Abstract: Embodiments of a system and method for storing and analyzing geographically-referenced data are generally described herein. In some embodiments, the system includes one or more computing devices to generate an index value for geographically referenced data. The index value may be representative of a geographic location corresponding to the geographically-referenced data. The system may also include one or more storage devices configured to store the geographically-referenced data and the index value such that the geographically-referenced data is stored contiguously with other geographically-referenced data of the geographic location based on the index value.

Abstract: Smart key fob with an integrated rechargeable battery and a replaceable battery. Transfer of charge from the replaceable battery to the rechargeable battery is configured to occur only during a period of time when the key fob remains motionless to reduce RF interference with polling operation of the key fob's transceiver to determine presence of the mother-vehicle nearby. Optionally, the poling operation of the transceiver is reduced or ceased during periods of motionlessness of the key fob.

Abstract: There is provided a method of creating an AltBOC correlation function that includes: receiving an AltBOC signal by a receiver; analyzing a subcarrier of the AltBOC signal into eight partial subcarriers having the same period by the receiver; creating partial correlation functions by correlating each of the eight partial subcarriers with the AltBOC signal by the receiver; and creating a resultant correlation function by combining the partial correlation functions by the receiver.

Abstract: A solar cell, a charge state detection circuit and a voltage detection circuit as a generating state detection circuit that detects the generating state of the solar cell, and a control circuit are provided. The control circuit operates a GPS receiver circuit when a detection value detected by the voltage detection circuit is greater than or equal to a preset threshold value, and resets the threshold value if satellite signal reception by the GPS receiver circuit fails, or if the detection value detected by the voltage detection circuit remains less than the threshold value for a preset generating state detection time or longer.

Abstract: In a method and system of providing in-game assets for location-based actions, an indication of a performance of a location-based action by a player of a computer-implemented game is received. A virtual item is provided based on the receiving of the indication of the performance of the location-based action by the player of the computer-implemented game, the virtual item being usable within the computer-implemented game.

Abstract: A satellite positioning receiver. The receiver comprises: an RF front end, for receiving satellite positioning signals; an analog to digital converter, for sampling the received signals to generate signal samples; a memory; and a processor, for processing the signal samples to derive code-phases and pseudo-ranges and to calculate a position fix. The processor has a first mode in which it is operable to process the samples as they are generated, to calculate the position fix. It also has a second mode in which it is operable to store the samples or the code-phases or pseudo-ranges in the memory for later processing.

Abstract: The present disclosure provides example methods operable by computing device. An example method may include querying a location of a computing device with a first frequency. The method may also include accumulating data on the computing device over a time period. The data may include respective locations of the computing device during the time period with respect to the time of day and at increments based on the first frequency. The method may also include determining a model of the location of the computing device with respect to the time of day based on the accumulated data. The method may also include comparing the current location of the computing device to the model. If the current location of the computing device is consistent with the model, the method may also include querying the location of the computing device with a second frequency.

Abstract: A control device for changing screen and audio of an AVN system includes a surrounding-state-information acquisition unit that acquires surrounding state information of a vehicle, an output unit that outputs the surrounding state information acquired by the surrounding-state-information acquisition unit, a gear-shifting-state sensing unit that senses a shifting state of a gear of the vehicle, a booting execution unit that performs an initial booting process for booting the AVN system when a system power is applied with a start of an engine of the vehicle, and a control unit that outputs the surrounding state information acquired by the surrounding-state-information acquisition unit from the output unit with priority over the initial booting screen and audio outputted by the booting execution unit when a reverse gear state is sensed by the gear-shifting-state sensing unit while the initial booting process is being performed by the booting execution unit.

Abstract: In an electronic device provided with a resume function, a timer outputs a predetermined signal if a measured time value becomes a set time. Upon receiving the predetermined signal from the timer, a state control unit executes a resume process. A time information receiving unit receives time information that specifies a time interval, at which an application executes a predetermined process. A time interval retaining unit retains a time interval T for restoring the application to an executable state. A defining unit registers a set time with the timer on the basis of the received time information and the time interval T.

Abstract: A radio clock including: an antenna configured to receive a satellite signals transmitted from a plurality of GPS satellites; a receiving unit configured to perform a receiving process to acquire information tram a satellite signal received by the antenna, the information being contained in the satellite signal; and a control unit configured to control the receiving unit to keep synchronized with the GPS satellite that has transmitted the satellite signal and control the receiving unit to receive a satellite signal containing date information for date correction when the information acquired by the receiving unit does not contain the date information.

Abstract: A method of providing navigation instructions in a locked mode of a device is disclosed. The method, while the display screen of the device is turned off, determines that the device is near a navigation point. The method turns on the display screen and provides navigation instructions. In some embodiments, the method identifies the ambient light level around the device and turns on the display at brightness level determined by the identified ambient light level. The method turns off the display after the navigation point is passed.

Abstract: A system and method are provided for providing access to media on a first mobile device. The method comprises sending a first request to a second mobile device using a peer-to-peer (P2P) messaging protocol, the first request being associated with access to media using the first mobile device. The first mobile device receives a response via the P2P messaging protocol, and enables or denies access to the media according to the response.

Abstract: Disclosed and claimed is a method of improving the effective frequency stability of a frequency reference, wherein an algorithm utilizing temperature frequency hysteresis characterization values or hysteresis model parameters, and temperature history data, is used to account for effects of temperature frequency hysteresis. Devices and manufacturing systems are also claimed.

Abstract: There is obtained a communication terminal and a position measuring power source control program capable of reducing power consumption associated with position measurement in relation to use of a position measuring system by a user. A CPU 101 of an arithmetic processing module 102 activates, when a position measurement processing module 105 conducts position measurement by use of a position measuring antenna 106, a particular application program to implement, for example, a navigation system. The CPU 101 assumes that the user has no intention to use the particular application program, when the user closes a folding-type cellular 100 to turn a folding detection switch on, thereby the CPU 101 activates a timer 108, and terminates the position measurement processing after a lapse of a predetermined period of time; and a power supplying module 112 suspends supply of power to the position measurement processing module 105.

Abstract: An unauthorized use preventing device includes: a first measuring unit that measures a global position thereof and outputs the global position as first position information; and a first transmission unit that wirelessly transmits the first position information to an outside. The security section includes: a second measuring unit that measures a global position thereof and outputs the global position as second position information; a first receiving unit that receives the first position information; a position comparison unit that determines whether an inter-instrument distance calculated based on the first and second position information is less than a threshold distance or equal to or more than the threshold distance, and outputs a result of the determination as a position comparison result signal; and a logical product calculation unit that calculates and outputs a logical product of the position comparison result signal and a power supply turning-on signal.

Abstract: A technique to extend location-based (e.g. GPS) mobile device battery lifetime by reducing the location-based (e.g. GPS) circuitry power consumption is provided. The technique defines and controls when to start power and when to stop power to the device in the context of a mobile terminating (MT) location request and/or a mobile originated (MO) location request that is either on-demand or periodic.

Abstract: A method of discovering a device to be discovered in a communication network having multiple interconnected nodes includes transmitting, by a discoverer, at least one beacon signal including an IP address to the network. The device to be discovered receives the at least one beacon signal. The device to be discovered configures the IP address located in the at least one beacon signal. Additionally, the device to be discovered transmits an advertisement to a server specified by the discoverer.

Abstract: A method of providing navigation instructions in a locked mode of a device is disclosed. The method, while the display screen of the device is turned off, determines that the device is near a navigation point. The method turns on the display screen and provides navigation instructions. In some embodiments, the method identifies the ambient light level around the device and turns on the display at brightness level determined by the identified ambient light level. The method turns off the display after the navigation point is passed.

Abstract: Biometric monitoring devices, including various technologies that may be implemented in such devices, are discussed herein. Additionally, techniques, systems, and apparatuses are discussed herein for providing power-conserving techniques and systems for efficiently utilizing a GPS receiver are described. The positional fix frequency of the GPS receiver may, according to some implementations, be modified or adjusted between various levels according to data from one or more non-GPS sensors. Such non-GPS sensors may include, for example, ambient light intensity or spectrum sensors, accelerometers, gyroscopes, magnetometers, heart rate sensors, galvanic skin response sensors, infrared sensors, etc.

Abstract: A code phase is detected on the basis of a signal received by an RF receiving circuit unit which is a receiving unit that receives a GPS satellite signal. When the code phase is within a predetermined edge of a PRN code, a control of suppressing intermittent driving of the RF receiving circuit unit is performed.

Abstract: A navigation device includes an antenna to receive a satellite signal, a control unit to control provision of the satellite signal, an amplifier circuit for amplification of the satellite signal, and a positioning unit to position the navigation device based upon the satellite signal. When the navigation device has been successfully positioned, the control unit disables the amplifier circuit, and provides the satellite signal to the positioning unit for position calculation.

Abstract: A satellite signal receiver has a positioning error in a range from ?8 m to +8 m with a probability equal to or more than 95% when positioning in a reception environment with a signal strength equal to or more than ?135 dBm and average power consumption from start of positioning to first positioning equal to or less than 7 mW.

Abstract: Techniques for managing power consumption of a Global Navigation Satellite System (GNSS) receiver of a mobile device are provided. These techniques include a method that includes deriving a GNSS search window for the GNSS receiver based on a position uncertainty (PUNC) and a time uncertainty (TUNC), selecting a GNSS search mode based on the GNSS search window and resources available for searching for signals from GNSS satellite vehicles (SVs), wherein an estimated power consumption associated with execution of a GNSS search associated with the GNSS search mode does not exceed a power consumption limit specified for the GNSS receiver conducting the GNSS search using the GNSS search mode, and estimating a position of the mobile device.

Abstract: A method for controlling a global navigation satellite system (GNSS) receiver operated in a first operation state includes: providing a state switching criterion; obtaining a positioning information; determining whether to switch from the first operation state to a second operation state according to the obtained positioning information and the state switching criterion, wherein the power consumption of the GNSS receiver operating under the first operation state and the second operation state is different.

Abstract: Control and feature systems for processing signals from a satellite positioning system include an expert system receiver manager; a joint detection, carrier centring and bit sync acquisition subsystem; peak detection; a multi-dimensional measurement interpolation subsystem; a system for mode switching between a navigational signal; and power control module for receiver.

Abstract: The invention relates to a method for locating a first mobile terminal within a radio network. Said method comprises the following steps: a first locating process is carried out to determine an initial position of the first terminal; the first locating process is deactivated; a second locating process is carried out to at least approximately determine the current position of the first terminal relative to the initial position; and the first locating process is activated and carried out again to determine a new initial position of the first terminal when the current position reaches a minimum distance from the initial position. The invention also relates to a method for determining cliques of mobile terminals in a radio network encompassing a plurality of mobile terminals.

Abstract: Methods, systems, and portable devices which reduce the power used by a portable device to receive/process satellite navigational system signals and/or to compute the portable device's position using satellite navigational system signals are provided. A method includes retrieving information concerning power usage characteristics based on aggregate data corresponding to a current location of the portable device; and selecting a power saving mode based on the retrieved power usage information from the aggregate data, where each of the plurality of power saving modes reduces power usage in at least one of receiving the satellite navigational system signals, processing the satellite navigational system signals, and computing the portable device's position using the satellite navigational system signals.

Abstract: An electronic apparatus includes: a reception unit that receives positioning information necessary for a positioning process from the outside; a determination unit that determines whether or not a process on the basis of an operation input is a predetermined process that uses the positioning information in a case where the operation input is received from a user; and a control unit that performs control of an operation of the reception unit based on a result of the determination performed by the determination unit and a content of the operation of the reception unit.

Abstract: An information acquisition device includes: a positioning unit that measures a current position and acquires positional information thereof; an information acquisition unit that acquires information; a storage unit that stores information acquired by the information acquisition unit and positional information acquired by the positioning unit; and a control unit that causes the positioning unit to perform positioning, while the information acquisition unit is activated, at an interval shorter than while the information acquisition unit is stopped, and causes positional information acquired while the information acquisition unit is activated, outside a time period determined in advance with a time in which acquisition of information was performed by the information acquisition unit as a reference point, among positional information acquired in the positioning unit, to be thinned and stored in the storage unit.

Abstract: Control and feature systems for processing signals from a satellite positioning system include an expert system receiver manager; a joint detection, carrier centering and bit sync acquisition subsystem; peak detection; a multi-dimensional measurement interpolation subsystem; a system for mode switching between a navigational signal; and power control module for receiver.

Abstract: Asynchronous Global Positioning System (GPS) baseband processor architectures with a focus on minimizing power consumption. All subsystems run at their natural frequency without clocking and all signal processing is done on-the-fly.

Abstract: A satellite signal reception device that can desirably receive satellite signals has a charge state detection circuit 43 and a voltage detection circuit 44 that detect if the satellite signal reception device is outdoors, and a control circuit 40. If the satellite signal reception device is determined to be outdoors based on the detection result from the charge state detection circuit 43 and voltage detection circuit 44, the control circuit 40 operates a GPS reception circuit 30. If an indoor state in which the satellite signal reception device is determined to not be outdoors continues for at least a predetermined specific time, the control circuit 40 operates the GPS reception circuit 30 at a preset scheduled reception time.

Abstract: A method performs an update for a first device that consumes information with a known expiration time. The first device operates within a network that accommodates other devices also consuming the information. The method includes setting a time for the first device to refresh the information, the time to refresh being based on a pseudorandom time offset. The method also includes sending a refresh request to a resource for the data during the set time.

Abstract: The present invention generally relates to systems, methods and applications utilizing the convergence of any combination of the following three technologies: wireless positioning or localization technology, wireless communications technology and sensor technology. In particular, certain embodiments of the present invention relate to a remote device that includes a sensor for determining or measuring a desired parameter, a receiver for receiving position data from the Global Positioning System (GPS) satellite system, a processor for determining whether or not alert conditions are present and a wireless transceiver for transmitting the measured parameter data and the position data to a central station, such as an application service provider (ASP). The ASP, in turn, may communicate the measured data, position data and notification of any alerts to an end user via an alert device. The present invention also relates to various applications and systems utilizing the capabilities of such a device.

Abstract: A GNSS receiver in a wake up state during a standby mode may acquire ephemeris from received GNSS signals such as GPS signals and/or GLONASS signals. When subsequently transitioning from the standby mode to a normal mode operating at a high frequency clock, the acquired ephemeris may be utilized to generate a navigation solution for the GNSS receiver. The GNSS receiver in the wake up state during the standby mode may be switched to operate at the high frequency clock in order to receive GNSS signals. The GNSS receiver may extract complete ephemeris from the received GNSS signals, and may subsequently transition from the wake up state to a sleep state during the standby mode to save power. Radio frequency front-end components of the GNSS receiver may only be turned on to receive the GNSS signals. The GNSS receiver may transition between the standby mode and the normal mode.

Abstract: A present invention relates to a positioning processing apparatus including: an orbit information receiving unit that receives Ephemeris relating to an orbit of a GPS satellite from the GPS satellite; a predicted orbit information receiving unit that receives a predicted value of the Ephemeris via a network from a server in which the Ephemeris is accumulated in advance; a power feeding unit that performs control relating to electric power supply; a first determination unit that determines a state of electric power supply; a selection unit that selects the orbit information receiving unit or the predicted orbit information receiving unit based on the state of electric power supply determined; and a positioning unit that performs positioning based on the Ephemeris or a predicted value of the Ephemeris received by the orbit information receiving unit or the predicted orbit information receiving unit selected by the selection unit.

Abstract: A method and system for navigation are provided to locate a GNSS device. The GNSS device comprises a RF front end receiving satellite signals of a plurality of satellites, and a GNSS device comprising a plurality of correlation channels each performing a correlation process to generate a correlation result from satellite signals corresponding to a satellite, a memory device for storage of the correlation results, and a processor performing acquisition and tracking based on the correlation results.

Abstract: Power conservation methods can be used to update a position fix of a mobile location tracking device configured to be tracked by a location tracking server. The mobile location tracking device can have a memory to store a zone map. The zone map can include an expected zone and a restricted zone. Each zone can have a profile that helps to determine power conservation behaviors of the system.

Abstract: A system and method for asset tracking configuration of a mobile terminal. A mobile terminal can be designed to enable a remote determination of an asset position. In one embodiment, the mobile terminal can include a configured function that enables the mobile terminal to reconfigure mobile terminal operation (e.g., activation of a GPS engine).

Abstract: Power consumption can be reduced in a portable terminal device that is equipped with a location means to locate the current position. A portable terminal device carried by a user includes: A location means that locates the current position of the portable terminal device; and a microprocessor that intermittently acquires the result of location from the location means, in which the microprocessor calculates the traveling speed of the portable terminal device based on the result of location done by the location means, and switches the time intervals at which the microprocessor acquires the result of location from the location means in accordance with the traveling speed so that when the result of calculation indicates a small speed, the time intervals become longer than when the result of calculation indicates a large speed.

Abstract: A mobile phone terminal has a positional information acquisition unit acquiring present positional information indicating a present position, a destination information acquisition unit acquiring destination information specifying a destination (where to return, and where to go), a navigation unit navigating a route from a position specified by the present positional information acquired by the positional information acquisition unit to a destination specified by the destination information, upon activation, a distance acquisition unit acquiring a distance between a position specified by the present positional information acquired by the positional information acquisition unit and a destination specified by the destination information, and an activation control unit activating the navigation unit depending on a distance acquired by the distance acquisition unit.

Abstract: An antenna receives a radio wave transmitted from a GPS satellite. A wireless processing unit extracts positioning information from a signal of the radio wave received by the antenna. The positioning unit performs positioning on the basis of the positioning information extracted by the wireless processing unit. A transformer circuit includes a switching element and transforms supplied power to a predetermined voltage. A switching unit switches the transformer circuit to a stop state during an extraction period in which the positioning information is extracted by the wireless processing unit.

Abstract: A display system and method is provided for deployment on board a vehicle and includes a data source that provides the display system with data indicative of at least time, position, and velocity of the vehicle. The system comprises a monitor, a display included within the monitor for displaying range data indicative of a specific distance and time data indicative of time it takes to travel the specific distance, an input device, and a processor coupled to the monitor and to the input device and configured to (1) render symbology on the display visually representative of the time data and the range data, and (2) update the range data, and correspondingly change the time data in response to the change in range data made via the input device.

Abstract: In a method, system and apparatus for managing vehicle energy, the amount of electric power needed for operating a vehicle is calculated, a surplus amount of electric power that is the current amount of battery power less the calculated amount of electric power is sold, or a number of received location information signals according to the current amount of battery power is adjusted.

Abstract: Apparatuses, methods, and other embodiments associated with ultra low power GNSS receiver operation are described. According to one embodiment, an apparatus that supports an off-line mode includes receive hardware configured to receive global navigation satellite system (GNSS) signals, and a memory to store the digitized GNSS signals received by the receive hardware. The apparatus also includes a result logic configured to produce a GNSS result from the digitized GNSS signals stored in the memory and a clock configured to provide a timing signal. The apparatus also includes a control logic configured to control combinations of power states of the receive hardware, the memory, and the result logic based, at least in part, on the timing signal.

Abstract: To provide a receiving device which is capable of reducing average power and peak power by holding pseudo synchronization of a satellite signal during a sleep period. Provided is a receiving device including a receiving unit for receiving a signal from a satellite, a frequency conversion unit for converting a frequency of the received signal into a predetermined intermediate frequency, a synchronization acquisition unit for carrying out synchronization acquisition and for detecting a carrier frequency, and a synchronization holding unit for assigning and setting, per satellite, a phase of the spread code and the carrier frequency to each of a plurality of channels independently provided in a corresponding manner to a plurality of the satellites to synchronously hold the spread code and a carrier and also for demodulating a message included in the intermediate frequency.

Abstract: An apparatus and method for optimizing battery life and network resources during position tracking is disclosed. The position of a target being tracked is compared with a predefined geofence boundary. If the position of the target is far from the geofence boundary, position fix of the target is calculated using low quality of service (QoS) parameters. If the position of the target is not far from the geofence boundary, position fix of the target is calculated using high quality of service (QoS) parameters.

Abstract: A method of controlling a mobile terminal, and which includes turning on, via a controller of the mobile terminal, a global positioning system (GPS) engine to measure a position of the mobile terminal and provide a position-related service using the position measured by the GPS engine; sensing, via a sensor of the mobile terminal, a movement characteristic of the mobile terminal; temporarily turning off the GPS engine when the sensed movement characteristic of the mobile terminal is below a predetermined threshold; and turning back on the GPS engine when then sense movement characteristic is greater than or equal to the predetermined threshold.

Abstract: An electronic device that has a host device, includes: a positioning processing portion that positions the host device based on a signal from a satellite; and a positioning control portion that performs a back positioning control operation of intermittently performing the positioning as back positioning in a specific time period including an off-period in which power of the host device is off Here, the positioning control portion compares a time difference between a time when a preceding round of positioning is successfully performed with respect to a starting time of the specific time period and the starting time of the specific time period with a predetermined first reference time, and prevents a start of the back positioning control operation when the time difference is equal to or more than the first reference time.

Abstract: A system and method for activating a GPS receiver or a WiFi receiver on a mobile device may be provided, which comprises determining an approximate location of the mobile device. The approximate location of the mobile device may be determined using cell tower location information. If the approximate location of the mobile device is within a predetermined distance from a desired location, or is “close enough”, then the GPS receiver or the WiFi receiver is activated. The GPS receiver or the WiFi receiver is activated to determine a more accurate location of the mobile device. The approximate and the more accurate location information may be exchanged with another mobile device to allow the user to find one another.