Patent application number | Description | Published |
20090170483 | SYSTEM AND METHOD FOR TRANSMITTING INFORMATION USING A MOBILE PHONE - A technique is provided for providing information to a customer within a store. A mobile phone is provided that is adapted to communicate with Near Field Communication (NFC) devices and wireless Internet Protocol (IP) based network, or Internet system, as well as operate as a cellular phone. The mobile phone is configured to bridge information between the various protocols used to enable the mobile phone to communicate with an NFC device, a wireless Internet system, and a cellular phone system. For example, information obtained by the mobile phone from a NFC device may be transferred to the portion of the mobile phone that is used to connect the mobile phone to a wireless Internet system to enable the mobile phone to provide the proper authentication to access the wireless Internet system. In addition, the mobile phone may be adapted to communicate using a Bluetooth communication system. Similarly, information from the Bluetooth portion of the mobile phone is shared with the other portions of the phone that communicate using other data protocols. | 07-02-2009 |
20090186577 | APPARATUS AND METHOD FOR DETERMINING NETWORK ASSOCIATION STATUS - An apparatus and method for determining network association status includes a first electronic device having a wireless communication system and a proximity system, and a second electronic device having a wireless communication system and a proximity system. The wireless communication systems of the first and second electronic devices have a communication range therebetween greater than an interaction range between the proximity systems of the first and second electronic devices. The proximity system of one of the first and second electronic devices is configured to interact with the proximity system of the other of the first and second electronic devices to determine proximity between the first and second electronic devices. The communication system of the first electronic device is configured to establish an association status communication with the communication system of the second electronic device after the proximity of the first and second electronic devices has been determined. Further, one of the first and second electronic devices is configured to notify an operator of an association status of the first and second electronic devices. | 07-23-2009 |
20090303908 | SYSTEM AND METHOD FOR ADJUSTING MEDIA ACCESS CONTROL PARAMETERS IN A WIRELESS NETWORK - A system for setting WLAN node operating parameters includes at least one access point (AP) radio and a plurality of nodes in wireless communication with the AP radio according to media access control (MAC) parameters. Each of the plurality of nodes has a quality of service (QoS) threshold for wireless communication with the AP radio that is a function of the MAC parameters and includes a controller configured to provide individualized control of the MAC parameters. The controller is programmed to measure current settings for at least a portion of the MAC parameters for the node, input the current settings for those MAC parameters of the node into a WLAN system model to generate a system model output, and adapt a setting of at least one of the MAC parameters for the node to meet the QoS threshold for the node based on the system model output. | 12-10-2009 |
20100150032 | SOFTWARE RADIO FREQUENCY CANCELLER - A full-duplex RF communication system and corresponding methods use digital adaptive filters for interference cancellation. As provided, the techniques allow full-duplex radio frequency communication without frequency-, time-, or code-division multiplexing and without the use of hardware RF cancellers. Such techniques may be useful for wireless communication, such a cellular communication, radio communication, broadcasting, short-range point-to-point communication, wireless sensor networks, and wireless computer networks. | 06-17-2010 |
20100150033 | SOFTWARE RADIO FREQUENCY CANCELLER - A full-duplex RF communication system and corresponding methods use digital adaptive filters for interference cancellation. As provided, the techniques allow full-duplex radio frequency communication without frequency-, time-, or code-division multiplexing and without the use of hardware RF cancellers. Such techniques may be useful for wireless communication, such as cellular communication, radio communication, broadcasting, short-range point-to-point communication, wireless sensor networks, and wireless computer networks. | 06-17-2010 |
20100217677 | METHOD AND APPARATUS FOR SECURE WIRELESS POINT OF SALE TRANSACTIONS - In an embodiment, a method of masking transaction data for a secure wireless transaction includes transmitting wireless pseudo transaction data that includes false transaction data and processing received pseudo transaction data and transaction data to extract or separate the transaction data. | 08-26-2010 |
20100243646 | METHOD AND APPARATUS FOR MODE STIRRING IN A MICROWAVE OVEN - In one embodiment, a method includes emitting electromagnetic radiation from a magnetron and receiving the electromagnetic radiation in a scatterer. The method also includes varying a radar cross section of the scatterer in response to exposure to the electromagnetic radiation. | 09-30-2010 |
20110062226 | SECURITY SYSTEM, MOBILE SECURITY DEVICE, AND METHODS OF OPERATING - System, device and methods that provide proximate environmental and security intelligence to a guard making a security tour or round in an installation, as well as that provide for certifying that the guard has visited designated and known checkpoints on or about the times at which the guard is expected at those checkpoints. | 03-17-2011 |
20110066374 | SAFTEY SYSTEM AND DEVICE AND METHODS OF OPERATING - Various embodiments of a device, system and methods that promote safety and security within an organization. Sensor data from one or more installation sensors is collected, analyzed and used to create a map and/or directions that, when received by a wireless mobile device, facilitate a person's possible egress around or from a detected event. The information provided to the person by the map and/or the directions may be individually crafted to be of maximum use to the specific recipient so the person can understand, plan and execute the most appropriate danger avoidance maneuvers in minimal time. | 03-17-2011 |
20110171960 | INTELLIGENT HETEROGENEOUS WIRELESS HANDOFF - Provided are methods and systems of managing vertical handoffs in a wireless communication network. Embodiments include analyzing wireless device usage to determine usage patterns, which may include locations and times at which the wireless device is typically accessing the network. The network may recognize points in the usage patterns at which signal quality parameters are typically reduced. Such reductions in signal quality parameters may lead to inefficient vertical handoffs. The network may decrease adverse effects of inefficient vertical handoffs by reducing ping ponging, selecting links between wireless devices and network nodes, or indicating to a user of the wireless device that delays and/or data loss may occur. | 07-14-2011 |
20110189994 | HANDOFFS BETWEEN DIFFERENT VOICE ENCODER SYSTEMS - Provided are methods and systems of managing handoffs in a wireless communication system having different types of vocoders. Some embodiments include translating state memory of a first vocoder to a second vocoder using a state memory transcoder. The state memory may be delayed to align differences in algorithmic delays between the first vocoder and the second vocoder. In one embodiment, a speech signal may be decoded from the first vocoder, delayed, and encoded to the second vocoder. Furthermore, for a period of time during and/or adjacent to the handoff, the first vocoder may output with decreasing amplitude while the second vocoder outputs with increasing amplitude. Such techniques may be used alone or in combination. | 08-04-2011 |
20110221387 | SYSTEM AND METHOD FOR CHARGING AN ENERGY STORAGE SYSTEM FOR AN ELECTRIC OR HYBRID-ELECTRIC VEHICLE - A system and method for electrical charging is disclosed. The electrical charging system comprises a first charging coil and an energy storage device coupled to the first charging coil. The energy charging system further comprises an energy charging station comprising a second charging coil disposed on a movable positioner, wherein the second charging coil is coupleable to an electrical energy source, at least one drive mechanism configured to translate the movable positioned, and a system controller. The system controller is configured to detect an event indicative of a proximity of the first charging coil to the energy charging station, translate the movable positioner such that the second charging coil is substantially aligned with, and closely spaced apart from, the first charging coil to form an electrical transformer, and initiate a charging cycle configured to transfer electrical energy to the at least one energy storage device via the electrical transformer. | 09-15-2011 |
20110222508 | HANDOFF METRIC FOR MULTIPLE TRANSMISSION TECHNOLOGIES - Provided are methods and systems of managing a handoff in a multimedia communication network. Embodiments include estimating the voice quality of a communication route in the network. The voice quality may be estimated by using a total voice quality metric involving subtracting various impairments to the voice signal. Impairments may result from the type of vocoder in a communication route, the error or loss associated with RF links and network links, and delays in the communication route. After subtracting the impairments to obtain the total voice quality metric for the communication route, the total voice quality metric may be compared with a threshold and/or other total voice quality metrics of other communication routes to determine whether and when a handoff should be made. | 09-15-2011 |
20110231155 | DYNAMICALLY CONFIGURABLE SENSOR CHASSIS - A method and a system for configuring a sensor chassis are presented. In the presented method, a set of parameters may be remotely received by the sensor chassis for compressively sampling an input signal. Further, a compressive sampling protocol for compressively sampling the input signal may be dynamically determined based on the remotely received set of parameters. Particularly, the compressive sampling protocol may be dynamically determined for achieving a desired sampling performance. Subsequently, the input signal is compressively sampled according to the determined compressive sampling protocol. | 09-22-2011 |
20110241647 | CONTROL DISTRIBUTION TRANSFORMER AND METHOD OF MAKING SAME - A method, system, and apparatus including a distribution transformer having a communications module. The distribution transformer is configured to convert a first high voltage electricity from a high voltage distribution line to a first low voltage electricity and convey the first low voltage electricity along a low voltage line to an electrical device. The communications module is configured to transmit a load reduction request along the low voltage line to the electrical device. | 10-06-2011 |
20110241814 | AUGMENTED DISTRIBUTION TRANSFORMER AND METHOD OF MAKING SAME - A method, system, and apparatus including a distribution transformer having a communication module. The distribution transformer is configured to convert a first high voltage electricity from a high voltage distribution line to a first low voltage electricity and convert a second low voltage electricity from a low voltage power line to a second high voltage electricity. The communication module is programmed to provide time data representing time of day information along the low voltage power line to an electrical device and provide location data representing location information along the low voltage power line to the electrical device. The location information includes a geographic location of the distribution transformer. | 10-06-2011 |
20110249596 | DIVISION FREE DUPLEXING NETWORKS - Provided are methods and systems of using division-free duplexing (DFD) in a communication network. Techniques for applying DFD in a communication network may decrease bottlenecks in the network by allowing one or more network nodes to transmit and on substantially the same frequency and at substantially the same time. In one embodiment, one or more nodes in the network may be DFD enabled, and may be configured to operate in either a conventional mode or a DFD mode. The mode of operation of DFD enabled nodes may depend on the quality of signals transmitted to and/or received at the DFD enabled nodes. Further, the mode of operation may change dynamically, and may be substantially controlled by any suitable processor in the network. | 10-13-2011 |
20110255448 | GENERALIZED DIVISION FREE DUPLEXING TECHNIQUES FOR DECREASING RENDEVOUS TIME - Provided are methods and systems of using division-free duplexing (DFD) to reduce rendezvous time between two or more cognitive radio devices. The cognitive radio devices may opportunistically use available frequency spectra by communicating over available channels. To communicate, a first device may rendezvous with a second device by transmitting a beaconing signal over a frequency on which the second device is listening. DFD techniques may enable each of the devices to listen to a channel while concurrently transmitting beacon signals over the same channel. As periods of listening and periods of transmitting over the same channel need not be separated due to the transmitter cancelling approach used in DFD techniques, rendezvous time may be significantly reduced. Further, embodiments include a generalized DFD (GDFD) approach wherein devices listen to a broad band of frequencies, thus further reducing rendezvous time. | 10-20-2011 |
20120068802 | AUGMENTED DISTRIBUTION TRANSFORMER AND METHOD OF MAKING SAME - A method, system, and apparatus including a distribution transformer having a communication module. The distribution transformer is configured to convert a first high voltage electricity from a high voltage distribution line to a first low voltage electricity and convert a second low voltage electricity from a low voltage power line to a second high voltage electricity. The communication module is programmed to provide time data representing time of day information along the low voltage power line to an electrical device and provide location data representing location information along the low voltage power line to the electrical device. The location information includes a geographic location of the distribution transformer. | 03-22-2012 |
20120253847 | HEALTH INFORMATION TELECOMMUNICATIONS SYSTEM AND METHOD - Health information communications systems and methods are disclosed. In one embodiment, the system includes one or more medical sensors providing one or more health information data types. The system further includes a patient communications device coupled to at least one medical sensor over a communications network. Particularly, the patient communications device includes a patient quality of service (QoS) manager that dynamically specifies a set of data quality management parameters for transporting at least some of the health information and modifies at least some of the health information into value factored health information. Additionally, the system includes a specialist communications device communicatively coupled to the patient communication device over the communications network. The specialist communications device includes a specialist QoS manager that provides measured channel characteristics to the patient communications device. The patient QoS manager dynamically specifies the set of data quality management parameters based at least in part on the measured channel characteristics of the specialist communications device. | 10-04-2012 |
20120307617 | INCREASED SPECTRAL EFFICIENCY AND REDUCED SYNCHRONIZATION DELAY WITH BUNDLED TRANSMISSIONS - Techniques are provided for increasing spectral efficiency over data channels in a storage or communication system. In some embodiments, data may be encoded and transmitted over multiple channels. The transmitted data from the multiple channels may be considered together as a channel bundle, thereby increasing the edge transitions of the group of signals to improve clock recovery and reduce coding constraints. In some embodiments, the channel bit size is reduced to maximize data rates based on the reduced coding constraints. Furthermore, the channel bundle has only one channel with timing markers, so that a receiver may receive information from the channel bundle and recover clocking based on the timing markers in the one channel. | 12-06-2012 |
20130065592 | HANDOFF METRIC FOR MULTIPLE TRANSMISSION TECHNOLOGIES - Provided are methods and systems of managing a handoff in a multimedia communication network. Embodiments include estimating the voice quality of a communication route in the network. The voice quality may be estimated by using a total voice quality metric involving subtracting various impairments to the voice signal. Impairments may result from the type of vocoder in a communication route, the error or loss associated with RF links and network links, and delays in the communication route. After subtracting the impairments to obtain the total voice quality metric for the communication route, the total voice quality metric may be compared with a threshold and/or other total voice quality metrics of other communication routes to determine whether and when a handoff should be made. | 03-14-2013 |
20130101116 | WIRED COMMUNICATIONS SYSTEMS WITH IMPROVED CAPACITY AND SECURITY - Provided are methods and systems of using division-free duplexing (DFD) in a cable communication network. Techniques for applying DFD in a cable communication network may enable data to be transmitted and received over a coaxial cable without using division duplexing techniques. For example, the cable communication network may include DFD enabled network nodes and each subscriber to the cable network may be equipped with a DFD system configured to operate in a DFD mode. In some embodiments, oppositely propagating signals may be transmitted over one frequency channel, and DFD techniques may be used to recover originally transmitted signals. Further, in some embodiments, DFD techniques may be used with encryption methods to increase the security of data transmitted in the cable communication network. | 04-25-2013 |
20140164596 | SYSTEMS AND METHODS FOR COMMUNICATING ULTRASOUND DATA - Systems and methods for communicating ultrasound data are provided. One method includes monitoring over time estimates of bandwidth of a channel communicatively coupling an imaging location with another location remote from the imaging location and communicating the estimates to a system at the imaging location. The method also includes identifying at least one of a region-of-interest (ROI) mask or one or more transmission parameters for the channel and adjusting at least one of the ROI mask or the one or more transmission parameters based on the monitored estimates of the bandwidth for communicating the medical images. | 06-12-2014 |
20140171797 | SYSTEMS AND METHODS FOR COMMUNICATING ULTRASOUND PROBE LOCATION AND IMAGE INFORMATION - Systems and methods for communicating ultrasound probe location and image information are provided. One system includes an ultrasound device coupled with an ultrasound probe and configured to acquire ultrasound images of a subject. The ultrasound imaging system also includes at least one camera configured to acquire (i) scene information including ultrasound imagery of the ultrasound probe with the subject during an image scan and (ii) ancillary probe data. The ultrasound imaging system further includes a processor configured to receive the ultrasound images and the ancillary probe data and a multiplexing unit configured to receive (i) the ultrasound images and ancillary probe data from the processor and (ii) the scene information from the camera, wherein the multiplexing unit is further configured to associate in time the ultrasound images, ancillary probe data and scene information. The ultrasound imaging system additionally includes a communication device. | 06-19-2014 |
20140171799 | SYSTEMS AND METHODS FOR PROVIDING ULTRASOUND PROBE LOCATION AND IMAGE INFORMATION - Systems and methods for providing ultrasound probe location and image information are provided. One system includes an ultrasound device coupled with an ultrasound probe and configured to acquire ultrasound images of a subject. The system further includes at least one of a plurality of digital cameras or a plurality of digital scanners configured to acquire scene information including images of the ultrasound probe with the subject during an image scan. The system also includes a processor having an ultrasound registration unit (URU) with the URU configured to identify and reference a probe location of the ultrasound probe to a surface of the object from the scene information and correlate the probe location to one or more of the acquired ultrasound images. The URU is additionally configured to generate a representation of the surface showing the identified and referenced probe location corresponding to the correlated ultrasound images. | 06-19-2014 |
20140286489 | WIRED COMMUNICATIONS SYSTEMS WITH IMPROVED CAPACITY AND SECURITY - Provided are methods and systems of using division-free duplexing (DFD) in a cable communication network. Techniques for applying DFD in a cable communication network may enable data to be transmitted and received over a coaxial cable without using division duplexing techniques. For example, the cable communication network may include DFD enabled network nodes and each subscriber to the cable network may be equipped with a DFD system configured to operate in a DFD mode. In some embodiments, oppositely propagating signals may be transmitted over one frequency channel, and DFD techniques may be used to recover originally transmitted signals. Further, in some embodiments, DFD techniques may be used with encryption methods to increase the security of data transmitted in the cable communication network. | 09-25-2014 |