Patent application number | Description | Published |
20080253352 | Communication in Dual Protocol Environments - A radio transceiver comprising: a signal receiver for receiving signals in the form of bursts according to a first protocol; a transmitter for transmitting signals in the form of bursts according to a second protocol, the first and second protocols being such that signals of the first and second protocols are mutually interfering; a transmission scheduler for predicting, based on the timings of signal bursts of the first protocol received by the receiver, the timings of future bursts of the first protocol and arranged to influence the transmitter to transmit bursts according to the second protocol so as to avoid the signal bursts of the first protocol as predicted. | 10-16-2008 |
20080259837 | Communication in Dual Protocol Environments - A communication device ( | 10-23-2008 |
20090016374 | Asynchronous Coexistence Arbitration - A method for interpreting timing information at a communication support entity operable to communicate wirelessly, includes the steps of: at a first time at the communication support entity, receiving an indicator of a predetermined form over a link from another communication support entity; receiving over the link data representing one or more relative times; interpreting each such relative time represented by the received data as indicating the absolute time that is offset after the first time by the respective relative time together optionally with a latency value; and determining in dependence on the received data the manner in which the communication support entity is to communicate wirelessly at that absolute time. | 01-15-2009 |
20100182981 | Adaptive Scheduling - A communication device arranged to communicate data with another device at a given time instant according to either a first communication protocol or a second communication protocol, the communication device being constrained to transmit data according to the first communication protocol during a transmission window of predetermined duration that commences at a predetermined time instant and being arranged to, in dependence on a data communication according to the second communication protocol to be made by the communication device during that transmission window, select a time instant in that same transmission window for commencing a data transmission according to the first communication protocol. | 07-22-2010 |
20100226348 | UWB COEXISTENCE SCHEME - Roughly described, a first radio is configured to operate according to a first protocol and configured to use a coexistence signaling scheme with a second radio configured to operate according to a second protocol, wherein the coexistence signaling scheme is configured to allow a radio configured to operate according to the second protocol to be co-located and non-interfering with a radio configured to operate according to a protocol different to the first protocol, and wherein the first radio comprises behavioral logic for generating messages for the second radio in accordance with the coexistence signaling scheme to cause the second radio to adopt behavior suitable for coexistence with the first radio. | 09-09-2010 |
20100254495 | TREATING CARRIER-SPECIFIC INTERFERENCE - A receiver for receiving data carried by multiple carriers, the receiver having: estimation means for forming an estimate of the reliability with which data from one or more of the carriers is received as distinct from the reliability with which data from one or more other of the carriers is received; and a decoder arranged for forming an estimate of the symbols represented by the data received from the carriers in dependence on the estimate of reliability. | 10-07-2010 |
20100311455 | Distributed Arbitration - A communication unit for communicating data in dependence on a priority associated with a data communication to be made by that communication unit and on a priority associated with a data communication to be made by another communication unit, the communication unit being arranged to assign a priority to a data communication to be made by the communication unit, make an adjustment to the priority to form an adjusted priority, the adjustment being independent of an adjustment made by the other communication unit to a priority assigned to a data communication to be made by that communication unit and communicate the adjusted priority to the other communication unit as being the priority associated with the data communication to be made by the communication unit. | 12-09-2010 |
20110013612 | Protocol Coexistence - A communication device having: a first communication unit for transmitting and/or receiving by a first protocol acknowledgements for data received by the device; a second communication unit for transmitting data units of a second protocol, the first and second protocols being such that the data units of the second protocol can interfere with the acknowledgements of the first protocol; and a controller configured to control the device such that, when a data unit of the second protocol is being transmitted by the second communication unit and the first communication unit is to transmit or receive an acknowledgement of the first protocol: the second communication unit interrupts the transmission of the data unit of the second protocol, the first communication unit transmits or receives the acknowledgement of the first protocol and the second transmitter resumes transmission of the data unit of the second protocol from the point that transmission of the data unit would have reached if it had not been interrupted. | 01-20-2011 |
20110261866 | Loop-Through Circuit - An integrated circuit includes a digital interface for connection to a host controller; an antenna connection for connection to an antenna; a radio frequency transceiver for communicating data in accordance with one or more radio communication protocols, the radio frequency transceiver being configured to communicate radio frequency signals over the antenna connection in response to data exchanged over the digital interface; and radio loop-through circuitry for exchanging radio frequency signals with another integrated circuit, the radio loop-through circuitry being configured to provide radio frequency signals received at the antenna connection to an output connection of the integrated circuit. | 10-27-2011 |
20120182976 | Wireless Network Protocol Coexistence - The present invention comprises a communication device configured to communicate using several wireless networking protocols. The communication device is configured to transmit a signal according to a first protocol so as to indicate to devices on the wireless network that they should not transmit during a first period of time, and subsequently, transmit or receive signals by means of the second protocol during the first period of time. | 07-19-2012 |
20120250737 | Radio Apparatus - A radio apparatus comprising: a first transceiver means arranged to receive and transmit packets according to a first protocol; a second transceiver means arranged to receive or transmit packets according to a second, different protocol, the second transceiver means being located such that interference is possible between packets of the first and second protocols; analysing means for determining a probability that a packet to be transmitted or received by the first transceiver means does not contain only redundant information; and decision means for making a decision based on the determined probability as to whether or not the packet should be respectively transmitted or received. The first transceiver means is arranged to respectively transmit or receive the packet or not according to the decision. | 10-04-2012 |
20130028249 | Adaptive Scheduling - A communication device arranged to communicate data with another device at a given time instant according to either a first communication protocol or a second communication protocol, the communication device being constrained to transmit data according to the first communication protocol during a transmission window of predetermined duration that commences at a predetermined time instant and being arranged to, in dependence on a data communication according to the second communication protocol to be made by the communication device during that transmission window, select a time instant in that same transmission window for commencing a data transmission according to the first communication protocol. | 01-31-2013 |
20130182652 | METHODS AND APPARATUS IN A WIRELESS NETWORK - Methods and apparatus are described for a wireless local area network. In order to improve network throughput for networks with a high number of stations and with wide network coverage, stations are divided into groups, with wireless resources for communications between access points and stations divided and allocated on a group-by-group basis. The stations are then able to compete for usage of the resources allocated to their respective group(s). | 07-18-2013 |
20130301625 | AGGREGATION OF INFORMATION UNITS IN A WIRELESS NETWORK - The present application relates to a method for transmitting information from a wireless access point to one or more wireless stations. The method comprises aggregating a plurality of information units of compatible types, such as MAC protocol data units (MPDUs) or acknowledgements into a single data frame, modulating the single data frame and transmitting the modulated data frame containing the plurality of information units to the one or more wireless stations. | 11-14-2013 |
20140119277 | WIRELESS DEVICE - The present application relates to a wireless device that is able to operate in overlapping first and second wireless networks. The wireless device is configured to adjust the time at which it transmits beacons for the second wireless network so that the time at which beacons are transmitted by the wireless device does not coincide with the time at which beacons for the first wireless network are transmitted. | 05-01-2014 |
20140211720 | UWB COEXISTENCE SCHEME - Roughly described, a first radio is configured to operate according to a first protocol and configured to use a coexistence signaling scheme with a second radio configured to operate according to a second protocol, wherein the coexistence signaling scheme is configured to allow a radio configured to operate according to the second protocol to be co-located and non-interfering with a radio configured to operate according to a protocol different to the first protocol, and wherein the first radio comprises behavioral logic for generating messages for the second radio in accordance with the coexistence signaling scheme to cause the second radio to adopt behavior suitable for coexistence with the first radio. | 07-31-2014 |