits, are preferentially selected as the multiple third output bits.

Abstract: Contactless power receiver 1a includes power reception unit having a contactless power reception function using electromagnetic induction; communication unit separately transmitting a plurality of data items in the vicinity of a zero cross point of an alternating current voltage from commercial power supply; and power reception side message division unit dividing a transmission message into a plurality of data items. Contactless power feeder includes power feeding unit having a contactless power feeding function using electromagnetic induction; communication unit separately receiving a plurality of data items in the vicinity of a zero cross point of an alternating current voltage from commercial power supply; and power feeding side message combination unit generating a reception message by combining a plurality of data items.

Abstract: Various aspects described herein relate to techniques of spectrum sharing in beacon-assisted multi-tier wireless communications systems (e.g., 5G New Radio). A method of spectrum sharing in multi-tier wireless communications is provided that may include generating, at a first apparatus, a beacon signal including information of spectrum usage, wherein the information includes at least one or more of a pilot reference, resources allocation, one or more usage entities, or one or more sharing parameters, and sending the beacon signal to at least a second apparatus, wherein the first apparatus and the second apparatus are in a same tier or different tiers.

Abstract: Provided is a method and system for measuring a bandwidth of a network based on a buffer and adaptively transmitting data in a real-time live environment. The method includes verifying a duration of data storage in a buffer configured to manage a data packet in a real-time live environment; and measuring a bandwidth of a network based on the duration of data storage in the buffer and adaptively controlling a data transmission rate based on the bandwidth.

Abstract: A channel state information (CSI) feedback method and a terminal are provided to enable the terminal to determine a CSI feedback approach based on received information for CSI feedback and perform CSI measurement and CSI feedback. A network device indicates a CSI feedback configuration group for CSI feedback to the terminal. After receiving the CSI feedback configuration group, the terminal determines the CSI feedback approach corresponding to the CSI feedback configuration group.

Abstract: Data traffic routing and/or transmission parameter adaption decisions are made at a sending node by considering error patterns of one or more possible receiving nodes at the bit level. Data traffic routing and/or transmission parameter adaption decisions may be used to preemptively prevent data errors from occurring as data traffic is transmit by a sending node. The error pattern information may include information on numbers of bit errors in a code word or information on relative randomness or burstiness of bit error patterns at the one or more possible receiving nodes. The collaboratively shared error pattern information may be determined and updated over time intervals or upon selected conditions occurring. In one embodiment, a next hop node may be determined using bit error patterns of neighbor nodes. In another embodiment, transmission parameter adaption or channel selection may be determined using bit error patterns.

Abstract: This disclosure describes methods, apparatus, and systems to increase the transmission data rate in wireless networks, for example, by using one or more Multiple Input Multiple Output (MIMO) and/or channel bonding techniques. In one embodiment, the disclosure describes the use of Golay Sequence Sets (GSS) to define guard intervals (GIs) for single carrier (SC) single channel bonding and multiple input multiple output (MIMO) transmission. In various embodiments, the disclosure describes the design of guard interval sequence for 3 types of guard intervals having lengths that can be classified as short, medium, and long. In another embodiment, the disclosure defines the guard interval for single channel transmission channel bonding and for MIMO transmission.

Abstract: A reduction in bitrate oscillation penalties is achieved by determining an oscillation measure measuring a balance of bitrate increase and bitrate decrease of the varied bitrate at which recently retrieved segments of the sequence of segments have been retrieved and setting the bitrate at which a current segment of the sequence of segments is to be retrieved depending on the oscillation measure.

Abstract: Low noise amplifiers (LNAs) with output limiting are provided herein. In certain implementations, a gallium nitride (GaN) LNA includes LNA amplification circuitry and an output limiter that is connected to an output of the LNA amplification circuitry and operable to limit an output power of the GaN LNA. By limiting the output signal power, a number of benefits are achieved, including protection of downstream circuitry receiving the GaN LNA's output signal. For example, such downstream circuitry can be fabricated using silicon or other fabrication technology associated with a lower signal power handling capability relative to that of the GaN LNA.

Abstract: The present disclosure provides a method, User Equipment (UE) and base station for adjusting a Modulation and Coding Scheme (MCS). The method comprises: receiving, by a user equipment (UE), a first downlink data frame sent by a base station at a first moment, and estimating, by the UE, a first Signal to Interference and Noise Ratio (SINR) and a first Channel Quality Indicator (CQI) according to the first downlink data frame; estimating a second SINR and a second CQI according to a received second downlink data frame, wherein the second downlink data frame is sent by the base station at a second moment later than the first moment; calculating, by the UE, a MCS variation according to at least one of the first CQI, the second CQI, the first SINR or the second SINR; and feeding back, by the UE, the MCS variation to the base station.

Abstract: The teachings presented herein propose a separation between the configuration of a sounding signal, and the initialization of the sounding signal. In other words, in at least one example embodiment proposed herein, a base station or other controlling entity sends, to a mobile station, an explicit or implicit indication that causes the mobile station to transmit a sounding signal according to sounding signal configuration parameters that at least a portion of which were previously and separately sent to the mobile station.

Abstract: In a multi-carrier cellular system, a second synchronization code (a Walsh code or a GCL series code) mapped on a second synchronization channel is used as a signal for specifying in which cell of the base station a mobile station terminal device itself is. A signal transmitted from the base station to the mobile station terminal device is mapped in a radio frame having two-dimensional extension in frequency and time directions. When mapping a certain series number of the second code for specifying a cell or a cell group on the radio frame as the second synchronization channel, phase rotation or circular shift in which one radio frame is one cycle is applied to the second synchronization code. On the receiving side, the head timing of the radio frame is known by knowing the phase rotation angle or the amount of circular shift of the second synchronization code.

Abstract: A communication unit (2020) performs directly wireless communicates with a portable terminal (3000). A collection information acquisition unit (2040) acquires collection information. A division transmission unit (2060) generates multiple pieces of partial collection information by dividing the collection information, and transmits pieces of partial collection information being different from each other to multiple portable terminals (3000). A redundancy transmission unit (2080) transmits the same collection information to the multiple portable terminals (3000). An index value acquisition unit (2100) acquires any one or two of a reliability index value and a capacity index value of the portable terminal (3000). Based on any one or two of the reliability index value and the capacity index value of each portable terminal (3000), a transmission control unit (2120) selects the division transmission unit (2060) or the redundancy transmission unit (2080) to perform the transmission.

Abstract: Disclosed herein is a terminal including: receiving a CSI-RS from a base station, generating CSI feedback information including indicators such as RI, PTI, and BI and a first PMI and a second PMI that are elements of a double codebook, on the basis of the CSI-RS and transmits the CSI feedback information to the base station through an uplink subframe corresponding to predetermined feedback periodicity.

Abstract: A storage system includes a controller part, a data storage part, and a transfer path of a signal that couples these parts. A driver included in the controller part transmits the signal including write data on the basis of a configured parameter, a receiver included in the data storage part receives the signal, and the write data included in the signal is written into a first storage area. The controller part reads the write data from the first storage area, determines whether or not a bit error exists in the write data, changes the parameter when the bit error exists to repeat similar determination and find an appropriate parameter at which the bit error no longer exists.

Abstract: An eNode-B includes PUSH mapping hardware for improved performance. A scheduler schedules first and second code words of first and second respective user devices. A buffer receives and stores first and second identifiers. A de-multiplexer outputs a first code word number based on the first identifier and a second code word number based on the second identifier. A set of completion queues store the first and second code word numbers. A sequence controller generates first and second select signals corresponding to the first and second identifiers. A multiplexer outputs one of the first and second code word numbers based on the select signals, and the scheduler schedules the first and second code words based on the first and second identifiers.

Abstract: According to certain embodiments, methods and systems for toggling transmission parameters in a heterogeneous network to achieve a target block error rate by a network node may include obtaining a signal-to-noise ratio (SINR) estimate from channel quality information for a downlink between a network node and a wireless device. For each of a first code word and a second code word to be transmitted on the downlink, a block error rate estimate may be obtained based on the SINR estimate. The network node may then determine at least one expected SINR for the first code word and the second code word. The at least one expected SINR may be determined as a function of the SINR estimate and the block error rate estimate. Based on the at least one expected SINR for the first code word and the second code word, a modulation and coding scheme (MCS) for obtaining a target block error rate may be selected.

Abstract: Systems and methods for phase alignment among multiple transmitters are described. In some embodiments, a method may include creating a loop between an RF transmitter and an RF receiver; measuring a first DC signal on the I and Q paths of the RF receiver without inserting a DC signal in the I and Q paths of the RF transmitter; measuring a second DC signal on the I and Q paths of the RF receiver while inserting a non-zero DC signal in the I and Q paths of the RF transmitter; and calculating a relative phase difference between the RF transmitter and the RF receiver using the first and second DC signals.

Abstract: Disclosed is a transmission method compatible with higher order modulation and lower order modulation, and an apparatus. A base station stores a first higher order modulation mapping table supporting the higher order modulation and a first lower order modulation mapping table supporting the lower order modulation; the base station receives capability level information sent by user equipment; the base station determines, according to the capability level information sent by the user equipment, a first modulation mapping table used to communicate with the user equipment; the base station determines a modulation and coding scheme index according to the modulation mapping table, where the modulation and coding scheme index is used by the user equipment to determine a modulation and coding scheme; and the modulation and coding scheme index is sent to the user equipment.

Abstract: A communication apparatus has a communicator configured to communicate with an external device capable of communication at multiple communication rates, a communication rate setter configured to change a communication rate of the communicator, and a period detector configured to detect a change period of the communication rates of the external device. The communication rate setter changes the communication rate based on the change period detected by the period detector.

Abstract: A compensation method, a base station, and a user equipment for uplink power control in a CoMP system are provided. The method includes: a base station determines an adjustment value for an uplink sending power of a UE; the base station sends to the UE indication information and the adjustment value for the uplink sending power of the UE, where the indication information is used for indicating a range of the adjustment value for the uplink sending power of the UE, so that the UE, according to the indication information and the adjustment value for the uplink sending power of the UE, determines the uplink sending power of the UE. Embodiments of the present invention are capable of improving the quality of sending uplink data.

Abstract: A method of controlling the respective transmit powers allocated by a base station of a cellular communications network to each of a plurality of sub-bands is provided. Information from at least one other base station of the network is received, the information comprising information about a sensitivity of a utility function in a cell served by the other base station to changes in powers allocated to respective sub-bands by the base station. A sub-band is identified in which it would be relatively advantageous to increase a transmit power. It is determined whether a factor relating to a happiness of users in the cell exceeds a threshold value. The transmit power in the identified sub-band is increased only if the happiness factor is less than the threshold value.

Abstract: An optical receiver includes: an active transimpedance amplifier (TIA) that converts a photocurrent from a photosensor into an active voltage signal; a high-speed amplifier that amplifies the active voltage signal to produce an amplified voltage signal that comprises an output for the optical receiver; and a reference-voltage-generation circuit that generates a reference voltage for the high-speed amplifier. This reference-voltage-generation circuit includes a dummy TIA that is identical to the active TIA, but does not receive a live input signal, and produces a dummy voltage signal. It also includes a low-speed amplifier which includes: an active input that receives the active voltage signal from the active TIA output; a dummy input that receives the dummy voltage signal from the dummy TIA output; and an output that controls directly or indirectly the reference voltage for the high-speed amplifier.

Abstract: A device that that is difficult to access may have procedures remotely initiated by the generation of signal patterns over an Ethernet network. The signal patterns include status of the Ethernet link (active, down), the duration of an active link and a down link, and the speed of data during the active link.

Abstract: The present disclosure provides a crystal-less clock and data recovery (CDR) circuit and a frequency detection method thereof. The CDR circuit includes a clock generator and a frequency detection module. The clock generator is operable to generate a clock signal. The frequency detection module coupled to the clock generator is configured for outputting a control signal to the clock generator to increase or decrease the frequency of the clock signal according to a data signal received and a transition density.

Abstract: A distortion compensation apparatus including: an amplifier configured to amplify an input signal including a transmission signal and an impulse signal, the transmission signal being converted to a radio frequency signal for transmission, the impulse signal being not converted to a radio signal for transmission, a memory configured to store a plurality of distortion compensation coefficients for compensating distortion to the input signal, each of the plurality of distortion compensation coefficients being associated with an amplitude of the input signal, and a processor configured to select a distortion compensation coefficient from the plurality of distortion compensation coefficients based on an amplitude of the impulse signal included in the input signal, and update the selected distortion compensation coefficient based on the amplified impulse signal include in the amplified input signal.

Abstract: A reduction in bitrate oscillation penalties is achieved by determining an oscillation measure measuring a balance of bitrate increase and bitrate decrease of the varied bitrate at which recently retrieved segments of the sequence of segments have been retrieved and setting the bitrate at which a current segment of the sequence of segments is to be retrieved depending on the oscillation measure.

Abstract: A method for checking an installation location of a component in a failsafe automation system, wherein the components are connected to one another in series and uniquely defined addresses are continuously assigned from a first component to successor components, wherein, after the assignment of addresses to the components, a switching device is operated in the components such that a signal transit time measurement is performed incrementally with a test signal for each successor component, and wherein the test signal is emitted and re-received and the installation location of the successor component is check based on the time difference.

Abstract: a method and a board for high-speed link auto-negotiation, includes: setting, by a first board, a port rate to a public rate supported by both the first board and a second board; sending, by the first board, a first auto-negotiation packet to the second board according to the public rate, where the first auto-negotiation packet carries a rate supported by the first board, so that the second board determines, a highest rate supported by both the two boards, and sets the port rate to the highest rate; receiving, by the first board, a second auto-negotiation packet that is sent by the second board according to the public rate, which carries the rate supported by the second board; determining, by the first board, according to the rate supported by the two boards, the highest rate supported by both the two boards, and setting the port rate to the highest rate.

Abstract: A WiGig wireless device partially performs a masking processing on a preamble of a transmission signal frame and generates a repetition pattern of the same pulse capable of being used in a correlation detection of a sensor. That is, a repetition pattern of a Golay code is output by intermittently performing the masking processing on the Golay code sequence. The sensor performs the correlation detection using a pulse compression technology, thereby detecting the antenna radiation pattern even in an environment where a reflected wave is generated, by separating the direct wave and the reflected wave.

Abstract: Disclosed are an apparatus and method for assessing decode reliability of voice, data and control channel transmissions. In an aspect, the apparatus and method are configured to receive one or more radio frames or parts of a frame on a downlink channel; demodulate the received one or more frames or parts of the frame; decode the demodulated one or more frames or parts of the frame; compute one or more demodulator-based metrics and one or more decoder-based metrics; combine the one or more demodulator-based metrics and the one or more decoder-based metrics using a reliability function that assesses reliability of the decoded one or more frames or parts of the frame; and accept or reject the decoded one or more frames or parts of the frame based on the assessment of the reliability of the decoded frames or parts of the frame.

Abstract: The present disclosure relates to a method and user equipment, UE, in a wireless communication network of performing power scaling on uplink transmission to a receiving radio access node, RAN. In particular, the disclosure relates to a method and user equipment for power scaling on a multi-radio access bearer, multi-RAB, wherein a Dedicated Physical Data Channel, DPDCH, and an enhanced Dedicated Physical Data Channel, E-DPDCH are configured for uplink transmission from the UE to the receiving RAN. The method comprises determining (S31) a total UE transmit power exceeding a predetermined maximum power limit value. The total UE transmit power is reduced (S32) to the predetermined maximum power limit value by reducing one or more E-DPDCH gain factors by an equal scaling factor. A DPDCH transmission status is determined (S33), whereupon a power scaling procedure is selected (S34) based on the determined DPDCH transmission status. The selected power scaling procedure is applied (S35) on the uplink transmission.

Abstract: A transmission apparatus controls a transport format for retransmission of data packets transmitted uplink to a receiving apparatus via at least one data channel using an automatic repeat request (ARQ) protocol. A transmitter transmits an uplink data packet via the data channel to the receiving apparatus, and a receiver receives first information along with second information from the receiving apparatus. The first information is used for determination whether to perform a retransmission of the uplink data packet at the transmission apparatus, and the second information indicates a transport format for the retransmission. The transmitter transmits the retransmission from the transmission apparatus to the receiving apparatus according to the transport format indicated in the second information element using a transmission timing based on the ARQ protocol.

Abstract: A rate adjustment apparatus includes a calculating section to calculate a number of outputs where bits of input data are sequentially output when a number of times of puncturing of the input data to be punctured is smaller than a number of remaining bits after puncturing, and a processing section to sequentially output bits of the input data and puncture the bits of the input data based on the number of outputs calculated by the calculating section.

Abstract: A set of specific sequences including a set of root sequences and cyclic shifts thereof is searched, wherein it is started from a root sequence index indicating a root sequence of ordered root sequences, available cyclic shifts of the root sequence are included, and it is continued with a next root sequence if necessary for filling the set, interpreting the ordered root sequences in a cyclic manner.