Patent application number | Description | Published |
20080246015 | METHOD TO FORM HIGH EFFICIENCY GST CELL USING A DOUBLE HEATER CUT - Embodiments of the present invention provide a method that includes providing wafer including multiple cells, each cell including at least one emitter. The method further includes performing a lithographic operation in a word line direction of the wafer across the cells to form pre-heater element arrangements, performing a lithographic operation in a bit line direction of the wafer across the pre-heater element arrangements to form a pre-heater element adjacent each emitter, and performing a lithographic operation in the word line direction across a portion of the pre-heater elements to form a heater element adjacent each emitter. Other embodiments are also described. | 10-09-2008 |
20080258291 | Semiconductor Packaging With Internal Wiring Bus - A packaged semiconductor includes inner bond fingers, at least first and second semiconductor dies, and an interposer. The packaged semiconductor further includes wiring between the first and second semiconductor dies and the inner bond fingers, wiring between the interposer and the inner bond fingers, and wiring between the interposer and the first and second semiconductor dies. The wiring between the interposer and the first and second semiconductor dies thereby reduces the count of inner bond fingers needed for the wiring between the first and second semiconductor dies and the inner bond fingers. The interposer further provides indirect access to the inner bond fingers when the inner bond fingers are inaccessible by the first and second semiconductor dies. | 10-23-2008 |
20090017593 | METHOD FOR SHALLOW TRENCH ISOLATION - Methods for rounding the bottom corners of a shallow trench isolation structure are described herein. Embodiments of the present invention provide a method comprising forming a first masking layer on a sidewall of an opening in a substrate, removing, to a first depth, a first portion of the substrate at a bottom surface of the opening having the first masking layer therein, forming a second masking layer on the first masking layer in the opening, and removing, to a second depth, a second portion of the substrate at the bottom surface of the opening having the first and second masking layers therein. Other embodiments also are described. | 01-15-2009 |
20090212410 | STACK DIE PACKAGES - An integrated circuit package includes a substrate comprising a first contact. A first integrated circuit mechanically attached to the substrate. The first integrated circuit comprising a second contact. A first redistribution layer arranged on the first integrated circuit. The first redistribution layer includes a trace coupled to the second contact. A first wire connects the first contact to the second contact. A flip-chip integrated circuit comprises a third contact connected to the trace by a conductive bump. A second integrated circuit mechanically coupled to the flip-chip integrated circuit. The second integrated circuit comprises a fourth contact. A second wire connects the fourth contact to at least the second contact or the first contact. | 08-27-2009 |
20100140760 | ALPHA SHIELDING TECHNIQUES AND CONFIGURATIONS - Embodiments of the present disclosure provide an apparatus including a semiconductor die having a plurality of integrated circuit devices, a pad structure electrically coupled to at least one integrated circuit device of the plurality of integrated circuit devices via an interconnect layer, an electrically insulative layer disposed on the interconnect layer, a first shielding structure disposed in the electrically insulative layer and electrically coupled to the pad structure, an under-ball metallization (UBM) structure electrically coupled to the first shielding structure, and a solder bump electrically coupled to the UBM structure, the solder bump comprising a solder bump material capable of emitting alpha particles, wherein the first shielding structure is positioned between the solder bump and the plurality of integrated circuit devices to shield the plurality of integrated circuit devices from the alpha particles. Other embodiments may be described and/or claimed. | 06-10-2010 |
20100173452 | METHOD TO FORM HIGH EFFICIENCY GST CELL USING A DOUBLE HEATER CUT - Embodiments of the present invention provide a method that includes providing wafer including multiple cells, each cell including at least one emitter. The method further includes performing a lithographic operation in a word line direction of the wafer across the cells to form pre-heater element arrangements, performing a lithographic operation in a bit line direction of the wafer across the pre-heater element arrangements to form a pre-heater element adjacent each emitter, and performing a lithographic operation in the word line direction across a portion of the pre-heater elements to form a heater element adjacent each emitter. Other embodiments are also described. | 07-08-2010 |
20100301467 | WIREBOND STRUCTURES - Embodiments of the present disclosure provide an apparatus comprising a semiconductor die, a bond pad formed on the semiconductor die, the bond pad comprising aluminum (Al), a bonding material comprising gold (Au) coupled to the bond pad, the bonding material covering at least a portion of the bond pad, and a wire coupled to the bonding material, the wire comprising copper (Cu). Other embodiments may be described and/or claimed. | 12-02-2010 |
20110121444 | EMBEDDED CHIP PACKAGES - Embodiments of the present disclosure provide configurations for a semiconductor package and associated methods of fabricating the semiconductor package. A method of fabricating a semiconductor package includes attaching a semiconductor die to a first substrate, attaching a second substrate to the first substrate, wherein the semiconductor die is embedded in between the first substrate and the second substrate, and forming an electrically insulative structure to substantially encapsulate the semiconductor die, wherein forming the electrically insulative structure is performed subsequent to the second substrate being attached to the first substrate. Additional embodiments may be described and/or claimed. | 05-26-2011 |
20110148312 | INTEGRATED BUCK POWER SUPPLY ARCHITECTURES FOR LED-BASED DISPLAYS - A system includes a plurality of light emitting diodes (LEDs) and a control module configured to generate pulse width modulated (PWM) pulses to drive the LEDs. The LEDs and the control module are integrated in an integrated circuit (IC) package. | 06-23-2011 |
20110169163 | ATTACHING PASSIVE COMPONENTS TO A SEMICONDUCTOR PACKAGE - Embodiments of the present disclosure provide a method comprising forming an electrically conductive structure on a surface of a semiconductor die, attaching the semiconductor die to a substrate, forming a molding compound to encapsulate the semiconductor die, forming an opening in the molding compound, the opening to at least partially expose the electrically conductive structure, and electrically coupling a passive component to the electrically conductive structure through the opening in the molding compound. Other embodiments may be described and/or claimed. | 07-14-2011 |
20110175218 | PACKAGE ASSEMBLY HAVING A SEMICONDUCTOR SUBSTRATE - Embodiments of the present disclosure provide a method that includes providing a semiconductor substrate comprising a semiconductor material, forming a dielectric layer on the semiconductor substrate, forming an interconnect layer on the dielectric layer, attaching a semiconductor die to the semiconductor substrate, and electrically coupling an active side of the semiconductor die to the interconnect layer, the interconnect layer to route electrical signals of the semiconductor die. Other embodiments may be described and/or claimed. | 07-21-2011 |
20110180913 | METHOD OF STACKING FLIP-CHIP ON WIRE-BONDED CHIP - Some of the embodiments of the present disclosure provide apparatuses, systems, and methods for stacking chips. A first chip may be mounted on a substrate, wherein an active surface of the first chip faces away from the substrate, and wherein the first chip includes a plurality of bump pads located on the active surface of the first chip, and a wire may bond a first bump pad of the plurality of bump pads to the substrate. An intermediate layer may be disposed on at least a portion of the active surface of the first chip, and a via within the intermediate layer may extend to a second bump pad of the plurality of bump pads. A second chip may be disposed on the intermediate layer, wherein an active surface of the second chip faces towards the substrate, and wherein the second chip includes a third bump pad (i) located on the active surface of the second chip and (ii) aligned with the via formed in the intermediate layer. A corresponding bump may be disposed on one or more of (i) the second bump pad located on the active surface of the first chip and (ii) the third bump pad located on the active surface of the second chip, and within the via, wherein the corresponding bump electrically connects the second bump pad with the third bump pad. Other embodiments are also described and claimed. | 07-28-2011 |
20110186960 | TECHNIQUES AND CONFIGURATIONS FOR RECESSED SEMICONDUCTOR SUBSTRATES - Embodiments of the present disclosure provide a method comprising providing a semiconductor substrate having (i) a first surface and (ii) a second surface that is disposed opposite to the first surface, forming a dielectric film on the first surface of the semiconductor substrate, forming a redistribution layer on the dielectric film, electrically coupling one or more dies to the redistribution layer, forming a molding compound on the semiconductor substrate, recessing the second surface of the semiconductor substrate, forming one or more channels through the recessed second surface of the semiconductor substrate to expose the redistribution layer; and forming one or more package interconnect structures in the one or more channels, the one or more package interconnect structures being electrically coupled to the redistribution layer, the one or more package interconnect structures to route electrical signals of the one or more dies. Other embodiments may be described and/or claimed. | 08-04-2011 |
20110186992 | RECESSED SEMICONDUCTOR SUBSTRATES AND ASSOCIATED TECHNIQUES - Embodiments of the present disclosure provide a method, comprising providing a semiconductor substrate having (i) a first surface and (ii) a second surface that is disposed opposite to the first surface, forming one or more vias in the first surface of the semiconductor substrate, the one or more vias initially passing through only a portion of the semiconductor substrate without reaching the second surface, forming a dielectric film on the first surface of the semiconductor substrate, forming a redistribution layer on the dielectric film, the redistribution layer being electrically coupled to the one or more vias, coupling one or more dies to the redistribution layer, forming a molding compound to encapsulate at least a portion of the one or more dies, and recessing the second surface of the semiconductor substrate to expose the one or more vias. Other embodiments may be described and/or claimed. | 08-04-2011 |
20110186998 | RECESSED SEMICONDUCTOR SUBSTRATES - Embodiments of the present disclosure provide an apparatus comprising a semiconductor substrate having a first surface, a second surface that is disposed opposite to the first surface, wherein at least a portion of the first surface is recessed to form a recessed region of the semiconductor substrate, and one or more vias formed in the recessed region of the semiconductor substrate to provide an electrical or thermal pathway between the first surface and the second surface of the semiconductor substrate, and a die coupled to the semiconductor substrate, the die being electrically coupled to the one or more vias formed in the recessed region of the semiconductor substrate. Other embodiments may be described and/or claimed. | 08-04-2011 |
20110227223 | EMBEDDED DIE WITH PROTECTIVE INTERPOSER - Embodiments of the present disclosure provide a substrate having (i) a first laminate layer, (ii) a second laminate layer, and (iii) a core material that is disposed between the first laminate layer and the second laminate layer; and a die attached to the first laminate layer, the die having an interposer bonded to a surface of an active side of the die, the surface comprising (i) a dielectric material and (ii) a bond pad to route electrical signals of the die, the interposer having a via formed therein, the via being electrically coupled to the bond pad to further route the electrical signals of the die, wherein the die and the interposer are embedded in the core material of the substrate. Other embodiments may be described and/or claimed. | 09-22-2011 |
20120098127 | POWER/GROUND LAYOUT FOR CHIPS - Embodiments of the present disclosure provide a chip that comprises a base metal layer formed over a first semiconductor die and a first metal layer formed over the base metal layer. The first metal layer includes a plurality of islands configured to route at least one of (i) a ground signal or (ii) a power signal in the chip. The chip further comprises a second metal layer formed over the first metal layer. The second metal layer includes a plurality of islands configured to route at least one of (i) the ground signal or (ii) the power signal in the chip. | 04-26-2012 |
20120319231 | Microelectronic Device Including Shallow Trench Isolation Structures Having Rounded Bottom Surfaces - Methods for rounding the bottom corners of a shallow trench isolation structure are described herein. Embodiments of the present invention provide a method comprising forming a first masking layer on a sidewall of an opening in a substrate, removing, to a first depth, a first portion of the substrate at a bottom surface of the opening having the first masking layer therein, forming a second masking layer on the first masking layer in the opening, and removing, to a second depth, a second portion of the substrate at the bottom surface of the opening having the first and second masking layers therein. Other embodiments also are described. | 12-20-2012 |
20130026609 | PACKAGE ASSEMBLY INCLUDING A SEMICONDUCTOR SUBSTRATE WITH STRESS RELIEF STRUCTURE - An apparatus configured to be coupled onto a substrate, wherein the apparatus comprises a semiconductor substrate and the semiconductor substrate includes a plurality of trenches defined within a side of the semiconductor substrate. The apparatus further comprises an interconnect layer over portions of the side of the semiconductor substrate, wherein the portions of the side of the semiconductor substrate include the plurality of trenches defined within the side of the semiconductor substrate. Each trench is configured to respectively receive a solder ball to provide an interface between i) the interconnect layer and ii) the substrate to which the apparatus is to be coupled. | 01-31-2013 |
20130143366 | ALPHA SHIELDING TECHNIQUES AND CONFIGURATIONS - Embodiments of the present disclosure provide an apparatus including a semiconductor die having a plurality of integrated circuit devices, a pad structure electrically coupled to at least one integrated circuit device of the plurality of integrated circuit devices via an interconnect layer, an electrically insulative layer disposed on the interconnect layer, a first shielding structure disposed in the electrically insulative layer and electrically coupled to the pad structure, an under-ball metallization (UBM) structure electrically coupled to the first shielding structure, and a solder bump electrically coupled to the UBM structure, the solder bump comprising a solder bump material capable of emitting alpha particles, wherein the first shielding structure is positioned between the solder bump and the plurality of integrated circuit devices to shield the plurality of integrated circuit devices from the alpha particles. Other embodiments may be described and/or claimed. | 06-06-2013 |
20130147025 | METHOD OF STACKING FLIP-CHIP ON WIRE-BONDED CHIP - A first chip is mounted on a substrate and includes a plurality of bump pads located on an active surface of the first chip. A wire bonds a first bump pad to the substrate. An intermediate layer is disposed on a portion of the active surface of the first chip, and a via within the intermediate layer extends to a second bump pad. A second chip is disposed on the intermediate layer, and wherein the second chip includes a third bump pad located on an active surface of the second chip and aligned with the via formed in the intermediate layer. A corresponding bump is disposed on one or more of the second bump pad and the third bump pad, and within the via, wherein the corresponding bump electrically connects the second bump pad with the third bump pad. | 06-13-2013 |
20140041916 | METHODS OF MAKING PACKAGES USING THIN CU FOIL SUPPORTED BY CARRIER CU FOIL - In an embodiment, there is provided a method of creating a package, the method comprising: providing an initial substrate, wherein the initial substrate comprises a carrier foil, a functional copper foil, and an interface release layer between the carrier foil and the functional copper foil; building up copper portions on the functional copper foil; attaching a chip to a first copper portion; coupling the chip to a second copper portion; encapsulating at least the chip and the copper portions with a mold; and removing the carrier foil and interface release layer. | 02-13-2014 |
20140080285 | METHOD AND APPARATUS FOR FORMING SHALLOW TRENCH ISOLATION STRUCTURES HAVING ROUNDED CORNERS - Methods for rounding the bottom corners of a shallow trench isolation structure are described herein. Embodiments of the present invention provide a method comprising forming a first masking layer on a sidewall of an opening in a substrate, removing, to a first depth, a first portion of the substrate at a bottom surface of the opening having the first masking layer therein, forming a second masking layer on the first masking layer in the opening, and removing, to a second depth, a second portion of the substrate at the bottom surface of the opening having the first and second masking layers therein. Other embodiments also are described. | 03-20-2014 |
20140104924 | APPARATUS AND METHOD FOR REPAIRING RESISTIVE MEMORIES AND INCREASING OVERALL READ SENSITIVITY OF SENSE AMPLIFIERS - A memory includes a module and a demultiplexer. The module is configured to monitor outputs of sense amplifiers. Each of the outputs of the sense amplifiers is configured to be in a first state or a second state. The module is configured to determine that two or more of the outputs of the sense amplifiers are in a same state. The same state is the first state or the second state. The module is configured to output the state of the two or more outputs of the sense amplifiers. The demultiplexer is configured to provide the state of the two or more outputs of the sense amplifiers to a latch. | 04-17-2014 |
20140104926 | SYSTEMS AND METHODS FOR READING RESISTIVE RANDOM ACCESS MEMORY (RRAM) CELLS - A system including a resistive random access memory cell connected to a word line and a bit line and a pre-charge circuit configured to pre-charge the bit line to a first voltage with the word line being unselected. A driver circuit selects the word line at a first time subsequent to the bit line being charged to the first voltage. A comparator compares a second voltage on the bit line to a third voltage supplied to the comparator and generates an output based on the comparison. A latch latches the output of the comparator and generates a latched output. A pulse generator generates a pulse after a delay subsequent to the first time to clock the latch to latch the output of the comparator and generate the latched output. The latched output indicates a state of the resistive random access memory cell. | 04-17-2014 |
20140104927 | CONFIGURING RESISTIVE RANDOM ACCESS MEMORY (RRAM) ARRAY FOR WRITE OPERATIONS - A system includes a resistive random access memory cell and a driver circuit. The resistive random access memory cell includes a resistive element and a switching element, and has a first terminal connected to a bit line and a second terminal connected to a word line. The driver circuit is configured to apply, in response to selection of the resistive random access memory cell using the word line, a first voltage of a first polarity to the bit line to program the resistive random access memory cell to a first state by causing current to flow through the resistive element in a first direction, and a second voltage of a second polarity to the bit line to program the resistive random access memory cell to a second state by causing current to flow through the resistive element in a second direction. | 04-17-2014 |
20140104928 | METHOD AND APPARATUS FOR FORMING A CONTACT IN A CELL OF A RESISTIVE RANDOM ACCESS MEMORY TO REDUCE A VOLTAGE REQUIRED TO PROGRAM THE CELL - A cell of a resistive random access memory including a resistive element and an access device. The resistive element includes (i) a first electrode and (ii) a second electrode. The access device is configured to select and deselect the cell. The access device includes (i) a first terminal connected to a first contact and (i) a second terminal connected to a second contact. The second contact is connected to the second electrode of the resistive element via a third contact. The third contact includes (i) a first surface in contact with the second contact and (ii) a second surface in contact with the second electrode. The first surface defines a first surface area, and the second surface defines a second surface area. The first surface area is greater than the second surface area. | 04-17-2014 |
20140106508 | STRUCTURES EMBEDDED WITHIN CORE MATERIAL AND METHODS OF MANUFACTURING THEREOF - Embodiments of the present disclosure provide a method that comprises providing a first die having a surface comprising a bond pad to route electrical signals of the first die and attaching the first die to a layer of a substrate. The method further comprises forming one or more additional layers of the substrate to embed the first die in the substrate and coupling a second die to the one or more additional layers, the second die having a surface comprising a bond pad to route electrical signals of the second die. The second die is coupled to the one or more additional layers such that electrical signals are routed between the first die and the second die. | 04-17-2014 |
20140112057 | APPARATUS AND METHOD FOR REFORMING RESISTIVE MEMORY CELLS - A memory includes an array of memory cells, a first module and a second module. The first module is configured to compare a first state of a memory cell with a reference. The memory cell is in the array of memory cells. The second module is configured to, subsequent to a read cycle or a write cycle of the memory cell and based on the comparison, reform the memory cell to adjust a difference between the first state and a second state of the memory cell. | 04-24-2014 |
20140124961 | TECHNIQUES AND CONFIGURATIONS FOR RECESSED SEMICONDUCTOR SUBSTRATES - Embodiments of the present disclosure provide a method comprising providing a semiconductor substrate having (i) a first surface and (ii) a second surface that is disposed opposite to the first surface, forming a dielectric film on the first surface of the semiconductor substrate, forming a redistribution layer on the dielectric film, electrically coupling one or more dies to the redistribution layer, forming a molding compound on the semiconductor substrate, recessing the second surface of the semiconductor substrate, forming one or more channels through the recessed second surface of the semiconductor substrate to expose the redistribution layer; and forming one or more package interconnect structures in the one or more channels, the one or more package interconnect structures being electrically coupled to the redistribution layer, the one or more package interconnect structures to route electrical signals of the one or more dies. Other embodiments may be described and/or claimed. | 05-08-2014 |
20140170832 | RESISTIVE RANDOM ACCESS MEMORY AND METHOD FOR CONTROLLING MANUFACTURING OF CORRESPONDING SUB-RESOLUTION FEATURES OF CONDUCTIVE AND RESISTIVE ELEMENTS - A method including: forming a stack of resistive layers; prior to or subsequent to forming the stack of resistive layers, forming a conductive layer; applying a mask layer on the stack of resistive layers or the conductive layer; forming a first spacer on the mask layer; and etching away a first portion of the mask layer using the first spacer as a first mask to provide a remainder. The method further includes: forming a second spacer on the stack of the resistive layers or the conductive layer and the remainder of the mask layer; etching away a second portion of the remainder of the mask layer to form an island; and using the island as a second mask, etching the stack of the resistive layers to form a resistive element of a memory, and etching the conductive layer to form a conductive element of the memory. | 06-19-2014 |
20140284635 | INTEGRATED POWER SUPPLY ARCHITECTURE FOR LIGHT EMITTING DIODE-BASED DISPLAYS - An integrated circuit including a die of the integrated circuit, the die including an insulating layer, light emitting diodes, a semiconductor layer, and a control module. The insulating layer includes a first side and a second side. The second side is opposite to the first side. The light emitting diodes are arranged on the first side of the insulating layer. The semiconductor layer is arranged adjacent to the second side of the insulating layer. The light emitting diodes are connected to the semiconductor layer using connections from the first side of the insulating layer to the second side of the insulating layer. The control module is arranged on the semiconductor layer. The control module is configured to output pulse width modulated pulses to the light emitting diodes via the connections. | 09-25-2014 |
20150028422 | ANALOG CIRCUIT WITH IMPROVED LAYOUT FOR MISMATCH OPTIMIZATION - Embodiments include a semiconductor device comprising: a substrate; a first transistor formed on the substrate; and a second transistor formed on the substrate, wherein a common region of the semiconductor device forms (i) a drain region of the first transistor, and (ii) a source region of the second transistor, and wherein a gate region of the first transistor is electrically coupled to a gate region of the second transistor. | 01-29-2015 |
20150063004 | METHOD AND APPARATUS FOR REFORMING A MEMORY CELL OF A MEMORY - A memory including a memory cell and first and second modules. The memory cell has first and second states, where the second state is different than the first state. The first module, subsequent to an initial forming of the memory cell and subsequent to a read cycle or a write cycle of the memory cell, determines a first difference between the first state and a first predetermined threshold or a second difference between the first state and the second state. The second module, subsequent to the first module determining the first difference or the second difference, reforms the memory cell to reset and increase the first difference or the second difference. The second module, during the reforming of the memory cell, applies a first voltage to the memory cell. The first voltage is greater than a voltage applied to the memory cell during the read cycle or the write cycle. | 03-05-2015 |