Patent application number | Description | Published |
20090279511 | MULTI-TRANSCEIVER MOBILE COMMUNICATION DEVICE AND METHODS FOR NEGATIVE SCHEDULING - Embodiments of a multi-transceiver mobile communication device and methods for negative scheduling are generally described herein. Other embodiments may be described and claimed. In some embodiments, a broadband wireless access network (BWAN) transceiver of a multi-transceiver mobile communication device may transmit a negative scheduling (NS) request frame that includes time-related QoS parameters to a BWAN base station to request one or more negative allocation (NA) periods. In response, the base station may transmit a NS management response frame to indicate when NA periods are to occur during subsequent BWAN frames. The BWAN base station may also transmit a subsequent NS response frame to update the configuration of the NA periods including an indication of when a subsequent NA period is to occur. | 11-12-2009 |
20100027525 | Techniques to improve co-existence among multiple radios - Techniques are described that can be used to permit coexistence of different radios. Preambles of frames from a first radio are detected. If the preambles occur within a prescribed period of one another, then a frame synchronization signal is transmitted. Based on the timing of the frame synchronization signal, a second radio adjusts the timing of transmit and receive time slots. | 02-04-2010 |
20100157971 | Power-efficient media access techniques for wireless networks - Techniques for media access in wireless networks are disclosed. For instance, embodiments may provide a time interval for accessing a wireless communications channel. In addition, embodiments may prevent channel access during the time interval by stations incapable of employing a first channel access technique. This access technique employs an access probability P. | 06-24-2010 |
20100220610 | MAC SLOT ALIGNMENT AMONG MULTIPLE WIRELESS STATIONS - A device in a wireless network receives signals and determines media access control (MAC) slot boundaries of the received signals. The MAC slot boundaries are averaged in time, and a local slot boundary is modified in response thereto. The local MAC slot boundary is modified by less than ten percent of a short interframe space until the local MAC slot boundary is within one orthogonal frequency division multiplexing (OFDM) cyclic prefix duration of the averaged MAC slot boundaries. | 09-02-2010 |
20100309893 | Techniques for detecting beacons on wireless channels - A wireless local access network (WLAN) radio listens for a beacon for a listening duration on each of multiple channels. Periodically, the WLAN radio changes the channel on which the WLAN radio listens for a beacon. The WLAN radio rotates through all channels until an entire beacon period is listened to. The number of iterations is chosen to minimize the overlap of successive listening durations. The WLAN radio can detect a beacon by detecting an incomplete portion of a beacon. | 12-09-2010 |
20100316089 | FREQUENCY SELECTION METHOD TO MITIGATE IN-BAND INTERFERENCE FROM INTER-MODULATION SPUR OF THE COLLOCATED RADIO TRANSMITTER - A radio transmitter select its operating frequency based on the frequency characteristics of a collocated receiver and clock harmonics. | 12-16-2010 |
20100331000 | MACRO-TO-FEMTO CELL RESELECTION - The present invention discloses a method including: storing identification information or location information for a handover previously performed by a mobile system; estimating when the mobile system enters within a coverage area of a target femtocell; recognizing the coverage area based on the identification information or the location information; and scanning for the target-femtocell prior to handover. | 12-30-2010 |
20110064034 | Techniques for Requesting Bandwidth Allocation - Techniques for requesting uplink bandwidth. The request can include a request for bandwidth that will be received at a specified delay from when the request was transmitted. Accordingly, the requested uplink bandwidth may be available at a future time when needed by an application or other logic. | 03-17-2011 |
20110134891 | WiMAX Scheduling Algorithm for Co-Located WiFi and WiMAX Central Points - After receiving an indication that a co-located central point is receiving co-location interference, a scheduling algorithm may be initiated. The scheduling may include allocating equal number of central points within each WiMAX frame. Each central point is allocated into a minimum number of frames subject to WiMAX capacity constraints. | 06-09-2011 |
20110138244 | DETERMINING HYBRID AUTOMATIC REPEAT REQUEST (HARQ) TIMING - A communication apparatus (CA) such as a mobile node/station (MN), a base station (BS), or a radio station (RS) may support determination of HARQ timing. The CA may generate at least in part one or more generalized frames such as a frequency division duplex (FDD) frame or a time division duplex (TDD) frame. The generalized FDD and TDD frames may include support to determine the HARQ timing considering various factors, which may affect the HARQ timing. The FDD and TDD frames may include information corresponding to various factors to determine the HARQ timing considering factors such as DL/UL ratio, number of sub-frames per frame, variable transmission time interval (TTI), relay zones, legacy IEEE® 802.16e zones, and availability of ACKCH. | 06-09-2011 |
20110216717 | TECHNIQUES FOR EVALUATION AND IMPROVEMENT OF USER EXPERIENCE FOR APPLICATIONS IN MOBILE WIRELESS NETWORKS - Techniques are described for evaluating and improving a user experience for applications in mobile wireless networks. In some embodiments, for example, traffic characteristic prioritization information may be received from a base station at a mobile station and the traffic characteristic prioritization information may be sent to one or more applications. Traffic characteristic parameters may be received from the one or more applications and a request may be sent from the mobile station to the base station to create a service flow or modify an existing service flow. A prioritization value for the service flow may be received based on the traffic characteristic parameters and the traffic characteristic prioritization information. Other embodiments are described and claimed. | 09-08-2011 |
20110235630 | Techniques for prioritizing traffic - Techniques, at a subscriber station, for assigning packets to queues to prioritize real-time content over non-real time content. Packets with the same connection identifier are assigned to different priority queues. Block sequence numbers are assigned to packets after storage of packets to queues based on priority. | 09-29-2011 |
20110267948 | TECHNIQUES FOR COMMUNICATING AND MANAGING CONGESTION IN A WIRELESS NETWORK - Techniques are described that can be used to communicate congestion information concerning a downlink or uplink. In response to congestion on a link, a device can attempt to receive traffic on another network, scan for another node, or enter sleep mode for a time. In some cases, determination of congestion can be made based on an amount of time a packet is enqueued as well as the number of packets that experience a similar amount of enqueuing delay. | 11-03-2011 |
20110268052 | TECHNIQUES FOR INITIATING COMMUNICATION IN A WIRELESS NETWORK - Techniques are described for a device to request a new service flow for best effort (BE) category traffic to assign a priority to the new service flow. For example, a Traffic Priority parameter in a media access control (MAC) message can be used to transmit the priority level for a new BE category service flow. The MAC message can be an AAI DSA-REQ message (specified in IEEE 802.16m draft 9 (2010)). Either a base station or a mobile station can request a new service flow using the MAC message. | 11-03-2011 |
20120082077 | APPARATUS AND METHODS OF TIME DOMAIN MULTIPLEXING SOLUTIONS FOR IN-DEVICE COEXISTENCE - Embodiments of systems and methods for time domain multiplexing solutions for in-device coexistence are generally described herein. Other embodiments may be described and claimed. | 04-05-2012 |
20120315905 | MULTI-RADIO HANDOVER MANAGER SYSTEM AND ALGORITHMS FOR HETEROGENEOUS WIRELESS NETWORKING - A multi-radio handover manager and supporting algorithms are disclosed. The multi-radio handover manager (MRHM) minimizes the “on” time of one radio when the other radio is connected to the Internet. The MRHM also prevents unnecessary inter-RAT (radio access technologies) WLAN-to-WWAN handovers in a “multi-AP” WLAN, where intra-RAT WLAN-to-WLAN (layer 2) roaming is possible. The MRHM minimizes the impact of IP address changes due to WWAN-to-WLAN handover on an active TCP/IP session. And, the MRHM optimizes its handover-triggering algorithm based on traffic and environment. | 12-13-2012 |
20120320751 | METHOD AND SYSTEM FOR COMMUNICATING DATA PACKETS - A receiver of a communications system may comprise a memory to store one or more priority functions for data packets to be transmitted from a transmitting device to a receiving device, the priority function being based upon the size of a data packet. Other embodiments are described and claimed. | 12-20-2012 |
20130163450 | OPTIMIZATION OF DATA HANDOVER TO WIRELESS WIDE AREA NETWORKS - A method, system, and computer program product for managing a radio resource control state of a user equipment. A triggering module may be configured to determine whether a number of triggering conditions are satisfied. Also, responsive to satisfying the number of triggering conditions, a sustain module may be configured to initiate a sustain message. The sustain message may prevent the radio resource control state of the user equipment from changing states | 06-27-2013 |
20130242726 | USER EQUIPMENT AND METHOD FOR REDUCING DELAY IN A RADIO ACCESS NETWORK - Embodiments of user equipment and methods for reducing delay in a radio-access network (RAN) are generally described herein. Embodiments disclosed herein provide enhancements that may be applicable to a 3GPP LTE RAN for reducing delay that may be particularly beneficial for real-time over-the-top (OTT) applications. Some embodiments provide for an uplink delayed buffer status report. Some embodiments provide for a downlink congestion and buffer report. Some embodiments provide for traffic characteristic based inter-UE prioritization. | 09-19-2013 |
20130242831 | Client Initiated Idle Mode Transition - In accordance with some embodiments, a user equipment can initiate connected-to-idle mode transitions. A three way handshake is undertaken before allowing network disconnection. The transition can be made with a reasonable amount of signaling overhead. | 09-19-2013 |
20130242887 | INTRA-QCI SCHEDULER AND METHOD FOR INTRA-QCI SCHEDULING IN A WIRELESS ACCESS NETWORK - Embodiments of an intra-QCI scheduler and method for assisted intra-QCI scheduling are generally described herein for operating within a wireless access network in which data flows are mapped to bearers using quality-of-service (QoS) class identifiers (QCIs). In some embodiments, the intra-QCI scheduler may classify packets of one or more data flows having a same QCI with a sub-QCI based on intra-QCI classification information received from user equipment (UE). The sub-QCI may indicate a scheduling priority for packets of data flows having the same QCI. The intra-QCI scheduler may schedule packets for downlink transmission over a radio bearer between the eNodeB and the UE based on the sub-QCI. The use of sub-QCIs allows the eNodeB to provide QoS support for data flows of applications that have been mapped to a default bearer. | 09-19-2013 |
20130265874 | LINK-AWARE APPLICATION SOURCE-RATE CONTROL TECHNIQUE - A system and method for adapting the source rate of a Voice-over-Internet-Protocol-type (VoIP-type) application. A MAC Layer device outputs information related to a congestion condition of a wireless link and information related to a Round Trip Time (RTT) of an end-to-end connection of the wireless link, the wireless link being for communicating data generated by an application operating on the device, and comprising a source rate of data generated by the application and a Packet Inter-arrival Time (PIT) for the data generated by the application. A rate controller determines a source rate of the application and/or the PIT based on the information related to the congestion condition of the wireless link and the information related to the RTT of the end-to-end connection of the wireless link. | 10-10-2013 |
20130265904 | Differentiating Fixed Devices from Mobile Devices in Mobile Broadband Networks - Fixed devices may be distinguished from mobile devices in a broadband wireless network. Fixed devices may be given an identifier that identifies the device as a fixed device. | 10-10-2013 |
20130268628 | METHODS TO TRANSPORT INTERNET TRAFFIC OVER MULTIPLE WIRELESS NETWORKS SIMULTANEOUSLY - A wireless communication device includes at least two transceivers and a processor. A respectively selected portion of a downlink and uplink data flow signals is transmitted to and received from corresponding different wireless networks. The uplink and downlink data flow signals comprise data flows between a client entity and an Internet-Protocol-based services application. In one embodiment, the selected portions of the uplink and downlink are based on consecutively arranged packets communicated over respectively different wireless networks. In another embodiment, the selected portions of the uplink and downlink are based on relative packet sizes. | 10-10-2013 |
20130272255 | Handling Measurements and Reporting for Fixed Devices in Mobile Broadband Networks - Measurement requirements for user equipment may be reduced or eliminated where the user equipment is a fixed device. In such case, the measurement requirement may be less useful. In machine-to-machine communications, bandwidth may be increased and power consumption may be reduced in some embodiments. | 10-17-2013 |
20130301500 | SYSTEMS AND METHODS FOR ENHANCED USER EQUIPMENT ASSISTANCE INFORMATION IN WIRELESS COMMUNICATION SYSTEMS - Systems and methods are disclosed for communicating enhanced user equipment (UE) assistance information between nodes in wireless communication systems. The UE achieves power savings and latency requirements more effectively by communicating its preferences, constraints and/or requirements to an evolved Node B (eNodeB) in the form of UE assistance information. The UE assistance information may include, for example, an indication of a preferred set of discontinuous reception (DRX) settings, current data traffic conditions, expected data traffic conditions, power or performance preferences, and/or an indication of the UE's mobility between cells. | 11-14-2013 |
20130315094 | RANDOM ACCESS TECHNIQUES FOR FIXED DEVICES IN MOBILE BROADBAND NETWORKS - Briefly, in accordance with one or more embodiments, a fixed device performs a cell search to search for one or more cells on a network and determines a transmit power level to communicate with one of the cells of the network. The fixed device sets a frequency of updating the transmit power level for communication with a cell on the network, wherein the frequency of updating the transmit power level is reduced for the fixed device with respect to a mobile device. | 11-28-2013 |
20130326587 | TECHNIQUES FOR AUTO-AUTHENTICATION - Techniques to automatically authenticate may include determining that a mobile device is on a wireless local area network. An network access identification for the wireless local area network may be determined. The mobile device may be automatically authenticated on the wireless local area network based on information associated with the network access identification. Other embodiments are described and claimed. | 12-05-2013 |
20140003817 | TRANSMIT AND RECEIVE MIMO PROTOCOLS FOR LIGHT ARRAY COMMUNICATIONS | 01-02-2014 |
20140043975 | METHODS AND APPARATUSES FOR RATE ADAPTATION OF QUALITY OF SERVICE BASED APPLICATION - A method, system, and computer program product for identifying network congestion in a communication system. A connection manager identifies a number of packet delay times of a plurality of data packets within the communication system; determines whether the at least one packet delay time meets a threshold; and responsive to the at least one packet delay time meeting the threshold, adjusts a congestion indicator. | 02-13-2014 |
20140086122 | TECHNIQUES TO CONTROL PAGING FOR FIXED DEVICES - Techniques to control paging for fixed devices are described. An apparatus may comprise a processor circuit, a device identifier component arranged for execution by the processor circuit to determine whether a device is a fixed or mobile device, and a paging component arranged for execution by the processor circuit to generate one or more control directives to modify paging parameters when the device is a fixed device. Other embodiments are described and claimed. | 03-27-2014 |
20140086587 | LIGHT RECEIVER POSITION DETERMINATION - A light array includes lights that transmit modulated light to indicate their unique light identifiers (IDs) and lights that transmit unmodulated light. A light receiver records images of the light array and recovers the light IDs from the modulated light. The light receiver uses the IDs to retrieve a light map representative of the light array. The receiver aligns the retrieved light map with the recorded images of the light array, and accesses real-world positions of all of the light in the light array, as deployed, based on the aligned light map. The light receiver determines a 3-dimensional position of the light receiver relative to the light array | 03-27-2014 |
20140133381 | SYSTEM ACQUISITION MECHANISM FOR FIXED DEVICES IN MOBILE BROADBAND NETWORKS - Briefly, in accordance with one of more embodiments, a fixed device synchronizes with a downlink channel of a network, acquires a master information block including a last system update time; and executes cell selection without acquiring other system information if the last system update time is before the last system access time. Furthermore, the fixed device may listen only for system information block messages that it needs, and ignore other system information blocks. A bitmap may indicate which system information block messages should be listed to for fixed devices, and which may be ignored. In some embodiments, one or more system information blocks may be designated for fixed devices. | 05-15-2014 |
20140192788 | MULTI-RADIO CONTROLLER AND METHODS FOR PREVENTING INTERFERENCE BETWEEN CO-LOCATED TRANSCEIVERS - Embodiments of a multi-radio controller and methods for preventing interference between co-located transceivers are generally described herein. In some embodiments, the multi-radio controller operates within a multi-radio device and is configured to cause a wireless local area network (WLAN) transceiver to transmit a triggering frame after an active period of a wireless wide-area network (WWAN) transceiver. The triggering frame indicates the duration of a transmission opportunity, which may be restricted to the time between active periods of the WWAN. In response to receipt of the triggering frame, the WLAN access point is configured to transmit a downlink data frame within the transmission opportunity. | 07-10-2014 |
20150023333 | POWER-EFFICIENT MEDIA ACCESS TECHNIQUES FOR WIRELESS NETWORKS - Techniques for media access in wireless networks are disclosed. For instance, embodiments may provide a time interval for accessing a wireless communications channel. In addition, embodiments may prevent channel access during the time interval by stations incapable of employing a first channel access technique. This access technique employs an access probability P. | 01-22-2015 |
20150036569 | METHOD TO IDENTIFY AND DIFFERENTIATE BACKGROUND TRAFFIC - Embodiments of a system and method to identify and differentiate background traffic are generally described herein. In some embodiments, a transceiver is arranged to wirelessly transmit and receive packets over a communications network and a processor, coupled to the transceiver, is arranged to provide an indication identifying packets associated with background traffic. The indication identifying packets associated with background traffic includes a bit in a header of a packet, wherein the bit is set in a first state to indicate the packet is associated with background traffic and the bit is set in a second state to indicate the packet is associated with active traffic, or an identification of a port number and a protocol type associated with background traffic. The processor is further arranged to provide an indication for differentiating background traffic. | 02-05-2015 |
20150043336 | RESOURCE MANAGEMENT IN MULTIPLE RADIO ACCESS NETWORKS - Embodiments of the present disclosure describe techniques and configurations for resource management associated with communications in multiple radio access networks. In one example, a method of resource management may include obtaining quality of experience (QoE) information from a network server running deep packet inspection or an application executing on a computing device and configured to provide content to the computing device for user access, and determining whether to adjust the content delivery via at least one of the two radio access networks, based at least in part on the quality experience information. The adjustment may include increasing or reducing the content delivery via one of the radio access networks. The content may be delivered to the computing device via at least two radio access networks substantially simultaneously. Other embodiments may be described and/or claimed. | 02-12-2015 |
20150043349 | MANAGING COMMUNICATIONS IN MULTIPLE RADIO ACCESS NETWORKS - Embodiments of the present disclosure describe techniques and configurations for managing communications in a radio access network. An apparatus may include computer-readable media having instructions and one or more processors coupled with the computer-readable media and configured to execute the instructions to measure flow context information based on data extracted from an internet protocol (IP) data flow between a user equipment (UE) and a network entity, and provide the measured flow context information to the UE to facilitate management of one or more IP data flows by the UE. The management of the IP data flow may include selecting a radio access network from one or more radio access networks available for communicating the IP data flow between the UE and the network entity, based at least in part on the provided flow context information. Other embodiments may be described and/or claimed. | 02-12-2015 |
20150063104 | USER EQUIPMENT AND METHOD FOR REDUCING DELAY IN A RADIO ACCESS NETWORK - Embodiments of user equipment and methods for reducing delay in a radio-access network (RAN) are generally described herein. Embodiments disclosed herein provide enhancements that may be applicable to a 3GPP LTE RAN for reducing delay that may be particularly beneficial for real-time over-the-top (OTT) applications. Some embodiments provide for an uplink delayed buffer status report. Some embodiments provide for a downlink congestion and buffer report. Some embodiments provide for traffic characteristic based inter-UE prioritization. | 03-05-2015 |
20150078171 | CONGESTION MEASUREMENT AND REPORTING FOR REAL-TIME DELAY-SENSITIVE APPLICATIONS - Embodiments describe mechanisms for an eNB, possibly assisted by a UE, to detect and possibly alleviate user plane congestion. In some embodiments, the eNB implements UE assisted packet dropping, where the UE requests the eNB drop packets in a sub-QCI that meet designated criteria, such as exceeding a sub-QCI delay threshold. Other embodiments, detect periods of congestion and send congestion indication to the core network when the congestion period exceeds a threshold or when the user experience is degraded. Some embodiments implement both sets of functionality. | 03-19-2015 |