05th week of 2015 patent applcation highlights part 32 |
Patent application number | Title | Published |
20150029966 | METHOD FOR REPORTING CHANNEL STATE INFORMATION, METHOD FOR SUPPORTING SAME, AND APPARATUS FOR SAID METHODS - According to one embodiment of the present invention, the method for receiving a channel state information (CSI)-reference signal (RS) from a wireless communication system by a user device comprises the steps of: receiving resource configuration information on the CSI-RS; and receiving the CSI-RS on the basis of the resource configuration information on the CIS-RS, wherein the resource configuration information on the CSI-RS includes information on a cell specific-RS (CRS) related to the CSI-RS, and the user device can assume that an antenna port related to information on the CRS and an antenna port used for transmitting CSI-RS corresponding to the resource configuration information on the CSI-RS are quasi co-located. | 2015-01-29 |
20150029967 | COMMUNICATIONS TERMINAL AND METHOD - A mobile communications network includes a core network including infrastructure equipment, and a radio network including plural base stations configured to provide a wireless access interface for communicating data to/from communications terminals. One base station can operate as a serving base station to one of the communications terminals, to establish one or more communications bearers for communicating user data to/from the communications terminal via the core network and the radio network, and co-operate with at least another of the base stations to communicate the user data to/from the communications terminal. The mobile communications network can monitor a state of a radio communications channel between the co-operating base station and the communications terminal, and upon predetermined conditions, establish a communications bearer from the core network to the co-operating base station for communicating the user data to the co-operating base station for transmitting the user data to the communications terminal. | 2015-01-29 |
20150029968 | METHOD AND APPARATUS FOR TRANSMITTING UPLINK SIGNAL IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system, and more particularly, to a method and apparatus for transmitting an uplink signal. A method for transmitting an uplink signal at a UE in a wireless communication system includes, when a virtual cell ID for a reference signal for demodulation of a physical uplink channel is provided, generating a sequence of the reference signal on the basis of the virtual cell ID, and transmitting the generated reference signal to an eNB. A group hopping pattern of the reference signal can be determined on the basis of the virtual cell ID. | 2015-01-29 |
20150029969 | METHOD AND APPARATUS FOR TRANSMITTING UPLINK SIGNAL IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a wireless communication system, and more particularly, to a method and apparatus for transmitting an uplink signal. A method for transmitting an uplink signal at a UE in a wireless communication system includes, when a virtual cell ID for a reference signal for demodulation of a physical uplink channel is provided, generating a sequence of the reference signal on the basis of the virtual cell ID, and transmitting the generated reference signal to an eNB. A sequence shift pattern of the reference signal can be determined on the basis of the virtual cell ID. | 2015-01-29 |
20150029970 | Redundancy Version Selection Based on Receiving Quality and Transport Format - The embodiments herein relate to a method in a base station ( | 2015-01-29 |
20150029971 | WIRELESS COMMUNICATION TERMINAL DEVICE AND CONTROL CHANNEL FORMING METHOD - Provided are a wireless communication terminal device and a control channel forming method with which, in the forming of a control channel for transmitting control information including an ACK/NACK and CSI (channel state information), wasteful use of resources is reduced compared to that in related art. In the case where CSI is transmitted independently, and in the case where CSI and an ACK/NACK are transmitted at the same time, the same format is used to form a control channel. Furthermore, in the case where an ACK/NACK is transmitted independently, another format is used if a component carrier (CC) number is equal to or less than 2, and the same format is used if the CC number is equal to or greater than 3. | 2015-01-29 |
20150029972 | METHOD FOR RECEIVING OR TRANSMITTING DOWNLINK SIGNAL AND APPARATUS FOR SAME - The method for receiving a downlink signal in a wireless communication system, according to one embodiment of the present invention, comprises: receiving, from a base station, a candidate seed list and downlink control information for the generation of a sequence of a downlink demodulation reference signal, wherein a seed value is selected from the candidate seed list on the basis of seed value indicating information contained in the downlink control information and the sequence of the downlink demodulation reference signal is generated by using the selected seed value. The candidate seed list may include a plurality of hybrid automatic repeat request (HARQ) process identifiers and virtual cell identifiers related to the plurality of HARQ process identifiers. | 2015-01-29 |
20150029973 | Signalling Interfaces in Communications - A method is disclosed, including supporting, in a communication apparatus (UE), a stand-alone operation mode for using, without a core network (EPC) involvement, bearer services provided by a local network (LTE-LAN). The method further includes supporting, in the communication apparatus (UE), flexible single radio/dual radio modes for offloading resources of a macro network (LTE) in order to use bearer services provided by the macro network (LTE) either in the single radio mode or in the dual radio mode, wherein said offloading is controlled by an associated macro network apparatus (eNB). | 2015-01-29 |
20150029974 | MOBILE COMMUNICATION SYSTEM, MOBILE COMMUNICATION METHOD, AND RADIO BASE STATION - The mobile communication system is a system in which one resource block is configured by a plurality of resource elements. The mobile communication system comprises an assignment unit that divides the one resource block, and assigns the divided resource blocks to a plurality of radio terminals. A division pattern of the one resource block is decided beforehand. | 2015-01-29 |
20150029975 | METHODS AND DEVICES FOR RADIO BEARER RELEASE - The disclosure relates to a method ( | 2015-01-29 |
20150029976 | WIRELESS COMMUNICATION SYSTEM, TERMINAL, TRANSMISSION STATION, AND WIRELESS COMMUNICATION PROGRAM - A wireless communication system includes an upper transmission station and a lower transmission station, each serving as a transmission station, a terminal serving as a reception station. The upper transmission station allocates a downlink control channel for each terminal to part of a predetermined data-channel region ascribed to the lower transmission station based on a demodulation reference signal for each transmission station. Based on the allocation result, the lower transmission station allocates the downlink control channel for each terminal, which is disposed at art of the data-channel region thereof. The terminal decodes the downlink control channel based on the demodulation reference signal. | 2015-01-29 |
20150029977 | METHOD AND APPARATUS FOR COMPRESSING MAC HEADER IN WIRELESS LAN SYSTEM - The present invention relates to a wireless communication system, and more particularly, to a method and apparatus for performing MAC header compression in a wireless communication system. In a wireless communication system according to an embodiment of the present invention, a station STA may: receive information on assigning a plurality of association identifiers (AIDs) to the station STA from an access point (AP); receive, from the AP, a first frame including a medium access control (MAC) header that includes an address field set to one of the plurality of AIDs; and assign each of the plurality of AIDs by flow for the station STA. | 2015-01-29 |
20150029978 | AVOIDING UNLIMITED NUMBER OF UNSUCCESSFUL LOCATION UPDATE OR PACKET DATA CONNECTION ESTABLISHMENT ATTEMPTS - The application relates to the procedures Routing Area Update RAU in UTRAN and Tracking Area Update TAU in LTE. Furthermore, it relates to PDP context procedure in UTRAN as well as PDN connection procedure in LTE. In the current RAU procedure, a SGSN, which fails to update the Routing Area, e.g. because it receives the DNS return error, sends a RAU Reject with the cause code CC# | 2015-01-29 |
20150029979 | RADIO TRANSMITTING APPARATUS, RADIO RECEIVING APPARATUS, RADIO COMMUNICATION SYSTEM, AND INTEGRATED CIRCUIT - A radio receiving apparatus is notified of whether a multi-user multiplexing transmission signal that is transmitted from a radio transmitting apparatus is the multi-user MIMO or the OFDMA without increasing a control information amount. The radio transmitting apparatus includes a scheduling section | 2015-01-29 |
20150029980 | System and Method for Supporting Switching Between a Packet-Switched Network and a Circuit-Switched Network - A User Equipment (UE) ( | 2015-01-29 |
20150029981 | MOBILE STATION DEVICE, BASE STATION DEVICE, WIRELESS COMMUNICATION SYSTEM AND TRANSMISSION METHOD - A probability of collision when a plurality of mobile station devices use contention based (CB) transmission is reduced. Provided is a mobile station device which performs the CB transmission, based on a control signal received from a base station device. The mobile station device includes a control information extraction unit | 2015-01-29 |
20150029982 | RADIO COMMUNICATION SYSTEM, BASE STATION APPARATUS AND RADIO COMMUNICATION METHOD - The present invention is designed to report parameters related to techniques provided for in the LTE-A system to a user terminal with adequate timing. The radio communication method of the present invention provides a radio communication method in a radio communication system having a base station apparatus that is configured in compliance with LTE-Advanced system standards, and a user terminal that is configured to be able to perform radio communication with the base station apparatus, and, in this radio communication method, the base station apparatus generates downlink control channel information related to an enhanced physical downlink control channel, and notifies the downlink control channel information to the user terminal using an RRC Connection Reconfiguration signal, and the user terminal receives the RRC Connection Reconfiguration signal, and sets up the downlink control channel information. | 2015-01-29 |
20150029983 | RADIO SYSTEM, RADIO BASE STATION, AND MANAGEMENT APPARATUS - A new base station transmits position information to a TVWSDB device and receives channel information of TV white space from the TVWSDB device. The TVWSDB apparatus instructs existing base stations to arrange that the respective CPE terminals that are the nearest in distance to the new base station perform CBP bursts for channels reported to the new base station. The CPE terminals then perform the CBP bursts according to a schedule established for the existing base stations. The new base station searches for and finds a cell having the same standard as itself on the basis of the burst signals of the CPE terminals and shares the channel of the cell having the same standard as itself with the existing base stations. | 2015-01-29 |
20150029984 | ALLOCATING A CONTROL CHANNEL FOR CARRIER AGGREGATION - Methods for allocating a physical downlink control channel (PDCCH) to reduce a number of PDCCH candidates in a search space for carrier aggregation on a user equipment (UE) are disclosed. The method comprises the step of selecting a control channel element (CCE) aggregation level for a PDCCH allocation for each of a plurality of user equipments (UEs) at an evolved NodeB (eNB). The operation of identifying a transmission mode for each of a plurality of component carriers (CCs) associated with the PDCCH at the eNB follows. The next operation of the method is assigning each CC's downlink control information (DCI) into CCEs in a PDCCH search space in the PDCCH starting at a CCE location based on the CC's transmission mode and the CCE aggregation level for the UE receiving the CC. | 2015-01-29 |
20150029985 | TRANSMITTING DATA IN A MOBILE COMMUNICATION SYSTEM - According to one embodiment, a method for retransmitting a protocol data unit (PDU) in a mobile communication system includes: segmenting a first PDU to form one or more second PDUs if the first PDU does not fit within a PDU size indicated by a lower layer; and transmitting the one or more second PDUs to a receiving side. Segmenting the first PDU includes: mapping only a data field of the first PDU to a data field of the one or more second PDUs; and setting a header of each of the one or more second PDUs. The header of each of the one or more second PDUs includes a field indicating a sequence number of the first PDU. | 2015-01-29 |
20150029986 | MU-MIMO TRANSMISSION METHOD IN WIRELESS LAN SYSTEM - A Multi-User-Multiple Input Multiple Output (MU-MIMO) transmission method performed by an Access Point (AP) in a Wireless Local Area Network (WLAN) system is provided. The method includes transmitting an MU-MIMO initiation message to a destination Station (STA) which is a target of a MU-MIMO transmission, the MU-MIMO initiation message informing that MU-MIMO transmission will be initiated, receiving a sounding frame transmitted by the destination STA as a response to the MU-MIMO initiation message and performing MU-MIMO transmission on data by beamforming based on channel information obtained from the sounding frame. The sounding frame includes precoded and virtualized channel information between the AP and the STA. A dimension of the virtualized channel information is lower than a dimension of channel information between the AP and the STA. | 2015-01-29 |
20150029987 | SYSTEM AND METHOD FOR WIRELESS INTERFACE SELECTION AND FOR COMMUNICATION AND ACCESS CONTROL OF SUBSYSTEMS, DEVICES, AND DATA IN A VEHICULAR ENVIRONMENT - A method in one embodiment includes intercepting a message in an on-board unit (OBU) of a vehicular network environment between a source and a receiver in the vehicular network environment, verifying the message is sent from the source, verifying the message is not altered, evaluating a set of source flow control policies associated with the source, and blocking the message if the set of source flow control policies indicate the message is not permitted. In specific embodiments, the message is not permitted if a level of access assigned to the source in the set of source flow control policies does not match a level of access tagged on the message. In further embodiments, the method includes evaluating a set of receiver flow control policies associated with the receiver, and blocking the message if the set of receiver flow control policies indicates the message is not permitted. | 2015-01-29 |
20150029988 | METHOD, DEVICE AND SYSTEM FOR UPLINK RESOURCE ALLOCATION - The present disclosure discloses a method, a device and a system for uplink resource allocation, relating to a wireless communication field and used for further reducing interference of service transmission between cell uplinks. The method for uplink resource allocation includes: a first base station determines uplink almost blank subframe (UL ABS) subframe(s) unused currently of a user equipment (UE) served by the first base station; and the first base station sends information of the determined UL ABS subframe(s) unused currently of the UE served by the first base station to a second base station, so that the second base station acquires available UL ABS subframe(s) and takes the available UL ABS subframe(s) as uplink subframe resource(s) of the second base station. The present disclosure is applied to a resource allocation scenario. | 2015-01-29 |
20150029989 | WIRELESS COMMUNICATION SYSTEM, WIRELESS BASE STATION, WIRELESS TERMINAL, AND WIRELESS COMMUNICATION METHOD - A wireless communication system including: a wireless base station, and a wireless terminal configured to receive a downlink frame including data and a downlink control signal, the downlink control signal being mapped to a first downlink control resource element, and transmit an uplink frame including an uplink control signal, the uplink control signal being mapped to a first uplink control resource element, the first uplink control resource element being determined by shifting a second uplink control resource element of uplink control resource elements by an offset number whose unit is one of the uplink control resource elements, the second uplink control resource element being determined based on a location of the first downlink control resource element in the downlink frame, the offset number being determined based on a first offset information included in the downlink control signal. | 2015-01-29 |
20150029990 | METHOD AND APPARATUS FOR SENDING UPLINK CONTROL INFORMATION FOR MULTI-RADIO ACCESS TECHNOLOGY OPERATION - A method and apparatus for sending uplink control information (UCI) by a multi-mode wireless transmit/receive unit (WTRU) capable of operating on multiple component carriers of a plurality of radio access technologies (RATs) for multi-RAT operation are disclosed. The multi-mode WTRU may generate first UCI pertaining to a first RAT and second UCI pertaining to a second RAT. The WTRU may then send at least part of the first UCI and least part of the second UCI via a feedback channel on a component carrier of a second RAT. The first RAT may be Long Term Evolution (LTE) and the second RAT may be LTE-Advanced (LTE-A), or vice versa. Each RAT may operate on a different frequency. The UCI of the RATs may be multiplexed onto a carrier of any one of the RATs. The UCI bits for a pair of, or multiple, serving cells may be jointly encoded. | 2015-01-29 |
20150029991 | METHOD FOR COORDINATING TRANSMISSIONS BETWEEN DIFFERENT COMMUNICATIONS APPARATUSES AND COMMUNICATION SAPPARATUSES UTILIZING THE SAME - A communications apparatus is provided. A controller module generates a suggested sub-frame pattern describing suggested arrangement of one or more almost blank sub-frame(s) in one or more frame(s) and schedules control signal and/or data transmissions according to the suggested sub-frame pattern. A transceiver module transmits at least a first signal carrying information regarding the suggested sub-frame pattern to a peer communications apparatus. The peer communications apparatus does not schedule data transmissions in the almost blank sub-frame(s). | 2015-01-29 |
20150029992 | METHOD FOR COORDINATING TRANSMISSIONS BETWEEN DIFFERENT COMMUNICATIONS APPARATUSES AND COMMUNICATION SAPPARATUSES UTILIZING THE SAME - A method for coordinating transmissions between different communications apparatuses in a communications system. The method obtains a sub-frame indicator carried in a first control signal transmitted in a control region of a first sub-frame received from an evolved node B (eNB), wherein the sub-frame indicator indicates resource allocation of one or more sub-frame following the first sub-frame. The method then determines whether a second sub-frame following the first sub-frame and received from the eNB is an almost blank sub-frame according to the sub-frame indicator. When the second sub-frame is not the almost blank sub-frame, obtaining information regarding a start position of a data region of the second sub-frame from a second control signal transmitted in a control region of the second sub-frame. | 2015-01-29 |
20150029993 | METHOD FOR COORDINATING TRANSMISSIONS BETWEEN DIFFERENT COMMUNICATIONS APPARATUSES AND COMMUNICATION SAPPARATUSES UTILIZING THE SAME - A communications apparatus is provided. A controller module obtains information regarding a Hybrid Automatic Repeat Request (HARQ) round trip time (RTT) in an HARQ process, arranging one or more almost blank sub-frame(s) in one or more frame(s) according to the HARQ RTT information and generating a sub-frame pattern describing the arrangement of the almost blank sub-frame(s), wherein the HARQ RTT is defined by the communications system. A transceiver module transmits at least a signal carrying information regarding the sub-frame pattern to a peer communications apparatus in the communications system. In addition, at least one almost blank sub-frame in the sub-frame pattern is arranged in a sub-frame for the peer communications apparatus to transmit an uplink grant message for granting an user equipment to transmit uplink data to the peer communications apparatus. | 2015-01-29 |
20150029994 | RESOURCE ALLOCATION METHOD AND A METHOD FOR TRANSMITTING/RECEIVING RESOURCE ALLOCATION INFORMATION IN MOBILE COMMUNICATION SYSTEM - According to one embodiment, a user equipment for use in a mobile communication system is configured to: receive control information including a first field and a second field via a control channel, the first field indicating one of N (N≧2) resource block group (RBG) sets and the second field including a bitmap, wherein each bit of the bitmap is used to indicate whether a corresponding resource block (RB) in the indicated one of the N RBG sets is allocated; interpret the first field and the second field for resource allocation in the control information; and receive data using the control information. An RBG set n (0≦n2015-01-29 | |
20150029995 | INTERFERENCE MITIGATION IN HETEROGENEOUS WIRELESS COMMUNICATION NETWORKS - A method in a wireless terminal transceiver includes receiving a sequence of frames from a first base station, wherein each frame in the sequence contains a first set of time-frequency resources which may be used for scheduling data and a second set of time-frequency resources not used for scheduling data. The transceiver also receives a message from the first base station identifying a third set of time-frequency resources that is a subset of the first set of time-frequency resources, and estimates the channel state based on the transmission received in the third set of time-frequency resources. | 2015-01-29 |
20150029996 | METHOD AND SYSTEM FOR PHYSICAL DOWNLINK CONTROL CHANNEL MULTIPLEXING - Enhanced physical downlink control channel are multiplexed with physical downlink data channel in frequency division multiplexing (FDM), or in frequency division multiplexing (FDM)+time division multiplexing (TDM). FDM mode applies to users that have only UL grants in that subframe. UL grants of different users are cross-interleaved and transmitted over the entire physical resource blocks (both slots) in FDM. Frequency resources for cross-interleaved UL grants are distributed. TDM+FDM applies to users that have both DL and UL grants, or have only DL grant in that subframe. DL/UL grant (maybe mixed) is transmitted only in the first slot of physical resource blocks in TDM+FDM, where the second slots in those resource blocks can be used for those users' downlink data transmission. | 2015-01-29 |
20150029997 | METHOD AND APPARATUS FOR GENERATING CODE SEQUENCE IN A COMMUNICATION SYSTEM - A method for transmitting a signal by a transmitting side device, the method including combining a first sequence and a second sequence to generate a third sequence in a frequency domain. The second sequence is obtained by cyclic shifting the first sequence. The method further includes transforming the third sequence into a time domain signal; and transmitting the time domain signal to a receiving side device. The third sequence includes information to identify a cell and is periodically transmitted. | 2015-01-29 |
20150029998 | Inter-Node B Handover in HSDPA or Multi-Flow HSPA Including Packet Retransmission - The application relates to the removal of one of the links in multi-flow HSPA but the proposed method is also applicable to normal HSDPA operation during handover. In particular the application aims at minimizing the negative impact of a removed radio link, i.e. drop of packets and/or delays. According to the proposed method, in which the radio link to be removed is via a first Node B NB | 2015-01-29 |
20150029999 | TECHNIQUES FOR SELECTED INTERNET PROTOCOL TRAFFIC OFFLOAD SUPPORT AT AN ASSISTING ENODEB - Techniques are described for selected internet protocol traffic offload (SIPTO) support at an assisting eNodeB. A connection may be established between a first eNodeB and a UE, and it may be determined whether a connection exists or is pending between the UE and a second eNodeB. A message may be transmitted to a mobility management entity (MME), the message associating a network address of the second eNodeB with SIPTO connectivity for the UE. | 2015-01-29 |
20150030000 | WIRELESS COMMUNICATION SYSTEM, COMMUNICATION METHOD, BASE STATION, AND MOBILE TERMINAL - A wireless communication system allows a handover operation to a base station communicating through a plurality of frequency bands. The mobile terminal includes a communication unit adapted to perform communication with any of the base stations through a plurality of frequency bands. The communication unit of the base station notifies, when communication through a plurality of frequency bands is possible, a mobile terminal about information directed to identifying a main frequency band from relevant frequency bands in a manner allowing discrimination from one or more frequency bands other than the main frequency band. The communication unit of the mobile terminal determines that, upon receiving information directed to identifying a main frequency band from the second base station during having communication connection with the first base station, that the frequency band identified by the relevant information is a subject of handover towards the second base station. | 2015-01-29 |
20150030001 | UE REPORTING OF MOBILITY INFORMATION USEFUL FOR OPTIMIZING UE PARAMETER SETTINGS - A method includes determining that reporting of user equipment mobility information is to be performed. The method further includes reporting, responsive to the determining, the user equipment mobility information, the user equipment mobility information concerning at least a time period in one or both of an idle state or a connected state since a transition by the user equipment to a cell, or since a transition by the user equipment to or from a connected state with a cell, Apparatus, systems, computer programs, and computer program products are also disclosed. | 2015-01-29 |
20150030002 | PACKET DATA PROTOCOL CONTEXT MANAGEMENT FOR HANDOVER FROM CELLULAR NETWORK TO A FEMTO CELL - Packet data protocol (PDP) contexts are managed upon cellular-to-femto handover, wherein femto network has disparate capabilities to support applications with distinct access point names (APNs) and quality of service (QoS) profiles. Based at least on activity factors of applications associated with PDP contexts, a QoS-based ranking of PDP contexts, and subscriber input, cellular network platform selects active PDP contexts to retain and suspend upon handover. A group of active PDP contexts is handed off in accordance with femto coverage capability, with remaining active PDP contexts suspended during handover. When a suspended PDP context, and application associated therewith, is resumed through femto coverage, a PDP context modification is conducted with a new APN and the application is routed to a corresponding femto gateway node and application server. Additionally, femto network platform performs a radio access bearer reconfiguration to meet QoS requirements of the resumed PDP context. | 2015-01-29 |
20150030003 | Enhanced Techniques For Using Core Based Nodes For State Transfer - Methods and apparatus for storing, manipulating, retrieving, and forwarding state, e.g., context and other information, used to support communications sessions with one or more end nodes, e.g., mobile devices, are described. Various features are directed to a mobile node controlling the transfer of state from a first access node to a second access node during a handoff operation thereby eliminating any need for state transfer messages to be transmitted between the second access node and the first access node during handoff. Other features of the invention are directed to the use of a core network node to store state information. State information stored in the core node can be accessed and used by access nodes in cases where a mobile node does not send a state transfer message during a handoff, e.g., because communication with the first access node is lost or because such messages are not supported. | 2015-01-29 |
20150030004 | SELECTION OF A RADIO CELL SECTOR - The present disclosure concerns radio communication. In one of its aspects, the technology presented herein concerns a method for selecting the most suitable secondary carrier for carrier aggregation when employing a combined radio cell including multiple radio sectors A | 2015-01-29 |
20150030005 | Ack channel design for early termination of R99 downlink traffic - A method, an apparatus, and a computer program product for wireless communication are provided. The apparatus receives a transmission and transmits an Ack regarding the transmission. A packet transmitting apparatus begins a transmission of a packet and receives an Ack regarding the transmission. The Ack may indicate early decoding of a packet comprised in the transmission. This enables the packet transmitting apparatus to cease transmission of the packet prior to transmission of the entire packet. The Ack may be transmitted using at least one of applying a pre-configured boost to the transmit power of at least a portion of a slot in which the Ack is transmitted, modulating a codeword pattern onto the symbols that would normally be transmitted in the slot, and transmitting the Ack on DPDCH. | 2015-01-29 |
20150030006 | RADIO BASE STATION AND CHANNEL ESTIMATION METHOD - A radio base station including: a processor configured to precode a first reference signal based on a first precoding matrix and a second reference signal based on a second precoding matrix, transmit the precoded first reference signal using a first radio resource and the precoded second reference signal using a second radio resource, to a radio terminal, receive first channel state information and second channel state information from the radio terminal, the first channel state information indicating a first channel estimated at the radio terminal based on the precoded first reference signal, the second channel state information indicating a second channel estimated at the radio terminal based on the precoded second reference signal, and estimate a downlink channel between the radio base station and the radio terminal based on the first channel state information, the second channel state information, the first precoding matrix, and the second precoding matrix. | 2015-01-29 |
20150030007 | Joint Transmit and Receive Procedure - A user equipment, UE, ( | 2015-01-29 |
20150030008 | METHOD AND APPARATUS FOR CONTROLLING DEACTIVATION TIMER OF CELL - The present specification proposes a technique for controlling a deactivation timer of a cell. Specifically, the present specification proposes a method for controlling a deactivation timer of a cell in a mobile communication system. The method comprises the steps of: configuring a primary cell and at least one secondary cell on user equipment (UE); receiving, from the UE, an indicator related to a deactivation timer for one secondary cell from among one or more secondary cells; and disabling, on the UE, the deactivation timer of one secondary cell on the basis of the indicator. | 2015-01-29 |
20150030009 | BROADCASTING METHOD FOR SENDING SIGNAL CONTAINING PREDETERMINED INFORMATION AND RADIO APPARATUS - A control information extraction unit receives information on a frame that contains at least a plurality slots from an access control apparatus for controlling communications between radio apparatuses. The control information extraction unit generates a frame that contains at least a plurality of slots in such a manner as to synchronize with the frame corresponding to the received information. An estimation unit estimates empty slots in the plurality of slots generated. A selection unit selects, at random, at least one of the estimated. A modem unit and the like broadcast data using the selected slot. | 2015-01-29 |
20150030010 | SYNCHRONIZED CHANNEL ACCESS IN COEXISTING WIRELESS NETWORKS - A system and method for arbitrating channel access in a wireless device including co-located network transceivers are disclosed herein. A wireless device includes a first wireless transceiver and a second wireless transceiver. The first transceiver is configured for operation with a first wireless network. The second transceiver is configured for operation with a second wireless network. The wireless device further includes logic that determines which of the first and second transceivers is enabled to transmit at a given time. The logic causes the first transceiver to transmit a notification signal indicating a time period during which the second transceiver of the wireless device will perform a first wireless transaction, and during which, based on receiving the notification signal, a different wireless device performs a second wireless transaction via the second wireless network without transmitting a notification signal. | 2015-01-29 |
20150030011 | DATA TRANSMISSION METHOD AND APPARATUS - The disclosed is a data transmission method and apparatus configured to establish a frequency hopping-retransmission mechanism in a CFP of a superframe and switch a channel accordingly. The method provided by an embodiment includes: selecting two channels as a prescribed channel and a spare channel; dividing a CFP of a superframe into three SCFPs, where a second SCFP is used to re-transmit data that a node fails to transmit in a first SCFP, a third SCFP is used to re-transmit data that the node fails to transmit in the second SCFP, and a timeslot position of each node in the first SCFP is the same as in the second SCFP; broadcasting a beacon frame on the prescribed channel in a beacon period of the superframe, where the beacon frame includes channel selection information and timeslot division information; receiving data from the node; and transmitting an acknowledgement frame. | 2015-01-29 |
20150030012 | COMMUNICATION DEVICE - A display control device for communicating with an information terminal, the display control device including: a communication unit; a communication control unit which causes the communication unit to perform first communication in a local area network including the display control device and the information terminal, the first communication being communication between the display control device and the information terminal via a relay device; and a connection information obtainment unit which obtains, from the information terminal through the first communication, connection information necessary for establishment of second communication that is direct communication between the display control device and the information terminal, in which when the connection information obtainment unit obtains the connection information, the communication control unit causes the communication unit to break off the first communication and start the second communication using the obtained connection information. | 2015-01-29 |
20150030013 | INTEGRATED INFORMATION COMMUNICATION SYSTEM - To provide an integrated information communication system without using dedicated lines or the Internet, ensuring communication speed, communication quality, communication trouble countermeasures in a unified manner, wherein security and reliability in communication is ensured. The system is comprised of an access control apparatus for connecting a plurality of computer communication networks or information communication equipment to each, and a relay device for networking the aforementioned access control apparatus, the system having functions for performing routing by transferring information by a unified address system, and is configured such that the aforementioned plurality of computer communication networks or information communication equipment can perform communications in an interactive manner. | 2015-01-29 |
20150030014 | LINKING EXISTING WI FI ACCESS POINTS INTO UNIFIED NETWORK - A plurality of users are associated with a system having at least one information processor coupled to a communication network. Multiple wireless access points to the communication network are provided; and multiple of the users associated with the system are provided access to the communication network via the access points. | 2015-01-29 |
20150030015 | Method and Related Communication Device for Configuring Timing Resource in Device to Device Communication - A method of configuring timing resource in device to device (D2D) communication for a first user equipment (UE) includes receiving a first signal from a second UE; and reporting to a network node at least one of information about an arriving time related to the first signal and information about prospective resource allocation of the first UE, whereby the network node configures timing resource for D2D communication between the first UE and the second UE. | 2015-01-29 |
20150030016 | MEDIA SESSIONS - Measures for enabling media bypass of one or more session border controllers (SBCs) in a telecommunications network which includes a plurality of SBCs. An SBC receives an inbound offer message requesting setup of a media session between an originating endpoint device and a terminating endpoint device. The SBC transmits an outbound offer message to an ensuing SBC, wherein the originating endpoint device address comprised in the inbound offer message is re-written with an SBC address in the outbound offer message. The SBC receives an inbound answer message including a terminating endpoint device address. In response to receipt of the inbound answer message, the SBC transmits an outbound answer message to the originating endpoint device without re-writing the terminating endpoint device address, whereby the SBC and the ensuing SBC are bypassed in the media path for the media session. | 2015-01-29 |
20150030017 | VOICE COMMUNICATION METHOD AND APPARATUS AND METHOD AND APPARATUS FOR OPERATING JITTER BUFFER - Voice communication method and apparatus and method and apparatus for operating jitter buffer are described. Audio blocks are acquired in sequence. Each of the audio blocks includes one or more audio frames. Voice activity detection is performed on the audio blocks. In response to deciding voice onset for a present one of the audio blocks, a subsequence of the sequence of the acquired audio blocks is retrieved. The subsequence precedes the present audio block immediately. The subsequence has a predetermined length and non-voice is decided for each audio block in the subsequence. The present audio block and the audio blocks in the subsequence are transmitted to a receiving party. The audio blocks in the subsequence are identified as reprocessed audio blocks. In response to deciding non-voice for the present audio block, the present audio block is cached. | 2015-01-29 |
20150030018 | MULTI-CHANNEL MULTI-ACCESS VOICE OVER IP INTERCOMMUNICATION SYSTEMS AND METHODS - The present invention provides systems and methods employing Voice over Internet Protocol (VoIP) technology to provide multi-channel, multi-access voice communication capabilities. | 2015-01-29 |
20150030019 | MOBILE SWITCHING CENTER ACTING AS A SHORT MESSAGE SERVICE GATEWAY - Communications systems, such as the evolved packet system, may benefit from configurations and methods for a mobile switching center. For example, a mobile switching center may be configured to act as a short message service gateway. A method can include communicating, by a mobility management entity, regarding a user equipment with a home subscriber server of the user equipment. The method can also include determining whether a mobility management entity communicates with a short message service gateway mobile switching center regarding the user equipment based on communication with the home subscriber server. | 2015-01-29 |
20150030020 | METHOD AND APPARATUS FOR USING ENTROPY LABELS IN SEGMENT ROUTED NETWORKS - A method and apparatus for using entropy labels in segment routed networks is disclosed. A single ELI and a single EL are provided for a label stack. The ELI and EL are inserted directly below a top-most label in the label stack. | 2015-01-29 |
20150030021 | LOCAL PORT MANAGING METHOD AND DEVICE, PACKET-ORIENTED DATA NETWORK, DIGITAL STORAGE MEDIA, AND COMPUTER PROGRAM PRODUCT - A method for managing local ports in a packet-oriented data network is proposed, wherein packets are assigned to a selected local port, and assignment of a local port is controlled based on observation of transmission on the network. The invention also relates to a local port managing device, a packet-oriented data network, a digital storage media, and a computer program product. | 2015-01-29 |
20150030022 | SYSTEM AND METHOD FOR SEAMLESS SWITCHOVER BETWEEN UNICAST AND MULTICAST SOURCES OF OVER-THE-TOP STREAMS - A method and system for switching between a unicast streaming source and a multicast streaming source of over-the-top (OTT) streams are provided. The method includes retrieving an OTT unicast stream from the unicast streaming source and an OTT multicast stream from the multicast streaming source, wherein there is a time delay between the OTT unicast stream and the OTT multicast stream; synchronizing the OTT unicast stream and the OTT multicast stream to compensate for the time delay; selecting one of the OTT unicast stream and the OTT multicast stream; and switching to a streaming source of the selected OTT stream. | 2015-01-29 |
20150030023 | MULTICAST ROUTING PROTOCOL FOR COMPUTER NETWORKS - The present technology comprises a method and apparatus for a routing protocol for a router including an apparatus and method for distance vector multicast routing. The method and apparatus as disclosed and claimed offers a new interpretation of the routing information stored in a DVMRP routing table. This interpretation relates to the knowledge of the locations of a multicast source router and the routers connected to hosts with group members in a DVMRP domain. The methodology exploits this knowledge to create two conditional packet forwarding checks, based on pseudo-diameter and super-pseudo-diameter respectively, and used these conditions to extend the two phases of the existing DVMRP to improve its performance from the viewpoint of much better utilization of bandwidth. | 2015-01-29 |
20150030024 | SYSTEMS AND METHODS FOR A DATA CENTER ARCHITECTURE FACILITATING LAYER 2 OVER LAYER 3 COMMUNICATION - An information handling system is provided. The information handling system includes a plurality of core devices coupled to each other and to a plurality of distribution devices and a plurality of top-of-rack devices coupled to a plurality of servers and to the distribution devices. The plurality of servers are running hypervisors thereon that each manage a virtual switch and a plurality of virtual machines (VMs). The information handling system further includes a plurality of local network address resolution mediators, with each local network address resolution mediator running on one of the plurality of servers and receiving packets from VMs running thereon, and a global network address resolution mediator running on one of the plurality of core devices. The global network address resolution mediator is in communication with each of the plurality of local network address resolution mediators to collect and distribute packets from the plurality of VMs. | 2015-01-29 |
20150030025 | Management of Multiple Network Routes - Managing network communications between network hosts that have multiple physical network ports coupled to the network. A first host broadcasts address resolution requests from first physical network ports of the first host and receives responses to the address resolution requests from second physical network ports of a second host. The responses include respective connection bandwidths of the second physical network ports. The first host generates connectivity information describing a plurality of available communication routes in the network between first physical network ports of the first host and second physical network ports of the second host based on the responses, from which a subset of available communication routes can be selected for data transfer. | 2015-01-29 |
20150030026 | MPLS LSP Connectivity Test When the Initiator Address is Unknown - The present disclosure provides for carrying reachability information in an echo request message and/or an echo reply message, which can be used to reach an initiator when the initiator's address is unknown. An echo request message includes an FEC (forwarding equivalence class) stack that identifies a label switched path (LSP). The echo request message is received by a label switching routing element (LSR) on the LSP, and the echo request is originated by an initiator. In response to a detection that the FEC stack changes at the LSR, a segment reachability (SR) sub-TLV (type-length-value) element can be generated, where the SR sub-TLV includes reachability information that can be used to reach the initiator, and the reachability information includes an incoming label allocated by the LSR to reach the initiator. | 2015-01-29 |
20150030027 | Switch Device With Device-Specified Bridge Domains - A switch includes registers, a parser and port selection logic. The registers store an address in multiple locations. The address defines a bridge domain. Each bridge domain defines a set of switch ports. The parser identifies when a received frame includes a virtual local area network (VLAN) identifier. The parser uses the VLAN identifier to locate the address in the registers. The port selection logic is responsive to one of a first index from a first table that includes port identifiers and the bridge domain and a second index from a second table that includes VLAN identifiers. The switch is configured by defining an address scheme, inserting an address field in the first and second tables, and generating maps from the tables. The maps direct the port selection logic to direct received frames to desired port(s). | 2015-01-29 |
20150030028 | OBTAINING INFORMATION FROM DATA ITEMS - Methods and apparatus are disclosed for obtaining information from one or more headers of a data item transmitted via a communication network, a predetermined portion of at least one header carrying a symbol or combination of symbols having a first pre-defined meaning according to a first pre-defined communication protocol. The method comprises inspecting at least one header of a received data item whereby to identify the symbol or combination of symbols carried by the predetermined portion thereof; identifying whether at least one other portion of a header of the data item is carrying the same symbol or combination of symbols; and in the event that it is identified that at least one other portion of a header of the data item is carrying the same symbol or combination of symbols, ‘interpreting and/or processing at least one of the one or more headers according to a second pre-defined communication protocol, the second communication protocol differing from the first communication protocol. | 2015-01-29 |
20150030029 | Frame Passing Based on Ethertype - Example embodiments disclosed herein relate to passing or forwarding a frame. A frame is received from a first device. The frame includes a first header including a destination Media Access Control (MAC) address followed by a second header including a source MAC address followed by a third header including an Ethertype. The frame is passed or forwarded to a second device based on the Ethertype. | 2015-01-29 |
20150030030 | Network Adapter Based Zoning Enforcement - Embodiments of the present invention are directed to enforcing zoning at a network adapter of an end point device. Thus, a network adapter can monitor the communications that are sent and/or received by the adapter and discard communications that are prohibited based on the zoning rules applicable to the adapter. In some embodiments, zoning configuration information can be defined and stored at a central entity and sent to the various network adapters. Alternatively, or in addition, each network adapter can also check outgoing communications to ensure that they include a proper source address. More specifically, outgoing communications may be checked to ensure that their source address is the address (or one of the addresses) that are associated with the network adapter. This can be used to detect and/or prevent malfunctions and/or intentional tampering or hacking. | 2015-01-29 |
20150030031 | FORWARDING PACKETS IN AN EDGE DEVICE - An edge device searches a MAC table to obtain information of a public network egress interface for a packet which is to be sent from a local site to a remote site to access a service, replaces a VLAN ID in the packet with a VLAN ID used for transmission in a public network, and sends the packet in which the VLAN ID has been replaced to a remote site according to the information of the public network egress interface. | 2015-01-29 |
20150030032 | VIRTUALIZATION MAPPING - Systems and methods for the management of virtual machine instances are provided. The hosted virtual machine networks are configured in a manner such that communications within the hosted virtual machine network are facilitated through a communication protocol. Illustrative embodiments of the systems and methods may be implemented on a virtual network overlaid on one or more intermediate physical networks that are used as a substrate network. Through the utilization of one or more virtual network mapping components in communication with the hosted virtual network components, communications to and from the hosted virtual networks can be processed by mapping relationships between the virtual network communication protocol and the router communication protocol. The mapping information can be provided in advance or as requested to the router components and hosted virtual network components to facilitate bi-lateral communications between the components. | 2015-01-29 |
20150030033 | REDIRECTING TRAFFIC VIA TUNNELS TO DISCOVERED DATA AGGREGATORS - In one embodiment, a data aggregator discovery (DAD) message may be distributed by an associated data aggregator, the DAD message identifying the initiating data aggregator, and comprising a recorded route taken from the data aggregator to a receiving particular node as well as a total path cost for the particular node to reach a root node of the DAG through the recorded route and via the data aggregator. The receiving particular node determines a path cost increase (PCI) associated with use of the data aggregator based on the total path cost as compared to a DAG-based path cost for the particular node to reach the root node via the DAG. If the PCI is below a configured threshold, the particular node may redirect traffic to the data aggregator as source-routed traffic according to the recorded route. The traffic may then be aggregated by the data aggregator, accordingly. | 2015-01-29 |
20150030034 | SYSTEM AND METHOD FOR SUPPORTING MULTI-HOMED FAT-TREE ROUTING IN A MIDDLEWARE MACHINE ENVIRONMENT - A system and method can support multi-homed routing in a network environment, which can be based on InfiniBand architecture using a fat-tree or a similar topology. The system can provide an end node that is associated with a switch port on a leaf switch in a network fabric. Then, the system can perform routing for each of a plurality of ports on the end node, and ensure that the plurality of ports on the end node take mutually independent paths. | 2015-01-29 |
20150030035 | ETHERNET MEDIA CONVERTER SUPPORTING HIGH-SPEED WIRELESS ACCESS POINTS - Disclosed are method and system for Ethernet media conversion supporting high-speed wireless access points. The method includes receiving at each of a plurality of input-side Ethernet modules in a media converter, a plurality of input data streams at a first data rate. In the media converter each of the plurality of input data streams may be aggregated into an output data stream at a second data rate. The output data stream may then be transmitted at the second data rate from an output-side Ethernet module in the media converter. Each of the input data streams may be received from an Ethernet switch, and the output data stream may be transmitted to a wireless access point. In one exemplary implementation, each of the input-side Ethernet modules may include a 1G PHY, while the output-side Ethernet module may include one or both of a 2.5G PHY and a 4G PHY. | 2015-01-29 |
20150030036 | COMPRESSION DEVICES, DECOMPRESSION DEVICES, COMPRESSION METHODS, AND DECOMPRESSION METHODS - The present invention is directed to a compression device including an identifier determination circuit configured to determine a first identifier value identifying a first communication terminal of a network, and a second identifier value identifying a second communication terminal of the network; a differential determination circuit configured to determine a differential value based on a difference between the first identifier value and the second identifier value; and a compressed string generation circuit configured to insert the differential value into a compressed string. A compression method, a decompression device and a decompression method are also disclosed. | 2015-01-29 |
20150030037 | METHOD OF CARRYING OUT SYNCHRONIZATION TRACKING AND A WIRELESS DEVICE USING THE SAME - There are provided a method of carrying out synchronization tracking and a wireless device using the same. The wireless device receives CSI-RS (Channel Status Information-Reference Signal) setting for prescribing the CSI-RS from a base station, and TRS (Tracking Reference Signal) setting for prescribing the TRS from the base station. The wireless device tracks the synchronization based on the TRS. | 2015-01-29 |
20150030038 | SYNCHRONIZATION PROCESSING DEVICE, SYNCHRONIZATION PROCESSING METHOD, AND PROGRAM - The present technology relates to a synchronization processing device, a synchronization processing method, and a program, which make it possible to achieve frequency synchronization in a shorter period of time. A jitter amount calculation unit calculates a jitter amount on the basis of a synchronization packet containing time information. A jitter amount accumulation unit calculates a cumulative value of the jitter amount calculated by the jitter amount calculation unit. A comparison unit outputs a frequency error correction value from the calculated cumulative value of the jitter amount. A control voltage generation unit outputs a frequency control voltage based on the frequency error correction value. The present technology can be applied to a receiver device that is time-synchronized with a transmission device, for example. | 2015-01-29 |
20150030039 | BROADBAND SHORT PULSE FIBER LASERS CAPABLE OF GENERATING OUTPUT SPECTRA BROADER THAN GAIN BANDWIDTH - Implementations and examples of fiber lasers based on fiber laser cavity designs that produce self-similar pulses (“similaritons”) to achieve a pulse spectral bandwidth greater than a gain spectral bandwidth based on a spectral broadening fiber segment and a spectral filter to ensure the proper similariton conditions. | 2015-01-29 |
20150030040 | NORMAL DISPERSION FREQUENCY COMB - Normal group velocity dispersion mode-locked optical frequency combs are provided on-chip. On-chip coherent frequency comb generation includes pulses showing temporal durations of about 74 fs. Pump detuning and bandpass filtering are provided for stabilizing and shaping the pulses from normal group velocity dispersion microresonators. | 2015-01-29 |
20150030041 | CONTROL OF SPATIAL MODE DISTRIBUTION OF A LARGE-CORE LASER DIODE SYSTEM - System and method for operating a single unit of light-amplifying medium, structured to produce light with a complex spatial spectrum including multitude of high-order spatial modes, in external cavity configured, in conjunction with an optical etalon installed intra-cavity, to reduce spatial spectrum of such light to provide an output containing smaller number of high-order spatial modes and, optionally, only the lowest spatial mode at power levels on the order of 1 W or higher (for example, tens or hundreds of Watts). | 2015-01-29 |
20150030042 | WAVELENGTH-TUNABLE LASER APPARATUS HAVING WAVELENGTH MEASURING FUNCTION - The present invention relates to a wavelength-tunable laser apparatus which can measure a wavelength in a wavelength-tunable laser diode package structure for dense wavelength division multiplexing (DWDM) having a transistor outline (TO) type appearance. The wavelength-tunable laser apparatus of the present invention is a TO-can type wavelength-tunable laser apparatus comprising: a laser diode chip for emitting a laser beam; a collimator lens for collimating the laser beam; a wavelength-selective filter through which the selected wavelength passes; and a reflecting mirror having an inclined reflective surface, wherein the laser beam is split into a beam which is emitted from the laser diode chip ( | 2015-01-29 |
20150030043 | Cooling Laser Gas - A cooling arrangement for cooling laser gas for a gas laser includes a first cooling circuit having a first cooling assembly and a first heat exchanger for cooling laser gas which flows from a fan to a resonator of the gas laser, and a second cooling circuit which is independent of the first and which has a second cooling assembly and a second heat exchanger for cooling laser gas which flows from the resonator to the fan. The second cooling circuit has at least one additional heat exchanger for additionally cooling the laser gas which flows from the fan to the resonator. | 2015-01-29 |
20150030044 | Conduction Cooled High Power Semiconductor Laser And Method For Fabricating The Same - A conduction cooled high power semiconductor laser and a method for fabricating the same are provided. The conduction cooled high power semiconductor laser comprises a heat sink ( | 2015-01-29 |
20150030045 | NOISE DETECTION, DIAGNOSTICS, AND CONTROL OF MODELOCKED LASERS - The present invention features a laser based system configured with a noise detection unit. The system includes a mode-locked oscillator. A noise detection unit includes at least one optical detector that monitors optical pulses generated by the mode-locked oscillator and produces an electrical signal in response to the optical pulses. The noise detection unit includes a first filter to transmit signal power over a signal bandwidth which includes the mode-locked laser repetition frequency, frep. The noise detection unit may include one or more filters to transmit power over a noise bandwidth that substantially excludes repetition frequency, frep. Non-linear signal processing equipment is utilized to generate one or more signals representative of the power in the signal bandwidth relative to the power in the noise bandwidth. The system includes a controller operable to generate a signal for controlling the laser based system based on the relative power. | 2015-01-29 |
20150030046 | Group III Nitride Semiconductor Light-Emitting Device - The present invention provides a Group III nitride semiconductor light-emitting device exhibiting improved emission output. The light-emitting device comprises an n-type contact layer on which an n-electrode is formed, a light-emitting layer, an n-type cladding layer formed between the light-emitting layer and the n-type contact layer. The n-type cladding layer has a structure of at least two layers including a first n-type cladding layer closer to the light-emitting layer and a second n-type cladding layer farther from the light-emitting layer than the first n-type cladding layer. The first n-type cladding layer has a Si concentration higher than that of the second n-type cladding layer, and the first n-type cladding layer has a thickness smaller than that of the second n-type cladding layer. | 2015-01-29 |
20150030047 | III-V LASERS WITH INTEGRATED SILICON PHOTONIC CIRCUITS - III-V lasers integrated with silicon photonic circuits and methods for making the same include a three-layer semiconductor stack formed from III-V semiconductors on a substrate, where a middle layer has a lower bandgap than a top layer and a bottom layer; a mirror region monolithically formed at a first end of the stack, configured to reflect emitted light in the direction of the stack; and a waveguide region monolithically formed at a second end of the stack, configured to transmit emitted light. | 2015-01-29 |
20150030048 | ELECTRIC GLORY HOLE INSULATION PACKAGE - An electric glass hot shop system is described herein that has at least one electrically powered heating unit (e.g., electric furnace, electric glory hole, electric pipe warmer, electric color box, electric annealer, electric crucible kiln) used in the processing of glass. | 2015-01-29 |
20150030049 | METHOD FOR MANAGING THE CHARGE IN A MELTING FURNACE AND CORRESPONDING LOADING APPARATUS - Method for managing the metal charge in a melting furnace comprising at least a step of depositing metal materials to be melted in a storage zone, a step of picking up and loading the metal materials from the storage zone onto feed means by means of loading means, and a feed step in which the feed means feed the materials toward the melting furnace. The deposit step provides to divide the storage zone into a plurality of specialized areas in each of which a differentiated type of the metal materials is deposited, and during the pick-up and loading step, a processing device controls and commands the actuation of the loading means which pick up the types of materials from the specialized areas and load them onto the feed means according to a desired modality and quantity. | 2015-01-29 |
20150030050 | ULTRASONIC TEMPERATURE MEASUREMENT DEVICE - An ultrasonic thermometer for measuring a temperature profile along a measurement axis of a structure, comprising a continuous measurement pathway of a structure ( | 2015-01-29 |
20150030051 | THERMAL OBSERVER AND OVERLOAD PROTECTION FOR POWER SWITCHES - The present disclosure proposes the placing of temperature sensors embedded in the power semiconductor device. In this, at least one of the embedded temperature sensors is placed within or close to the heat source, active areas or channels of the power semiconductor circuit, and at least one of the embedded temperature sensors is placed more apart from the heat source, active areas or channels of the power semiconductor circuit. Furthermore, a new the temperature measurement method is provided, with timing of the temperature measurement and adjusting measurement parameters to appropriate threshold values. | 2015-01-29 |
20150030052 | ROLLING BEARING TEMPERATURE MEASUREMENT SYSTEM IN A RAILWAY AXLE-BOX AND ASSOCIATED METHOD - A measurement system including: a radial external hole on a cover of a railway axle-box on the side of an edge of the cover facing towards a rolling bearing of the axle-box; a smaller axial hole made on the edge of the cover facing towards a ring of the bearing and opening in the radial hole; a cup-shaped body accommodated in the radial hole; a fork shaped spring integrally carried by a bottom wall of the cup-shaped body, projecting in front of the axial hole; a temperature probe slidingly accommodated within the axial hole and including a tubular element incorporating an electrical temperature sensor and an electric cable protruding from a first end of the tubular element accommodated within the cup-shaped body; and an abutting element removably coupled to the first end to cooperate with the spring, which pushes a second end of the probe out of the axial hole. | 2015-01-29 |
20150030053 | TEMPERATURE MEASURING DEVICE, TEMPERATURE MEASURING DEVICE SET AND METHOD FOR CONFIGURING A TEMPERATURE MEASURING DEVICE THAT CAN BE OPERATED WITH A THERMOCOUPLE - In a temperature measuring device set ( | 2015-01-29 |
20150030054 | WIDE-RANGE PRECISION CONSTANT VOLUME GAS THERMOMETER - A Constant Volume Gas Thermometer (CVTG) device for measuring the temperature with high precision over a wide temperature range comprises a pressure measurement device, which comprises a mechanical assembly forming a membrane. The capillary tube communicates with the bottom side of the membrane and a first pressure measurement element on the membrane generates a signal in dependence of a deformation of the membrane. Further, the CVTG comprises electronic means for reading and correlating the signal of said first pressure measurement element to the temperature of the gas cartridge. The gas volume inside the pressure measurement device is minimized by careful design and tight tolerances. To measure pressures below 0.1 MPa inside the CVGT with sufficient accuracy, the CVGT include a second pressure measurement device which is based on the Pirani measurement principle. A Pirani measurement device measures the thermal conductivity of the surrounding gas. To this end, a thermally insulated wire or surface is heated electrically to a defined temperature, while the surrounding gas is at ambient temperature. If the thermal conductivity of the surrounding gas changes, either the Pirani element's temperature changes, or the electrical heating power needs to be adapted in order to maintain the Pirani element's temperature. | 2015-01-29 |
20150030055 | APPARATUS AND METHOD FOR MODULATING DATA MESSAGE BY EMPLOYING ORTHOGONAL VARIABLE SPREADING FACTOR (OVSF) CODES IN MOBILE COMMUNICATION SYSTEM - A method for converting source data to a channel-modulated signal having a plurality of pairs of in-phase (I) and quadrature-phase (Q) data in a mobile station, wherein the mobile station uses at least one channel, includes the steps of: a) encoding the source data to generate at least one data part and a control part; b) generating at least one spreading code to be allocated to the channel, wherein each spreading code is selected on the basis of a data rate of the data part and the control part and spreading codes are selected so that two consecutive pairs of the I and Q data are correspondent to two points located on same point or symmetrical with respect to a zero point on a phase domain; and c) spreading the control part and the data part by using the spreading code, to thereby generate the channel-modulated signal. | 2015-01-29 |
20150030056 | OPERATING POINT SETTING OF AN AMPLIFIER - Embodiments related to the setting of an operating point of an amplifier are described and depicted. | 2015-01-29 |
20150030057 | SYSTEM AND METHOD FOR PROVIDING A FULL FAIL-SAFE CAPABILITY IN SIGNAL TRANSMISSION NETWORKS - Systems and methods for providing a full fail-safe capability in signal transmission networks are disclosed. For example, a system for providing a full fail-safe capability in signal transmission networks includes at least a first electronic circuit to transmit and receive signals or data, at least one driver unit coupled to the at least a first electronic circuit, and at least one receiver unit coupled to the at least a first electronic circuit and the at least one driver unit. The at least one receiver unit includes at least one offset signal generating unit, a signal comparing unit, and a switching unit to couple an offset signal from the at least one offset signal generating unit to an input of the signal comparing unit. | 2015-01-29 |
20150030058 | CQI FEEDBACK FOR MIMO DEPLOYMENTS - The present disclosure provides a receiver, a transmitter and methods of operating a receiver and a transmitter. In one embodiment, the receiver includes a receive portion employing transmission signals from a transmitter, having multiple transmit antennas, that is capable of transmitting at least one spatial codeword and adapting a transmission rank. The receiver also includes a feedback generator portion configured to provide a channel quality indicator that is feedback to the transmitter, wherein the channel quality indicator corresponds to at least one transmission rank. | 2015-01-29 |
20150030059 | METHOD AND APPARATUS FOR DETECTING IMPROPER CONNECTIONS NEAR A CUSTOMER PREMISES EQUIPMENT - According to certain aspects, embodiments of the invention relate to methods and apparatuses to detect loss of connectivity due to improper connection near the CPE modem (i.e. small loop condition) based on the analysis of SELT. In embodiments, this condition is detected based on separately analyzing the location and levels of time domain signals associated with different transmission bands in an xDSL bandplan. | 2015-01-29 |
20150030060 | RADIO CHANNEL DATA AND THE USE THEREOF - Apparatus comprises a receiver receiving wireless transmission of a real radio system from at least one base station of a radio system as a function of reception direction. The transmission comprises predetermined data. The apparatus comprises also a processing unit that forms taps of a delay profile on the basis of comparison between the data that is received and corresponding predetermined data. The processing unit estimates direction for the taps of the delay profile on the basis of a reception direction of the transmission, and forms radio channel data by associating the taps of the delay profile with the estimated direction. The radio channel data is for a radio channel model of a MIMO emulation in an OTA chamber having a plurality of antennas around a test zone where a device-under-test may be placed. | 2015-01-29 |
20150030061 | RECEIVER WITH SIGNAL ARRIVAL DETECTION CAPABILITY - A receiver includes a phase click detector, a controller, and a comparator. The phase click detector detects phase clicks in an input signal, where a phase click corresponds to a change in phase of at least a first threshold. The controller is coupled to the phase click detector for calculating a number of phase clicks within one or more time periods. The comparator compares the number of phase clicks within the one or more time periods, and provides an arrival signal if the number of phase clicks is less than a second threshold. | 2015-01-29 |
20150030062 | PRECODING LOSS REDUCTION - An apparatus for encoding data signals includes a transmitter configured to encode and transmit a data signal over a communication channel, the transmitter including a precoder; a signal shaper configured to adjust the data signal by applying an equalization setting to the data signal, the equalization setting including an amplitude and offset and transmit the adjusted data signal to the precoder; and a processing unit. The processing unit is configured to perform: receiving channel coefficients associated with the communication channel; for each of a plurality of amplitude settings and a plurality of offset settings, calculating whether a modulo amplitude level would occur at a receiver using a modulo operation; selecting the equalization setting from the plurality of amplitude settings and the plurality of offset settings based on the calculation; and transmitting a control signal specifying the equalization setting to the signal shaper. | 2015-01-29 |
20150030063 | CHARACTERIZING A BROADBAND WIRELESS CHANNEL - Embodiments disclosed herein provide systems and methods for determining properties of a channel response in frequency and time at a subcarrier basis. The determined properties of the channel may include a power delay profile (PDP), channel impulse response, attenuation and phase response over frequency and time, and antenna correlation over the wireless network. | 2015-01-29 |
20150030064 | SIGNAL TRANSMISSION SYSTEM - A signal transmission system has a modulation signal converter | 2015-01-29 |
20150030065 | Method and Apparatus for Processing Video Data - A method for diagonal processing of video data includes separating diagonally arranged data from rectilinearly arranged data in a video stream, rotating the diagonally arranged data to a rectilinear position; and compressing the rotated diagonally arranged data by a rectilinear compression algorithm. Alternatively stated, the method includes recognizing diagonally arranged data in a video stream, processing the diagonally arranged data into rectilinear data, and compressing the rectilinear data by a rectilinear compression algorithm. An apparatus for diagonal processing of video data includes a demultiplexer receptive to a video stream and developing a plurality of separated color planes, at least one of which is a rectilinear color plane and at least one of which is a rotated color plane, a number of address generators associated with the plurality of color planes, wherein an address generator associated with the rotated color plane is operative to rotate the rotated color plane to a rectilinear position; and a data compressor receptive to the address generators and operative to compress the plurality of color planes with a rectilinear compression algorithm. | 2015-01-29 |