Patents Issued in February 20, 2020
-
Publication number: 20200059290Abstract: A WTRU may include a memory and a processor. The processor may be configured to receive beam grouping information from a gNB or transmission and reception point (TRP). The beam grouping information may indicate a group of beams that the WTRU may report using group-based reporting. The group-based reporting may be a reduced level of reporting compared to a beam-based reporting. The group-based report may include measurement information for a representative beam. The representative beam may be one of the beams in the group or represents an average of the beams in the group. Alternatively, the representative beam may be a beam that has a maximum measurement value compared to other beams in the group. The group-based report may include a reference signal received power (RSRP) for the representative beam and a differential RSRP for each additional beam in the beam group.Type: ApplicationFiled: November 2, 2017Publication date: February 20, 2020Applicant: IDAC Holdings, Inc.Inventors: Kyle Jung-Lin Pan, Fengjun Xi, Afshin Haghighat, Oghenekome Oteri, Chunxuan Ye, Frank La Sita, Robert L. Olesen, Moon-il Lee
-
Publication number: 20200059291Abstract: A wireless communication system includes a plurality of wireless stations. Each of at least two of the plurality of wireless stations includes, a first antenna transmitting a radio wave in a first frequency band, a second antenna transmitting a radio wave in a second frequency band lower in frequency than the first frequency band, a first transceiver transmitting and receiving a main signal in the first frequency band, and a second transceiver transmitting and receiving a control signal in the second frequency band. At least one of the at least two wireless stations includes, a variable beam antenna making a beam direction variable as the first antenna, a wide angle antenna having a radiation range equal to or wider than a variable range of the beam direction as the second antenna, and a controller controlling the beam direction of the variable beam antenna according to the control signal.Type: ApplicationFiled: December 18, 2017Publication date: February 20, 2020Applicant: Fujikura Ltd.Inventors: Kiyoshi Kobayashi, Ning Guan
-
Publication number: 20200059292Abstract: One embodiment of the present invention relates to a method by which a relay user equipment (UE) having a connection with a remote UE connects a network in a wireless communication system, the connection method transmitting a RRC connection setup complete message after receiving a relay request from the remote UE and then transmitting a random access preamble to a base station, wherein an establishment cause included in a RRC connection request is determined by considering whether the relay UE needs a connection request for traffic thereof and/or a priority between an establishment cause for a connection request, of the relay UE, for traffic thereof and an establishment cause set on the basis of the information provided by the remote UE.Type: ApplicationFiled: January 9, 2018Publication date: February 20, 2020Applicant: LG ELECTRONICS INC.Inventors: Laeyoung KIM, Jaehyun KIM, Sungduck CHUN
-
Publication number: 20200059293Abstract: Methods and systems are described for providing end-to-end beamforming. For example, end-to-end beamforming systems include end-to-end relays and ground networks to provide communications to user terminals located in user beam coverage areas. The ground segment can include geographically distributed access nodes and a central processing system. Return uplink signals, transmitted from the user terminals, have multipath induced by a plurality of receive/transmit signal paths in the end to end relay and are relayed to the ground network. The ground network, using beamformers, recovers user data streams transmitted by the user terminals from return downlink signals. The ground network, using beamformers generates forward uplink signals from appropriately weighted combinations of user data streams that, after relay by the end-end-end relay, produce forward downlink signals that combine to form user beams.Type: ApplicationFiled: August 2, 2018Publication date: February 20, 2020Applicant: ViaSat, Inc.Inventors: Kenneth V. Buer, Mark J. Miller, Christopher J. Cronin
-
Publication number: 20200059294Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for channel bonding in an adaptive coding and modulation mode. In some implementations, a system receives packets of a data stream for transmission in a satellite communications system. The system determines a modulation and coding arrangement for the received packets. The system generates code blocks that include data from the packets of the data stream. The system assigns the generated code blocks for transmission on different carriers. One or more of the different carriers is operated in an adaptive coding and modulation mode to support multiple modulation and coding arrangements within a single carrier. The system transmits the code blocks on the different carriers using the determined one or more modulation and coding arrangements.Type: ApplicationFiled: August 28, 2019Publication date: February 20, 2020Inventors: Liming Qin, Bala Subramaniam, Sri Bhat, Brandon Lasher
-
Publication number: 20200059295Abstract: The disclosure relates in some aspects to forbidden area procedures and connection release management for a user terminal (UT). Forbidden area-related procedures include, for example, using a special paging area code (PAC) in conjunction with a forbidden area, defining a location reporting threshold for a UT based on the proximity of the UT to a forbidden area, or using a default paging area code if a service restriction for a UT has ended. Connection release management includes, for example, a UT sending a request to cause the release of a Radio Connection that the UT no longer needs, or a UT sending a Location Indication (e.g., including a flag requesting release of a connection) to release the connection used for location reporting when a UT is done sending the location information and is going to go back to idle mode.Type: ApplicationFiled: June 29, 2017Publication date: February 20, 2020Inventors: Rajeev KUMAR, Kundan LUCKY, Rohit KAPOOR, Fatih ULUPINAR, Ravindra Manohar PATWARDHAN, Preeti Srinivas RAO
-
Publication number: 20200059296Abstract: A satellite communication system includes a communication terminal, and a ground station. The ground station is configured to communicate with the communication terminal through a satellite communication path between the ground station and the communication terminal via a satellite. The ground station includes a diversity switch, and an electronic controller. The diversity switch is configured to switch the satellite communication path from a first satellite communication path to a second satellite communication path different from the first satellite communication path. The electronic controller is configured to determine whether a predetermined switching condition is satisfied based on signal attenuations of the first and second satellite communication paths. The electronic controller is further configured to control the diversity switch to switch the satellite communication path upon elapsing a first predetermined time period after determining that the predetermined switching condition is satisfied.Type: ApplicationFiled: October 31, 2018Publication date: February 20, 2020Inventors: Murali REGUNATHAN, Satyajit ROY, Yezdi ANTIA
-
Publication number: 20200059297Abstract: A method is provided for interleaving frequency reuse plans of multiple satellites to form an aggregate frequency reuse cell plan. A first plurality of spot beams is generated by a first satellite for a first frequency reuse plan based on radio frequency (RF) spectrum bands. A second plurality of spot beams is generated by a second satellite for a second frequency reuse plan based on the RF spectrum bands. The first and second plurality of spot beams are interleaved to generate an aggregate frequency reuse cell plan. According to the aggregate frequency reuse plan, each of a first plurality of cells is covered by a combination of at least two of the plurality of spot beams of the first satellite, and each of a first plurality of cells is covered by a combination of at least two of the plurality of spot beams of the second satellite.Type: ApplicationFiled: October 15, 2019Publication date: February 20, 2020Inventors: Adrian MORRIS, Dave ROOS, Stan KAY
-
Publication number: 20200059298Abstract: A retail merchandising system includes a plurality of gondolas positioned in a retail space, a plurality of visible light communication (VLC) sources positioned in the retail space, and at least one VLC sensor disposed at a fixed location relative to each of the plurality of gondolas. The plurality of VLC sources and the at least one VLC sensor are configured to cooperatively identify a location of the gondolas in the retail space. With pre-stored planograms and the locations of the store gondolas, product locations can be readily determined. Additionally, the system can determine customer locations and communicate with customers and/or track customer activity.Type: ApplicationFiled: October 23, 2019Publication date: February 20, 2020Inventors: Christopher Olsen, Robert Gilman, Lew Price
-
Publication number: 20200059299Abstract: A method for operating a Distributed Antenna System (DAS) includes providing a plurality of Digital Remote Units (DRUs), each configured to send and receive wireless radio signals and providing a plurality of inter-connected Digital Access Units (DAUs), each configured to communicate with at least one of the plurality of DRUs via optical signals and each being coupled to at least one sector of a base station. The method also includes providing a plurality of sensors operable to detect activity at each of the plurality of DRUs, turning off a DRU downlink signal at one of the plurality of DRUs in response to an output from one of the plurality of sensors, and turning on a DRU downlink signal at another of the plurality of DRUs in response to an output from another of the plurality of sensors.Type: ApplicationFiled: March 21, 2019Publication date: February 20, 2020Applicant: Dali Systems Co. Ltd.Inventors: Shawn Patrick Stapleton, Sasa Trajkovic, Wolfgang Weber
-
Publication number: 20200059301Abstract: The present disclosure provides a pulse generation module, and an optical communication transmitter system and a non-linear equalizing method thereof, the pulse generation module includes: a mode detector that outputs a corresponding effective detection signal after detecting a preset mode, a controller that generates a corresponding selection signal according to a jump mode, and an equalizing pulse generator that generates a corresponding equalizing pulse signal according to the effective detection signal and the selection signal. A jump mode of each piece of data in a data stream is detected, and a corresponding equalizing pulse signal is generated based on the detected jump mode, to compensate for nonlinearity of a laser driving signal. Information about a rising edge and a falling edge is determined by detecting a jump mode of data, a balanced current is provided for a particular purpose, and nonlinearity of a laser is compensated by current output.Type: ApplicationFiled: July 4, 2019Publication date: February 20, 2020Applicant: PhotonIC Technologies (Shanghai) Co., Ltd.Inventors: Shang HU, Tingyu YAO, Rui BAI, Xuefeng CHEN, Pei JIANG
-
Publication number: 20200059302Abstract: An optical receiver includes: a first combiner configured to output first combined light by combining local light of first polarization and signal light of second polarization; a converter configured to convert the first combined light to a first electric signal; a converter configured to covert a component of the first combined light that has passed through a first polarizer to a second electric signal; a converter configured to convert a component of the first combined light that has passed through a wave plate and a polarizer to a third electric signal; a divider configured to output a fourth electric signal and a fifth electric signal by branching the first electric signal; subtractors configured to subtract the fourth electric signal from the second electric signal and the fifth electric signal from the third electric signal.Type: ApplicationFiled: October 24, 2019Publication date: February 20, 2020Inventor: Shota ISHIMURA
-
Publication number: 20200059303Abstract: When, in each of optical submarine relay apparatuses of the optical submarine cable system in which the optical submarine relay apparatus is arranged in each relay section of an optical submarine cable, a Laser Diode (LD) driving device for excitation (11) for outputting an excitation light to excite an optical amplifier is configured to include a plurality of LD driving circuits whose requiring currents are different from one another, which are, for example, a first LD driving circuit (111a) of a required current Ia and a second LD driving circuit (111b) of a required current (Ib) therein, a power feeding line for feeing power to the first LD driving circuit (111a) and a power feeding line for feeing power to the second LD driving circuit (111b) are configured to be connected in parallel to each other.Type: ApplicationFiled: March 9, 2018Publication date: February 20, 2020Applicant: NEC CorporationInventor: Shingo KAMEDA
-
Publication number: 20200059304Abstract: A communication system and method is described, including two or more transceivers at different locations, in which a region of the atmosphere at an altitude ranging from 150-350 KM is modified by applying an E-Field strength of 0.2V/m to create a High-Frequency Ionized Lines/High-Frequency Plasma Lines (HFIL/HFPL) region. The HFIL/HFPL region provides a means for incoming RF transmission signals to be isotropically repeated and received by transceivers at other distant locations within line-of-sight of the HFIL/HFPL region. Incoming RF transmissions into the HFIL/HFPL region may use radio frequencies ranging from 100 MHz-20 GHz. The system described offers a means for users to transmit data from one over-the-horizon location to another at distances up to 4800 km without wires or physical satellites.Type: ApplicationFiled: August 13, 2019Publication date: February 20, 2020Applicant: Fourth State Communications, LLCInventors: Levi E. Kunkel, John M. Edwards, II
-
Publication number: 20200059305Abstract: A telecommunications device includes an electronic memory to store at least a network address and a random number code, and a sound unit to transmit the network address and the random number code via ultrasonic sound waves. The telecommunications device also includes a network interface to communicate via a data network using the network address and a processor to establish a communication session with another device over the data network based upon receipt of a response from the other device via the data network, the response including at least the random number code. The telecommunications device does not establish the communication session with the other device if the random number code is missing from the response or if the random number code in the response does not match the random number code transmitted in the ultrasonic sound waves.Type: ApplicationFiled: October 28, 2019Publication date: February 20, 2020Inventors: Ragnvald Barth, Sverre Huseby, Dan Peder Eriksen, Bjornar Snoksrud
-
Publication number: 20200059306Abstract: Disclosed herein are a signal-multiplexing apparatus and method based on machine learning. The signal-multiplexing method based on machine learning, performed by a signal-multiplexing apparatus based on machine learning, including training a transmitted signal using a machine-learning technique, performing complex mapping to transmit the transmitted signal as multiple signals, receiving the multiple signals and regularizing the multiple signals based on a preset rule corresponding to the machine-learning technique, outputting an estimated value for the transmitted signal by training regularized multiple signals using the machine-learning technique, calculating a difference between the transmitted signal and the estimated value for the transmitted signal, and detecting the transmitted signal from an output value when the difference is less than or equal to a preset value.Type: ApplicationFiled: August 12, 2019Publication date: February 20, 2020Inventors: Myung-Sun BAEK, Joon-Young JUNG, Dong-Joon CHOI, Heung-Mook KIM
-
Publication number: 20200059307Abstract: A device for analyzing a radio frequency signal is described. The device comprises an analyzing module that is configured to analyze input data relating to a multicarrier radio frequency signal with at least two carrier frequencies. The multicarrier analyzing module is further configured to calculate at least one of an optimized intermediate frequency and an optimized local oscillator frequency based on the input data. In addition, a method of analyzing a radio frequency signal is described.Type: ApplicationFiled: August 20, 2018Publication date: February 20, 2020Applicant: Rohde & Schwarz GmbH & Co. KGInventors: Marcel Thraenhardt, Michael Kaltenbach, Georg Schnattinger
-
Publication number: 20200059308Abstract: A system and method provide an enhanced listening experience for a user and a radio receiver or other device that receives broadcast or streamed content having a plurality of program channels. The method and system buffer designated channels at the receiver and, when switching among channels, play back the buffered designated channels during reception from a selected point therein depending on the channel or other criteria. When switching to a different channel during reception, a user is able to hear content in a buffered program channel with music from the start of a song, for example, whereas content in a channel with news, talk radio, or live sports is played back from live reception, even though the content segments are transmitted a different start times relative to thier selected times for playback following a channel change. User controls allow navigation among buffered designated channels during reception.Type: ApplicationFiled: April 29, 2019Publication date: February 20, 2020Inventors: Stuart Anderson Cox, Paul D. Marko
-
Publication number: 20200059309Abstract: Provided is a system for targeted advertising including a broadcast transmission system, an advertisement service system, and a broadcast receiving device. The broadcast transmission system acquires information indicating whether target advertisement is performable by replacing the existing broadcasting advertisement from the advertisement service system and transmits broadcast signaling including a target advertisement chance information event through a broadcast network. The broadcast receiving device, upon receiving the target advertisement chance information event, acquires metadata regarding a target advertisement and target advertisement content from the advertisement service system and reproduces the target advertisement content by replacing the existing advertisement in a targeted advertisement section.Type: ApplicationFiled: August 12, 2019Publication date: February 20, 2020Applicant: DIGICAP CO., LTD.Inventor: Sungheun Oh
-
Publication number: 20200059310Abstract: A system, method and computer product for performing a time synchronization between first and second nodes includes the first node performing: generating a synchronization message, transmitting the synchronization message to the second node at a first time, taking a first timestamp in response to the synchronization message being transmitted and transmitting a timestamp message including the first timestamp to the second node at a second time; and the second node performing: receiving the synchronization message and the timestamp message from the first node, taking a second timestamp in response to the synchronization message being received, receiving the timestamp message from the first node, obtaining the first timestamp based on the received timestamp message, obtaining a timing offset between the first timestamp and the second timestamp and performing a time synchronization to the first node based on the timing offset.Type: ApplicationFiled: October 28, 2019Publication date: February 20, 2020Inventor: Caleb Garrett
-
Publication number: 20200059311Abstract: A system on a chip (SOC) is configured to support multiple time domains within a time-sensitive networking (TSN) environment. TSN extends Ethernet networks to support a deterministic and high-availability communication on Layer 2 (data link layer of open system interconnect “OSI” model) for time coordinated capabilities such as industrial automation and control applications. Processors in a system may have an application time domain separate from the communication time domain. In addition, each type time domain may also have multiple potential time masters to drive synchronization for fault tolerance. The SoC supports multiple time domains driven by different time masters and graceful time master switching. Timing masters may be switched at run-time in case of a failure in the system. Software drives the SoC to establish communication paths through a sync router to facilitate communication between time providers and time consumers. Multiple time sources are supported.Type: ApplicationFiled: August 27, 2019Publication date: February 20, 2020Inventors: Chunhua HU, Venkateswar Reddy KOWKUTLA, Eric HANSEN, Denis BEAUDOIN, Thomas Anton LEYRER
-
Publication number: 20200059312Abstract: A method and apparatus for transmitting or detecting primary synchronization signal. The receiver receives primary synchronization signal from a transmitter, and detects the sequence used in the received primary synchronization signal by using three root indexes. Here, the primary synchronization signal is generated by using a Zadoff-Chu sequence having one of the three root indexes. The three root indexes comprise a first index and a second index, and a sum of the first index and the second index corresponds to the length of the Zadoff-Chu sequence.Type: ApplicationFiled: October 24, 2019Publication date: February 20, 2020Inventors: Seung Hee Han, Min Seok Noh, Yeong Hyeon Kwon, Hyun Woo Lee, Dong Cheol Kim, Jin Sam Kwak
-
Publication number: 20200059313Abstract: A transmission device that transmits wavelength multiplexed light to a transmission line, the transmission device includes a first multiplexer configured to multiplex light of a wavelength of a first wavelength band and output first multiplexed light, a second multiplexer configured to multiplex the light of the wavelength of the first wavelength band and output second multiplexed light, a wavelength converter configured to convert the second multiplexed light into light of a wavelength of a second wavelength band different from the first wavelength band, and a third multiplexer configured to multiplex the second multiplexed light converted to the light of the wavelength of the second wavelength band and the first multiplexed light and output the wavelength multiplexed light.Type: ApplicationFiled: October 23, 2019Publication date: February 20, 2020Applicant: FUJITSU LIMITEDInventors: Tomoyuki Kato, Takeshi Hoshida, Tomoaki Takeyama
-
Publication number: 20200059314Abstract: A reconfigurable optical add/drop multiplexer includes N input ports, N output ports, M add ports and M drop ports. Each of the N input ports and each of the M add ports is respectively connected to one first polarizer. Each of the N output ports and each of the M drop ports is respectively connected to one second polarizer. A first end of the first polarizer is connected to a second end of the first polarizer, forming a loop including the first polarizer. A first end of the second polarizer is connected to a second end of the second polarizer, forming a loop including the second polarizer. An annular waveguide array is between a loop LIi and a loop LOj. A first polarizer included in the loop LIi is connected to an ith input port. A second polarizer included in the loop LOj is connected to a jth output port.Type: ApplicationFiled: October 25, 2019Publication date: February 20, 2020Inventors: Ruiqiang JI, Shengmeng FU, Yanbo LI, Lewei ZHANG, Li ZENG
-
Publication number: 20200059315Abstract: Systems and methods are implemented at an Optical Add/Drop Multiplexer (OADM) node using virtual sections to provide sectional control over an optical link over a foreign-controlled optical network. The systems and methods include obtaining and storing a first power spectral density snapshot of an optical link, from an optical spectrum monitor and when the optical link is in a non-fault condition; responsive to detection of a fault on channels traversing the optical link, obtaining a second power spectral density snapshot at a receiving end of the optical link; analyzing the first power spectral density snapshot and the second power spectral density snapshot; and determining the fault is on the optical link based on the analyzing.Type: ApplicationFiled: October 24, 2019Publication date: February 20, 2020Inventors: Choudhury A. Al Sayeed, Mark Hinds
-
Publication number: 20200059316Abstract: The present disclosure relates to transmitting transport blocks in subframes of a predefined length within a wireless communication system. A downlink control information including a resource grant comprising a predetermined modulation and a predetermined transport block size is received (user equipment is the transmitter) or generated (base station is the transmitter). Then transport block including channel coded data to be transmitted in a subframe with the predetermined modulation and the predetermined transport block size is generated. Sensing is performed in the subframes and based thereon, it is determined whether a partial subframe or a complete subframe is available for transmission of the generated transport block. Finally, the transport block is transmitted with a modified modulation different from the predetermined modulation if the partial rather than complete subframe is available.Type: ApplicationFiled: October 23, 2019Publication date: February 20, 2020Inventors: Michael Einhaus, Jan Ohlhorst, Alexander Golitschek Edler von Elbwart, Prateek Basu Mallick, Joachim Loehr
-
Publication number: 20200059317Abstract: Certain aspects of the present disclosure generally relate to techniques for selecting a base graph to be used for wireless communications. Selection can be based on a variety of factors. Abase graph can be used to derive a low-density parity-check (LDPC) code used for encoding a retransmission of an original transmission. An exemplary method generally includes selecting, based on a modulation and coding scheme (MCS) and a resource allocation (RA) for transmitting a codeword, a base graph (BG), from which to derive a low density parity check (LDPC) code for use in encoding data bits in the codeword (e.g.Type: ApplicationFiled: October 25, 2019Publication date: February 20, 2020Inventors: Shimman Arvind PATEL, Joseph Binamira SORIAGA, Gabi SARKIS, June NAMGOONG
-
Publication number: 20200059318Abstract: A programmable integrated circuit may be provided with a memory interface for communicating with an external memory over a serial communications path. To accommodate a variety of different memory interface protocols while satisfying low-latency performance criteria, part of the memory interface may be formed from programmable logic and part of the memory interface may be formed from hardwired circuitry. The programmable logic of the memory interface may be used to implement packet formation logic that creates packets that include empty fields for sequence number information, acknowledgement information, and cyclic redundancy check information. The hardwired circuitry of the memory interface may be used to insert a sequence number, an acknowledgement, and cyclic redundancy check information into the empty fields.Type: ApplicationFiled: October 25, 2019Publication date: February 20, 2020Inventor: Jeffrey Schulz
-
Publication number: 20200059319Abstract: The present technology relates to a transmission device and a transmission method, each of which enables to efficiently transfer time information. A physical-layer frame is generated on the basis of an FEC frame obtained from input data. A transmission device that transmits a physical-layer frame includes, in a top area of the physical-layer frame, time information indicating the time of a starting position of the top area, which enables to efficiently transfer the time information. The present technology can be applied to, for example, data transfer corresponding to a predetermined broadcasting method.Type: ApplicationFiled: April 24, 2018Publication date: February 20, 2020Inventor: KAZUYUKI TAKAHASHI
-
Publication number: 20200059320Abstract: Proposed are a transmission device and a method of operating the same for stopping (ending) data transmission even though a predetermined number of repetitions, that is, Repetition Level (RL) repetitions remain when a reception device succeeds in data decoding while data is transmitted through a repetitive data transmission operation.Type: ApplicationFiled: August 14, 2019Publication date: February 20, 2020Inventor: Kang Ho KIM
-
Publication number: 20200059321Abstract: A radio access node is configured for use in a cellular communication network. The radio access node in this regard is adapted to improve transmission of cell reference symbols by formatting a slot of a subframe with a high density of cell reference symbols (CRS). The high density may be achieved by allocating CRSs over at least three different OFDM symbol index numbers of the slot. The radio access node is further adapted to transmit the high CRS density DL subframe to one or more wireless devices. Alternatively, or in addition, the radio access node is adapted to format an OFDM transmission scheme DL subframe as a coverage enhanced (CE) DL subframe by repeating a control channel at least once in the CE DL subframe. The radio access node is further configured to transmit the CE DL subframe to one or more wireless devices. A wireless device operable for use with the radio access node is also disclosed and has similar coverage enhancement capabilities.Type: ApplicationFiled: November 22, 2017Publication date: February 20, 2020Inventors: Havish KOORAPATY, Jung-Fu CHENG, Amitav MUKHERJEE
-
Publication number: 20200059322Abstract: Apparatuses, methods, and systems are disclosed for ceasing transmission repetition. One apparatus includes a transmitter that transmits data to a base unit in a first transmission time interval (“TTI”). Here, the data is configured for transmission with a predetermined number of repetitions. The apparatus includes a receiver that receives a control signal from the base unit in a second TTI. The apparatus includes a processor that determines whether the control signal corresponds to the data and, in response to the control signal corresponding to the data, determines whether to cease at least one transmission repetition of the data before the number of repetitions reaches the predetermined number.Type: ApplicationFiled: March 31, 2017Publication date: February 20, 2020Inventors: Haipeng Lei, Chenxi Zhu
-
Publication number: 20200059323Abstract: Transmission of information in a wireless network is performed by allocating a channel from a transmitter to a receiver. The channel has at least one time slot with each time slot having a plurality of symbols. Each slot contains at least one reference symbol (RS). As information becomes available for transmission, it is classified as prioritized information (PI) and other information. One or more priority symbols are generated using the digital samples of the priority information. Other symbols are generated using the other data. Priority symbols are transmitted on the channel in a manner that separation of priority symbol(s) and a reference symbol does not exceed a time duration of one symbol. For example, Rank Indicator (RI) is transmitted using symbol k, ACKNAK is transmitted using symbol k+1; and the reference signal (RS) is transmitted using symbol k+2, wherein symbols k, k+1, and k+2 are consecutive in time. The other symbols are transmitted in available locations.Type: ApplicationFiled: October 28, 2019Publication date: February 20, 2020Inventors: Tarik Muharemovic, Zukang Shen, Pierre Bertrand, Eko N. Onggosanusi
-
Publication number: 20200059324Abstract: A transmitting node operating with a mobile communications system comprises transmitter circuitry configured to transmit signals representing protocol data units formed from one or more service data units via a wireless access interface of the mobile communications system to a receiving node of the mobile communications system according to an automatic repeat request process, receiver circuitry configured to receive signals from the receiving node via the wireless access interface, controller circuitry configured to control the transmitter circuitry to transmit the signals and to control the receiver circuitry to receive the signals, and a buffer configured to store data conveyed by or representing the protocol data units for transmission to the receiving node according to the automatic repeat request process, wherein each of the protocol data units has a sequence number defining their position in a predetermined order.Type: ApplicationFiled: October 31, 2017Publication date: February 20, 2020Applicant: Sony CorporationInventors: Brian Alexander Martin, Vivek Sharma
-
Publication number: 20200059325Abstract: A base station device includes: a storage that stores a group indicating unit data subject to retransmission out of predetermined number of unit data included in transmission data to be transmitted to a terminal device, and identification information to identify the group, in an associated manner; a receiver that receives, from the terminal device, identification information corresponding to transmission data transmitted to the terminal device; a communication controller that refers to the storage based on the received identification information, and that determines retransmission of unit data included in a group corresponding to the received identification information out of the transmission data; and a transmitter that transmits unit data included in the group determined to be retransmitted by the communication controller, to the terminal device.Type: ApplicationFiled: October 23, 2019Publication date: February 20, 2020Applicant: FUJITSU LIMITEDInventor: Jianming Wu
-
Publication number: 20200059326Abstract: The invention relates to a method for transmitting redundancy data in an hybrid broadband/broadcast network system comprising a broadcast network dedicated to transmission of broadcast services and a broadband network dedicated to transmission of at least unicast services, the method being carried out in at least one network entity and comprising the following steps: —selecting (42) a transmission mode for transmitting redundancy data among a plurality of transmission modes supported by the broadband network; —obtaining (43) redundancy data, said redundancy data comprising information for decoding broadcast services broadcasted by the broadcast network; —transmitting (44), via at least one node of the broadband network, the obtained redundancy data according to the selected transmission mode.Type: ApplicationFiled: February 14, 2018Publication date: February 20, 2020Inventors: Stefan Ilsen, Frieder Juretzek, Lucca Richter, Daniel Rother, Fabian Schrieber
-
Publication number: 20200059327Abstract: Methods and apparatuses are described herein for providing a single-bit hybrid automatic repeat request (HARQ) feed-back and a multi-bit HARQ feedback in a wireless transmit/receive unit (WTRU). For example, a WTRU may receive, via a physical downlink control channel (PDCCH), downlink control information (DCI). The DCI may include a field that indicates a code block group (CBG) based retransmission for at least one transport block (TB). On a condition that the DCI does not include the field, the WTRU may transmit, via a physical uplink control channel (PUCCH), a single-bit HARQ feedback for a TB-based retransmission. On a condition that the DCI includes the field, the WTRU may transmit, via the PUCCH, the multi-bit HARQ feedback for the CBG-based retransmission. The WTRU may be configured to provide the single-bit HARQ feedback for the TB-based retransmission and a multi-bit HARQ feedback for the CBG-based retransmission.Type: ApplicationFiled: May 2, 2018Publication date: February 20, 2020Applicant: IDAC HOLDINGS, INC.Inventors: Ananth Kini, Seyed Mohsen Hosseinian
-
Publication number: 20200059328Abstract: Methods and apparatus are provided for a base station to transmit and for a User Equipment (UE) to receive repetitions of an enhanced physical downlink control channel (EPDCCH). Time and frequency resources for EPDCCH repetitions are defined together with restrictions in time resources to provide UE power savings. Time and frequency resources are also defined for repetitions of a physical downlink shared channel (PDSCH) transmission and for repetitions of a physical uplink shared channel (PUSCH) transmission. Methods and apparatus are also provided for the UE to transmit and for the base station to receive acknowledgement information in repetitions of a physical uplink shared channel (PUCCH).Type: ApplicationFiled: October 23, 2019Publication date: February 20, 2020Inventors: Ying Li, Aris Papasakellariou
-
Publication number: 20200059329Abstract: This application provides a data processing method and a data processing apparatus. The data processing method includes: determining C code blocks, where C is a positive integer; and dividing the C code blocks into K code block groups, where an absolute value ?C of a difference between quantities of code blocks included in any two of the K code block groups is less than or equal to a first threshold, and K is a positive integer. The data processing method and the data processing apparatus provided in this application help lower a bit error rate.Type: ApplicationFiled: October 28, 2019Publication date: February 20, 2020Inventors: Liang MA, Chen ZHENG, Xiaojian LIU, Yuejun WEI
-
Publication number: 20200059330Abstract: The present disclosure relates to an infrastructure equipment forming part of a wireless telecommunications system. The infrastructure equipment includes transmitter circuitry for transmitting signals representing data via a wireless access interface of the wireless telecommunications system to a communications device, receiver circuitry for receiving signals representing data via the wireless access interface from the communications device, and controller circuitry configured to control the transmitter circuitry and the receiver circuitry to transmit and receive signals via the wireless access interface in accordance with a time divided structure in which the wireless access interface is divided into a plurality of repeating time units.Type: ApplicationFiled: October 3, 2017Publication date: February 20, 2020Applicant: Sony CorporationInventors: Shin Horng Wong, Martin Warwick Beale
-
Publication number: 20200059331Abstract: Infrastructure equipment for use in a telecommunications system, the infrastructure equipment comprising: transceiver circuitry and control circuitry, transceiver circuitry, under control of the control circuitry, is configured to: transmit first data to a first mobile device and second data to a second mobile device, wherein the transmission period of the second data is shorter than the transmission period of the first data and the second data is transmitted after the start of the first data, and uses transmission resources allocated to, the first data; and transmit to the first mobile device, indication data that contains information identifying the resources allocated to the second data, wherein the granularity of the resources is determined in accordance with the first data.Type: ApplicationFiled: May 2, 2018Publication date: February 20, 2020Applicant: Sony CorporationInventors: Shin Horng WONG, Martin Warwick BEALE, Samuel Asangbeng ATUNGSIRI
-
Publication number: 20200059332Abstract: A terminal in communication with a base station is disclosed including a transmitter that transmits uplink control information using an uplink control channel, and a processor that independently controls, based on information transmitted from the base station, application of intra-slot frequency hopping for the uplink control channel, and application of inter-slot frequency hopping for the uplink control channel. In other aspects, a base station in communication with a terminal and a radio communication method for a terminal in communication with a base station are also disclosed.Type: ApplicationFiled: May 2, 2017Publication date: February 20, 2020Applicant: NTT DOCOMO, INC.Inventors: Kazuki Takeda, Satoshi Nagata, Lihui Wang, Xiaolin Hou
-
Publication number: 20200059333Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a master node (MN) may receive an acknowledgment message from a secondary node (SN). The MN and the SN may provide dual connectivity with a core network for a user equipment. The MN may provide an address indication message to the SN. The address indication message may include MN downlink transport network layer (TNL) information for an SN terminated data radio bearer (DRB) that requires master cell group (MCG) resources. The address indication message may be provided in a first message that immediately follows the acknowledgment message. In some aspects, the SN may receive the address indication message, and may forward, based at least in part on the MN downlink TNL information, downlink data for the SN terminated DRB that requires MCG resources. Numerous other aspects are provided.Type: ApplicationFiled: August 19, 2019Publication date: February 20, 2020Inventors: Karthika PALADUGU, Xipeng ZHU, Gavin Bernard HORN, Luis Fernando Brisson LOPES
-
Publication number: 20200059334Abstract: Embodiments of this application disclose a parameter configuration method and apparatus, relate to the field of communications technologies, and specifically provide a method and an apparatus for setting a resource unit bundling size, to help improve accuracy of a channel estimation result. The method may include: generating parameter configuration signaling, and sending the parameter configuration signaling. The parameter configuration signaling is used to indicate the resource unit bundling size. The resource unit bundling size may be applied to at least two inconsecutive time-frequency resources in frequency domain, and each time-frequency resource includes at least one consecutive resource unit in frequency domain; or may be applied to at least two inconsecutive time-frequency resources in time domain, and each time-frequency resource includes at least one consecutive resource unit in time domain.Type: ApplicationFiled: October 28, 2019Publication date: February 20, 2020Inventors: Yong LIU, Xiaoyan BI, Leiming ZHANG
-
Publication number: 20200059335Abstract: The present disclosure relates to sending methods and apparatus. One example method includes receiving first indication information for uplink data transmission, where the first indication information indicates a frequency resource for the uplink data transmission, and the frequency resource includes N subcarriers, and sending an uplink reference signal associated with the uplink data transmission, where a length of a sequence of the uplink reference signal is M, a roll-off factor of a filter for the uplink data transmission is not greater than 2 ? ? M N - 1 , and N/2?M<N.Type: ApplicationFiled: October 24, 2019Publication date: February 20, 2020Inventors: Yuanzhou HU, Mengying DING, Pengpeng DONG, Zongjie WANG
-
Publication number: 20200059336Abstract: An apparatus and method for processing positioning reference signal are disclosed. A method may include receiving, by a narrow-band (NB) user equipment (UE), positioning reference signal (PRS) configuration information, determining, by the NB UE, narrowband PRS (NB PRS) configuration information for the NB UE, the NB PRS configuration information comprising information of an NB PRS reference cell that generates an NB PRS for the NB UE, determining, by the NB UE, PRS configuration information for a UE, the UE being assigned to use a frequency band unavailable for the NB UE, and the PRS configuration information comprising information of a PRS reference cell that generates a PRS for the UE, generating, based on the NB PRS configuration information and the PRS configuration information, a reference signal time difference (RSTD) measurement, and transmitting, by the NB UE, the RSTD measurement.Type: ApplicationFiled: October 25, 2019Publication date: February 20, 2020Inventors: Dong Hyun PARK, Sung Jun YOON
-
Publication number: 20200059337Abstract: A base station apparatus includes a downlink reference signal generation unit configured to generate a first demodulation reference signal and a second demodulation reference signal that are reference signals used to demodulate a data signal, and a radio transmitting unit configured to transmit the first demodulation reference signal, the second demodulation reference signal, and control information to the terminal apparatus. The control information includes parameters regarding the first demodulation reference signal and parameters regarding the second demodulation reference signal. The parameters regarding the first demodulation reference signal include an antenna port number. The parameters regarding the second demodulation reference signal include an antenna port number, and a time domain density or a frequency domain density with which demodulation reference signals are mapped into a slot. The first demodulation reference signal is mapped before the second demodulation reference signal in the slot.Type: ApplicationFiled: November 2, 2017Publication date: February 20, 2020Applicants: Sharp Kabushiki Kaisha, FG Innovation Company LimitedInventors: Ryota YAMADA, Hiromichi TOMEBA
-
Publication number: 20200059338Abstract: Methods, systems, and devices providing for media access control (MAC) control element (CE) configuration and triggering of sounding reference signal (SRS) are described. For example, a MAC packet data unit (PDU) may include MAC CEs and may indicate (e.g., via one or more bits in fields included in the MAC PDU, such as a MAC subheader) that one or more MAC CEs include one or more SRS configuration parameters. Such SRS configuration parameters may be used by a wireless device to determine an SRS configuration, or to update or reconfigure SRS configuration parameters of an existing or previously defined SRS configuration. In some cases, downlink control information (DCI) may be coupled to a MAC CE, such that the coupled DCI may provide additional SRS configuration parameters to be used in conjunction with SRS parameters indicated by the MAC CE. In such cases, the MAC PDU may indicate a coupling configuration.Type: ApplicationFiled: July 24, 2019Publication date: February 20, 2020Inventors: Vinay Joseph, Rajat Prakash, Mostafa Khoshnevisan
-
Publication number: 20200059339Abstract: Various embodiments disclosed herein provide for efficient configuration of demodulation reference signals in beamformed wireless communications systems. In an embodiment, the transmitter can signal the location of demodulation reference signals (DMRS) by including an indicator bit in downlink control information indicating which DMRS scheme is used in the transmission. A first DMRS scheme can let the user equipment (UE) device know that the DMRS position for the PDSCH carrying the RMSI is as signaled on the master information block (MIB)—referred to as PDSCH Mapping Type A. A second DMRS scheme can let the UE device know that the DMRS position for the PDSCH carrying the RMSI is the first orthogonal frequency division multiplexing (OFDM) symbol of said PDSCH allocation—referred to as PDSCH mapping type B).Type: ApplicationFiled: October 28, 2019Publication date: February 20, 2020Inventors: Ralf Bendlin, Thomas Novlan, Xiaoyi Wang, Arunabha Ghosh
-
Publication number: 20200059340Abstract: The present disclosure provides a method for obtaining supplementary system information, and a corresponding user equipment and a base station. A method in the user equipment according to the present invention comprises: sending a leader sequence to a base station to request supplementary system information; and receiving a reply message from the base station in response to sending of the leader sequence.Type: ApplicationFiled: November 2, 2017Publication date: February 20, 2020Inventors: FANGYING XIAO, SHOHEI YAMADA, RENMAO LIU