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327 results about "Radio network temporary identifier" patented technology
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A cell radio network temporary identifier is a unique code that is used to identify a user's radio connection within a cell radio coverage area. UMTS LTE.
Data indicator for persistently allocated packets in a communications system
ActiveUS20110182245A1Error preventionWireless commuication servicesCommunications systemNetwork packet
An apparatus 310 employable in a communication system configured to determine a value for a new data indicator for semi-persistently allocated or scheduled resources. In one embodiment, the apparatus 310 includes a processor 320 configured to receive a cell radio network temporary identifier indicating a semi-persistent scheduling. The processor 320 is also configured to treat a reception of data with a new data indicator flag in accordance with the semi-persistent scheduling as one of a persistent initial transmission if a value of the new data indicator flag is equal to a first predefined value, and a retransmission of semi-persistent scheduling data if the value of the new data indicator flag is equal to a second predefined value.
Owner:NOKIA CORP
Method and Apparatus for Handling Random Access Procedure in a Wireless Communications System
A method for handling a random access procedure in a user equipment, called UE hereinafter, of a wireless communications system includes outputting a message 3 as a scheduled transmission not including a specific field indicating whether the UE has a cell Radio Network Temporary Identifier, called C-RNTI hereinafter, or not during the random access procedure.
Owner:INNOVATIVE SONIC
Apparatus and Method for Handover in a Communication System
An apparatus, method and system for providing management and execution of handover or redirection of user equipment in a communication system. In one embodiment, the apparatus includes a processor and memory including computer program code. The memory and the computer program code are configured to, with the processor, cause the apparatus to receive a command from a source base instructing the apparatus to decode a physical downlink control channel associated with a target base station, and determine if a cell radio network temporary identifier from the source base station matches an assigned cell radio network temporary identifier on the physical downlink control channel from the target base station.
Owner:NOKIA CORP
Device and method of supporting reduced data transmission bandwidth
An eNodeB (eNB), user equipment (UE) and method for operating using a reduced data transmission bandwidth are generally described. The UE may receive downlink control information (DCI) that provides a resource allocation (RA) of a reduced physical resource block (PRBmin) of less than 1 PRB for communications in a PRB of a subframe. Whether the RA is localized or distributed may be predefined, configured via system information block or Radio Resource Control signaling, or indicated in the DCI format. The DCI format may specify the resources within the PRB allocated to the UE through a subcarrier block index and total number of subcarrier blocks or a bitmap corresponding to a unique block of subcarriers or block index. An order in a list of cell Radio Network Temporary Identifiers (RNTIs) may be used with a common RNTI to derive the reduced RA from a 1 PRB RA.
Owner:INTEL CORP
Mobile communication system, base station, user terminal, and processor
ActiveUS20150215977A1Easy to controlConnection managementBroadcast service distributionTelecommunicationsControl signal
Owner:KYOCERA CORP
Contention based uplink transmitting method and system
ActiveCN102158932ALower latencyReduce the probability of resource conflictsError preventionAssess restrictionTelecommunicationsRadio network temporary identifier
The invention discloses a contention based uplink transmitting method. The method comprises the following steps that: network side equipment broadcasts or configures one or more cell broadcast radio network temporary identifiers (CB-RNTI) to a terminal and allocates uplink resources corresponding to one or more CB-RNTI to the terminal; and the terminal selects the uplink resource from the uplink resources corresponding to one or more CB-RNTI according to the preset conditions and carries out uplink transmission according to the selected uplink resource. The invention also discloses a contention based uplink transmitting system. The method and the system have the beneficial effects of reducing resource conflicts in the contention based uplink transmitting process and improving the system performance.
Owner:ZTE CORP
Data transmission method and device
ActiveCN102300331AReduce overheadNetwork traffic/resource managementMachine-to-machine/machine-type communication serviceData terminalData transmission
Owner:DATANG MOBILE COMM EQUIP CO LTD
Adaptation of control signaling transmissions to variations in respective resources
A method and an apparatus for a User Equipment (UE) to receive a first type of a Physical Downlink Control CHannel (PDCCH) or a second type of a PDCCH in a Transmission Time Interval (TTI) are provided whereby the first type of PDCCH and the second type of PDCCH convey respective Downlink Control Information (DCI) formats containing Cyclic Redundancy Check (CRC) bits scrambled with a Radio Network Temporary Identifier (RNTI). The method includes receiving by the UE a first bitmap associated with a number of TTIs equal to the first bitmap size, wherein each element of the first bitmap indicates whether a TTI is of a first type or of a second type, decoding by the UE only PDCCH of the first type if the TTI is of the first type, and decoding by the UE only PDCCH of the second type if the TTI is of the second type.
Owner:SAMSUNG ELECTRONICS CO LTD
Method of avoiding interference to device-to-device (D2D) communications caused by cellular communications in honeycomb and D2D hybrid network
ActiveCN103068049ADecoding operation task reductionReduce the burden onWireless communicationHoneycombCellular communication systems
A method of avoiding interference to device-to-device (D2D) communications caused by cellular communications in a honeycomb and D2D hybrid network includes that according to interference information reported by D2D user equipment (EU) and historical information dispatched by uplink stored by a base station, after the base station distinguishes cellular user equipment (CeUE) of a cellular user which causes harmful interference to a particular D2D UE, the base station provides radio network temporary identifier (RNTI) causing the interference to the D2D UE and related information for the disturbed D2D UE to assist the D2D UE to decode CeUE information causing the interference to the D2D UE. By using the method, the D2D UE is capable of forecasting disturbed condition of the CeUE in a corresponding transmission time interval (TTI) and performing a corresponding radio resource management operation to avoid the harmful interference to the subsequent D2D mode communications caused by the CeUE. Through the assist of the base station, operation of calculating and decoding of a physical downlink control channel (PDCCH) by the D2D UE is simple, flexible and convenient and workable in a long term evolution (LTE) / LTE-A system.
Owner:BEIJING UNIV OF POSTS & TELECOMM
Group control method for machine type communication and mobile communication system using the method
InactiveUS8712459B2Reduce loadSave resourcesBroadcast service distributionRadio transmissionRadio networksComputer network
Provided are a group control method for providing a machine type communication (MTC) service, and a mobile communication system using the method. The group control method includes categorizing one or more MTC devices into one or more MTC groups, assigning MTC group identifiers to respective MTC groups, setting MTC radio network temporary identifiers (MTC RNTIs) according to the MTC group Identifiers, and using the MTC_RNTIs for addressing the MTC devices belonging to the respective MTC groups.
Owner:ELECTRONICS & TELECOMM RES INST
Random access and random access control methods and devices, and random access system
The invention discloses a random access method, a random access control method, a random access device, a random access control device and a random access system, and aims to realize random access through secondary cells. The random access method for a terminal side comprises the following steps of: receiving a physical downlink control channel (PDCCH) instruction of initiating non-competitive random access on a specified secondary cell from a base station by using user equipment (UE), wherein the PDCCH instruction comprises a special preamble number and a physical random access channel (PRACH) resource indication; transmitting a special preamble corresponding to the special preamble number on the secondary cell by utilizing indicated PRACH resources; and performing cell radio network temporary identifier (C-RNTI)-scrambled PDCCH blind detection in a UE specific search space within a determined set time bucket, determining that the random access succeeds if an Msg2 scheduled by a PDCCH is obtained within the set time bucket, and determining that the random access fails if the Msg2 scheduled by the PDCCH is not obtained within the set time bucket.
Owner:CHINA ACAD OF TELECOMM TECH
Method and device for data transmission
InactiveUS20140233538A1Reduce system overheadConsiderable signaling overheadTime-division multiplexWireless commuication servicesData transmissionComputer science
Disclosed are a method and a device for data transmission, which relate to the field of wireless communication technologies, and are used for decreasing signaling overhead of a system in this application, an eNB delivers a scheduling radio network temporary identifier RNTI to a terminal; the eNB schedules uplink resources and / or downlink resources for the terminal through a physical downlink control channel PDCCH scrambled by using the scheduling RNTI, receives uplink data sent by the terminal on the scheduled uplink resources, and sends downlink data to the terminal on the scheduled downlink resources. The terminal monitors the PDCCH scrambled by using the scheduling RNTI, and sends the uplink data and / or receives the downlink data by using the resources scheduled by the monitored PDCCH. The method of this application can be used to effectively decrease the signaling overhead of the system.
Owner:CHINA ACAD OF TELECOMM TECH
Paging method and device
The invention discloses a paging method, which comprises the following steps: acquiring an interface Paging message from a core network by the network equipment, wherein the interface Paging message contains the corresponding Group-ID of machine-type communication MTC equipment in the group, and sending a radio resource control protocol RRC Paging message to the MTC equipment in the group by the network equipment according to the Group-ID, wherein the RRC Paging message contains the corresponding Group-ID of machine-type communication MTC equipment in the group. According to the method, by paging aiming at the MTC equipment, the load of paging channel is reduced and the paging efficiency is increased. When the number of MTC equipment is more, the use ratio of resource can be efficiently increased and the signaling cost can be lowered. By arranging a special P-RNTI (radio network temporary identifier) of MTC, the interference on the traditional LTE (long term evolution) UE (user equipment) paging can be avoided. According to the characteristics of the MTC equipment, the paging configuration information can be specially designed for the MTC equipment, thereby bringing more flexibility for optimizing the MTC system.
Owner:DATANG MOBILE COMM EQUIP CO LTD
Method and Apparatus for Determining Dedicate Searching Space in Physical Downlink Control Channel
ActiveUS20090298493A1Reduce loadSignal allocationWireless commuication servicesCommunications systemUser equipment
A method for determining a dedicate searching space (DSS) in a physical downlink control channel (PDCCH) for a user equipment (UE) of a wireless communication system is disclosed. The method includes steps of indicating the UE to monitor a semi-persistent scheduling cell radio network temporary identifier (SPS C-RNTI) in the PDCCH for receiving a semi-persistent scheduling grant, and determining the DSS utilized for monitoring the SPS C-RNTI according to a cell radio network temporary identifier (C-RNTI) of the UE.
Owner:INNOVATIVE SONIC
Method of Radio Network Temporary Identifier Allocation in Dual Connectivity
ActiveUS20150043490A1Network topologiesConnection managementCommunications systemCommunication device
A method of RNTI allocation in dual connectivity for a communication device in a wireless communication system is disclosed. The method comprises connecting to a first base station of the wireless communication system, being assigned a first RNTI by the first base station for communication with the first base station, receiving a RRC message for configuring communication with a second base station of the wireless communication from the first base station, wherein the RRC message includes a second RNTI, and the second RNTI is assigned by the second base station and transmitted by the second base station to the first base station, and performing communication with the first base station with the first RNTI and performing communication with the second base station with the second RNTI.
Owner:HTC CORP
Method and device for assigning RNTI (Radio Network Temporary Identifier) in carrier aggregation system
The invention discloses a method for assigning an RNTI (Radio Network Temporary Identifier) in a carrier aggregation system, comprising the following steps of: for each aggregation cell accessed by a user terminal, respectively and independently assigning the RNTI for the user terminal according to an access request of the user terminal; and carrying out the user terminal identification, scheduling and data receiving and transmitting on the RNTI assigned by the user terminal. In the invention, for each aggregation cell accessed by the user terminal, the RNTI is respectively and independently assigned for the user terminal according to the access request of the user terminal, thereby each aggregation cell can independently assign the RNTI for the user terminal according to the aggregation cell and carry out the scheduling, data receiving and transmitting and other operations of the user terminal.
Owner:DATANG MOBILE COMM EQUIP CO LTD
Operation methods of communication node in network supporting licensed and unlicensed bands
ActiveUS20170048828A1Improve communication performanceEasy to operateTransmission path divisionCriteria allocationUser equipmentRadio network temporary identifier
Disclosed are operation methods of a communication node in a network supporting licensed and unlicensed bands. An operation method of a user equipment (UE) may comprises receiving, from a base station, a physical downlink control channel (PDCCH) including downlink control information (DCI) in a subframe n−1 of an unlicensed band; decoding the DCI using a common radio network temporary identifier (RNTI); and identifying the number of symbols of the subframe n−1 or a subframe n based on the decoded DCI. Therefore, a performance of the network can be enhanced.
Owner:ELECTRONICS & TELECOMM RES INST
Method for receiving random access response information in carrier aggregation
The embodiment of the invention discloses a method for receiving random access response information in carrier aggregation. The method comprises the steps that a piece of user equipment (UE) obtains configuration information of a random access response window, enters a random access procedure, continuously monitors physical downlink control channel (PDCCH) scrambled by cell-radio network temporary identifier (C-RNTI) in the random access response window, and receives the random access response (RAR) information from a resource indicated by the PDCCH scrambled by the C-RNTI in the random access response window; when the RAR information is not received successfully in the random access response window, the UE judges whether the transmission times of a random access lead code reaches a maximum transmission times or not, if yes, the UE ends the current random access procedure, otherwise, the UE retransmits the random access lead code to a network side and returns to the steps of continuously monitoring the PDCCH scrambled by the C-RNTI; and the UE receives the RAR information based on a Hybrid Automatic Requestor (HARQ) mechanism. The method disclosed by the invention can determine how to receive the RAR information.
Owner:POTEVIO INFORMATION TECH CO LTD
Carrier aggregation realizing method, device and system
Owner:CHINA MOBILE COMM GRP CO LTD
Method of Handling Random Access in Wireless Communication System
ActiveUS20150117374A1Expand coverageWireless commuication servicesCommunications systemUser equipment
A method of handling random access for a user equipment of a wireless communication system includes transmitting a plurality of repetitions of a random access preamble to a network of the wireless communication system; and monitoring a physical downlink control channel (PDCCH) in a plurality of random access response windows for receiving a random access response identified by a random access radio network temporary identifier (RA-RNTI) from the network, wherein each of the plurality of random access response windows is corresponding to one of the plurality of repetitions of the random access preamble.
Owner:HTC CORP
Method and Apparatus for Handling HARQ Process of Semi-Persistent Scheduling
ActiveUS20100058135A1Error prevention/detection by using return channelTransmission systemsCommunications systemUser equipment
A method of handling a hybrid automatic repeat request (HARQ) process for semi-persistent scheduling (SPS) in a user equipment (UE) of a wireless communication system is disclosed. The method includes steps of configuring an SPS functionality which utilizes at least one HARQ process; receiving a first new data indicator (NDI) addressed to an SPS cell radio network temporary identifier (SPS C-RNTI) of the UE for a first HARQ process of the at least one HARQ process; and considering the next transmission to be received by the first HARQ Process as a first transmission of the first HARQ Process when receiving a second NDI addressed to a C-RNTI of the UE for the first HARQ process.
Owner:INNOVATIVE SONIC
Method and Apparatus for Management of UTRAN Radio Network Temporary Identifiers (U-RNTIs) over the Iuh Interface
InactiveUS20100041403A1Radio transmissionWireless commuication servicesRadio networksCommunications system
Owner:KINETO WIRELESS
Method and apparatus for receiving random access response for mtc ue
ActiveUS20170094688A1Avoid mistakesConvey accuratelyAssess restrictionWireless commuication servicesRandom-access channelData transmission
The present disclosure relates to a downlink data transmission / reception technique for supporting a low-complexity UE category / type for a MTC operation. A method may be provided for an MTC UE to receive a random access response. The method may include: repeatedly transmitting a random access preamble to a base station through a Physical Random Access Channel (PRACH) of at least one subframe; determining a Random Access Radio Network Temporary Identifier (RA-RNTI) using first time index information, frequency index information, and second time index information on the PRACH; and receiving a random access response to the random access preamble using the RA-RNTI within a random access response window.
Owner:KT CORP
Non-orthogonal random access method
ActiveCN106102182AImproved chance of collisionImproved access success probabilityHigh level techniquesWireless communicationMultiplexingAccess time
The present invention discloses a non-orthogonal random access method. The method includes a first step of acquiring, by each of N users, necessary configuration information; a second step of sending a random access preamble; a third step of detecting, based on arrival time of the user, the preamble; a fourth step of transmitting a random access response; a fifth step of transmitting a layer III message; a sixth step of determining, according to a relationship between regular time and ahead of time of the user, a user demodulation sequence by eNodeB, so as to separate multiple users in a serial interference cancellation (SIC) manner; and a seventh step of replying, by the eNodeB, each identified cell radio network temporary identifier (C-RNTI) competition resolving information, so as to indicate that the user randomly accesses successfully. According to the non-orthogonal random access method, multiple users access randomly simultaneously due to adoption of a power domain multiplexing manner, user access success probability is effectively improved, access time delay is lowered, network users are greatly increased, and demands of a fifth-generation mobile communication system are met.
Owner:BEIJING JIAOTONG UNIV
Power control information communication method and device for uplink carrier wave
The invention relates to the field of communication technologies and provides a power control information communication method and device for an uplink carrier wave, wherein a receiving method comprises the following steps of: receiving a TPC-RNTI (Transmit Power Control-Radio Network Temporary Identifier) and a power control index of the uplink carrier wave and a scrambled DCI (Downlink Control Information) information group; descrambling the DCI information group by utilizing the TPC-RNTI, wherein in the DCI information group, the power control information of all uplink carrier waves of at least one UE (User Equipment) is arranged in the same DCI information group, or the power control information of the uplink carrier waves with the same carrier wave identifier of all UE are arranged in at least one DCI information group; and acquiring the power control information of a plurality of uplink carrier waves from the DCI information group according to the power control index of the uplink carrier wave. The invention has the advantage that the power control on the plurality of uplink carrier waves of the same UE can be realized in a multi-carrier wave polymerization system.
Owner:HUAWEI TECH CO LTD
Coverage constrained devices and paging method
Devices and methods of paging user equipment (UE) are generally described. An evolved Node-B (eNB) may transmit legacy and extended coverage paging messages having different Paging Radio Network Temporary Identifiers (P-RNTIs) to UEs. Each extended coverage paging message may contain the same information, which coverage constrained UEs may combine to achieve a predetermined link budget and subsequently decode. The coverage constrained UEs may ignore legacy paging messages prior to decoding the legacy paging messages. The extended coverage paging messages may be transmitted in non-legacy paging occasions that may span multiple paging cycles. Each paging cycle may contain 0, 1 or multiple extended coverage paging occasions. The UE may be provided the physical resource blocks (PRBs) used for the extended coverage paging message through a system information message. The PRBs may be assigned as a fixed or semi-statically assigned set of PRBs or a dynamically assigned set of PRBs.
Owner:APPLE INC
Method and apparatus for controlling semi-persistent scheudling
ActiveUS20180048994A1Particular environment based servicesConnection managementCommunications systemRadio Resource Control
A communication system configures a plurality of sidelink (SL) Semi-Persistent Scheduling (SPS) for a user device. In some embodiments, a method includes generating, by a base station, SL SPS configuration information for the user device, wherein the SL SPS configuration information comprises: an SL SPS radio network temporary identifier (RNTI) for the user device; and SL SPS index information to indicate a plurality of SL SPS configurations for the user device. The method further includes configuring a radio resource control (RRC) message comprising the SL SPS configuration information and transmitting, by the base station and to the user device, the RRC message.
Owner:SK TELECOM CO LTD +1
Method of receiving a disaster warning message in mobile communication system
ActiveUS20090253401A1Efficiently receiving a warning messageMinimum delayEmergency connection handlingTelephonic communicationCommunications systemMobile communication systems
Disclosed is a method of receiving a warning message in wireless communication system. A terminal (UE) monitors a physical downlink control channel to receive a specific Radio Network Temporary Identifier (RNTI) that indicates an existence of the warning message, and the terminal receives the warning message through a control logical channel that maps with a downlink shared channel if the warning message is existed.
Owner:LG ELECTRONICS INC
Method of Handling Semi-Persistent Scheduling Cell Radio Network Temporary Identifier and Related Communication Device
ActiveUS20110299483A1Transmission path divisionAllocation timingTelecommunicationsCommunications system
A method of handling Semi-Persistent Scheduling (SPS) Cell Radio Network Temporary Identifier (C-RNTI) for a mobile device configured with a primary component carrier, at least one secondary component carrier and an SPS C-RNTI in a wireless communication system is disclosed. The method comprises steps of performing a Physical Downlink Control Channel (PDCCH) validation process for an SPS information; and determining the SPS information is valid if the PDCCH validation process is valid and the SPS information is received on the primary component carrier.
Owner:HTC CORP
System and method of mtc device operations
An eNodeB (eNB), user equipment (UE) and method for operating in enhanced coverage (EC) modes are generally described. The UE may receive one or more physical broadcast channel (PBCH) signals, dependent on whether the UE is in a normal coverage mode or in one of the EC modes. The PBCH signal may be combined to form a combined PBCH signal, when the UE is in an EC mode, and decoded to determine one of a plurality of sets of resource regions associated different EC modes for communication with the eNB. The signal may be scrambled using a Radio Network Temporary Identifier (RNTI) dependent on at least one of a signal type of the control signal and the EC mode. Paging and the system information block (SIB) signals in a Physical Downlink Shared Channel (PDSCH) may be decoded without decoding a physical downlink control channel (PDCCH) signal associated with the PDSCH.
Owner:APPLE INC
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