Patent application number | Description | Published |
20080232393 | REMOVAL OF AMBIGUITIES IN FORMING NEW PICONET CONTROLLER (PNC) WHEN THE CURRENT PCN CONTROLLER IS SUDDENLY UNAVAILABLE - A piconet in which at least one master communication station and at least one slave communication station are self-designated implements a successor hierarchy. A wireless device (DEV) functioning as a piconet controller (PNC) poll a plurality of DEVs to obtain data concerning other DEVs in range of the respective polled DEVs. Data concerning stations in range of the respective polled stations is received and at least one successor DEV is selected as a successor PNC based on the received data concerning stations in range of the respective polled DEVs. The selection of the successor DEVs is communicated to the successor DEVs. This provides for continuity of communication. | 09-25-2008 |
20090052319 | RESERVATION BASED MAC PROTOCOL - Embodiments describe scheduling communication in an ad hoc multihop network. Included is a reservation based Medium Access Control (MAC) protocol that has resources scheduled along the path from source to destination. Admission control is performed on a per-hop basis and a decision is made, in a distributed manner, if enough resources exist along the multihop path to admit a new communication. | 02-26-2009 |
20090154372 | METHOD AND APPARATUS FOR RESOLVING BLINDED-NODE PROBLEMS IN WIRELESS NETWORKS - Techniques for resolving blinded-node problems are described herein. One aspect operates on the physical (PHY) layer only, which a second layer operates on the medium access control (MAC) layer. Both aspects involve having a node stop processing a data packet that is not destined for it so as to be able to reserve its resources to detect control and other packets. An apparatus for implementing the techniques are also disclosed. | 06-18-2009 |
20090219851 | ADDING HYBRID ARQ TO WLAN PROTOCOLS WITH MAC BASED FEEDBACK - A wireless node having a MAC layer configured to coordinate access to a shared wireless medium using a MAC protocol, a PHY layer configured to provide an interface to the shared wireless medium, and a HARQ layer between the MAC and PHY layers, the HARQ layer being configured to support HARQ using the MAC protocol. | 09-03-2009 |
20090232109 | Method and System for Optimal Beamforming in Wireless Networks - Aspects of a method and system for optimal beamforming in a wireless network are presented. Aspects of the system may include one or more processors for use in a requesting communication device wherein the one or more processors may be operable to request a transmission time slot allocation. A determination may be made by a coordinating communication device as whether to assign a sector transmission time slot and/or beamforming transmission time slot to the requesting communication device based on the transmission time slot allocation request. The one or more processors may be operable to receive the assigned sector transmission time slot and/or beamforming transmission time slot. | 09-17-2009 |
20100009632 | METHOD AND SYSTEM FOR BLUETOOTH 802.11 ALTERNATE MAC/PHY (AMP) TRANSMIT POWER CONTROL (TPC) - Aspects of a method and system for Bluetooth 802.11 alternate MAC/PHY (AMP) transmit power control (TPC) may include one or more processors, receiver circuits and/or transmitter circuits that are operable to determine a maximum input level based on signals received via a Bluetooth basic rate (BR) connection and/or via a Bluetooth extended data rate (EDR) connection. The processors and/or circuits may be operable to determine a transmitted signal power level based on the determined maximum input level. The processors and/or circuits may be operable to transmit subsequent signals via a distinct Bluetooth connection based on the determined transmitted signal power level. The data rate for signal transmission via the distinct Bluetooth connection may exceed the data rate for signal transmission via the BR connection and the data rate for signal transmission via the EDR connection. | 01-14-2010 |
20100014457 | METHOD AND SYSTEM FOR METHOD AND SYSTEM FOR CARRIER SENSE MULTIPLE ACCESS WITH COLLSION AVOIDANCE (CSMA/CA) WITH DIRECTIONAL TRANSMISSION - Aspects of a method and system for carrier sense multiple access with collision avoidance (CSMA/CA) with directional transmission are presented. Aspects of the system may include a communicating device (DEV), which transmits a portion of a PDU utilizing omnidirectionally transmitted signals and a subsequent portion of the PDU utilizing directionally transmitted signals. In an exemplary system the communicating DEV may transmit a frame, which represents a physical layer PDU. The frame may comprise a physical layer convergence procedure (PLCP) preamble that is transmitting utilizing omnidirectionally transmitted signals (omni preamble), a PLCP header that is transmitted utilizing omnidirectionally transmitted signals (omni header), a PLCP preamble that is transmitted utilizing directionally transmitted signals (directional preamble) and a physical layer service data unit (PSDU) field, or data, field, which is transmitted utilizing directionally transmitted signals (directional data). In another exemplary system, the communicating DEV may transmit PDUs utilizing directional signal transmission. | 01-21-2010 |
20100034183 | Flexible WLAN/WPAN system with high throughput - Flexible WLAN/WPAN system with high throughput. A medium access controller (MAC), that is capable to be implemented within a communication device, is operative in accordance with any one of a number of capability sets, based on which capability set is enabled when implemented within a particular communication device. Each respective capability set directs operation of the MAC in accordance with a corresponding set of operational parameters. The enabling of one of the capability sets may be based upon one or more of a type of physical layer transceiver (PHY) with which the MAC interfaces (e.g., within the communication device), a communication protocol by which the apparatus communicates with a communication network, and/or other considerations. The MAC can include an optimization module therein that is operative to adjust one or more operational parameters based on a change of an operational condition of the communication network with which the communication device communicates. | 02-11-2010 |
20100111215 | Beamforming protocol for wireless communications - Beamforming protocol for wireless communications. Various communications are made between an originating communication device and a remote communication device to effectuate steered communications there between. The beamforming approach presented herein is applicable and adaptable to communication devices having any combination of omni-directional and directional transmit and receive functionality (e.g., the transmit functionality and the receive functionality both being omni-directional; the transmit functionality being directional and the receive functionality being omni-directional; or the transmit functionality and the receive functionality both being are directional). The beamforming protocol presented herein allows for all combinations of communication device types and also provides collision rules as may be performed in accordance with the beamforming configuration. | 05-06-2010 |
20100130138 | Protocol adaptation layer for wireless communications - Protocol adaptation layer for wireless communications. Communication devices that include one or more radio modules operable in accordance with multiple communication protocols establish communications using one communication protocol and then switch to another communication protocol. This switching to another communication protocol may be performed based on a variety of factors including effectuating communications of higher throughput, supporting uni-directional communications vs. bi-directional communications, or any other desired factor. In some embodiments, various communication devices include two radio modules that are each implemented to operate in accordance with one particular communication protocol. Alternatively, a multi-protocol capable radio module may support and operate in accordance with more than one communication protocol. Examples of possible communication protocols include those compliant with Bluetooth, IEEE 802.11, and/or 802.15.3c. | 05-27-2010 |
20100150038 | APPARATUS AND METHOD FOR WIRELESS COMMUNICATION VIA AT LEAST ONE OF DIRECTIONAL AND OMNI-DIRECTION ANTENNAS - Techniques for using at least one of omni-directional and directional antennas for communication are described. A station may be equipped antenna elements selectable for use as an omni-directional antenna or one or more directional antennas. The station may select the omni-directional antenna or a directional antenna for use for communication based on various factors such as, e.g., whether the location or direction of a target station for communication is known, whether control frames or data frames are being exchanged, etc. | 06-17-2010 |
20100150077 | APPARATUS AND METHOD FOR WIRELESS COMMUNICATION VIA AT LEAST ONE OF DIRECTIONAL AND OMNI-DIRECTION ANTENNAS - Techniques for using at least one of omni-directional and directional antennas for communication are described. A station may be equipped antenna elements selectable for use as an omni-directional antenna or one or more directional antennas. The station may select the omni-directional antenna or a directional antenna for use for communication based on various factors such as, e.g., whether the location or direction of a target station for communication is known, whether control frames or data frames are being exchanged, etc. | 06-17-2010 |
20100182929 | TRANSMISSION CONTROL FOR WIRELESS COMMUNICATION NETWORKS - Techniques for controlling transmissions in wireless communication networks are described. In one aspect, transmission control for a mesh network may be achieved by ranking mesh points or stations in the mesh network. In one design, the rank of a first station in the mesh network may be determined. At least one station of lower rank than the first station in the mesh network may be identified. At least one transmission parameter for the at least one station of lower rank may be set by the first station. At least one transmission parameter value may be selected for each station based on the rank, QoS requirements, amount of traffic, and/or achievable data rate for that station and may be sent (e.g., via a probe response message) to the station. | 07-22-2010 |
20100191878 | METHOD AND APPARATUS FOR ACCOMODATING A RECEIVER BUFFER TO PREVENT DATA OVERFLOW - Methods and apparatuses for preventing overflow at a receiver buffer are provided. Data packets of varying size are received into a receiver buffer and quantified by a byte counter to determine an amount of data in the receiver buffer at a given time. A data capacity status for the receiver buffer is then generated as a function of the amount of data in the receiver buffer. | 07-29-2010 |
20100226344 | Method and System for Scheduling Multiple Concurrent Transmissions During a Contention Access Period in a Wireless Communications Network - Aspects of a method and system for scheduling multiple concurrent transmissions during a contention access period in a wireless communications network are presented. Aspects of the system comprise communicating devices (DEVs) within a piconet that are operable to derive a neighborhood map of a piconet. The neighborhood map information may enable a plurality of DEVs to concurrently transmit signals during a given channel time allocation (CTA) time slot. The ability for multiple DEVs to transmit signals concurrently during a single CTA time slot may increase spectral reuse within a wireless communication medium. In another aspect the system, the neighborhood map information may enable individual DEVs to set clear channel assessment (CCA) thresholds. Individual DEVs may utilize CCA threshold information to determine when to transmit signals to one or more destination DEVs and/or at what rate to transmit data via the signals. | 09-09-2010 |
20100272151 | TRANSCEIVER WITH PLURAL SPACE HOPPING PHASED ARRAY ANTENNAS AND METHODS FOR USE THEREWITH - A wireless transceiver includes a plurality of phased array antennas, that transmit an outbound RF signal containing outbound data to remote transceivers and that receives an inbound RF signal containing inbound data from the remote RF transceivers, wherein the plurality of phased array antennas are each configurable based on a control signal. An antenna configuration controller generates the control signal to configure the phased array antenna to hop among a plurality of radiation patterns based on a hopping sequence. An RF transceiver section generates the outbound RF signal based on the outbound data and that generates the inbound data based on the inbound RF signal. In one configuration, a switching section selectively couples a selected one of the plurality of phased array antennas to the RF transceiver section, based on the control signal. In figuration, the RF transceiver section includes an RF section for each antenna array. | 10-28-2010 |
20100273436 | COLLABORATIVE PAIRING TRANSCEIVER WITH SPACE HOPPING PHASED ARRAY ANTENNA AND METHODS FOR USE THEREWITH - A wireless transceiver includes at least one phased array antenna, that transmits an outbound RF signal containing outbound data to a remote transceiver and that receives an inbound RF signal containing inbound data from the at least one remote RF transceiver, wherein the at least one phased array antenna is configurable based on a control signal. An antenna configuration controller generates the control signal to configure the phased array antenna to hop among a plurality of selected radiation patterns that are collaboratively selected by the wireless transceiver and the remote transceiver via a pairing procedure. At least one RF transceiver section generates the outbound RF signal based on the outbound data and that generates the inbound data based on the inbound RF signal. | 10-28-2010 |
20100273437 | TRANSCEIVER WITH SPACE HOPPING PHASED ARRAY ANTENNA AND METHODS FOR USE THEREWITH - A wireless transceiver includes at least one phased array antenna, that transmits an outbound RF signal containing outbound data to at least one remote transceiver and that receives an inbound RF signal containing inbound data from the at least one remote RF transceiver, wherein the at least one phased array antenna is configurable based on a control signal. An antenna configuration controller generates the control signal to configure the phased array antenna to hop among a plurality of radiation patterns based on a hopping sequence. At least one RF transceiver section generates the outbound RF signal based on the outbound data and that generates the inbound data based on the inbound RF signal. | 10-28-2010 |
20100273523 | COMMUNICATION DEVICE THAT DETECTS AND ADAPTS TO THE PRESENCE OF OTHER DEVICES AND METHODS FOR USE THEREWITH - An adaptive communication device includes a transceiver that communicates with a first remote communication device in a millimeter wave frequency band in accordance with a first protocol. The transceiver generates conflict detection signals based on signals received from a second remote communication device that communicates in accordance with a second protocol. A conflict detection module detects communication by the second communication device based on the conflict detection signals and generates a model trigger signal in response thereto. A conflict modeling module responds to the model trigger signal by generating idle prediction data based on the conflict detection signals, wherein the idle prediction data predicts an idle period in the communications by the second remote communication device. A transmission control module generates transmit control signals based on the idle prediction data, wherein the transceiver times transmissions sent to the first remote communication device based on the transmit control signals. | 10-28-2010 |
20100285823 | CONTROL DEVICE FOR ALLOCATING RESOURCES TO COMMUNICATION DEVICES THAT USE DIFFERING PROTOCOLS AND METHODS FOR USE THEREWITH - A control device includes at least one communication interface for communicating first control data with a first plurality of communication devices that utilize the millimeter wave frequency band in accordance with a first protocol and further for communicating second control data with a second plurality of communication devices that utilize the millimeter wave frequency band in accordance with a second protocol. A resource controller allocates resources of the millimeter wave frequency band to the first plurality of communication devices and the second plurality of communication devices based on the first control data and the second control data. | 11-11-2010 |
20100285824 | MULTIMODE CONTROL DEVICE FOR ALLOCATING RESOURCES TO COMMUNICATION DEVICES THAT USE DIFFERING PROTOCOLS AND METHODS FOR USE THEREWITH - A control device includes a first communication interface for communicating first control data with a first plurality of communication devices that utilize the millimeter wave frequency band in accordance with a first protocol, wherein the first communication interface utilizes the millimeter wave frequency band in accordance with the first protocol. A second communication interface communicates second control data with a second plurality of communication devices that utilize the millimeter wave frequency band in accordance with a second protocol, wherein the second communication interface utilizes the millimeter wave frequency band in accordance with the second protocol. A resource controller allocates resources of the millimeter wave frequency band to the first plurality of communication devices and the second plurality of communication devices based on the first control data and the second control data. | 11-11-2010 |
20110306376 | MULTIMODE CONTROL DEVICE FOR ALLOCATING RESOURCES TO COMMUNICATION DEVICES THAT USE DIFFERING PROTOCOLS AND METHODS FOR USE THEREWITH - A control device includes a first transceiver for communicating first control data with a first plurality of devices that utilize the millimeter wave frequency band in accordance with a first protocol, wherein the first transceiver utilizes the millimeter wave frequency band in accordance with the first protocol. A second transceiver communicates second control data with a second plurality of devices that utilize the millimeter wave frequency band in accordance with a second protocol, wherein the second transceiver utilizes the millimeter wave frequency band in accordance with the second protocol. A resource controller allocates resources of the millimeter wave frequency band to the first plurality of devices and the second plurality of devices based on the first control data and the second control data. | 12-15-2011 |
20120071187 | CONTROL DEVICE FOR ALLOCATING RESOURCES TO COMMUNICATION DEVICES THAT USE DIFFERING PROTOCOLS AND METHODS FOR USE THEREWITH - A control device includes at least one communication interface for communicating first control data with at least one first communication device that utilizes the millimeter wave frequency band in accordance with a first protocol and further for communicating second control data with at least one second communication device that utilizes the millimeter wave frequency band in accordance with a second protocol. A resource controller allocates resources of the millimeter wave frequency band to the at least one first communication device and the at least one second communication device based on the first control data and the second control data. | 03-22-2012 |
20120190308 | TRANSCEIVER WITH PLURAL SPACE HOPPING PHASED ARRAY ANTENNAS AND METHODS FOR USE THEREWITH - A wireless transceiver includes an antenna array that transmits an outbound RF signal containing outbound data to remote transceivers and that receives an inbound RF signal containing inbound data from the remote RF transceivers, wherein the antenna array is configurable based on a control signal. An antenna configuration controller generates the control signal to configure the antenna array to hop among a plurality of radiation patterns based on a hopping sequence. An RF transceiver section generates the outbound RF signal based on the outbound data and that generates the inbound data based on the inbound RF signal. In one configuration, a switching section selectively couples a selected one of the antennas in the array to the RF transceiver section, based on the control signal. In another configuration, the RF transceiver section includes an RF section for each antenna in the array. | 07-26-2012 |
20130137385 | TRANSCEIVER WITH PLURAL SPACE HOPPING ARRAY ANTENNAS AND METHODS FOR USE THEREWITH - A wireless transceiver includes an antenna array that transmits an outbound RF signal containing outbound data to remote transceivers and that receives an inbound RF signal containing inbound data from the remote RF transceivers, wherein the antenna array is configurable based on a control signal. An antenna configuration controller generates the control signal to configure the antenna array to hop among a plurality of radiation patterns based on a hopping sequence. An RF transceiver section generates the outbound RF signal based on the outbound data and that generates the inbound data based on the inbound RF signal. In one configuration, a switching section selectively couples a selected one of the antennas in the array to the RF transceiver section, based on the control signal. In another configuration, the RF transceiver section includes an RF section for each antenna in the array. | 05-30-2013 |
20130157578 | APPARATUS AND METHOD FOR WIRELESS COMMUNICATION VIA AT LEAST ONE OF DIRECTIONAL AND OMNI-DIRECTION ANTENNAS - Techniques for using at least one of omni-directional and directional antennas for communication are described. A station may be equipped antenna elements selectable for use as an omni-directional antenna or one or more directional antennas. The station may select the omni-directional antenna or a directional antenna for use for communication based on various factors such as, e.g., whether the location or direction of a target station for communication is known, whether control frames or data frames are being exchanged, etc. | 06-20-2013 |
20140022930 | DUAL MODE OPERATION IN A WIRELESS NETWORK - Provided is dual mode operation by a communicating device in wireless network. The communicating device selects a radio frequency (RF) channel and a physical layer type. The communicating device processes signals received via the selected RF channel based on the selected physical layer type. The communicating device may determine whether a beacon frame has been detected base on the signals that were received via the selected RF channel and processed based on the selected physical layer type. When a frame is not detected, the communicating device may determine a signal energy level for the received signals. The communicating device may establish an association with an existing network based on detection of the beacon frame or the communicating device may transmit an originating beacon frame based on the determined signal energy level. | 01-23-2014 |
20140029593 | Method and System for Optimal Beamforming in Wireless Networks - Aspects of a method and system for optimal beamforming in a wireless network are presented. Aspects of the system may include one or more processors for use in a requesting communication device wherein the one or more processors may be operable to request a transmission time slot allocation. A determination may be made by a coordinating communication device as whether to assign a sector transmission time slot and/or beamforming transmission time slot to the requesting communication device based on the transmission time slot allocation request. The one or more processors may be operable to receive the assigned sector transmission time slot and/or beamforming transmission time slot. | 01-30-2014 |
20140106678 | PROTOCOL ADAPTATION LAYER FOR WIRELESS COMMUNICATIONS - Protocol adaptation layer for wireless communications. Communication devices that include one or more radio modules operable in accordance with multiple communication protocols establish communications using one communication protocol and then switch to another communication protocol. This switching to another communication protocol may be performed based on a variety of factors including effectuating communications of higher throughput, supporting uni-directional communications vs. bi-directional communications, or any other desired factor. In some embodiments, various communication devices include two radio modules that are each implemented to operate in accordance with one particular communication protocol. Alternatively, a multi-protocol capable radio module may support and operate in accordance with more than one communication protocol. Examples of possible communication protocols include those compliant with Bluetooth, IEEE 802.11, and/or 802.15.3c. | 04-17-2014 |
20150072620 | PROTOCOL ADAPTATION LAYER FOR WIRELESS COMMUNICATIONS - Protocol adaptation layer for wireless communications. Communication devices that include one or more radio modules operable in accordance with multiple communication protocols establish communications using one communication protocol and then switch to another communication protocol. This switching to another communication protocol may be performed based on a variety of factors including effectuating communications of higher throughput, supporting uni-directional communications vs. bi-directional communications, or any other desired factor. In some embodiments, various communication devices include two radio modules that are each implemented to operate in accordance with one particular communication protocol. Alternatively, a multi-protocol capable radio module may support and operate in accordance with more than one communication protocol. Examples of possible communication protocols include those compliant with Bluetooth, IEEE 802.11, and/or 802.15.3c. | 03-12-2015 |