H01L2924/1306

Distributed inductance integrated field effect transistor structure

A distributed inductance integrated field effect transistor (FET) structure, comprising a plurality of FETs. Each FET comprises a plurality of source regions, a gate region having a plurality of gate fingers extending from a gate bus bar, a drain region having a plurality of drain finger extending from a drain bus bar between the plurality of gate fingers, wherein the gate region controls current flow in a conductive channel between the drain region and source region. A first distributed inductor connects the gate regions of adjacent ones of the plurality of FETs; and a second distributed inductor connects the drain regions of adjacent ones of the plurality of FETs.

Semiconductor device and method of using a standardized carrier to form embedded wafer level chip scale packages

A semiconductor device includes a standardized carrier. A semiconductor wafer includes a plurality of semiconductor die and a base semiconductor material. The semiconductor wafer is singulated through a first portion of the base semiconductor material to separate the semiconductor die. The semiconductor die are disposed over the standardized carrier. A size of the standardized carrier is independent from a size of the semiconductor die. An encapsulant is deposited over the standardized carrier and around the semiconductor die. An interconnect structure is formed over the semiconductor die while leaving the encapsulant devoid of the interconnect structure. The semiconductor device is singulated through the encapsulant. Encapsulant remains disposed on a side of the semiconductor die. Alternatively, the semiconductor device is singulated through a second portion of the base semiconductor and through the encapsulant to remove the second portion of the base semiconductor and encapsulant from the side of the semiconductor die.

Semiconductor device and method of using a standardized carrier to form embedded wafer level chip scale packages

A semiconductor device includes a standardized carrier. A semiconductor wafer includes a plurality of semiconductor die and a base semiconductor material. The semiconductor wafer is singulated through a first portion of the base semiconductor material to separate the semiconductor die. The semiconductor die are disposed over the standardized carrier. A size of the standardized carrier is independent from a size of the semiconductor die. An encapsulant is deposited over the standardized carrier and around the semiconductor die. An interconnect structure is formed over the semiconductor die while leaving the encapsulant devoid of the interconnect structure. The semiconductor device is singulated through the encapsulant. Encapsulant remains disposed on a side of the semiconductor die. Alternatively, the semiconductor device is singulated through a second portion of the base semiconductor and through the encapsulant to remove the second portion of the base semiconductor and encapsulant from the side of the semiconductor die.

Semiconductor device and method of forming embedded wafer level chip scale packages

A semiconductor device includes a semiconductor die and an encapsulant deposited over and around the semiconductor die. A semiconductor wafer includes a plurality of semiconductor die and a base semiconductor material. A groove is formed in the base semiconductor material. The semiconductor wafer is singulated through the groove to separate the semiconductor die. The semiconductor die are disposed over a carrier with a distance of 500 micrometers (μm) or less between semiconductor die. The encapsulant covers a sidewall of the semiconductor die. A fan-in interconnect structure is formed over the semiconductor die while the encapsulant remains devoid of the fan-in interconnect structure. A portion of the encapsulant is removed from a non-active surface of the semiconductor die. The device is singulated through the encapsulant while leaving encapsulant disposed covering a sidewall of the semiconductor die. The encapsulant covering the sidewall includes a thickness of 50 μm or less.

Semiconductor device and method of forming embedded wafer level chip scale packages

A semiconductor device includes a semiconductor die and an encapsulant deposited over and around the semiconductor die. A semiconductor wafer includes a plurality of semiconductor die and a base semiconductor material. A groove is formed in the base semiconductor material. The semiconductor wafer is singulated through the groove to separate the semiconductor die. The semiconductor die are disposed over a carrier with a distance of 500 micrometers (μm) or less between semiconductor die. The encapsulant covers a sidewall of the semiconductor die. A fan-in interconnect structure is formed over the semiconductor die while the encapsulant remains devoid of the fan-in interconnect structure. A portion of the encapsulant is removed from a non-active surface of the semiconductor die. The device is singulated through the encapsulant while leaving encapsulant disposed covering a sidewall of the semiconductor die. The encapsulant covering the sidewall includes a thickness of 50 μm or less.

Semiconductor device having an embedded conductive layer for power/ground planes in Fo-eWLB

A semiconductor device has a first conductive layer and a semiconductor die disposed adjacent to the first conductive layer. An encapsulant is deposited over the first conductive layer and semiconductor die. An insulating layer is formed over the encapsulant, semiconductor die, and first conductive layer. A second conductive layer is formed over the insulating layer. A first portion of the first conductive layer is electrically connected to V.sub.SS and forms a ground plane. A second portion of the first conductive layer is electrically connected to V.sub.DD and forms a power plane. The first conductive layer, insulating layer, and second conductive layer constitute a decoupling capacitor. A microstrip line including a trace of the second conductive layer is formed over the insulating layer and first conductive layer. The first conductive layer is provided on an embedded dummy die, interconnect unit, or modular PCB unit.

Semiconductor device having an embedded conductive layer for power/ground planes in Fo-eWLB

A semiconductor device has a first conductive layer and a semiconductor die disposed adjacent to the first conductive layer. An encapsulant is deposited over the first conductive layer and semiconductor die. An insulating layer is formed over the encapsulant, semiconductor die, and first conductive layer. A second conductive layer is formed over the insulating layer. A first portion of the first conductive layer is electrically connected to V.sub.SS and forms a ground plane. A second portion of the first conductive layer is electrically connected to V.sub.DD and forms a power plane. The first conductive layer, insulating layer, and second conductive layer constitute a decoupling capacitor. A microstrip line including a trace of the second conductive layer is formed over the insulating layer and first conductive layer. The first conductive layer is provided on an embedded dummy die, interconnect unit, or modular PCB unit.

Reflector markers and systems and methods for identifying and locating them

Markers and related systems and methods are provided for localizing lesions within a patient's body, e.g., within a breast. The marker includes one or more photosensitive diodes for transforming light pulses striking the marker into electrical energy, one or more antennas, and a switch coupled to the photodiodes and antennas such that the light pulses cause the switch to open and close and modulate radar signals reflected by the marker back to a source of the signals. The antenna(s) may include one or more wire elements extending from a housing, one or more antenna elements printed on a substrate, or one or more chip antennas. Optionally, the marker may include a processor coupled to the photodiodes for identifying signals in the light pulses or one or more coatings or filters to allow selective activation of the marker.

Methods and Apparatus for Measuring Analytes Using Large Scale FET Arrays
20220340965 · 2022-10-27 ·

Methods and apparatus relating to very large scale FET arrays for analyte measurements. ChemFET (e.g., ISFET) arrays may be fabricated using conventional CMOS processing techniques based on improved FET pixel and array designs that increase measurement sensitivity and accuracy, and at the same time facilitate significantly small pixel sizes and dense arrays. Improved array control techniques provide for rapid data acquisition from large and dense arrays. Such arrays may be employed to detect a presence and/or concentration changes of various analyte types in a wide variety of chemical and/or biological processes. In one example, chemFET arrays facilitate DNA sequencing techniques based on monitoring changes in hydrogen ion concentration (pH), changes in other analyte concentration, and/or binding events associated with chemical processes relating to DNA synthesis.

Methods and Apparatus for Measuring Analytes Using Large Scale FET Arrays
20220340965 · 2022-10-27 ·

Methods and apparatus relating to very large scale FET arrays for analyte measurements. ChemFET (e.g., ISFET) arrays may be fabricated using conventional CMOS processing techniques based on improved FET pixel and array designs that increase measurement sensitivity and accuracy, and at the same time facilitate significantly small pixel sizes and dense arrays. Improved array control techniques provide for rapid data acquisition from large and dense arrays. Such arrays may be employed to detect a presence and/or concentration changes of various analyte types in a wide variety of chemical and/or biological processes. In one example, chemFET arrays facilitate DNA sequencing techniques based on monitoring changes in hydrogen ion concentration (pH), changes in other analyte concentration, and/or binding events associated with chemical processes relating to DNA synthesis.