IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0797503
(2013-03-12)
|
등록번호 |
US-8707546
(2014-04-29)
|
발명자
/ 주소 |
- Singh, Vinit
- Babcock, Jacob
- Frysz, Christine A.
|
출원인 / 주소 |
|
대리인 / 주소 |
McDermott, Will & Emery LLP
|
인용정보 |
피인용 횟수 :
18 인용 특허 :
15 |
초록
▼
A multi-layer, multi-turn structure for an inductor having a plurality of conductor layers separated by layers of insulator is described. The inductor further comprises a connector electrically connected between the conductor layers. The structure of the inductor may comprise a cavity therewithin. T
A multi-layer, multi-turn structure for an inductor having a plurality of conductor layers separated by layers of insulator is described. The inductor further comprises a connector electrically connected between the conductor layers. The structure of the inductor may comprise a cavity therewithin. The structure of the inductor constructed such that electrical resistance is reduced therewithin, thus increasing the efficiency of the inductor. The inductor is particularly useful at operating within the radio frequency range and greater.
대표청구항
▼
1. A method of manufacturing an inductor, the method comprising the following steps: a) providing a first conductor and a second conductor, the first conductor and the second conductor being electrically conductive;b) positioning an insulator between the first conductor and the second conductor; and
1. A method of manufacturing an inductor, the method comprising the following steps: a) providing a first conductor and a second conductor, the first conductor and the second conductor being electrically conductive;b) positioning an insulator between the first conductor and the second conductor; andc) connecting electrically the first conductor and the second conductor with at least one connector, such that when an electrical current is propagated within at least the first conductor a magnetic flux is generated within the inductor when a change in at least one of a frequency, a magnitude, or a waveform shape of the propagated electrical current occurs, and wherein the inductor comprises a selectable inductor quality factor. 2. The method of claim 1 including generating an electromotive force when at least one of the frequency, the magnitude, or the waveform shape is changed. 3. The method of claim 2 including providing a magnitude of the magnetic flux proportional to the amount of change of at least one of the frequency, the magnitude, or the waveform shape of the electrical current. 4. The method of claim 1 including providing an electrical resistance of at least one of the first conductor or the second conductor is reducable when a cross-sectional area of a conducting skin depth within at least the first conductor or the second conductor is increased. 5. The method of claim 1 including providing a thickness of the first conductor about equal to a thickness of a skin depth of the first conductor at a given operating frequency. 6. The method of claim 1 including providing a thickness of the first conductor ranging from about 1.25 times to about 4 times a thickness of a skin depth of the first conductor at a given operating frequency. 7. The method of claim 1 including providing a thickness of the second conductor ranging from about 1.25 times to about 4 times a thickness of a skin depth of the second conductor at a given operating frequency. 8. The method of claim 1 including providing a first conductor thickness about the same as a second conductor thickness. 9. The method of claim 1 including providing a first conductor thickness different from a second conductor thickness. 10. The method of claim 1 including providing a thickness of a first skin depth of the first conductor about the same as a thickness of a second skin depth of the second conductor. 11. The method of claim 1 including providing a thickness of a first skin depth of the first conductor different than a thickness of a second skin depth of the second conductor. 12. The method of claim 1 including providing a thickness of the insulator less than about 5 cm. 13. The method of claim 1 including providing the inductor quality factor greater than about 5. 14. The method of claim 13 including defining the inductor quality factor by the equation Q=2πfLR where f is the frequency of operation, L is the inductance, and R is the total ohmic and radiative resistance. 15. The method of claim 1 including forming at least one of the first and second conductors from a thermally conductive material. 16. The method of claim 1 including providing the connector comprising at least one of a via, a solder, a tab, a wire, a pin, a rivet, a filled mesh structure, a conductive polymer, a conductive composite, a conductive adhesive, a liquid metal, or a foamed metal. 17. The method of claim 1 including electrically connecting the first conductor and the second conductor in parallel or series. 18. The method of claim 1 including forming a structure in which the first and second conductors are positioned in about a parallel orientation, a perpendicular orientation, or at an angular relationship with respect to each other. 19. The method of claim 1 including providing a third conductor and a fourth conductor electrically connected in parallel or series, wherein the first and second conductors are connected electrically in parallel or series and are further electrically connectable in series or parallel with the third and fourth conductors. 20. The method of claim 1 including connecting the inductor electrically within an electrical circuit operating at about 3 kHz or greater. 21. The method of claim 20 including selecting the electrical circuit from the group consisting of a mixer circuit, an impedance matching circuit, an upconverting mixer circuit, a downconverting mixer circuit, a modulator, a demodulator, a synthesizing circuit, a PLL synthesizing circuit, an amplifying circuit, an electrical driver circuit, an electrical detecting circuit, an RF log detector, an RF RMS detector, an electrical transceiver, a power controller, and combinations thereof. 22. The method of claim 1 including connecting the inductor electrically within an induction heating circuit. 23. The method of claim 1 including connecting a control circuit electrically with the inductor. 24. The method of claim 1 including providing at least one of the first and second conductors with at least a partial revolution. 25. The method of claim 1 including providing the first conductor or the second conductor having a material selected from the group consisting of copper, titanium, platinum, platinum and iridium alloys, tantalum, niobium, zirconium, hafnium, nitinol, cobalt-chromium-nickel alloys, stainless steel, gold, a gold alloy, palladium, carbon, silver, a noble metal, a conductive polymer, a conductive adhesive, a conductive composite, a liquid metal, a foamed metal, a conductive tape, a conductive ribbon, a conductive foil, a conductive leaf, a wire, a deposited metal, a biocompatible material, and combinations thereof. 26. The method of claim 1 including forming at least the insulator from an electrically insulative material. 27. The method of claim 1 including providing the insulator having an electrically insulative material selected from the group consisting of air, polystyrene, silicon dioxide, a biocompatible ceramic, a conductive dielectric material, a non-conductive dielectric material, a piezoelectric material, a pyroelectric material, a ferrite material, and combinations thereof. 28. The method of claim 1 including providing a first terminal electrically connected to the first conductor, a second terminal electrically connected to the second conductor and a third terminal electrically connected to a third conductor, each of the terminals comprising opposing left and right terminal ends, a gap residing between the respective left and right terminal ends. 29. The method of claim 28 including providing a first terminal via, having first and second terminal via ends, positioned between the first and second terminals, the first and second terminal via ends residing within the gaps of the first and second terminals. 30. The method of claim 1 including providing a switch electrically connected between the first conductor and the second conductor. 31. The method of claim 30 including providing the switch comprising a metal oxide semiconductor field effect transistor. 32. The method of claim 30 including providing a plurality of switches electrically connected to the terminal vias. 33. The method of claim 1 including providing a first electrical resistance of the first conductor not equal to a second electrical resistance of the second conductor. 34. A method of manufacturing an inductor structure, the method comprising the following steps: a) providing a first inductor subassembly comprising the following steps: i) providing a first conductor and a second conductor spaced apart from the first conductor, the first conductor and the second conductor being electrically conductive;ii) positioning a first insulator in a space between the first conductor and the second conductor;iii) connecting the first conductor and the second conductor electrically in parallel or series with a first connector;b) providing a second inductor subassembly comprising the following steps: i) providing a third conductor and a fourth conductor spaced apart from the third conductor, the third conductor and the fourth conductor being electrically conductive;ii) positioning a second insulator in a space between the third conductor and the fourth conductor; andiii) connecting electrically the third conductor and the fourth conductor electrically in parallel or series with a second connector; andc) connecting the first inductor subassembly electrically in series or parallel to the second inductor subassembly such that when an electrical current is propagated within at least the first conductor, a magnetic flux is generated within the inductor when a change in at least one of a frequency, a magnitude, or a waveform shape of the propagated electrical current occurs, and wherein the inductor comprises a selectable inductor quality factor. 35. The method of claim 34 including orienting the first conductor subassembly and the second inductor subassembly such that the first and second inductor subassemblies are positioned about parallel, about perpendicular, or at an angular relationship with respect to each other.
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