Patent application number | Description | Published |
20110216676 | RELAY TRANSIMISSION METHOD AND NETWORK NODE - A relay transmission method and a network node are disclosed. The method includes: receiving configuration information about a relay link subframe, the relay link subframe is configured in subframes in a period equivalent to an integer multiple of one frame, where the relay link subframe takes on a specific HARQ timeline; and performing relay link transmission according to the relay link subframe. The relay transmission method put forward herein meets various constraint conditions of the LTE FDD system in the relay transmission performed according to the selected relay link subframe, and is backward-compatible with the UE in the existing LTE system. | 09-08-2011 |
20110268056 | System and Method for Allocating Network Resources for a Communications Link - A system and method for a system and method for allocating network resources for a communications link are provided. A method for communications controller operations includes allocating network resources to a communications link. The communications link includes an uplink (UL) part and a downlink (DL) part. The method also includes if a type of the allocated network resources is not equal in the DL part and the UL part, transmitting a first indication of the allocated network resources for one part of either the UL part or the DL part and a second indication of the allocated network resources for a remaining part of either the UL part or the DL part. The first indication and the second indication are based on an amount of network resources allocated. The method further includes if the type of the allocated network resources is equal in the DL part and the UL part, transmitting an indication of the allocated network resources for one part of either the UL part or the DL part. The indication is based on an amount of network resources allocated. | 11-03-2011 |
20110317615 | System and Method for Adapting Code Rate - A system and method for adapting code rate are provided. A method for a first communication device to transmit a resource assignment to at least one communication device includes assigning at least one transmission resource to transmit the resource assignment, adapting a code rate of an encoded payload based on the at least one transmission resource and a threshold, thereby producing an adapted payload, and transmitting the adapted payload. | 12-29-2011 |
20120087318 | System and Method for Search Space Reconfiguration in a Communications System - A system and method for search space reconfiguration in a communications system are provided. A method for communications controller operations includes reconfiguring a first search space including a first set of resources into a second search space including a second set of resources, signaling second search space information to a communications device, and signaling a first set of other information to the communications device within an intermediate search space including resources common to both the first set of resources and the second set of resources. | 04-12-2012 |
20120120891 | System and Method for Resource Management in a Communications System - A method for operating a communications controller includes defining a positive integer quantity of resource element groups from a resource block with a positive integer number N resource elements in each resource element group, the resource block having a total number of resource elements, the total number of resource elements consisting of available resource elements and reserved resource elements. The method also includes assigning a plurality of available resource elements to fill in each of the positive integer quantity of resource element groups with N available resource elements in each resource element group, and blocking any unassigned available resource elements from being used in a resource element group. The method further includes interleaving a plurality of control messages onto the positive integer quantity of resource element groups, and transmitting the positive integer quantity of resource element groups. | 05-17-2012 |
20120127910 | METHOD, BASE STATION, AND SYSTEM OF CONFIGURING RELAY LINK RESOURCES - A method, a base station, and a system of configuring relay link resources are provided. The method of configuring relay link resources includes: receiving an orthogonal frequency division multiplexing OFDM symbol number reported by a relay node RN, in which the OFDM symbol is used by a physical downlink control channel PDCCH of a multimedia multicast broadcast single frequency network MBSFN subframe where a relay link of the RN is located; and configuring relay link resources according to the OFDM symbol number, an offset, and a length of a PDCCH in an eNB subframe, in which the offset is an offset of an RN frame relative to the time when the RN frame is initially synchronized with an eNB frame, and is smaller than a sum of a length of the PDCCH of the MBSFN subframe where the relay link of the RN is located and a first idle time. | 05-24-2012 |
20130010836 | System and Method for Communicating Reference Signals - A method for communicating DM-RS symbols to support MIMO transmissions having five or more layers of spatial multiplexing. A first subframe is communicated carrying two leading symbols of a first length-4 OCC sequence and two leading symbols of a second length-4 OCC sequence, and a second subframe is communicated carrying two trailing symbols of the first length-4 OCC and two trailing symbols of the second length-4 OCC sequence. Optionally four length-2 OCCs can be carried in a similar manner or, alternatively, in different frequency bands or resource block pairs of a common subframe. | 01-10-2013 |
20130044678 | System and Method for Reducing Interference - A system and method for reducing interference are provided. A method for communications controller operations in a multi-carrier system includes generating information for a broadcast channel, preparing the information for transmission, selecting a location for an unoccupied subcarrier from a plurality of available locations, and placing the prepared information into a plurality of contiguous subcarriers, where the plurality of contiguous subcarriers includes the unoccupied subcarrier and a plurality of other subcarriers. The method also includes transmitting the plurality of contiguous subcarriers. | 02-21-2013 |
20130077542 | Hybrid In-Band/Out-of-Band Relays - In accordance with an embodiment, a method of operating a wireless relay device includes establishing a first connection to a base station using a first set of frequency bands, establishing a second connection to a user device using the first set of frequency bands, and establishing a third connection to the base station using a second set of frequency bands. | 03-28-2013 |
20130182633 | System and Method for Wireless Link Configuration - A method for operating a relay node during a handoff from a first controller to a second controller includes receiving a first instruction from the first controller to discontinue using a first set of wireless backhaul link resources allocated to the relay node by the first controller and to temporarily use a second set of wireless backhaul link resources dedicated by the second controller. The method also includes receiving a second instruction from the second controller to discontinue using the second set of wireless backhaul link resources and to begin using a third set of wireless backhaul link resources allocated to the relay node by the second controller. | 07-18-2013 |
20140078943 | Relay Transmission Method and Apparatus - A relay transmission method and apparatus are provided. The method includes: configuring a subframe of a Time Division Duplex relay frame for a subframe of relay link), where the configuring the subframe of the TDD relay frame for the subframe of relay link includes: configuring a downlink subframe of the TDD relay frame for a DL subframe of relay link, and/or configuring the DL subframe of the TDD relay frame for an uplink subframe of relay link, and/or configuring a UL subframe of the TDD relay frame for the UL subframe of relay link; and performing relay transmission according to the subframe of relay link. When data is transmitted, a subframe that can be used for relay link transmission is configured, data transmission performed by using relay link complies with inherent constraints of a TDD frame structure in the prior art. | 03-20-2014 |
20140086084 | System and Method for Configuring Channel State Information in a Communications System - A method for communicating in a wireless communications system includes generating a channel state information (CSI) process information element (IE) including a CSI process identifier, a non-zero padded CSI-reference signal (CSI-RS) identifier, an interference measurement resource (IMR) identifier, and channel quality indicator (CQI) report configuration information. The method also includes transmitting the CSI process IE. | 03-27-2014 |
20150023290 | CHANNEL SEARCHING METHOD, DEVICE, AND SYSTEM - Embodiments of the present invention provide a channel searching method, device, and system. The method includes: determining a number of a first channel control element according to a frequency domain resource that is configured for a terminal by a base station and supports transmission of a first physical downlink control channel and a position of the first channel control element in an RB to which the first channel control element belongs; determining a search space according to the frequency domain resource and an aggregation level of the first physical downlink control channel; and determining the first channel control element in the search space according to the number of the first channel control element. The embodiments of the present invention implement detection of a first physical downlink control channel such as an E-PDCCH or an R-PDCCH in the search space determined by the embodiments of the present invention. | 01-22-2015 |
20150085743 | System and Method for Adapting Code Rate - A system and method for adapting code rate are provided. A method for a first communication device to transmit a resource assignment to at least one communication device includes assigning at least one transmission resource to transmit the resource assignment, adapting a code rate of an encoded payload based on the at least one transmission resource and a threshold, thereby producing an adapted payload, and transmitting the adapted payload. | 03-26-2015 |