Patent application number | Description | Published |
20110199052 | METHOD AND APPARATUS FOR CONTROLLING CHARGING AND DISCHARGING OF A BATTERY USED IN A BASE STATION - A method and a apparatus for controlling charging and discharging of a battery used in the base station are provided. The method includes the following steps: obtaining configuration parameters in the base station that are used for controlling the charging and the discharging of the battery used in the base station, and controlling the charging and the discharging of the battery used in the base station according to current time and the configuration parameters. | 08-18-2011 |
20130288752 | COMMUNICATION SYSTEM, APPARATUS AND METHOD - A communication system, apparatus and method are provided according to embodiments of the present invention. The communication system includes: a base band unit (BBU), at least two antennas and at least two radio-frequency (RF) units, where the at least two RF units are connected with the BBU respectively; and each of the antennas is connected with at least two RF units respectively, so that a signal received from a same sector by an antenna is sent to the BBU via different RF units. With the embodiments of the present invention, the reliability of RF units may be improved without increasing the hardware cost of the base station. | 10-31-2013 |
20140287798 | COMMUNICATION SYSTEM, APPARATUS AND METHOD - A communication system, apparatus and method are provided according to embodiments of the present invention. The communication system includes: a base band unit (BBU), at least two antennas and at least two radio-frequency (RF) units, where the at least two RF units are connected with the BBU respectively; and each of the antennas is connected with at least two RF units respectively, so that a signal received from a same sector by an antenna is sent to the BBU via different RF units. With the embodiments of the present invention, the reliability of RF units may be improved without increasing the hardware cost of the base station. | 09-25-2014 |
Patent application number | Description | Published |
20130313658 | HIGH-K DIELECTRIC LAYER BASED SEMICONDUCTOR STRUCTURES AND FABRICATION PROCESS THEREOF - A method is disclosed for fabricating a semiconductor structure. The method includes providing a semiconductor substrate, forming a first dielectric layer on a surface of the semiconductor substrate based on a first-type oxidation, and forming a high-K dielectric layer on a surface of the first dielectric layer. The method also includes performing a first thermal annealing process to remove the first dielectric layer between the semiconductor substrate and the high-K dielectric layer such that the high-K dielectric layer is on the surface of the semiconductor substrate. Further, the method includes performing a second thermal annealing process to form a second dielectric layer on the surface of the semiconductor substrate between the semiconductor substrate and the high-K dielectric layer, based on a second-type oxidation different from the first-type oxidation, such that high-K dielectric layer is on the second dielectric layer instead of the first dielectric layer. | 11-28-2013 |
20140054791 | THROUGH SILICON VIA PACKAGING STRUCTURES AND FABRICATION METHOD - A method is provided for fabricating a through silicon via packaging structure. The method includes providing a first type substrate, and forming a second type substrate deferent from the first type substrate on the first type substrate. The method also includes forming a semiconductor device on a first surface of the second type substrate, and forming an interlayer dielectric layer on the first surface of the second type substrate. Further, the method includes forming a metal interconnection structure in the interlayer dielectric layer, and forming a through silicon via structure perforating the second type substrate and electrically connecting with the metal interconnection structure. Further, the method also includes removing the first type substrate using a gas etching process or a wet etching process to expose a second surface of the second type substrate and a bottom surface of the through silicon via structure. | 02-27-2014 |
20140077313 | TRANSISTOR DEVICE AND FABRICATION METHOD - Various embodiments provide transistors and their fabrication methods. An exemplary method for forming a transistor includes removing a dummy gate to form a trench over a semiconductor substrate. A high-k dielectric layer can be conformally formed on surface of the trench and then be fluorinated to form a fluorinated high-k dielectric layer. A functional layer can be formed on the fluorinated high-k dielectric layer and a metal layer can be formed on the functional layer to fill the trench with the metal layer. Due to fluorination of the high-k dielectric layer, negative bias temperature instability of the formed transistor can be reduced and oxygen vacancies can be passivated to reduce positive bias temperature instability of the transistor. | 03-20-2014 |
20140117463 | GATE STRUCTURE AND MANUFACTURING METHOD THEREOF - A method for manufacturing a gate structure may include the following steps: providing a stack on a substrate, the first stack including (from top to bottom) a dummy layer, a first TiN layer, a TaN layer, a second TiN layer, a high-k first dielectric layer, and an interfacial layer; etching the stack to result in a remaining stack that includes at least a remaining dummy layer, a first remaining TiN layer, and a remaining TaN layer; providing an etching stop layer on the substrate; providing a second dielectric layer on the etching stop layer; performing planarization according to the remaining dummy layer; removing the remaining dummy layer and a first portion of the first remaining TiN layer using a dry etching process; removing a second portion of the first remaining TiN layer using a wet etching process; and providing a metal gate layer on the remaining TaN layer. | 05-01-2014 |
20140117491 | SEMICONDUCTOR STRUCTURE AND FABRICATION METHOD - Various embodiments provide semiconductor structures and fabrication methods. In an exemplary method, a semiconductor substrate can contain a shallow trench isolation (STI) structure that includes a fuse region. A protective layer can be provided on the high-K dielectric layer, which is provided on the semiconductor substrate. A portion of each of the protective layer and the high-K dielectric layer can be removed from the fuse region to expose the STI structure. A fuse layer can be formed on the exposed surface of the STI structure. A portion of the fuse layer, the remaining portion of the protective layer, and a remaining portion of the high-K dielectric layer outside of the fuse region can be removed from the semiconductor substrate to form a fuse structure. | 05-01-2014 |
20150035084 | MOS TRANSISTORS AND FABRICATION METHOD THEREOF - A method is provided for fabricating an MOS transistor. The method includes providing a semiconductor substrate; and forming a ploy silicon dummy gate structure having a high-K gate dielectric layer, a high-K gate dielectric protection layer containing nitrogen and a poly silicon dummy gate on the semiconductor substrate. The method also includes forming a source region and a drain region in the semiconductor substrate at both sides of the poly silicon dummy gate structure. Further, the method includes removing the poly silicon dummy gate to form a trench exposing the high-K gate dielectric protection layer containing nitrogen and performing a nitrogen treatment process to repair defects in the high-K gate dielectric protection layer containing nitrogen caused by removing the poly silicon dummy gate. Further, the method also includes forming a metal gate structure in the trench. | 02-05-2015 |
20150243523 | METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE - A method of manufacturing a semiconductor device is provided. The method includes providing a semiconductor substrate including a transistor and a dummy gate disposed on the transistor, removing the dummy gate on the transistor, performing treatment using hydrogen (H | 08-27-2015 |
Patent application number | Description | Published |
20130127530 | MULTI-LEVEL BOOSTED CLASS D AMPLIFIER - Techniques to generate boosted multi-level switched output voltages from a boosted multi-level Class D amplifier. The amplifier may include a multi-level H-bridge, which may include pairs of transistor switches coupled to a first, second, and third supply potential. The second supply potential may be a boosted representation of the first supply potential. The amplifier may receive an input signal, and from the input signal may generate pulse-modulated control signals to control the switching for the transistor switches of the multi-level H-bridge. The amplifier may generate the boosted multi-level switched output voltages from output nodes of the multi-level H-bridge. | 05-23-2013 |
20140191802 | NARROW VOLTAGE RANGE MULTI-LEVEL OUTPUT PULSE MODULATED AMPLIFIER WITH ONE-BIT HYSTERESIS QUANTIZER - An amplifier system may include a power stage having inputs for three different supply voltages and an output for coupling to a load, a controller to generate control signals to the power stage that cause the power stage to vary an output voltage applied to the load among more than three distinct voltage levels, a monitor to provide a first control signal to the controller based on an input voltage signal, and a feedback system to provide a second control signal to the controller based on comparison of the output voltage and the input signal. | 07-10-2014 |
20150028823 | PULSE WIDTH MODULATED POWER REGULATOR WITH LOOP STABILIZER - A circuit may include a detector, a modulator, a switch, and a stabilizer. The detector may detect current supplied to an output of the circuit to generate an overcurrent signal. The modulator may modulate a pulse signal based upon the output of the circuit. The switch may control a power stage to generate the output of the circuit based upon the overcurrent signal and the pulse signal. The stabilizer may send an offset signal to the modulator. The stabilizer may generate the offset signal with a magnitude adjusted based upon the overcurrent signal, and the modulator may adjust the pulse signal based upon the offset signal. | 01-29-2015 |
20150236662 | APPARATUS AND METHODS FOR IMPROVING COMMON MODE REJECTION RATIO - In certain applications, differential amplifiers with infinite common mode rejection ratios are desirable. However, resistance mismatches due to imperfections in the manufacturing create finite common mode rejection ratio in differential amplifiers degrading their performance. Disclosed are apparatus and method for improving the common mode rejection ratio of practical differential amplifiers. | 08-20-2015 |
Patent application number | Description | Published |
20140128070 | SELF-ADAPTIVE COMMUNICATIONS NETWORK SELECTION - A public land mobile network (PLMN) selection procedure may be generated that, when implemented, disables at least one resource of a particular mobile device to prevent a scan of particular ones of PLMNS that exhibit supported access technologies, and/or supported frequency bands of supported access technologies, incompatible with a preferred operation of the particular mobile terminal. | 05-08-2014 |
20150103739 | OPTIMIZING SUPPLEMENTARY SERVICE OPERATIONS FOR LTE-ENABLED DEVICES - A method of optimizing transactions involving Call Independent Supplementary Service (CISS) data on a Long Term Evolution (LTE) device may include receiving an indication that the CISS data should be transmitted between the device and a core network. The method may also include determining whether the device is standing by in a packet-switched LTE network or standing by in a 3G/2G network. In response to a determination that the device is standing by in the packet-switched LTE network, the method may additionally include packaging the CISS data in a control layer message and sending the control layer message between the core network and the device in the packet-switched LTE network. In response to a determination that the device is standing by in the circuit-switched 3G/2G network, the method may further include sending the CISS data between the core network and the device in the circuit-switched 3G/2G network. | 04-16-2015 |
20150138974 | SUPPLEMENTARY SERVICE IMPLEMENTATION METHOD, LTE NETWORK SYSTEM AND MOBILE TERMINAL - A supplementary service implementation method, a Long Term Evolution (LTE) network system and a mobile terminal are provided. The method may include: receiving an Uplink NAS Transport message from a mobile terminal; analyzing the Uplink NAS Transport message; and performing a supplementary service if an SS message is determined to be contained in the Uplink NAS Transport message based on a NAS message container of the Uplink NAS Transport message. The method in the present disclosure can solve problems that an LTE terminal can not directly provide CISS when it is in an LTE network, or it has to fall back to a circuit-switched 3G/2G network so as to support CISS. Therefore, the method can reduce overheads introduced by network switching, and improve performances of LTE networks and LTE mobile terminals. | 05-21-2015 |
20150245286 | SELF-ADAPTIVE COMMUNICATIONS NETWORK SELECTION - A public land mobile network (PLMN) selection procedure may be generated that, when implemented, disables at least one resource of a particular mobile device to prevent a scan of particular ones of PLMNS that exhibit supported access technologies, and/or supported frequency bands of supported access technologies, incompatible with a preferred operation of the particular mobile terminal. | 08-27-2015 |
20150304830 | METHOD AND APPARATUS FOR PROCESSING EMERGENCY CALL OF COMMUNICATION TERMINAL - A method and an apparatus for processing an emergency call of a communication terminal are provided. The method includes: obtaining current country or region information based on resident cell system information of the communication terminal; when an emergency request, which contains an emergency call category requested by a user, is received, retrieving a first storage region based on the current country or region information and the requested emergency call category to determine a call mode corresponding to the requested emergency call category in the current country or region, where the first storage region stores call modes corresponding to multiple emergency call categories and multiple countries and regions; and connecting with an emergency call center based on the determined call mode. Accordingly, users of the communication terminal can get emergency services conveniently, promptly and efficiently no matter which country or region he or she resided. | 10-22-2015 |
Patent application number | Description | Published |
20130182750 | METHOD AND APPARATUS FOR TRANSMITTING DATA USING CODEBOOK - The present invention provides a method and an apparatus for transmitting data using a codebook. The method includes: receiving current antenna configuration information of a transmitting end; obtaining a mask matrix corresponding to the current antenna configuration according to the current antenna configuration information; generating a codebook corresponding to the current antenna configuration according to a mother codebook and the mask matrix; selecting one codebook element from the codebook, and transmitting indication information corresponding to the codebook element to the transmitting end; and receiving data transmitted by the transmitting end. In the embodiments of the present invention, a mask matrix is obtained according to current antenna configuration information, and a codebook is generated according to the mask matrix and a mother codebook that is corresponding to the maximum number of antennas and the maximum number of layers that are fed back through channel state information. | 07-18-2013 |
20130273854 | COMMUNICATION METHOD, APPARATUS, AND SYSTEM FOR DISTRIBUTED ANTENNA SYSTEM - Embodiments of the present invention provide a communication method, an apparatus, and a system for a distributed antenna system, and relate to the field of communications technologies. The communication method includes: receiving, by a receiving device, a measurement reference signal corresponding to an antenna cluster in a cell, where all antennas in the cell are divided into at least one antenna cluster, and each antenna cluster includes at least one antenna and has a corresponding cluster identifier; obtaining channel information corresponding to the antenna cluster according to the measurement reference signal; and transmitting the cluster identifier and the channel information corresponding to the antenna cluster to a central processing device, so that the central processing device determines the antenna cluster serving the receiving device according to the cluster identifier and the channel information corresponding to the antenna cluster. | 10-17-2013 |
20140098901 | METHOD AND APPARATUS FOR TRANSMITTING DATA USING CODEBOOK - A method and an apparatus for transmitting data using a codebook include receiving current antenna configuration information of a transmitting end, obtaining a mask matrix corresponding to the current antenna configuration according to the current antenna configuration information. The method also includes generating a codebook corresponding to the current antenna configuration according to a mother codebook and the mask matrix and selecting one codebook element from the codebook. Indication information corresponding to the codebook element is transmitted to the transmitting end and receiving data is transmitted by the transmitting end. | 04-10-2014 |
20140348110 | METHOD AND APPARATUS FOR TRANSMITTING CONTROL INFORMATION - A method and an apparatus for transmitting control information are disclosed. The method includes: grouping UEs in a cell, and obtaining second control information of each UE group after grouping; performing joint channel coding on the second control information of each UE group; obtaining first control information, and transmitting the first control information to the UEs in the cell, where the first control information includes indication information of the second control information, on which joint channel coding has been performed, of each UE group, so as to obtain the second control information according to the indication information; and transmitting the second control information, on which joint channel coding has been performed, of each UE group to the UEs in the cell. | 11-27-2014 |
Patent application number | Description | Published |
20130137196 | METHOD FOR MONITORING DEVICES IN SEMICONDUCTOR PROCESS - The invention provides a method for monitoring devices in semiconductor process comprising: Step a, designing a sampling plan with fixed sample size before the beginning of the semiconductor process; Step b, determining whether to sample the wafers according to the sampling plan and dispatching the wafers to be sampled to each process device before the beginning of the process step, wherein the process device is used for performing the process step; Step c, performing the process step; Step d, sampling the wafers according to the sampling plan, and performing in-line inspection to the sampled wafers according to the sampling results; Step e, repeating Step b to Step d until all the process steps are completed; Step f, performing e-test to all the wafers. According to the method, the potential risk during the semiconductor process can be minimized through the coordination of the sampling plan and the dynamic risk flag. | 05-30-2013 |
20130138239 | SEMICONDUCTOR YIELD MANAGEMENT SYSTEM - The invention provides a semiconductor yield management system. The system comprises an electronic data collection module and an execution module, the execution module comprises a plurality of execution sub-modules in sequence to perform executions on an object successively, the of the execution sub-modules comprises an execution section and an inspection section; the execution section of the execution sub-module is connected with the inspection section of the preceding execution sub-module except for the first execution sub-module; the inspection section of the execution sub-module is connected with the execution section of the subsequent execution sub-module except for the last execution sub-module; the inspection module of the execution sub-module is connected with the electronic data collection module. According to the semiconductor yield management system, the potential not-good wafers can be recorded, analyzed and distributed to the corresponding execution module, which realizes the risk minimization. | 05-30-2013 |
20130342842 | METHOD FOR MONITORING ALIGNMENT BETWEEN CONTACT HOLES AND POLYCRYSTALLINE SILICON GATE - The present invention is related to the semiconductor manufacturing field, especially a method for monitoring alignment between contact holes and polycrystalline silicon gate by setting a plurality of equidistant contact holes with same sharp on poly-silicon and residual active area, and then obtain the process alignment profile of the quantized values in the plane in order to have a better control of process quality, thereby have a better control of the quality of the process. | 12-26-2013 |
20140127835 | METHOD OF DETECTING THE CIRCULAR UNIFORMITY OF THE SEMICONDUCTOR CIRCULAR CONTACT HOLES - A method of detecting the circular uniformity of semiconductor circular contact holes. Several detection circuit structures are disposed on the semiconductor wafer: N-type active regions and P-type active regions; silicon dioxide layers separate the N-type active regions from the P-type active regions; the N-type active regions are formed in the P well and the P-type active regions are formed in the N well; polysilicon gates bridge the N-type active regions and the P-type active regions; gate oxide layers insulate the P-type regions and the N-type regions from the polysilicon gates, so that the P-type regions and the N-type regions are independent; the N-type active regions connect with circular contact holes while the P-type active regions and the polysilicon gates connect with oval contact holes; a electron beam scanner detects the circular uniformity of the contact holes. This invention advantageously reflects effectively and comprehensively the circular uniformity of the contact holes. | 05-08-2014 |
20140377888 | METHOD OF DETECTING AND MEASURING CONTACT ALIGNMENT SHIFT RELATIVE TO GATE STRUCTURES IN A SEMICONDCUTOR DEVICE - The present invention provides a method of detecting and measuring the alignment shift of the contacts relative to the gate structures. The method comprises: designing a test model array having different test model regions on the substrate; forming second conductivity type doped well regions, gate structures, and first conductivity type doped active regions in each of the test model regions; forming contacts in each of the test model region; scanning the test model array by an electron-beam inspector to obtain light-dark patterns of the contacts; and detecting and measuring the alignment shift of the contacts relative to the gate structures according to the light-dark patterns of the contacts and the critical dimensions of the transistors in the test model regions. | 12-25-2014 |
Patent application number | Description | Published |
20080251207 | MULTIPLE FREQUENCY PLASMA CHAMBER, SWITCHABLE RF SYSTEM, AND PROCESSES USING SAME - An RF power supplier is provided, that enables multiple-frequency RF power. The system uses N RF signal generators, combines the RF signals, amplify the combined signals, and then separates the amplified signal. The output of the system is then a multiple-frequency RF power. Optionally, the frequencies are switchable, so that one may select which frequencies the system outputs. | 10-16-2008 |
20090139453 | MULTI-STATION PLASMA REACTOR WITH MULTIPLE PLASMA REGIONS - A plasma chamber is constructed to have a chamber body defining therein a plurality of process stations. A plurality of rotating substrate holders are each situated in one of the process stations and a plurality of in-situ plasma generation regions are each provided above one of the substrate holders. A plurality of quasi-remote plasma generation regions are each provided above a corresponding in-situ plasma generation region and being in gaseous communication with the corresponding in-situ plasma generation region. An RF energy source is coupled to each of the quasi-remote plasma generation regions. | 06-04-2009 |
20100126667 | CAPACITIVE CVD REACTOR AND METHODS FOR PLASMA CVD PROCESS - A decoupled capacitive CVD reactor is described, which provides improved CVD capabilities, including processing at lower temperatures, performing alternating deposition and etching steps, and performing in situ cleaning of the chamber, without the need for a remote plasma source. Two RF frequencies are coupled to the susceptor, while the anode is grounded. The high frequency RF source is operated so as to control the plasma density, while the low frequency RF source is operated to control species bombardment on the substrate, so as to control the properties of the film being deposited. Additionally, both RF sources may be controlled, together with selection of gasses supplied to the chamber, to operate the chamber either in deposition mode, partial etch mode, etching mode, or cleaning mode. | 05-27-2010 |
20100271744 | SYSTEM AND METHOD OF SENSING AND REMOVING RESIDUAL CHARGE FROM A PROCESSED WAFER - Systems and methods for removing residual charge from a processed wafer are described. Removal of residual charge eliminates de-chucking failure that may break or damage the wafer. Residual charge is removed by applying a reverse polarity discharging DC voltage to an electrode embedded in an electrostatic chuck (ESC) supporting the wafer, and providing an outlet to the residual charge to ground via a lift pin assembly. Lift pin assembly is kept at the same potential with respect to a pedestal of the ESC to avoid sparking during the application of RF power to generate plasma. A residual charge sensor is included to sense and measure the amount of residual charge, so that the parameters of the reverse polarity discharging voltage can be adjusted in a subsequent de-chucking operation. | 10-28-2010 |
20130008605 | MULTI-STATION DECOUPLED REACTIVE ION ETCH CHAMBER - A tandem processing-zones chamber having plasma isolation and frequency isolation is provided. At least two RF frequencies are fed from the cathode for each processing zones, where one frequency is about ten times higher than the other, so as to provide decoupled reactive ion etch capability. The chamber body is ground all around and in-between the two processing zones. The use of frequency isolation enables feed of multiple RF frequencies from the cathode, without having crosstalk and beat. A plasma confinement ring is also used to prevent plasma crosstalk. A grounded common evacuation path is connected to a single vacuum pump. | 01-10-2013 |
20140083613 | GAS SUPPLY DEVICE FOR A VACUUM PROCESSING CHAMBER, METHOD OF GAS SUPPLYING AND SWITCHING - The present disclosure provides a gas supply device used in vacuum processing chambers, which comprises: a first gas source and a second gas source; a first gas switch in which its input is connected to the first gas source and its output can be switchably connected to the gas inlets of two vacuum processing chambers or two processing stations in one vacuum processing chamber; a second gas switch, in which its input is connected to the second gas source and its output can be switchably connected to the gas inlets of the two vacuum processing chambers or the two processing stations; a control device for controlling the switching of the first gas switch and the second gas switch, so as to make the first gas source and the second gas source complementarily switch between two vacuum processing chambers or two processing stations in one vacuum processing chamber. The present disclosure achieves complementary switching of reactant gases in at least two vacuum processing chambers, which achieves full use of reactant gases, saving the cost and improving work efficiency. | 03-27-2014 |
20140106572 | PLASMA PROCESSING METHOD AND PLASMA PROCESSING DEVICE - A plasma processing method for a plasma processing device is provided. The plasma processing device includes a reaction chamber, multiple Radio Frequency (RF) power supplies with different RF frequency outputs apply RF electric fields to the reaction chamber, the output of at least one pulse RF power supply has multiple output states, and the processing method includes a match frequency obtaining step and a pulse processing step. In the match frequency obtaining step, the output state of the pulse RF power supply is switched to make the reaction chamber have multiple impedances to simulate the impedances in the pulse processing step. The output frequencies of the variable frequency RF power supply are adjusted to match the simulated impedances. The adjusted output frequencies are stored as match frequencies. In the subsequent pulse processing step, the fast switched impedances are instantly matched by the stored match frequencies. | 04-17-2014 |
20140116338 | COATING FOR PERFORMANCE ENHANCEMENT OF SEMICONDUCTOR APPARATUS - A plasma processing chamber having advanced coating for the showerhead and for an extended bottom electrode. The extended bottom electrode can be formed by one or more of the focus ring, cover ring, and plasma confinement ring. The extended electrode can be formed using a one-piece composite cover ring. The composite cover ring may be made of Al | 05-01-2014 |
20140117120 | COATING PACKAGED SHOWERHEAD PERFORMANCE ENHANCEMENT FOR SEMICONDUCTOR APPARATUS - An advanced coating for showerhead used in plasma processing chamber is provided. The advanced coating is formed using plasma enhanced physical vapor deposition. The coating formation involved a physical process, such as condensation of source material on the showerhead surface, and chemical process, wherein active species from plasma interact with the condensed source materials. Also, non-reactive species from the plasma impinge on the bottom surface to condense the formed coating. | 05-01-2014 |
20140118880 | PERFORMANCE ENHANCEMENT OF COATING PACKAGED ESC FOR SEMICONDUCTOR APPARATUS - An advanced coating for electrostatic chuck used in plasma processing chamber is provided. The advanced coating is formed using plasma enhanced physical vapor deposition. The coating is generally of Y | 05-01-2014 |
20140120731 | ICP SOURCE DESIGN FOR PLASMA UNIFORMITY AND EFFICIENCY ENHANCEMENT - An ICP A plasma reactor having an enclosure wherein at least part of the ceiling forms a dielectric window. A substrate support is positioned within the enclosure below the dielectric window. An RF power applicator is positioned above the dielectric window to radiate RF power through the dielectric window and into the enclosure. A plurality of gas injectors are distributed uniformly above the substrate support to supply processing gas into the enclosure. A circular baffle is situated inside the enclosure and positioned above the substrate support but below the plraity of gas injectors so as to redirect the flow of the processing gas. | 05-01-2014 |
Patent application number | Description | Published |
20090088164 | HANDOVER CONTROL METHOD IN A WIRELESS ACCESS SYSTEM, RELAY STATION AND BASE STATION - The present invention provides a handover control method in a wireless access system, a relay station and a base station for performing handover control in a mobile multi-hop relay wireless access system such that the wireless access system is enabled to cover a wider area. To achieve the above object, the present invention provides a handover control method in a wireless access system, wherein the wireless access system comprises a mobile station and a base station, which receive and send message via a wireless channel, and further comprises a relay station for forwarding message from the mobile station and the base station under control of the base station, characterized in that the method comprising a relay station measure and arbitration step in which the relay station measures the message and arbitrates whether to relay the message, and a base station measure and handover step in which the base station measures the message and arbitrates whether to perform handover. | 04-02-2009 |
20090103472 | METHOD AND DEVICE FOR COOPERATIVE RELAY WITH MULTIPLE RELAY STATIONS IN WIRELESS TELECOMMUNICATION NETWORK - The invention provides a method and device for cooperative relay with multiple relay stations in the wireless telecommunication network. To be specific, according to the invention, in single-hop or multi-hop relay telecommunication link, the relay device and other relay devices within the same hop select space diversity or space multiplexing to carry out cooperative relay operation according to the processing indicating information from the base station, thus obtaining space diversity gain and space multiplexing gain. | 04-23-2009 |
20090116423 | METHOD AND DEVICE FOR COOPERATIVE RELAY IN WIRELESS COMMUNICATION NETWORK - The invention provides a method and device for cooperative relay with multiple relay stations in the wireless telecommunication network. The invention is proposed to improve the quality of relayed signals, reduce the resources needed for relaying and solve the problems when performing the switch between relay devices. The method and device according to the invention are characterized in that, the received signals are processed according to the indicating information from a BS, before sending them to the next level network nodes. Compared with the prior art, the present invention can achieve better spatial diversity gain or spatial multiplexing gain, even both of them. Further, the present invention does not require a high level synchronization. Therefore, the performance of the signals received can be considerably improved, the resources needed for relaying are also reduced. Further, the present invention is very practical. | 05-07-2009 |
20090313518 | METHOD AND APPARATUS FOR HYBRID AUTOMATIC REPEAT REQUEST - The present invention provides two primary Hybrid Automatic Repeat reQuest (HARQ) mechanisms for a multi-hop network, i.e. an active Mobile Multi-hop Relaying (MMR) HARQ and a passive Mobile Multi-hop Relaying (MMR) HARQ. According to the solution of the present invention, there are provided a method and a device for HARQ retransmission in relay stations of a wireless communication network, wherein in HARQ retransmission, the HARQ procedure is implemented based on resource allocated by a base station; and a method and device for HARQ in a base station, characterized in that a HARQ procedure is implemented in-between one or more relay stations and a mobile station. With the methods of the present invention, the HARQ problems existing in a multi-hop network are overcome, the correction rate of data transmission is improved, while time delay for data transmission is reduced. | 12-17-2009 |
20100182946 | METHODS AND DEVICES FOR TRANSMITTING DATA IN THE RELAY STATION AND THE BASE STATION - A new data packet transmission solution is provided in the present invention. Firstly, a source network equipment sends a duplicate of a data packet to a sponsor relay station and other one or more assistant relay stations; then the one or more assistant relay stations transmit the duplicate of the data packet received to the sponsor relay station. After the sponsor relay station receives the duplicate directly transmitted by the source and a plurality of duplicates which are transmitted by one or more assistant relay stations, it applies a joint processing of several duplicates of the data packet, and then transmits the result of the joint processing to a corresponding network equipment. Preferably, after one or more assistant relay stations transmit the duplicates of the data packet to the sponsor relay station, the destination network equipment also receives one or more duplicates, and applies a joint processing of the one or more duplicates and a duplicate of the data packet which is received from the sponsor relay station. | 07-22-2010 |
20110007689 | SYSTEM FOR TRANSMITTING INTERACTING DATA BETWEEN NEIGHBORING BSS VIA MS AND METHOD THEREOF - The present invention provides a system for transmitting interacting data between neighboring BSs via a MS and a method thereof The system comprises a first BS which transmits the interacting data to the MS, and a MS which receives the interacting data from the first BS and transmits the received interacting data to a second BS that neighbors to the first BS. The invention also provides a communication system and a method thereof, wherein a MS communicates with a first BS using an established first communication channel, and the MS to communicates with the second BS using an established second communication channel. The system of the invention uses a MS within the overlapped coverage area of neighboring BSs to perform transmission of interacting data such as control information for coordination, so as to reduce latency required for interacting data transmission between neighboring BSs. Compared to legacy BS coordination via a backbone, the BS coordination via a MS of the invention is predictable and requires less latency. | 01-13-2011 |
20150065139 | HANDOVER CONTROL METHOD IN A WIRELESS ACCESS SYSTEM, RELAY STATION AND BASE STATION - The present invention provides a handover control method in a wireless access system, a relay station and a base station for performing handover control in a mobile multi-hop relay wireless access system such that the wireless access system is enabled to cover a wider area. To achieve the above object, the present invention provides a handover control method in a wireless access system, wherein the wireless access system comprises a mobile station and a base station, which receive and send message via a wireless channel, and further comprises a relay station for forwarding message from the mobile station and the base station under control of the base station, characterized in that the method comprising a relay station measure and arbitration step in which the relay station measures the message and arbitrates whether to relay the message, and a base station measure and handover step in which the base station measures the message and arbitrates whether to perform handover. | 03-05-2015 |
20150163772 | METHOD AND APPARATUS OF COMPRESSING A MULTI-CARRIER MODULATION SIGNAL IN FREQUENCY DOMAIN - The invention provides a method and an apparatus, of compressing a multi-carrier modulation signal in frequency domain. By setting a modulation mode indicator, the preferable technical scheme could be changed dynamically according to the modulation mode, so as to select the corresponding bits for the different modulation mode. Moreover, according the preferable technical scheme of the present invention, the signal of the data channel in the resource element after extracting the second scale factor is represented by the bits which are occupied by a pair of I/Q signal. Thus, more bits are saved and compression ratio is enhanced. | 06-11-2015 |
Patent application number | Description | Published |
20120159731 | BRUSH FILAMENTS PREPARED FROM A POLYTRIMETHYLENE TEREPHTHALATE COMPOSITION AND BRUSHES COMPRISING THE SAME - Disclosed herein is a monofilament bristle made of modified polytrimethylene terephthalate composition having s a flexural modulus of 2500 MPa or lower, measured according to ISO178:2001, a tensile modulus of 2600 MPa or lower, and an elongation at break % of about 20% or lower, measured respectively according to ISO527-2:1993, wherein the composition comprises: (a) 65-95 wt. % of at least a polytrimethylene terephthalate, and (b) 5-35 wt. % of at least a copolyether-ester having a Shore Hardness of 55 or higher measured according to ISO868. The invention also discloses brushes comprising the monofilament bristle. | 06-28-2012 |
20120277352 | LIGHT STABILIZED COPOLYETHERESTER COMPOSITION - Disclosed herein is a light stabilized copolyetherester composition that is substantially free of carbon black, and wherein the copolyetherester composition comprises, based on the total weight of the copolyetherester composition, (a) about 90-98.8 wt. % of at least one copolyetherester, (b) about 0.1-2 wt. % of at least one organic UV absorber selected from benzotriazole based UV absorbers and benzophenone based UV absorber, (c) about 0.1-2 wt. % of at least one hindered amine light stabilizer, and (d) about 1-6 wt. % of at least one mineral filler comprising mineral particles selected from the group consisting of titanium dioxide particles, cerium oxide particles, zinc oxide particles, and mixtures of two or more thereof. | 11-01-2012 |
20120305287 | FIRE-RETARDANT COPOLYETHERESTER COMPOSITION AND ARTICLES COMPRISING THE SAME - Disclosed herein is a fire-retardant copolyetherester composition comprising: (a) at least one copolyetherester; (b) about 5-30 wt. % of at least one halogen-free flame retardant; (c) about 0.1-20 wt. % of at least one nitrogen-containing compound; and (d) about 0.01-5 wt. % of at least one ammonium molybdate, the weight percentages being based on the total weight of (a) plus (b) plus (c) plus (d). Further disclosed herein are articles comprising component parts formed of the fire-retardant copolyetherester composition. | 12-06-2012 |
20120308819 | FIRE-RETARDANT COPOLYETHERESTER COMPOSITION AND ARTICLES COMPRISING THE SAME - Disclosed herein is a fire-retardant copolyetherester composition comprising: (a) at least one copolyetherester; (b) about 5-30 wt. % of at least one halogen-free flame retardant; (c) about 0.1-20 wt. % of at least one nitrogen-containing compound; and (d) about 0.01-5 wt. % of at least one molybdenum oxide. Further disclosed herein are articles comprising component parts formed of the fire-retardant copolyetherester composition. | 12-06-2012 |
20130146330 | FLAME-RETARDANT COPOLYETHERESTER COMPOSITION AND ARTICLES COMPRISING THE SAME - Disclosed herein is a flame-retardant copolyetherester composition comprising: (a) at least one copolyetherester; (b) about 5-35 wt % of at least one halogen-free flame retardant; (c) about 0.1-20 wt % of at least one nitrogen-containing compound; (d) about 0.1-10 wt % of at least one aromatic phosphate and (e) about 0.1-10 wt % of at least at least one novolac resin. Further disclosed herein are articles comprising component parts formed of the flame-retardant copolyetherester composition. | 06-13-2013 |
20130149533 | FLAME-RETARDANT COPOLYETHERESTER COMPOSITION AND ARTICLES COMPRISING THE SAME - Disclosed herein is a flame-retardant copolyetherester composition comprising: (a) at least one copolyetherester; (b) about 5-35 wt % of at least one halogen-free flame retardant; (c) about 0.1-20 wt % of at least one nitrogen-containing compound; (d) about 0.1-10 wt % of at least one aromatic phosphate and (e) about 0.1-10 wt % of at least at least one phenoxy resin. Further disclosed herein are articles comprising component parts formed of the flame-retardant copolyetherester composition. | 06-13-2013 |
Patent application number | Description | Published |
20120185480 | METHOD TO IMPROVE THE NAMED ENTITY CLASSIFICATION - A method is described for providing a named entity classification in a computing system having a processor, comprising the steps of the processor reading, from an LOD (Linking Opening Data) set, an LOD node corresponding to a to-be-classified named entity. The processor also determining a type attribute of the LOD node corresponding to the to-be-classified named entity as a tagged type of the to-be-classified named entity and further reading a candidate type. Finally, the processor computing, based on the tagged type, a possibility of the to-be-classified named entity belonging to the candidate type. | 07-19-2012 |
20130029307 | METHOD AND SYSTEM FOR COMPUTER QUESTION-ANSWERING - A method and system for computer question-answering. The method includes: receiving a plurality of the questions to be trained, and obtaining a candidate answer set for each question; determining part of the questions to which the candidate answer sets include correct answers, and using first feature sets of the candidate; obtaining a first mathematical model, which is used to compute a first confidence degree that the candidate answer is a correct answer; computing first confidence degrees of the candidate answers of all the questions to be trained, and for each question, extracting a second feature set related to the first confidence degrees and the first feature set; and obtaining a second mathematic model, which is used to compute a second confidence degree that the candidate answer is a correct answer based on the second feature set. | 01-31-2013 |
20140244299 | METHOD AND APPARATUS FOR PROCESSING MEDICAL DATA - Method and apparatus for processing medical data. The method for processing indication conditions includes obtaining a plurality of predetermined indication conditions which relate to a plurality of parameters and forming a plurality of conditional segments based on respective values of the plurality of parameters, which respectively correspond to a plurality of combinations of value ranges of the plurality of parameters. The method for processing patient data includes obtaining distribution information of the patient data in the plurality of conditional segments formed above and determining a matching relationship of patient data with at least one indication condition. The apparatuses correspond to the methods. Based on this, a matching relation of patient data with the plurality of indication conditions is determined directly based on distribution of patient data in respective conditional segments, which reduces/avoids chances of inefficiency caused by multiple data acquisitions, conversions, and analysis and improves processing efficiency of patient data. | 08-28-2014 |
20150248527 | PROMPTING MEDICATION SAFETY TECHNOLOGY - Method, apparatus, and hospital information system for prompting medication safety. The method includes: extracting identifier information and execution time of a prescribed drug from a treatment information database; according to the identifier information of the drug, extracting a record related to the drug from an information database; for each contributor factor of the prescribed drug, determining an unsafe time interval corresponding to the contributor factor of the drug; extracting identifier information and execution time of a target factor from the treatment information database; and, in response to the target factor matching with a contributor factor of the drug and at least a part of the execution time of the target factor falling within the unsafe time interval corresponding to the matched contributor factor, prompting medication safety in the complete drug taking lifetime. Through adopting the present invention, internal data process can be optimized and medication safety can be improved. | 09-03-2015 |
20150347485 | GENERATING A MAPPING RULE FOR CONVERTING RELATIONAL DATA INTO RDF FORMAT DATA - A method for generating a mapping rule for converting relational data into RDF format data includes obtaining a first mapping rule for converting relational data in a first relational database into RDF format data, wherein a URI pattern of the first mapping rule expresses features of the relational data in the first relational database; parsing a generated rule for the URI pattern of the first mapping rule; determining that a second relational model of the second relational database and a first relational model of the first relational database conform to pattern matching; and generating a second mapping rule for converting the relational data of the second relational database into RDF format data, based on a mapping relationship between the generated rule and the pattern matching of the first relational model and the second relational model. | 12-03-2015 |
20150347620 | GENERATING A MAPPING RULE FOR CONVERTING RELATIONAL DATA INTO RDF FORMAT DATA - A method for generating a mapping rule for converting relational data into RDF format data includes obtaining a first mapping rule for converting relational data in a first relational database into RDF format data, wherein a URI pattern of the first mapping rule expresses features of the relational data in the first relational database; parsing a generated rule for the URI pattern of the first mapping rule; determining that a second relational model of the second relational database and a first relational model of the first relational database conform to pattern matching; and generating a second mapping rule for converting the relational data of the second relational database into RDF format data, based on a mapping relationship between the generated rule and the pattern matching of the first relational model and the second relational model. | 12-03-2015 |
20160034558 | GENERATING A CLUSTERING MODEL AND CLUSTERING BASED ON THE CLUSTERING MODEL - Methods and an apparatus for generating a clustering model and clustering based on the clustering model. The first method includes: extracting feature information of each of a plurality of historical messages in response to receiving the plurality of historical messages from a historical voice conversation; obtaining a correlation between the plurality of historical messages; and generating a clustering model that clusters the plurality of historical messages on the basis of the correlation and the feature information of each of the plurality of historical messages. A second method for using the clustering model is also provided. According to the present invention, a reliable and accurate clustering model is generated through which a plurality of messages is clustered and displayed on the basis of the clustering model. | 02-04-2016 |
20160124939 | DISAMBIGUATION IN MENTION DETECTION - Disambiguation in mention detection. The method includes: determining at least one location in a text at which a target surface form in the text appears; obtaining an overall word-bag context of the target surface form in the text, the word-bag context at each of the at least one location including words within a predetermined neighborhood of the location; obtaining an overall resource context of the target surface form in the text, the resource context at each of the at least one location including resources corresponding to a further surface form within a predetermined neighborhood of the location; and determining a similarity between the target surface form and a candidate resource for the target surface form based on the overall word-bag context and the overall resource context. A system for disambiguation in mention detection is also provided. | 05-05-2016 |