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Class Information
Number: 438/549
Name: Semiconductor device manufacturing: process > Introduction of conductivity modifying dopant into semiconductive material > Diffusing a dopant > Single dopant forming plural diverse regions (e.g., forming regions of different concentrations or of different depths, etc.)
Description: Processes for permeating an electrically active impurity into multiple different localized areas which differ in the amount of impurity, the distance the impurity has to travel inwardly from the surface, or the like.

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8704325 Pixel sensors of multiple pixel size and methods of implant dose control Apr. 22, 2014
8679960 Technique for processing a substrate having a non-planar surface Mar. 25, 2014
8664100 Manufacturing high efficiency solar cell with directional doping Mar. 4, 2014
8629026 Source tip optimization for high voltage transistor devices Jan. 14, 2014
8575011 Method of fabricating a device with a concentration gradient and the corresponding device Nov. 5, 2013
8558643 Micromechanical device including N-type doping for providing temperature compensation and method of designing thereof Oct. 15, 2013
8515661 Watercraft automation and aquatic effort data utilization Aug. 20, 2013
8513642 Patterned doping of semiconductor substrates using photosensitive monolayers Aug. 20, 2013
8515660 Watercraft automation and aquatic effort data utilization Aug. 20, 2013
8513104 Methods of forming a floating junction on a solar cell with a particle masking layer Aug. 20, 2013
8510028 Watercraft automation and aquatic effort data utilization Aug. 13, 2013
8497570 Wafer, fabricating method of the same, and semiconductor substrate Jul. 30, 2013
8440547 Method and structure for PMOS devices with high K metal gate integration and SiGe channel engineering May. 14, 2013
8420517 Methods of forming a multi-doped junction with silicon-containing particles Apr. 16, 2013
8415239 Method for manufacturing a power semiconductor device Apr. 9, 2013
8399343 Method for the selective doping of silicon and silicon substrate treated therewith Mar. 19, 2013
8383498 Method for formation of tips Feb. 26, 2013
8354333 Patterned doping of semiconductor substrates using photosensitive monolayers Jan. 15, 2013
8349717 High voltage LDMOS Jan. 8, 2013
8343827 Semiconductor device and manufacturing method of the same Jan. 1, 2013
8334195 Pixel sensors of multiple pixel size and methods of implant dose control Dec. 18, 2012
8236676 Integrated circuit having doped semiconductor body and method Aug. 7, 2012
8178432 Semiconductor device and method for fabricating the same May. 15, 2012
8175131 Laser media with controlled concentration profile of active laser ions and method of making the same May. 8, 2012
8143094 Silicon carbide semiconductor device and manufacturing method thereof Mar. 27, 2012
8129216 Method of manufacturing solar cell with doping patterns and contacts Mar. 6, 2012
8093133 Transient voltage suppressor and methods Jan. 10, 2012
8071451 Method of doping semiconductors Dec. 6, 2011
8053343 Method for forming selective emitter of solar cell and diffusion apparatus for forming the same Nov. 8, 2011
8013381 Semiconductor device Sep. 6, 2011
7964485 Method of forming a region of graded doping concentration in a semiconductor device and related apparatus Jun. 21, 2011
7910466 Method of manufacturing high-voltage semiconductor device and low-voltage semiconductor device Mar. 22, 2011
7902020 Semiconductor device and method of manufacturing the same Mar. 8, 2011
7883973 Method of forming semiconductor wells Feb. 8, 2011
7846823 Masking paste, method of manufacturing same, and method of manufacturing solar cell using masking paste Dec. 7, 2010
7829377 Diamond medical devices Nov. 9, 2010
7807514 CCD with improved charge transfer Oct. 5, 2010
7790564 Methods for fabricating active devices on a semiconductor-on-insulator substrate utilizing multiple depth shallow trench isolations Sep. 7, 2010
7790517 Method of manufacturing semiconductor device Sep. 7, 2010
7790589 Method of providing enhanced breakdown by diluted doping profiles in high-voltage transistors Sep. 7, 2010
7737012 Manufacturing method of a semiconductor device Jun. 15, 2010
7674712 Patterning method for light-emitting devices Mar. 9, 2010
7659202 Triaxial through-chip connection Feb. 9, 2010
7659173 Method for manufacturing insulated-gate type field effect transistor Feb. 9, 2010
7648896 Deposited semiconductor structure to minimize n-type dopant diffusion and method of making Jan. 19, 2010
7605407 Composite stressors with variable element atomic concentrations in MOS devices Oct. 20, 2009
7598143 Method for producing an integrated circuit with a trench transistor structure Oct. 6, 2009
7598139 Single chip data processing device with embedded nonvolatile memory and method thereof Oct. 6, 2009
7592241 Semiconductor device having well with peak impurity concentrations and method for fabricating the same Sep. 22, 2009
7592228 Recessed clamping diode fabrication in trench devices Sep. 22, 2009

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