Patent application number | Description | Published |
20110144387 | PROCESS FOR PREPARING C1-C4-OXYGENATES BY PARTIAL OXIDATION OF HYDROCARBONS - A process for preparing C | 06-16-2011 |
20110200507 | ADSORBER MATERIAL AND PROCESS FOR DESULFURIZING HYDROCARBONACEOUS GASES - A process for removing sulfur compounds from a hydrocarbonaceous gas mixture, which comprises contacting the hydrocarbonaceous gas mixture with an adsorber material comprising copper oxide on magnesium silicate as support material. | 08-18-2011 |
20110303550 | PROCESS FOR CONVERTING NATURAL GAS TO AROMATICS WITH ELECTROCHEMICAL REMOVAL OF HYDROGEN TO GENERATE ELECTRICAL POWER AND OBTAIN HYDROGEN - The present invention relates to a process for converting aliphatic hydrocarbons having 1 to 4 carbon atoms to aromatic hydrocarbons, comprising the steps of:
| 12-15-2011 |
20120004482 | METHOD FOR REACTING NATURAL GAS TO AROMATICS WHILE ELECTROCHEMICALLY REMOVING HYDROGEN AND ELECTROCHEMICALLY REACTING THE HYDROGEN WATER - The invention relates to a process for converting aliphatic hydrocarbons having from 1 to 4 carbon atoms into aromatic hydrocarbons, which comprises the steps:
| 01-05-2012 |
20120012467 | PROCESS FOR CONVERTING NATURAL GAS TO AROMATICS WITH ELECTROCHEMICAL REMOVAL OF HYDROGEN - The present invention relates to a process for converting aliphatic hydrocarbons having 1 to 4 carbon atoms to aromatic hydrocarbons in the presence of a catalyst under nonoxidative conditions, wherein at least some of the hydrogen formed in the conversion electrochemically removed is by means of a gas-tight membrane-electrode assembly. | 01-19-2012 |
20120012471 | METHOD FOR ELECTROCHEMICALLY REMOVING HYDROGEN FROM A REACTION MIXTURE - The invention relates to a process for the electrochemical separation of hydrogen from a hydrogen-comprising reaction mixture R by means of a gastight membrane-electrode assembly comprising at least one selectively proton-conducting membrane and at least one electrode catalyst on each side of the membrane, where at least part of the hydrogen present in the reaction mixture R is oxidized to protons over the anode catalyst on the retentate side of the membrane and the protons are, after passing through the membrane to the permeate side, | 01-19-2012 |
20120022310 | PROCESS FOR PREPARING AROMATICS FROM METHANE - The present invention relates to a process for carrying out endothermic, heterogeneously catalyzed reactions in which the reaction of the starting materials is carried out in the presence of a mixture of inert heat transfer particles and catalyst particles, where the catalyst particles are regenerated in a nonoxidative atmosphere at regular intervals and the heat of reaction required is introduced by separating off the inert heat transfer particles, heating the heat transfer particles in a heating zone and recirculating the heated heat transfer particles to the reaction zone. The process of the invention is particularly suitable for the nonoxidative dehydroaromatization of C | 01-26-2012 |
20120071687 | PROCESS FOR PREPARING ACRYLIC ACID FROM ETHANOL AND FORMALDEHYDE - A process for preparing acrylic acid from ethanol and formaldehyde, in which, in a reaction zone A, the ethanol is partially oxidized to acetic acid in a heterogeneously catalyzed gas phase reaction, the product gas mixture A obtained and a formaldehyde source are used to obtain a reaction gas input mixture B which comprises acetic acid and formaldehyde and has the acetic acid in excess over the formaldehyde, and the formaldehyde present in reaction gas input mixture B is aldol-condensed with acetic acid present in reaction gas input mixture B to acrylic acid under heterogeneous catalysis in a reaction zone B, and unconverted acetic acid still present along-side the acrylic acid target product in the product gas mixture B obtained is removed therefrom, and the acetic acid removed is recycled into the production of reaction gas input mixture B. | 03-22-2012 |
20130289305 | PROCESS FOR PREPARING ACRYLIC ACID FROM ETHANOL AND FORMALDEHYDE - A process for preparing acrylic acid from ethanol and formaldehyde, in which, in a reaction zone A, the ethanol is partially oxidized to acetic acid in a heterogeneously catalyzed gas phase reaction, the product gas mixture A obtained and a formaldehyde source are used to obtain a reaction gas input mixture B which comprises acetic acid and formaldehyde and has the acetic acid in excess over the formaldehyde, and the formaldehyde present in reaction gas input mixture B is aldol-condensed with acetic acid present in reaction gas input mixture B to acrylic acid under heterogeneous catalysis in a reaction zone B, and unconverted acetic acid still present along-side the acrylic acid target product in the product gas mixture B obtained is removed therefrom, and the acetic acid removed is recycled into the production of reaction gas input mixture B. | 10-31-2013 |
Patent application number | Description | Published |
20110082905 | WLAN PEER-TO-PEER GROUP OWNER NEGOTIATION - A method of operating a first wireless device includes sending a first message including a first intent to be a group owner and a value to a second wireless device. In addition, the method includes receiving a second message including a second intent to be the group owner from the second wireless device. Furthermore, the method includes determining which of the first wireless device or the second wireless device should be the group owner based on the first intent, the second intent, and the value. | 04-07-2011 |
20110093536 | GROUP OWNER SELECTION WITH CROSSING REQUESTS - A method of operating an apparatus, and apparatus, and a computer program product in an apparatus are provided in which a first request message is sent to a second apparatus. The first request message is associated with first information. In addition, a second request message is received from the second apparatus. The second request message is associated with second information. In addition, the first information and the second information are compared. Furthermore, whether to send a response to the second apparatus in response to the second request message is determined based on the comparison of the first information and the second information. | 04-21-2011 |
20110268054 | MULTI-USER UPLINK COMMUNICATION USING EDCA WITH POLLING - Simultaneous, multi-user uplink communication is scheduled in a wireless network by transmitting a poll message to a plurality of access terminals in response to receiving a first request to transmit data via uplink. The poll message includes a solicitation for requests to transmit data from each of the plurality of access terminals. The poll message also includes a medium reservation and schedule for transmission of the requests from the access terminals. Based on the requests received from the access terminals, a number of the access terminals are selected for simultaneous transmission of data via uplink. A transmit start message is sent to each of the selected access terminals indicating when and for how long the selected access terminals may transmit data via uplink. After the data is received, a block ACK message is sent to each of the selected access terminals indicating successful simultaneous communication. | 11-03-2011 |
20110280234 | METHODS AND APPARATUSES FOR DIRECT LINK SETUP - Establishing a direct link connection between subscriber stations in a wireless local area network (WLAN) comprises transmitting a direct link setup discovery request from an initiating station to an access point of the WLAN for distribution to one or more other stations, the discovery request including information concerning a capability of the initiating station for a direct link setup, receiving information from a receiving station among the one or more other stations, the received information concerning the capability of the receiving station for a direct link setup, and establishing a direct link connection with the receiving station based on the received information. | 11-17-2011 |
20130107895 | SYSTEMS AND METHODS FOR COMPRESSING HEADERS AND PAYLOADS | 05-02-2013 |
20130128808 | APPARATUS AND METHODS FOR MEDIA ACCESS CONTROL HEADER COMPRESSION - Systems, methods, and devices for communicating packets having a plurality of types are described herein. In some aspects, the packets include a compressed MAC header. In some aspects the packets include an acknowledgment (ACK) frame. The fields included in a particular packet type may be based on the type of information to be communicated to the receiving device. | 05-23-2013 |
20130128809 | APPARATUS AND METHODS FOR MEDIA ACCESS CONTROL HEADER COMPRESSION - Systems, methods, and devices for communicating packets having a plurality of types are described herein. In some aspects, the packets include a compressed MAC header. In some aspects the packets include an acknowledgment (ACK) frame. The fields included in a particular packet type may be based on the type of information to be communicated to the receiving device. | 05-23-2013 |
20130141215 | SYSTEMS AND METHODS FOR LOW OVERHEAD PAGING - Systems and methods for low overhead paging in a wireless communications network are described herein. In some aspects, an apparatus for wireless communication includes a receiver and a processor. The receiver receives a request from a first device. The request indicates a first period of a plurality of periods corresponding to a periodicity for transmitting paging messages. The processor assigns the first device to a group scheduled to receive paging messages at most every first period based on the request and determines a start time for transmitting paging messages to the first device based on schedules for transmitting paging messages to a plurality of other devices. In other aspects, an apparatus for wireless communication includes a processor and memory. The processor derives an information sub-unit from an information unit associated with a paging message, compresses the information sub-unit, and generates a second information unit associated with the method of compression. | 06-06-2013 |
20130142124 | SYSTEMS AND METHODS FOR LOW-OVERHEAD WIRELESS BEACON TIMING - Systems, methods, and devices for communicating a compressed beacon are described herein. In some aspects, a method of communicating in a wireless network includes transmitting, at an access point, a full beacon at a first multiple of a beacon interval. The method further includes transmitting a compressed beacon at each beacon interval that is not the first multiple of the beacon interval. Another method of communicating in a wireless network includes receiving, at a wireless device, a full beacon at a first multiple of a beacon interval. The method further includes receiving a compressed beacon at a beacon interval that is not the first multiple of the beacon interval. | 06-06-2013 |
20130142176 | SYSTEMS AND METHODS FOR REDUCING ACKNOWLEDGMENT MESSAGE OVERHEAD - Systems, methods, and devices for reducing the overhead required to transmit acknowledgment messages (ACKs) are described herein. In some aspects, the ACKs are reduced in size. In some aspects the ACKs include several short training fields. In some aspects, a receiver of the ACKs can determine the transmitter of the ACK based on when the ACK is received. In some aspects, a receiver of the ACKs can determine the transmitter of the ACK based on information superimposed on the short training fields in the ACK. | 06-06-2013 |
20130143606 | SYSTEMS AND METHODS FOR LOW OVERHEAD PAGING - Systems and methods for low overhead paging in a wireless communications network are described herein. In some aspects, an apparatus for wireless communication includes a receiver and a processor. The receiver receives a request from a first device. The request indicates a first period of a plurality of periods corresponding to a periodicity for transmitting paging messages. The processor assigns the first device to a group scheduled to receive paging messages at most every first period based on the request and determines a start time for transmitting paging messages to the first device based on schedules for transmitting paging messages to a plurality of other devices. In other aspects, an apparatus for wireless communication includes a processor and memory. The processor derives an information sub-unit from an information unit associated with a paging message, compresses the information sub-unit, and generates a second information unit associated with the method of compression. | 06-06-2013 |
20130148575 | SYSTEMS AND METHODS FOR ACKNOWLEDGING COMMUNICATIONS FROM A PLURALITY OF DEVICES - Systems, methods, and devices for acknowledging communications from a plurality of devices for acknowledging communications from a plurality of devices are described herein. In some aspects, a group ACK includes a bitmap indicating whether a communication has been received from each of a plurality of apparatuses within a previous period. The previous period may comprise a time period since a previous ACK. In some aspects, group ACKs are transmitted pursuant to a schedule. For example, group ACKs may be transmitted a scheduled time after transmitting a beacon. In some aspects, a bitmap indicating whether a communication has been received from each of a plurality of apparatuses within a previous period may be transmitted in a beacon. | 06-13-2013 |
20130166759 | APPARATUS, SYSTEMS, AND METHODS OF IP ADDRESS DISCOVERY FOR TUNNELED DIRECT LINK SETUP - A method of peer discovery in a communications network includes transmitting, by a first client station, a request to a second client station; receiving a response of the second client station, at least one of the request and the response including a local IP address of the corresponding client station; and establishing a tunneled direct link setup (TDLS)direct link between the first client station and the second client station based on the local IP address. | 06-27-2013 |
20130170345 | SYSTEMS AND METHODS FOR GENERATING AND DECODING SHORT CONTROL FRAMES IN WIRELESS COMMUNICATIONS - Systems, methods, and devices for communicating short control frames are described herein. In some aspects, a method of wireless communication includes generating a control frame comprising a physical layer preamble having a signal field, the signal field including an indicator indicating the control frame is a control frame type of frame. The method further includes transmitting the control frame. | 07-04-2013 |
20130170430 | METHOD AND APPARATUS FOR ACKNOWLEDGEMENT INCLUDING A GROUP IDENTIFIER - Systems, methods, and devices for performing acknowledgment signaling including a group identifier are described herein. In some aspects, a device receives an identifier identifying a plurality of wireless communication devices, such as a group identifier. The device then transmits an acknowledgment of whether data transmitted to the device was correctly received. The acknowledgment includes the identifier. | 07-04-2013 |
20130176902 | SYSTEM AND METHOD OF COMMUNICATION USING DISTRIBUTED CHANNEL ACCESS PARAMETERS - A device includes a processor and a memory accessible by the processor. The memory includes access category data specifying one or more access categories. The one or more access categories include a sensor access category specifying distributed channel access parameters to be used by one or more station devices to wirelessly communicate sensor data via a network. The memory further includes instructions executable by the processor to send at least a portion of the access category data to a station device to enable the station device to communicate sensor data. | 07-11-2013 |
20130208667 | DEVICES FOR REDUCED OVERHEAD PAGING - A method for reduced overhead paging by an access point is described. The method includes assigning at least one paging identifier to at least one station. The method also includes partitioning a paging identifier space into paging identifier sets. The method further includes generating a paging message based on at least one of the paging identifier sets and the at least one paging identifier. The method additionally includes sending the paging message. | 08-15-2013 |
20130208734 | SYSTEMS AND METHODS FOR COMMUNICATING AGGREGATED PACKETS INCLUDING DELIMITERS - Systems, methods, and computer program products for communicating aggregated packets including delimiters are described herein. In one aspect, a processor is configured to prepare a packet comprising an aggregated media access control service data unit (A-MSDU) having a plurality of MSDU subframes. Each MSDU subframe includes a MSDU subframe header and a MSDU. Further, the processor is configured to insert an indication of an end of the A-MSDU in the A-MSDU. A transmitter is configured to transmit the packet wirelessly. In another aspect, a receiver is configured to receive wirelessly a packet comprising an A-MSDU having a plurality of MSDU subframes and an indication of an end of the A-MSDU in the A-MSDU. A processor is configured to determine the end of the A-MSDU based on the indication. | 08-15-2013 |
20130223210 | APPARATUS AND METHODS FOR BLOCK ACKNOWLEDGMENT COMPRESSION - Systems, methods, and devices for compressing block acknowledgment (ACK) frames/packets are described herein. In some aspects, a method of communicating in a wireless network includes generating a compressed block acknowledgment frame comprising one or more local addresses. The method further includes transmitting the compressed block acknowledgment frame. | 08-29-2013 |
20130223211 | APPARATUS AND METHODS FOR BLOCK ACKNOWLEDGMENT COMPRESSION - Systems, methods, and devices for compressing block acknowledgment (ACK) frames/packets are described herein. In some aspects, a method of communicating in a wireless network includes generating a compressed block acknowledgment frame including one or more of the following fields in a physical layer header: duration, receiver address, transmitter address, block acknowledgment control, block acknowledgment policy, compressed bitmap, compression control, starting sequence number. The method further includes transmitting the compressed block acknowledgment frame. | 08-29-2013 |
20130223212 | APPARATUS AND METHODS FOR BLOCK ACKNOWLEDGMENT COMPRESSION - Systems, methods, and devices for compressing block acknowledgment (ACK) frames/packets are described herein. In some aspects, a method of communicating in a wireless network includes generating a compressed block acknowledgment frame comprising a physical layer header, the physical layer header including at least one of the following: a block acknowledgment identifier, a starting sequence number of the compressed block acknowledgement frame, and a bitmap. The method further includes transmitting the compressed block acknowledgment frame. | 08-29-2013 |
20130223213 | APPARATUS AND METHODS FOR BLOCK ACKNOWLEDGMENT COMPRESSION - Systems, methods, and devices for compressing block acknowledgment (ACK) frames/packets are described herein. In some aspects, a method of communicating in a wireless network includes a compressed block acknowledgment frame including a bitmap, the bitmap indicating receipt of a plurality of fragments of a single data unit. The method further includes transmitting the compressed block acknowledgment frame. | 08-29-2013 |
20130223338 | APPARATUS AND METHODS FOR BLOCK ACKNOWLEDGMENT COMPRESSION - Systems, methods, and devices for compressing block acknowledgment (ACK) frames/packets are described herein. In some aspects, a method of compressing a block acknowledgment frame includes generating an offset value and a portion of a bitmap, the offset value indicating a location where the portion of the bitmap is located in the bitmap. The method further includes transmitting the offset value and the portion of the bitmap in a compressed block acknowledgment frame. | 08-29-2013 |
20130223345 | APPARATUS AND METHODS FOR BLOCK ACKNOWLEDGMENT COMPRESSION - Systems, methods, and devices for compressing block acknowledgment (ACK) frames/packets are described herein. In some aspects, a method of communicating in a wireless network includes generating a block acknowledgment frame comprising a plurality of fields in the following order: a block acknowledgment identifier field including an identifier of the block acknowledgment frame; a starting sequence control field including at least one of a sequence number and a function of a sequence number of a data unit for which the block acknowledgement frame is sent; and a block acknowledgement bitmap field indicating a received status of a number of data units. The method further includes wirelessly transmitting the block acknowledgment frame. | 08-29-2013 |
20130223358 | SYSTEMS AND METHODS FOR RESETTING A NETWORK STATION - Systems and methods for communicating in a wireless communication system are described. One implementation is provided for effectively resetting stations within a wireless communication system. For example, a signal indicating the end of a contention free period may be transmitted from a device requesting the contention free period to another peer device or an access point. The peer device or access point may be configured to then transmit the occurrence of the end of the contention free period to other devices of the wireless communication system. | 08-29-2013 |
20130229963 | SYSTEMS AND METHODS FOR REDUCING COLLISIONS AFTER TRAFFIC INDICATION MAP PAGING - Systems, methods, and devices for reducing collisions in a wireless communications network are described herein. In some aspects, a receiver receives a paging message. The paging message includes an ordering and a multiplier. A processor determines a first wake-up time based on the ordering and the multiplier. The wireless device wakes up at the determined wake-up time. The wireless device receives data via the receiver. | 09-05-2013 |
20130229969 | APPARATUS AND METHODS FOR ACCESS IDENTIFIER BASED MULTICAST COMMUNICATION - Systems, methods, and devices for multicast communications including access identifiers are described herein. In some aspects, a fixed mapping from a multicast device identifier (e.g., multicast MAC address, multicast IP address) to a multicast access identifier is provided. In some aspects, a device may transmit a request to join a multicast group identified by a multicast access identifier. In some aspects, a device may receive an invitation to join a multicast group identified by a multicast access identifier. | 09-05-2013 |
20130279426 | SYSTEM AND METHOD OF COMMUNICATION USING DISTRIBUTED CHANNEL ACCESS PARAMETERS - A method includes, in response to receiving a delta value of an enhanced distributed channel access (EDCA) parameter at a station, determining a value of the EDCA parameter based on the delta value and based on a base value of the EDCA parameter. The method also includes, in response to receiving an EDCA parameter set information element (IE), determining the value of the EDCA parameter based on the EDCA parameter set IE. The method further includes, in response to no delta value or EDCA parameter set IE being received at the station during a time period, setting the value of the EDCA parameter to a default value of the EDCA parameter. | 10-24-2013 |
20130279427 | SYSTEM AND METHOD OF COMMUNICATION USING DISTRIBUTED CHANNEL ACCESS PARAMETERS - A method includes in response to receiving a modified enhanced distributed channel access (EDCA) parameter set IE at a station, determining a value of an EDCA parameter based on a delta value in the modified EDCA parameter set IE and based on a base value of the EDCA parameter. | 10-24-2013 |
20130297754 | SYSTEMS AND METHODS FOR CONFIGURING CONNECTIVITY IN A WIRELESS NETWORK - Systems, methods, and devices for configuring connectivity in a wireless network are described herein. In some aspects, a wireless device configured to connect to a first wireless network includes a receiver configured to receive a first dynamic host configuration protocol (DHCP) message from a first network device on the first wireless network. The wireless device further includes a processor configured to determine whether the first DHCP message indicates that the first wireless network does not provide access to a second network. The processor is further configured to determine whether to maintain a connection to the second network accessed using a third wireless network based on the first DHCP message. The leader device further includes a transmitter configured to transmit a second DHCP message to the first network device to connect to the first wireless network. The wireless device is further configured to supply devices on a first wireless network with access to a second network. | 11-07-2013 |
20130336182 | SYSTEMS AND METHODS FOR IDENTIFYING ENHANCED FRAMES FOR WIRELESS COMMUNICATION - Systems, methods, and devices for wireless communication. In one aspect, a method for communicating in a wireless network is provided. The method includes generating a media access control frame including a header. The header includes a type field having a type value and a retry field having a retry value. A type of the media access control frame is indicated by both the type value and the retry value. The method further includes transmitting the media access control frame. | 12-19-2013 |
20140254518 | FLEXIBLE TRANSMISSION AND BACK-OFF INTERVALS IN NETWORK DEVICES - A network device can implement functionality for dynamically varying the total back-off duration. The network device can determine a total transmit duration for transmitting data from on a communication medium. If the total transmit duration exceeds a predetermined transmit interval associated with the data, the network device can determine the total back-off duration based, at least in part, on the total transmit duration and the predetermined transmit interval. The network device can initiate the total back-off duration by deferring data transmission on the communication medium during the total back-off duration. In some embodiments, if the network device implements multiple consecutive back-off intervals, the network device can determine whether to vary the duration of a second back-off interval depending on whether a transmission by another network device is detected on the communication medium after a first back-off interval elapses. | 09-11-2014 |
20150029839 | APPARATUS AND METHODS FOR BLOCK ACKNOWLEDGMENT COMPRESSION - Systems, methods, and devices for compressing block acknowledgment (ACK) frames/packets are described herein. In some aspects, a method of communicating in a wireless network includes a compressed block acknowledgment frame including a bitmap, the bitmap indicating receipt of a plurality of fragments of a single data unit. The method further includes transmitting the compressed block acknowledgment frame. | 01-29-2015 |
Patent application number | Description | Published |
20090073913 | Direct link relay in a wireless network - Disclosed herein are exemplary techniques for power conservation in a wireless network. A wireless device identifies another wireless device suitable to act as a relay node. Uplink information is transmitted to the other wireless device, which is in turn relayed to an access point for transmission to its destination. Downlink information may be transmitted directly from the access point to the wireless device. The use of a relay node may reduce transmit power consumption as the relay node may be closer to, or support a higher transmit rate, than the access point with which the wireless device is associated. | 03-19-2009 |
20090168737 | Transmission Using a Plurality of Protocols - Included are embodiments for communicating data using a plurality of formats. At least one embodiment of a method includes transmitting a plurality of first format data frames with a predetermined time period between transmitted first format data frames and determining a duration of the time period between the transmitted first format data frames. Similarly, some embodiments include fragmenting a second format data frame into a plurality of second format subframes such that the second format subframes may be transmitted during the time period between the transmitted first format data frames. | 07-02-2009 |
20120027000 | SYMMETRIC TRANSMIT OPPORTUNITTY (TXOP) TRUNCATION - Various embodiments of symmetric transmit opportunity (TXOP) truncation (STT) systems and methods are disclosed. One method embodiment, among others, comprises receiving a frame that truncates a TXOP around a first station, and responsive to receiving the frame, sending a second frame that truncates the TXOP around a second station. Others system and method embodiments are disclosed. | 02-02-2012 |
20120195244 | SYSTEMS AND METHODS FOR MANAGEMENT OF WIRELESS CLIENTS - Systems and methods for band hopping and power conservation in a wireless network are described. At least one embodiment is directed a method of hopping channels by a device within a wireless network. The method comprises hopping from a first channel to a target channel, resetting a virtual carrier sense after hopping to the target channel to enable service on the target channel, waiting for a pre-determined period of time, and setting a virtual carrier sense on the target channel after expiration of the pre-determined period of time and prior to hopping to a next target channel. | 08-02-2012 |
20130100889 | COLLISION AVOIDANCE SYSTEMS AND METHODS - Disclosed herein are various embodiments of collision avoidance systems and methods. One method embodiment, among others, comprises a client sending an end of transmission (EOT) request to an access point (AP), and responsive to the EOT request, the AP responding with an EOT frame. | 04-25-2013 |
20140133378 | POWER MANAGEMENT FOR WIRELESS DIRECT LINK - Disclosed herein are exemplary techniques for managing power in a direct wireless link between two wireless devices. The present disclosure provides at least three direct link power management techniques: Fast Resumption Mode (FRM) wherein the direct link is resumed automatically at a specified timing synchronization function (TSF); Slow Resumption Mode (SRM) wherein the direct link may be resumed by sending a Resume-Request via the access point; and Reverse Polling (RP), wherein one peer station of the direct link is continually awake and the other peer station uses reverse polling to start a service period. Thus, a method for power management of a direct wireless link between two wireless devices is disclosed. The method comprising the steps of establishing a direct wireless link between the first wireless device and the second wireless device; transmitting, from a first wireless device, a frame having a time value; receiving, at the second wireless device, the frame from the first wireless device; suspending the direct wireless link a duration determined based on the time value; and resuming the direct wireless link at a time determined based on the time value. | 05-15-2014 |
20140169249 | SYSTEMS AND METHODS FOR COEXISTENCE OF WLAN AND BLUETOOTH NETWORKS - Systems and methods for coexistence of WLAN and Bluetooth networks are described. At least one embodiment includes a method for operating a wireless device in both a 802.11 network and a Bluetooth network. In accordance with some embodiments, the method comprises monitoring transmission of Synchronous Connection Oriented (SCO) slots over the Bluetooth network, informing an access point (AP) in the 802.11 network not to transmit to the device before the end of an SCO slot, transmitting a power save trigger to the AP to retrieve buffered data from the AP, and transmitting data to the AP. | 06-19-2014 |