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| Number | Title | Issue Date |
| 8188826 | Coil unit and electronic apparatus using the same A coil unit includes a coil formed by winding a coil wire, a wiring substrate, and a magnetic substance for receiving magnetic lines of force generated by the coil. The wiring substrate includes a connection terminal connected to both ends of the coil, an external c... | 05/29/2012 |
| 8188827 | Inductor component An inductor component has electrode portions, a winding portion in which a conductor is wound by three or more turns, and lead portions located at both ends of the winding portion and connecting the winding portion and the electrode portions. Winding intervals of th... | 05/29/2012 |
| 8188829 | Coil substrate structure, substrate holding structure, and switching power supply A coil substrate structure which enhances heat dissipation and fully secures a mounting area is provided. A coil substrate structure 100 comprises a first coil substrate 110 having a primary transformer coil part 41; a second coil substrate 1... | 05/29/2012 |
| 8188828 | Multilayer electronic component and electronic component module including the same A multilayer electronic component that can suppress the formation of projections and depressions on a surface, and an electronic component unit including the multilayer electronic component, are provided. In the multilayer electronic component, coil electrodes (8... | 05/29/2012 |
| 8183971 | 8-shaped inductor In a first aspect, the invention provides to a device comprising a substrate and an electrical conductor arranged between two terminals (A, B) and shaped for forming an inductor comprising at least two loops (1, 2) and arranged such that, at least locally, th... | 05/22/2012 |
| 8183969 | Coil component A coil component which can secure the insulation and strength of a ferrite core and reserve a winding region sufficiently is provided. By coating a surface of an Mn—Zn-based ferrite core with a glass film, this coil component can secure the insulation between the ... | 05/22/2012 |
| 8183970 | Integrated high frequency BALUN and inductors Integrated high frequency balanced-to-unbalanced transformers and inductors suitable for operation in high frequencies, such as radio frequencies. Embodiments disclosed give consideration to issues related to the layout of the top and bottom inductors for the minimi... | 05/22/2012 |
| 8179221 | High Q vertical ribbon inductor on semiconducting substrate A method of making a semiconductor device and devices thereof are provided. The semiconductor device (100) includes a semiconductor substrate (102) having opposing first and second surfaces (102a, 102b). The device further i... | 05/15/2012 |
| 8174349 | Electronic component and manufacturing method of electronic component A manufacturing method of electronic components includes forming a first insulation layer on a substrate, forming a plurality of passive elements on the first insulation layer, forming a second insulation layer on the passive elements, forming a plurality of conduct... | 05/08/2012 |
| 8169286 | Coil unit, method of manufacturing the same, and electronic instrument A coil unit includes a planar coil, a printed circuit board that includes a planar coil placement section that receives the planar coil, a protective sheet that is provided on a transmission side of the planar coil and protects the planar coil, and a magnetic sheet ... | 05/01/2012 |
| 8169285 | Semiconductor device with integrated coils A semiconductor device with a number of integrated coils is disclosed. In one embodiment, a first coil portion and a second coil portion are at least in part overlapping each other. Another embodiment provides a process for manufacturing a semiconductor device havin... | 05/01/2012 |
| 8169288 | Electronic component and method for making the same An electronic component that reduces resistance and prevents occurrence of an edge effect, includes a laminated body formed by stacking insulator layers. Conductor layers are linear conductors, and define coils included in the laminated body. The conductor layers fa... | 05/01/2012 |
| 8164408 | Planar transformer There is provided a planar transformer having a dual-bobbin structure. The planar transformer includes a core unit including a pair of cores that are electromagnetically coupled to each other, and a bobbin unit including an inner bobbin part and a board part. The in... | 04/24/2012 |
| 8159322 | Laminated coil A laminated coil includes a laminated body insulating layers and coil patterns are integrally stacked in a desired order, a coil formed by connecting the coil patterns, a pair of external electrodes provided at opposite ends of the laminated body, and an insulating ... | 04/17/2012 |
| 8149080 | Integrated circuit including inductive device and ferromagnetic material An integrated circuit includes a substrate and an inductive device on a first side of the substrate. The integrated circuit includes a first ferromagnetic material on a second side of the substrate opposite the first side. ... | 04/03/2012 |
| 8143986 | Inductor Parasitic capacitance between upper and lower adjacent wirings of an inductor using a multilayer wiring layer in an insulating film formed on a base substrate is reduced. An inductor is characterized by having one go-around of go-around wiring (A-B or B-C) formed in... | 03/27/2012 |
| 8143988 | Multilayer inductor This disclosure provides a multilayer inductor that includes a coil formed from coil electrodes each looping through a length of one turn and that is capable of preventing the occurrence of delamination. Each of a plurality of coil electrodes loops through a length ... | 03/27/2012 |
| 8143989 | Multilayer inductor This disclosure provides a multilayer inductor that has a built-in coil composed of coil conductors each having a length of one turn and that can suppress the occurrence of delamination. The inductor includes plural laminated magnetic layers. Coil conductors loop al... | 03/27/2012 |
| 8143987 | Stacked dual inductor structure The dual inductor structure can include a first inductor including a first plurality of coils. Each coil of the first plurality of coils can be disposed within a different one of a plurality of conductive layers. The coils of the first plurality of coils can be vert... | 03/27/2012 |
| 8138876 | On-chip integrated voltage-controlled variable inductor, methods of making and tuning such variable inductors, and design structures integrating such variable inductors On-chip integrated variable inductors, methods of making and tuning an on-chip integrated variable inductor, and design structures embodying a circuit containing the on-chip integrated variable inductor. The inductor generally includes a signal line configured to ca... | 03/20/2012 |
| 8130067 | High frequency semiconductor transformer A semiconductor transformer provides high frequency operation by forming the primary windings of the transformer around a section of magnetic material that has a hard axis that lies substantially parallel to the direction of the magnetic field generated by the prima... | 03/06/2012 |
| 8130068 | Planar inductor [Problems] To provide a planar inductor that can be easily designed in any size without restricting coil characteristics, that supplies the necessary power corresponding to the area when a pair of inductors are placed facing each other to carry out non-contac... | 03/06/2012 |
| 8102234 | Layered inductor A layered inductor is manufactured by layering “silver-based conductive layers” and “ferrite-based magnetic layers” and simultaneously firing these layers. The conductive layers are via-connected to form a helical coil. A shape of a cross sectional surface o... | 01/24/2012 |
| 8102232 | Variable inductor Provided herein is a variable inductor, comprising a substrate having a surface layer and an inner layer, a plurality of fixed inductors disposed on the substrate, a signal microstrip line serially connecting the fixed inductors to form a serial fixed inductor, a co... | 01/24/2012 |
| 8102235 | Coreless printed-circuit-board (PCB) transformers and operating techniques therefor Optimal operating techniques are disclosed for using coreless printed-circuit-board (PCB) transformers under (1) minimum input power conditions and (2) maximum energy efficiency conditions. The coreless PCB transformers should be operated at or near the ‘maximum i... | 01/24/2012 |
| 8102236 | Thin film inductor with integrated gaps A thin film inductor according to one embodiment includes one or more arms; one or more conductors passing through each arm; a first ferromagnetic yoke wrapping partially around the one or more conductors in a first of the one or more arms, the first ferromagnetic y... | 01/24/2012 |
| 8102233 | Coupled inductor with improved leakage inductance control An M-winding coupled inductor includes a first end magnetic element, a second end magnetic element, M connecting magnetic elements, and M windings. M is an integer greater than one. Each connecting magnetic element is disposed between and connects the first and seco... | 01/24/2012 |
| 8093981 | Laminated inductor with enhanced current endurance A laminated inductor includes a plurality of magnetic plates, each having a surface to which a high-permeability magnetic body is attached, and at least one spacer assembly interposed between the magnetic plates. The spacer assembly includes two magnetic boards havi... | 01/10/2012 |
| 8093983 | Narrowbody coil isolator Disclosed herein are various embodiments of narrowbody coil isolators containing multiple coil transducers, where integrated circuits are not stacked vertically over the coil transducers. The disclosed coil isolators provide high voltage isolation and high voltage b... | 01/10/2012 |
| 8093982 | Three dimensional inductor and transformer design methodology of glass technology An inductor or transformer for use in integrated circuit devices that includes a high-resistivity substrate. The inductor includes a plurality of conductive traces around the substrate forming a continuous conductive path from a first to a second port. The conductiv... | 01/10/2012 |
| 8077006 | Transmission line impedance transformer and related methods A transmission line impedance transformer may include a printed circuit board (PCB) having a dielectric layer and an electrically conductive layer thereon defining a medial interconnection portion, and first and second lateral loop portions extending laterally outwa... | 12/13/2011 |
| 8072304 | Noncontact power-transmission coil, portable terminal and terminal charging device, planar coil magnetic layer formation device, and magnetic layer formation method A noncontact power-transmission coil is provided. The noncontact power-transmission coil includes a planar coil and a magnetic layer. The planar coil is formed by winding a linear conductor in a spiral shape substantially in a single plane. The magnetic layer is for... | 12/06/2011 |
| 8072307 | Transformer A transformer may include a semiconductor layer coil, a trench coil connected with the semiconductor layer coil in parallel, and a metal layer coil opposing both of the semiconductor layer coil and the trench coil. The semiconductor layer coil and the trench coil ma... | 12/06/2011 |
| 8072305 | DC/DC converter Primary and secondary coils are provided in the first through section and a coil group is also provided in the second through section. Hence, the surface area over which the coil group extends within a plane which is perpendicular to the through sections is greater ... | 12/06/2011 |
| 8072306 | Electronic component A multilayer body is formed by laminating multiple insulating layers. External electrodes are provided on the opposed side surfaces of the multilayer body and extend in the z axis direction. Coil conductors are laminated together with the insulating layers and form ... | 12/06/2011 |
| 8068003 | Integrated circuits with series-connected inductors An integrated circuit inductor may have upper and lower loop-shaped line portions that are connected in series. The upper and lower portions may have 45° bends that form hexagonal or octagonal loops. Each loop portion may have one or more turns. Intervening metal-f... | 11/29/2011 |
| 8063729 | Mode-switching transformer A mode-switching transformer comprising a first line in common mode and a second line in differential mode, each line comprising two sections in series respectively coupled with one of the two sections of the other line and all sections having the same lengths, the ... | 11/22/2011 |
| 8058961 | Lead frame-based discrete power inductor A lead frame-based discrete power inductor is disclosed. The power inductor includes top and bottom lead frames, the leads of which form a coil around a single closed-loop magnetic core. The coil includes interconnections between inner and outer contact sections of ... | 11/15/2011 |
| 8058960 | Chip scale power converter package having an inductor substrate A chip scale power converter package having an inductor substrate and a power integrated circuit flipped onto the inductor substrate is disclosed. The inductor substrate includes a high resistivity substrate having a planar spiral inductor formed thereon. ... | 11/15/2011 |
| 8054153 | Variable inductor A variable inductor is provided, which includes a first lead having both ends to receive a pair of difference signals, a second lead having both ends to receive a pair of the difference signals, and a switch selectively supplying a pair of the difference signals to ... | 11/08/2011 |
