WO2002089021A1 - Composant electronique haute frequence et son procede de conception - Google Patents
Composant electronique haute frequence et son procede de conception Download PDFInfo
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- WO2002089021A1 WO2002089021A1 PCT/JP2002/003859 JP0203859W WO02089021A1 WO 2002089021 A1 WO2002089021 A1 WO 2002089021A1 JP 0203859 W JP0203859 W JP 0203859W WO 02089021 A1 WO02089021 A1 WO 02089021A1
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- metallization
- electronic component
- frequency electronic
- layer
- passive elements
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- 238000000034 method Methods 0.000 title claims abstract description 44
- 238000001465 metallisation Methods 0.000 claims description 210
- 239000000758 substrate Substances 0.000 claims description 166
- 239000003990 capacitor Substances 0.000 claims description 82
- 125000006850 spacer group Chemical group 0.000 claims description 30
- 230000015572 biosynthetic process Effects 0.000 claims description 19
- 239000010410 layer Substances 0.000 description 169
- 230000003993 interaction Effects 0.000 description 13
- 230000005672 electromagnetic field Effects 0.000 description 12
- 238000004088 simulation Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 8
- 230000005684 electric field Effects 0.000 description 8
- 238000000605 extraction Methods 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 241000252233 Cyprinus carpio Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/17—Structural details of sub-circuits of frequency selective networks
- H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
- H03H7/1766—Parallel LC in series path
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/0006—Printed inductances
- H01F17/0013—Printed inductances with stacked layers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/0115—Frequency selective two-port networks comprising only inductors and capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/0006—Printed inductances
- H01F17/0013—Printed inductances with stacked layers
- H01F2017/0026—Multilayer LC-filter
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
- H03H2001/0021—Constructional details
- H03H2001/0085—Multilayer, e.g. LTCC, HTCC, green sheets
Definitions
- the present invention relates to a high-frequency electronic component and a design method thereof, and more particularly, to a high-frequency electronic component having a plurality of passive elements built in a multilayer substrate and a design method thereof.
- Conventional technology is referred to a high-frequency electronic component and a design method thereof, and more particularly, to a high-frequency electronic component having a plurality of passive elements built in a multilayer substrate and a design method thereof.
- an object of the present invention is to provide a high-frequency electronic component in which a plurality of passive elements are built in a multilayer substrate and in which interaction between the passive elements is reduced.
- Another object of the present invention is to provide a method for easily designing a high-frequency electronic component in which a plurality of passive elements are built in a multilayer substrate.
- the method for designing a high-frequency electronic component according to the present invention includes a first step of specifying, for each passive element, a parameter required by each passive element included in a circuit network of the high-frequency electronic component to be manufactured; From the database in which the parameters and the corresponding patterns are registered, the pattern corresponding to each of the parameters specified above is selected.
- a second step a third step of virtually arranging the selected patterns in the horizontal direction, and a fourth step of virtually arranging the arranged patterns.
- each of the patterns selected in the second step includes a multilayer substrate, and the multilayer substrate includes a GND layer provided with a metallization serving as a GND electrode, and a passive element.
- the device includes an element forming layer provided with a metallization serving as a main body, and a spacer layer provided between the GND layer and the element forming layer.
- in the third step when the respective patterns are arranged in a horizontal direction, the GND layer, the element forming layer, and the spacer layer included in each of the patterns are arranged. The same planes are formed.
- the fourth step S is performed in at least one of the spacers included in each of the patterns.
- the multilayer substrate comprises a cap layer provided on a side opposite to the spacer layer as viewed from the element formation layer, and a gap between the cap layer and the element formation layer.
- the provided wiring layer Further included.
- the fourth step is performed at least in the wiring layer included in each of the patterns.
- the method further comprises a fifth step of mounting an electronic component on the cap layer.
- the patterns constituting the capacitor each include at least the first to third metallizations formed on the element formation layer.
- the second metallization is provided between the first metallization and the third metallization, and wherein the first metallization is
- the entire surface of the second metallization is substantially covered by the second metallization, and the entire surface of the second metallization is substantially covered by the third metallization.
- the first metallization is closest to the metallization to be the GND electrode.
- the pattern constituting the capacitor further includes a fourth metallization provided between the first metallization and a metallization serving as the GND electrode,
- the fourth metallization has an area different from that of the first metallization.
- the pattern constituting the coil among the patterns selected in the second step is a region S inside the metallization serving as the main body of the coil in the element forming layer.
- the relationship between the area of 1 and the area of the outside region S2 is set so that S2 ⁇ S1.
- the metallization serving as the main body of the coil has an arc shape.
- the second step Have the same planar shape as each other.
- each of the patterns selected in the second step has a square planar shape.
- a dummy area is added to each pattern in the horizontal direction.
- an additional layer provided with a metallization serving as a capacitor electrode is added adjacent to the GND layer included in each pattern. It further comprises steps.
- the high-frequency electronic component according to the present invention is a high-frequency electronic component including a multi-layer substrate in which a plurality of passive elements are embedded, wherein the plurality of passive elements are arranged laterally to each other in the multi-layer substrate.
- the multilayer substrate includes a GND layer on which a GND electrode is formed, an element forming layer on which the plurality of passive elements are formed, and a gap between the GND layer and the element forming layer.
- the input / output terminals of the plurality of passive elements are all drawn out to the spacer layer and wired in the spacer layer.
- the multilayer substrate includes a GND layer on which a GND electrode is formed, an element formation layer on which the plurality of passive elements are formed, and the GND when viewed from the element formation layer.
- a wiring layer provided on a side opposite to the layer, and input / output terminals of the plurality of passive elements are all drawn out to the wiring layer and wired in the wiring layer.
- the plurality of passive elements include a capacitor, and each of the capacitors includes at least first to third metallizations formed on the element forming layer.
- the second metallization is provided between the first metallization and the third metallization, and the first metallization is substantially entirely covered by the second metallization.
- the second metallization is substantially entirely covered by the third metallization. Have been done.
- the first metallization is closest to the GND electrode.
- the capacitor further includes a fourth metallization provided between the first metallization and the GND electrode, wherein the fourth metallization is the first metallization. It has a different area than the metallization.
- the plurality of passive elements include a coil, and the coil has an area of a region S1 inside a metallization, which is a main body of the coil, in the element forming layer. And the area of a region S2 from the metallization serving as the main body of the coil to the metallization forming the end of the multilayer substrate or the adjacent passive element is S2 ⁇ S1.
- the metallization forming the coil has an arc shape.
- an electronic component is mounted on a surface of the multilayer substrate.
- the multilayer substrate further includes an additional layer provided with a capacitor electrode adjacent to the GND layer and having the GND electrode as a counter electrode.
- the high-frequency electronic component according to the present invention is a high-frequency electronic component comprising a multilayer substrate in which a plurality of passive elements are embedded, wherein the plurality of passive elements include a capacitor, and the capacitor is at least a first capacitor.
- the second metallization is provided between the first metallization and the third metallization, and the first metallization is provided on one surface thereof by the second metallization. Is substantially covered, and the second metallization is substantially covered entirely by the third metallization.
- the multilayer substrate includes substantially all The surface includes a GND layer having a GND electrode formed thereon, and among the first to third metallizations, the first metallization is closest to the GND electrode.
- the capacitor further includes a fourth metallization provided between the first metallization and the GND electrode, wherein the fourth metallization is the first metallization. It has a different area than the metallization.
- the high-frequency electronic component according to the present invention is a high-frequency electronic component including a multilayer substrate in which a plurality of passive elements are embedded, wherein the plurality of passive elements include a coil, and the coil is a metallized metal serving as a main body.
- the relationship between the area of the region S1 inside the region and the area of the region S2 from the metallization serving as the main body to the end portion of the multilayer substrate or the metallization forming the adjacent passive element is S2 ⁇ S1. It is characterized by the following.
- a metallization serving as a main body of the coil has an arc shape.
- FIG. 1 is a flowchart showing a method for designing a high-frequency electronic component according to a preferred embodiment of the present invention.
- FIG. 2 is a schematic exploded perspective view showing an example of the capacitor pattern 10 determined in step S10.
- FIG. 3 is a schematic sectional view of the capacitor pattern 10 shown in FIG.
- FIG. 4 is a schematic exploded perspective view showing an example of the coil pattern 30 determined in step S10.
- FIG. 5 is a schematic perspective plan view of the coil pattern 30 shown in FIG.
- FIG. 6 is a schematic exploded perspective view showing an example of the coil pattern 30 ′ determined in step S10.
- FIG. 7 is a schematic perspective plan view of the coil pattern 30 shown in FIG.
- FIG. 8 is an example of a circuit network of a high-frequency electronic component to be manufactured by the method according to the present embodiment.
- FIG. 9 is an example in which the passive elements C0 to C2 and L0 constituting the low-pass filter circuit shown in FIG. 8 are arranged.
- FIG. 10 is an exploded perspective view showing the structure of the low-pass filter circuit shown in FIGS. 8 and 9 in a state where wiring is provided.
- FIG. 11 is a schematic exploded perspective view showing an example of the capacitor pattern 130 determined in step S10.
- FIG. 12 is a schematic exploded perspective view showing an example of the coil pattern 150 determined in step S10.
- FIG. 13 is an exploded perspective view showing the structure of the low-pass filter circuit shown in FIGS. 8 and 9 in a state where wiring is provided.
- FIG. 14 is an exploded perspective view showing an example in which the electronic component 165 is mounted on the cap layer.
- FIG. 15 shows an arrangement example of a high-frequency electronic component 50 composed of three passive elements 51 to 53.
- FIG. 16 shows an arrangement example of a high-frequency electronic component 60 including five passive elements 61 to 65.
- FIG. 17 shows an arrangement example of a high-frequency electronic component 70 composed of eight passive elements 71 to 78.
- Figure 18 shows the passive elements 81 selected from the series having a side length of 1.0 mm and the passive elements 82, 83 selected from the series having a side length of 0.5 mm.
- Figure 19 shows the passive elements 91-93 selected from the series whose side length is 0.5 mm and the passive elements 94 selected from the series whose side length is 0.3 mm.
- FIG. 20 shows passive elements 101 to 103 selected from a series having a side length of 0.5 mm and passive elements 1 selected from a series having a side length of 0.8 mm.
- FIG. 21 is an arrangement example of a high-frequency electronic component 110 composed of six passive elements 111 to 116 each having a rectangular planar shape.
- Figure 22 shows a passive element 1 2 1 (square type) selected from a series with a side length of 0.5 mm, and a passive element selected from a series with a side length of 0.3 mm.
- Element 1 2 2 square type
- high-frequency electronic component 1 2 consisting of rectangular type passive elements 1 2 3 and 1 2 4 with each side length of 0.5 mm X 0.3 mm It is an example of arrangement.
- FIG. 23 is a schematic cross-sectional view showing a capacitor pattern 170 using five element forming layers.
- FIG. 24 is a schematic cross-sectional view showing a capacitor pattern 180 using five element forming layers.
- FIG. 25 is an exploded perspective view showing a high-frequency electronic component 190 according to an example in which a ground capacitance is added.
- FIG. 1 is a flowchart showing a method for designing a high-frequency electronic component according to a preferred embodiment of the present invention.
- the method for designing a high-frequency electronic component includes three phases: database creation (phase-1), circuit design (phase_2), and pattern design (phase_3). Are configured.
- phase-1 database creation
- phase_2 circuit design
- phase_3 pattern design
- the database creation (phase-1) is a phase in which the circuit constants of multiple passive elements and their corresponding structures are compiled into a database.
- the virtual structure of multiple passive elements is determined by the designer. (Step S10).
- FIG. 2 is a schematic exploded perspective view showing an example of the capacitor pattern 10 determined in step S10.
- the capacitor pattern 10 is formed on eight dielectric substrates 11 to 18 having a square planar shape and on a predetermined dielectric substrate. It is composed by the metallization that has been made.
- the lowermost dielectric substrate 11 is a GND layer, and a metallization 20 serving as a GND electrode is virtually formed on almost the entire upper surface thereof.
- the dielectric substrates 12 to 14 above the dielectric substrate 11 are a spacer layer, and the input / output terminals are provided on the surface of the dielectric substrate 14
- Metallizations 21 and 22 serving as extraction electrodes are virtually formed, and no other metallization is formed in other portions.
- the dielectric substrates 15 to 17 on the dielectric substrate 14 are element forming layers, and a metallization 23 serving as one electrode of a capacitor is virtually formed on the dielectric substrate 15.
- a metallization 24 serving as the other electrode of the capacitor is virtually formed on the dielectric substrate 16, and a metallization 25 serving as one electrode of the capacitor is virtually formed on the dielectric substrate 17. It is formed in.
- the metallization 23 formed on the dielectric substrate 15 and the metallization 25 formed on the dielectric substrate 17 are the dielectric substrates 16 and 17
- the metallization 23 formed on the dielectric substrate 15 and the metallization 21 formed on the dielectric substrate 14 are short-circuited via a virtually formed through hole wiring.
- the metallization formed on the dielectric substrate 16 and the metallized formed on the dielectric substrate 14 are short-circuited via through-hole wiring virtually formed on the electric substrate 15. 22 is short-circuited via through-hole wiring virtually formed on the dielectric substrates 15 and 16.
- the dielectric substrate 18 on the dielectric substrate 17 is a cap layer, and no metallization is formed.
- FIG. 3 is a schematic sectional view of the capacitor pattern 10 shown in FIG.
- the metallization 23 closest to the metallization 20 serving as the GND electrode has the smallest area
- the metallization 23 has the smallest area.
- the area of the metallization 25 furthest to the size 20 is set to be the largest. That is, the entire surface of the metallized 24 is substantially covered by the metallized 25, and the metallized 23 is replaced by the metallized 24. Therefore, the entire surface is substantially covered.
- the electric field generated at the edge of the capacitor electrode composed of metallization 23 to 25 is directed to the ⁇ side, and the leakage of the electric field in the horizontal direction (horizontal direction) is effectively reduced.
- the “lateral direction (horizontal direction)” refers to the direction in which the main surface of each dielectric substrate constituting the high-frequency electronic component extends, that is, the direction orthogonal to the lamination direction of the dielectric substrates. Point to. Therefore, by adopting such a structure, even when other circuit elements are arranged in the horizontal direction (horizontal direction) with respect to the capacitor electrode, the interaction between them is extremely reduced. .
- the capacitance value caused by the deviation is It is also possible to obtain the effect that the fluctuation of the temperature is suppressed. Furthermore, since the capacitance value between the metallization 20 serving as the GND electrode and each of the metallizations 23 to 25 can be made substantially uniform, the inverters of the two input / output terminals 21 and 22 " Can be substantially the same.
- FIG. 4 is a schematic exploded perspective view showing an example of the coil pattern 30 determined in step S10.
- the coil pattern 30 has a square planar shape and the length of one side is equal to the capacitor pattern 10.Eight dielectric substrates 31 to 38 and a metallization formed on a predetermined dielectric substrate.
- the lowermost dielectric substrate 31 is a GND layer, and a metallization 40 serving as a GND electrode is virtually formed on almost the entire upper surface thereof.
- the dielectric substrates 32 to 34 on the dielectric substrate 31 are a single spacer layer, and the input / output terminals of the input / output terminals are provided on the surface of the dielectric substrate 34.
- Metallizations 41 and 42 serving as extraction electrodes are virtually formed, and no metallization is formed in other portions. Further, the dielectric substrates 35 to 37 above the dielectric substrate 34 are element forming layers, and these dielectric substrates 35 to 37 have metallized 43 to 45 Are virtually formed.
- one end 43 a of the metallization 43 formed on the dielectric substrate 35 and the metallization 41 formed on the dielectric substrate 34 are dielectric materials. It is short-circuited via the through-hole wiring virtually formed on the substrate 35, and is formed on the other end 4 3b of the metallized 43 formed on the dielectric substrate 35 and the dielectric substrate 36.
- One end 4 4 a of the metallized substrate 4 4 is short-circuited via a through-hole wiring virtually formed in the dielectric substrate 36, and the metallized substrate 4 4 a formed on the dielectric substrate 36 is short-circuited.
- the metallization 45 formed on the dielectric substrate 37 is short-circuited via a through-hole wiring virtually formed on the dielectric substrate 37.
- FIG. 5 is a schematic perspective plan view of the coil pattern 30 shown in FIG.
- the relationship between the area and the area is set to be S 2 S 1.
- the interaction between them is performed. Is extremely small.
- the area surrounded by the metallizations 43 to 45 is rectangular, but may be circular.
- FIG. 7 is a schematic exploded perspective view showing a coil pattern 30 ′ according to an example, and FIG. 7 is a schematic perspective plan view of the coil pattern 30 ′ shown in FIG.
- the relationship between the area of the area S1 surrounded by the metallizations 43' to 45, which constitute the coil, and the area of the area S2 (up to the end of the dielectric substrate) outside the area S1 Is set so that S 2 ⁇ S 1, whereby the same effect as the above-described coil pattern 30 can be obtained.
- the metallization 43'-45' since the metallization 43'-45' has an arc shape, other circuit elements are arranged in a horizontal direction (horizontal direction) with respect to the coil pattern 30 '. In this case, the end of the metallization 43'-45 'is not parallel to the end of the metallization constituting the other circuit element. This has the effect of weakening the magnetic coupling.
- the metallization 4 3 ′-45 ′ since the metallization 4 3 ′-45 ′ has an arc shape, the high-frequency current is not locally concentrated, so that the Q value of the coil is improved. can get.
- step S 1 1 layer GND layer, three layers of spacer further, three-layer element forming layer, the structure of a given passive elements consisting of one layer cap layer is determined .
- the structure of the passive element is determined in step S10, the structure is input to the electromagnetic field simulator, and the electromagnetic field simulation is performed by the electromagnetic field simulator (step S11).
- electromagnetic field simulation it is calculated what kind of circuit constant a passive device having a structure input by a designer has. Specifically, the S-parameters at the input and output terminals in a given frequency band are calculated.
- the electromagnetic field distribution of a metallized pattern formed on a dielectric obeys Maxell's equation, which is calculated using the finite element method or the like. Since the passive element to be simulated has a three-dimensional pattern structure as shown in FIGS. 2 to 7, it is preferable to use a three-dimensional electromagnetic field simulator.
- the electromagnetic field simulation performed in step S11 differs from the electromagnetic simulation of the entire circuit performed in the conventional design method of high-frequency electronic components, and is performed on a single passive element. It is unlikely to take an enormous amount of time like a simulation.
- the metal electrodes 23 to 25 serving as the capacitor electrodes are connected to the GND electrode. It is preferable to set the area of the metallization 23 closest to the metallization 20 as small as possible and set the area of the metallization 25 farthest to the metallization 20 as the largest. As a result, all the capacitors registered in the database can be capacitors in which the leakage of the electric field in the horizontal direction is effectively reduced. However, it is not always necessary to use the above-described electrode structure for a capacitor that has a sufficiently small leakage of the electric field in the horizontal direction (horizontal direction) without using the above-described electrode structure.
- each passive element registered in the database can be a passive element having a small interaction in the horizontal direction (horizontal direction).
- the circuit design is a phase that determines the circuit element configuration (circuit network) of the high-frequency electronic component to be manufactured.
- the circuit network of the high-frequency electronic component to be manufactured is a circuit simulator.
- the circuit constants (S-parameters) of the passive elements constituting the network are calculated so that the input network has the required electrical characteristics (step S20).
- the network simulator calculates electrical characteristics by substituting constants into the circuit elements that make up the input network, and uses an optimization function called an optimizer to optimize the input network. Find the constant value required for each circuit element in the circuit network so that the electrical characteristics have the required electrical characteristics.
- FIG. 8 is an example of a circuit network of a high-frequency electronic component to be manufactured by the method according to the present embodiment.
- the circuit shown in FIG. 8 is a low-pass filter circuit and includes three capacitors C0 to C2 and one coil L0. Therefore, when the circuit network of the high-frequency electronic component to be manufactured has such a configuration, required element constant values are found for each of the capacitors C0 to C2 and the coil L0.
- the S-parameters in the circuit are calculated for the constant values of each passive element constituting the circuit network.
- This S-parameter is referred to the database created in the database creation (phase-1), and a passive element having the S-parameter calculated in step S20 is selected from the registered passive elements, These are substituted into the network (step S21).
- the passive element having the S parameter of the circuit element calculated in step S20 is not registered in the database, the calculation is performed in step S20 from the passive elements registered in the database.
- S parameter close to the It is only necessary to select two passive elements with data and create the parameter and the corresponding pattern using the complementary method or return to the database creation (phase-1) and register a new one.
- the circuit simulator again calculates the electrical characteristics of the entire substituted network, and determines whether or not it satisfies the specifications required for the high-frequency electronic component to be manufactured (step S2). 2). As a result, if it is determined that the specification is not satisfied, the process returns to step S21, and a different passive element is selected from the passive elements registered in the database, and is substituted into the circuit network again. . On the other hand, if it is determined that the specifications are satisfied, the circuit design (pha se — 2) is terminated, and then the pattern design (p ha se — 3) is started.
- Pattern design is a phase of actually prototyping the high frequency electronic component, firstly, database creation - from the passive elements registered in the (phase 1) is created Oite the database, is selected the passive elements determined for use in the circuit design (pha S e _ 2) it is virtually arranged the pattern in the lateral direction (horizontal direction) (scan Tetsupu S 3 0).
- FIG. 9 shows an example in which the passive elements C0 to C2 and L0 constituting the low-pass filter circuit shown in FIG. 8 are arranged.
- step S30 it is important that the passive elements used are arranged in a horizontal direction (horizontal direction).
- the planar shape of each passive element registered in the database is a square, various arrangements of the passive elements C0 to C2 and 0 are taken. be able to.
- the layer configuration of each passive element registered in the database is the same, consisting of one GND layer, three spacer layers, three element formation layers, and one cap layer.
- the GND layer, the spacer layer, and the element formation that constitute each passive element are formed.
- Layer, cap layer, Both are located on the same plane.
- FIG. 10 is an exploded perspective view showing the structure of the low-pass filter circuit shown in FIGS. 8 and 9 in a state where wiring is provided.
- wiring between each passive element is performed using one spacer, and no wiring is provided on the element formation layer.
- the wiring between the passive elements can be performed without substantially considering the variation of the parameter of each passive element. From the above, the structure of the entire high-frequency electronic component to be manufactured is determined.
- step S32 When the entire structure of the high-frequency electronic component to be manufactured is determined, a mask is actually manufactured based on the determined structure (step S32), and a high-frequency electronic component is actually prototyped using the mask (step S3). 3).
- step S30 the passive elements registered in the database are virtually arranged (step S30), and they are wired using a spacer layer (step S31).
- step S31 The structure of the entire high-frequency electronic component to be manufactured can be obtained, and it is not necessary to consider the interaction between the passive elements.
- the design can be performed without relying on the experience of the designer, the design can be performed regardless of the skilled designer.
- the design of the high-frequency electronic component can be performed in a shorter time.
- the case of designing a low-pass filter has been described as an example.
- the database created in the database creation (phase-1) is used. Can be used, so if the number of registered passive elements increases, Indeed, various high-frequency electronic components can be designed more easily and in a shorter time.
- the design method of the high-frequency electronic component according to the present embodiment is basically the same as the design method of the high-frequency electronic component according to the above-described embodiment (see FIG. 1).
- the wiring between the passive elements (step S31) in the design (step S10) and the pattern design (phase-3) is different from the method of designing the high-frequency electronic component according to the above embodiment. That is, in this embodiment, the structure of the passive elements to be registered in the database and the wiring method between the passive elements are different from those of the above-described embodiment.
- FIG. 11 is a schematic exploded perspective view showing an example of the capacitor pattern 130 determined in step S10 in the present embodiment.
- the capacitor pattern 130 is composed of nine dielectric substrates 13 1 to 13 39 each having a square planar shape and a metallization formed on a predetermined dielectric substrate. Is done. Of the dielectric substrates 1 3 1 to 1 3 9, the lowermost dielectric substrate 1 3 1 is a GND layer, and a metallization 140 serving as a GND electrode is virtually formed on almost the entire upper surface thereof. ing. Also, among the dielectric substrates 13 1 to 13 9, the dielectric substrates 13 2 and 13 3 above the dielectric substrate 13 1 are single-layer spacers, and no metallization is formed. .
- the dielectric substrates 13 4 to 13 6 on the dielectric substrate 13 3 are element forming layers, and the metallization 14 1 serving as one electrode of the capacitor is virtually formed on the dielectric substrate 13 4.
- the dielectric substrate 135 is virtually formed with a metallization 142 serving as the other electrode of the capacitor, and the dielectric substrate 135 is provided with one electrode of the capacitor.
- the following metallizations 144 are virtually formed.
- the dielectric substrates 13 7 and 13 8 on the dielectric substrate 13 6 are wiring layers, and the surface of the dielectric substrate 13 7 is metallized 14 4 1 4 5 is virtually formed.
- Metallized 1 4 1 and metallized 1 4 3 formed on dielectric substrate 1 3 6 are short-circuited through through-hole wiring virtually formed on dielectric substrates 1 3 5 and 1 3 6
- the metallized layer 14 3 formed on the dielectric substrate 13 6 and the metallized layer 14 4 formed on the dielectric substrate 13 7 are virtually formed on the dielectric substrate 13 7
- the metallized layer 14 2 formed on the dielectric substrate 13 5 and the metallized layer 14 5 formed on the dielectric substrate 13 7 are short-circuited through the through-hole wiring. Short-circuited via through-hole wiring virtually formed on 36, 13 7.
- the dielectric substrate 13 9 on the dielectric substrate 13 8 is a cap layer, and no metallization is formed.
- the metallized area 141 closest to the GND electrode 140 out of the metallized areas 141 to 144 serving as the capacitor electrode has the largest area.
- the area of the metallization 144, which is small and farthest from the metallization 140, is set to be the largest. That is, the entire surface of the metallized 144 is substantially covered by the metallized 144, and the entire surface of the metallized 144 is substantially covered by the metallized 144. Have been done.
- the capacitor pattern 130 similarly to the capacitor pattern 10 described above, the electric field generated at the edge of the capacitor electrode is directed inward, and the electric field is effectively prevented from leaking in the horizontal direction.
- the fluctuation of the capacitance value due to this is suppressed.
- the capacitance value between the metallized surface 140 serving as the GND electrode and each of the metallized surfaces 14 1 to 14 3 can be made substantially uniform, the two input / output terminals 1 4 4 and 1 4 5 can be substantially the same.
- FIG. 12 is a schematic exploded perspective view showing an example of the coil pattern 150 determined in step S10 in the present embodiment.
- the coil pattern 150 has a square planar shape and a length of one side, similar to the capacitor pattern 130. It is composed of nine dielectric substrates 151-159, which are equal to the sensor pattern l30, and metallization formed on the predetermined dielectric substrate. Of the dielectric substrates 151-159, the lowermost dielectric substrate 151 is a GND layer, and a metallization layer 160 serving as a GND electrode is virtually formed on almost the entire upper surface thereof. I have. Also, of the dielectric substrates 151-159, the dielectric substrates 152, 153 above the dielectric substrate 151 are single spacer layers, and no metallization is formed.
- the dielectric substrates 154-156 above the dielectric substrate 1553 are element forming layers, and these dielectric substrates 154-15-156 have metallized layers 161-16-1. Each is virtually formed. Further, the dielectric substrates 157 and 158 on the dielectric substrate 156 are wiring layers, and the surface of the dielectric substrate 157 is a metallization 164 serving as an extraction electrode at an input / output end. , 165 are virtually formed.
- one end 16 1 a of the metallized 16 1 formed on the dielectric substrate 15 4 and the metallized 16 2 formed on the dielectric substrate 15 5 One end 16 2 a is short-circuited via a through-hole wiring virtually formed on dielectric substrate 15 5, and the other end of metallized 16 2 formed on dielectric substrate 15 5 1 6 2 b and one end 16 3 a of metallized 16 3 formed on dielectric substrate 1 56 are short-circuited via through-hole wiring virtually formed on dielectric substrate 1 56.
- the other end 16 3 b of the metallized 16 3 formed on the dielectric substrate 15 6 and the metallized 16 4 formed on the dielectric substrate 15 7 are the dielectric substrate 15 7 Is short-circuited through a virtually formed through-hole wiring, and the other end 16 1 b of the metallized 16 1 formed on the dielectric substrate 15 4 and the dielectric substrate 1 5 7
- the metallized layer 165 formed above is short-circuited via through-hole wiring virtually formed on the dielectric substrates 155 to 157.
- the dielectric substrate 159 on the dielectric substrate 158 is a cap layer and has no metallization formed thereon. Also in the coil pattern 150 shown in FIG.
- the area of the region S 1 surrounded by the metallizations 16 1 to 16 The relationship with the area of the region S 2 (up to the end of the dielectric substrate) outside of is set so that S 2 ⁇ S 1.
- the region S 1 surrounded by the metallizations 16 1 to 16 3 that constitute the coil is rectangular, but FIG. 6 and FIG.
- the shape of the metallization forming the coil may be an arc shape, so that the region S1 may be circular.
- the effects obtained by making the shapes of the metallizations 161 to 163 constituting the coil arc-shaped are as described above.
- step S10 one GND layer, two spacer layers, three element forming layers, two wiring layers, and one cap layer Is determined.
- Electromagnetic field simulation (step S11) is performed for the passive elements having such a structure, as in the above embodiment, whereby the circuit constants (parameters) and the corresponding values for various passive elements are obtained.
- a database consisting of structures (patterns) to be created is created (step S12).
- the circuit design (Phase-2) is the same as in the above embodiment, and the circuit element configuration (circuit network) of the high-frequency electronic component to be manufactured is determined by the method described above.
- phase- 3 If the circuit design (pha S e _ 2) is completed, but followed by pattern design (phase- 3) is carried out, also in the present embodiment, firstly, is registered in the database created in the database created (phase- 1) From the passive elements that are selected, each passive element whose use is determined in the circuit design (phase-2) is selected, and the pattern is virtually arranged in the horizontal direction (horizontal direction) (step S30). .
- the layer of each passive element registered in the database is used.
- Each of them has the same layer configuration consisting of one GND layer, two spacer layers, three element formation layers, two wiring layers, and one cap layer. Therefore, as shown in FIG. 9, when the passive elements are arranged in the horizontal direction (horizontal direction), the GND layer, the spacer layer, the element forming layer, the wiring layer, and the cap layer, which constitute each passive element, And both are located on the same plane.
- FIG. 13 is an exploded perspective view showing the structure of the low-pass filter circuit shown in FIGS. 8 and 9 in a state where wiring is provided.
- the wiring between the passive elements is performed using a wiring layer, and the GND wiring is configured by a through-hole wiring provided in one spacer. No wiring is provided on the element formation layer.
- the wiring between the passive elements can be performed without substantially considering the variation of the parameter of each passive element. From the above, the structure of the entire high-frequency electronic component to be manufactured is determined.
- step S32 When the entire structure of the high-frequency electronic component to be manufactured is determined, a mask is actually manufactured based on the determined structure (step S32), and a high-frequency electronic component is actually prototyped using the mask (step S3). 3).
- the passive elements having a small interaction in the horizontal direction (horizontal direction) are arranged in the horizontal direction (horizontal direction).
- the interaction is very small, and the same effect as in the above embodiment can be obtained.
- the wiring between the passive elements is performed using the wiring layer located between the cap layer and the element forming layer, as shown in FIG.
- active devices such as PIN diodes and electronic components 165 such as capacitors, coils, and resistors as discrete components
- these electronic components 165 and the element forming layer Wiring to the formed passive element can be easily performed.
- the surface (cap layer) of high-frequency electronic components When the electronic component 165 is mounted on the surface, a pad electrode 166 for such a component is required on the surface (cap layer) of the high-frequency electronic component.
- the cap layer and the element forming layer are used. Since the wiring layer is interposed between the first electrode and the second electrode, the influence of the pad electrode 166 on the passive element formed on the element forming layer can be reduced.
- metallization (141 to 1443) serving as a capacitor electrode is replaced by three dielectric substrates 134 to 1336 serving as element forming layers.
- the metallized layers (161 to 163) serving as the coil electrodes are replaced with three dielectric substrates 154 to 154, which are the element forming layers.
- the circuit pattern is small.
- the metallization may be formed only on the dielectric substrate 156 or only on the upper two dielectric substrates 155 and 156.
- a wiring layer is provided above the element forming layer, and a metallization (144, 145, 164) serving as the negative electrode and the other electrode of the capacitor or coil is provided here. , 165) are formed, so that the number of through-holes required to lead to these electrodes can be reduced.
- the GND wiring composed of a through-hole is provided in one spacer, but if the GND wiring is unnecessary due to the circuit configuration, the spacer is used. There is no need to provide such through-holes.
- FIG. 15 shows an arrangement example of a high-frequency electronic component 50 composed of three passive elements 51 to 53.
- high-frequency electronic components consist of three passive elements 51-
- the planar shape of the entire high-frequency electronic component 50 can be made into a quadrilateral.
- the dummy region 54 has a structure in which a GND electrode is provided on the lowermost dielectric substrate and no metallization is formed on other dielectric substrates.
- FIG. 16 shows an arrangement example of a high-frequency electronic component 60 including five passive elements 61 to 65.
- high-frequency electronic components consist of five passive elements 61-
- the planar shape of the entire high frequency electronic component 60 can be made into a quadrilateral by adding the dummy region 66.
- FIG. 17 shows an arrangement example of a high-frequency electronic component 70 composed of eight passive elements 71 to 78.
- the high-frequency electronic component 70 is composed of eight passive elements 7;! To 78, it can be arranged in a quadrilateral as a whole without adding a dummy area, as shown in FIG.
- the planar shape of the entire high-frequency electronic component 70 can be made easier to handle.
- the dummy region 79 is arranged at the center of the high-frequency electronic component 70, the effect of further reducing the interaction between the respective passive elements can be obtained.
- Figure 18 shows a passive element 81 selected from a series with a side length of 1.0 mm and a passive element 82, 8 3 selected from a series with a side length of 0.5 mm.
- the planar shape of the whole high-frequency electronic component can be made into a quadrilateral by adding a dummy area. it can.
- FIG. 19 shows the passive elements 91 to 93 selected from a series having a side length of 0.5 mm and the passive elements 94 selected from a series having a side length of 0.3 mm.
- This is an example of the arrangement of the high-frequency electronic component 90 made of.
- passive elements 94 whose one side is shorter than the other passive elements 91 to 93 are used, if the whole cannot be arranged in a quadrilateral, the dummy By adding the region 95, the planar shape of the high-frequency electronic component 90 as a whole can be a quadrilateral.
- passive elements 94 each having a side length of 0.3 mm are arranged at the corners, and the remaining area is set as a dummy region 95, so that each passive element 94 is formed. The interaction between them can be further reduced.
- FIG. 20 shows passive elements 101 to 103 selected from a series having a side length of 0.5 mm and passive elements 1 selected from a series having a side length of 0.8 mm. This is an example of the arrangement of high-frequency electronic components 100 composed of 0.4.
- the length of one side is equal to that of the other passive elements 101 to 10 If passive elements 104 larger than 3 are used and cannot be arranged in a quadrilateral as a whole, dummy areas 105 and 106 are added to increase the overall frequency of the high-frequency electronic component 100.
- the plane shape can be a quadrilateral.
- FIG. 21 is an arrangement example of a high-frequency electronic component 110 composed of six passive elements 111 to 116 each having a rectangular planar shape.
- the passive elements 1 1 1 1 to 1 16 used are rectangular, high-frequency electronic components 1 1 1 to 1 16 can be arranged in the horizontal direction.
- the entire planar shape can be a quadrilateral. In this case, if the number of passive elements cannot be arranged as a whole in a quadrilateral due to the number of passive elements used, high-frequency electronic components can be added by adding dummy regions as shown in Figs.
- the whole planar shape can be quadrilateral. Further, even if the whole can be arranged in a quadrilateral depending on the number of passive elements used, a dummy region may be added as shown in FIG.
- a high-frequency electronic component may be formed by selecting passive elements from both a type having a square planar shape and a type having a rectangular planar shape and arranging them.
- the length of each side of the passive element having a rectangular planar shape is made equal to the length of one side of the passive element having a square planar shape.
- a passive element having a square planar shape a plurality of elements each having a length of one side of 1.0 mm, 0.8 mm, 0.5 mm, and 0.3 mm are used.
- the length of each side should be 0.8 mm X O. 5 mm or 1. O mm X O. 5 mm.
- the length of one side of the passive element whose planar shape is square or set the length of each side to 0.4 mm X 0.5 mm or 0.4 mm X 0.6 mm, It is preferable that at least the length of one side is made equal to an integral multiple or 1 / multiple of the length of one side of a passive element having a square planar shape.
- Figure 22 shows a passive element 1 2 1 (square type) selected from a series with a side length of 0.5 mm, and a passive element selected from a series with a side length of 0.3 mm.
- 1 2 2 square type
- high-frequency electronic components consisting of a rectangular ⁇ $ type passive element 1 2 3 and 1 2 4 force with each side length of 0.5 mm X 0.3 mm 1 2 0 It is an example of arrangement.
- the passive elements used are a mixture of square-type passive elements 121, 122 and rectangular-type passive elements 123, 124.
- the length of each side of the passive element having a rectangular planar shape may be set to match the length of one side of the passive element having a square planar shape, or may be set to an integral multiple or a multiple of the integral multiple.
- the planar shape of the entire high-frequency electronic component 120 can be a quadrilateral. In this case, if the whole cannot be arranged in a quadrilateral due to the number and size of the passive elements used, the plane shape of the whole high-frequency electronic component can be made quadrilateral by adding a dummy region. . Also, depending on the number and size of the passive elements used, a dummy region may be added even if the whole can be arranged in a quadrilateral.
- the virtual structure of the passive element is determined (step S10), and the The characteristics (parameters) of each passive element and the corresponding structure (pattern) have been obtained by the magnetic field simulation (step S11), but by actually producing a passive element and measuring its electrical characteristics.
- the characteristics (parameters) of each passive element and the corresponding structure (pattern) may be obtained.
- data is generated by determining a virtual structure (step S10) and performing an electromagnetic field simulation (step S11), and performing trial manufacture and actual measurement as necessary. It is most preferable to complement this.
- the high-frequency electronic components that can be designed according to the present invention are not limited to the low-pass filter, and other circuits such as a filter, a coupler, It is also possible to design a PIN switch.
- a semiconductor element such as a PIN diode or an electronic component such as a capacitor, a coil, or a resistor as a discrete component may be mounted on the surface (cap layer) of the high-frequency electronic component.
- a multilayer substrate is used. It is preferable that a wiring for connecting the passive element built in the semiconductor device and the electronic component is formed in the dummy region. Forming such a wiring in the dummy region has the advantage that it is not necessary to change the metallization pattern in the element formation layer of each passive element.
- each of the capacitor patterns 10 and 130 described above metallizations (23 to 26 and 141 to 144) serving as capacitor electrodes are formed in three layers.
- the metallized layers (43 to 46 and 161 to 163) serving as coil electrodes are formed in three layers. If a large constant value is required, four or more layers can be allocated as element formation layers. Good.
- the area of each metallization serving as a capacitor electrode is preferably set as follows.
- FIG. 23 is a schematic cross-sectional view showing a capacitor pattern 170 using five element forming layers.
- the uppermost metallized layer 175 has the largest area, and the other metallized layers 171 to 174 are substantially entirely covered by the adjacent upper metallized layer. .
- the same effects as those of the capacitor patterns 10 and 130 described above can be obtained.
- FIG. 24 is a schematic cross-sectional view showing a capacitor pattern 180 using five element forming layers.
- the area of the metallization 1885 furthest to the metallization 1886 to be the GND electrode among the metallizations 181 to 1885 to be the capacitor electrode is The area of the metallized 18 4 is set larger than the metallized 18 4 immediately below it, and the area of the metallized 18 4 is set larger than the metallized 18 3 immediately below it.
- the area of 183 is set to be smaller than the metallization 18 2 immediately below, and the area of the metallized 18 2 is set to be larger than the metallization 18 1 immediately below.
- three metallizations located far from the metallization serving as the GND electrode are close to the metallization serving as the GND electrode, similarly to the capacitor patterns 10 and 130 described above.
- the metallization other than the multiple metallizations used as capacitor electrodes has a different area from the adjacent metallization, and is the metallization farthest from the metallization used as the GND electrode. The area is set smaller than the area of.
- the area of the area S1 surrounded by the metallizations 43 to 45 constituting the coil and the area of the area S2 (up to the end of the dielectric substrate) outside the area S1 Is set so that S 2 ⁇ S 1, but even if S 1> S 2, in the placement step of the passive element (step S 30), the dummy area added If it is possible to arrange so that S 2 ⁇ S 1 as a result by the blank area (the part where the metallization is not formed in the element formation layer) in the matching passive element, register such a coil pattern in the database. , You may use this.
- the area S2 when the virtual arrangement of the passive elements (step S30) is completed is the area from the metallization forming the coil to the end of the dielectric substrate or the metallization in the adjacent passive element. Can be defined by
- the coil shape composed of the metallizations 4 3 ′ to 45 ′ is a perfect circle, but the coil shape may be elliptical depending on the planar shape of the dielectric substrate. .
- Step S30 after the virtual arrangement of the passive elements (step S30) is performed in the pattern design (P hase-3), wiring between the arranged passive elements is performed.
- Step S31 After Step S30 is completed, the dielectric substrate on which the ground capacitance electrode is formed and another GND layer are added further below the GND layer to provide a ground capacitance. May be added.
- FIG. 25 is an exploded perspective view showing a high-frequency electronic component 190 according to an example to which such a ground capacitance is added.
- the first and second additional layers are not provided below the GND layer, which is originally the lowest layer.
- the first additional layer is formed by forming a metallization layer 192 serving as a ground capacitor electrode on the dielectric substrate 191, and the second additional layer is formed on almost the entire surface of the dielectric substrate 193 by GND.
- the t Metaraizu 1 9 4 serving as an electrode is formed, the metallized 1 9 5 provided GND layer comprising the original bottom layer, notches 1 9 6 is provided, metallization 1 serving as the ground capacitor electrode
- Reference numeral 92 denotes a through-hole provided in the cutout portion 1996, which is connected to a wiring formed in one spacer.
- the high-frequency electronic component 190 having such a configuration, a relatively large capacity to ground can be easily formed.
- the first and second additional layers are provided below the GND layer, there is almost no effect on the passive element provided in the element forming layer.
- the number of layers of the dielectric substrate constituting the passive element is an example, and the number of layers of the high-frequency electronic component according to the present invention is not limited to the number shown in the above embodiments. Therefore, for example, a dielectric substrate having four or more layers may be used as an element forming layer, and a dielectric substrate having four or more layers may be used as a spacer layer.
- the number of wiring layers is not limited to two, but may be only one, or may be three or more.
- wiring between the passive elements is performed in the wiring layer provided between the cap layer and the element forming layer.
- each passive element is formed in both the wiring layer and the spacer layer. Wiring between elements may be performed.
- the present invention it is possible to provide a high-frequency electronic component with reduced interaction between passive elements. Further, according to the present invention, it is possible to easily design a high-frequency electronic component having a plurality of passive elements built in a multilayer substrate.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Filters And Equalizers (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Semiconductor Integrated Circuits (AREA)
- Coils Or Transformers For Communication (AREA)
- Parts Printed On Printed Circuit Boards (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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EP02722701A EP1394702A1 (en) | 2001-04-27 | 2002-04-18 | High-frequency electronic component and its designing method |
US10/476,326 US20040207487A1 (en) | 2001-04-27 | 2002-04-18 | High-frequency electronic component and its designing method |
Applications Claiming Priority (4)
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JP2001-132605 | 2001-04-27 | ||
JP2001132605 | 2001-04-27 | ||
JP2001-162904 | 2001-05-30 | ||
JP2001162904A JP2003016133A (ja) | 2001-04-27 | 2001-05-30 | 高周波電子部品及びその設計方法 |
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WO2002089021A1 true WO2002089021A1 (fr) | 2002-11-07 |
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PCT/JP2002/003859 WO2002089021A1 (fr) | 2001-04-27 | 2002-04-18 | Composant electronique haute frequence et son procede de conception |
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US (1) | US20040207487A1 (ja) |
EP (1) | EP1394702A1 (ja) |
JP (1) | JP2003016133A (ja) |
KR (1) | KR100466677B1 (ja) |
TW (1) | TW561368B (ja) |
WO (1) | WO2002089021A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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US20050289484A1 (en) * | 2004-06-24 | 2005-12-29 | Whitefoot Kevin J | Externalization of coil structure patterns |
US7797661B2 (en) * | 2004-09-03 | 2010-09-14 | Abb Research Ag | Method and apparatus for describing and managing properties of a transformer coil |
US7263672B2 (en) * | 2004-09-03 | 2007-08-28 | Abb Research Ltd. | Methods, systems, and data models for describing an electrical device |
JP2006293726A (ja) * | 2005-04-12 | 2006-10-26 | Matsushita Electric Ind Co Ltd | 電子部品の設計方法 |
US7721241B2 (en) * | 2005-07-29 | 2010-05-18 | Abb Research Ltd. | Automated method and tool for documenting a transformer design |
US7667557B2 (en) * | 2005-12-06 | 2010-02-23 | Tdk Corporation | Thin-film bandpass filter using inductor-capacitor resonators |
KR101070246B1 (ko) * | 2009-06-30 | 2011-10-06 | 건국대학교 산학협력단 | 열응력을 고려한 다층 세라믹 커패시터의 설계 및 해석 방법 |
JP5673478B2 (ja) * | 2011-10-12 | 2015-02-18 | Tdk株式会社 | 積層コイル部品 |
CN205265992U (zh) * | 2013-05-15 | 2016-05-25 | 株式会社村田制作所 | 信号传输电缆和通信设备模块 |
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JPH02298103A (ja) * | 1989-02-16 | 1990-12-10 | Sanyo Electric Co Ltd | 半導体集積回路の製造方法 |
JPH06163321A (ja) * | 1992-11-26 | 1994-06-10 | Tdk Corp | 高周波lc複合部品 |
JPH08249366A (ja) * | 1995-03-10 | 1996-09-27 | Toshiba Corp | アナログ集積回路の設計方法 |
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JP2001036251A (ja) * | 1999-07-23 | 2001-02-09 | Tdk Corp | 高周波モジュール |
JP2002073718A (ja) * | 2000-09-04 | 2002-03-12 | Tdk Corp | 高周波電子部品の設計システム、高周波電子部品の設計方法及び高周波電子部品の製造方法 |
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US5404118A (en) * | 1992-07-27 | 1995-04-04 | Murata Manufacturing Co., Ltd. | Band pass filter with resonator having spiral electrodes formed of coil electrodes on plurality of dielectric layers |
DE69426283T2 (de) * | 1993-08-24 | 2001-03-15 | Matsushita Electric Ind Co Ltd | Geschichtete Antennenweiche und dielektrisches Filter |
JPH0846471A (ja) * | 1994-07-29 | 1996-02-16 | Murata Mfg Co Ltd | 積層型lc複合部品 |
US5892415A (en) * | 1995-11-20 | 1999-04-06 | Murata Manufacturing Co., Ltd. | Laminated resonator and laminated band pass filter using same |
US5949304A (en) * | 1997-10-16 | 1999-09-07 | Motorola, Inc. | Multilayer ceramic package with floating element to couple transmission lines |
JPH11346104A (ja) * | 1998-05-29 | 1999-12-14 | Philips Japan Ltd | 誘電体フィルタ |
JP3417340B2 (ja) * | 1999-05-20 | 2003-06-16 | 株式会社村田製作所 | バンドパスフィルタ |
-
2001
- 2001-05-30 JP JP2001162904A patent/JP2003016133A/ja active Pending
-
2002
- 2002-04-18 KR KR10-2002-7017530A patent/KR100466677B1/ko not_active IP Right Cessation
- 2002-04-18 EP EP02722701A patent/EP1394702A1/en not_active Withdrawn
- 2002-04-18 US US10/476,326 patent/US20040207487A1/en not_active Abandoned
- 2002-04-18 WO PCT/JP2002/003859 patent/WO2002089021A1/ja not_active Application Discontinuation
- 2002-04-23 TW TW091108378A patent/TW561368B/zh active
Patent Citations (6)
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JPH02298103A (ja) * | 1989-02-16 | 1990-12-10 | Sanyo Electric Co Ltd | 半導体集積回路の製造方法 |
JPH06163321A (ja) * | 1992-11-26 | 1994-06-10 | Tdk Corp | 高周波lc複合部品 |
JPH08249366A (ja) * | 1995-03-10 | 1996-09-27 | Toshiba Corp | アナログ集積回路の設計方法 |
JPH11103229A (ja) * | 1997-09-26 | 1999-04-13 | Tdk Corp | 高周波部品およびその製造方法 |
JP2001036251A (ja) * | 1999-07-23 | 2001-02-09 | Tdk Corp | 高周波モジュール |
JP2002073718A (ja) * | 2000-09-04 | 2002-03-12 | Tdk Corp | 高周波電子部品の設計システム、高周波電子部品の設計方法及び高周波電子部品の製造方法 |
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TW561368B (en) | 2003-11-11 |
EP1394702A1 (en) | 2004-03-03 |
JP2003016133A (ja) | 2003-01-17 |
US20040207487A1 (en) | 2004-10-21 |
KR20040002390A (ko) | 2004-01-07 |
KR100466677B1 (ko) | 2005-01-15 |
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