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Class Information
Number: 257/603
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)
Description: Subject matter configured to operate in a manner in which an external voltage is applied in the reverse-conducting direction of the device junction with sufficient magnitude to cause the potential barrier at the junction to breakdown due to electrons or holes gaining sufficient speed to dislodge valence electrons and thus create more hole-electron current carriers by an avalanche process.


Sub-classes under this class:

Class Number Class Name Patents
257/604 Microwave transit time device (e.g., impatt diode) 67
257/605 With means to limit area of breakdown (e.g., guard ring having higher breakdown voltage) 74


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7439482 Automatic avalanche photodiode bias setting system based on unity-gain noise measurement Oct. 21, 2008
7436002 Surface-mountable radiation-emitting component Oct. 14, 2008
7427741 Bias control apparatus for avalanche photodiode and optical apparatus utilizing the bias control apparatus Sep. 23, 2008
7423859 System for protecting computer equipment from lightning voltage surges Sep. 9, 2008
7361942 Transient voltage suppression device Apr. 22, 2008
7279725 Vertical diode structures Oct. 9, 2007
7227204 Structure for improved diode ideality Jun. 5, 2007
7199403 Semiconductor arrangement having a MOSFET structure and a zener device Apr. 3, 2007
7170103 Wafer with vertical diode structures Jan. 30, 2007
7170104 Arrangement with p-doped and n-doped semiconductor layers and method for producing the same Jan. 30, 2007
7166875 Vertical diode structures Jan. 23, 2007
7091572 Fast recovery diode with a single large area p/n junction Aug. 15, 2006
7078783 Vertical unipolar component Jul. 18, 2006
7071537 Power device having electrodes on a top surface thereof Jul. 4, 2006
7038248 Diverse band gap energy level semiconductor device May. 2, 2006
7012308 Diode Mar. 14, 2006
7012276 Organic thin film Zener diodes Mar. 14, 2006
6979908 Input/output architecture for integrated circuits with efficient positioning of integrated circuit elements Dec. 27, 2005
6949815 Semiconductor device with decoupling capacitors mounted on conductors Sep. 27, 2005
6936868 Sequential mesa avalanche photodiode capable of realizing high sensitization and method of manufacturing the same Aug. 30, 2005
6900520 Semiconductor element and manufacturing method thereof May. 31, 2005
6897543 Electrically-programmable integrated circuit antifuses May. 24, 2005
6894324 Silicon-on-insulator diodes and ESD protection circuits May. 17, 2005
6885082 Semiconductor device with built in zener diode and resistor Apr. 26, 2005
6867436 Transient voltage suppression device Mar. 15, 2005
6861680 Silicon-on-insulator diodes and ESD protection circuits Mar. 1, 2005
6847045 High-current avalanche-tunneling and injection-tunneling semiconductor-dielectric-metal stable cold emitter, which emulates the negative electron affinity mechanism of emission Jan. 25, 2005
6822294 High holding voltage LVTSCR Nov. 23, 2004
6791161 Precision Zener diodes Sep. 14, 2004
6784520 Semiconductor devices constitute constant voltage devices used to raise internal voltage Aug. 31, 2004
6781161 Non-gated thyristor device Aug. 24, 2004
6768138 Diode element Jul. 27, 2004
6765266 Semiconductor device with peripheral portion for withstanding surge voltage Jul. 20, 2004
6730979 Recessed p-type region cap layer avalanche photodiode May. 4, 2004
6727524 P-n junction structure Apr. 27, 2004
6716714 Semiconductor diode and method for producing the same Apr. 6, 2004
6713937 Minitab rectifier for alternators Mar. 30, 2004
6696702 Silicon carbide semiconductor switching device Feb. 24, 2004
6686647 Gunn diode and method of manufacturing the same Feb. 3, 2004
6667547 High current capacity semiconductor device package and lead frame with large area connection posts and modified outline Dec. 23, 2003
6653670 Silicon-on-insulator diodes and ESD protection circuits Nov. 25, 2003
6649944 Silicon-on-insulator diodes and ESD protection circuits Nov. 18, 2003
6627975 Minitab rectifying diode package with two different types of diodes for alternators Sep. 30, 2003
6621138 Zener-like trim device in polysilicon Sep. 16, 2003
6605859 Buried Zener diode structure and method of manufacture Aug. 12, 2003
6597018 Semiconductor light emitter and flat panel display lighting system Jul. 22, 2003
6552413 Diode Apr. 22, 2003
6548868 ESD protection clamp with internal zener diode Apr. 15, 2003
6531744 Integrated circuit provided with overvoltage protection and method for manufacture thereof Mar. 11, 2003
6515345 Transient voltage suppressor with diode overlaying another diode for conserving space Feb. 4, 2003

1 2 3 4 5


 
 
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