Patent application number | Description | Published |
20140068932 | Magnetic Core Inductor Integrated with Multilevel Wiring Network - An inductor is integrated into a multilevel wiring network of a semiconductor integrated circuit. The inductor includes a planar magnetic core and a conductive winding. The conductive winding turns around in generally spiral manner on the outside of the planar magnetic core. The conductive winding is piecewise constructed of wire segments and of VIAs. The wire segments pertain to at least two wiring planes and the VIAs are interconnecting the at least two wiring planes. Methods for such integration, and for fabricating laminated planar magnetic cores are also presented. | 03-13-2014 |
20140071636 | Magnetic Core Inductor Integrated with Multilevel Wiring Network - An inductor is integrated into a multilevel wiring network of a semiconductor integrated circuit. The inductor includes a planar magnetic core and a conductive winding. The conductive winding turns around in generally spiral manner on the outside of the planar magnetic core. The conductive winding is piecewise constructed of wire segments and of VIAs. The wire segments pertain to at least two wiring planes and the VIAs are interconnecting the at least two wiring planes. Methods for such integration, and for fabricating laminated planar magnetic cores are also presented. | 03-13-2014 |
20140152278 | SYSTEMS AND METHODS FOR SWITCHED-INDUCTOR INTEGRATED VOLTAGE REGULATORS - Power controller includes an output terminal having an output voltage, at least one clock generator to generate a plurality of clock signals and a plurality of hardware phases. Each hardware phase is coupled to the at least one clock generator and the output terminal and includes a comparator. Each hardware phase is configured to receive a corresponding one of the plurality of clock signals and a reference voltage, combine the corresponding clock signal and the reference voltage to produce a reference input, generate a feedback voltage based on the output voltage, compare the reference input and the feedback voltage using the comparator and provide a comparator output to the output terminal, whereby the comparator output determines a duty cycle of the power controller. An integrated circuit including the power controller is also provided. | 06-05-2014 |
20140167898 | SYSTEMS AND METHODS FOR COUPLED POWER INDUCTORS - Power inductor has a magnetically isotropic core including two or more laminations. At least a first lamination can include anisotropic magnetic material having a first orientation of magnetic anisotropy. At least a second lamination can include anisotropic magnetic material having a second orientation of magnetic anisotropy, the second orientation being different than the first orientation. | 06-19-2014 |
20140203398 | Integrated Magnetic Core Inductors with Interleaved Windings - A coupled inductor topology for a thin-film magnetic core power inductor that enables efficient integrated power conversion. Coupled magnetic core inductors with interleaved windings inductors comprise magnetic films and partially or fully interleaved conductors. Methods described herein are suitable for integration into monolithic, chip stacking fabrication or other traditional semiconductor device fabrication techniques and equipment. Soft ferromagnetic materials exhibiting high permeability and low coercivity are deposited using thin-film techniques. A plurality of electrical conductors surround at least one ferromagnetic core giving rise to two or more windings. Windings are coupled to one another through magnetic core(s). Windings are used to control permeability, inductance and magnetic saturation, finding particular utility in high magnetic flux applications. | 07-24-2014 |
20150042400 | SYSTEMS AND METHODS FOR INTEGRATED VOLTAGE REGULATORS - A multi-chip module (MCM) is disclosed, which in some embodiments can include a packaging substrate, an interposer coupled to the substrate and having a power converter coupled to one or more vias, and a CMOS integrated circuit comprising one or more connecters aligned with and disposed proximate to the one or more vias to electrically couple the interposer to the integrated circuit. Methods of forming a voltage regulator on an interposer of a multi-chip module (MCM) are also provided. | 02-12-2015 |
20150125622 | SYSTEMS AND METHODS FOR HIGH AND ULTRA-HIGH VACUUM PHYSICAL VAPOR DEPOSITION WITH IN-SITU MAGNETIC FIELD - Systems and methods for high and ultra-high vacuum physical vapor deposition with in-situ magnetic field are disclosed herein. An exemplary method for depositing a film in an evacuated vacuum chamber can include introducing a sample into the vacuum chamber. The sample can be rotated. A magnetic field can be applied that rotates synchronously with the rotating sample. Atoms can be deposited onto the sample while the sample is rotating with the magnetic field to deposit a film while the magnetic field induces magnetic anisotropy in the film. | 05-07-2015 |