Abstract: Systems, methods, and apparatus for an electromagnetic (EM) panel are disclosed. In one or more embodiments, a disclosed electromagnetic (EM) panel comprises an outer skin, an inner skin, a core disposed between the outer skin and the inner skin, and at least one receiver to receive at least one first signal. In at least one embodiment, at least one receiver is disposed within an opening on the outer skin of the EM panel. At least one receiver is an optical sensor(s) and/or a radio frequency (RF) antenna(s). In one or more embodiments, the EM panel further comprises at least one transmitter to transmit at least one second signal. In at least one embodiment, at least one transmitter is disposed within an opening on the outer skin of the EM panel. At least one transmitter is a laser(s) and/or a RF antenna(s).

Abstract: Devices implementing light communications use waveguides to efficiently collect wavelength-specific light used for the light communications and propagate that collected light to a sensor. More particularly, light comprising a plurality of wavelengths and collected from one or more entrances propagates along a TIR waveguide until disrupted by a diffusive element, which effectively directs the propagating light to one or more sensors. Each sensor detects a subset of the plurality of wavelengths. In so doing, the solution presented herein increases the amount of light available for the light communications and/or reduces the number of sensors needed for the light communications, e.g., by providing light collected from multiple different locations to a single sensor. The waveguide solution presented herein may be implemented inside a device and/or along an exterior surface, e.g., housing or casing, of a device.

Abstract: The present disclosure discloses a visible light communication apparatus, a lock device, and a visible light communication method. The visible light communication method includes: transmitting, by at least two transmitting devices, visible light carrying respective corresponding information; and sending, by a receiving device, an instruction for correct matching upon determining, according to received superposed visible light, that the superposed visible light meets a preset condition; where the corresponding information includes at least one of a frequency, luminance, and a color of the visible light transmitted by the transmitting devices and a relative position of the transmitting devices to the receiving device. The method can improve security of visible light communication.

Abstract: This disclosure describes digitally generating sub-carriers (SCs) to provide isolation and dynamic allocation of bandwidth between uplink and downlink traffic between transceivers that are communicatively coupled via a bidirectional link including one or more segments of optical fiber. Separate uplink and downlink communication channels may be created using digitally generated SCs and using the same transmitter laser. In some implementations, one or more of the nodes include a transceiver having at least one laser and one digital signal processing (DSP) operable for digitally generating at least two SCs and detecting at least two SCs. The transceiver can transmit selected SCs, and can receive other SCs. Accordingly, the transceiver can facilitate bidirectional communication, for example, over a single optical fiber link. In some instances, techniques can facilitate dynamic bandwidth assignment by facilitating adding or blocking of optical subcarriers from transmission in an uplink or downlink direction.

Abstract: This disclosure describes digitally generating sub-carriers (SCs) to provide isolation and dynamic allocation of bandwidth between uplink and downlink traffic between transceivers that are communicatively coupled via a bidirectional link including one or more segments of optical fiber. Separate uplink and downlink communication channels may be created using digitally generated SCs and using the same transmitter laser. In some implementations, one or more of the nodes include a transceiver having at least one laser and one digital signal processing (DSP) operable for digitally generating at least two SCs and detecting at least two SCs. The transceiver can transmit selected SCs, and can receive other SCs. Accordingly, the transceiver can facilitate bidirectional communication, for example, over a single optical fiber link. In some instances, techniques can facilitate dynamic bandwidth assignment by facilitating adding or blocking of optical subcarriers from transmission in an uplink or downlink direction.

Abstract: A pulsed light communication device has a plurality of indicator light emitting diodes emitting diodes emitting at least one of a plurality of wavelengths of colored light to correspond to a designated color assigned to a security level for a network. A continuous uninterrupted modulated pulsed light emitting diode light signal may be generated having a sensitivity threshold detection level exceeding minimal parameters of a photodetector.

Abstract: An optical system and method for seeding an optical transmitter includes a first optical transmitter comprising a first reflective optical amplifier and a second optical transmitter comprising a second reflective optical amplifier. The second optical transmitter is optically coupled to the first optical transmitter. The optical system also includes an optical cavity for seeding the first reflective optical amplifier with a first optical seed signal. The optical cavity is formed between the first reflective optical amplifier of the first optical transmitter and the second reflective optical amplifier of the second optical transmitter. The first reflective optical amplifier is configured to transmit a first optical signal to the second reflective optical amplifier and the second reflective optical amplifier is configured to provide the first optical seed signal by reflecting a portion of the first optical signal back to the first reflective optical amplifier.

Abstract: The present invention provides an optical transmission device, a transmission system, and a control method for a transmission system which make it possible to adjust the wavelength band of dummy light according to the wavelength band of an added main signal. This optical transmission device comprises: an output branching unit which multiplexes and outputs an added main signal and dummy light; a wavelength adjustment unit which adjusts the wavelength band of the dummy light; a signal detection unit to which an optical signal outputted by the output branching unit is inputted, and which detects the wavelength band of the added main signal and outputs a detection result; and a control unit which controls the wavelength adjustment unit according to the detection result from the signal detection unit.

Abstract: A spread spectrum receiving method receives a spread spectrum signal. An optical signal frequency comb is generated. Modes of the optical signal frequency comb are modulated with a received spread spectrum signal. An optical local oscillator comb is generated that is mutually coherent with the signal frequency comb. A code word is applied to the local oscillator comb. The combs are combined and the received spread spectrum signal is detected from the combined combs.

Abstract: Quantum channel routing utilizing a quantum channel measurement service is disclosed. A quantum channel router that is communicatively coupled to a plurality of quantum channels receives a message from a sender that is directed to a receiver. Each quantum channel is configured to convey a quantum message from a sender to a receiver. The quantum channel router identifies a quantum channel to which the receiver listens. The quantum channel router determines a message size of the message. It is determined that transmission of the message would exceed a maximum channel capacity of the quantum channel at a current point in time, and in response, the quantum channel router does not transmit the first message onto the first quantum channel at the current point in time.

Abstract: The disclosure relates to detection and control of remote interference due to an atmospheric ducting phenomenon. More specifically, a method of a first base station, according to one embodiment of the disclosure, for controlling interference due to atmospheric ducting in a wireless communication system includes: receiving a sequence from at least one second base station; identifying the at least one second base station corresponding to the sequence; estimating a channel for the at least one identified second base station, based on the sequence; and controlling a beam in a direction corresponding to the at least one identified second base station, based on a result of the channel estimation.

Abstract: System and method for testing a wireless signal transceiver device under test (DUT) via a wireless signal path using one or more electromagnetic lenses to provide one or more focused electromagnetic test signals to a quiet zone region enveloping at least a portion of the DUT.

Abstract: A device comprising: a radio frequency (RF) coupler comprising input, output, and coupled ports; an antenna capable of receiving RF signals having a first characteristic and transmitting RF signals having a second characteristic, the antenna connected to the RF coupler to provide received RF signals to the input port of the RF coupler and transmit RF signals received at the input port via coupling to signals received at the coupled port; and signal transformation circuitry having an input connected to the output port of the RF coupler to receive RF signals provided by the antenna to the input port and an output connected to the coupled port, the signal transformation circuitry configured to transform first RF signals having the first characteristic received from the output port to second RF signals having the second characteristic and to provide them to the coupled port.

Abstract: The present invention includes: a receiver configured to receive a physical downlink control channel for conveying downlink control information including a first information field; and a transmitter configured to report channel state information (CSI), wherein the first information field indicates first information, the first information indicates one of multiple states, each of the multiple states is configured for a serving cell, and is associated with: one or more CSI report configurations; one or more reference signal configurations for CSI measurement; and a bandwidth part (BWP) index for the serving cell, and in a case that CSI reports of BWPs in a plurality of the serving cells are triggered, a CSI report of the CSI reports for only a BWP indicated by the BWP index that is activated is transmitted.

Abstract: Noise in a communication channel is estimated by, in the absence of transmitted information packets, obtaining a plurality of sets of signal samples, and estimating noise power levels associated with the sets of signal samples and allotted to respective noise power classes. In the presence of at least one transmitted information packet, an information packet power level is estimated. A set of signal-to-noise ratios computed between the information packet power level and the noise power levels in the respective noise power classes are compared against a signal-to-noise threshold and partitioned into a first subset and a second subset of signal-to-noise ratios failing to exceed/exceeding, respectively, the threshold. One or more resulting impulsive noise parameters are computed as a function of impulsive noise parameters indicative of noise power levels in the signal-to-noise ratios in the first subset while disregarding impulsive noise parameters indicative of noise power levels in the second subset.

Abstract: A mobile radio testing device for protocol testing of a device under test is provided. The mobile radio testing device comprises a downlink path and an uplink path, wherein the uplink path comprises at least a first analysis mode and a second analysis mode. In this context, the mobile radio testing device includes a demodulation processing unit for analyzing signals from the device under test in the first analysis mode. In addition, the second analysis mode analyzes signals from the device under test without using the demodulation processing unit.

Abstract: A broadcast signal transmission method includes encoding service data of a service and service layer signaling information that are delivered over a Real-Time Object Delivery over Unidirectional Transport (ROUTE) session, wherein the service layer signaling information includes Layered Coding Transport (LCT) channel information and Media Presentation Description (MPD) information for the service; encoding signaling information for one or more services including the service, wherein the signaling information includes one or more service element entries corresponding to the one or more services, wherein a service element entry corresponding to the service includes service information related to the service, and wherein the service information includes service identification information for identifying the service, first version information for indicating a change of the service information, channel information of the service and address information of the ROUTE session; and transmitting the encoded service data

Abstract: A wireless communication method of a wireless device is provided, wherein the wireless communication method comprises the steps of: building links with a plurality of electronic devices, respectively; and simultaneously using a time division multiplex mode and a frequency division multiplex mode to communicate with the plurality of electronic devices.

Abstract: A spectrum management system includes circuitry that obtains interference information from another spectrum management system, where the interference information indicates interference with communication of a communication system managed by the other spectrum management system. The interference is caused by at least one secondary communication system managed by the spectrum management system. The circuitry also modifies a communication characteristic of the at least one secondary communication system based on the interference information.

Abstract: A small cell interference coordination method and wireless communication device. The method includes: obtaining mobile information of at least one of the small cells; determining relative movement between the small cells according to at least the movement information; estimating a Doppler frequency shift of a signal between small cells according to the relative movement; and implementing an interference alignment policy between small cells according to the estimated Doppler frequency shift.

Abstract: Disclosed are methods, apparatus and systems for cell information acquisition and reporting. One method includes receiving a request for configuration information and a synchronization block, determining that the synchronization block is not associated with the configuration information, and transmitting a failure indication in response to the request. Another method includes receiving a request for configuration information and a first synchronization block, determining that the first synchronization block is not associated with the configuration information, and the first synchronization block comprises information related to a second synchronization block that is associated with the configuration information, and determining whether a radio frequency retuning operation can be performed in order to obtain the configuration information.

Abstract: A redundancy system for a distributed antenna system is provided. The system includes a first communication link, a second communication link, a first communication node and a second communication node. The first communication link traverses first path. The second communication link traverses a second path. The second path is spatially separated from the first path. The first communication node is communicatively coupled to transmit the same signal through both the first communication link and the second communication link. The second communication node has a receiver system that is communicatively coupled to receive the signals transmitted through the first and second communication links. The receiver system is configured to synchronize delay and phase differences between the received signals and then combine the signals together to generate a single output.

Abstract: In one embodiment, a first group of splitters receives a group of signals from a group of transmitters. Each splitter in the first group of splitters splits a signal into a plurality of signals that are sent to a plurality of multiplexers. A multiplexer in the plurality of multiplexers receives one of the plurality of signals from each splitter in the group of splitters and multiplexes the received one of the plurality of signals into a multiplexed signal. The multiplexer sends the multiplexed signal through a single connection in which upstream signals are sent to a group of nodes and downstream signals are received from the group of nodes. A de-multiplexer de-multiplexes the multiplexed signal into the group of signals and sends the group of signals to the group of nodes via a second group of splitters that are connected to the group of nodes.

Abstract: Apparatuses that provide for secure wireless communications between wireless devices under cover of one or more jamming signals. Each such apparatus includes at least one data antenna and at least one jamming antenna. During secure-communications operations, the apparatus transmits a data signal containing desired data via the at least one data antenna while also at least partially simultaneously transmitting a jamming signal via the at least one jamming antenna. When a target antenna of a target device is in close proximity to the data antenna and is closer to the data antenna than to the jamming antenna, the target device can successfully receive the desired data contained in the data signal because the data signal is sufficiently stronger than the jamming signal within a finite secure-communications envelope due to the Inverse Square Law of signal propagation. Various related methods and machine-executable instructions are also disclosed.

Abstract: A method of controlling a communication device including a communication interface that communicates with a wireless terminal includes successively selecting one transmission scheme included in a plurality of transmission schemes according to schedule information and using the selected one transmission scheme for a trial of communications with the wireless terminal via a communication interface in a first period; determining which transmission scheme of the plurality of transmission schemes has succeeded in communicating with the wireless terminal in the first period; and adjusting the schedule information so that a trial of communications using a transmission scheme determined as having succeeded in communicating with the wireless terminal is started earlier in a second period subsequent to the first period than in the first period.

Abstract: A method of communication includes receiving configuration data at a first device from a configuration server, the configuration data indicating a first packet loss rate threshold associated with a first codec configuration. The method includes determining a packet loss rate at the first device, the packet loss rate associated with one or more first packets received at the first device via a network from a second device. The method includes, based on determining that a decoder of the first device has the first codec configuration and that the packet loss rate satisfies the first packet loss rate threshold, sending, to the second device, a request to change a codec configuration of the second device. The method also includes receiving a second packet at the first device via the network from the second device, the second packet encoded based on a second codec configuration.

Abstract: The present disclosure discloses a method and a device in communication nodes used for wireless communications. A communication node receives first information; transmits a first radio signal; monitors a first-type signaling in a first time window; herein, an end time for a transmission of the first radio signal is used for determining a start of the first time window, a time-domain resource occupied by the first radio signal is used for determining a first characteristic identity; the first characteristic identity is one of M characteristic identities, the M is a positive integer greater than 1, and the first information is used for determining the M characteristic identities; the first-type signaling carries one of the M characteristic identities, the communication node determines a characteristic identity carried by the first-type signaling out of the M characteristic identities through blind detection. The present disclosure helps improve random access performance.

Abstract: The invention provides a soluble honokiol derivative (such as a water soluble honokiol derivative) and its application in antagonizing glycoprotein VI receptor and providing antioxidant and neuroprotective effects.

Abstract: Methods, systems, and devices for wireless communications are described. In some systems, wireless devices may encode and decode transmissions using polar codes. A transmitting device may encode a payload based on a selected payload size. For example, the transmitting device may construct a bit vector including payload bits, parity bits, frozen bits, or some combination of in these, and may modify the bits or the order of the bits based on the selected payload size. The device may generate a polar-encoded codeword based on this bit vector, and may transmit the polar-encoded codeword to a receiving device. The receiving device may blind decode the polar-encoded codeword, and may determine the correct payload size based on the decoded bit vector. For example, the device may perform decoding or may check decoded bits based on a payload size hypothesis, where the decoding may fail for any incorrect payload size hypothesis.

Abstract: Systems and methods are described herein that allow information carrying bits of a transmission block to be placed at higher-reliability positions prior to transmission. An exemplary method includes generating a set of payload bits to be encoded for transmission, wherein the set of payload bits includes at least one known bit, interleaving the set of payload bits to generate an interleaved set of payload bits, wherein the interleaved set includes the at least one known bit in a predetermined position in the interleaved set, providing the interleaved set to a cyclic redundancy check (CRC) encoder to generate CRC-interleaved set of payload bits, wherein the CRC-interleaved set includes the at least one known bit in a predetermined position within the CRC-interleaved set, and encoding the CRC-interleaved set for transmission to a wireless device. Associated network nodes and wireless devices are included.

Abstract: The disclosure relates to a communication scheme and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with technology for the Internet of Things (IoT). The disclosure may be applied to intelligent services based on 5G communication technology and IoT-related technology (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, smart retail, and security- and safety-related services). The method and apparatus for data repetition transmission for cooperative network communication.

Abstract: A method for transmitting data includes: a terminal device obtains transmission control information of each network device among at least one network device, the transmission control information of each network device being used to indicate the state of a data duplication and transmission function configured by the corresponding network device for a first data radio bearer (DRB), the state being an active state or an inactive state; the terminal device updates a control variable according to the transmission control information of each network device, the control variable being used to maintain the states of the data duplication and transmission function configured by a plurality of network devices for the first DRB, the plurality of network devices including the at least one network device; and the terminal device controls the data duplication and transmission function of the first DRB according to the updated control variable.

Abstract: A terminal apparatus is configured to: receive a transport block in a primary cell in a subframe i; in a case that HARQ-ACK and a positive scheduling request are transmitted, select a third transmission method in a case that a subframe j in a secondary cell does not correspond to any of first prescribed subframes, and select a fourth transmission method in a case that the subframe j corresponds to any of the first prescribed subframes; and transmit the HARQ-ACK in a PUCCH resource for a scheduling request, wherein the subframe j is given based on at least (I) whether or not a first parameter for the primary cell is configured, (II) whether or not a first parameter for the secondary cell is configured, and (III) a search space in which a PDCCH for scheduling the transport block is transmitted.

Abstract: Embodiments herein relate to a method implemented by a wireless communication device. The wireless communication device transmits data to a radio node of a wireless communication network. The wireless communication device monitors for a positive acknowledgement or a negative acknowledgement of the data from the radio node. The wireless communication device retransmits the data to the radio node when said monitoring indicates reception of a negative acknowledgement of the data. The wireless communication device refrains from retransmitting the data to the radio node when said monitoring indicates reception of a positive acknowledgement of the data. The wireless communication device also refrains from retransmitting the data to the radio node when said monitoring indicates neither reception of a positive acknowledgement of the data nor reception of a negative acknowledgement of the data.

Abstract: A method for a wireless device operating in a wireless communication system includes receiving configuration information for configuring a non-Physical Uplink Control Channel (PUCCH) cell; and transmitting a Hybrid Automatic Repeat request (HARQ) feedback of the non-PUCCH cell on a special cell (SpCell) or a PUCCH cell other than SpCell, according to indication information. Further, when the indication information is not received with the configuration information, the HARQ feedback is transmitted on the SpCell, and when the indication information is received with the configuration information, the HARQ feedback is transmitted on the PUCCH cell.

Abstract: Embodiments of this application provide a communication method and a device, and relate to the field of communication technologies. An example solution is as follows: determining, by a communications device, a quantity of physical downlink shared channels PDSCHs based on a value set of K1 and a time domain resource allocation table; determining, by the communications device, a quantity of physical downlink control channels (PDCCHs) based on the value set of K1, a value of K0 in the time domain resource allocation table, a PDCCH period, a PDCCH monitor offset, and a PDCCH monitor pattern; and determining, by the communications device, a HARQ codebook based on the quantity of PDSCHs and the quantity of PDCCHs.

Abstract: According to one embodiment of the present invention, a method by which a terminal configured to have two or more processing times transmits a hybrid automatic repeat request-acknowledgment (HARQ-ACK) in a wireless communication system comprises the steps of: receiving, from a base station, a downlink control channel for indicating a downlink data channel, and the downlink data channel in one or more downlink subframes; and transmitting, to the base station, HARQ-ACK information on the downlink data channel in an uplink subframe corresponding to the one or more downlink subframes, wherein the HARQ-ACK information transmitted in the uplink subframe includes HARQ-ACK information on a downlink data channel in accordance with only one processing time among the two or more processing times, and cannot include HARQ-ACK information on a downlink data channel in accordance with the rest processing times.

Abstract: Aspects of the present disclosure relates to a method, device, and system for transmitting data. The method can include receiving a transport block (TB) transmitted by a transmitting terminal, the TB comprising a plurality of code blocks (CBs), and determining an erroneous CB in the TB, and determining, according to a preset affiliation between CBs and code block groups (CBGs), whether each CBG includes an erroneous CB, any CB corresponding to m CBGs in the affiliation, and m being a preset positive integer. The method can further include, for each CBG, if the CBG includes an erroneous CB, determining that feedback information corresponding to the CBG is a negative acknowledgement (NACK), and if the CBG does not comprise an erroneous CB, determining that the feedback information corresponding to the CBG is a positive acknowledgement (ACK), and transmitting the feedback information corresponding to each CBG to the transmitting terminal.

Abstract: Embodiments relate to a controller operable to transmit digital data messages to a receiver via a communication link having at least a first and a second transmission path, the controller comprising a first signal terminal the first transmission path and a second signal terminal for the second transmission path. The first signal terminal is operable to digitally transmit a first message to the receiver according to a first transmission technique and the second signal terminal is being operable to digitally transmit a second message to the receiver according to a second, different transmission technique.

Abstract: A method of operating a radio transmitter configured to transmit at least one sequence of logic values by transmitting transmission signals selected in a constellation diagram having a certain cardinality comprises selecting said transmission signals out of a first subset of transmission signals in said constellation diagram, said first subset comprising a first number of transmission signals, and a second subset of transmission signals in said constellation diagram, said second subset comprising a second number of transmission signals, wherein. The transmission signals in the second subset of transmission signals have an energy higher than the transmission signals in the first subset of transmission signals. The sum of said first number of transmission signals and said second number of transmission signals is less than said cardinality.

Abstract: A device that comprises a plurality of distributed transceivers, a central processor and a network management engine may be configured to function as relay device, relaying an input data stream from a source device to at least one other device. The relaying may include configuring one or more of the plurality of distributed transceivers to particular mode of relay operation and receiving the input data stream from the source device via at least one of the configured one or more of the plurality of distributed transceivers. The relaying may also include transmitting at least one relay data stream corresponding to the input data stream to the at least one other device, via at least one of the configured one or more of the plurality of distributed transceivers.

Abstract: Provided is a terminal including a receiver, which, in operation, receives a Channel State Information Reference Signal (CSI-RS) candidate list for CSI-RS configuration information. The CSI-RS candidate list is indicated as Radio Resource Control (RRC) control information for respective terminals. The terminal further includes circuitry, which, in operation, specifies at least one CSI-RS resource information of a measurement target based on the CSI-RS candidate list, and measures a reception power using the specified CSI-RS resource information. The terminal also includes a transmitter, which, in operation, reports the result of the reception power measurement. A reception power measurement method is also provided.

Abstract: Methods, systems, and devices for wireless communications are described to enable a user equipment (UE) or a base station to transmit and receive single carrier (SC) waveforms (e.g., corresponding to uplink or downlink transmissions) using an SC transmission configuration. In some cases, a UE and a base station may employ an SC configuration to identify resource elements (REs) for uplink or downlink SC signals. Additionally or alternatively, the UE and the base station may employ an SC configuration with a different cyclic prefix (CP) length in order to change a base amount of REs that may be allocated for an SC transmission, where the different CP length may be either static or dynamic. The base station may transmit an indication of an SC configuration to the UE, and the UE and the base station may process corresponding SC downlink or uplink communications according to the indicated SC configuration.

Abstract: This application provides a communications method and apparatus. The method includes: obtaining, by a media access control (MAC) entity, M radio link control (RLC) protocol data units PDUs, where M is an integer greater than or equal to 2; and generating, by the MAC entity, N media access control MAC protocol data units (PDUs) based on a logical channel corresponding to each of the M RLC PDUs, where any two RLC PDUs corresponding to a same logical channel and having consecutive RLC sequence numbers are carried in different MAC PDUs, and N is an integer greater than or equal to 2. Consecutive RLC PDUs are placed into different MAC PDUs, so that a continuous packet loss of a same service can be avoided, and transmission reliability can be improved.

Abstract: According to certain embodiments, a method is disclosed for operating a user equipment. The method comprises transmitting or receiving a transmission on at least one of the component carriers, wherein the at least one component carrier is associated with a slot duration that corresponds to a numerology of the component carrier. The transmitting or receiving on the at least one of the component carriers is based on a relation between a number of information bits on the at least one of the component carriers over one or more reference slot durations and a reference data rate.

Abstract: The disclosure relates to a communication technique for convergence of a 5G communication system for supporting a higher data transmission rate beyond a 4G system with an IoT technology, and a system therefor. The disclosure may be applied to an intelligent service (e.g., smart home, smart building, smart city, smart car or connected car, health care, digital education, retail business, security- and safety-related service, etc.) on the basis of a 5G communication technology and an IoT-related technology.

Abstract: The disclosure relates to a communication technique for convergence of a 5G communication system for supporting a higher data transmission rate beyond a 4G system with an IoT technology, and a system therefor. The disclosure may be applied to an intelligent service (e.g., smart home, smart building, smart city, smart car or connected car, health care, digital education, retail business, security- and safety-related service, etc.) on the basis of a 5G communication technology and an IoT-related technology. A method is provided for receiving a CSI-RS in a communication system.

Abstract: Apparatuses, methods, and systems are disclosed for transmitting device capability information. The method includes operating a device with multiple antenna port groups for communication between the device and a network. The method includes transmitting, by the device, device capability information to the network. The device capability information includes a number of antenna port groups of the multiple antenna port groups, a number of antenna ports for each of the antenna port groups, a maximum number of supported spatial layers for each of the antenna port groups, or some combination thereof.

Abstract: The present disclosure relates to a communication method and a system thereof that fuses a 5G communication system, for supporting data transmission rates higher than 4G systems, with IoT technology. The present disclosure can be applied to intelligent services (e.g. smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail, or security and safety related services), on the basis of 5G communication technology and IoT related technology. The present disclosure relates to a method and a device for separating physical layer functions of a base station.

Abstract: Aspects of the present application provide methods and devices in a communication network that aid in implementing sounding reference signal (SRS) measurement by multiple cells (i.e. serving cells and non-serving cells, also known as “neighbor cells”) as well as NR LMUs.