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Class Information
Number: 257/312
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Field effect device > Having insulated electrode (e.g., mosfet, mos diode) > Insulated gate capacitor or insulated gate transistor combined with capacitor (e.g., dynamic memory cell) > Voltage variable capacitor (i. e., capacitance varies with applied voltage)
Description: Subject matter wherein the device changes its capacitance depending on the amount of voltage applied thereto.

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8664691 Silicon photomultiplier with trench isolation Mar. 4, 2014
8614472 Systems and methods for adjusting ultra-small metal-oxide-metal capacitors Dec. 24, 2013
8592979 Semiconductor device conductive pattern structures and methods of manufacturing the same Nov. 26, 2013
8575533 High dynamic range imager circuit and method for reading high dynamic range image Nov. 5, 2013
8574984 Manufacturing method of semiconductor integrated circuit device Nov. 5, 2013
8569815 Semiconductor integrated circuit device and manufacturing method thereof Oct. 29, 2013
8564040 Inversion mode varactor Oct. 22, 2013
8558209 Memory cells having-multi-portion data storage region Oct. 15, 2013
8492823 High performance tapered varactor Jul. 23, 2013
8487406 On-chip capacitor structure Jul. 16, 2013
8436698 MEMS-based tunable filter May. 7, 2013
8242581 Mixed-gate metal-oxide-semiconductor varactors Aug. 14, 2012
8243417 Variable capacitor and electronic device Aug. 14, 2012
8227853 Semiconductor integrated circuit devices having conductive patterns that are electrically connected to junction regions Jul. 24, 2012
8207569 Intertwined finger capacitors Jun. 26, 2012
8178939 Interfacial barrier for work function modification of high performance CMOS devices May. 15, 2012
8174305 System, devices and methods for coupling qubits May. 8, 2012
8125021 Non-volatile memory devices including variable resistance material Feb. 28, 2012
8063426 Fast switching power insulated gate semiconductor device Nov. 22, 2011
8049302 On-chip capacitor structure with adjustable capacitance Nov. 1, 2011
8018009 Forming large planar structures from substrates using edge Coulomb forces Sep. 13, 2011
8013379 Semiconductor variable capacitor and method of manufacturing the same Sep. 6, 2011
7994563 MOS varactors with large tuning range Aug. 9, 2011
7989302 Methods of forming a hyper-abrupt P-N junction and design structures for an integrated circuit Aug. 2, 2011
7989922 Highly tunable metal-on-semiconductor trench varactor Aug. 2, 2011
7989868 MOS varactor and fabricating method of the same Aug. 2, 2011
7977722 Non-volatile memory with programmable capacitance Jul. 12, 2011
7960775 Method for manufacturing a memory element comprising a resistivity-switching NiO layer and devices obtained thereof Jun. 14, 2011
7952131 Lateral junction varactor with large tuning range May. 31, 2011
7910970 Programmable element and manufacturing method of semiconductor device Mar. 22, 2011
7902585 Linear variable voltage diode capacitor and adaptive matching networks Mar. 8, 2011
7884411 Area-efficient gated diode structure and method of forming same Feb. 8, 2011
7821053 Tunable capacitor Oct. 26, 2010
7821103 Counter-doped varactor structure and method Oct. 26, 2010
7804119 Device structures with a hyper-abrupt P-N junction, methods of forming a hyper-abrupt P-N junction, and design structures for an integrated circuit Sep. 28, 2010
7781821 Parallel varactor capacitor with varying capacitance Aug. 24, 2010
7772635 Non-volatile memory device with tensile strained silicon layer Aug. 10, 2010
7763953 Semiconductor device and method of manufacturing the same Jul. 27, 2010
7732851 Method for fabricating a three-dimensional capacitor Jun. 8, 2010
7728713 Accurate persistent nodes Jun. 1, 2010
7728377 Varactor design using area to perimeter ratio for improved tuning range Jun. 1, 2010
7728269 Photoarray for detecting time-dependent image data Jun. 1, 2010
7714355 Method of controlling the breakdown voltage of BSCRs and BJT clamps May. 11, 2010
7705423 Device having an array of embedded capacitors for power delivery and decoupling of high speed input/output circuitry of an integrated circuit Apr. 27, 2010
7700984 Semiconductor device including memory cell Apr. 20, 2010
7696604 Silicon germanium heterostructure barrier varactor Apr. 13, 2010
7696550 Bipolar switching PCMO capacitor Apr. 13, 2010
7635833 Electronic neutral density filter Dec. 22, 2009
7619273 Varactor Nov. 17, 2009
7612400 MIM device and electronic apparatus Nov. 3, 2009

1 2 3 4 5

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