Patent US6850127B2 successfully refreshed from Google Patents.
US6850127B2
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US
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Laminated electronic component
Assignee: Toko Inc
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Filing: 2002-05-24
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Granted: 2005-02-01
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Expires: 2022-05-24
Abstract
Abstract A laminated electronic component in which insulating layers and conductive patterns are stacked to form a filter and a balun within the stacked body to connect the filter and the balun between an unbalanced terminal and a pair of balanced terminals.
Inventors
- 👤 Mitsuo Sakakura
- 👤 Shigeru Komiyama
- 👤 Masahide Takashima
- 👤 Yoshinori Itoh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:49
CPC Classifications
H; H03; H03H; H03H7/00; H03H7/01; H03H7/09; H03H7/17; H03H7/1708; H03H7/1741; H03H7/1766; H03H7/42; H03H1/00; H03H2001/0021; H03H2001/0085
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
47 words
A laminated electronic component in which insulating layers and conductive patterns are stacked to form a filter and a balun within the stacked body to connect the filter and the balun between an unbalanced terminal and a pair of balanced terminals wherein the filter is band-pass filter.
Claim 2
Dependent Claim
47 words
A laminated electronic component in which insulating layers and conductive patterns are stacked to form a filter and a balun within the stacked body to connect the filter and the balun between an unbalanced terminal and a pair of balanced terminals wherein the filter is band-pass filter.
Claim 3
Dependent Claim
67 words
A laminated electronic component in which insulating layers and conductive patterns are stacked to form a filter and a balun within the stacked body to connect the filter and the balun between an unbalanced terminal and a pair of balanced terminals, wherein the filter and the balun are formed within the stacked body in the state laterally shifted so that they are not overlaid with each other.
Claim 4
Dependent Claim
67 words
A laminated electronic component in which insulating layers and conductive patterns are stacked to form a filter and a balun within the stacked body to connect the filter and the balun between an unbalanced terminal and a pair of balanced terminals, wherein the filter and the balun are formed within the stacked body in the state laterally shifted so that they are not overlaid with each other.
Claim 5
Dependent Claim
32 words
A laminated electronic component according to claim 2 , wherein a coil or coils constituting the filter and coils constituting the balun are disposed in the state shifted in a stacking direction.
Claim 6
Dependent Claim
42 words
A laminated electronic component according to claim 2 , wherein the filter and the balun are connected to each other by connecting, on the same insulating layer, conductive patterns constituting filter and conductive patterns constituting balun formed on the same insulating layer.
Claim 7
Dependent Claim
36 words
A laminated electronic component according to claim 2 , wherein the filter and the balun are connected to each other through external electrodes provided at the stacked body or through holes provided at the insulating layers.
Claim 8
Dependent Claim
95 words
A laminated electronic component in which insulating layers and conductive patterns are stacked to form, within the stacked body, a band-pass filter in which a first resonator and a second resonator are electromagnetically coupled and a balun in which a first coil and a second coil are connected, a third coil having one end grounded is electromagnetically coupled to the first coil, and a fourth coil having one end grounded is electromagnetically coupled to the second coil, the band-pass filter and the balun being connected between an unbalanced terminal and a pair of balanced terminals.
Claim 9
Dependent Claim
95 words
A laminated electronic component in which insulating layers and conductive patterns are stacked to form, within the stacked body, a band-pass filter in which a first resonator and a second resonator are electromagnetically coupled and a balun in which a first coil and a second coil are connected, a third coil having one end grounded is electromagnetically coupled to the first coil, and a fourth coil having one end grounded is electromagnetically coupled to the second coil, the band-pass filter and the balun being connected between an unbalanced terminal and a pair of balanced terminals.
Claim 10
Dependent Claim
36 words
A laminated electronic component according to claim 6 , wherein the band-pass filter and the balun are formed within the stacked body in the state laterally shifted so that they are not overlaid with each other.
Claim 11
Dependent Claim
29 words
A laminated electronic component according to claim 7 ,wherein coils constituting the band-pass filter and coils constituting the balun are disposed in the state shifted in a stacking direction.
Claim 12
Dependent Claim
44 words
A laminated electronic component according to claim 7 , wherein the band-pass filter and the balun are connected to each other, on the same insulating layer, by connecting conductive patterns constituting band-pass filter and conductive patterns constituting balun formed on the same insulating layer.
Claim 13
Dependent Claim
37 words
A laminated electronic component according to claim 7 , wherein the band-pass filter and the balun are connected to each other through external electrodes provided at the stacked body or through holes provided at the insulating layers.
Claim 14
Dependent Claim
38 words
A laminated electronic component according to claim 6 , wherein the band-pass filter and the balun are formed within the stacked body so that they are stacked with each other in a stacking direction of the stacked body.
Claim 15
Dependent Claim
126 words
A laminated electronic component in which insulating layers and conductive patterns are stacked to form, within the stacked body, a low-pass filter in which a first coil and a first capacitor are connected in parallel, a second capacitor is connected between one end of the first coil and earth and a third capacitor is connected between the other end of the first coil and earth, and a balun in which a second coil and a third coil are connected, a fourth coil having one end grounded is electromagnetically coupled to the second coil, and a fifth coil having one end grounded is electromagnetically coupled to the third coil, the low-pass filter and the balun being connected between an unbalanced terminal and a pair of balanced terminals.
Claim 16
Dependent Claim
126 words
A laminated electronic component in which insulating layers and conductive patterns are stacked to form, within the stacked body, a low-pass filter in which a first coil and a first capacitor are connected in parallel, a second capacitor is connected between one end of the first coil and earth and a third capacitor is connected between the other end of the first coil and earth, and a balun in which a second coil and a third coil are connected, a fourth coil having one end grounded is electromagnetically coupled to the second coil, and a fifth coil having one end grounded is electromagnetically coupled to the third coil, the low-pass filter and the balun being connected between an unbalanced terminal and a pair of balanced terminals.
Claim 17
Dependent Claim
36 words
A laminated electronic component according to claim 12 , wherein the low-pass filter and the balun are formed within the stacked body in the state laterally shifted so that they are not overlaid with each other.
Claim 18
Dependent Claim
31 words
A laminated electronic component according to claim 13 , wherein a coil constituting the low-pass filter and coils constituting the balun are disposed in the state shifted in a stacking direction.
Claim 19
Dependent Claim
44 words
A laminated electronic component according to claim 13 , wherein the low-pass filter and the balun are connected to each other by connecting, on the same insulating layer, conductive patterns constituting low-pass filter and conductive patterns constituting balun formed on the same insulating layer.
Claim 20
Dependent Claim
37 words
A laminated electronic component according to claim 13 , wherein the low-pass filter and the balun are connected to each other through external electrodes provided at the stacked body, or through holes provided at the insulating layers.
Claim 21
Dependent Claim
38 words
A laminated electronic component according to claim 12 , wherein the low-pass filter and the balun are formed within the stacked body so that they are stacked with each other in a stacking direction of the stacked body.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2008-02-01 | 2008-08-02 | 2009-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2012-02-01 | 2012-08-02 | 2013-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2016-02-01 | 2016-08-02 | 2017-02-01 | $7700.00 | Window Closed / Lapsed |