Patent application number | Description | Published |
20140123811 | Continuous hydrogen pulverization method and production device of rare earth permanent magnetic alloy - A continuous hydrogen pulverization method of a rare earth permanent magnetic alloy includes: providing a hydrogen adsorption room, a heating dehydrogenation room and a cooling room in series, applying hydrogen adsorption, heating dehydrogenation and cooling on a rare earth permanent magnetic alloy in the production device at the same time, wherein collecting and storing under an inert protection atmosphere can also be provided. Continuous production is provided under vacuum and the inert protection atmosphere in such a manner that an oxygen content of the pulverized powder is low and a proportion of single crystal in the powder is high. | 05-08-2014 |
20140127072 | Continuous sintering method for rare earth permanent magnetic alloy and equipment therefor - A continuous sintering method for rare earth permanent magnetic alloy comprises: connecting a preparation chamber, a glove chamber and a sealed transmission chamber, a sealed chamber, a charging chamber, a preheating chamber, a heating and de-airing chamber, a sintering chamber and a cooling chamber one after another. A press formed blank of rare earth permanent magnetic alloy powder is transmitted under oxygen free condition, and processed with heating and de-airing, sintering and cooling. The preparation chamber, the glove chamber and the sealed transmission chamber are transmitted by bottom rollers, transmissions of other chambers are provided on a top portion of each chamber, and conveyed by roller rails. The rollers of the charging rack are suspended on rails of the transmissions. The drawer model charging rack is capable of loading multiple charging box. | 05-08-2014 |
20140348690 | Method for flexibly sintering rare earth permanent magnetic alloy and sintering equipment thereof - A method for flexibly sintering rare earth permanent magnetic alloy comprises: (1) weighing fine powder of rare earth permanent magnetic alloy, loading the fine powder in moulds, and orientedly compacting the fine powder in a press machine and in inert atmosphere to obtain blanks and loading the blanks into charging boxes; (2) opening the two isolating valves connected with each other; wherein after a first rolling wheel transmission in the second conveying vehicle transfers the charging tray into the first chamber of the glove box, the two isolating valves are closed, and the second conveying vehicle leaves; (3) locking two matching flanges of the two isolating valves tightly; (4) locking matching flanges tightly; and (5) processing the blanks with heating and heat preservation according to a preset process curve; wherein the blanks are sintered at a highest temperature of 1200° C. | 11-27-2014 |
20140352909 | Vacuum induction melting and strip casting equipment for rare earth permanent magnetic alloy - A vacuum induction melting and strip casting equipment for rare earth permanent magnetic alloy includes a vacuum induction melting and strip casting chamber, a material receiving heat preservation treatment chamber, a cooling chamber and an isolation valve. The isolation valve is located between the material receiving heat preservation treatment chamber and the cooling chamber, the vacuum induction melting and strip casting chamber is located above the material receiving heat preservation treatment chamber, an outlet of a material guiding tube of the vacuum induction melting and strip casting chamber is corresponding to the material receiving heat preservation treatment chamber. Water-cooled electrodes, a vacuum pumping device, an inert gas introduction pipeline, a temperature measurement mechanism, a pressure gauge, a vacuum gauge and a safety valve are provided on the vacuum induction melting and strip casting chamber. The present invention improves the production efficiency and has high production performance and good consistence. | 12-04-2014 |
Patent application number | Description | Published |
20080213308 | Imidazoquinoline Compounds - The invention provides novel compositions comprising imidazoquinoline compounds. Also provided are methods of administering the compositions in an effective amount to enhance the immune response of a subject. Further provided are novel compositions and methods of administering the compositions in combination with (an)other agent(s). | 09-04-2008 |
20100004237 | 2-Amino-7,8-dihydro-6H-pyrido[4,3-D]pyrimidin-5-ones - Disclosed are 2-amino-7,8-dihydro-6H-pyrido[4,3-d]pyrimidin-5-one compounds, their stereoisomers, tautomers, pharmaceutically acceptable salts, and prodrugs thereof; compositions that include a pharmaceutically acceptable carrier and one or more of the 2-amino-7,8-dihydro-6H-pyrido[4,3-d]pyrimidin-5-one compounds, either alone or in combination with at least one additional therapeutic agent. Disclosed also are methods of using the 2-amino-7,8-dihydro-6H-pyrido[4,3-d]pyrimidin-5-one compounds, either alone or in combination with at least one additional therapeutic agent, in the prophylaxis or treatment of cellular proliferative, viral, autoimmune, cardiovascular, and central nervous system diseases. | 01-07-2010 |
20100048561 | QUINAZOLINES FOR PDK1 INHIBITION - The invention provides quinazoline compounds that are inhibitors of PDK1. Also provided are pharmaceutical compositions including the compounds, and methods of treating proliferative diseases, such as cancers, with the compounds or compositions. | 02-25-2010 |
20100216767 | QUINAZOLINES FOR PDK1 INHIBITION - The invention provides novel compounds that are inhibitors of PDK1. Also provided are pharmaceutical compositions including the compounds, and methods of treating proliferative diseases, such as cancers, with the compounds or compositions. | 08-26-2010 |
Patent application number | Description | Published |
20090048451 | Synthesis of triazole derivatives from Lewis base mediated nitroalkene-aldehyde coupling - In the present invention a method to synthesize a triazole derivative from a Lewis base mediated nitroalkene-aldehyde coupling is revealed. In this synthesis a nitroalkene is reacted with an aromatic aldehyde in the presence of a Lewis Base, NaN | 02-19-2009 |
20090200486 | Quantum dot-DNA-metallic nanoparticle ensemble as fluorescent nanosensor system for multiplexed detection of heavy metals - A first embodiment is a quantum dot-DNA-metallic ensemble that can be used as a fluorescent nanosensor for multiplexed detection of the presence and the quantity of one or more target ions in a single assay. In this design, DNA-functionalized multi-colored quantum dots are used as energy donors and god nanoparticles are used as energy acceptors. This design allows for flexibility and a selective binding of a target ion to oligonucleotides, drives the formation of DNA helixes, which bring a quantum dot and metallic nanoparticle into close proximity, leading to a fluorescence emission energy transfer. The energy transfer is detected and the presence and the quantity of the target ion can be confirmed. | 08-13-2009 |
20100069644 | Method of regio-selective synthesis of tri-substituted-1, 2, 3-triazoles - The embodiments provide for region-selective synthesis of tri-substituted 1,2,3-traizoles. A first embodiment provides for the selective N-2 alkylation of a 4,5-disubstituted 1,2,3-triazole. A second embodiment provides for the selective acetylation of a 4,5-disubstituted 1,2,3-triazole. A third embodiment provides for the selective arylation of a 4,5-disubstituted 1,2,3-triazole. | 03-18-2010 |
20110245507 | 1,2,3-TRIAZOLE BOUND BORANE COMPOUNDS, SYNTHESIS OF, AND USE IN REDUCTION REACTIONS - A 1,2,3-triazole coordinated borane such as | 10-06-2011 |
20110282071 | 1,2,3-triazole based metal-organic framework as photo-active materials - A TAF compound that can have substitutions on either of the two benzene rings and/or the C-5 position of the triazole to alter the properties of the TAF compound can be | 11-17-2011 |
20140371465 | 1,2,3-Triazole Based Metal-Organic Framework as Photo-Active Materials - A TAF compound that can have substitutions on either of the two benzene rings and/or the C-5 position of the triazole to alter the properties of the TAF compound can be | 12-18-2014 |
Patent application number | Description | Published |
20100135420 | ANTENNA MULTIPLEXING SYSTEM AND METHOD OF SMART ANTENNA AND MULTIPLE-INPUT MULTIPLE-OUTPUT ANTENNA - An antenna multiplexing system and a method of a smart antenna and a Multiple-Input Multiple-Output antenna are provided, wherein the system includes a MIMO antenna array and a smart antenna array, the smart antenna array includes several groups of antenna array elements in which the distance between neighbor antenna array elements is less than or equal to one half of wavelength, and the smart antenna array comprises at least two groups of antenna array elements with the coherence sufficient for the requirement of the MIMO applications. The method includes: in accordance with the type of the data to be transmitted, determining a transmitting mode and processing the data to be transmitted accordingly, and in accordance with the transmitting mode, controlling the MIMO antenna array or smart antenna array, so as to transmitting the data to the mobile terminal. With the premise that the actual coverage of TD-SCDMA system should be further improved, the requirement of higher user throughout could be met, and the MIMO antenna system could satisfy the requirement of the future system evolution. Both of the applications of the MIMO and the smart antenna could be met with the use of the same antenna feeding system, and the adaptive switching of the MIMO and the smart antenna with respect to the user could be achieved. | 06-03-2010 |
20100164804 | COMMUNITY ANTENNA SYSTEM IN THE CLOSED LOOP MODE AND THE METHOD THEREOF - A community antenna system in a closed loop mode and a method thereof are provided, the system includes two groups of pre-weighting processing modules, beamforming modules and antenna arrays connected in turn. The method includes the following processes: performing the pre-weighting processing on a transmission signal respectively according to the channel information corresponding to each of two antenna arrays; determining beamforming weight vectors according to two groups of steering vectors corresponding to the two antenna arrays, and performing weighting processing on the two pre-weighting processed transmission signals respectively to form two directional beams directed to the receiving antenna of a target mobile terminal; and transmitting the two directional beams via two antenna arrays with orthogonal polarization modes respectively. | 07-01-2010 |
20110038277 | METHOD AND EQUIPMENT FOR DETERMINING THE TRANSMISSION RESOURCE OF CHANNEL QUALITY INDICATOR - A method and equipment for determining the transmission resource of channel quality indicator are disclosed. They are applied in Time Division Duplex TDD system and Half Duplex-Frequency Division Duplex HD-FDD system when Discontinuous Reception DRX operation is adopted. The method includes the following steps: determining the location of the downlink subframe where the start point of monitoring Physical Downlink Control Channel PDCCH in DRX cycle is located; determining whether the transmission resource used for transmitting the Channel Quality Indicator CQI is an uplink subframe previous to the determined location or one or more uplink subframes after the determined location. Availability of the CQI information when performing downlink schedule is guaranteed, and the transmission resource used for transmitting CQI can be effectively saved. | 02-17-2011 |
20120201230 | Method for Transmitting Physical Downlink Control Channel (PDCCH) Information, Method for Determining PDCCH Search Space and Devices Thereof - A method for transmitting Physical Downlink Control Channel (PDCCH) information, a method for determining PDCCH search space and devices thereof are disclosed in the present embodiments. The method for determining PDCCH search space includes the following step: Node B (NB) determines the different search spaces corresponding to different PDCCHs according to Carrier Indicator (CI) information. By applying the technical solution provided in the embodiments of the present invention, the CI information is introduced in the search space determining process, so that different search spaces can be allocated to the cross-carrier PDCCHs of one User Equipment (UE) and the NB and UE are able to exactly determine the search spaces of PDCCHs in each downlink carrier, therefore reducing the blocking probability during PDCCH scheduling process and improving the reliability of PDCCH transmission. | 08-09-2012 |
20120307768 | METHOD, DEVICE AND SYSTEM FOR INDICATING USER EQUIPMENT-SPECIFIC DEMODULATION REFERENCE SIGNAL - A method, a device and a system for indicating terminal specific Demodulation Reference Signal (DMRS) are provided by the invention. The method includes that: a network side creates signal indicating information, and sends the created signal indicating information to a terminal (S | 12-06-2012 |
20120309406 | METHOD FOR INTERFERENCE SUPPRESSION - An interference suppression method is provided. A method includes the following steps: determining, by a Femtocell, a set of Femtocells which generate interference with said Femtocell based on information measured by and feedbacked from subscribers which are served by said Femtocell, and delivering the cell IDs of all Femtocells in said set to a Femtocell gateway; establishing, by the Femtocell gateway, a relationship graph on interference among Femtocells according to information delivered from the Femtocells, and clustering the Femtocells based on said relationship graph; determining the range influenced by each Femtocell cluster; allocating resources to the Femtocells in each isolated cluster or in the range influenced by each cluster. It may ensure liable communications of Femtocell subscribers as possible, and/or may maximize spectrum efficiency and system capacity of the Femtocell layer as possible. | 12-06-2012 |
20130039319 | METHOD, APPARATUS AND SYSTEM FOR SENDING AND RECEIVING SOUNDING REFERENCE SIGNAL - A method, an apparatus and a system for sending Sounding Reference Signal (SRS) and a method, an apparatus and a system for receiving SRS are disclosed in the present invention, which are used to reduce the requirement for Time Frequency Code (TFC) resource during the process of sending the SRS, and meanwhile to ensure the precision of channel information estimation. The method includes the steps of: determining a first frequency band required by sending the SRS, and determining a second frequency band whose width is smaller than the width of the first frequency band; according to the mode that the average interval for sending the SRS on the first frequency band is larger than the average interval for sending the SRS on the second frequency band, respectively sending the SRS on the first frequency band and the second frequency band. | 02-14-2013 |
20130070719 | METHOD AND APPARATUS FOR TRANSMITTING DOWNLINK CHANNEL MEASUREMENT REFERENCE SIGNAL AND METHOD AND APPARATUS FOR RECEIVING DOWNLINK CHANNEL MEASUREMENT REFERENCE SIGNAL - A method and apparatus for transmitting a downlink channel measurement reference signal and a method and apparatus for receiving the downlink channel measurement reference signal are provided in the present invention. The transmission method comprises the following steps: a network side determines other Orthogonal Frequency Division Multiplexing (OFDM) symbols except the OFDM symbols used for transmitting control signal, the OFDM symbols used for transmitting the Cell specific Reference Signal (CRS) and the OFDM symbols used for transmitting the Demodulation Reference Signal (DM-RS), and transmitting the downlink channel measurement reference signal (CSI-RS) on the determined other OFDM symbols. The specific solution that a transmitter transmits the downlink channel measurement reference signal and a UE receives the CSI-RS signal is provided by the present invention, and transmitter could transmit and receive the CSI-RS signal according to the solution provided by the present invention. | 03-21-2013 |
20130114560 | CSI-RI TRANSMISSION METHOD AND DETECTION METHOD AND APPARATUSES THEREOF - Disclosed in embodiments of the present invention are a CSI-RS transmission method, an inspection method and a device thereof The transmission method comprises: transmitting a CSI-RS via any downlink subframe other than a special subframe, a downlink subframe transmitting a control message, or a downlink subframe transmitting a system message. Embodiments of the present invention enable the CSI-RS to be prevented from conflicting with the control message, the system message, and a message carried by the special subframe. | 05-09-2013 |
20130223272 | METHOD FOR ESTABLISHING COMP COOPERATING SET IN COORDINATED MULTI-POINT COMMUNICATION - Disclosed is a method for establishing a CoMP cooperating set in coordinated multi-point communication, the method comprising the steps of: triggering and starting a coordinated multi-point communication process; according to channel state information of all cells in a measurement cell set measured by a UE, determining a candidate CoMP cooperating set; sending a CoMP cooperating set establishment request to eNodeBs of the cooperating cells in the determined candidate CoMP cooperating set; the eNodeBs being of the cooperating cell and receiving the CoMP cooperating set establishment request responding to the CoMP cooperating set establishment request to the eNodeB of the serving cell of the UE, and sending a CoMP cooperating set establishment response to the eNodeB of the serving cell of the UE; the eNodeB of the serving cell of the UE determining a CoMP cooperating set of the UE according to information of the CoMP cooperating set establishment response; and according to a coordinated multi-point communication mode, sharing data information and service bearer information of the UE of the CoMP cooperating set. The present invention guarantees coordinated multi-point joint transmission/reception, decreases the overhead and complexity of the communication system and furthermore reduces the time delay in the information exchange. | 08-29-2013 |
20130308570 | METHOD FOR JOINT OPTIMIZATION OF SCHEDULE AND RESOURCE ALLOCATION BASED ON THE GENETIC ALGORITHM - The invention relates to the technical field of wireless communication, and provides a method for joint optimization of schedule and resource allocation based on a genetic algorithm, which is applied in a CoMP communication system. The method includes steps of: S1, encoding chromosome; S2, initializing setting; S3, computing fitness value; S4, determining whether the optimal solution is better than an elite: if yes, updating the elite and executing S5, and if no, turning to S5; S5, determining whether a predetermined generation of population has been generated or not, if no, executing S6, otherwise, turning to S8; S6, participating reproduction process to generate two offspring chromosome individuals; S7, determining whether a predetermined number of offspring chromosome individuals have been generated, if yes, turning to S3 to compute again; otherwise keeping on reproduction; S8, performing schedule and resource allocation according to a solution corresponding to the elite. Under the condition of satisfying schedule limitation and power limitation, the method can, by uniting schedule and resource allocation, efficiently optimize system performance with less computing complexity. | 11-21-2013 |
20130308571 | METHOD FOR FREQUENCY REUSE IN CELLULAR NETWORK - The present invention relates to the technical field of wireless communication, and discloses a method for frequency reuse based on cellular network. The method comprises the following steps: dividing the whole cellular network into a plurality of different cell clusters, wherein each cell cluster comprises three cells, every two of them being adjacent to each other; for each cell in a cell cluster, dividing the cell into a central area and an edge area according to the coverage of the cell; dividing the whole available frequency band of the network according to the user distribution and service distribution in the cell cluster; allocating divided frequency bands to the central area and the edge area in the cell cluster respectively according to preset rule; and applying the method for frequency reuse to other cell clusters, thus achieving the frequency reuse of the whole network. With the method, the average spectrum frequency efficiency of the cellular network can be improved, and interference among cells can be effectively suppressed. | 11-21-2013 |
20140093022 | Method, System, and Apparatus for Dynamically Adjusting Link - A method, a system, and an apparatus for dynamically adjusting a link, where the method includes: determining, by a transmitting end, link adjustment information according to the data traffic change when detecting a change of data traffic, where the link adjustment information contains the number of required working links; and adjusting, by the transmitting end, the number of working links on an interface of the transmitting end according to the determined link adjustment information, and sending a configuration request to a receiving end, where the configuration request includes the link adjustment information; and after receiving the configuration request, adjusting, by the receiving end, the number of working links on an interface of the receiving end according to the configuration request. In the embodiments of the present invention, data transmission on an original working link is not affected, thereby saving bandwidth and power consumption. | 04-03-2014 |
20140155079 | METHOD FOR SPECTRUM ALLOCATION BASED ON INTERFERENCE SUPPRESSION AND USER DIFFERENCE BANDWIDTH REQUIREMENTS - The present invention relates to the technical field of wireless communication and of mobile communication, and more particularly to a method for spectrum resource allocation and interference avoidance of femtocell in a heterogeneous environment consisting of macro cell and femtocell, and specifically to a spectrum allocation method based on interference suppression and user difference bandwidth requirements. According to the spectrum allocation method based on interference suppression and user difference bandwidth requirements of the present invention, spectrum resource can be allocated reasonably according to the priority level of bandwidth requirements in combination with graph coloring algorithm and chromaticity preference algorithm. In this manner, in-layer interference among femtocells and cross-layer interference among femtocells and macro cells can be effectively suppressed, the difference bandwidth requirements of femtocell users can be satisfied, and the efficiency of frequency utilization and the whole throughput of system can be also optimized to the maximum extent. | 06-05-2014 |
Patent application number | Description | Published |
20100302822 | Flyback Power converters - Designs of flyback power converters are described. According to one aspect of the designs, a power converter includes a primary side including a primary winding of a transformer coupled to an input voltage and a primary switch for switching on or off the primary winding, a secondary side including a secondary winding of the transformer for generating an output voltage, and a loop controller configured to sample a feedback voltage representative of the output voltage, generate a gate signal with a fixed falling edge and an adjustable rising edge to drive the primary switch, and adjust a duty cycle of the gate signal by adjusting the rising edge of the gate signal until the feedback voltage converges to a reference voltage. | 12-02-2010 |
20110280339 | METHOD AND DEVICE FOR MODULATING THE INFORMATION OF TFCI - A modulation method and device for modulating transfer format combination indicator TFCI information, the method including: dividing equally original TFCI information in a unit of 2 bits in a transmission time interval TTI; extending the resultant respective parts of the TFCI information after the division to correspond to identifiers of one or more designated energy points in a preset constellation; and mapping the respective extended parts of the TFCI information to the corresponding energy points for modulating. | 11-17-2011 |
20120039237 | METHOD, BASE STATION AND USER EQUIPMENT FOR TRANSMITTING AND ACQUIRING CONTROL INFORMATION IN BROADCAST MULTICAST SYSTEM - Various embodiments provide a method for transmitting control information in a broadcast multicast system, the method includes: broadcasting identifier information of N Multicast Broadcast Single Frequency Network (MBSFN) areas to which the current cell belongs through a system message wherein N is an integer with N>1; transmitting indication information of control information of the N MBSFN areas through a system message or a Radio Resource Control (RRC) message; and transmitting the control information of the N MBSFN areas respectively through a Multicast Control Channel (MCCH) of the current cell according to the indication information. Various embodiments can guarantee normal working of a UE when the UE is located in an area overlapped by multiple MBSFN areas. | 02-16-2012 |
20120069785 | SYNCHRONIZATION SCHEDULE METHOD, APPARATUS, AND SYSTEM - A synchronization schedule method, apparatus and system are provided. The method includes that base station equipment obtains a scheduling sequence of the multimedia broadcast multicast service (MBMS); the base station equipment makes the received synchronization data frame of MBMS perform ordering, and sends the synchronization data frame according to the ordering result. The method, apparatus and system make the received synchronization data frame of MBMS perform ordering according to the scheduling sequence, so as to ensure a plurality of MBMS perform synchronization schedule and synchronization multiplex between the base station equipments, and make the system obtain the statistical multiplex gain of MBMS service. | 03-22-2012 |
20120076068 | Data Transmission Method, System and Apparatus Thereof - Disclosed are a data transmission method, a system and an apparatus, which are used to meet transmission quality requirements of data on multiple kinds of logic channels in the event that multiple kinds of logic channels related to multimedia broadcast multicast service (MBMS) are mapped to the same transmission channel. The data transmission method provided by the present invention includes that: a network side determines multiple kinds of modulation and coding schemes (MCSs) needed to be adopted when multiple kinds of logic channels are mapped to the same transmission channel, and notifies a terminal of correspondence between logic channels and MCSs; using MCSs needed to be adopted, the network side performs modulation and coding for the data on logic channels mapped to the transmission channel, then transmits it to the terminal through the transmission channel. | 03-29-2012 |
20120099505 | METHOD AND APPARATUS FOR NOTIFYING A SUBFRAME CONFIGURATION OF MULTICAST BROADCAST SINGLE FREQUENCY NETWORK - The present invention provides a method for notifying Multicast Broadcast Single Frequency Network (MBSFN) subframe configuration, which comprises the following steps: a first node sends its MBSFN subframe configuration, via an X2 interface, to a second node with which the first node is connected; the first node receives the MBSFN subframe configuration of the second node as a feedback. According to the invention, a serving cell can obtain the MBSFN subframe configurations of the neighboring cells and/or RNs, so that rational utilization of resources is achieved according to the configurations. Therefore, interference between cells is reduced, and system capacity and efficiency are improved. | 04-26-2012 |
20120120810 | Measurement Method And Device For Wireless Network Communication System - A measurement method and device for wireless network communication system is disclosed. The method enables operators to use recording information to detect whether there is any problem in network and to perform some necessary optimizing work by enabling user equipment (UE) to automatically record some measurement logs and to periodically report them to the network. Because the information is automatically collected by the UE, the method effectively reduces the workload and cost devotion which is needed for network measurement by manual road measurement. The method enables the operators to obtain measurement information of geography areas that can not be obtained in ordinary road measurement because the UE is randomly distributed at any position in the network. | 05-17-2012 |
20120127913 | METHOD, SYSTEM AND DEVICE FOR CHANNEL CONTENT ALTERNATION NOTIFICATION AND CHANNEL RE-DETECTING - A method for channel content alternation notification and channel re-detecting is provided. The method is: a base station determines that the configured carried content of multimedia broadcast multicast service (MBMS) point to multipoint control channel (MCCH) is altered, and transmits the notification about alternation of the carried content of MCCH to a terminal through a physical downlink control channel (PDCCH); the terminal re-detects MCCH according to the notification after the terminal received the notification. A system and a device for channel re-detecting are provided. The terminal can recognize whether the carried content of MCCH is altered, and re-detect MCCH in case of altered without re-detecting MCCH periodically, therefore it is beneficial to save the resources of terminal. | 05-24-2012 |
20120134314 | CHANNEL SYNCHRONIZATION METHOD, SYSTEM AND DEVICE IN MULTICAST BROADCAST SINGLE FREQUENCY NETWORK - A channel synchronization method, system and device in the multicast broadcast single frequency network are disclosed, which relate to wireless communication filed and are used to solve the problem of unable to ensure the base station to synchronously send the multi-points control channel (MCCH) message in the multicast broadcast single frequency network (MBSFN) region in the prior art. The specific scheme is: the network device in the MBSFN obtains multimedia broadcast multicast service (MBMS) service information and confirms the time resource and the frequency resource that bears MBMS service information. The network device sends the MBMS service information, the time resource and the frequency resource information to the base station in the MBSFN. The base station utilizing the time resource and the frequency resource sends the MBMS service information to the terminal via MBMS point to MCCH. Consequently the purpose that the base station synchronously sends the MBMS service message in the MBSFN is achieved. | 05-31-2012 |
20120218932 | METHOD, DEVICE AND SYSTEM FOR SYNCHRONIZING MBMS - A method, a device and a system for synchronizing a Multimedia Broadcast Multicast Service (MBMS) are provided. The method includes: receiving a synchronous control frame from a Broadcast Multicast Service Center (BM-SC) by a network side device, carrying a load condition of a data frame in a synchronous sequence within the synchronous control frame; determining the composing information of the Radio Link Control (RLC) Protocol Data Unit (PDU) according to the load condition of the data frame in a synchronous sequence by the network side device; determining the need of stopping transmitting the missed data frame according to the composing information of the RLC PDU by the network side device while the data frame missing. The method makes the base station falling synchronization in the Multicast Broadcast Single Frequency Network (MBSFN) region recover synchronization in the case of appearing losing synchronous data frames continuously; and does not influence transmitting of the subsequent MBMS service, therefore promotes the feeling of the user receiving the MBMS service in the MBSFN region effectively. | 08-30-2012 |
20120287838 | METHOD AND SYSTEM FOR DETERMINING MAPPING RELATIONSHIP BETWEEN MULTICAST BROADCAST SINGLE FREQUENCY NETWORK AREA AND SERVICE AREA - The present invention discloses a method and system for determining a mapping relation between the MBSFN area and the service area, wherein the method includes: an eNB sends an M2 setup request message to an MCE; the MCE allocates MBSFN area identities and sends a message with a mapping relation between the MBSFN area and the service area to the eNB; and the eNB acquires the mapping relation between the MBSFN area and the service. By the technical scheme of the invention, the mapping relation between the MBSFN area and the MBMS area can be defined, thus ensuring the synchronization transmission demand of the MBSFN with air interfaces. | 11-15-2012 |
20130176923 | Methods for Requesting and Responding to Multimedia Broadcast Multicast Service (MBMS) Counting - Disclosed is a method for requesting and feeding back a multimedia broadcast multicast service (MBMS) state, the method being used for allowing a network side to inform a related user equipment (UE) to feed back MBMS state information and allowing the informed UE to feed back the MBMS state information. The request method comprises: when necessary to acquire the receiving state of an MBMS, a base station transmits, through a physical downlink control channel (PDCCH) scrambled by a radio network temporary identifier (RNTI) belonging specially to an MBMS service, or through a system message, a multicast control channel (MCCH) change notification to the UE; and the base station transmits an MBMS state report request to the UE through the changed MCCH. The present invention also discloses a device for implementing the method. | 07-11-2013 |
20130184026 | METHOD AND EQUIPMENT FOR FEEDING BACK MINIMIZATION DRIVE TEST LOG - The present invention discloses a method and equipments for feeding back MDT Log. Terminal equipment rationally chooses whether to send Log available message to the network based on the fact whether present attribution zone(s) of terminal equipment is the valid attribution zone(s), or report the information of present attribution zone(s) to network side, then the network side judges whether to acquire MDT Log, so as to avoid feeding back MDT Log and further causing loss of valid MDT Log in case of no correspondence of present attribution zone(s). Moreover, terminal equipment can decide whether to report Log available message to the network side according to the condition of actual attribution zone(s), which avoids unnecessary reporting of MDT Log and validly saves radio resource of the system. | 07-18-2013 |
20130188570 | METHOD AND APPARATUS FOR REPORTING POWER HEADROOM IN CARRIER AGGREGATION SCENARIO - Disclosed are a method and an apparatus for reporting power headroom in a carrier aggregation context. By applying the technical solutions of the embodiments of the present invention, PHR MAC CE and a corresponding MAC sub-header are determined according to the number of uplink component carriers needing to report power headroom and a type of the power headroom to be reported, and indication information such as length information of the PHR MAC CE, type information of the power headroom, and information about whether the power headroom is virtual power headroom is carried therein, so that a base station can precisely obtain the power headroom of each uplink component carrier. In this way, the problem that the PHR MAC CE format in the current LTE Rel-8/9 is not applicable to an LTE-A system is solved. | 07-25-2013 |
20130208675 | Method and Device for Reporting and Obtaining Power Headroom - Disclosed are a method and device for reporting and obtaining power headroom. The method comprises: user equipment (UE) configuring a maximum transmit power (Pcmax); the UE using the Pcmax to calculate power headroom (PH); and the UE reporting the Pcmax and the PH to a base station. In embodiments of the present invention, the UE uses configured Pcmax to calculate power headroom (PH) and reports the Pcmax and the PH to the base station, so that the base station obtains the Pcmax and the PH at the same time, and thus the base station can use the PH accurately according to the Pcmax. | 08-15-2013 |
20140287756 | TERMINAL AND PROCESSING METHOD AFTER ACCESS FAILURE OF TERMINAL - Various embodiments of the present invention provide a terminal and a processing method after an access failure of the terminal. The method includes: establishing, by a terminal, an RRC connection with a first cell, where the first cell is a cell containing a PLMN selected by the terminal; and logging, by the terminal, an access failure PLMN list when the terminal fails to establish the RRC connection with the first cell, where the access failure PLMN list includes the PLMN selected by the terminal. According to the embodiments of the present invention, the accuracy of the logging may be achieved, thereby reporting to a correct PLMN. | 09-25-2014 |
20140307669 | METHOD, USER EQUIPMENT, AND BASE STATION FOR TRANSMITTING SUBFRAME INFORMATION - Embodiments of the present invention provide a method, a user equipment, and a base station for transmitting subframe information. The method includes: by using radio resource control RRC dedicated signaling, or media access control MAC signaling, or physical layer control signaling, obtaining first information that indicates subframe configuration from a base station; and determining, according to the first information, the subframe configuration, where the subframe configuration identifies a subframe type of a subframe in a subframe set, where the subframe includes at least one first power subframe, and the first power subframe is a subframe for sending data or a control signal by using a low power or a zero power. In the embodiments of the present invention, a base station transmits information that indicates subframe configuration to a UE, so as to enable the UE to recognize different subframe types. | 10-16-2014 |
20140314010 | COMMUNICATION INTERCEPTION METHOD, BASE STATION, AND TERMINAL - A communication interception method by a base station, a device and a terminal belonging to device-to-device (D2D) communication includes: receiving a message sent by a device, where the message is used to instruct interception of D2D data of the terminal belonging to the D2D communication; obtaining the D2D data according to the message; and sending the obtained D2D data to the device. | 10-23-2014 |
Patent application number | Description | Published |
20130193236 | SPRAY GUN - A spray gun, including a gun body, a handle attached to the gun body, a fluid passageway, a handle switch, and a buckle. The fluid passageway is disposed in the gun body and the handle. The handle switch is movably disposed on the handle by a rivet for opening and shutting the fluid passageway. The buckle is movably disposed on the handle via a switch shaft. The spray gun employs the buckle as a locking mechanism that has fewer parts, and therefore costs are reduced and convenience, reliability, and durability improved. The spray gun can be operated with one hand only by swinging it once to open and swinging it again to close. As a result, the performance and quality of the spray gun are improved. | 08-01-2013 |
20140306032 | WATER SPRAY GUN - A water spray gun, including: a gun body, a valve switch, and a device for switching a spray pattern. The gun body includes: a water passage and double water hole. The valve switch includes: a button, a pressing piece including a unilaterally oblique plane, a rear plate including an inner guide rail, a rotating piece including a unilaterally oblique plane, a first spring, a front sealing ring, a switch rotating core, and a double sealing ring. The device for switching a spray pattern includes a water spray cap, a water spray plate, a decentered interface, a second spring, a wedge rotating piece for water diversion including a plurality of negative wedge blocks each including a negative wedge, a wedge push rod including a plurality of positive wedge blocks each including a positive wedge, a housing of a gun head, and a trigger. | 10-16-2014 |
20150034740 | WATER SPRAY GUN - A water spray gun including a gun body. The gun body includes: an inner part including a water channel; an outer part including a handle; an upper part including a spray bar, a water spray plate, a lock button, and a pull rod including a plug; and a lower part including an water stop plug disposed at an distal end thereof, a water stop plate, a water stop spring, a first sealing ring for stopping water, and a second sealing ring for introducing water. The water channel is disposed in the inner part of the gun body. The handle is movably mounted on the outer part of the gun body via a pin. A water sealing position of the water spray gun is disposed at the distal end for keeping the water out of the gun body and for preventing the gun body from becoming stuck and rapturing. | 02-05-2015 |
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20120149317 | Communication Signal Transmission Method, Device and System - A method, device, and system for communication signal transmission are provided, which relate to the field of communications, so as to improve reception performance of the network. The method includes dividing, by a multi-frequency receiver, Radio Frequency (RF) signals by frequency bands received from an antenna to obtain RF signals of different frequency bands; sending a first group of RF signals of a predetermined frequency band to an RF unit so that the RF unit converts the received first group of the RF signals of the predetermined frequency band into first baseband digital signals and sends the first baseband digital signals to a baseband processing unit; and converting a second group of the RF signals of the predetermined frequency band into second baseband digital signals and sending the second baseband digital signals to the baseband processing unit by using a digital baseband interface | 06-14-2012 |
20120157013 | Multi-Band Multi-Path Receiving and Transmitting Device and Method, and Base Station System - A multi-band multi-path receiving and transmitting device and method, and a base station system are provided. The multi-band multi-path receiving and transmitting device includes a broadband antenna, at least two multi-frequency couplers, a multi-band transceiver, and a signal processing module. The multi-band transceiver is adopted to decrease the number of the transceivers, thereby reducing the material cost and the mounting cost of the base station system. | 06-21-2012 |
20130273975 | MULTI-BAND MULTI-PATH RECEIVING AND TRANSMITTING DEVICE AND METHOD, AND BASE STATION SYSTEM - A multi-band multi-path receiving and transmitting device and method, and a base station system are provided. The multi-band multi-path receiving and transmitting device includes a broadband antenna, at least two multi-frequency couplers, a multi-band transceiver, and a signal processing module. The multi-band transceiver is adopted to decrease the number of the transceivers, thereby reducing the material cost and the mounting cost of the base station system. | 10-17-2013 |
20140364072 | Multi-Band Multi-Path Receiving and Transmitting Device and Method, and Base Station System - A multi-band multi-path receiving and transmitting device and method are provided. The multi-band multi-path receiving and transmitting device includes at least two multi-frequency couplers, a multi-band transceiver, and a signal processing module. The multi-band transceiver includes at least two first frequency band receiving branches and at least two second frequency band receiving branches, and the multi-band transceiver is adopted to decrease the number of the transceivers, thereby reducing the material cost and the mounting cost of the base station system. | 12-11-2014 |
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20140125336 | Adaptive and Interactive Assessment of Tissue Properties in MR Imaging - Embodiments relate to evaluating properties of tissues with magnetic resonance imaging (MRI). A MR image is used to measure a characteristic that influences a particular chemical property of a tissue. In an exemplary embodiment, tissue transverse relaxation values or relaxation rates, which can readily be measured from MR images, are used to evaluate iron deposition in tissue. Iron deposition influences the tissue transverse relaxation values (T | 05-08-2014 |
20140126795 | FAT AND IRON QUANTIFICATION USING A MULTI-STEP ADAPTIVE FITTING APPROACH WITH MULTI-ECHO MAGNETIC RESONANCE IMAGING - A computer-implemented method for quantifying fat and iron in anatomical tissue includes acquiring a plurality of multi-echo signal datasets representative of the anatomical tissue using a magnetic resonance (MR) pulse sequence. A plurality of multi-echo signal datasets are selected from the plurality of multi-echo signal datasets and used to determine a first water magnitude value and a first fat magnitude value. In response to determining that the multi-echo signal datasets include at least three multi-echo datasets, a first stage analysis is performed. This first stage analysis comprises selecting a first effective transverse relaxation rate value. Next, first algorithm inputs comprising the first water magnitude value, the first fat magnitude value, and the first effective transverse relation rate value are created. Then, a non-linear fitting algorithm is performed based on the first algorithm inputs to calculate a second water magnitude value, a second fat magnitude value, and a second effective transverse relaxation rate value. A first proton density fat fraction value is then determined based on the second water magnitude value and the second fat magnitude value. | 05-08-2014 |
20150042334 | METHOD AND MAGNETIC RESONANCE SYSTEM TO DETERMINE THE T1 TIME OF WATER AND THE T1 TIME OF FAT - In a method and a magnetic resonance system to determine the T1 time of water and the T1 time of fat in a predetermined volume segment of an examination subject, magnetic field gradients are activated to generate multiple gradient echoes. First echoes are acquired at at least two different echo times based on RF pulses with a first flip angle. A first water magnetization and a first fat magnetization are determined for each voxel of the volume segment from the first echoes, according to the Dixon method. Second echoes are acquired at at least two different echo times based on RF pulses with a second flip angle. A second water magnetization and a second fat magnetization are determined for each voxel of the volume segment depending on the second echoes according to the Dixon method. The T1 time of water and the T1 time of fat for each voxel are determined depending on the first water magnetization of the respective voxel, the first fat magnetization of the respective voxel, the first flip angle, the second water magnetization of the respective voxel, the second fat magnetization of the respective voxel, and the second flip angle. | 02-12-2015 |
20150061672 | METHOD AND APPARATUS FOR MAGNETIC RESONANCE DATA ACQUISITION USING A MULTIPOINT DIXON TECHNIQUE - In a method and magnetic resonance (MR) apparatus to acquire MR data from a subject, a predetermined spectral model of a multipoint Dixon technique is used that includes at least two spectral components with respective associated relaxation rates, a first phase due to field inhomogeneities; and a second phase due to eddy current effects. MR data are acquired using a bipolar multi-echo MR measurement sequence for multiple image points wherein, for each image point, the multi-echo MR measurement sequence alternately uses positive and negative readout gradient fields for the readout of MR signals of the MR data at at least three echo times. The at least two spectral components are determined based on the MR data. | 03-05-2015 |
20150123658 | Signal Component Identification Using Medical Imaging - Disclosed herein is a framework for identifying signal components in image data. In accordance with one aspect, the framework receives multiple measured signal values corresponding to respective quantified signal components in image data. The framework determines at least one first measure of fit map of a signal model based on the measured signal values. The measured signal values may be swapped to generate swapped signal values. At least one second measure of fit map of the signal model may be determined based on the swapped signal values. The multiple signal components may then be identified by comparing the first and second measure of fit maps. | 05-07-2015 |
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20120250591 | METHOD FOR CARRIER AGGREGATION AND METHOD FOR DYNAMIC SPECTRUM ALLOCATION - A method for carrier aggregation comprises: in a first time zone, sending, by a radio access point, a downlink signal to a user terminal by using a first guard band between a time division duplexing (TDD) system and a frequency division duplexing (FDD) system and a bidirectional communication band of the TDD system; or/and, in a second time zone, receiving, by the radio access point, a uplink signal sent by the user terminal using a second guard band between the TDD system and the FDD system and the bidirectional communication band. A method for dynamically allocating a spectrum is further provided. By way of the present invention, the utilization rate of the guard band and the flexibility in the use of the guard band are improved. | 10-04-2012 |
20120257551 | Duplex Communication Method, Terminal Scheduling Method and System - The present invention provides a method for duplexing communication, and a method and a system for scheduling a terminal. The method for scheduling a terminal includes: determining capability information of the terminal when the terminal makes a request for a service; allocating a band resource for the terminal according to the capability information of the terminal and the currently available band resources, and sending information of the allocated band resource to the terminal in the band currently used by the terminal, wherein the allocated band resource includes a bidirectionally used band, and at least one of the uplink band and downlink band includes a unidirectional band; and communicating with the terminal in the manner of time division duplexing by way of the allocated band resource. The present invention makes the best of the band resources near the TDD licensed band and improves the communication efficiency. | 10-11-2012 |
20120275352 | Wireless relay device and method for wireless relay device to communicate with base station and terminal - A wireless relay device includes: a first receiving channel configured to receive signals from a base station or from a base station and a terminal, a second receiving channel configured to receive signals from the terminal, a first sending channel configured to send signals to the base station or to the base station and the terminal, and a second sending channel configured to send signals to the terminal, and further includes a radio frequency control unit configured to, during communicating with the base station and the terminal, control the first receiving channel, the second receiving channel, the first sending channel and the second sending channel to use frequency bands in the following mode: receiving signals synchronously from the base station and the terminal in a first time interval, and sending signals synchronously to the base station and the terminal in a second time interval, wherein the third frequency band and the fifth frequency band are two guard bands between the working frequency band of a Frequency Division Duplex (FDD) system and the second frequency band serving as the working frequency band of a Time Division Duplex (TDD) system. The disclosure realizes the bidirectional relay communication between the base station and the terminal by using an idle guard band, increasing the utilization efficiency and the utilization flexibility of the guard band. | 11-01-2012 |
20140177530 | Access method and system and mobile intelligent access point - An access method is disclosed. The method includes: a mobile intelligent access point is attached to a core network and acquires an address of a 3rd Generation Partnership Project Authentication, Authorization and Accounting (3GPP AAA) server of a User Equipment (UE) from the core network; the UE requests the mobile intelligent access point and the 3GPP AAA server selected by the mobile intelligent access point for the UE to perform an Extensible Authentication Protocol (EAP) authentication on the UE; the UE initiates an access process to the mobile intelligent access point and acquires an Internet Protocol (IP) address of the UE; and the mobile intelligent access point selects a Packet Data Network Gateway (P-GW) for the UE and establishes an underlying access tunnel for the UE. Correspondingly, an access system and a mobile intelligent access point are further disclosed. With the disclosure, network authentication can be implemented to facilitate an operator to control the number of access users and to guarantee the network of the operator. Furthermore, a broadband mobile network is taken as a backhaul network, so as to reduce the reliability on a fixed network and improve the utilization of the broadband mobile network. | 06-26-2014 |
20140189838 | Access method,and system and mobile intelligent access point - An access method is disclosed. The method includes: a mobile intelligent access point accesses a network through at least two wireless technologies; a User Equipment (UE) establishes a connection with the mobile intelligent access point; and the UE acquires access authentication from the network through the mobile intelligent access point. An access system and a mobile intelligent access point are further disclosed. With the disclosure, network authentication can be implemented to facilitate an operator to control the number of access users and to guarantee the network of the operator. Furthermore, a broadband mobile network is taken as a backhaul network, so as to reduce the reliability on a fixed network and improve the utilization of the broadband mobile network. | 07-03-2014 |