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Class Information
Number: 257/510
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Integrated circuit structure with electrically isolated components > Including dielectric isolation means > Combined with pn junction isolation (e.g., isoplanar, locos) > Dielectric in groove
Description: Subject matter wherein the electrical insulator material forming part of the isolation means is located in grooves in the semiconductor surface (e.g., LOCOS)










Sub-classes under this class:

Class Number Class Name Patents
257/520 Conductive filling in dielectric-lined groove (e.g., polysilicon backfill) 320
257/519 Including heavily doped channel stop region adjacent groove 175
257/521 Sides of grooves along major crystal planes (e.g., (111), (100) planes, etc.) 84
257/513 Vertical walled groove 385
257/515 With active junction abutting groove (e.g., "walled emitter") 117
257/517 With bipolar transistor structure 273
257/511 With complementary (npn and pnp) bipolar transistor structures 169
257/516 With passive component (e.g., resistor, capacitor, etc.) 290


Patents under this class:
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Patent Number Title Of Patent Date Issued
8709901 Method of forming an isolation structure Apr. 29, 2014
8710619 Semiconductor device and manufacturing method thereof Apr. 29, 2014
8710650 Semiconductor devices having through electrodes and methods of fabricating the same Apr. 29, 2014
8704332 Metal oxide semiconductor field effect transistor (MOSFET) gate termination Apr. 22, 2014
8692352 Semiconductor device and method for manufacturing the same Apr. 8, 2014
8692321 Semiconductor device and method for forming the same Apr. 8, 2014
8692266 Circuit substrate structure Apr. 8, 2014
8686512 Elevation of transistor channels to reduce impact of shallow trench isolation on transistor performance Apr. 1, 2014
8686534 Trench isolation structure and method for forming the same Apr. 1, 2014
8686535 Trench isolation implantation Apr. 1, 2014
8680646 Self-aligned carbon electronics with embedded gate electrode Mar. 25, 2014
8680624 Methods for forming barrier regions within regions of insulating material resulting in outgassing paths from the insulating material and related devices Mar. 25, 2014
8664742 Semiconductor substrates with undercut structures Mar. 4, 2014
8664723 Integrated circuit structures having base resistance tuning regions and methods for forming the same Mar. 4, 2014
8664050 Structure and method to improve ETSOI MOSFETS with back gate Mar. 4, 2014
8642452 Semiconductor-on-insulator device with asymmetric structure Feb. 4, 2014
8637375 Method of manufacturing a tunnel transistor and IC comprising the same Jan. 28, 2014
8637956 Semiconductor devices structures including an isolation structure Jan. 28, 2014
8633520 Semiconductor device Jan. 21, 2014
8633534 Transistor channel mobility using alternate gate dielectric materials Jan. 21, 2014
8629533 Pillars for vertical transistors Jan. 14, 2014
8624349 Simultaneous isolation trench and handle wafer contact formation Jan. 7, 2014
8609509 Superior integrity of high-k metal gate stacks by forming STI regions after gate metals Dec. 17, 2013
8610240 Integrated circuit with multi recessed shallow trench isolation Dec. 17, 2013
8604549 Multi-gate field-effect transistor with enhanced and adaptable low-frequency noise Dec. 10, 2013
8598654 MOSFET device with thick trench bottom oxide Dec. 3, 2013
8598676 Barrier structure Dec. 3, 2013
8587086 Self-aligned dual depth isolation and method of fabrication Nov. 19, 2013
8587085 Semiconductor device with trench isolation having a diffusion preventing film and manufacturing method thereof Nov. 19, 2013
8575716 Integrated circuit devices and methods of forming memory array and peripheral circuitry isolation Nov. 5, 2013
8569839 Semiconductor device and manufacturing method thereof Oct. 29, 2013
8569859 Display device and method of manufacturing the same Oct. 29, 2013
8552525 Semiconductor structures and devices and methods of forming the same Oct. 8, 2013
8552526 Self-aligned semiconductor trench structures Oct. 8, 2013
8552524 Semiconductor component with trench insulation and corresponding production method Oct. 8, 2013
8552491 Semiconductor devices semiconductor pillars and method of fabricating the same Oct. 8, 2013
8546908 High efficiency amplifier with reduced parasitic capacitance Oct. 1, 2013
8546909 Nonvolatile semiconductor memory device having air gap proximate to element isolation region and method of manufacturing the same Oct. 1, 2013
8536017 Method of manufacturing semiconductor device Sep. 17, 2013
8536674 Integrated circuit and method of fabricating same Sep. 17, 2013
8530286 Low power semiconductor transistor structure and method of fabrication thereof Sep. 10, 2013
8530999 Semiconductor component with isolation trench intersections Sep. 10, 2013
8525292 SOI device with DTI and STI Sep. 3, 2013
8525273 Integrated circuit devices including device isolation structures and methods of fabricating the same Sep. 3, 2013
8525245 eDRAM having dynamic retention and performance tradeoff Sep. 3, 2013
8525188 Shallow trench isolation structure and method for forming the same Sep. 3, 2013
8502308 Semiconductor device with a trench isolation and method of manufacturing trenches in a semiconductor body Aug. 6, 2013
8502384 Semiconductor device and manufacturing method thereof Aug. 6, 2013
8492846 Stress-generating shallow trench isolation structure having dual composition Jul. 23, 2013
8492868 Method, apparatus, and design structure for silicon-on-insulator high-bandwidth circuitry with reduced charge layer Jul. 23, 2013

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