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Class Information
Number: 257/565
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Bipolar transistor structure
Description: Subject matter wherein the active solid-state device comprises at least one bipolar transistor.
Sub-classes under this class:
| Class Number |
Class Name |
Patents |
| 257/589 |
Avalanche transistor |
21 |
| 257/577 |
Including additional component in same, non-isolated structure (e.g., transistor with diode, transistor with resistor, etc.) |
346 |
| 257/566 |
Plural non-isolated transistor structures in same structure |
122 |
| 257/592 |
With base region having specified doping concentration profile or specified configuration (e.g., inactive base more heavily doped than active base or base region has constant doping concentration portion (e.g., epitaxial base)) |
449 |
| 257/591 |
With emitter region having specified doping concentration profile (e.g., high-low concentration step) |
114 |
| 257/578 |
With enlarged emitter area (e.g., power device) |
129 |
| 257/593 |
With means to increase current gain or operating frequency |
223 |
| 257/585 |
With means to increase inverse gain |
39 |
| 257/590 |
With means to reduce minority carrier lifetime (e.g., region of deep level dopant or region of crystal damage) |
71 |
| 257/586 |
With non-planar semiconductor surface (e.g., groove, mesa, bevel, etc.) |
333 |
| 257/587 |
With specified electrode means |
280 |
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7459766 |
Semiconductor bipolar transistor |
Dec. 2, 2008 |
| 7456487 |
Semiconductor device |
Nov. 25, 2008 |
| 7446376 |
IGBT cathode design with improved safe operating area capability |
Nov. 4, 2008 |
| 7442616 |
Method of manufacturing a bipolar transistor and bipolar transistor thereof |
Oct. 28, 2008 |
| 7439607 |
Beta control using a rapid thermal oxidation |
Oct. 21, 2008 |
| 7425754 |
Structure and method of self-aligned bipolar transistor having tapered collector |
Sep. 16, 2008 |
| 7423316 |
Semiconductor devices |
Sep. 9, 2008 |
| 7422952 |
Method of forming a BJT with ESD self protection |
Sep. 9, 2008 |
| 7420228 |
Bipolar transistor comprising carbon-doped semiconductor |
Sep. 2, 2008 |
| 7420227 |
Cu-metalized compound semiconductor device |
Sep. 2, 2008 |
| 7414298 |
Super self-aligned collector device for mono-and hetero bipolar junction transistors, and method of making same |
Aug. 19, 2008 |
| 7414261 |
Ballistic semiconductor device |
Aug. 19, 2008 |
| 7397109 |
Method for integration of three bipolar transistors in a semiconductor body, multilayer component, and semiconductor arrangement |
Jul. 8, 2008 |
| 7397108 |
Bipolar transistor |
Jul. 8, 2008 |
| 7394113 |
Self-alignment scheme for a heterojunction bipolar transistor |
Jul. 1, 2008 |
| 7378690 |
Method for forming patterns on a semiconductor device using a lift off technique |
May. 27, 2008 |
| 7372084 |
Low power bipolar transistors with low parasitic losses |
May. 13, 2008 |
| 7372117 |
Magneto-resistance transistor and method thereof |
May. 13, 2008 |
| 7354840 |
Method for opto-electronic integration on a SOI substrate |
Apr. 8, 2008 |
| RE40222 |
Electronic semiconductor power device with integrated diode |
Apr. 8, 2008 |
| 7352042 |
Radiation-emitting semiconductor device and method of manufacturing such a device |
Apr. 1, 2008 |
| 7342293 |
Bipolar junction transistors (BJTS) with second shallow trench isolation (STI) regions, and methods for forming same |
Mar. 11, 2008 |
| 7341920 |
Method for forming a bipolar transistor device with self-aligned raised extrinsic base |
Mar. 11, 2008 |
| 7339209 |
Integrated semiconductor structure including a heterojunction bipolar transistor and a Schottky diode |
Mar. 4, 2008 |
| 7329940 |
Semiconductor structure and method of manufacture |
Feb. 12, 2008 |
| 7327012 |
Bipolar Transistor Devices |
Feb. 5, 2008 |
| 7323390 |
Semiconductor device and method for production thereof |
Jan. 29, 2008 |
| 7307336 |
BiCMOS structure, method for producing the same and bipolar transistor for a BiCMOS structure |
Dec. 11, 2007 |
| 7303968 |
Semiconductor device and method having multiple subcollectors formed on a common wafer |
Dec. 4, 2007 |
| 7304333 |
Semiconductor device |
Dec. 4, 2007 |
| 7304334 |
Silicon carbide bipolar junction transistors having epitaxial base regions and multilayer emitters and methods of fabricating the same |
Dec. 4, 2007 |
| 7291536 |
Fabricating a self-aligned bipolar transistor having increased manufacturability |
Nov. 6, 2007 |
| 7291898 |
Selective and non-selective epitaxy for base integration in a BiCMOS process and related structure |
Nov. 6, 2007 |
| 7288827 |
Self-aligned mask formed utilizing differential oxidation rates of materials |
Oct. 30, 2007 |
| 7285469 |
Bipolar method and structure having improved BVCEO/RCS trade-off made with depletable collector columns |
Oct. 23, 2007 |
| 7276778 |
Semiconductor system functioning as thyristor in on-state, and as bipolar transistor in transient state or with overcurrent |
Oct. 2, 2007 |
| 7271428 |
Heterojunction bipolar transistor |
Sep. 18, 2007 |
| 7268412 |
Double polysilicon bipolar transistor |
Sep. 11, 2007 |
| 7268376 |
Bipolar transistor for increasing signal transfer efficiency and method of manufacturing the same |
Sep. 11, 2007 |
| 7265394 |
Spin tunnel transistor |
Sep. 4, 2007 |
| 7262484 |
Structure and method for performance improvement in vertical bipolar transistors |
Aug. 28, 2007 |
| 7262478 |
Semiconductor device and manufacturing method thereof |
Aug. 28, 2007 |
| 7247925 |
Semiconductor device and method for fabricating the same |
Jul. 24, 2007 |
| 7247924 |
Method of controlling grain size in a polysilicon layer and in semiconductor devices having polysilicon structures |
Jul. 24, 2007 |
| 7235851 |
Spin transistor and method thereof |
Jun. 26, 2007 |
| 7226835 |
Versatile system for optimizing current gain in bipolar transistor structures |
Jun. 5, 2007 |
| 7227235 |
Electrowetting battery having a nanostructured electrode surface |
Jun. 5, 2007 |
| 7221036 |
BJT with ESD self protection |
May. 22, 2007 |
| 7217988 |
Bipolar transistor with isolation and direct contacts |
May. 15, 2007 |
| 7217975 |
Lateral type semiconductor device |
May. 15, 2007 |
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