Patent application number | Description | Published |
20090189669 | METHODS AND APPARATUS TO REDUCE PROPAGATION DELAY OF CIRCUITS - Methods and apparatus to reduce propagation delay of circuits are disclosed. A disclosed apparatus to reduce propagation delay of a circuit comprises a level shifter to selectively turn a first circuit on and off; a first switch to couple the first circuit to a second circuit when the first circuit is on, wherein the second circuit is to selectively receive a first current from the first circuit based on a signal the second circuit receives from the level shifter; and a second switch to couple the first circuit to a reference signal based on the first current, the second switch causing the first circuit to start to turn off. | 07-30-2009 |
20100014203 | Monitoring Method, Circuit, and System - Systems, circuits, and methods are described for providing efficient, monitoring capabilities for providing output reactive to monitored conditions. According to the disclosed methods, steps are included for providing a floating gate monitoring circuit in association with a monitored circuit and programming the floating gate to a selected charge level. The programmed floating gate charge level is then compared with a signal level in a monitored circuit. In an additional step, selected comparison criteria are used for selectably activating output. Exemplary embodiments of methods and associated circuits and systems employing the methods are also disclosed, in which protection for a monitored circuit is provided in the event of undervoltage, undercurrent, overvoltage, or undervoltage. Configurations of preferred embodiments of circuits, systems, and methods using the principles of the invention are disclosed in which ultra-low power is consumed by operation in an “ON” state, and little or no significant power is consumed when operating in an “OFF” state. | 01-21-2010 |
20100014348 | Circuit, System, and Method for Programming a Floating Gate - The invention provides circuits, systems, and methods for programming a floating gate. A floating gate tunneling device is used with an analog comparing device in a circuit having a floating reference node and an offset-mitigating feedback loop for iteratively programming a floating gate, or multiple floating gates. | 01-21-2010 |
20100027343 | Non-Volatile Memory Monitor - The invention provides circuits, systems, and methods for monitoring a non-volatile memory (NVM) cell, or an array of NVM cells. The monitor is capable of switching from a normal operating state to an evaluation state, monitoring for one or more particular characteristics, and returning to the normal operating state. Alternative embodiments of the invention are disclosed using various triggers and producing outputs capable of reporting or feeding back to influence the operation of the monitoring systems and methods, the NVM circuitry, or an external system. The invention includes an energy conservation feature, in that no power is consumed in the normal operating state, and low power in the evaluation state. | 02-04-2010 |
20100315121 | ADAPTIVE TERMINATION - A system for receiving data is provided. The system includes an inductive data device, such as a device that receives high-speed data over an inductive coupling. An adjustable impedance is coupled to the inductive data device, where the adjustable impedance is used for dynamically controlling ringing in the inductive data device, such as by damping ringing signals generated by circuit inductances or capacitances. | 12-16-2010 |
20100315158 | Dynamic Biasing for Regulator Circuits - The disclosed invention provides apparatus and methods for dynamic biasing in electronic systems and circuits. The apparatus and methods disclosed provide non-linear biasing responsive to monitored load conditions. | 12-16-2010 |
20110006742 | Dynamic Energy Harvesting Control - The invention provides control methods and systems for harvesting energy from a variable-output power apparatus. One or more variable-output power elements configured for producing energy are used as input to a power regulation circuit operably coupled between the power elements and a load. One or more power signals in the circuit are monitored and the power regulation circuit output is dynamically adjusted based on the one or more monitored power signals. According to aspects of the invention, the output duty cycle or frequency may be adjusted in response to monitored parameters. | 01-13-2011 |
20110026324 | Method for Programming a Floating Gate - The invention provides methods for programming a floating gate. A floating gate tunneling device is used with an analog comparing device in a circuit having a floating reference node and an offset-mitigating feedback loop for iteratively programming a floating gate, or multiple floating gates. | 02-03-2011 |
20110122666 | Low Power Converter - An AC to DC converter system is disclosed in which a conversion circuit for converting an AC input signal to a DC output signal is operably coupled with an enabling circuit designed for sensing and output parameter indicative of the presence or absence of a load at the DC output. The system is designed so that the conversion circuit operates in an inactive standby state when there is no load, and in an active state for supplying DC power when a load is present. The enabling circuit is configured to operate using low power. | 05-26-2011 |
20110169523 | ADAPTIVE TERMINATION - A system for receiving data is provided. Too system includes an inductive data device, such as a device that receives high-speed data over an inductive coupling. An adjustable impedance is coupled to the inductive data device, where the adjustable impedance is used for dynamically controlling ringing in the inductive data device, such as by damping ringing signals generated by circuit inductances or capacitances. | 07-14-2011 |
20110241445 | Transceiver Interface - A transceiver interface is disclosed in which a true positive node and a true ground node are maintained with three adaptive terminals. The adaptive terminals each have pairs of isolation elements linking them to the true positive node and true ground node, whereby, each of the adaptive terminals can function as a positive terminal, ground terminal, and transceiver terminal, in response to how the interface is connected to external equipment. | 10-06-2011 |
20120025752 | BATTERY CHARGER - The invention provides advances in the arts with useful and novel battery charger circuits and methods providing improved energy conservation, harvesting, and utilization efficiencies. | 02-02-2012 |
20120038025 | INTEGRATED INDUCTOR - The invention provides advances in the arts with useful and novel integrated packaging having inductor elements and adjacent magnetic material enhancing the inductance characteristics of the packaged inductor. Preferably the integrated packages also contain one or more ICs operable coupled to the inductor(s). | 02-16-2012 |
20120087187 | Method for Programming a Floating Gate - The invention provides methods for programming a floating gate. A floating gate tunneling device is used with an analog comparing device in a circuit having a floating reference node and an offset-mitigating feedback loop for iteratively programming a floating gate, or multiple floating gates. | 04-12-2012 |
20120104962 | Flash LED Controller - The invention provides integrated power supplies, circuit drivers, and control methods for relatively high-current drivers, usable with common battery power sources. Preferred embodiments include one or more high series resistance super-capacitors electrically connected with a power. A low resistance driver circuit regulates power supplied from the super-capacitors to the load. | 05-03-2012 |
20120188673 | ELECTRICAL LINE STATUS MONITORING SYSTEM - Disclosed are advances in the arts with novel methods and apparatus for detecting faulty connections in an electrical system. Exemplary preferred embodiments include monitoring techniques and systems for monitoring signals at one or more device loads and analyzing the monitored signals for determining fault conditions at the device loads and/or at the main transmission lines. The invention preferably provides the capability to test and monitor electrical interconnections without fully activating the host system. | 07-26-2012 |
20120235601 | Driver Method - The invention provides advances in the arts with useful and novel driver methods. The invention provides circuit driver and control methods for relatively high-current drivers, usable with relatively low-voltage battery power sources. Preferred embodiments include one or more high series resistance capacitors electrically connected with a power source. A low resistance driver circuit regulates power supplied from the capacitors to the load. | 09-20-2012 |
20120242164 | COUPLED INDUCTOR SYSTEM HAVING MULTI-TAP COIL - Coupled inductor signal transfer systems are disclosed in which transmitter and receiver coils are inductively coupled in a configuration for wirelessly transferring power and/or data signals. In preferred implementations, the systems may be used for transmitting both power and data. Preferred embodiments of the invention have at least one multi-tap coil on the primary side and/or secondary side of the system. The selection of taps enables the effective size and/or number of coils to be dynamically changed according to operational needs. | 09-27-2012 |
20120293021 | Variable Power Energy Harvesting System - The disclosed invention provides examples of preferred embodiments including systems for harvesting energy from variable output energy harvesting apparatus. The systems include energy harvesting apparatus for providing energy input to a switched mode power supply and a control loop for dynamically adjusting energy harvesting apparatus input to the switched mode power supply, whereby system output power is substantially optimized to the practical. Exemplary embodiments of the invention include systems for harvesting energy using solar cells in boost, buck, and buck-boost configurations. | 11-22-2012 |
20130010396 | Voltage Transient Protection Circuitry - Disclosed are advances in the arts with novel and useful voltage transient protection circuitry in configurations which include a bridge circuit in combination with one or more voltage reference, load to ground circuit, and/or snub circuit such that the output node is held at a selected voltage level, preferably mid-rail, and potentially damaging transient voltages are avoided. | 01-10-2013 |
20130027986 | Ultra-Low Power Converter - An AC to DC converter system is disclosed in which a conversion circuit for converting an AC input signal to a DC output signal is operably coupled with a communication circuit designed for sensing output indicative of the presence or absence of a load at the DC output. The system is designed so that the conversion circuit operates in an inactive standby state when there is no load, and in an active state for supplying DC power when a load is present. The system is configured to operate using ultra-low power. | 01-31-2013 |
20130028441 | Pop and Click Noise Reduction - Disclosed are advances in the arts with novel and useful electronic circuitry with pop and click noise reduction. A load circuit is connected with a full or single-ended half-H bridge circuit and another circuit mechanism in a configuration by which a signal may be used to selectably bring the load circuit terminals to a selected voltage level when an externally applied signal is not present. | 01-31-2013 |
20130147512 | ADAPTIVE TERMINATION - A system for receiving data is provided the system includes an inductive data device, such as a device that receives high-speed data over an inductive coupling. An adjustable impedance is coupled to the inductive data device, where the adjustable impedance is used for dynamically controlling ringing in the inductive data device, such as by damping ringing signals generated by circuit inductances or capacitances. | 06-13-2013 |
20130235658 | METHOD FOR PROGRAMMING A FLOATING GATE - The present invention provides circuits, systems, and methods for programming a floating gate. As described herein, a floating gate tunneling device is used with an analog comparison device in a circuit having a floating reference node and an offset-mitigating feedback loop for iteratively programming a floating gate or multiple floating gates. | 09-12-2013 |
20140211514 | LOW POWER CONVERTER - An AC to DC converter system is disclosed in which a conversion circuit for converting an AC input signal to a DC output signal is operably coupled with an enabling circuit designed for sensing and output parameter indicative of the presence or absence of a load at the DC output. The system is designed so that the conversion circuit operates in an inactive standby state when there is no load, and in an active state for supplying DC power when a load is present. The enabling circuit is configured to operate using low power. | 07-31-2014 |