Patent application number | Description | Published |
20090103481 | MAINTAINING MULTIPLE, SIMULTANEOUS WIRELESS NETWORK CONNECTIONS USING A SINGLE RADIO - A method and apparatus for managing simultaneous virtual connections with multiple wireless networks. A plurality of ports in a hardware driver may be each associated with a corresponding wireless network and maintain a unique MAC state relative to other ports. Each port may have a corresponding virtual NIC that communicates directly with the radio hardware via a hardware virtualization layer that multiplexes communication between the virtual NICs and the radio hardware. Simultaneous virtual connections may be made with one or more infrastructure networks or adhoc networks, and/or the computer may function as an access point for one or more of the networks. | 04-23-2009 |
20090204725 | WIMAX COMMUNICATION THROUGH WI-FI EMULATION - A computer system with a software framework for supporting Wi-Fi communications that is used for WiMAX communications in a user friendly way. A Wi-Fi emulation component presents a driver interface to the framework that allows Wi-Fi user interfaces and control functions to operate with a WiMAX network card. Functions of the WiMAX card not supported through the framework may be translated within the emulation component to command objects that are passed by the framework to extensibility components. The extensibility components may be supplied in association with the network interface card. The emulation component also presents an interface to a driver for a WiMAX network interface card in a form that may interface directly with the framework, if the framework is modified to support WiMAX communications. | 08-13-2009 |
20110282985 | NETWORK AND INTERFACE SELECTION ON A COMPUTING DEVICE CAPABLE OF ESTABLISHING CONNECTIONS VIA MULTIPLE NETWORK COMMUNICATIONS MEDIA - A system and method for carrying out network and interface selections across multiple media is disclosed. The disclosed system facilitates automated network interface configuration decision-making that spans a set of networks supporting communications via differing media. A set of media specific modules associated with differing communications media acquire network interface status/capabilities information. A rules engine thereafter applies a designated network selection rule(s) to the acquired network interface status/capabilities information, and any other appropriate parameters attributable to either an interface or network, to select one or more networks and interfaces with which to establish/maintain a connection. | 11-17-2011 |
20130083698 | NATIVE WI-FI ARCHITECTURE FOR 802.11 NETWORKS - A software based wireless infrastructure system is provided. The system has a driver that communicates with the network stack and a network interface card (NIC), a station server in communication with the station driver and an 802.1X supplicant or an 802.1X authenticator. Each NIC provides station and/or access point functionality support. The driver drops packets that have been received if the packet has not been authenticated and associated. Packets that have been fragmented or encrypted are unfragmented and decrypted. An association manager is used in conjunction with a configuration table manager to associate stations and access points via management packets. A manager receives 802.1X data packets from the packet processor and sends them up to a station server that communicates with user mode applications and an 802.1X supplicant or an 802.1X authenticator that are used to authenticate and deauthenticate stations and access points. APIs are provided to enable communication between the components. | 04-04-2013 |
Patent application number | Description | Published |
20090251226 | LOCK DETECTION CIRCUIT FOR PHASE LOCKED LOOP - A lock detector circuit for detecting a lock condition between a reference signal and a feedback signal includes a first counter for outputting a first counter value indicative of a number of clock cycles of the reference signal, and a second counter for outputting a second counter value indicative of a number of clock cycles of the feedback signal. An asynchronous comparator receives the first and second counter values and provides an output signal having a pulse width that is proportional to the difference between the first and second counter values. A pulse width detector receives the comparator output signal and produces an output signal that is indicative of the relationship between the pulse width of the comparator output signal and a predetermined threshold value. A state machine controls the state of at least one lock indication signal according to the pulse width detector output signal. | 10-08-2009 |
20110296221 | METHOD AND SYSTEM FOR INTEGRATED CIRCUIT POWER SUPPLY MANAGEMENT - A method and system for power supply management in an integrated chip selectively manages the power supplied to the various circuits within the integrated circuit. The integrated circuit includes a combinational logic block, a memory block, a power supply block, and a control block. The power supply block includes multiple power regulators for generating power supply potentials of various magnitudes. The control block receives a power down signal, a clock disable signal, and a temperature threshold signal, and generates control signals for controlling the magnitude of the potential of the power supplied to the combinational logic block and the memory block by the power supply block. | 12-01-2011 |
20120176188 | POWER SWITCH FOR DECREASED RAMP RATE - A power switch for an integrated circuit provides a stepped profile supply potential. A supply potential generation block generates the stepped profile output supply to control the ramp rate of the output in order to prevent a false trigger of electrostatic discharge at the pads of the integrated circuit. | 07-12-2012 |
20130047016 | SEMICONDUCTOR DEVICE WITH WAKE-UP UNIT - A semiconductor device having a low power mode includes a buffer circuit associated with an interface pad, a power management controller (PMC), and a wakeup unit for waking up a part of the device from the low power mode. The buffer circuit is disabled in the low power mode by asserting a power on reset (POR) signal associated with the PMC. A wakeup signal is generated and provided to the wakeup unit from an analog power supply associated with the buffer circuit. | 02-21-2013 |
20130093505 | ON-CHIP VOLTAGE REGULATOR - A digital logic controller for regulating a voltage of a SoC includes a first input for receiving a reference signal having a first property that is constant over a range of operating conditions of the SoC, and a second input for receiving a second signal that has a second property that is indicative of an operating condition of the SoC. The second property may vary over a range of operating conditions of the SoC. A comparator compares the first and second properties and the digital logic controller, based on the comparison, outputs to a regulation signal to a voltage regulator to regulate the voltage of the SoC at or near a target voltage that is higher than a minimum operating voltage of the SoC. | 04-18-2013 |
20130275936 | INTEGRATED CIRCUIT POWER MANAGEMENT VERIFICATION METHOD - A method for verifying power management of an integrated circuit design includes estimating a current load requirement of clocked modules in the circuit design based on the clock frequency and a predefined current load model. The voltage supplied to the circuit design is monitored. A first voltage regulator provides additional current drive to the circuit design when the supplied voltage drops below a threshold value of a full throttle run mode of the circuit design. A second voltage regulator is enabled to boost a response time of the first voltage regulator when the voltage drops below the threshold value. | 10-17-2013 |
20130339761 | POWER MANAGEMENT SYSTEM FOR ELECTRONIC CIRCUIT - A power management circuit for managing power supplied to an electronic circuit by a core power supply. The electronic circuit includes digital and analog circuit domains and operates in POWER-ON, RUN and STANDBY modes. The power management circuit includes a master state machine that exchanges a handshake signal with the analog circuit domain to monitor the modes of operation and generates first and second configuration signals. The power management circuit enables and disables the analog circuit domain based on the first and second configuration signals. A switch connected to the core power supply and the digital circuit module enables and disables the digital circuit domain based on the second configuration signal. | 12-19-2013 |
20140122010 | LCD DRIVER VERIFICATION SYSTEM - A system and method for verifying the electrical behavior of a liquid crystal display (LCD) driver circuit connected to LCD segments of an electronic circuit includes generating test patterns for verifying the LCD driver circuit. The LCD driver circuit generates LCD stimuli in the form of electrical current based on the test patterns. The current is applied to front and back planes of each LCD segment. Root mean square (RMS) voltages of each LCD segment are determined and compared with predetermined threshold values to verify the state of each LCD segment. | 05-01-2014 |
20140333133 | INTEGRATED CIRCUIT POWER MANAGEMENT MODULE - An integrated circuit includes a set of electronic circuits, a voltage regulator, and a power management module. The power management module includes a set of dummy circuits connected to the set of electronic circuits, a control signal generator, a counter and a shift register. The control signal generator generates a control signal based on the current consumption of the set of electronic circuits dropping below a threshold value over a predefined period of time. The counter generates a count signal for a predetermined time period when the control signal is activated. The shift register receives the count signal, enables the dummy circuits when the count signal is received, and disables the dummy circuits in a daisy chain fashion during the predetermined time period. | 11-13-2014 |
20140333287 | SYSTEM FOR MEASURING POWER CONSUMPTION OF INTEGRATED CIRCUIT - An integrated circuit includes electronic components, a voltage regulator for generating a control voltage, and a power consumption measurement module. The power consumption measurement module is connected to the voltage regulator and includes an analog-to-digital converter (ADC) for converting the control voltage to multiple digital control voltage samples, an averaging module for averaging the digital control voltage samples, and a current profiling module for receiving the averaged control voltage data and determining an average current from averaged control voltage data. The average current represents power consumption of the integrated circuit. | 11-13-2014 |
20140351615 | INTEGRATED CIRCUIT WAKE-UP CONTROL SYSTEM - An integrated circuit (IC) that operates in high and low power modes includes high and low power regulators, first and second sets of circuits, a switch connecting the high power regulator and the second set of circuits, and a wake-up control system. The wake-up control system includes a state machine that enables the high power regulator when the IC is in the high power mode, and enables the low power regulator when the IC is in the low power mode. The switch is closed when the high power regulator reaches a first threshold voltage. The state machine operates on a low frequency clock signal when the IC is in the low power mode and during wake-up, and on a high frequency clock signal in the high power mode after the switch is closed. | 11-27-2014 |
20150194886 | VOLTAGE REGULATION SYSTEM FOR INTEGRATED CIRCUIT - An integrated circuit (IC) with voltage regulation includes high power and low power domains, low and high voltage regulators and a low power regulator. The low voltage regulator powers the high and low power domains when the IC is in a HIGH power mode. The low power regulator receives a voltage from a high voltage regulator and powers the low power domain when the IC is in a LOW power mode. The IC includes a switching module that disconnects the low voltage regulator from the low power domain when the output voltage of the high voltage regulator is lower than a threshold voltage during power-up and connects the low voltage regulator to the low power domain when the voltage regulated by the high voltage regulator exceeds the threshold voltage. | 07-09-2015 |
20150286846 | TAMPER DETECTOR POWER SUPPLY WITH WAKE-UP - A tamper detector has tamper detection logic connected to tamper detection ports through a tamper detection interface. A real-time clock (RTC) provides a clock signal and has a battery. A processor is powered by an external power supply in a powered operational mode and has a power-off mode. In a wake-up configuration, a wake-up signal on a specific I/O port awakens the external power supply from the power-off mode to supply power to the RTC and the tamper detection interface when power from the battery is unavailable. The tamper detection ports continue to function despite removal or discharge of the battery without ESD concerns. The specific I/O port optionally may be configured for passive tamper detection. | 10-08-2015 |
Patent application number | Description | Published |
20130205875 | ULTRASONIC HORN ACTUATED MICROPROBES BASED SELF-CALIBRATING VISCOSITY SENSOR - An ultrasonic or acoustic viscosity sensor or viscometer is provided that can be used to accurately measure viscosity for fluid samples of less than 1 μl in volume. Methods for measuring viscosity for fluid samples of less than 1 μl in volume are also provided. The viscosity sensor and methods based thereon enable simultaneous measurement of bulk and dynamic (shear-rate dependent) viscosity of a non-Newtonian fluid. Bulk and dynamic viscosity of the non-Newtonian fluid can be measured simultaneously without separating constituents of the fluid, and thus distinguishing the effect of constituents on the viscosity. Dynamic viscosity of the non-Newtonian fluid can be estimated at varying shear rates, to study the deformability of the constituents of the fluid as a function of shear rate. | 08-15-2013 |
20140088345 | SINGLE CHANNEL, MULTIPLE DRUG DELIVERY DEVICE AND METHODS - Devices and methods are provided for drug delivery. The device may include a housing configured for intralumenal deployment into a human or animal subject and a reservoir contained within the housing and having an actuation end and a release end. The release end may include at least one outlet. A first drug formulation and a second drug formulation may be disposed within the reservoir and adjacent to each other and immiscible, or separated from each other by a first barrier. The device may also include a plug within the reservoir at the actuation end, the plug being movable toward the release end to drive the first and second drug formulations out of the reservoir. The device may also include an actuation system operably connected to the actuation end of the reservoir and configured to drive the plug toward the release end and release the drug formulations from the reservoir. | 03-27-2014 |
20140088346 | MULTIPLE RESERVOIR DRUG DELIVERY DEVICE AND METHODS - Devices and methods are provided for drug delivery. The device may include a housing configured for intralumenal deployment into a human or animal subject and first and second reservoirs within the housing, each reservoir having an actuation end, an opposed release end, and a plug moveable from the actuation end toward the release end. First and second drug formulations may be contained in the first and second reservoirs, respectively. The device may also include one or more actuation systems configured to drive the first and second plugs so as to drive the first and second drug formulations from the first and second reservoirs. The housing may include a porous membrane sidewall in fluid communication with the release ends of the first and second reservoirs, the porous membrane sidewall being configured to distribute the first and second drug formulations driven from the first and second reservoirs. | 03-27-2014 |
20140126213 | LED BULB WITH INTEGRATED THERMAL AND OPTICAL DIFFUSER - A light emitting diode (LED) light bulb includes a thermally conductive base and at least one LED assembly disposed on and thermally coupled to a surface of the base. The LED assembly includes at least one LED configured to generate light. A thermal optical diffuser defines an interior volume and the LED is arranged to emit light into the interior volume and through the thermal optical diffuser. The thermal optical diffuser is disposed on the surface of the base and extends from the base to a terminus on the light emitting side. The thermal optical diffuser is configured to include one or more openings that allow convective air flow between the interior volume of the thermal optical diffuser and ambient environment. | 05-08-2014 |
20140200553 | DEVICES AND METHODS FOR INTRALUMINAL RETENTION AND DRUG DELIVERY - Retention devices and methods are provided for drug delivery. The device may include a housing configured for intraluminal deployment into a human or animal subject and at least one reservoir contained within the housing. The at least one reservoir may have an actuation end and a release end and contain at least one drug formulation. A plug may be contained within the at least one reservoir and be moveable from the actuation end toward the release end. The device may also include an actuation system operably connected to the actuation end of the at least one reservoir and configured to drive the at least one drug formulation from the reservoir. The device may also include at least one retention member affixed to the housing and movable between a non-stressed position, a deployment position, and a retention position for retaining the device in an intraluminal location in the subject. | 07-17-2014 |
20150105610 | MULTIPLE RESERVOIR DRUG DELIVERY DEVICE AND METHODS - Devices and methods are provided for drug delivery. The device may include a housing configured for intraluminal deployment into a human or animal subject and first and second reservoirs within the housing, each reservoir having an actuation end, an opposed release end, and a plug moveable from the actuation end toward the release end. First and second drug formulations may be contained in the first and second reservoirs, respectively. The device may also include one or more actuation systems configured to drive the first and second plugs so as to drive the first and second drug formulations from the first and second reservoirs. The housing may include a porous membrane sidewall in fluid communication with the release ends of the first and second reservoirs, the porous membrane sidewall being configured to distribute the first and second drug formulations driven from the first and second reservoirs. | 04-16-2015 |
20150105751 | MULTIPLE RESERVOIR DRUG DELIVERY DEVICE AND METHODS - Devices and methods are provided for drug delivery. The device may include a housing configured for intraluminal deployment into a human or animal subject and first and second reservoirs within the housing, each reservoir having an actuation end, an opposed release end, and a plug moveable from the actuation end toward the release end. First and second drug formulations may be contained in the first and second reservoirs, respectively. The device may also include one or more actuation systems configured to drive the first and second plugs so as to drive the first and second drug formulations from the first and second reservoirs. The housing may include a porous membrane sidewall in fluid communication with the release ends of the first and second reservoirs, the porous membrane sidewall being configured to distribute the first and second drug formulations driven from the first and second reservoirs. | 04-16-2015 |
20150126968 | FLUID DELIVERY DEVICES AND METHODS - Devices and methods are provided for fluid delivery. The device may include a housing having an outer surface which includes a porous membrane, a fluid reservoir disposed in the interior region of the main housing and formed at least in part by a wall structure, a puncture mechanism operable to puncture the wall structure and form a fluidic path between the fluid reservoir and one or more channels in fluid communication with the porous membrane, and a positive displacement mechanism operable, following puncture of the wall structure, to drive a fluid out of the fluid reservoir, through the one or more channels, and into the porous membrane. | 05-07-2015 |
20150310508 | Computer-Implemented System And Method For Real-Time Feedback Collection And Analysis - A computer-implemented system and method for real-time feedback collection and analysis is provided. An event related to a patient is identified during the patient's visit to a medical care facility. A prompt soliciting feedback is triggered upon identification of the event and the prompt is provided to the patient with at least one inquiry regarding the event. Feedback regarding the event is provided by the patient during the patient's visit to the medical care facility in response to the prompt. The feedback is analyzed and a recommendation for intervention of the patient's care is provided during the patient's visit to the medical care facility based on the feedback analysis. | 10-29-2015 |
Patent application number | Description | Published |
20150347686 | METHOD AND APPARATUS FOR A VIDEO MEDICAL RECORD - A video medical record (VMR) system provides a means and method for multiple users of a central server and multiple remote user devices to mutually create, edit, store, compare, and share texts, videos, stills and/or audios relating to a patient. The VMR system includes the use of existing mobile devices such as a laptop, tablet, laptop-tablet hybrid, phablet, tablet-phone hybrid, phone, or other camera equipped mobile electronics. The VMR system provides an intuitive graphical user interface (GUI) on the mobile device that allows a user to create, edit, store, compare and share one or more videos of a patient quickly and easily. The VMR system and GUI can be installed as a software/application (also called an “app”) that is installed on a mobile device's operating system (iOS, Android, Windows mobile, etc). | 12-03-2015 |