Bizarre Patents
Crispy Chip Sandwich and Process of Producing a Sandwich Product
A food product comprising a multilayer cookie or snack having outer layers formed from a crispy type edible food product such as a potato chip or corn chip, etc. with an intermediate marshmallow layer being in contact with the inner surface of each crispy chip and one or more filler substances.
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| Application No. | Application Title | Issue Date |
| 20120126768 | CONTROL CIRCUIT FOR SWITCHING POWER SUPPLY An error amplifier generates an error signal VERR that corresponds to the difference between a feedback signal VFB and a predetermined reference voltage VREF. A first oscillator generates a first cyclic signal VOSC1 having a s... | 05/24/2012 |
| 20120126770 | MULTI-STAGE VOLTAGE REGULATING CIRCUIT WITH AUTOMATIC THERMAL COMPENSATION AND REGULATING METHOD THEREOF A multi-stage voltage regulating circuit and method with automatic temperature compensation comprises a plurality of charge-pumps, a temperature compensator, a comparative unit and a control logic circuit; wherein, the temperature compensator detects the ambient tempera... | 05/24/2012 |
| 20120126765 | CIRCUIT AND SYSTEM WITH SOFT-START FUNCTIONALITY A circuit includes a first control output adapted to couple to a control terminal of a first transistor and a second control output adapted to couple to a control terminal of a second transistor. The circuit further includes a feedback input for receiving a signal and a... | 05/24/2012 |
| 20120126772 | CURRENT MODE SYNCHRONOUS RECTIFICATION DC/DC CONVERTER A current mode synchronous rectification direct current (DC)/DC converter according to the present invention includes: a soft start function unit (in FIG. 1, a reference voltage generation unit (104) enabling a reference voltage REF to slowly increase whil... | 05/24/2012 |
| 20120126771 | CIRCUITRY FOR DETECTING A TRANSIENT Circuitry configured for detecting a transient is described. The circuitry includes an analog-to-digital converter that obtains a first voltage sample at a first time and a second voltage sample at a second time. The circuitry also includes a slope detector coupled to t... | 05/24/2012 |
| 20120105040 | Switched Inductor DC-DC Converter A direct current to direct current (DCDC) voltage converter is described comprising a controller and at least one converter circuit. The converter circuit comprises at least first and second inductors, each having an input and an output; a first input switch connected t... | 05/03/2012 |
| 20120081094 | REFERENCE VOLTAGE BASED EQUIVALENT SERIES RESISTANCE (ESR) EMULATION FOR CONSTANT ON-TIME (COT) CONTROL OF BUCK REGULATORS The present invention uses a reference voltage that varies within a Pulse Width Modulation (PWM) cycle to generate the PWM signal. This allows for stability in the feedback of Constant On-Time (COT) control for buck controllers when low Equivalent Series Resistance (ESR... | 04/05/2012 |
| 20120068680 | METHOD AND APPARATUS FOR IMPLEMENTING SLEW RATE CONTROL USING BYPASS CAPACITOR An example circuit includes a regulator circuit coupled to first and second nodes. A capacitance circuit and a slew rate control circuit are coupled between the first and second nodes. The regulator circuit is coupled to charge a capacitance of the capacitance circuit w... | 03/22/2012 |
| 20120049827 | SWITCHING DEVICE COMPENSATION CIRCUIT A switching device compensation circuit performs switching control by applying a control pulse to a control terminal of a switching device. The switching device compensation circuit includes a first threshold voltage change detection unit, a first control signal generat... | 03/01/2012 |
| 20120049826 | SYSTEM AND METHOD OF ADAPTIVE SLOPE COMPENSATION FOR VOLTAGE REGULATOR WITH CONSTANT ON-TIME CONTROL A system and method including providing an error voltage indicative of output voltage error, generating an off ramp voltage while a pulse control signal is turned off and otherwise resetting the off ramp voltage, developing the off ramp voltage to have a slope which is ... | 03/01/2012 |
| 20120049828 | SWITCHING REGULATOR A switching regulator converts an input voltage into an output voltage, wherein an operation of the switching regulator is stopped by an enable signal in a standby status. The switching regulator includes a switching transistor performing switching in accordance with a ... | 03/01/2012 |
| 20120049825 | Current Mode Boost Converter with Fixed PWM/PFM Boundary A current mode Boost converter is disclosed. The Boost converter operates in a pulse width modulation (PWM) mode or a pulse frequency modulation (PFM) mode. To prevent a load current with various probable magnitudes from varying a decision boundary between the PWM mode ... | 03/01/2012 |
| 20120043954 | QUASI-RESONANT SYSTEMS AND METHODS WITH MULTI-MODE CONTROL Switch-mode power conversion system and method thereof. The switch-mode power conversion system includes a primary winding configured to receive an input voltage, and a secondary winding coupled to the primary winding and configured to, with one or more other components... | 02/23/2012 |
| 20120038341 | SWITCHING REGULATOR AND OPERATION CONTROL METHOD THEREOF A non-isolated type switching regulator having an inductor includes: a switch element; a rectification element; an error amplifying circuit section amplifying a voltage difference between a feedback voltage and a first reference voltage and outputting as an error voltag... | 02/16/2012 |
| 20120038340 | DYNAMIC CONTROL LOOP FOR SWITCHING REGULATORS Some embodiments regard a method of controlling a regulator having an input voltage and an output voltage, comprising: turning on a first driver; determining a duration ratio having a first time period over the first time period and a second time period; the first time ... | 02/16/2012 |
| 20120025798 | Voltage-modulated circuit device A voltage-modulated circuit device uses a power source of a modulation circuit to acquire a predetermined trigger voltage through a voltage acquisition circuit and a step-down circuit to step down a voltage, and then a voltage amplification circuit amplifies the voltage... | 02/02/2012 |
| 20120019225 | Control circuit and method for reducing output ripple in constant on-time switching regulator The present invention discloses a control circuit for reducing output ripple in a constant on-time switching regulator and a method thereof, for controlling a power stage. The control circuit determines whether a zero current period wherein an output current is zero is ... | 01/26/2012 |
| 20120007573 | CIRCUIT AND METHOD FOR GENERATING POWER-UP SIGNAL A power-up signal generation circuit includes a power-up signal generator configured to enable a power-up signal when a level of an external power voltage is higher than a target level, and a target level controller configured to change the target level in response to a... | 01/12/2012 |
| 20120001610 | BUCK-BOOST REGULATOR WITH DEAD BAND This document provides methods and apparatus configured to efficiently regulate an output voltage near a desired voltage level, for example, under varying input or load conditions. An example apparatus can include a regulator having a boost controller configured to prov... | 01/05/2012 |
| 20110309812 | SWITCHING REGULATOR WITH INPUT CURRENT LIMITING CAPABILITIES A switching regulator includes a capacitor, a charge control circuit, a discharge detector, a switch circuit, and a feedback circuit. The charge control circuit charges and discharges the capacitor. The discharge detector has an input coupled to the capacitor to detect ... | 12/22/2011 |
| 20110291632 | Power Converters Including Zero-Current Detectors And Methods Of Power Conversion A power converter includes a zero-current detector having an adjustable offset voltage. The power converter includes a power converting unit and a switch driving circuit. The power converting unit generates a DC output voltage based on a pull-up driving signal, a pull-d... | 12/01/2011 |
| 20110291633 | Current Source Arrangement, Circuit Arrangement with the Current Source Arrangement and Method for Operating Such an Arrangement In one embodiment, the current source arrangement comprises a current source (B), that has two output terminals (102, 103) and a control input (101) to be supplied with a control voltage (Vgs) and is set up to provide a current (I) as a function of a volta... | 12/01/2011 |
| 20110285374 | METHOD AND APPARATUS FOR MAINTAINING A CONSTANT LOAD CURRENT WITH LINE VOLTAGE IN A SWITCH MODE POWER SUPPLY A method and apparatus of reducing peak current variation with changing input line voltage in a switch mode power supply is disclosed. An example method includes sensing a current through a switching device of the switch mode power supply. A variable current limit thres... | 11/24/2011 |
| 20110267020 | METHOD AND MEANS TO IMPLEMENT FIXED FREQUENCY OPERATION OF BUCK MODE SWITCHING A buck mode switching power supply under hysteretic control is provided. A fixed frequency pattern generator is operatively connected to the supply and configured to provide dynamic adjustment of the hysteretic threshold voltage level, resulting in the fixed frequency o... | 11/03/2011 |
| 20110254526 | Voltage Regulator with Optimal Efficiency Selection and a Master-Slave Zero Cross Detection Configuration A voltage regulator includes a first phase power stage, a second phase power stage, and a controller. The first phase power stage includes a zero cross detection circuit configured to measure a current level for the first phase power stage, and to cause a diode emulatio... | 10/20/2011 |
| 20110254527 | ANALOG CURRENT OUTPUT CIRCUIT In the analog current output circuit according to the present invention, a rising start position and a tilt of an internal control voltage are set such that it crosses, at the maximum of an analog output current, a load end voltage obtained when the resistance of a load... | 10/20/2011 |
| 20110254511 | PORTABLE ELECTRONIC DEVICE POWER MANAGER WITH CURRENT LIMIT FEEDBACK CONTROL LOOP MODIFICATION FOR STABILIZING AN EXTERNAL POWER SUPPLY A portable electronic device has a battery to provide power to operate the device, a connector including a power supply pin to be coupled to an external power supply, and a power manager having a battery charger circuit that draws power through the power supply pin to c... | 10/20/2011 |
| 20110241641 | Current Mode Buck Converter with Fixed PWM/PFM Boundary A current mode buck converter is disclosed. The buck converter operates in a pulse width modulation (PWM) mode or a pulse frequency modulation (PFM) mode. To prevent an output inductor with various probable magnitudes from varying a decision boundary between the PWM mod... | 10/06/2011 |
| 20110234255 | FAULT DETECTION CIRCUITS FOR SWITCHED MODE POWER SUPPLIES AND RELATED METHODS OF OPERATION A circuit for detecting fault conditions in a supply circuit includes a monitoring circuit and a comparator circuit. The monitoring circuit is operable to output a detection signal related to a control signal for the switched mode power supply. The control signal may be... | 09/29/2011 |
| 20110215782 | Power regulator and controlling method thereof Methods and circuits related to power regulation are disclosed. In one embodiment, a power regulator for converting an input electrical signal to an output electrical signal to supply power to a load, can include: (i) a power stage having switching devices and a filter;... | 09/08/2011 |
| 20110215783 | SEMICONDUCTOR DEVICE A semiconductor device of the present invention includes an output transistor connected between a power supply terminal and an output terminal; a detection transistor generating a detection current that is proportional to a current flowing through the output transistor;... | 09/08/2011 |
| 20110210712 | AC or DC POWER SUPPLY EMPLOYING SAMPLING POWER CIRCUIT A compact AC or DC input power supply device and method are described with an electrical power sampling circuit that includes a first switch for receiving the AC or DC voltage signal and capable of withstanding a high voltage input. A zero-crossing detector generates a ... | 09/01/2011 |
| 20110204866 | SWITCH CONTROL DEVICE, POWER SUPPLY DEVICE INCLUDING THE SAME, AND SWITCH CONTROL METHOD The present invention relates to a switch control device, a power supply device, and a switch control method. A switch control device controls a switching operation of a power switch by using a feedback voltage of an output voltage. In detail, the switch control device ... | 08/25/2011 |
| 20110204867 | Switching Power Supply Circuit A switching power supply circuit comprises: a comparator for comparing a reference voltage, which is an output signal of a reference voltage generation circuit, with a feedback voltage, and outputting a set signal when a difference between the reference voltage and the ... | 08/25/2011 |
| 20110199063 | INTEGRATED CIRCUITS INCLUDING AN LC TANK CIRCUIT AND OPERATING METHODS THEREOF An integrated circuit includes an inductor-capacitor (LC) tank circuit coupled with a feedback loop. The LC tank circuit is configured to output an output signal having a peak voltage that is substantially equal to a direct current (DC) voltage level plus an amplitude. ... | 08/18/2011 |
| 20110199039 | Fractional boost system A fractional boost system including a boost converter, responsive to the base level voltage of a power supply, for providing a boost level voltage to a load and a control system for sensing the current to the boost converter and limiting the boost function of the boost ... | 08/18/2011 |
| 20110193542 | Thermally Controlled Driver/Switching Regulator, and Methods of Controlling and/or Regulating a Driver and/or Switching Regulator The present invention provides circuits and methods for regulating and/or controlling integrated circuits such as drivers and switching regulators. The circuit generally includes a first switch configured to control or regulate a current, voltage drop or voltage boost; ... | 08/11/2011 |
| 20110181261 | POWER CONVERSION WITH ZERO VOLTAGE SWITCHING A power converter constituted of: a control circuitry; a first electric coil; a first electronically controlled switch associated with the first electric coil and responsive to the control circuitry, the first electronically controlled switch arranged to charge the firs... | 07/28/2011 |
| 20110181262 | SWITCHING REGULATOR Provided is a switching regulator capable of performing stable start-up with a soft-start operation without causing excessive extension of a soft-start time period. In a start-up period, a voltage approximating a feedback voltage (FB) is provided as an initial value of ... | 07/28/2011 |
| 20110181263 | OVER-CURRENT DETECTING APPARATUS FOR SWITCHING ELEMENT An over-current detecting apparatus for a switching element (1) includes a reference power source (7), a comparator circuit (8), a current converting element (6), a first resistor (R3), and a second resistor (R2). The comparator... | 07/28/2011 |
