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9041156 Semiconductor reference voltage generating device  
A reference voltage generating circuit has more than two first wells each having a first impurity concentration and more than two second wells each having a second impurity concentration different...
9035695 Semiconductor integrated circuit and electronic circuit  
A semiconductor integrated circuit and an integrated circuit, each of which includes multiple regions containing at least one switchable region to switch between supplying power and blocking power...
9024678 Current sensing circuit arrangement for output voltage regulation  
A circuit arrangement including a first transistor, a second transistor and a third transistor. The first transistor and the second transistor are configured so that the current flowing through...
9000857 Mid-band PSRR circuit for voltage controlled oscillators in phase lock loop  
A circuit generates a compensation signal that can remove noise in a VCO introduced by a supply signal (i.e., supply-side noise). The circuit includes two transistors connected in series. A...
8994448 Systems and methods for generation of internal chip supply bias from high voltage control line inputs  
Systems and methods for generating internal chip supply bias from high voltage control line inputs are presented. One of a plurality of the high voltage control lines is selected and accordingly...
8988143 Switchable current source circuit and method  
A switchable current source in which a reference voltage value to be used in driving the gate of an output transistor is sampled and stored. The reference voltage is derived using a reference...
8981840 Reduction in on-resistance in pass device  
A pass device configured from a common gate transistor, wherein an input voltage is applied to the source and an output at the drain is applied to a load. The input resistance of the pass device...
8957725 Energy saving circuit of computer  
Energy saving circuit of a computer is connected between a power supply and a motherboard. The energy saving circuit includes six electronic switches and a switch. When the computer is in the...
8928396 Electronic circuit and semiconductor device  
An electronic circuit includes: first circuits each including a first FET having a source supplied with at least one of a first voltage and a second voltage; and a second circuits each of which is...
8922272 System and method for voltage regulator-gating  
A system and method for adaptive activity management of on-chip voltage regulators based upon the workload information is provided to force each on-chip regulator to operate in its most...
8917137 Power supply circuit  
A power supply circuit to supply an internal voltage to an output node includes: a pull-up driver, in response to a result obtained by comparing the internal voltage to a first reference voltage,...
8884686 Direct current voltage output circuit and set top box  
When the conduction state of at least one MOS transistor of a PMOS transistor (P1) and NMOS transistor (N2) is switched to an off state, current which would be applied to the MOS transistor with a...
8866540 Biasing in CMOS inverter  
Biasing circuit for providing a supply voltage (Vdd) for an inverter based circuit. The biasing circuit is provided on a same die as the inverter based circuit, and includes a first shorted...
8854119 Regulated charge pump circuit  
A circuit includes a charge pump, a first level shifter, a second level shifter, a voltage follower and a current mirror. The charge pump is configured to generate a voltage difference between the...
8829983 Bias voltage control for an output driver  
An embodiment of an apparatus is disclosed. For this embodiment, an output driver and a bias voltage controller are included. The bias voltage controller is coupled to provide first and second...
8823445 Systems and methods for controlling power in semiconductor circuits  
A power control circuit includes a plurality of transistors coupled between a power supply node and a gated power supply node, wherein the gate electrode of a first transistor of the plurality of...
8810304 Adaptive power gating and regulation  
In one embodiment, an apparatus includes a power switch to provide a local power voltage at least one gated circuit based on a control signal. The apparatus also includes a delay sensor to provide...
8803593 Voltage discharge optimization  
One embodiment of an apparatus to control and sense a voltage through a single node can include a comparator to monitor single node voltage, a transistor to discharge voltage through the single...
8791685 Bandgap reference voltage generator  
Disclosed is a bandgap reference voltage generator insensitive to changes of process, voltage, and temperature. A bandgap reference voltage generator may detect current having characteristic of...
8791686 Constant output reference voltage circuit  
The voltage reference circuit includes: a first MOS transistor; a second MOS transistor including a gate terminal connected to a gate terminal of the first MOS transistor and having an absolute...
8779845 Semiconductor apparatus  
A semiconductor apparatus includes a control unit configured to generate a first pumping enable signal and a second pumping enable signal which are alternately enabled, in response to an active...
8766709 Semiconductor integrated circuit  
A semiconductor integrated circuit includes a first internal voltage generator including a PMOS and a first comparator, and a second internal voltage generator including an NMOS, a second...
8760219 Current providing circuit and voltage providing circuit  
A current providing circuit, for providing an output current at an output terminal, comprising: a current providing module, coupled to a first predetermined voltage level, for providing the output...
8736353 Power supply for localized portions of an integrated circuit  
System and method system for regulating voltage in a portion of an integrated circuit. An integrated circuit has a voltage input and at least a portion that is less than all of the integrated...
8729954 MOFSET mismatch characterization circuit  
A semiconductor device comprising a first inverter circuit including a first PMOS transistor and a first NMOS transistor, a drain electrode of the first PMOS transistor coupled to a drain...
8723594 Overcurrent protection circuit  
The semiconductor device includes: a first transistor controlled by a control signal; a sense voltage generating circuit for sensing current flowing through the first transistor, mirroring current...
8723529 Semiconductor device, test method, and test apparatus  
A semiconductor device includes; a first pad that receives an external voltage during a test, a second pad coupled to an external impedance during the test, a voltage-current converter coupled to...
8710913 Circuit arrangement and method for operating a circuit arrangement  
According to one aspect of this disclosure, a circuit arrangement is provided, the circuit arrangement including an electronic component coupled to at least one common power supply node and...
8704588 Circuit for generating a reference voltage  
A bandgap voltage reference circuit for generating a bandgap voltage reference. An embodiment comprises a current generator controlled by a first driving voltage for generating a first current...
8698551 Semiconductor device including a circuit configured to hold an offset voltage  
Provided is a semiconductor device which can operate stably even in the case where a transistor thereof is a depletion transistor. The semiconductor device includes a first transistor for...
8680834 Controller for, and method of controlling, a switched mode power converter  
A method is disclosed for controlling a DC-DC switched-mode power converter comprising a switch, the method comprising, while controlling the switch by a main control loop: detecting a step in a...
8680893 Circuits and techniques for load current control  
A connection device for connecting a load to a power supply, comprising at least first and second current control devices arranged in parallel between the power supply and the load, and a...
8665007 Dynamic power clamp for RFID power control  
A clamp circuit for an RFID tag includes a power supply node, a dynamic clamp coupled between the power supply node and ground, and an active clamp coupled between the power supply and ground,...
8648649 Voltage down converter  
A voltage down converter includes a first driver having a first input terminal configured to generate a first voltage by using an external voltage in response to a first driving signal being...
8638163 Semiconductor device and method of operating the semiconductor device  
A semiconductor device and a method of operating the semiconductor device. The semiconductor device includes a voltage generator configured to generate a test voltage, a graphene transistor...
8633723 Semiconductor apparatus  
A semiconductor apparatus according to aspects of the invention includes a power MOSFET including a main MOSFET and sensing MOSFET's. The main MOSFET and the sensing MOSFET's are formed on a...
8618847 Gate control circuit  
An integrated circuit for switching a transistor is disclosed. In some embodiments, an operational amplifier is configured to drive a transistor, and slew rate control circuitry is configured to...
8610493 Bias circuit and analog integrated circuit comprising the same  
Disclosed is a bias circuit which includes a bias voltage generating part configured to generate a bias voltage using a reference current and a variable current; a reference current source part...
8602645 Temperature detection system  
A temperature detection system includes a power semiconductor device, a chip temperature detection device for detecting a temperature of the power semiconductor device, loss-related characteristic...
8598948 Self biased low noise high PSRR constant gm for VCO  
A system and method for voltage controlled oscillator (VCO) biasing in low voltage circuits including low resistance elements that are especially susceptible to noise. In one embodiment, a poly...
8593214 Field device for process instrumentation  
A field device for process instrumentation having an interface for connecting a two-wire cable and for outputting measurement values, wherein the interface comprises a series circuit having a...
8587369 Down-converting voltage generating circuit  
A down-converting voltage generating circuit includes a reference voltage providing unit, an initial setting unit, a driving unit, and a driving force control unit. The reference voltage providing...
8581560 Voltage regulator circuit for generating a supply voltage in different modes  
A voltage regulator circuit comprises active and standby amplifiers, first and second transistors, and a capacitor. The active amplifier has a negative input connected to a first reference...
8575998 Voltage reference circuit with temperature compensation  
A voltage reference circuit with temperature compensation includes a power supply, a reference voltage supply, a first PMOS transistor with its source connected to the power supply voltage, a...
8564361 Semiconductor device and method of controlling the same  
A semiconductor device includes a regulator including an operational amplifier configured of a current mirror and generating the second voltage V2 from a first voltage V1; and a control circuit...
8552794 Constant-voltage circuit  
A constant-voltage circuit includes a first reference voltage generation unit which generates a reference voltage using a bandgap voltage of a bipolar transistor, a second reference voltage...
8547161 Transistor having asymmetric gate-voltage control  
Embodiments of a circuit, which includes a device and a switch, which is electrically coupled to the device, to control power applied to the device, are described. This switch includes a control...
8536935 Uniform power regulation for integrated circuits  
A system for uniform power regulation of an integrated circuit is disclosed. In each of a plurality of regions, the system includes a comparison circuit having a first input coupled to receive a...
8536934 Linear voltage regulator generating sub-reference output voltages  
A linear voltage regulator includes a pair of amplifiers. A first amplifier of the pair is used in conventional fashion to generate a regulated output voltage by controlling an impedance of a pass...
8525581 Power supply protection circuit and method  
A method of protecting a power supply voltage in an integrated circuit is disclosed. The method includes storing charge in a charge reservoir capacitor (142), receiving a power supply sample...