Patent application number | Description | Published |
20080240052 | CLIENT-BASED INFORMATION SERVICE FOR SEAMLESS VERTICAL HANDOVERS - A system and method to enable a wireless device having multiple radios to obtain information about wireless networks without each radio having to independently scan for all available networks. The wireless device downloads information from a remote information server, such that the information is later accessible locally. The local information server may be updated independently according to the preferences of the user. The system enables any of the radios to obtain access information without having to perform time- and power-consuming scanning operations, where the access information is sufficient for the radio to make contact with the wireless network, irrespective of whether the radio is tailored to support that network. The system may include wireless neighborhood map(s) of one or more geographic regions. The wireless device is able to ascertain the wireless network landscape of a region without having to actually reside in the geographic region. | 10-02-2008 |
20080242350 | Obtaining network information for seamless vertical handovers - Methods and apparatus to obtain network information for seamless vertical handovers are described. In one embodiment, a wireless device transmits an information query to an information server to cause the information server to determine one or more available access networks for the wireless device (e.g., as the wireless device moves toward one of the available access networks). Other embodiments are also described. | 10-02-2008 |
20090005047 | Media independent vertical handovers - In general, in one aspect, the disclosure describes a method including initiating a network handover between a current network point of attachment (POA) and a mobile mode (MN). Pre-authentication of target network POAs is performed after the MN identifies the target network POAs. One of the target network POAs is selected based at least in part on the pre-authenticating. An IP address is pre-provisioned for MN in the selected target network POA. Communications between the MN and the selected target network POA are established. | 01-01-2009 |
20130303166 | SELECTIVE JOINDER OF MACHINE-TYPE COMMUNICATION USER EQUIPMENT WITH WIRELESS CELL - Embodiments are described herein for selective joinder of wireless cells by machine-type communication (“MTC”) user equipment (“UE”). An MTC UE may detect a plurality of wireless cells, each provided by an evolved Node B (“eNB”). The MTC UE may detect eNB categories associated with individual wireless cells of the plurality of wireless cells, and may identify one or more wireless cells of the plurality of detected wireless cells on which MTC traffic is permitted based on the associated eNB categories. The MTC UE may selectively join a wireless cell of the one or more identified wireless cells based on a cell selection criterion. Additionally, an eNB may provide a wireless cell and provide, to an MTC UE, an MTC policy that identifies a circumstance under which the eNB will permit MTC traffic. The eNB may be configured to selectively serve the MTC UE based on the MTC policy. | 11-14-2013 |
20140334380 | TECHNIQUES FOR CONNECTIONLESS SMALL DATA TRANSMISSION - Various embodiments are generally directed to techniques for connectionless small data transmission. In one embodiment, for example, an apparatus may comprise a processor circuit, a configuration component for execution by the processor circuit to establish a connectionless small data transmission (CSDT) mode, and a communication component for execution by the processor circuit to send a small data preamble, receive a resource allocation message identifying an assigned resource, and send a small data item in the CSDT mode using the assigned resource. Other embodiments are described and claimed. | 11-13-2014 |
20150056994 | SELECTIVE JOINDER OF MACHINE-TYPE COMMUNICATION USER EQUIPMENT WITH WIRELESS CELL - Embodiments are described herein for selective joinder of wireless cells by machine-type communication (“MTC”) user equipment (“UE”). An MTC UE may detect a plurality of wireless cells, each provided by an evolved Node B (“eNB”). The MTC UE may detect eNB categories associated with individual wireless cells of the plurality of wireless cells, and may identify one or more wireless cells of the plurality of detected wireless cells on which MTC traffic is permitted based on the associated eNB categories. The MTC UE may selectively join a wireless cell of the one or more identified wireless cells based on a cell selection criterion. Additionally, an eNB may provide a wireless cell and provide, to an MTC UE, an MTC policy that identifies a circumstance under which the eNB will permit MTC traffic. The eNB may be configured to selectively serve the MTC UE based on the MTC policy. | 02-26-2015 |
20150215989 | TECHNIQUES AND SYSTEMS FOR EXTENDED DISCONTINUOUS RECEPTION - Embodiments of techniques and systems for extended discontinuous reception (DRX) are described herein. In some embodiments, a user equipment (UE) configured for extended DRX may include receiver circuitry and paging circuitry. The receiver circuitry may be configured to receive a system frame number from an eNB and receive extension data from the eNB. The paging circuitry may be configured to determine an augmented system frame number based on the system frame number and the extension data, determine a paging frame number based on the extension data, and monitor for paging occasions when the augmented system frame number is equal to the paging frame number. Other embodiments may be described and/or claimed. | 07-30-2015 |
20150327301 | SMALL DATA COMMUNICATIONS IN A WIRELESS COMMUNICATION NETWORK - Technology for performing small data transmissions at a user equipment (UE) is disclosed. An apparatus of the UE can receive, from an eNodeB, a small data transmission indicator that instructs the UE to establish a fast radio resource control (RRC) connection with the eNodeB. The apparatus of the UE can initiate a random access channel (RACH) procedure in order to establish the fast RRC connection with the eNodeB. The fast RRC connection may not include the establishment of bearers between the UE and the eNodeB. The apparatus of the UE can perform a small data transmission with the eNodeB using the fast RRC connection between the UE and the eNodeB. | 11-12-2015 |
20160057797 | SMALL DATA COMMUNICATIONS - Technology for communicating small data between a user equipment (UE) and an evolved node B (eNB) is described. The UE may communicate with the eNB to establish a small data radio bearer (SDRB), wherein the SDRB is used for communicating the small data from the UE to the eNB. The UE may enter a power saving mode according to a power saving configuration. The UE or the eNB may maintain UE context information for the SDRB while the UE is in the power saving mode. The SDRB may be reestablished using the UE context information when the UE awakes from the power saving mode to enable the UE to communicate the small data on the SDRB to the eNB. | 02-25-2016 |
20160066251 | ACCESS NETWORK DISCOVERY AND SELECTION - Embodiments of the present disclosure are directed towards devices and methods for identifying preferred access networks based at least in part on access network information including access network assistance information, steering policies, or access commands. In some embodiments, conflicts between access network information and access network discovery and selection function (ANDSF) policies may be rectified in identifying a preferred access network. | 03-03-2016 |
Patent application number | Description | Published |
20120330508 | SYSTEM AND METHOD FOR CONTROLLING ELECTRIC POWER STEERING ASSIST - An automotive vehicle may include an engine, an electric power steering system and at least one controller. The at least one controller may, during an auto stop event of the engine, reduce at a first rate an available electric power steering system current to a non-zero threshold value before fuel to the engine is shut off and reduce at a second rate different than the first rate the available electric power steering system current from the non-zero threshold value to 0 after fuel to the engine is shut off. | 12-27-2012 |
20120330529 | ENGINE AUTO STOP AND AUTO START STRATEGIES - An automotive vehicle includes an engine and at least one controller. The at least one controller receives information about steering angle velocity or steering input torque during an engine auto stop event, and determines whether to allow the engine to auto stop based on the received information. | 12-27-2012 |
20130018569 | ELECTRIC CURRENT BASED ENGINE AUTO STOP INHIBIT ALGORITHM AND SYSTEM IMPLEMENTING SAMEAANM Sangameswaran; SangeethaAACI CantonAAST MIAACO USAAGP Sangameswaran; Sangeetha Canton MI USAANM Harpenau; Kevin RoyAACI Peachtree CityAAST GAAACO USAAGP Harpenau; Kevin Roy Peachtree City GA USAANM Pebley; KirkAACI NoviAAST MIAACO USAAGP Pebley; Kirk Novi MI USAANM Celinske; DavidAACI Wolverine LakeAAST MIAACO USAAGP Celinske; David Wolverine Lake MI USAANM Rademacher; Eric MichaelAACI Royal OakAAST MIAACO USAAGP Rademacher; Eric Michael Royal Oak MI US - A vehicle includes an engine and at least one controller. The at least one controller periodically determines an estimated current to be demanded by vehicle electrical loads during an auto stop of the engine, compares the estimated current with a threshold current, and inhibits an auto stop of the engine if the estimated current is greater than the threshold current for a predetermined period of time. | 01-17-2013 |
20130041556 | METHOD AND SYSTEM FOR ENABLING ELECTRICAL LOADS DURING AN ENGINE AUTO START - An automotive vehicle includes an engine, a plurality of electrical load subsystems, and at least one controller. During an auto start of the engine, the at least one controller detects a starter disengage condition. In response to detecting the starter disengage condition, the at least one controller periodically determines a value of an operating parameter associated with the vehicle, causes a first subset of the electrical load subsystems to be enabled when the value of the operating parameter falls with a first predefined range of values, and causes a second subset of the electrical load subsystems to be enabled when the value of the operating parameter falls within a second predefined range of values. | 02-14-2013 |
20130268182 | ENGINE OPERATION FOR PLUG-IN HYBRID ELECTRIC VEHICLE - A method, comprising propelling a vehicle with an engine and a motor starting the engine if energy stored in an energy storage device is greater than an upper threshold level when a contaminant amount in the engine oil is greater than a threshold amount. In this way, it is possible to harmonize fuel degradation along with oil degradation, while still providing efficient vehicle and engine operation | 10-10-2013 |
20140235406 | STOP-IN-PARK CONTROL FOR MICRO-HYBRID VEHICLES - A stop/start system of a micro-hybrid vehicle may selectively initiate an engine auto start in response to a PRNDL gear lever/transmission being moved/shifted out of DRIVE after an engine auto stop and a determination that the vehicle is located, for example, in an intersection or railroad crossing prior to the PRNDL gear lever/transmission being moved/shifted into REVERSE. | 08-21-2014 |
20140236459 | STOP/START CONTROL TO INCREASE MICROHYBRID VEHICLE BATTERY CHARGE - A stop/start system of a vehicle autostops and autostarts an engine and, in response to an identification of a drive cycle destination indicating that the vehicle will remain parked for at least a predefined period of time, prevents autostopping of the engine during the drive cycle to increase a state of charge of the battery above a nominal target state of charge. | 08-21-2014 |
20140257637 | CONTROL FOR STOP/START VEHICLE WHEN APPROACHING CONTROLLED INTERSECTIONS - A controller in a stop/start vehicle may anticipate a vehicle stop and engine shutdown event in response to detecting a vehicle approach to an intersection. The controller may disable a power steering system or otherwise prepare vehicle subsystems for shutdown prior to the anticipated shutdown event. The controller may also enable the power steering system in response to anticipating an automatic restart event. | 09-11-2014 |
20140257677 | STOP/START CONTROL FOR STOP/START VEHICLE IN TURN LANE - An engine of a stop/start vehicle, after the engine has been automatically stopped, may be commanded to automatically restart in response to detecting that the vehicle is in a turn lane based on traffic data in a vicinity of the vehicle such that the engine is automatically restarted before a brake pedal is released and a steering wheel is turned. | 09-11-2014 |
20140257678 | AUTO-STOP CONTROL FOR A STOP/START VEHICLE NEAR WATER - A stop/start vehicle includes an engine and a stop/start system that prevents an auto stop of the engine when a speed of the vehicle is approximately zero in response to the vehicle being located within a specified distance from a body of water or in response to the vehicle being located in a user identified geographic region. | 09-11-2014 |
20140257679 | AUTO-STOP CONTROL FOR A STOP/START VEHICLE AT A SERVICE LOCATION - A stop/start vehicle includes an engine and a stop/start system that prevents an auto stop of the engine when the speed of the vehicle is approximately zero in response to the vehicle being located at a service location or in response to the vehicle being located in a user identified geographic region. | 09-11-2014 |
20150019054 | METHOD AND SYSTEM FOR A PLUG-IN HYBRID ELECTRIC VEHICLE - Methods and systems are provided for displaying a recommended engine fuel fill amount to an operator of a plug-in hybrid electric vehicle. In one example, the recommended engine fuel fill amount is determined based on an actual amount of fuel consumed over a particular duration and displayed to an operator of the vehicle with a low fuel warning. | 01-15-2015 |
20150105999 | VEHICLE AUTO-STOP CONTROL IN THE VICINITY OF AN EMERGENCY VEHICLE - A stop/start vehicle includes an engine and a stop/start system that selectively prevents an auto stop or auto start of the engine in response to a detected vehicle proximity and direction of travel relative to an emergency vehicle. The stop/start system may be programmed to prevent an auto stop of the engine in response to a detected proximity to an emergency vehicle where the emergency vehicle is traveling in the same direction as the stop/start vehicle, or in response to a detected proximity to an emergency vehicle where the stop/start vehicle is located within an intersection. The stop start system may also be programmed to prevent an auto start of the engine in response to the engine being stopped, and further in response to a detected proximity to an emergency vehicle where the emergency vehicle is traveling in cross traffic relative to the stop/start vehicle. | 04-16-2015 |
20150175149 | SYSTEM AND METHOD FOR ENGINE IDLE STOP CONTROL - A system and method for controlling engine idle stop in a hybrid vehicle balance the extra electrical load imposed on the vehicle during engine stop with the electrical energy saved to achieve net fuel savings. Predictive information is used to determine potential vehicle stops and corresponding stop durations during a time window. To achieve net fuel savings, the engine stop duration time must be long enough for the electrical energy savings to cover electrical load added to the system. If the predicted stop duration time is long enough to yield net fuel savings, engine stop may be initiated. If not, engine stop may be inhibited. | 06-25-2015 |
20150175150 | SYSTEM AND METHOD FOR ENGINE IDLE STOP CONTROL WITH STARTER MOTOR PROTECTION - A system and method for controlling engine idle stop in a hybrid vehicle that uses predictive information to schedule engine stops with relatively longer stop duration time to gain more fuel savings and extend life of starter motor. More specifically, predictive information may be used to determine potential vehicle stop events, along with corresponding stop duration times, within a time window. An engine stop scheduler and/or controller may be configured to schedule stops of longer duration for optimal total engine stop time. Similarly, taking into account constraints imposed by the thermal limits of the motor, engine stop may be inhibited for predicted short events to allow engine stop at later longer stop events. | 06-25-2015 |
20150239455 | PREDICTING ENERGY CONSUMPTION FOR AN ELECTRIC VEHICLE USING VARIATIONS IN PAST ENERGY CONSUMPTION - An example method of controlling an electric vehicle includes altering operation of an electric vehicle in response to a predicted energy consumption rate. The method includes adjusting the predicted energy consumption in response to variations in past energy consumption rates. | 08-27-2015 |
20150266476 | COORDINATING ENGINE START/STOP WITH ADAPTIVE CRUISE CONTROL STOP-AND-GO - An automotive vehicle includes engine start/stop (ESS) and adaptive cruise control with stop and go functionality (ACCS&G). A method of coordinating operation of the ESS and ACCS&G systems is provided. The ACCS&G system brings the vehicle to a stop. After a delay and satisfaction of autostop conditions, the ESS system stops the engine. Upon receipt of an input and satisfaction of start conditions, the ESS system restarts the engine. The ACCS&G system then resumes control of the restarted engine. | 09-24-2015 |
20150339866 | VEHICLE ENERGY CONSUMPTION EFFICIENCY LEARNING IN THE ENERGY DOMAIN - A method according to an exemplary aspect of the present disclosure includes, among other things, controlling a vehicle based on a learned energy consumption efficiency. The energy consumption efficiency may be learned in an energy domain by periodically filtering a ratio of a distance traveled to an energy consumed. | 11-26-2015 |
20150367856 | Distance to Empty Prediction with Short Term Distance Compensation - A vehicle is provided which may include an energy conversion device, an energy source to supply power to the energy conversion device, and at least one controller in communication with an interface. The controller may be programmed to output a distance to empty (DTE) to the interface based on conditions of vehicle components and the energy source compensated by a distance correction factor. The controller may further include a DTE prediction architecture including a feed-forward energy consumption estimator, an energy consumption learning filter, a distance compensator, and a DTE calculator. A method for estimating distance to empty for a vehicle is also provided which may output a DTE modified by a predicted DTE range loss selected to include a distance correction factor corresponding to and correcting for the noise factor. | 12-24-2015 |
20150369872 | Distance to Empty Prediction with Long Term Distance Compensation - A vehicle is provided which may include an energy conversion device, an energy source to supply power to the energy conversion device, and at least one controller. The controller may be programmed to, in response to detecting one or more noise factors expected to affect propulsive energy consumption of the energy conversion device from vehicle start until the energy source is empty, output a distance to empty (DTE) based on a change in energy consumption rate due to the one or more noise factors and predicted to last at least until the energy source is empty. The controller may further include a DTE prediction architecture including a feed-forward energy consumption estimator, an energy consumption learning filter, and a DTE calculator. A method for estimating distance to empty for a vehicle is also provided which may output a DTE modified by a predicted change in energy consumption rate selected to include a compensation factor corresponding to and correcting for a noise factor. | 12-24-2015 |
20160001658 | ENERGY CONSUMPTION RATE IN DISTANCE DOMAIN - A method of controlling a battery electric vehicle includes displaying an energy consumption parameter to a vehicle operator. The energy consumption parameter is based on a filtered energy usage rate. The filtered energy usage rate is defined by a weighted incremental energy consumption rate measured over a first distance and an average energy consumption rate learned over a second distance. The second distance exceeds the first distance. | 01-07-2016 |
20160023554 | Distance to Empty Prediction with Kinetic Energy Change Compensation - A method is provided for estimating distance to empty (DTE) for a vehicle. The method includes a controller which may, in response to detecting a change in a vehicle kinetic energy level due to vehicle acceleration or deceleration during a drive cycle, output a DTE modified by a predicted DTE range adjustment selected to include a kinetic energy compensation input corresponding to and correcting for the change in the vehicle kinetic energy level. An electrified vehicle having an energy conversion device, an energy source, one or more brake systems, and at least one controller is also provided. The controller may be programmed to, in response to detecting a change in a vehicle kinetic energy level due to vehicle acceleration or deceleration during a drive cycle, output a distance to empty to the interface based on conditions of vehicle components and the energy source compensated by a kinetic energy compensation input. | 01-28-2016 |
20160052397 | SYSTEM AND METHOD OF ESTIMATING AVAILABLE DRIVING DISTANCE USING ENERGY CONSUMPTION DATA BINNING - A vehicle system for indicating available driving distance includes a display and a controller programmed to store energy consumption data and driving distance data from previous drive cycles. The controller is further programmed to store the previous vehicle drive cycle data according to day of week, and during a current drive cycle, to output via the display an available driving distance. The controller is further configured to generate the available drive distance based on an expected energy consumption rate and an expected driving distance, each corresponding to the day of the week of the current drive cycle. | 02-25-2016 |
20160061610 | ROUTE-BASED DISTANCE TO EMPTY CALCULATION FOR A VEHICLE - A vehicle includes an electric machine configured to provide torque to vehicle wheels, a battery electrically coupled with and configured to provide electric power to the electric machine, a display configured to signal information to an operator, and a processor. The processor is configured to present a vehicle driving range on the display. The vehicle driving range is based on a known vehicle route including at least one route segment, an estimated energy usage for the route segment, an available battery charge, and stored energy consumption data from previous drive cycles. | 03-03-2016 |
20160063771 | DISTANCE TO EMPTY ENERGY COMPENSATION - A method of estimating distance to empty (DTE) for a vehicle includes, in response to detecting an energy loss condition expected to be present during an initial portion of a drive cycle for a period of time needed for a current temperature or pressure associated with the vehicle to achieve a steady state, outputting a DTE. The DTE is based on an amount of drive energy available and an energy loss factor associated with the energy loss condition that accounts for conversion of some of the drive energy to heat as the current temperature or pressure increases to the steady state. | 03-03-2016 |
20160093125 | VEHICLE ENERGY CONSUMPTION EFFICIENCY LEARNING IN THE ENERGY DOMAIN - A method according to an exemplary aspect of the present disclosure includes, among other things, learning an energy consumption efficiency of a vehicle in an energy domain by periodically filtering a ratio of a distance traveled to an energy consumed. The learning step is executed by a control module configured to monitor the energy consumption efficiency. | 03-31-2016 |
Patent application number | Description | Published |
20090318503 | BIS-QUATERNARY AMMONIUM SALTS AND METHODS FOR MODULATING NEURONAL NICOTINIC ACETYLCHOLINE RECEPTORS - Provided are bis-quaternary ammonium compounds which are modulators of nicotinic acetylcholine receptors. Also provided are methods of using the compounds for modulating the function of a nicotinic acetylcholine receptor, and for the prevention and/or treatment of central nervous system disorders, substance use and/or abuse, and or gastrointestinal tract disorders. | 12-24-2009 |
20100069432 | Bis-Quaternary Ammonium Salts and Methods for Modulating Neuronal Nicotinic Acetylcholine Receptors - Provided are bis-quaternary ammonium compounds which are modulators of nicotinic acetylcholine receptors. Also provided are methods of using the compounds for modulating the function of a nicotinic acetylcholine receptor, and for the prevention and/or treatment of central nervous system disorders, substance use and/or abuse, and or gastrointestinal tract disorders. | 03-18-2010 |
20100113511 | Mono Quaternary Ammonium Salts and Methods for Modulating Neuronal Nicotinic Acetylcholine Receptors - Provided are monoquaternary ammonium compounds which are modulators of nicotinic acetylcholine receptors. Also provided are methods of using the compounds for modulating the function of a nicotinic acetylcholine receptor, and for the prevention and/or treatment of central nervous system disorders, substance use and/or abuse, and or gastrointestinal tract disorders. | 05-06-2010 |
20100222377 | BIS-QUATERNARY AMMONIUM CYCLOPHANE COMPOUNDS THAT INTERACT WITH NEURONAL NICOTINIC ACETYLCHOLINE RECEPTORS - Provided are bis-quaternary ammonium cyclophane compounds which are modulators of nicotinic acetylcholine receptors. Also provided are methods of using the compounds for modulating the function of a nicotinic acetylcholine receptor, and for the prevention and/or treatment of central nervous system disorders, substance use and/or abuse, and or gastrointestinal tract disorders. | 09-02-2010 |
20110105556 | TRIS-QUARTERNARY AMMONIUM SALTS AND METHODS FOR MODULATING NEURONAL NICOTINIC ACETYLCHOLINE RECEPTORS - Provided are tris-quaternary ammonium compounds which are modulators of nicotinic acetylocholine receptors. Also provided are methods of using the compounds for modulating the function of a nicotinic acetylcholine receptor, and for the prevention and/or treatment of central nervous system disorders, substance use and/or abuse and or gastrointestinal tract disorders. | 05-05-2011 |
20130030018 | Tris-Quaternary Ammonium Salts and Methods for Modulating Neuronal Nicotinic Acetylcholine Receptors - Provided are tris-quaternary ammonium compounds which are modulators of nicotinic acetylocholine receptors. Also provided are methods of using the compounds for modulating the function of a nicotinic acetylcholine receptor, and for the prevention and/or treatment of central nervous system disorders, substance use and/or abuse and or gastrointestinal tract disorders. | 01-31-2013 |
20140080859 | Bis-Quaternary Ammonium Cyclophane Compounds that Interact with Neuronal Nicotinic Acetylcholine Receptors - Provided are bis-quaternary ammonium cyclophane compounds which are modulators of nicotinic acetylcholine receptors. Also provided are methods of using the compounds for modulating the function of a nicotinic acetylcholine receptor, and for the prevention and/or treatment of central nervous system disorders, substance use and/or abuse, and or gastrointestinal tract disorders. | 03-20-2014 |
20140080866 | Tris-Quaternary Ammonium Salts and Methods for Modulating Neuronal Nicotinic Acetylcholine Receptors - Provided are tris-quaternary ammonium compounds which are modulators of nicotinic acetylcholine receptors. Also provided are methods of using the compounds for modulating the function of a nicotinic acetylcholine receptor, and for the prevention and/or treatment of central nervous system disorders, substance use and/or abuse and/or gastrointestinal tract disorders. | 03-20-2014 |
20140371266 | Mono Quaternary Ammonium Salts and Methods for Modulating Neuronal Nicotinic Acetylcholine Receptors - Provided are monoquaternary ammonium compounds which are modulators of nicotinic acetylcholine receptors. Also provided are methods of using the compounds for modulating the function of a nicotinic acetylcholine receptor, and for the prevention and/or treatment of central nervous system disorders, substance use and/or abuse, and gastrointestinal tract disorders. | 12-18-2014 |
20150352088 | Bis-Quaternary Ammonium Cyclophane Compounds that Interact with Neuronal Nicotinic Acetylcholine Receptors - Provided are bis-quaternary ammonium cyclophane compounds which are modulators of nicotinic acetylcholine receptors. Also provided are methods of using the compounds for modulating the function of a nicotinic acetylcholine receptor, and for the prevention and/or treatment of central nervous system disorders, substance use and/or abuse, and or gastrointestinal tract disorders. | 12-10-2015 |