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7612603 Switching frequency control of switched capacitor circuit using output voltage droop  
A frequency control circuit including a controlled oscillator and an amplifier circuit is disclosed for providing a clock signal to a switched capacitor circuit which divides an input voltage to...
7605635 Threshold control circuitry for multiple current signal receivers  
Calibration circuitry and method for maintaining constant signal detection thresholds for multiple signal receivers that receive data signals in the form of current signals. A value of one of the...
7592855 Trimming circuit and semiconductor device  
A trimming circuit is disclosed. The trimming circuit includes a first trimming circuit having resistors and fuses, and a second trimming circuit having a resistor, an NMOS transistor, and a...
7586338 Increasing the availability and redundancy of analog current outputs  
There is described a method for increasing an availability and a redundancy of an analog current output as well as an analog current output with increased availability and redundancy. To improve...
7583130 Input biasing system for bracketing a floating power supply about an input signal  
An input biasing system for accommodating a floating power supply to the range of an input signal includes input terminals for receiving a input signal and a biasing circuit including a first...
7576600 Supply voltage switching circuit  
A supply voltage switching circuit for a computer includes a chipset, a first transistor and a second transistor. The chipset includes a first MOSFET and a second MOSFET. A 5V system voltage and a...
7576588 Quick turn on apparatus and method for a NMOSFET switch  
A quick turn on apparatus and method for a NMOSFET switch are used to maintain the gate voltage of the NMOSFET switch non-zero but not enough to turn on the NMOSFET switch, such that the NMOSFET...
7573317 Apparatus and methods for adjusting performance of integrated circuits  
A programmable logic device (PLD) includes a delay circuit and a body-bias generator. The delay circuit has a delay configured to represent a delay of user circuit implement in the PLD. The...
7554384 Methods and arrangements for generating a control signal for a power converter  
A “digital data stream,” “binary sequence” or word can be generated by a logic circuit such as a processor and the sequence can be converted to a series of pulses such that the content of...
7554383 Chip for non-contact reader/writer having power-supply management function  
The present invention relates to a semiconductor integrated-circuit device capable of seamlessly switching a power source obtained by rectifying a carrier wave and an external power source. The...
7545200 Leakage current compensated system  
A leakage current compensated multiplex driver system includes a multichannel mux having a predetermined leakage current at the switched side of each channel and a leakage current compensation...
7545199 Power supply circuit for oscillator of semiconductor memory device and voltage pumping device using the same  
Disclosed are a power supply circuit for an oscillator of a semiconductor memory device and a voltage pumping device using the same. In the power supply circuit, a voltage divider divides a voltage...
7525345 Swing limiter  
A swing limiter comprises a logic circuit including a first pull-up transistor and a first pull-down transistor connected between first and second nodes and which generate an output signal; a...
7521987 Multiple supply voltage select circuit for reduced supply voltage levels  
Multiple supply voltage select circuit for use with reduced supply voltage levels and method for using same are described. A first and second set of P-channel transistors are used for voltage...
7521986 Switch element driver circuit and semiconductor device  
Noise generation is reduced further. Oscillation control circuit 11 generates a modulation signal modulating oscillation frequency of an oscillation signal generated by oscillation circuit 12 ...
7511558 Semiconductor devices utilizing double gated fully depleted silicon on insulator MOS transistors  
A CMOS circuit in low-voltage implementation, low power-consumption implementation, high-speed implementation, or small-size implementation. In a circuit which uses a FD-SOI MOST where a back gate...
7509227 High-speed digital multiplexer  
A high-speed digital multiplexer is disclosed, The multiplexer includes a plurality of input pins for receiving a plurality of digital input signals ad switching circuitry coupled to the input...
7501883 Apparatus and method for generating internal voltage adaptively from external voltage  
Provided are an apparatus and method for generating an internal voltage adaptively with respect to an external supply voltage. The apparatus includes a class detector and an internal voltage...
7499348 Apparatus for sensing data of semiconductor integrated circuit  
An apparatus includes a plurality of first driving signal driving units, and generates a first driving signal by driving an input signal, a plurality of second driving signal driving units, each of...
7499007 Maximizing efficiency of battery-powered LED drivers  
An apparatus and method is provided for optimizing LED driver efficiency. The present invention offers low cost solutions for powering LEDs while minimizing overall power dissipation in devices...
7493505 MCU with low power mode of operation  
A low power system is disclosed for working in conjunction with a digital circuit that is disposed between positive and negative terminals. The system includes an internal voltage generator for...
7489181 Circuit which can be programmed using a resistor and which has a reference current source  
A circuit configured to be programmed using a resistor includes an output terminal, a reference voltage source, a first circuit, and a current mirror arrangement. The output terminal is configured...
7474757 Circuit and method for providing an auto-off and/or auto-on capability for an audio device  
A circuit (FIGS. 2 A- 2 D) and method of providing an auto-on and/or auto-off capability for an audio device, of a type having an audio plug ( 14 ) which mates with the output jack of an audio...
7466191 Self reverse bias low-power high-performance storage circuitry and related methods  
An integrated circuit is provided comprising a first NMOS transistor; a first PMOS transistor; a second NMOS transistor; a second PMOS transistor; a first bias voltage node coupled to a first...
7463081 Internal voltage generator and internal clock generator including the same, and internal voltage generating method thereof  
An internal voltage generator that generates an internal voltage for a Delay Locked Loop (DLL) and an internal clock generator including the same, and an internal voltage generating method for a...
7460416 Voltage supply circuit and semiconductor memory  
Each of first and second differential amplifiers has a function of increasing a bias current in response to the activation of a drivability control signal. A first driving circuit connects an...
7449973 Semiconductor circuit for reducing flicker noise  
A semiconductor circuit for reducing flicker noise includes a negative-conductance generator and a body bias voltage supplying circuit. The negative-conductance generator includes a pair of...
7446593 Power supply with programmable fuse for mode selection  
A voltage regulator operable as a voltage follower while a fusible link is closed and in a regulated voltage mode when the fusible link becomes open. The voltage regulator can be formed on...
7443231 Low power reference voltage circuit  
A circuit for providing a reference voltage includes a bandgap reference circuit, the bandgap reference circuit providing a first reference voltage and a data storage. The data storage stores a...
7443228 Leakage current prevention circuit  
A leakage current prevention circuit for preventing a power source from being affected by leakage current includes a first transistor, and a second transistor. A gate of the first transistor...
7443195 Method of transparently reducing power consumption of a high-speed communication link  
A method of reducing power consumption while maintaining performance characteristics and avoiding costly over-design of a high-speed communication link embedded in an SOC is provided. The method...
7437582 Power control in a data flow processing architecture  
Method and system for dynamically adjusting performance of circuitry blocks are described. A first circuit domain is coupled to an interim storage device. The first circuit domain includes a first...
7417488 Regulation circuit for inductive charge pump  
Embodiments of an inductive charge pump are generally described herein. Other embodiments may be described and claimed.
7400483 Method and apparatus providing final test and trimming for a power supply controller  
A power supply controller having final test and trim circuitry. In one embodiment, a power supply controller for switched mode power supply includes a selector circuit, a trim circuit, a shutdown...
7394305 High-voltage pump switching circuit including ramp and discharge  
A regulator for regulating the output from a high-voltage pump, Vpump, to provide a regulated load voltage, Vpp, to a load in MOSFET integrated circuits. The regulator includes a MOSFET switch...
7386740 Method for efficient supply of power to a microcontroller  
A method and a system for supplying power to a microcontroller with a single cell. One embodiment of the present invention discloses incorporation of a power supply pump circuit with the...
7385434 Circuit for preventing latch-up in DC-DC converter  
There is provided a circuit for preventing latch-up in a DC-DC. The circuit for preventing a latch-up phenomenon in a DC-DC converter, the DC-DC converter having a first and a second DC-DC...
7372316 Temperature compensated reference current generator  
A first order temperature compensated reference current generator includes a current device providing a controlled current, a startup circuit connected to the current device for initiating...
7368975 Methods and apparatus for reduced hardware multiple variable voltage generator  
A circuit is described that generates multiple voltages each having a common reference point. The circuit uses a feedback control loop to generate a center voltage, a first voltage generator, and a...
7365572 Multipath input buffer circuits  
Provided is a multi-path input buffer circuit, which passes a signal input to a semiconductor device through different paths in consideration of the voltage level of the input signal. The...
7365571 Input buffer with wide input voltage range  
The input buffer is driven by a data input/output supply voltage. The input buffer generates an output signal from an input signal that swings between the data input/output supply voltage and a...
7362161 Power supply switching circuit, data processing device, and method of controlling data processing device  
A power supply switching circuit includes a detection circuit which detects a reduction in a voltage level of the main power supply and outputs a detection signal; a first switch circuit which...
7358792 Discharge device and DC power supply system  
A discharge device and DC power supply system for preventing erroneous operation of a series regulator. The discharge circuit includes a voltage comparison circuit for comparing input power supply...
7355467 Physical layers  
Improvements to the physical layer are provided, for example a test circuit that does not introduce further skew into critical clock signals. A boundary scan test circuit is also provided used to...
7352234 Current control technique  
An output driver circuit and current control technique to facilitate high-speed buses with low noise is used to interface with high-speed dynamic RAMs (DRAMs). The architecture includes the...
7349681 Self-biased high-speed receiver  
A self-biased high-speed receiver is described. The receiver is powered by one power supply with the core operation voltage and one power supply with the IO operation voltage. The receiver is...
7342434 Semiconductor device including capacitor having decoupling capacity  
A capacitor has a MOS gate structure in which a gate insulating film is held between a gate terminal and a ground terminal as a dielectric. A switch unit is connected between the gate terminal and...
7332956 Method to avoid device stressing  
A system for protecting a weak device operating in micro-electronic circuit that includes a high voltage power supply from high voltage over stressing prevents the weak device from failing during...
7332954 Eased gate voltage restriction via body-bias voltage governor  
An arrangement, to ease restriction upon gate voltage (Vgg) magnitudes for a dynamic threshold MOS (DTMOS) transistor, may include: an MOS transistor including a gate and a body; and a...
7332763 Selective coupling of voltage feeds for body bias voltage in an integrated circuit device  
An integrated circuit device having a body bias voltage mechanism. The integrated circuit comprises a resistive structure disposed therein for selectively coupling either an external body bias...