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Class 327/382 - Parasitic prevention or compensation (e.g., parasitic capacitance, etc.)


Subclass of Class 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
Definition: Subject matter including a circuit to alleviate detrimental
No. of patents: 172
Last issue date: 04/12/2011


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NumberTitleIssue Date
7924082Driving configuration of a switch
A driving circuit of a switch includes first and second transistors connected in series to each other and to relative intrinsic diodes in antiseries and driven by a driving device that includes at least one first and one second output terminal connected to the switc...
04/12/2011
7683695Circuits and methods for canceling signal dependent capacitance
Systems and methods for reducing the magnitude of signal dependent capacitance are provided. Capacitance canceling circuitry is operative to generate cancellation capacitance in response to the magnitude of a signal, which may be the same signal that produces the un...
03/23/2010
7554382Method for reducing insertion loss and providing power down protection for MOSFET switches
An FET switch comprising a single or parallel opposite polarity FETS is illustrated with wells that are driven from internal power rails. The internal power rails are logically coupled by other driving FET switches to, in one case, the higher of a positive power sup...
06/30/2009
7370300Systems and methods of simulating signal coupling
Systems and methods for simulating signal coupling in electronic devices are disclosed. In an exemplary implementation a computer program product executes a computer process to simulate a victim signal having a toggling bit pattern relative to a quiet culprit signal...
05/06/2008
7355782Systems and methods of controlling micro-electromechanical devices
An interference modulator (Imod) incorporates anti-reflection coatings and/or micro-fabricated supplemental lighting sources. An efficient drive scheme is provided for matrix addressed arrays of IMods or other micromechanical devices. An improved color scheme provid...
04/08/2008
7352207Output driver with common mode feedback
A complementary metal-oxide semiconductor output driver provides a differential output signal having a particular differential voltage swing and a particular common mode voltage to a differential output node for various types of load circuits coupled to the differen...
04/01/2008
7349282Power voltage supplier of semiconductor memory device
The present invention provides a power voltage supplier for stably supplying a noise-free power voltage without increasing a size of a reservoir capacitor by employing a sharing scheme of the reservoir capacitor. The power voltage supplier of a semiconductor memory ...
03/25/2008
7314445Integrated low-voltage transmit/receive switch for ultrasound imaging system
A low-voltage transmit/receive switch that acts to protect sensitive low-voltage electronics from high-voltage pulse signals used to drive an ultrasonic transducer. The low-voltage transmit/receive switch comprises a series resistor and a parallel MOSFET pair. The p...
01/01/2008
7295054Buffer capable of controlling slew rate in drive IC
The present invention relates generally to a buffer of a drive Integrated Circuit (IC) and, more particularly, to a buffer of a drive IC for driving a spatial light modulator that can meet a desired dynamic slew rate characteristic by controlling current that affect...
11/13/2007
7286005Supply voltage switching circuit
A supply voltage switching circuit for a computer includes a chipset, a first transistor, a second transistor, and a third transistor. The chipset includes a first MOSFET and a second MOSFET. A 5V system voltage and a 5V standby voltage are respectively inputted to ...
10/23/2007
7280435Switching circuitry for reconfigurable arrays of sensor elements
A device comprising an array of sensors that are reconfigurable by means of a switching network. The sensors may be optical, thermal or pressure sensors or ultrasonic transducers. More specifically, the device comprises: a multiplicity of sensor elements; a pluralit...
10/09/2007
7274242Pass transistors with minimized capacitive loading
A tracking switch includes an MOS switching transistor with a control terminal coupled to a CMOS inverter. The relative geometries of the transistors that make up the inverter are significantly imbalanced, resulting is substantially different drive strengths (i.e., ...
09/25/2007
7268606High-frequency signal switching
An electronic signal processing apparatus has a signal switch with a first and a second transistor of normally-on type, having main current channels coupled between an internal node and a switch input and output, respectively. A diode provides a switchable signal co...
09/11/2007
7268595System and method for compensating for the effects of process, voltage, and temperature variations in a circuit
A system and method for compensating for process, voltage, and temperature variations in a circuit is provided. A system includes an inverter having an input port, and an output port, and is configured to (i) receive an input signal, (ii) delay the received input si...
09/11/2007
7256068Semiconductor package assembly and method for electrically isolating modules
A semiconductor package assembly and method for electrically isolating modules, having a capacitor within the semiconductor package assembly. The package assembly and method are suitable for electrically isolating modules according to IEEE 1394. ...
08/14/2007
7233179Output stage interface circuit for outputting digital data onto a data bus
An output stage interface circuit (1) comprises a main bipolar transistor (Q1) coupling a data output terminal (5) to a first rail (2) to which the positive of the power supply voltage (VDD) is applied, and a substrate diffusio...
06/19/2007
7233515Integrated memory arrangement based on resistive memory cells and production method
An integrated memory arrangement based on resistive memory cells that can be changed over between a first state of high electrical resistance and a second state of low electrical resistance, each memory cell having an electrical additional capacitance that increases...
06/19/2007
7230453Output buffer providing multiple voltages
The present invention provides an output buffer providing multiple voltages including an arrangement of bootstrapping capacitors, and a charge replenishing mechanism which provides continuous pulses to the arrangement of bootstrapping capacitors, thereby, maintainin...
06/12/2007
7224194Output driver circuit
The present invention relates to an output driver circuit which exhibits a reduced variation in the slew rate of an output signal thereof, irrespective of a variation in temperature occurring during a process carried out by a semiconductor memory device, to which th...
05/29/2007
7221040Semiconductor package assembly and method for electrically isolating modules
A semiconductor package assembly and method for electrically isolating modules, having a capacitor within the semiconductor package assembly. The package assembly and method are suitable for electrically isolating modules according to IEEE 1394. ...
05/22/2007
7205822Control circuit for an inductive load driver
A control circuit for an inductive load driver includes a control block activated by a trigger signal and an output coupled to the control terminal of a power element. The control circuit includes an auxiliary current generator capable of delivering a current that i...
04/17/2007
7203111Method and apparatus for driver circuit in a MEMS device
An embodiment includes a first semiconductor element coupled between a precharge signal and a node, the first semiconductor element to allow current to flow from the precharge signal to the node when a positive voltage is present on the precharge signal, and a switc...
04/10/2007
7176566Semiconductor package assembly and method for electrically isolating modules
A semiconductor package assembly and method for electrically isolating modules, having a capacitor within the semiconductor package assembly. The package assembly and method are suitable for electrically isolating modules according to IEEE 1394. ...
02/13/2007
7176745Semiconductor device
The well voltage of a CMOS circuit having low-threshold-voltage MOSFETs is controlled when the power supply is turned on, during normal operation, and when the supply voltage is cut off. The CMOS circuit can thus operate stably with lower power consumption, because ...
02/13/2007
7166918Semiconductor package assembly and method for electrically isolating modules
A semiconductor package assembly and method for electrically isolating modules, having a capacitor within the semiconductor package assembly. The package assembly and method are suitable for electrically isolating modules according to IEEE 1394. ...
01/23/2007
7109765Programmable phase shift circuitry
A circuit provides a programmable phase shift feature, where the phase shift is programmably selectable by a user. This circuitry may be incorporated in a programmable logic device (PLD) or field programmable gate array (FPGA) to provide additional programmability f...
09/19/2006
7106125Method and apparatus to optimize receiving signal reflection
An input/output circuit in a receiving mode typically has disabled output buffers as well as other electrical components that provide significant receiver input capacities at high operating frequencies. A detection circuit detects the charging/discharging of the par...
09/12/2006
7106131Amplifying circuit
An amplifying circuit includes a differential amplifier having a positive input end, a negative input end, a positive output end, and a negative output end; a first input impedance coupled between the negative input end and a first input signal; a second input imped...
09/12/2006
7102465Frequency discrete LC filter bank
An inductive (“L”)-capacitive (“C”) filter bank has application for use in a television receiver. The LC filter includes inductors configured in at least one inductive (“L”) bank, and capacitors configured in at least one capacitive (“C”) bank. The i...
09/05/2006
7103522Methods for estimating the body voltage of digital partially depleted silicon-on-insulator circuits
Techniques for estimating a body voltage of one or more transistors which form digital partially depleted silicon-on-insulator circuit, and for using estimated voltages to analyze electrical properties of the circuit, are disclosed. In one technique, device models a...
09/05/2006
7098882Bidirectional shift register shifting pulse in both forward and backward directions
In forward direction pulse shift, by turning off a sixteenth transistor, a through-current is prevented from flowing between the fifth transistor and the seventh transistor. In backward direction pulse shift, by turning off the fifteenth transistor, a through-curren...
08/29/2006
7095266Circuit and method for lowering insertion loss and increasing bandwidth in MOSFET switches
A DC symmetrical FET switch includes second and third switches connecting the well of the symmetrical FET switch to the drains and the source when the symmetrical FET switch is on. When the three FET's are on, the well, source and drain of the symmetric FET switch a...
08/22/2006
7091584Semiconductor package assembly and method for electrically isolating modules
A semiconductor package assembly and method for electrically isolating modules, having a capacitor within the semiconductor package assembly. The package assembly and method are suitable for electrically isolating modules according to IEEE 1394. ...
08/15/2006
7092980Programming architecture for a programmable analog system
A programmable analog device that introduces on a single chip a set of tailored analog blocks and elements that can be configured and reconfigured in different ways to implement a variety of different analog functions. The analog blocks can be electrically coupled t...
08/15/2006
7088202Methods and apparatus for an improved discrete LC filter
A discrete inductive-capacitive (LC) filter selects between at least two inductor banks to tune the LC filter. The filter receives an input signal that includes one or more bands of frequencies. A control signal selects a band of frequencies for processing. A first ...
08/08/2006
7081786Level shifter and flat panel display
In a level shifter, first and second PMOS transistors are connected in series between first and second power sources for supplying first high level and low level voltages, respectively, and a capacitor is formed between a contact point of the first and second transi...
07/25/2006
7073129Automated selection of appropriate information based on a computer user's context
A system filters received messages (e.g., unsolicited advertisements) to determine if they are appropriate for a user based on the non-static, constantly evolving, context of the user. The system can track the user's context by monitoring various environmental param...
07/04/2006
7072157Electrostatic discharge protection circuit device
An electrostatic discharge protection circuit device is disclosed, which comprises a first electrostatic discharge protection circuit connected between a first external terminal and a first ground terminal, a second electrostatic discharge protection circuit connect...
07/04/2006
7033900Protection of integrated circuit gates during metallization processes
In one embodiment, a first transistor is configured to switch ON to discharge accumulated charges on an interconnect line during a metallization process. This advantageously protects a second transistor, which is coupled to the interconnect line, from charge buildup...
04/25/2006
7030915Signal processing apparatus
A signal transfer gain is prevented from being lowered by parasitic capacitance. A signal processing apparatus is provided which includes switches provided for a plurality of signal sources, a common line to which signals from the plurality of signal sources are seq...
04/18/2006
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