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Class Information
Number: 257/605
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Avalanche diode (e.g., so-called "zener" diode having breakdown voltage greater than 6 volts) > With means to limit area of breakdown (e.g., guard ring having higher breakdown voltage)
Description: Subject matter in which the avalanche diode device is provided with means to limit the area of the device in which electrical breakdown occurs (e.g., a guard ring having a higher breakdown voltage than the area it surrounds).

Sub-classes under this class:

Class Number Class Name Patents
257/606 Subsurface breakdown 76

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8643104 Lateral diffusion metal oxide semiconductor transistor structure Feb. 4, 2014
8637875 Single photon IR detectors and their integration with silicon detectors Jan. 28, 2014
8633543 Electro-static discharge protection circuit and semiconductor device Jan. 21, 2014
8492866 Isolated Zener diode Jul. 23, 2013
8471293 Array of mutually insulated Geiger-mode avalanche photodiodes, and corresponding manufacturing process Jun. 25, 2013
8415765 Semiconductor device including a guard ring or an inverted region Apr. 9, 2013
8274080 Semiconductor wafer including guard ring patterns and process monitoring patterns Sep. 25, 2012
8217416 Light emitting device package and method for fabricating the same Jul. 10, 2012
8217436 Single photon avalanche diodes Jul. 10, 2012
8198651 Electro static discharge protection device Jun. 12, 2012
8188563 Shallow-trench-isolation (STI)-bounded single-photon CMOS photodetector May. 29, 2012
8138520 Bi-directional diode structure Mar. 20, 2012
8084815 Superjunction semiconductor device Dec. 27, 2011
8078998 Integrated circuits and methods of design and manufacture thereof Dec. 13, 2011
8035195 Semiconductor element Oct. 11, 2011
8026576 Wiring board Sep. 27, 2011
8004041 Semiconductor device for surge protection Aug. 23, 2011
7821099 Structure for low capacitance ESD robust diodes Oct. 26, 2010
7804143 Radiation hardened device Sep. 28, 2010
7781786 Semiconductor device having a heterojunction diode and manufacturing method thereof Aug. 24, 2010
7772677 Semiconductor device and method of forming the same having a junction termination structure with a beveled sidewall Aug. 10, 2010
7667242 Systems and methods for maximizing breakdown voltage in semiconductor devices Feb. 23, 2010
7649213 Semiconductor device Jan. 19, 2010
7638857 Structure of silicon controlled rectifier Dec. 29, 2009
7626214 Small-sized semiconductor device featuring protection circuit for MOSFET Dec. 1, 2009
7612371 Structure to monitor arcing in the processing steps of metal layer build on silicon-on-insulator semiconductors Nov. 3, 2009
7598593 N-type ohmic electrode for n-type group III nitride semiconductor, semiconductor light-emitting device with the electrode, and method for forming n-type ohmic electrode Oct. 6, 2009
7582918 Semiconductor device with enhanced breakdown voltage Sep. 1, 2009
7547586 Method of making a self aligned ion implanted gate and guard ring structure for use in a sit Jun. 16, 2009
7538367 Avalanche photodiode May. 26, 2009
7525178 Semiconductor device with capacitively coupled field plate Apr. 28, 2009
7521774 Semiconductor diode and method for the production thereof Apr. 21, 2009
7517762 Semiconductor device capable of preventing moisture-absorption of fuse area thereof and method for manufacturing the fuse area Apr. 14, 2009
7511357 Trenched MOSFETs with improved gate-drain (GD) clamp diodes Mar. 31, 2009
7485947 Zener diode and method for production thereof Feb. 3, 2009
7468533 Terraced film stack Dec. 23, 2008
7408206 Method and structure for charge dissipation in integrated circuits Aug. 5, 2008
7391093 Semiconductor device with a guard-ring structure and a field plate formed of polycrystalline silicon film embedded in an insulating film Jun. 24, 2008
7361942 Transient voltage suppression device Apr. 22, 2008
7279773 Protection device for handling energy transients Oct. 9, 2007
7135718 Diode device and transistor device Nov. 14, 2006
6940131 MOS ESD CDM clamp with integral substrate injection guardring and method for fabrication Sep. 6, 2005
6936868 Sequential mesa avalanche photodiode capable of realizing high sensitization and method of manufacturing the same Aug. 30, 2005
6936907 Lateral high-voltage semiconductor devices with surface covered by thin film of dielectric material with high permittivity Aug. 30, 2005
6933546 Semiconductor component Aug. 23, 2005
6838771 Semiconductor device having conductor layers stacked on a substrate Jan. 4, 2005
6803644 Semiconductor integrated circuit device and method of manufacturing the same Oct. 12, 2004
6784520 Semiconductor devices constitute constant voltage devices used to raise internal voltage Aug. 31, 2004
6747294 Guard ring structure for reducing crosstalk and latch-up in integrated circuits Jun. 8, 2004
6734520 Semiconductor component and method of producing it May. 11, 2004

1 2 3

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