Patent application number | Description | Published |
20100086130 | Digital Content Rights Management Method and System - A digital content rights management method and system belongs to the digital content rights management technique field. The method of the invention includes the steps: registering the system, generating the time stamp, verifying the time stamp when the system starts up, acquiring the certificate, verifying the time before accessing the digital content. The system of the invention comprises a device for accessing the digital content and a server, wherein the device for accessing the digital content comprises: a registering module, a time stamp generating module, a time stamp verification module, a certificate of authorization acquiring module, and a time verification module. The method and system have solved the problem that the digital content can still be used beyond the time limit. | 04-08-2010 |
20110087959 | METHOD AND DEVICE FOR PROCESSING THE STRUCTURE OF A LAYOUT FILE - Disclosed are a method and a device for processing the structure of a layout file, comprising: obtaining document content structure information and/or document layout exhibition information of the layout file; dividing document contents of the layout file into content blocks according to the document content structure information and/or the document layout exhibition information; and creating document flow information of the layout file according to the divided content blocks. | 04-14-2011 |
20120163496 | METHOD AND APPARATUS FOR GENERATING PRE-CODING MATRIX CODEBOOK - This disclosure relates a method and apparatus for generating pre-coding matrix codebook. The method for generating pre-coding matrix codebook, comprising: acquiring a universal set of pre-coding matrixes in a first format; acquiring a universal set of pre-coding matrixes in a second format; selecting a first predetermined number of pre-coding matrixes in the first format from the universal set of pre-coding matrixes in the first format; and selecting a second predetermined number of pre-coding matrixes in the second format from the universal set of pre-coding matrixes in the second format, according to the selected first predetermined number of pre-coding matrixes in the first format. | 06-28-2012 |
20120213169 | METHOD AND APPARATUS FOR IMPLEMENTING DOWNLINK MULTIPLE-INPUT MULTIPLE-OUTPUT TRANSMISSION - User scheduling used in a downlink multiple-input-multiple-output (MIMO) transmission, including with respect to each of user groups in which the users having the same Precoding Matrix Indicator (PMI), causing to complement each other based on a predetermined scheduling rule, according to the information fed back by the users in a single-user feedback manner of the SU-MIMO, to form a candidate user set; and selecting a scheduled MU-MIMO transmission user set from all the candidate user sets. User feeding back and user selection and scheduling used in a downlink MIMO transmission is further provided and includes selecting and scheduling, based on a predetermined scheduling rule, according to at least two CQIs fed back by each user, so as to determine a scheduled MU-MIMO transmission user set. | 08-23-2012 |
20120257965 | COOLING FAN - A cooling fan, which may be installed on a corresponding position of the cooling fins of a CPU or a cooling hole-plate of a computer mainframe, includes: a fan body, a fan frame and a fan impeller. The fan frame is circular in shape. The fan body is arranged along the outer circumference of the fan frame. The fan impeller is installed in the fan frame. A rubber layer, which is formed by secondary injection molding, is arranged at the outer surface of the fan body and the contact parts between the cooling fins and the upper and lower edges of the fan frame, respectively. Through holes are provided at the upper and lower parts of four end corners of the fan body, respectively, and rubber layers are also provided at the inner walls of the through holes. | 10-11-2012 |
20120275415 | METHOD AND APPARATUS FOR CONVEYING DOWNLINK SCHEDULING SIGNALING - A method and an apparatus for conveying downlink scheduling signaling. The method comprises: generating a plurality of masking sequences corresponding to a plurality of predetermined downlink scheduling information including downlink physical resource assignment indicating information or power assignment information for a Demodulation Reference Signal (DMRS); and selecting a corresponding masking sequence from the plurality of masking sequences based on downlink scheduling information to be notified to a User Equipment (UE), and masking a Cyclic Redundancy Check (CRC) of a corresponding downlink control channel of the user equipment with the selected masking sequence for transmission. | 11-01-2012 |
20120278332 | CATEGORY-SENSITIVE RANKING FOR TEXT - Provided are methods, systems and apparatus which include computer program products, for generating topic models for text summarization In one aspect, a method includes receiving a first document of text that is associated with one or more category labels and that includes one or more sequences of one or more words, determining a category label that represents a first category associated with the first document, sampling the one or more sequences to determine a topic and a co-occurrence relationship between the topic and the category label, where a topic represents a subdivision within a category, sampling the one or more sequences to determine a co-occurrence relationship between a sequence in the first document and the topic, and generating a category-topic model that represents the co-occurrence relationships. | 11-01-2012 |
20120287966 | Code Generating Apparatus, Reference Signal Generating Apparatus, and Methods thereof - A demodulation reference signal generator includes a non-correlation sequence generator to generate a non-correlation sequence for RS of a first resource block; a first spectrum spreading unit to spread spectrums of elements in the non-correlation sequence for RS to be mapped to a first frequency resource of the first resource block, by using a first group of codes; a second spectrum spreading unit to spread spectrums of elements in the non-correlation sequence for RS to be mapped to a second frequency resource of the first resource block, using a second group of Codes; the first and second frequency resources are adjacent frequency resources used for RS transmission in the first resource block, and the first and second groups of Codes are mirrors in column to each other; and a mapping unit to map the spectrum-spread elements to the first and second frequency resources. | 11-15-2012 |
20130044716 | METHOD AND APPARATUS FOR APERIODICALLY TRANSMITTING SOUNDING REFERENCE SIGNAL - A method and apparatus that includes configuring the parameters of the sounding reference signal for the channel which is to be detected by a user device, in order to allocate the resource of the sounding reference signal for the user device; transmitting the information, which includes the sounding reference signal resource allocated to the user device, to the user device through a high layer signaling; and transmitting an activation signal to the user device through a low layer signaling to activate the user device to transmit the sounding reference signal. Therefore, an activation signal is transmitted to the user device by transmitting a low layer signaling with higher speed, thus the use efficiency of the resource of the sounding reference signal of the system can be improved, and more users can be supported by the system. | 02-21-2013 |
20130044717 | METHOD FOR TRANSMITTING SOUNDING REFERENCE SIGNALS AND PARAMETERS THEREOF, BASE STATION AND MOBILE STATION - A method for transmitting sounding reference signals (SRSs) and parameters thereof, a base station and a mobile station are provided by the present invention. The method for transmitting sounding reference signals includes: according to SRS parameters for one antenna received from a base station, allocating SRS resources for one antenna in a mobile station; according to the received SRS parameters and based on the predetermined relationships between SRS parameters of each antenna in the mobile station, determining SRS parameters of other antennas in the mobile station; according to the determined SRS parameters of the other antennas, allocating SRS resources for the other antennas; and transmitting corresponding SRS signals on the allocated SRS resources via the one antenna and the other antennas respectively. The method and apparatus can save signaling resources in a wireless communication system. | 02-21-2013 |
20130070580 | APPARATUS AND METHOD FOR ORTHOGONAL COVER CODE (OCC) GENERATION, AND APPARATUS AND METHOD FOR OCC MAPPING - An apparatus and method for Orthogonal Cover Code (OCC) generation, and OCC mapping, includes generating the first group of OCC sequences, which is used to generate the first group of OCC sequences; generating the second group of OCC sequences, which is used to mirror the columns of the first group of OCC sequences to generate the second group of OCC sequences; generating the third group of OCC sequences, which is used to perform cyclic shift on the column vectors of the first group of OCC sequences to generate the third group of OCC sequences; and generating the fourth group of OCC sequences, which is used to mirror the columns of the third group of OCC sequences to generate the fourth group of OCC sequences. | 03-21-2013 |
20130094281 | METHOD FOR MEASURING DATA RETENTION CHARACTERISTIC OF RESISTIVE RANDOM ACCESS MEMORY DEVICE - A method for measuring data retention characteristic of an RRAM device includes: a) controlling a temperature of a sample stage to maintain the RRAM device at a predetermined temperature; b) setting the RRAM device to a high-resistance state or a low-resistance state; c) measuring data retention time by applying a predetermined voltage to the RRAM device so that a resistive state failure of the RRAM device occurs; d) repeating the steps a)-c) to perform a plurality of measurements; e) calculating a resistive state failure probability F(t) of the RRAM device from the data retention time in the plurality of measurements; and f) fitting the resistive state failure probability F(t), and calculating predicted data retention time t | 04-18-2013 |
20130128847 | METHOD AND DEVICE FOR TRANSMITTING DOWNLINK CONTROL INFORMATION, METHOD AND DEVICE FOR RECEIVING DOWNLINK CONTROL INFORMATION, TERMINAL, BASE STATION AND COMMUNICATION SYSTEM - The present invention relates to a method and a device for transmitting downlink control information, a method and a device for receiving downlink control information and a terminal, a base station and a communication system which includes the terminal and the base station. The Resource Indication Values (RIVs) in the Downlink Control Information (DCI) are set to different values based on the function of the DCI to be transmitted according to the embodiment provided, wherein the different scopes of values are corresponding to the different functions of DCI. The different functions may be used as the configuration signaling of Sounding Reference Signal (SRS), or used as the scheduling signaling of Physical Uplink Shared Channel (PUSCH). The embodiment provided can distinguish the different downlink control information with the same length using the Resource Indication Value (RIV) in the Downlink Control Information (DCI). | 05-23-2013 |
20130155987 | Method of Resource Allocation, System and Transmitter - A method of resource allocation, system and transmitter that the method includes scheduling a plurality of receivers by a transmitter according to requests for transmitting uplink data sent by the plurality of receivers, determining, respectively for each of the plurality of receivers, the uplink shared transmission channel resources, the used mapping relation of resources and the final cyclic shift n(DM_RS) for indicating an uplink feedback channel, according to the result of scheduling, a predefined mapping relation of resources, a spare mapping relation of resources and the n(DM_RS) and notifying the plurality of receivers by the transmitter of the determined uplink shared transmission channel resources of the plurality of receivers, the used mapping relation of resources and the final n(DM_RS). | 06-20-2013 |
20130163570 | BASE STATION ON THE BASIS OF ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SCHEME AND INTERFERENCE COORDINATION METHOD THEREOF - A base station on the basis of orthogonal frequency division multiplexing solution and an interference coordination method thereof are provided. The base station can include an interference estimation unit, which estimates the interference state of each physical resource block according to the feedback information from the user equipment, and in the condition that the interference of the physical resource block is greater than or equal to a first threshold and less than or equal to a second threshold which is greater than the first threshold, the interference of the physical resource block is estimated as medium interference state. The base station can also include an interference coordination request unit, which at least responses the medium interference state estimation to transmit the interference coordination request to one or a plurality of predetermined base stations, wherein interference coordination request includes the information for indicating the interference state of said physical resource block. | 06-27-2013 |
20130188750 | METHOD AND APPARATUS FOR DETERMINING PRECODING MATRIX, WIRELESS COMMUNICATION SYSTEM - A method and apparatus for determining a precoding matrix and a wireless communication system. In data retransmission, when the retransmission rank is less than an initial transmission rank, the transmitting end selects a matrix having a maximum similarity with an initial transmission precoding matrix in spatial direction according to the retransmission rank. In multiple data retransmissions, precoding matrixes for the retransmissions are different from each other and may have a minimum similarity in the spatial direction, but have a maximum similarity with the initial transmission precoding matrix in the spatial direction. Or, the similarity between each retransmission precoding matrix and the initial transmission precoding matrix in the spatial direction progressively decreases. When precoding matrixes (or identity matrixes) are required for the initial transmission, precoding matrixes having the minimum similarity with each other in the spatial direction are selected according to the retransmission rank, and then orderly used in multiple retransmissions. | 07-25-2013 |
20130215759 | METHOD, UE AND BASE STATION FOR SENDING OR RECEIVING FEEDBACK INFORMATION OF DOWNLINK DATA - A method for sending feedback information of downlink data, which is applied to a user equipment in a multi-carrier wireless communication system, including: receiving downlink data sent on a plurality of downlink component carriers by a base station; detecting whether the downlink data are correctly received on the plurality of downlink component carriers respectively, and generating a plurality of acknowledge signals corresponding to the plurality of component carriers according to detection results; and selecting corresponding Physical Uplink Control CHannel (PUCCH) resources to send the feedback information of the downlink data to the base station according to correspondence relationship between the total number of the plurality of acknowledge signals and the maximum Component Carrier index number that is configured, wherein the feedback information comprises the total number of the plurality of acknowledge signals. | 08-22-2013 |
20130279359 | METHOD FOR MEASURING CHANNEL STATE INFORMATION, UE AND BASE STATION - A method for measuring channel state information, a UE and base station are described. The method includes: receiving in a subframe of Pico cell, by the user equipment, the channel state information reference symbol or common reference symbol of the Pico cell, the subframe of Pico cell corresponding to an almost blank subframe in a measurement set; and measuring the channel state information of the Pico cell based on the channel state information reference symbol or common reference symbol of the Pico cell. In certain embodiments, the UE configured with coordinated multi-point mode may measure the CSI of the Macro cell and the Pico cell without muting or with decreased muting by using the measurement set, thereby overcoming or partially overcoming the problems brought by RE muting. | 10-24-2013 |
20130286970 | METHOD FOR RESOURCE ALLOCATION, METHOD FOR CHANNEL STATE INFORMATION TRANSMISSION, BASE STATION AND USER EQUIPMENT - A method for resource allocation, method for channel state information transmission, base station and user equipment. Wherein the method for resource allocation includes: determining, by a base station, that it is necessary for a UE to report aperiodic CSI of relevant downlink CCs; and allocating, by the base station, corresponding resources to the UE according to the number of the relevant downlink CCs. The base station allocates corresponding resources to the UE in accordance with the number of relevant downlink CCs, resource allocation is flexible, and the transmission of UCI in case of multiple carriers is supported. | 10-31-2013 |
20130294381 | Method for Transmitting Sounding Reference Symbol, Base Station and User Equipment - A method for transmitting a sounding reference symbol, that includes generating by a base station downlink control information for uplink transmission, the downlink control information includes indication information on indicating user equipment whether to transmit an aperiodic sounding reference symbol and on the resource used in transmitting the aperiodic sounding reference symbol; and a bit of a new data indicator in the downlink control information and a bit of an aperiodic sounding reference symbol request being used to carry the indication information and transmitting the downlink control information to the user equipment, such that the user equipment transmits the aperiodic sounding reference symbol according to the indication information contained in the downlink control information. | 11-07-2013 |
20130301575 | METHOD FOR ALLOCATING RESOURCE, METHOD FOR TRANSMITTING CHANNEL STATE INFORMATION, BASE STATION AND USER EQUIPMENT - A method for transmitting channel state information, base station and user equipment, includes generating by a base station control information for uplink transmission in a user equipment specific search space, the control information includes indication information indicating the user equipment whether to report aperiodic channel state information of related downlink component carriers, and indicating the index number(s) and number of the related downlink component carriers when reporting the aperiodic channel state information of the related downlink component carriers, the index number of modulation and coding scheme and the used resource. The indication information is borne by the bit of a new data indicator in the control information and the bit of an aperiodic channel quality indication request; and transmitting by the base station the control information to the user equipment. | 11-14-2013 |
20140050174 | METHOD FOR CONFIGURING RESOURCE, METHOD FOR TRANSMITTING RESPONSE SIGNAL, BASE STATION AND USER EQUIPMENT - A method for configuring resource, method for transmitting response signal, base station and user equipment. The method for configuring resource comprises: configuring a PHICH resource in a data region of a second slot in the data resources scheduled to user equipment in a current subframe. The base station may transmit a response signal via the configured data resource. As a new PHICH resource is configured, the problem of inadequate PHICH resources existed at present is solved. | 02-20-2014 |
20140050277 | METHOD AND APPARATUS FOR SELECTING MULTI-USER PAIRING IN A MULTI-USER MULTI-INPUT MULTI-OUTPUT SYSTEM - The method includes calculating by user equipment an SINR of each of precoding vectors in a precoding matrix; whether there is an SINR greater than a first threshold in the SINRs of the precoding vectors; selecting by the user equipment a precoding vector to which the SINR greater than the first predetermined threshold corresponds according to a predefined policy; and feeding back by the user equipment to a base station a PMI of the selected precoding vector and a quantified value of the corresponding SINR, or feeding back by the user equipment to a base station a PMI of the selected precoding vector, a quantified value of the corresponding SINR and a number of times of transformation to which the SINR corresponds, or feeding back by the user equipment to a base station only a number of times of transformation. | 02-20-2014 |
20140056267 | POWER COMPENSATING METHOD, USER EQUIPMENT AND BASE STATION - Embodiments of the present invention provide a power compensating method, user equipment and base station. The method comprises: receiving by the base station a pathloss value reported by the user equipment, or calculating the pathloss value according to a reference signal receiving power value reported by the user equipment; and compensating for power according to the pathloss value. With the embodiments of the present invention, power of signals may be compensated, and the power of the receiving side is made identical in uplink or downlink transmission, thereby multiplexing a transmission mode based on a codebook. | 02-27-2014 |
20140056269 | METHOD FOR CONFIGURING TRANSMISSION MODE, USER EQUIPMENT AND BASE STATION - Embodiments of the present invention provide method for configuring a transmission mode, user equipment and a base station. The method includes: receiving, by the user equipment, a higher layer signaling transmitted by the base station, the higher layer signaling containing information instructing the user equipment to configure a transmission mode; and configuring the transmission mode for the user equipment according to the information, the transmission mode being based on a CRS or a DM-RS. With the embodiments of the present invention, reusable bandwidth resources may be increased. | 02-27-2014 |
20140064394 | USER EQUIPMENT, BASE STATION AND METHOD FOR SELECTING REMOTE RADIO HEAD - The present invention relates to a User Equipment (UE), a base station and a method for selecting a Remote Radio Head (RRH). A UE, including: a storage unit configured to store a code book including a plurality of precoding matrixes which contain a precoding matrix having an element zero corresponding to an antenna; a precoding matrix selection unit configured to select the precoding matrix to be used according to the code book stored in the storage unit; and a report unit configured to report an index of the precoding matrix selected by the precoding matrix selection unit. In the preferred embodiments, elements of a same precoding matrix for antennas of same RRH are all zero or non-zero. | 03-06-2014 |
20140079095 | CODE GENERATING APPARATUS, REFERENCE SIGNAL GENERATING APPARATUS, AND METHODS THEREOF - A code generating apparatus, demodulation reference signal generating apparatus, and methods thereof. The demodulation reference signal generator includes generating a non-correlation sequence for RS of a first resource block; spreading spectrums of elements in the non-correlation sequence for RS to be mapped to a first frequency resource of the first resource block, by using a first group of codes; second spreading spectrums of elements in the non-correlation sequence for RS to be mapped to a second frequency resource of the first resource block, by using a second group of Codes; the first and second frequency resources are adjacent frequency resources in frequency resource elements used for RS transmission in the first resource block, and the first and second groups of Codes are mirrors in column to each other; and mapping the spectrum-spread elements to the first and second frequency resources, respectively. | 03-20-2014 |
20140112295 | DOWNLINK PRECODING METHOD AND DATA INTERACTING METHOD FOR COORDINATED MULTI-POINT TRANSMISSION SYSTEM AND APPARATUS - Embodiments of the present invention provide a downlink precoding method and data interacting method for coordinated multi-point transmission system and apparatus. The downlink precoding method includes: acquiring a precoding matrix indicator by a cooperating point and determining the precoding matrix of the cooperating point according to the precoding matrix indicator, the number of columns of the precoding matrix of the cooperating point being less than that of columns of the precoding matrix of a serving point; and performing, by the cooperating point, downlink precoding to the data to be transmitted according to the determined precoding matrix of the cooperating point. With the methods and apparatuses of the embodiments of the present invention, as the cooperating points participate only in the transmission of data of part of layers in the coordinated scenarios, the complexity of calculation and the feedback overhead are lowered in the UE end. | 04-24-2014 |
20140119321 | SOUNDING REFERENCE SYMBOL SENDING METHOD, BASE STATION, AND USER EQUIPMENT - A method for transmitting sounding reference symbol, a base station and user equipment. The method comprises: configuring, by a base station, user equipment of a CoMP transmission mode, with parameter configuration information for transmitting SRS, the parameter configuration information including a frequency comb of the SRS and one or more pieces of the following information: cyclic shift, root sequence information, power control information, and transmission duration information, of the SRS; and transmitting the parameter configuration information to the user equipment by the base station, such that the user equipment transmits the SRS to the base station according to the parameter configuration information. The method is simple and flexible, efficiently uses limited SRS resources, and solves the problem in the prior art. | 05-01-2014 |
20140119322 | POWER COMPENSATION METHOD, BASE STATION, AND TERMINAL EQUIPMENT - A power compensation method, base station and user equipment. The method includes: transmitting, by a base station, when an expanded UE-specific PDCCH is amplitude phase keying modulated, a first ratio of the EPRE of the expanded UE-specific downlink control channel to the EPRE of a DM-RS in a first time slot occupied by the expanded UE-specific PDCCH, so that the terminal equipment performs power compensation in decoding the received data transmitted by the base station according to the first ratio, thereby ensuring correct demodulation of the received data by the terminal equipment. | 05-01-2014 |
20140119335 | METHOD FOR TRANSMITTING DOWNLINK CONTROL SIGNALING, METHOD FOR SEARCHING DOWNLINK CONTROL SIGNALING AND APPARATUS USED FOR THE SAME - Embodiments of the present invention provide a method for transmitting downlink control signaling, a method for searching downlink control signaling and an apparatus used for the same. The method for transmitting includes: transmitting downlink control information (DCI) in a common search space of a control region of a wireless communications system, the DCI indicating a search space of a UE-specific physical downlink control channel (PDCCH) located in a data region of the wireless communications system, the DCI further including a predetermined identifier for identifying the DCI. With the methods and apparatuses of the embodiments of the present invention, the search space of the PDCCH may be dynamically adjusted, thereby saving signaling overhead, and avoiding inconsistence of the search space of the base station and that of the UE. | 05-01-2014 |
20140133345 | METHOD AND APPARATUS FOR ESTABLISHING MAPPING RELATIONSHIP AND METHOD AND APPARATUS FOR FEEDING BACK CHANNEL QUALITY INFORMATION - A method and apparatus for establishing a mapping relationship and for feeding back channel quality information. The methods are applicable to terminal equipment configured with a coordinated multiple-point feedback mode, the method for establishing a mapping relationship includes: determining, by terminal equipment, the number of bits for denoting differential channel quality information and mapping relationship between each of bit values of the differential channel quality information and an offset reference value according to a CoMP transmission mode, so as to feed back the differential channel quality information by using the mapping relationship; wherein in the mapping relationship, a plurality of offset reference values to which the bit values in an order from small to large correspond are a plurality of incremental integers. | 05-15-2014 |
20140133440 | METHOD FOR SENDING AND RECEIVING DOWNLINK CONTROL INFORMATION, BASE STATION, AND MOBILE TERMINAL - The present invention relates to methods for sending and receiving downlink control information, a base station, and a mobile terminal. The method for sending downlink control information comprises: sending first downlink control information to a mobile terminal, the first downlink control information being a part of downlink control information and comprising resource allocation information; on resource specified by the resource allocation information, sending second downlink control information to the mobile terminal, the second downlink control information being the other part, different from the first downlink control information, of the downlink control information. | 05-15-2014 |
20140133441 | METHOD AND APPARATUS FOR TRANSMITTING CONTROL SIGNALING - A method and apparatus for transmitting control signaling includes: transmitting indication information on a transmission location of control signaling by a base station to a mobile station configured as an open-loop MIMO transmission mode; transmitting the control signaling by the base station in a data region by using the open-loop MIMO transmission mode or a transmit diversity transmission mode if the location for transmitting the control signaling indicated by the information on a transmission location of control signaling is located at the data region. Whereby the number of mobile stations to be scheduled in a cell is increased and results in the scheduling information to be transmitted in a subframe increased, the control signaling of a mobile station configured as an open-loop MIMO transmission mode is placed in a data region for transmission, thereby increasing the number of UE scheduled, increasing the throughput of the system. | 05-15-2014 |
20140133448 | METHOD AND APPARATUS FOR UPLINK POWER CONTROL - A method and apparatus for uplink power control, including: transmitting, by user equipment, a sounding reference signal (SRS) to a network side according to a received triggering signal; receiving, by the user equipment, a path loss compensation value calculated based on the SRS and transmitted by the network side; estimating, by the user equipment, a path loss value according to a received cell-specific reference signal (CRS); and performing, by the user equipment, power compensation according to the path loss compensation and path loss values. On the basis of the original uplink power control performed according to the path loss estimated based on the downlink CRSs, the network side estimates the path loss compensation value of the UE by triggering the RRH UE to transmit aperiodic SRSs, and informs the UE in a semi-static manner, compensating for the inaccuracy of estimation of path loss and ensuring the efficiency of power control. | 05-15-2014 |
20140133449 | POWER CONTROL METHOD AND TERMINAL EQUIPMENT - A power control method and terminal equipment including: dropping, by terminal equipment, an SRS signal in other serving cell(s) or puncturing symbols of a PRACH signal in a secondary serving cell within the same OFDM symbol as the SRS signal in the other serving cell(s), when the terminal equipment needs to transmit the PRACH signal in the secondary serving cell and transmit the uplink SRS signal in the other serving cell(s) within the same OFDM symbol. | 05-15-2014 |
20140153432 | METHOD FOR REPORTING CHANNEL STATE INFORMATION, USER EQUIPMENT AND BASE STATION - Embodiments of the present invention provide a method for reporting channel state information, user equipment and base station. The method includes: receiving, by user equipment, an indication signaling transmitted by a base station, the indication signaling comprising identification information for triggering report of aperiodic channel state information; determining a measurement set of the report of the aperiodic channel state information according to the identification information; and reporting corresponding channel state information to the base station according to the measurement set. With the embodiments of the present invention, the needed aperiodic CSI may be quickly fed back, thereby achieving relatively flexible aperiodic report. | 06-05-2014 |
20140153524 | METHOD FOR RESOURCE ASSIGNMENT, BASE STATION AND TERMINAL EQUIPMENT - A method for resource assignment, base station and terminal equipment. The method includes: determining resource block group sizes or numbers of resource block subsets to which a stand-alone carrier and a carrier segment correspond; and assigning a resource to terminal equipment according to the resource block group sizes or the numbers of the resource block subsets. With this method, waste of RBs in the resource assignment type 0 may be avoided on the one hand, and on the other hand, a solution for resource assignment of the resource assignment type 1 is provided. | 06-05-2014 |
20140185699 | DATA TRANSMISSION METHOD AND SYSTEM, TRANSMITTER, AND RECEIVER - A data transmission method and system, transmitter and receiver. The method includes: mapping, by a transmitter, a plurality of data streams to a plurality of antennas of the transmitter by using precoding matrices and transmitting the plurality of data streams to a receiver via the plurality of antennas, wherein the transmitter selects the precoding matrices by taking a resource block as a granularity. With the embodiments of the present invention, the transmitter may transmit data streams to the receiver by using the precoding matrices W, and selects the precoding matrices W by taking a resource block (RB) as a granularity, so as to support DM-RS demodulation, and the receiver is not needed to perform PMI feedback, which is also applicable to a scenario where user feedback is not supported or PMI feedback is inaccurate, thereby achieving open-loop spatial multiplexing CoMP transmission. | 07-03-2014 |
20140211712 | METHOD FOR TRANSMITTING DOWNLINK CONTROL INFORMATION, METHOD FOR BLIND DETECTION, BASE STATION AND TERMINAL EQUIPMENT - A method for transmitting Downlink Control Information (DCI), a method for blind detection, a base station and terminal equipment, including: a base station generates a DCI, such that a bit length of the DCI of terminal equipment configured with a carrier segment is equal to that of a DCI of the same format of terminal equipment not configured with a carrier segment; the base station transmits the DCI for the terminal equipment configured with the carrier segment in a common search region of a control channel. Or the base station transmits user-specific DCI in a user-specific search region for the terminal equipment configured with the carrier segment, while does not transmit corresponding user-specific DCI in the common search region of the control channel. The bit length of the common search region will not be increased, avoiding the increase of the number of blind detections at the terminal equipment. | 07-31-2014 |
20140211751 | METHOD FOR TRANSMITTING AN ENHANCED CONTROL SIGNALING, BASE STATION AND USER EQUIPMENT - A method for transmitting an enhanced control signaling, a base station and user equipment (UE) are applicable to a coordinated multipoint transmission mode. The method including: transmitting, by a pico base station, an enhanced physical control format indication signaling (E-PCFICH) to UE configured with the mode, the E-PCFICH including control signaling length, wherein the control signaling length is of a pico cell, or a maximum value of control signaling lengths of a macro cell and a pico cell. With the embodiments of the invention, the E-PCFICH including control signaling length is adopted in a pico cell, so that the UE can determine a starting position of the data area PDSCH of the pico cell according to the control signaling length, thereby solving the problem that the data area of the pico cell cannot be accurately determined under the CoMP mode, and ensuring that the UE correctly receives data. | 07-31-2014 |
20140247808 | METHOD AND APPARATUS FOR ENHANCING SYNCHRONIZATION IN A HETEROGENEOUS NETWORK - A method and apparatus for enhancing synchronization in a heterogeneous network, including transmitting an auxiliary synchronization signal by a base station in a pico cell, a transmission interval of the auxiliary synchronization signal being 10 ms or 5 ms, and the auxiliary synchronization signal being located in a 0 | 09-04-2014 |
20140257715 | Robust Power Flow Methodologies for Distribution Networks with Distributed Generators - A method predicts power flow in a distributed generation network of at least one distributed generator and at least one co-generator, where the network is defined by a plurality of network nonlinear equations. The method includes applying an iterative method to the plurality of network nonlinear equations to achieve a divergence from a power flow solution to the plurality of network nonlinear equations. The method also includes applying the iterative method to find a first solution to a plurality of simplified nonlinear equations homotopically related by parameterized power flow equations to the plurality of network nonlinear equations. The method further includes iteratively applying the iterative method to the parameterized power flow equations starting with the first solution to achieve the power flow solution to the plurality of network nonlinear equations. | 09-11-2014 |
20140293922 | METHOD AND APPARATUS FOR RESOURCE MAPPING OF A PHYSICAL DOWNLINK CONTROL CHANNEL - A method for resource mapping of a physical downlink control channel (PDCCH), including: determining the number of resource sub-blocks to which a predefined number of enhanced control channel elements (eCCEs) correspond, according to the size of a resource sub-block in one resource block (RB); determining the number of RBs onto which the predefined number of eCCEs are needed to be mapped, according to the number of resource sub-blocks to which the predefined number of eCCEs correspond; and mapping eCCEs within the PDCCH to RBs according to the number of RBs onto which the predefined number of eCCEs are needed to be mapped; wherein locations of resource sub-blocks to which the eCCEs or the predefined number of eCCEs within the PDCCH correspond are different in each of the RBs. | 10-02-2014 |
20140293924 | MAPPING METHOD AND APPARATUS FOR A SEARCH SPACE OF A PHYSICAL DOWNLINK CONTROL CHANNEL - Embodiments of the present invention provide a mapping method and apparatus for a search space of a physical downlink control channel. The method includes: determining a search space allocated to the PDCCH according to a resource allocation scheme; and mapping each of candidates of the PDCCH to a logic time frequency resource of the search space according to a predefined interval. With the method and apparatus of the embodiments of the present invention, a frequency selective scheduling gain is obtained by mapping different candidates onto discrete time frequency resources, or a frequency diversity gain is obtained by mapping one candidate onto discrete time frequency resources, thereby improving the performance of the PDCCH. | 10-02-2014 |
20140301358 | Code Generating Apparatus, Reference Signal Generating Apparatus, and Methods Thereof - A code generating apparatus, demodulation reference signal generating apparatus, and methods thereof. The demodulation reference signal generator includes generating a non-correlation sequence for RS of a first resource block; spreading spectrums of elements in the non-correlation sequence for RS to be mapped to a first frequency resource of the first resource block, by using a first group of codes; second spreading spectrums of elements in the non-correlation sequence for RS to be mapped to a second frequency resource of the first resource block, by using a second group of Codes; the first and second frequency resources are adjacent frequency resources in frequency resource elements used for RS transmission in the first resource block, and the first and second groups of Codes are mirrors in column to each other; and mapping the spectrum-spread elements to the first and second frequency resources, respectively. | 10-09-2014 |
20140301430 | Code Generating Apparatus, Reference Signal Generating Apparatus, and Methods Thereof - A code generating apparatus, demodulation reference signal generating apparatus, and methods thereof. The demodulation reference signal generator includes generating a non-correlation sequence for RS of a first resource block; spreading spectrums of elements in the non-correlation sequence for RS to be mapped to a first frequency resource of the first resource block, by using a first group of codes; second spreading spectrums of elements in the non-correlation sequence for RS to be mapped to a second frequency resource of the first resource block, by using a second group of Codes; the first and second frequency resources are adjacent frequency resources in frequency resource elements used for RS transmission in the first resource block, and the first and second groups of Codes are mirrors in column to each other; and mapping the spectrum-spread elements to the first and second frequency resources, respectively. | 10-09-2014 |
20140307680 | METHOD FOR LINKAGE RESOURCE ASSIGNMENT, UE, METHOD FOR MULTIPLEXING TRANSMISSION AND ENB - Embodiments of the present application provide a method for linkage resource assignment, UE, a method for multiplexing transmission and an eNB. The method for linkage resource assignment includes: acquiring, by UE, a lowest PRB index assigned to a PUSCH, cyclic shift information of an uplink DM-RS, and an initial position of a physical resource occupied by uplink grant signaling; and calculating group identification and sequence identification of a PHICH or an ePHICH, according to the lowest PRB index of the PUSCH, the cyclic shift information of the uplink DM-RS, and the initial position of physical resource occupied by uplink grant signaling, so as to determine whether the PHICH or the ePHICH is assigned to the UE. With the embodiments of the present application, a collision of a PHICH or an ePHICH may be reduced. | 10-16-2014 |
20140314201 | METHODS AND APPARATUSES FOR MEASURING EFFECTIVE ATOMIC NUMBER OF AN OBJECT - Methods and apparatuses for measuring an effective atomic number of an object are disclosed. The apparatus includes: a ray source configured to product a first X-ray beam having a first energy and a second X-ray beam having a second energy; a Cherenkov detector configured to receive the first X-ray beam and the second X-ray beam that pass through an object under detection, and to generate a first detection value and a second detection value; and a data processing device configured to obtain an effective atomic number of the object based on the first detection value and the second detection value. The Cherenkov detector can eliminate disturbance of X-rays below certain energy threshold with respect to the object identification, and thus accuracy can be improved for object identification. | 10-23-2014 |
20140317494 | METHOD AND DEVICE FOR UPDATING ELECTRONIC DOCUMENT - A method for a device to update an electronic document includes obtaining data update information and use record information of the electronic document, the data update information including a first position in the electronic document where an updating is to be performed, the use record information including a second position; determining whether the first position in the data update information is before the second position in the use record information; adjusting the use record information according to the data update information, if it is determined that the first position in the data update information is before the second position in the use record information; and updating the electronic document according to the data update information and the adjusted use record information. | 10-23-2014 |
20140334333 | METHOD AND APPARATUS FOR DETERMINING DOWNLINK COORDINATED MULTIPOINT MEASUREMENT SET - A method and apparatus for determining a downlink coordinated multipoint measurement set. The method includes: receiving reference signal receiving power of a channel state information reference signal transmitted by each point in an RRM measurement set reported by UE; wherein the reference signal receiving power of each point in the RRM measurement set is measured by the UE based on more than one groups of preconfigured channel state information reference signal resources; and determining the downlink coordinated multipoint measurement set according to the reference signal receiving power reported by the UE. With the method, the UE needs not to measure RSRP of all the points for transmitting signals, thereby avoiding waste of resources, and solving problems in the prior art. | 11-13-2014 |
20140379832 | FTP DATA TRANSMISSION IN STACK SYSTEM - According to an example, a file transfer protocol data transmission method applied in a stack system includes an FTP server master process receiving a file transfer request from an FTP client, for a file requested by the file transfer request, the FTP server master process judging whether the file and the FTP server master process are in a same chassis, when the file and the FTP server master process are not in the same chassis, the FTP server master process sends a file transfer notice to an FTP server slave process running on a chassis which is in the stack system and which the file is in. | 12-25-2014 |
20150067887 | DIGITAL CONTENT RIGHTS MANAGEMENT METHOD AND SYSTEM - A digital content rights management method and system belongs to the digital content rights management technique field. The method of the invention includes the steps: registering the system, generating the time stamp, verifying the time stamp when the system starts up, acquiring the certificate, verifying the time before accessing the digital content. The system of the invention comprises a device for accessing the digital content and a server, wherein the device for accessing the digital content comprises: a registering module, a time stamp generating module, a time stamp verification module, a certificate of authorization acquiring module, and a time verification module. The method and system have solved the problem that the digital content can still be used beyond the time limit. | 03-05-2015 |
20150085750 | METHOD FOR FEEDING BACK CHANNEL STATE INFORMATION, UE AND SYSTEM - A method for feeding back channel state information, UE and system. The method is applicable to a CoMP transmission system and includes: feeding back channel state information to a network side by way of concatenating more than one pieces of channel state indication information in a bit domain. In this way, a method for feeding back multiple pieces of CSI in the CoMP transmission may be provided. Furthermore, RI information and CQI/PMI information in the CSI may be respectively encoded and mapped, so as to ensure reliable transmission of the RI information and CQI/PMI information. | 03-26-2015 |