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| Number | Title | Issue Date |
| 8179193 | Intelligent voltage regulator A voltage regulator includes a programming interface via which programming instructions may be applied to a processor of the voltage regulator. The voltage regulator operates the processor according to the programming instructions to select one of multiple active in... | 05/15/2012 |
| 8179192 | Signal processor comprising a reference voltage circuit A signal processor comprises a reference voltage circuit (RVC) for imposing a reference voltage (VR) onto a capacitance (Cr). The reference voltage circuit (RVC) comprises a negative slope module (NSM) for providing a negative slope signal (SN), which has a magnitud... | 05/15/2012 |
| 8174307 | Reduced gain variation biasing for short channel devices An amplifier biasing circuit that reduces gain variation in short channel amplifiers, an amplifier biasing circuit that produces a constant Gm biasing signal for short channel amplifiers, and a multistage amplifier that advantageously incorporates embodiment of both... | 05/08/2012 |
| 8169255 | Offset cancellation current mirror and operating method thereof The present invention discloses an offset cancellation current mirror and method thereof. The offset cancellation current minor comprises a first current mirror, a second current minor, switches and resistors. The first current minor comprises two transistors and a ... | 05/01/2012 |
| 8138822 | Circuits and methods for calibrating switching current sources In one embodiment the present invention includes circuits and methods for calibrating switching current sources. A difference between a source current and a sink current is detected during a calibration phase. The difference is used to generate a digital signal to a... | 03/20/2012 |
| 8125265 | Temperature independent reference circuit A temperature independent reference circuit includes first and second bipolar transistors with commonly coupled bases. First and second resistors are coupled in series between the emitter of the second bipolar transistor and ground. The first and second resistors ha... | 02/28/2012 |
| 8125264 | Voltage generation circuit and semiconductor memory using the same The voltage generation circuit having a standard voltage generation circuit, a reference voltage, a minimum voltage setting circuit, and a voltage setting circuit that gradually sets voltage by switching a plurality of the gate transistors to switch a combination of... | 02/28/2012 |
| 8120414 | Low-noise current source A low noise current source includes first and second voltage input terminals. The current source further includes an amplifying device having an input terminal and an output terminal, where the output terminal is coupled to the second voltage input terminal via a lo... | 02/21/2012 |
| 8115536 | Self-oscillating switch circuit for use in a switching DC-DC converter A self-oscillating switch circuit for amplitude modulation dimming for dimming a LED load. The self-oscillating switch circuit comprises a high-power input terminal (S2) for supplying a first power to the load and a low-power input terminal (S1) for su... | 02/14/2012 |
| 8106706 | DC biasing circuit for a metal oxide semiconductor transistor A method for biasing a MOS transistor includes AC coupling an input signal from an amplifier stage to a gate of the MOS transistor. The method includes connecting a pair of diodes in an opposing parallel configuration to a bias transistor and a current source. Furth... | 01/31/2012 |
| 8106705 | Control circuit for PVT conditions of a module The electronic circuit comprises a functional module (10), a condition signaling module (20), a reference module (30) and a control circuit (40). The condition signaling module (20) generates an indication signal (Imeas) indicative... | 01/31/2012 |
| 8102200 | Current control circuit A current control circuit in accordance an exemplary aspect of the present invention includes a first transistor that controls a current flowing to a load, a first resistor through which a current flows according to a current flowing through the first transistor, a ... | 01/24/2012 |
| 8072259 | Voltage reference and supply voltage level detector circuits using proportional to absolute temperature cells N-channel field effect transistor Proportional To Absolute Temperature (N-PTAT) cells are connected to a first supply voltage and P-channel field effect transistor Proportional To Absolute Temperature (P-PTAT) cells are connected to a second supply voltage. A coupli... | 12/06/2011 |
| 8044708 | Reference voltage generator A reference voltage generator includes: a reference voltage source 1 that generates a direct-current voltage that is used as a reference; a low-pass filter 2 that is connected to an output node of the reference voltage source; a first voltage buffer ci... | 10/25/2011 |
| 8008965 | Device for supplying power to an intergrated circuit The device (12) is used for supplying power to a rapid clocking and/or a rapidly clocked integrated circuit (13), which has a circuit load (17) to be supplied with power and an internal capacity (15) connected parallel to the circuit load... | 08/30/2011 |
| 7999606 | Temperature independent reference circuit A temperature independent reference circuit includes first and second bipolar transistors with commonly coupled bases. First and second resistors are coupled in series between the emitter of the second bipolar transistor and ground. The first and second resistors ha... | 08/16/2011 |
| 7994847 | Reduced gain variation biasing for short channel devices An amplifier biasing circuit that reduces gain variation in short channel amplifiers, an amplifier biasing circuit that produces a constant Gm biasing signal for short channel amplifiers, and a multistage amplifier that advantageously incorporates embodiment of both... | 08/09/2011 |
| 7978005 | Reference current generator with low temperature coefficient dependence Embodiments of the invention describe a core circuit for a reference current generator circuit that biases a first transistor to source a first current and a second transistor parallel to the first transistor, biased to source a second current controlled by the firs... | 07/12/2011 |
| 7969236 | Reference current generator with low temperature coefficient dependence Embodiments of the invention describe a core circuit for a reference current generator circuit that biases a first transistor to source a first current and a second transistor parallel to the first transistor, biased to source a second current controlled by the firs... | 06/28/2011 |
| 7965131 | Bias voltage generation circuit and driver integrated circuit A bias voltage generation circuit includes a data holding section, a correction value storage section, a computing circuit, a voltage dividing circuit and a selection circuit. The data holding section holds a variable n-bit data value that is set from an exterior, w... | 06/21/2011 |
| 7949978 | Structure for system architectures for and methods of scheduling on-chip and across-chip noise events in an integrated circuit A design structure integrated circuit (IC) system architectures that allow for the reduction of on-chip or across-chip transient noise budgets by providing a means to avoid simultaneous high current demand events from at least two functional logic blocks, i.e., nois... | 05/24/2011 |
| 7944282 | Voltage generation circuit and semiconductor memory using the same The voltage generation circuit having a standard voltage generation circuit, a reference voltage, a minimum voltage setting circuit, and a voltage setting circuit that gradually sets voltage by switching a plurality of the gate transistors to switch a combination of... | 05/17/2011 |
| 7944280 | Bandgap reference generator utilizing a current trimming circuit A circuit for providing a bandgap voltage. The circuit includes a classic bandgap reference voltage generation circuit including first end second serially connected transistors acting as a current mirror to another portion of the classical bandgap reference circuit ... | 05/17/2011 |
| 7944281 | Constant reference cell current generator for non-volatile memories A reference current generation circuit generates a first branch current that varies by a first percentage in response to variations in a first supply voltage and variations in transistor threshold voltage. The first branch current is mirrored to create a correspondi... | 05/17/2011 |
| 7932771 | Semiconductor device A semiconductor device includes a semiconductor element including a current mirror circuit, a parasitic resistance formed at the current mirror circuit, and a connection terminal electrically connected to a part of the current mirror circuit via an electric conducto... | 04/26/2011 |
| 7915951 | Locally calibrated current source A microchip that can calibrate a plurality of circuits on the microchip with a current reference includes: at least a first circuit disposed on the microchip; at least a first local bias generation circuit, for generating a bias current that is input to the first ci... | 03/29/2011 |
| 7893754 | Temperature independent reference circuit A temperature independent reference circuit includes first and second bipolar transistors with commonly coupled bases. First and second resistors are coupled in series between the emitter of the second bipolar transistor and ground. The first and second resistors ha... | 02/22/2011 |
| 7888991 | Clock distribution network Some embodiments include apparatus and methods having a clock path with a combination of current-mode logic (CML) based and complementary metal-oxide semiconductor (CMOS) components. ... | 02/15/2011 |
| 7880531 | System, apparatus, and method for selectable voltage regulation Apparatuses, systems, and methods are disclosed for generating, regulating, and modifying various voltage levels on a semiconductor device using a current mirroring digital-to-analog voltage regulator. The voltage regulator operates by mirroring a reference current ... | 02/01/2011 |
| 7880532 | Reference voltage generating circuit There is provided a reference voltage generating circuit including: a first PN junction element (PN1) whose forward voltage is a first voltage V1; a second PN junction element (PN2) having a current density different from the first PN junction e... | 02/01/2011 |
| 7868685 | Electronic circuit device operable under power supply An electric circuit device operable under a power supply includes: a circuit; a first switch connected between the power supply and the circuit; a capacitor tending to produce a first leakage current; a second switch connected between the power supply and the capaci... | 01/11/2011 |
| 7859322 | Internal power-supply circuit An internal power-supply circuit generates an internal voltage based on a reference voltage, and has an external-power-supply terminal to which an external power-supply voltage having a first potential is applied during a normal operation and an external power-suppl... | 12/28/2010 |
| 7852141 | Circuit arrangement for selective generation of an analog current output value or an analog voltage output value A circuit arrangement is described for selectively generating an analog current output value or an analog voltage output value as a function of an analog input value. Optionally, the analog current output value or the analog voltage output value may also be a functi... | 12/14/2010 |
| 7852143 | Method for providing a very low reference current A system that includes: multiple transistors that comprise a first transistor that is maintained in a weak inversion state; wherein sources of the multiple transistors are coupled to a low current source; wherein drains of the multiple transistors are coupled to a v... | 12/14/2010 |
| 7852142 | Reference voltage generating circuit for use of integrated circuit An amplifying circuit receives an output from a comparator. The output is provided to each gate of first, second and third transistors. First and second resistors are connected in series. The first and second resistors and a first diode are connected to a drain of t... | 12/14/2010 |
| 7843253 | Reference voltage generating circuit and constant voltage circuit A reference voltage generating circuit for producing a predetermined reference voltage at an output node includes a depletion-type n-channel field-effect transistor serving as a first field-effect transistor having one node thereof coupled to a power supply voltage,... | 11/30/2010 |
| 7825719 | System and method for wideband phase-adjustable common excitation A power generator system and apparatus that uses a frequency synthesizer in conjunction with an oscillator to lock both frequency of a drive signal with a reference signal. The oscillator center frequency is different from the nominal generator frequency, and as a c... | 11/02/2010 |
| 7821330 | Method and apparatus for extending the lifetime of a semiconductor chip A circuit and a method for extending the lifetime of a semiconductor chip. The circuit including a voltage reference generator, a voltage switch, a threshold voltage regulator device and a threshold voltage monitor device tunes an automatic internal power supply. Th... | 10/26/2010 |
| 7816975 | Circuit and method for bias voltage generation A bias voltage generation circuit is provided which includes a voltage-to-current translation circuit configured to generate a first current that is positively related to a first voltage. A current mirror circuit is configured to generate a first bias voltage that i... | 10/19/2010 |
| 7812663 | Bandgap voltage reference circuit A bandgap voltage reference circuit includes an operational amplifier, a first transistor, a second transistor, a third transistor, a first resistor, a second resistor, a first diode, a second diode, and a divider. The first transistor, the second transistor, and th... | 10/12/2010 |
