Patent application number | Description | Published |
20100290371 | Arrangement and Method for Channel Mapping in a Wireless Communication System - An arrangement and method for channel mapping in a UTRA TDD HSDPA wireless communication system by applying interleaving functions in first ( | 11-18-2010 |
20130217430 | METHOD FOR CONTROLLING DATA TRANSMISSION FROM A MACHINE-TYPE COMMUNICATION ENTITY AND CORRESPONDING ENTITY - A method for controlling data transmission from a machine-type communication (MTC) entity over a radio network in a wireless telecommunications system is described. The method comprises receiving from the radio network a transmission cost parameter representing a cost associated with transmitting data over the radio network; and controlling data transmission from the MTC entity in dependence on the transmission cost parameter. Thus the MTC entity is able to select times and/or manner of data transmissions to reduce the overall cost of using the network. Furthermore, the radio network is able to dynamically manage traffic load by providing a cost incentive for transmitting MTC data when network resources are under utilised and applying a cost penalty for transmissions made while the network is relatively busy. | 08-22-2013 |
20130288732 | WIRELESS COMMUNICATIONS SYSTEMS - A method for setting costs for transmitting data associated with a machine-type communication (MTC) entity over a radio network in a wireless telecommunications system is described. The method comprises determining a transmission cost parameter representing a cost associated with transmitting data in the radio network and communicating the transmission cost parameter to the MTC entity. MTC entities using the radio network are thus able to manage their data transmissions based on transmission cost. Thus the radio network is able to dynamically manage traffic load by providing a cost incentive for transmitting MTC data when network resources are under utilised and applying a cost penalty for transmissions made while the network is relatively busy. Furthermore, the MTC entities of the wireless communication system are able to selected times and/or manner of data transmissions to reduce their overall cost of using the network. | 10-31-2013 |
20140010184 | INSERTING VIRTUAL CARRIER IN CONVENTIONAL OFDM HOST CARRIER IN COMMUNICATIONS SYSTEM - A base station communicating data to/from plural mobile terminals over plural OFDM sub-carriers within a coverage area. The base station allocates transmission resources provided by a first group of the plural OFDM sub-carriers within a first frequency band to mobile terminals of a first type and allocates transmission resources provided by a second group of the plural OFDM sub-carriers within a second frequency band to terminals of a second type, the second group being smaller than the first group and the second frequency band selected from within the first frequency band. The base station transmits control information including resource allocation information for terminals of the first type over a first bandwidth corresponding to the combined first and second groups of OFDM sub-carriers and transmits control information including resource allocation information for terminals of the second type over a second bandwidth corresponding to the second group of OFDM sub-carriers. | 01-09-2014 |
20140011506 | INSERTING VIRTUAL CARRIER IN CONVENTIONAL OFDM HOST CARRIER IN COMMUNICATIONS SYSTEM - A network element for use in a mobile communications system and a method of using a network element for communicating data to/from mobile communications devices in a mobile communications system. The network element can provide a wireless access interface for communicating data to/from the mobile communications devices, the wireless access interface including: on a downlink a host carrier, the host carrier providing plural resource elements across a first frequency range; transmit data for a first group of mobile communications devices, wherein the data is distributed within the plural resource elements across the first frequency range; a virtual carrier via the wireless access interface, the virtual carrier providing one or more resource elements within a second frequency range which is within and smaller than the first frequency range; and transmit data for a second group of mobile communications devices via the virtual carrier. | 01-09-2014 |
20140036820 | TELECOMMUNICATIONS METHOD AND SYSTEM - A base station receiving uplink data transmitted from mobile terminals of first type and mobile terminals of second type over a radio interface using plural sub-carriers. The mobile terminals of first type transmit uplink data on a first group of the sub-carriers over a first bandwidth and the mobile terminals of second type transmit uplink data on a second group of the sub-carriers within the first group of sub-carriers over a second bandwidth that is smaller than the first bandwidth. The base station is configured to grant uplink radio resources in response to random access request messages transmitted by mobile terminals of first type transmitted on a first random access channel and to grant uplink radio resources in response to random access request messages transmitted by mobile terminals of second type transmitted on a second random access channel, which are transmitted on sub-carriers within the second group of sub-carriers. | 02-06-2014 |
20140036821 | INSERTING VIRTUAL CARRIER IN CONVENTIONAL OFDM HOST CARRIER IN COMMUNICATIONS SYSTEM - A method allocating transmission resources in an OFDM wireless telecommunication system configured to communicate data using plural OFDM sub-carriers. The method allocates transmission resources provided by a first group of the plural OFDM sub-carriers within a first frequency band to terminals of first type; allocates transmission resources provided by a second group of the plural OFDM sub-carriers within a second frequency band to terminals of second type, the second group being smaller than the first group and the second frequency band selected from within the first frequency band; transmits control information including resource allocation information for terminals of the first type over a first bandwidth corresponding to the combined first and second groups of OFDM sub-carriers; and then transmits control information including resource allocation information for terminals of the second type over a second bandwidth corresponding to the second group of OFDM sub-carriers. | 02-06-2014 |
20140036878 | MOBILE COMMUNICATIONS SYSTEM, INFRASTRUCTURE EQUIPMENT AND METHOD USING SHORT IDENTIFIER FOR RESOURCE SCHEDULING - A mobile communications network for communicating data to/from mobile terminals, including a wireless access interface that provides a shared channel for communicating data to or from the mobile terminals, the shared channel divided in time into different units of communications resource. The mobile communications network is configured to form super-frames including plural units of communications resource of the shared channel, to allocate each of the mobile terminals in one or more of groups, and to transmit control information providing for each of the mobile terminals in each of the groups of mobile terminals a short identification number in association with an identification number allocated to the mobile terminal by the mobile communications network, the short identification number for use in allocating the units of communications resource to each of the mobile terminals in one of the groups for one of the super-frames. | 02-06-2014 |
20140050147 | WIRELESS COMMUNICATIONS SYSTEMS - A method of controlling data transmission over a radio network between a first machine-type communication (MTC) entity and a second MTC entity in a wireless telecommunications system is described. The method comprises an element of the radio network architecture, for example a base station, deriving a transmission cost for transmitting data between the first and second MTC entities based on traffic load, and then communicating the transmission cost to one or both of the MTC entities. The MTC entities may then control their data transmissions based on the transmission cost. Thus the radio network is able to dynamically manage traffic load by providing a cost incentive for transmitting MTC data when network resources are under utilised and applying a cost penalty for transmissions made while the network is relatively busy. Furthermore, the MTC entities of the wireless communication system are able to select times and/or manner of data transmissions to reduce their overall cost of using the network. | 02-20-2014 |
20140126386 | Method and Apparatus for Communicating in an Increased Coverage Area to a Wireless Communication Unit - A method for increasing coverage in a wireless communication system is described. The method comprises, at the network element: transmitting a first portion of subframes comprising a number of resource blocks to a first wireless communication unit in a first mode of operation, wherein the number of resource blocks are transmitted at a first power level per resource block; and transmitting, a second portion of subframes to a second wireless communication unit in a second mode of operation at a second power level, wherein the second portion of subframes comprise a lower number of resource blocks than the first portion of subframes and the lower number of resource blocks is transmitted at a second power level per resource block that is higher than the first power level per resource block. | 05-08-2014 |
20140126549 | Method and Apparatus for Communicating in an Increased Coverage Area to a Wireless Communication Unit - A method for increasing coverage in a wireless communication system is described. The method comprises, at the network element: transmitting a first portion of subframes comprising a number of resource blocks to a first wireless communication unit in a first mode of operation, wherein the number of resource blocks are transmitted at a first power level per resource block; and transmitting, a second portion of subframes to a second wireless communication unit in a second mode of operation at a second power level, wherein the second portion of subframes comprise a lower number of resource blocks than the first portion of subframes and the lower number of resource blocks is transmitted at a second power level per resource block that is higher than the first power level per resource block. | 05-08-2014 |
20140161112 | TELECOMMUNICATIONS SYSTEM, APPARATUS AND METHOD FOR COMMUNICATING TO A FIRST AND A SECOND CLASS OF TERMINALS USING A FIRST AND/OR A SECOND CARRIER - A telecommunications system communicating data to/from one or more terminals, including one or more transmitters to transmit first and second carriers over respective first and second frequency bandwidths. During a first time period the transmitters can transmit data receivable by first and second classes of terminal on the first and second carriers. During a second different time period, the transmitters can transmit data to the second class of terminal on the first and second carriers in combination. A data transmission format on the first carrier in the first time period is incompatible with a user data transmission format on the second carrier during the first time period. The transmitters can transmit control data on the first carrier in the first time period which is receivable by the second class of terminal to enable the second class of terminal to maintain synchronisation with the first carrier during the first time period. | 06-12-2014 |
20140194133 | ALLOCATING RESOURCES AND TRANSMITTING DATA IN MOBILE TELECOMMUNICATION SYSTEMS COMPRISING MACHINE TYPE COMMUNICATION APPLICATIONS - A method of communicating data in a wireless telecommunications system between plural base stations and plural terminal devices using plural Orthogonal Frequency Division Multiplex, OFDM, sub-carriers spanning a first frequency bandwidth. The method includes: communicating data between a first base station and a first terminal device using a first group of the OFDM sub-carriers distributed across the first frequency bandwidth, communicating data between a second base station, geographically separated from the first base station, and a second terminal device using a second group of the OFDM sub-carriers distributed across a second frequency bandwidth, and communicating control-plane data between the first base station and the first terminal device using a combination of the first and second groups of the OFDM sub-carriers. Guard regions may be provided in the frequency domain between frequencies of transmissions associated with the first base station and frequencies of transmissions associated with the second base station. | 07-10-2014 |
20140211729 | TELECOMMUNICATIONS SYSTEM, APPARATUS AND METHOD FOR COMMUNICATING TO A FIRST AND A SECOND CLASS OF TERMINALS USING A FIRST AND/OR A SECOND CARRIER - A telecommunications system communicating data to/from one or more terminals and a network, including one or more transmitters operable to transmit first and second carriers over respective first and second frequency bandwidths. During a first time period the transmitters can transmit data receivable by first and second classes of terminals on the first and second carriers. During a second different time period, the transmitters can transmit data to the second terminal class on the first and second carriers in combination. A data transmission format on the first carrier is incompatible with a user data transmission format on the second carrier, during the first time period, and the transmitters can transmit control data on the first carrier in the first time period receivable by the second terminal class to enable the second terminal class to maintain synchronization with the first carrier during the first time period. | 07-31-2014 |
20140293840 | TELECOMMUNICATIONS APPARATUS AND METHODS FOR HALF-DUPLEX AND FULL-DUPLEX - A telecommunications system including plural base stations and plural terminal devices to communicate over a radio interface having a radio frame structure including radio subframes each including plural symbols. At least one symbol in each radio subframe is used to support a physical shared channel and at least one symbol in each radio subframe is used to support a physical control channel associated with the physical shared channel. A symbol at the end of each radio subframe is used to support the physical shared channel for communication links between a base station and a terminal device operating in a full-duplex mode, but the corresponding symbol is used to support a separate physical channel, for example an additional low-rate channel, for communication links operating in a half-duplex mode. Transmission resources that would normally be idle in a half-duplex system as compared to a full-duplex system can be re-used for another channel. | 10-02-2014 |
20140307697 | TELECOMMUNICATIONS SYSTEMS AND METHODS FOR MACHINE TYPE COMMUNICATION - A method communicating data between a base station and a terminal device in a wireless telecommunications system, for example an LTE-based system. The wireless communication system uses plural frequency sub-carriers spanning a system frequency band. Physical-layer control information for the terminal device is transmitted from the base station using sub-carriers selected from across the system frequency band, for example to provide frequency diversity. However, higher-layer data for the terminal device is transmitted using only sub-carriers selected from within a restricted frequency band which is smaller than and within the system frequency band. The terminal device is aware of the restricted frequency band, and as such need only buffer and process data within this restricted frequency band during periods where higher-layer data is being transmitted. The terminal device buffers and processes the full system frequency band during periods when physical-layer control information is being transmitted. | 10-16-2014 |
20140307698 | TELECOMMUNICATIONS SYSTEMS AND METHODS FOR MACHINE TYPE COMMUNICATION - A method for communicating data between a base station and a terminal device in a wireless telecommunications system, for example an LTE-based system. The wireless communication system uses plural frequency sub-carriers spanning a system frequency band. Physical-layer control information for the terminal device is transmitted from the base station using sub-carriers selected from across the system frequency band, for example to provide frequency diversity. However, higher-layer data for the terminal device is transmitted using only sub-carriers selected from within a restricted frequency band which is smaller than and within the system frequency band. The terminal device is aware of the restricted frequency band, and as such need only buffer and process data within this restricted frequency band during periods where higher-layer data is being transmitted. The terminal device buffers and processes the full system frequency band during periods when physical-layer control information is transmitted. | 10-16-2014 |
20140313945 | TELECOMMUNICATIONS APPARATUS AND METHODS FOR HALF-DUPLEX AND FULL-DUPLEX - A telecommunications system including plural base stations and plural terminal devices communicating over a radio interface having a radio frame structure including radio subframes each including plural symbols. At least one symbol in each radio subframe is used to support a physical shared channel and at least one symbol in each radio subframe is used to support a physical control channel associated with the physical shared channel. A symbol at the end of each radio subframe is used to support the physical shared channel for communication links between a base station and a terminal device operating in a full-duplex mode, but the corresponding symbol is used to support a separate physical channel, for example an additional low-rate channel, for communication links operating in a half-duplex mode. Thus, transmission resources that would normally be idle in a half-duplex system compared to a full-duplex system can be re-used for another channel. | 10-23-2014 |
20140341140 | COMMUNICATIONS TERMINAL AND METHOD OF COMMUNICATING - A communications terminal communicates data to/from a mobile communications network. The mobile communications network includes a radio network including one or more base stations configured to provide a low bandwidth communications interface formed from a low bandwidth carrier for communicating the data to or receiving the data from the communications terminal in accordance with a relatively low bandwidth, and to provide a high bandwidth communications interface formed from a high bandwidth carrier for communicating the data to or receiving the data from the communications terminal in accordance with a relatively high bandwidth. The communications terminal is configured to attach for communication to the high bandwidth interface, and in response to receiving a command from the mobile communications network, to detach from the high bandwidth interface and to re-attach to the low bandwidth interface for communicating the data to or from the mobile communications network via the low bandwidth interface. | 11-20-2014 |
20140341175 | ALLOCATING RESOURCES AND TRANSMITTING DATA IN MOBILE TELECOMMUNICATION SYSTEMS COMPRISING MACHINE TYPE COMMUNICATION APPLICATIONS - A method of communicating data in a wireless telecommunications system between plural base stations and plural terminal devices using plural Orthogonal Frequency Division Multiplex, OFDM, sub-carriers spanning a first frequency bandwidth. The method includes: communicating data between a first base station and a first terminal device using a first OFDM sub-carrier group distributed across the first frequency bandwidth, communicating data between a second base station, geographically separated from the first base station, and a second terminal device using a second OFDM sub-carrier group distributed across a second frequency bandwidth, the second frequency bandwidth being smaller than and within the first frequency bandwidth; and communicating control-plane data between the first base station and the first terminal device using a combination of the first and second groups of the OFDM sub-carriers. Guard regions may be provided in the frequency domain between frequencies of transmissions associated with the first and second base stations. | 11-20-2014 |