40results about How to "Improve uplink coverage" patented technology

The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The present disclosure discloses a system, a data transmission method and a network equipment supporting a Packet Data Convergence Protocol (PDCP) duplication function. The data transmission method supporting a PDCP duplication function comprises the steps of: transmitting, by a first network equipment, a configuration instruction message of a radio bearer supporting a PDCP duplication function to a second network equipment; and, performing, by the first network equipment and the second network equipment, transmission of a data packet of the radio bearer configured with the PDCP duplication function. In the present disclosure, by an interface between the first network equipment and the second network equipment, the transmission of duplicated data packets between the first network equipment and the second network equipment is realized, and the reliability of data transmission is improved. The present disclosure also discloses a method and device for transferring supplementary uplink carrier configuration information and a method and device for performing a connection mobility adjustment.

The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The present disclosure discloses a system, a data transmission method and a network equipment supporting a Packet Data Convergence Protocol (PDCP) duplication function. The data transmission method supporting a PDCP duplication function comprises the steps of: transmitting, by a first network equipment, a configuration instruction message of a radio bearer supporting a PDCP duplication function to a second network equipment; and, performing, by the first network equipment and the second network equipment, transmission of a data packet of the radio bearer configured with the PDCP duplication function. In the present disclosure, by an interface between the first network equipment and the second network equipment, the transmission of duplicated data packets between the first network equipment and the second network equipment is realized, and the reliability of data transmission is improved. The present disclosure also discloses a method and device for transferring supplementary uplink carrier configuration information and a method and device for performing a connection mobility adjustment.

A data transmission method, a user equipment, and a base station. The method comprises: sending an initial transmission scheduling permission command to a user equipment, to instruct the user equipment to send, in multiple sub-frames, the same data and scheduling parameters indicating the same data; and dividing the multiple sub-frames into M non-consecutive groups, namely, Group 1 to Group M, M>=2, each group comprising one sub-frame or multiple consecutive sub-frames (S11); and receiving the same data sent by the user equipment in the multiple sub-frames, and feeding back to the user equipment a response message indicating whether the same data is accurately received, the same data sent by the user equipment in one sub-frame or multiple consecutive sub-frames in each group being corresponding to each set of data (S12). Embodiments of the present invention can enhance uplink coverage in communication.

The embodiment of the invention discloses a method for enhancing up coverage of VoIP (Voice Over Internet Protocol) data, a terminal and a base station, and relates to the technical field of communication. The method, the terminal and the base station are invented to enhance the up coverage of the VoIP data. The method comprises the steps of determining a logic channel, an air interface overhead compression mode and an object TB (Transmission Block) size of the VoIP data to be transmitted, based on the determined object TB size, compressing an air interface overhead of the VoIP data to be transmitted on the determined logic channel according to the determined air interface overhead compression mode to acquire object VoIP data, and transmitting the object VoIP data to the base station. The method, the terminal and the base station are mainly used for the transmission of the VoIP data.

A system and method are provided for operating a cellular communications network including a first base station and a second base station. The method comprises reducing the downlink transmission power of the second base station and increasing the downlink transmission power of the first base station, based upon the level of data traffic being communicated through the second base station; and receiving an initial uplink transmission from a mobile station at the second base station and identifying that the second base station can provide a communications service to the mobile station.

Provided in an embodiment of the present invention are a data packet transmission method and system, user equipment (UE) and eNB, the method comprising: the UE receives the process configuration message of a first process transmitted by the eNB; according to the process configuration message, bundling the first process with at least one second process; and transmitting the same data packet on the first process and the at least one second process. The technical solution employed in the embodiment of the present invention increases the processes transmitting the same data packet, reduces the block error rate of an eNB during uplink data packet reception, and further enhances uplink coverage especially in the edge area of an LTE system by reducing the block error rate of the uplink data packet.

The invention discloses a method for sub-channelizing and mapping wireless resources, which comprises the steps of carrying out replacement and rearrangement on the resources in a conventionally distributed resource group in each uplink sub-frame by taking the basic unit (tile) as the unit; dividing the conventionally distributed resources in each uplink sub-frame into distributed resource sub-groups corresponding to all TTI allocations according to allocated transmission time interval (TTI) allocation combined information; and replacing and / or mapping an LDRU onto the tile in the frequency band of the corresponding distributed resource sub-group in a frequency hopping way according to the logic distributed resource block (LDRU) structure under the corresponding TTI allocation of the distributed resource sub-group in each distributed resource sub-group. The adoption of the method can realize the sub-channelizing and the mapping of the wireless resources with the different TTI allocation combinations, thereby meeting a variety of user business performance demands, fully and high-efficiently utilizing the resources and improving the frequency spectrum effectiveness of a system.

A method and an apparatus for uplink data transmission and reception in time division duplex are disclosed in the embodiments of the present invention, relating to the field of wireless communication, which are used for increasing the utilization of uplink sub-frame and lifting the uplink covering effect. In the present invention, the terminals transmit the redundancy versions of transport blocks by bundling N uplink sub-frames, and the base stations receive the redundancy versions of transport blocks, wherein N refers to the number of uplink sub-frame in a wireless frame. The invention makes full use of uplink sub-frame and further improves the uplink covering effect.

The invention discloses an uplink data transmission method. The uplink data transmission method comprises that: user equipment (UE) reports parameters of self-capabilities to a base station; the reported parameters of the self-capabilities can indicate that the UE has a data compressing capability; on the basis of the data compressing capability, compression is performed on data to be transmitted; and the compressed data is transmitted to the base station. The invention also discloses an UE, a base station and an uplink data transmission system.

The invention provides a data transmission method and system based on a multi-antenna panel and a storage medium. The method comprises steps that a terminal sends antenna panel parameters to a base station; the base station allocates resources for uplink transmission of the antenna panel based on the antenna panel parameters; the terminal determines an optimal sending beam corresponding to the antenna panel, and sends first beam information corresponding to the optimal sending beam to the base station; the base station determines an optimal receiving beam corresponding to the antenna panel, and sends second beam information corresponding to the optimal receiving beam to the terminal; and the base station and the antenna panel respectively use the optimal sending beam and the optimal receiving beam to carry out data transmission. According to the method, the system and the storage medium disclosed by the invention, the transmission of the target reference signal resource or the resource set can be indicated by using the antenna panel parameters, and beam measurement and antenna panel selection can be performed, so the uplink transmission performance of a multi-antenna panel can be improved, and the uplink coverage can be improved.

The embodiment of the invention discloses an uplink full-power transmission method and uplink full-power transmission equipment, which are used for solving the problem that the uplink full-power transmission of UE (User Equipment) cannot be ensured in the prior art, and the method is applied to terminal equipment and comprises the following steps of: performing uplink transmission according to uplink transmission power scaled by a power scaling coefficient; wherein the power scaling coefficient is determined by a power control factor; wherein the power control factor comprises at least one ofthe following items: the uplink full-power transmission capability of the terminal equipment, a supported transmission precoding matrix indicator (TPMI) reported by the terminal equipment, a TPMI issued by the network equipment, and a working mode reported by the terminal equipment, and the number of antenna ports of each SRS resource in a sounding reference signal SRS resource set configured by the network equipment according to the working mode. According to the technical scheme, the uplink transmission power is improved, the uplink coverage is enhanced, and the uplink full-power transmission of the terminal equipment is realized.

The embodiment of the invention relates to the technical field of wireless communication, in particular relates to a method, system and equipment for transmitting and receiving uplink data, used for solving the problem that a long term evolution (LTE) system is low in transmission performance in the prior art. The method for transmitting the uplink data comprises the following steps that: user equipment multiplies data on a sub carrier or an orthogonal frequency division multiplexing (OFDM) sign by an orthogonal frequency spreading sequence to acquire data subjected to frequency spreading; if the data on one sub carrier is multiplied by the orthogonal frequency spreading sequence, the user equipment maps the data subjected to frequency spreading to M sub carriers for transmission; and if the data on one OFDM sign is multiplied by the orthogonal frequency spreading sequence, the user equipment maps the data subjected to frequency spreading to M OFDM signs for transmission, wherein M is the length of the orthogonal frequency spreading sequence. By adopting the method provided by the embodiment of the invention, the transmission performance is improved.

The invention discloses a radio frequency front end system and a base station. Uplink signals of more antennas are received, and the receiving of the uplink signals of multiple channels, multiple frequency bands, and multiple carriers is realized, and in addition, an uplink coverage capability of an LTE system is improved. The radio frequency front end system comprises a splitter-combiner and a radio frequency receiver. The splitter-combiner comprises N channels, and each channel is connected with one antenna, and is used to receive the radio frequency signals of the corresponding antenna, and the antennas connected with the channels are different. The radio frequency receiver comprises N receiving links, and each link is connected with each channel, and is used to receive the radio frequency signals from the corresponding channel, and is used to process the received radio frequency signals, and in addition, N is a positive integer greater than or equal to two.

The invention provides an uplink power control method and equipment. The method comprises the following steps of tRANSMITTING DOWNLINK CONTROL INFORMATION DCI, wherein the DCI comprises related parameters of uplink signal power control, the related parameters are related to the number of target ports of terminal equipment, or the related parameters are related to the number of the target ports ofthe terminal equipment and the total number of the ports, and the target ports are ports, used for transmitting the uplink signals, of the terminal equipment, wherein the uplink signal comprises at least one of a physical uplink shared channel (PUSCH) and a sounding reference signal (SRS). According to the embodiment of the invention, as related parameters of uplink signal power control included in DCI is related to the number of target ports practically used for transmitting the uplink signal in the terminal equipment, the uplink power can be controlled more accurately and reasonably, and theactual uplink total power of the uplink signal is increased, so that the uplink coverage and the uplink transmission rate of the uplink signal are improved.

The embodiment of the invention provides a method and apparatus for multi-slot transmission. The method comprises the following steps: determining a time slot number value in a time slot number set; And sending the time slot number values to a user terminal, wherein the time slot number values are used for the user equipment to perform multi-time slot physical uplink control channel PUCCH and / or physical uplink shared channel PUSCH transmission. Thus, the UE can determine the slot number values from the pre-configured time slot number set according to the configuration of the network side, sothat multi-slot PUCCH and / or PUSCH transmission can be carried out, and the performance and uplink coverage of the PUCCH and / or PUSCH transmission are improved.

The invention provides a transmission method and first communication equipment, and the method comprises the steps that the first communication equipment transmits a target reference signal of a first-type reference signal under the condition that the first communication equipment receives indication information transmitted by second communication equipment and the indication information indicatesthe transmission of the first-type reference signal; wherein the reference signal sequence of the first type reference signal is generated based on a first characteristic. Thus, compared with the prior art, the PAPR of the target reference signal transmitted by the embodiment of the invention is relatively low, so that the power amplification efficiency of the signal transmitting end can be improved, the power consumption can be reduced, the demodulation performance of the signal receiving end can be improved, and the uplink coverage can be improved.

Apparatus, methods, and computer-readable media for cooperative relay in sidelink networks are disclosed herein. An example method for wireless communication at a first user equipment (UE) includes receiving, from a second UE, a groupcast signal comprising a resource allocation assigned to a plurality of sidelink UEs including the first UE. The example method also includes communicating, with a remote apparatus on a first resource included in the resource allocation, a first relay signal comprising at least a portion of the groupcast signal, in which the first relay signal corresponds to at least a portion of a second relay signal communicated with the remote apparatus on a second resource included in the resource allocation by at least one other sidelink UE of the plurality of sidelink UEs.

The invention relates to a PUCCH resource configuration method. The method comprises the steps: configuring the same PUCCH resource set for a sub-time slot contained in a time slot, wherein the PUCCHresource set comprises one or more PUCCH resources; and when the time domain symbol occupied by the first PUCCH resource in the PUCCH resource set exceeds the boundary of the time slot, discarding thefirst PUCCH resource.

The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The present disclosure discloses a system, a data transmission method and a network equipment supporting a Packet Data Convergence Protocol (PDCP) duplication function. The data transmission method supporting a PDCP duplication function comprises the steps of: transmitting, by a first network equipment, a configuration instruction message of a radio bearer supporting a PDCP duplication function to a second network equipment; and, performing, by the first network equipment and the second network equipment, transmission of a data packet of the radio bearer configured with the PDCP duplication function. In the present disclosure, by an interface between the first network equipment and the second network equipment, the transmission of duplicated data packets between the first network equipment and the second network equipment is realized, and the reliability of data transmission is improved. The present disclosure also discloses a method and device for transferring supplementary uplink carrier configuration information and a method and device for performing a connection mobility adjustment.

Embodiments of the present invention relate to the technical field of communications, and disclosed are a method for enhancing voice over Internet protocol (VoIP) data uplink coverage, a terminal and a base station. The method comprises: determining a logic channel, an air interface overhead compression manner and a target transmission block (TB) size of VoIP data to be transmitted; based on the determined target TB size, compressing, according to the determined air interface overhead compression manner, an air interface overhead of the VoIP data to be transmitted on the determined logic channel, so as to obtain target VoIP data; and sending the target VoIP data to the base station. The embodiments of the present invention are mainly used for transmission of VoIP data.

The invention belongs to the technical field of aircraft strength tests, and particularly relates to an aircraft strength test data sending terminal and sending method. The data sending terminal comprises a plurality of modules arranged in an airplane strength test environment, each module comprises two antennas, the two antennas are perpendicular to each other by adopting a dual-polarization technology, and antenna inclination angles of different modules are arranged in a mutually offset manner according to a set deviation value. The data sending method comprises the following steps: the number N of concurrent modules contained in the data sending terminal is determined according to the uplink transmission rate of aircraft strength test data; the airplane strength test data is segmented into a plurality of MTU packets, the MTU packets are identified, and identification at least comprises a splicing sequence; and uplink transmission is performed on the MTU packet through N concurrent modules. According to the invention, uplink coverage is enhanced, time delay is shortened, the problem of high-speed uplink transmission of mass data in a complex test environment is solved, and safe, reliable and high-speed wireless uplink transmission of large-scale test data can be realized.

The invention discloses a 5G uplink coverage enhancement method, which comprises the following steps of: 1, establishing an uplink coverage quality grade table corresponding to a dynamic interval of a reference signal SINR, and establishing a mapping relation table between the uplink coverage quality grade table and time slot repetition times; step 2, determining the uplink coverage quality level of the 5G terminal in the idle state; 3, judging whether the 5G terminal in the inactive state is a mobile terminal or not; step 4, determining the uplink coverage quality grade of the 5G mobile terminal in the inactive state; step 5, determining the uplink coverage quality grade of the 5G non-mobile terminal in the inactive state; according to the invention, the uplink coverage quality level is adaptively determined through the SINR measurement value of the uplink physical signal, the uplink block error rate (BLER) and the power headroom (PHR) reported by the terminal, and the number of time slots needing to be aggregated is obtained through the pre-established mapping table of the uplink coverage quality level and the time slot repetition times, so that the uplink coverage is improved, and wireless resources are saved.

The embodiment of the present application discloses an output power adjustment method and related products, including: starting the power amplifier PA self-calibration process of the first transmission channel Tx1 within the first uplink calibration time window to obtain the first pre-distortion calibration file, the first A pre-distortion calibration file is used to determine the first high transmit power after pre-distortion, and the terminal is in the connected state; within the second uplink calibration time window, start the PA self-calibration process of the second transmission channel Tx2, and obtain the second pre-distortion A distortion calibration file, the second pre-distortion calibration file is used to determine the second highest transmit power after pre-distortion. The embodiment of the present application is beneficial for the terminal to obtain higher linear output power in real time, so as to achieve the purpose of improving PA linearity and uplink coverage.

The present invention provides an uplink power control method and device, the method comprising: sending downlink control information DCI, the DCI includes related parameters of uplink signal power control, the related parameters are related to the number of target ports of the terminal equipment, Or the relevant parameters are related to the number of target ports and the total number of ports of the terminal device, where the target port is the port used by the terminal device to transmit the uplink signal; the uplink signal includes a physical uplink shared channel PUSCH and sounding At least one of the reference signals SRS. In the embodiment of the present invention, since the relevant parameters of the uplink signal power control contained in the DCI are related to the number of target ports actually used to transmit the uplink signal in the terminal device, the uplink power can be controlled more accurately and reasonably, Increase the actual uplink total power of the uplink signal, thereby improving the uplink coverage and uplink transmission rate of the uplink signal.

The present invention provides a transmission method and a terminal. The method includes: using at least one reference signal port among N reference signal ports to transmit a reference signal; the reference signal is generated by modulating a reference signal sequence through at least one of the following modulation methods: the first Type I modulation, first orthogonal superposition code modulation, discrete Fourier transform modulation, frequency domain filtering, second orthogonal superposition code modulation, inverse fast Fourier transform modulation, wherein N is an integer greater than 1. The PAPR of the reference signal transmitted by the present invention is relatively low, so that the power amplifier efficiency of the signal transmitting end can be improved, the power consumption can be reduced, the demodulation performance of the signal receiving end can be improved, and the uplink coverage can be improved.

The embodiment of the invention provides a data transmission method and device. The method comprises the following steps: receiving downlink control information (DCI) and / or high-level configuration information; and determining a time slot for repeatedly transmitting a physical uplink shared channel (PUSCH) based on the DCI and / or the high-level configuration information. According to the embodiment of the invention, the data transmission reliability can be improved.

The invention discloses a method for sub-channelizing and mapping wireless resources, which comprises the steps of carrying out replacement and rearrangement on the resources in a conventionally distributed resource group in each uplink sub-frame by taking the basic unit (tile) as the unit; dividing the conventionally distributed resources in each uplink sub-frame into distributed resource sub-groups corresponding to all TTI allocations according to allocated transmission time interval (TTI) allocation combined information; and replacing and / or mapping an LDRU onto the tile in the frequency band of the corresponding distributed resource sub-group in a frequency hopping way according to the logic distributed resource block (LDRU) structure under the corresponding TTI allocation of the distributed resource sub-group in each distributed resource sub-group. The adoption of the method can realize the sub-channelizing and the mapping of the wireless resources with the different TTI allocation combinations, thereby meeting a variety of user business performance demands, fully and high-efficiently utilizing the resources and improving the frequency spectrum effectiveness of a system.