Patent application number | Description | Published |
20090003485 | Mimo Transmitting Apparatus And Mimo Transmitting Method - A MIMO transmitting apparatus wherein a low power consumption and a high performance can be achieved by taking the influence of variation in communication distance into account. In this apparatus, a low power consumption design part ( | 01-01-2009 |
20090122887 | CARRIER ALLOCATION METHOD IN MULTI CELL ORTHOGONAL FREQUENCY DIVISION MULTIPLE ACCESS SYSTEM - Provided is a carrier allocation method in a multi cell OFDMA system capable of improving the system capacity and the bit error rate performance. The method includes a step (S | 05-14-2009 |
20120140638 | Method, System and Device for Using Terminal Identifier - The embodiments of the present invention disclose a method, a system and a device for using a user equipment identity, and the method includes: the network side configures, for a user equipment performing carrier aggregation, the uniform Radio Network Temporary Identity (RNTI)(s) in the cell where the carrier aggregation is performed; the network side and the user equipment perform data reception and transmission using the uniform RNTI(s) configured in the cell where the carrier aggregation is performed. By the invention, a user equipment with carrier aggregation technology is able to perform the data reception and transmission with each cell using the RNTI(s). | 06-07-2012 |
20120188975 | METHOD AND DEVICE FOR DETERMINING CARRIER SCHEDULING MODE - A method for indicating and determining a carrier scheduling mode in a Long Term Evolution-Advanced (LTE-A) system is disclosed in the present invention. The method is that: a network device determines whether a component carrier adopts a cross-carrier scheduling mode to perform resource scheduling, and transmits first indication information that indicating whether the component carrier adopts the cross-carrier scheduling mode to perform the resource scheduling to a User Equipment (UE), so as to indicate the UE to determine whether adopting the cross-carrier scheduling mode to perform the resource scheduling on a component carrier supported by the UE itself according to the received first indication information. By adopting the present solution, the UE supporting multi-carriers in the LTE-A system is able to determine which mode one certain component carrier or several certain component carriers adopt to perform the resource scheduling, thereby performing data reception/transmission correctly. | 07-26-2012 |
20120250562 | MEASUREMENT EVALUATION METHOD, SYSTEM AND DEVICE FOR MULTI-CARRIER SYSTEM - The embodiments of the present invention provide a measurement evaluation method, system and device for a multi-carrier system. The method includes that: UE receives measurement configuration information transmitted by an eNB, where the measurement configuration information comprises a to-be-measured frequency and report configuration; the UE determines signal quality of a measurement reference cell according to the measurement configuration information and current aggregated cells of the UE; the UE performs measurement for signal quality of a target cell on the to-be-measured frequency, and based on the signal quality of the measurement reference cell, performs evaluation for the target cell according to the report configuration; and if an evaluation result indicates that the signal quality of the target cell fulfills a report condition contained in the report configuration, the UE reports the signal quality of the target cell to the eNB. | 10-04-2012 |
20120294178 | MEASUREMENT CONTROL METHOD, SYSTEM AND DEVICE FOR MULTI-CARRIER SYSTEM - A measurement control method, system and device for a multi-carrier system are disclosed. The method includes that: UE selects the channel quality of a serving carrier or serving carrier group as a reference value, uniformly starts measurement on carriers except serving carriers or serving carrier groups when the reference value is smaller than a measurement starting threshold, s-Measure, configured by an eNB for the serving carriers or serving carrier groups, and uniformly closes the measurement on the carriers except the serving carriers or serving carrier groups when the reference value is larger than or equal to the s-Measure. Through referring to the channel quality of one serving carrier or one serving carrier group, measurement on the carriers except the serving carriers or serving carrier groups is uniformly started and closed, so as to solve the problem that the UE controls measurement according to multi-carrier signal quality in multiple serving cells. | 11-22-2012 |
20130016702 | METHOD, APPARATUS AND SYSTEM FOR REPORTING MDT LOG RESULTAANM Yan; NanAACI BeijingAACO CNAAGP Yan; Nan Beijing CNAANM Li; HaitaoAACI BeijingAACO CNAAGP Li; Haitao Beijing CN - A method, a device and a system for reporting a Minimization Drive Test (MDT) log result are disclosed by the present invention for ensuring that the MDT log result can be reported in time. The method includes: after a User Equipment (UE) is re-accessed to a target cell from a original cell, if the UE still stores locally an unreported MDT log result, a log available indication can be sent to the target cell by the UE itself or by an Evolved Node Base station (eNB) managing the original cell, and a managing device of the target cell is notified to request the unreported MDT log result from UE. Therefore, the MDT log result is continued reporting in the target cell, and the target cell obtains the log available indication of the UE in time, initiates an acquiring request for the MDT log result to the UE timely and obtains the reported MDT log result in time, thus the collection for the environment information of a network is completed and the environment information is obtained exactly. | 01-17-2013 |
20130100841 | MEASUREMENT CONFIGURATION METHOD OF MULTI-CARRIER SYSTEM AND EQUIPMENT THEREOF - The present invention discloses Measurement configuration method of multi-carrier system and equipment thereof, and the method comprises the following steps: the terminal determines whether the frequency of target PCC exists in the measurement configuration after inter-frequency handover or inter-frequency RRC connection re-establishment is completed successfully, exchanges relevant measurement configuration of source PCC with that of target PCC when that of target PCC exists in the determined measurement configuration; and, deletes or reserves relevant measurement configuration of SCC, or exchanges relevant measurement configuration of source SCC with that of target SCC. The present invention solves the problem of measurement exchange and configuration of terminal under CA working condition when RRC connection re-establishment and handover of inter-frequency are completed successfully, saves air interface signaling and reduces the realization complexity. | 04-25-2013 |
20130163454 | MEASUREMENT CONFIGURATION AND REPORTING METHOD FOR MULTI-CARRIER SYSTEM AND DEVICE THEREOF - The present invention discloses a measurement configuration and reporting method for multi-carrier system and device thereof, and the method comprises the following steps: eNB sends RRC signaling carrying multi-carrier measurement configuration information to the terminal; said terminal measures according to said multi-carrier measurement configuration information and carries multi-carrier measurement results in measurement report message. In the embodiments of the present invention, the terminal carries multi-carrier measurement results in measurement report message according to RRC signaling sent by eNB to quickly provide measurement results required during eNB handover, thus facilitating source eNB to perform multi-carrier handover for UE under CA. | 06-27-2013 |
20130165124 | CELL DEPLOYMENT METHOD AND DEVICE FOR REPLACING PCELLS - A cell deployment method and device for replacing PCells, used for enabling PCell replacement in a carrier aggregation system. Said method comprises: a User Equipment (UE) obtains PCell and SCell deployment information via a PCell replacement command; UE obtains target PCell and target SCell deployment information by combining the obtained PCell and SCell deployment information with saved original PCell and SCell deployment information, and hands over from the original PCell and original SCell to the target PCell and target SCell. A device used to carry out the method is also disclosed. | 06-27-2013 |
20130183972 | METHOD, SYSTEM AND DEVICE FOR TRANSMITTING HANDOVER INFORMATION - The present invention discloses method, system and equipment for transmitting handover information. The method comprises: source eNB sends handover request to target eNB, and distinguished the carried primary cell (Pcell) candidate set and secondary cell (Scell) candidate set through the identification information carried by said handover request. That carrying indication information of target eNB is used for selecting Pcell and Scell through handover request information during multicarrier handover is realized through the embodiments of the present invention. | 07-18-2013 |
20130237229 | INTERFERENCE INFORMATION PROCESSING METHOD AND DEVICE - Disclosed are an interference information processing method and device. The method comprises: a user terminal determining completion of reestablishment of an RRC connection; and the user terminal reporting interference indication information to a target cell. In the embodiment of the present invention, after a connection is established between the user terminal and a target cell except a source cell, the target cell may obtain interference indication information of the user terminal through the user terminal or the source cell, so as to avoid in-device interference of the user terminal according to the interference indication information of the user terminal. | 09-12-2013 |
20130329715 | Methods, Apparatuses and Computer Program Products for Configuration of Signaling Radio Bearers - Methods, corresponding apparatuses, and computer program products for configuring one or more signaling radio bearers are disclosed. A method comprises sending a configuration request for configuring one or more signaling radio bearers to a local area access point by which a user equipment is connected to a wide area base station, wherein the one or more signaling radio bearers are used for communication between the user equipment and the wide area base station. The method also comprises receiving configuration information with respect to the one or more signaling radio bearers from the local area access point. The method additionally comprises sending the configuration information with respect to the one or more signaling radio bearers to the user equipment via a radio resource control message. With the claimed inventions, the wide area base station is capable of efficiently configuring the signaling radio bearers for use between the wide area base station and the user equipment via the local area access point. | 12-12-2013 |
20140171085 | METHOD AND APPARATUS FOR HANDOVER PROCESSING - In accordance with an example embodiment of the present invention, there is provided an apparatus such as a user equipment configured to receive a handover command from a network element, such as a base station, and to determine identities of a plurality of cells from the handover command, and to consider the cell identities as identities of cells prepared to accept the apparatus. The apparatus may be further configured to use one of the cells for re-establishment following a handover failure. | 06-19-2014 |
20140248919 | PICOCELL RANGE EXPANSION CONFIGURATION ON AUTHORIZED SHARED ACCESS - An apparatus, system, and method for a communication network that includes a picocell range expansion configuration on authorized shared access. A method may include determining, in a controller, at least one allowable maximal range expansion bias value for at least one picocell within a coverage area of a macrocell. The method may also include sending the determined allowable maximal range expansion bias value for the at least one picocell from the controller to the macrocell. A further method may include receiving at least one allowable maximal range expansion bias value for at least one picocell from a controller. The method may also include updating, by a macrocell, a range expansion bias value for each picocell within a macrocell based on the received allowable maximal range expansion bias value. | 09-04-2014 |
20140287693 | SPECTRUM SENSING - Provided are methods, corresponding apparatuses, and computer program products for performing spectrum sensing on a spectrum. A method comprises receiving, at a user equipment, information regarding performing spectrum sensing from a base station; performing, based upon the information, the spectrum sensing by the user equipment in an idle mode; and transmitting, by the user equipment out of the idle mode, to the base station a result of the spectrum sensing. With the claimed inventions, transmission interruption caused by non-idle user equipments performing the spectrum sensing would be eliminated. | 09-25-2014 |
20140321432 | PROVIDING SERVICE CONTINUITY FOR LOCAL AREA NETWORKS - Provided are methods, corresponding apparatuses, and computer program products for providing service continuity for local area networks. A method comprises receiving, during a handover procedure between local area networks, service information that relates to one or more services supported by one or more neighbor base stations; determining, based upon the service information, which one of the one or more neighbor base stations supports an ongoing service provided by a source base station to a user equipment; and handing over the user equipment from the source base station to the determined neighbor base station. With the claimed inventions, an inter-LAN handover procedure would not impact service continuity, resulting in a more robust user experience. | 10-30-2014 |
20140337935 | FAST-ACCESSING METHOD AND APPARATUS - A fast-accessing method may comprise: establishing a first security connection between a first network node and a user equipment; obtaining first information from a second network node, wherein the first information comprises at least one of system information of the second network node and an identifier of a security algorithm selected by the second network node for the user equipment; providing second information to the second network node, in response to an indication of the second network node from the user equipment, wherein the second information comprises security information related to the user equipment; and sending the first information to the user equipment for establishing a second security connection between the user equipment and the second network node. | 11-13-2014 |
20140362691 | METHOD AND APPARATUS FOR AUTONOMOUS OPERATION IN CELLULAR-BASED LOCAL AREA NETWORKS - In accordance with an example embodiment of the present invention, a method comprises configuring an autonomous mode for traffic offloading; and indicating the autonomous mode towards at least one terminal, wherein said autonomous mode supports local area radio access connectivity by internet protocols to reduce control from a core network. Related apparatus and computer program product are also described. | 12-11-2014 |
20140362798 | SHIFTING HARQ FEEDBACK FOR COGNITIVE-RADIO-BASED TD-LTE SYSTEMS - A method includes, in response to a determination one or more quiet periods conflict with specified hybrid automatic repeat request feedback timing, sending one or more indicators to one or more user equipment to indicate to the user equipment to shift the specified hybrid automatic repeat request feedback timing to a shifted hybrid automatic repeat request feedback timing. The method includes communicating hybrid automatic repeat request feedback based on the shifted hybrid automatic repeat request feed-back timing. Another method includes receiving at a user equipment one or more indicators indicating to the user equipment to shift specified hybrid automatic repeat request feedback timing to a shifted hybrid automatic repeat request timing, and communicating hybrid automatic repeat request feedback based on the shifted hybrid automatic repeat request timing. Apparatus, computer program product, and computer programs are also disclosed. | 12-11-2014 |
20140369313 | METHOD AND APPARATUS FOR ENABLING RE-ESTABLISHMENT PROCEDURE IN A HETEROGENEOUS NETWORK - The present invention relates to method and apparatus for enabling re-establishment procedure in a heterogeneous network. According to an embodiment of the present invention, a method for a master node working with inter-site carrier aggregation in a heterogeneous network is provided. The method comprises: performing detection for whether there is a trigger for transferring UE context which is indispensable for a successful re-establishment procedure for a user equipment to at least one slave node; transferring, once said trigger is detected, said UE context to said at least one slave node. According to an embodiment of the present invention, there is also provided an apparatus of a master node, and corresponding computer program product. | 12-18-2014 |
20140370897 | Providing Mobility Control for Local Area Networks - Provided are methods, corresponding apparatuses, and computer program products for providing mobility control for local area networks. A method includes connecting a user equipment to a first base station, wherein the first base station and the use equipment are connected with a second base station; and disconnecting the first base station from the second base station and connecting the first base station to a third base station during a handover of the user equipment from the second base station to the third base station. With the claimed inventions, mobility of a user equipment in local area networks can be well controlled and thus service continuity would be maintained, resulting in a robust user experience. | 12-18-2014 |
20140376515 | METHODS, APPARATUSES AND COMPUTER PROGRAM PRODUCTS FOR WLAN DISCOVERY AND HANDOVER IN COEXISTED LTE AND WLAN NETWORKS - Provided are methods, corresponding apparatuses, and computer program products for triggering WLAN discovery and handover procedures in coexisted LTE and WLAN networks. A method comprises receiving, from a first base station, information that has been exchanged 5 between the first evolve Node B and a second base station and that relates to at least one wireless local area network access point connected or co-located with the first base station or the second base station; and performing a wireless local area network discovery procedure with the at least one wireless local area network access point based upon the received information. With the claimed inventions, signaling cost and power consumption by those unnecessary WLAN 10 discovery procedures could be avoided, acquiring a longer battery life for a user equipment. | 12-25-2014 |
20150017976 | METHOD AND APPARATUS FOR ENHANCED CONNECTION CONTROL - A method for enhanced connection control may comprise: maintaining a first connection between a first network node and a user equipment which has a second connection with a second network node; determining a third network node for re-establishing a third connection between the third network node and the user equipment, in response to a link failure of the second connection; and transferring context information of the user equipment from the first network node to the third network node. | 01-15-2015 |
20150036659 | Local Networks - The invention relates to an apparatus including at least one processor and at least one memory including a computer program code, the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to: provide access to a network and needed bearers locally, and obtain offload bearer traffic from an umbrella node under control of the umbrella node in such a manner that a core network sees the offload bearer traffic as internal umbrella node traffic. | 02-05-2015 |
20150063091 | RECOVERING CONNECTION IN LTE LOCAL AREA NETWORK FOR EPS AND LOCAL SERVICES - A method is disclosed, comprising sending a local connection re-establishment request to a local access apparatus in response to a failure of a radio link by which a user equipment was connected to a local network and operated in a single radio mode to use bearer services provided by a macro network; and recovering local signalling radio bearer in response to successfully verifying, by the local access apparatus, local context of the user equipment. | 03-05-2015 |