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Class Information
Number: 257/E29.346
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Semiconductors devices adapted for rectifying, amplifying, oscillating, or switching, capacitors, or resistors with at least one potential-jump barrier or surface barrier (epo) > Types of semiconductor device (epo) > Controllable only by variation of electric current supplied or only electric potential applied to electrode carrying current to be rectified, amplified, oscillated, or switched (epo) > Capacitor with potential barrier or surface barrier (epo) > Metal-insulator-semiconductor (e.g., mos capacitor) (epo) > Trench capacitor (epo)
Description: This subclass is indented under subclass E29.345. This subclass is substantially the same in scope as ECLA classification H01L29/94B.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619271 |
Deep trench device with single sided connecting structure and fabrication method thereof |
Nov. 17, 2009 |
| 7608506 |
Body-contacted semiconductor structures and methods of fabricating such body-contacted semiconductor structures |
Oct. 27, 2009 |
| 7588984 |
Method to define a transistor gate of a DRAM and the transistor gate using same |
Sep. 15, 2009 |
| 7563671 |
Method for forming trench capacitor and memory cell |
Jul. 21, 2009 |
| 7557013 |
Methods of forming a plurality of capacitors |
Jul. 7, 2009 |
| 7557012 |
Method for forming surface strap |
Jul. 7, 2009 |
| 7525142 |
Semiconductor device including a conductive layer buried in an opening and method of manufacturing the same |
Apr. 28, 2009 |
| 7439128 |
Method of creating deep trench capacitor using a P+ metal electrode |
Oct. 21, 2008 |
| 7420238 |
Semiconductor constructions |
Sep. 2, 2008 |
| 7405122 |
Methods for fabricating a capacitor |
Jul. 29, 2008 |
| 7402889 |
Semiconductor device and method for manufacturing the same |
Jul. 22, 2008 |
| 7402860 |
Method for fabricating a capacitor |
Jul. 22, 2008 |
| 7384842 |
Methods involving silicon-on-insulator trench memory with implanted plate |
Jun. 10, 2008 |
| 7344953 |
Process for vertically patterning substrates in semiconductor process technology by means of inconformal deposition |
Mar. 18, 2008 |
| 7335553 |
Method for forming trench capacitor and memory cell |
Feb. 26, 2008 |
| 7332392 |
Trench-capacitor DRAM device and manufacture method thereof |
Feb. 19, 2008 |
| 7326986 |
Trench memory |
Feb. 5, 2008 |
| 7326612 |
Method for fabricating a semiconductor structure |
Feb. 5, 2008 |
| 7320912 |
Trench capacitors with buried isolation layer formed by an oxidation process and methods for manufacturing the same |
Jan. 22, 2008 |
| 7315054 |
Decoupling capacitor density while maintaining control over ACLV regions on a semiconductor integrated circuit |
Jan. 1, 2008 |
| 7312115 |
Fabrication method for a semiconductor structure having integrated capacitors |
Dec. 25, 2007 |
| 7262452 |
Method of forming DRAM device having capacitor and DRAM device so formed |
Aug. 28, 2007 |
| 7256439 |
Trench capacitor array having well contacting merged plate |
Aug. 14, 2007 |
| 7250336 |
Method for fabricating a shadow mask in a trench of a microelectronic or micromechanical structure |
Jul. 31, 2007 |
| 7235453 |
Method of fabricating MIM capacitor |
Jun. 26, 2007 |
| 7232718 |
Method for forming a deep trench capacitor buried plate |
Jun. 19, 2007 |
| 7232719 |
Memories having a charge storage node at least partially located in a trench in a semiconductor substrate and electrically coupled to a source/drain region formed in the substrate |
Jun. 19, 2007 |
| 7214982 |
Semiconductor memory device and method of manufacturing the same |
May. 8, 2007 |
| 7211483 |
Memory device with vertical transistors and deep trench capacitors and method of fabricating the same |
May. 1, 2007 |
| 7208789 |
DRAM cell structure with buried surrounding capacitor and process for manufacturing the same |
Apr. 24, 2007 |
| 7071054 |
Methods of fabricating MIM capacitors in semiconductor devices |
Jul. 4, 2006 |
| 7030457 |
Capacitor and method for producing a capacitor |
Apr. 18, 2006 |
| 7019349 |
Semiconductor memory device with cap structure and method of manufacturing the same |
Mar. 28, 2006 |
| 7015526 |
Dynamic memory cell and method of manufacturing same |
Mar. 21, 2006 |
| 7009238 |
Deep-trench capacitor with hemispherical grain silicon surface and method for making the same |
Mar. 7, 2006 |
| 6998676 |
Double-gate structure fin-type transistor |
Feb. 14, 2006 |
| 6995451 |
Buried collar trench capacitor formed by LOCOS using self starved ALD nitride as an oxidation mask |
Feb. 7, 2006 |
| 6989561 |
Trench capacitor structure |
Jan. 24, 2006 |
| 6987042 |
Method of forming a collar using selective SiGe/Amorphous Si Etch |
Jan. 17, 2006 |
| 6984860 |
Semiconductor device with high frequency parallel plate trench capacitor structure |
Jan. 10, 2006 |
| 6979852 |
Variable capacitance |
Dec. 27, 2005 |
| 6977404 |
Trench DRAM with double-gated transistor and method of manufacturing the same |
Dec. 20, 2005 |
| 6974988 |
DRAM cell structure capable of high integration and fabrication method thereof |
Dec. 13, 2005 |
| 6956259 |
Semiconductor device and method of manufacturing the same |
Oct. 18, 2005 |
| 6955962 |
Deep trench capacitor having increased surface area |
Oct. 18, 2005 |
| 6946345 |
Self-aligned buried strap process using doped HDP oxide |
Sep. 20, 2005 |
| 6936879 |
Increased capacitance trench capacitor |
Aug. 30, 2005 |
| 6933192 |
Method for fabricating a trench having a buried dielectric collar |
Aug. 23, 2005 |
| 6930012 |
Semiconductor memory with trench capacitor and method of manufacturing the same |
Aug. 16, 2005 |
| 6930345 |
Increase in deep trench capacitance by a central ground electrode |
Aug. 16, 2005 |
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