WO2005004275A1 - 高周波モジュール - Google Patents
高周波モジュール Download PDFInfo
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- WO2005004275A1 WO2005004275A1 PCT/JP2004/004675 JP2004004675W WO2005004275A1 WO 2005004275 A1 WO2005004275 A1 WO 2005004275A1 JP 2004004675 W JP2004004675 W JP 2004004675W WO 2005004275 A1 WO2005004275 A1 WO 2005004275A1
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- plane
- plane coupling
- waveguide
- coupling window
- electromagnetic wave
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- 230000008878 coupling Effects 0.000 claims description 263
- 238000010168 coupling process Methods 0.000 claims description 263
- 238000005859 coupling reaction Methods 0.000 claims description 263
- 239000004020 conductor Substances 0.000 claims description 36
- 230000001902 propagating effect Effects 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 7
- 238000005192 partition Methods 0.000 description 7
- 239000000758 substrate Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000001939 inductive effect Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 238000004088 simulation Methods 0.000 description 2
- 241000282461 Canis lupus Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/08—Coupling devices of the waveguide type for linking dissimilar lines or devices
- H01P5/10—Coupling devices of the waveguide type for linking dissimilar lines or devices for coupling balanced lines or devices with unbalanced lines or devices
- H01P5/107—Hollow-waveguide/strip-line transitions
Definitions
- the present invention relates to a high-frequency module used for transmitting electromagnetic waves (high-frequency signals) such as microwaves and millimeter waves.
- the frequency band of radio waves used for communication has expanded to a high-frequency range such as the GHz band, and communication equipment used for communication has been reduced in size.
- high-frequency modules such as waveguides and filters, used in this type of communication equipment are also required to respond to higher frequencies and downsizing, which is disclosed in Japanese Patent Application Laid-Open No. 6-53711.
- a filter using such a waveguide line or a waveguide line of this kind as disclosed in Japanese Patent Application Laid-Open No. H11-284409 has been developed.
- a connection structure for connecting such a high-frequency module a connection structure as disclosed in Japanese Patent Application Laid-Open No. 2000-216605 and Japanese Patent Application Laid-Open No. 2003-110307 has been developed.
- the waveguide line disclosed in JP-A-6-53711 includes a dielectric substrate (1) having a conductor layer (2, 3) as shown in FIG. It has a plurality of conductive holes (4) arranged in two rows for connecting between the conductor layers (2, 3).
- a region in the conductor is signaled by surrounding four sides of the dielectric material with a pair of conductor layers (2, 3) and a pseudo conductor wall formed by a plurality of conduction holes (4).
- It consists of a pseudo-rectangular waveguide used as a transmission line.
- the waveguide having such a configuration is also called a dielectric waveguide.
- the filter disclosed in Japanese Patent Application Laid-Open No. 11-284409 discloses a filter similar to the waveguide line disclosed in Japanese Patent Application Publication No. 6-53711.
- a dielectric waveguide line (25) as a quasi-rectangular waveguide composed of a body substrate (21), a pair of main conductor layers (22, 23) and a through conductor group for a side wall (24), one It consists of a plurality of through conductors (26) that electrically connect (conduct) the pair of main conductor layers (22, 23) to form an inductive window (coupling window).
- the filter can be formed in a dielectric substrate such as a wiring board, so that the size of the filter can be easily reduced.
- connection structure between a dielectric waveguide line (pseudo-rectangular waveguide) and a line conductor (microstrip line) disclosed in Japanese Patent Application Laid-Open No. 2000-216605 is shown in FIG.
- the end of the line conductor (20) is inserted into the open end of the dielectric waveguide line (16), and the end and one of the main conductor layers (12) are connected to the line conductor for connection.
- (18) and the connecting through conductor (17) are electrically connected so as to form a step.
- This connection structure forms a so-called ridge waveguide structure in which the distance between the pair of main conductor layers (12, 13) is reduced.
- this connection structure converts a line conductor (microstrip line) into a waveguide.
- the connection between the waveguide line disclosed in JP-A-2003-110307 (in this example, the waveguide line forms a dielectric waveguide filter) and the line conductor (microstrip line).
- the structure is such that protrusions (17a, 17b) are provided outside the dielectric waveguide resonators (11a, lid) constituting the dielectric waveguide filter.
- a conductor strip line (15a, 15b) that becomes an input / output electrode over the protrusion (17a, 17b) from the bottom of the dielectric waveguide resonator (11a, lid).
- the conductor strip lines (15a, 15b) are connected to conductor patterns (19a, 19b) as line conductors formed on the wiring board (18).
- each conductor pattern (19a, 19b) is connected to a dielectric waveguide resonator (11a, lid) via a conductor strip line (15a, 15b) formed to the same width. ), Respectively.
- TEM mode input / output signals flow through the conductor patterns (19a, 19b) on the bottom surface of the dielectric waveguide resonator (11a, lid). Therefore, the magnetic field generated inside the dielectric waveguide resonator (11a, lid) by the input / output signal causes the fundamental resonance mode (TE mode ( TE ,.
- this connection structure has a line conversion function that converts the line conductor (microstrip line) to a waveguide and the waveguide line to a line conductor.
- an external terminal (8) continuous from one end of the external coupling line (25), a resonance line ( 5 a)
- An unbalanced-balanced conversion circuit is formed by forming an external terminal (6) that forms a capacitance with the other terminal, and one output output from the external terminal (6) by capacitive coupling.
- the phase difference between the signal and the other output signal output by inductive coupling from the external terminal (8) is adjusted to 180 degrees by adjusting the capacitance and inductance of each coupling part.
- the unbalanced-balanced conversion circuit disclosed in Japanese Patent No. 3351351 has the following problems. That is, in this unbalanced-balanced conversion circuit, the capacitance value of the capacitive coupling and the inductance value of the inductive coupling must be adjusted to make the phase difference between the two output signals 180 degrees. Therefore, it is difficult to reduce the size of this unbalanced-balanced conversion circuit because it takes time and effort to adjust the signal, and it is necessary to provide a signal path that does not operate as a resonator in addition to the resonator. There is a problem.
- the present invention has been made to solve such a problem, and a high-frequency module capable of converting a TE-mode electromagnetic wave into a balanced-type TEM-mode electromagnetic wave without adjustment and outputting the same, and which can be easily miniaturized.
- the main purpose is to provide.
- a high-frequency module includes: a waveguide having a wavelength TE mode resonator formed therein; At least one E-plane coupling window formed on a wall orthogonal to the H-plane among the walls constituting the TE mode resonator at one of the above, and one of the E-plane coupling windows being parallel to the H-plane.
- One output line disposed at the edge of the wall side and magnetically coupled to the electromagnetic wave in the TE mode resonator; and one or the other of the E-plane couplings in parallel with the H-plane.
- Another output line is provided at the edge of the wall side and magnetically couples to the electromagnetic wave.
- the E-plane coupling window is a coupling window for magnetically coupling the output line on the E-plane to the TE mode electromagnetic wave propagating through the waveguide.
- a wall portion orthogonal to the H plane means a wall portion parallel to the E plane.
- the high-frequency module includes, as the E-plane coupling window, only the one E-plane coupling window, and the one output line includes the H-plane in the one E-plane coupling window.
- One of the parallel walls is disposed at an edge on the wall side and magnetically couples to an electromagnetic wave in the TE mode resonator, and the other output line is parallel to the H plane in the one E plane coupling.
- the electromagnetic wave may be arranged at the other edge of the wall side so as to be magnetically coupled to the electromagnetic wave.
- the high-frequency module according to the first aspect of the present invention also includes, as the E-plane coupling window, two E-planes formed on one wall orthogonal to the H-plane among the walls constituting the TE mode resonator.
- a surface coupling window wherein the one output line is provided at an edge of one of the two E-plane coupling windows on the wall side parallel to the H-plane in one of the E-plane coupling windows.
- Magnetic field-coupled to the electromagnetic wave in the TE mode resonator, and the other output line is connected to the other of the two E-plane coupling windows, which is parallel to the H-plane in the other E-plane coupling window.
- the electromagnetic wave may be arranged at the edge of the wall so as to be magnetically coupled to the electromagnetic wave.
- the high-frequency module according to the first aspect of the present invention further includes:
- the TE mode resonator includes a pair of E-plane coupling windows formed on a pair of mutually different walls that are orthogonal to the H-plane of the walls constituting the TE mode resonator, and wherein the one output line has:
- One of the pair of E-plane coupling windows is disposed at an edge on the wall side of one of the E-plane coupling windows that is parallel to the H-plane, and is configured to receive electromagnetic waves in the TE mode resonator.
- the other output line which is magnetically coupled, is disposed at the edge of the other E-plane coupling window of the pair of E-plane coupling windows on the other side of the wall parallel to the H-plane. It may be configured to be magnetically coupled to an electromagnetic wave.
- a high-frequency module includes: a waveguide type waveguide in which a one-two-wavelength TE mode resonator is formed; and the TE type waveguide in the waveguide type waveguide.
- At least one H-plane coupling window formed on a wall parallel to the H-plane among the walls constituting the mode resonator; and a central side edge of the TE mode resonator in one of the H-plane coupling windows;
- One output line that is disposed at one of the outer edges and magnetically couples to an electromagnetic wave in the TE mode resonator; and the TE mode resonance at one or another edge of the H-plane coupling window.
- Another output line is provided at one of the central side edge and the outer side edge of the container and magnetically couples to the electromagnetic wave.
- the H-plane coupling window is a coupling window for magnetically coupling the output line to the TE mode electromagnetic wave propagating through the waveguide on the H-plane.
- the high-frequency module includes, as the H-plane coupling window, only the one H-plane coupling window, and the one output line includes the TE mode resonance in the one H-plane coupling window.
- a magnetic field coupling to the electromagnetic wave in the TE mode resonator, and the other output line is connected to the TE module at the edge of the one H-plane coupling window.
- the resonator may be arranged at the outer edge of the single-cavity resonator to be magnetically coupled to the electromagnetic wave.
- the high-frequency module according to the second aspect of the present invention also includes, as the H-plane coupling window, two H-ports formed on one wall parallel to the H-plane among the walls constituting the TE mode resonator.
- Magnetic field-coupled to an electromagnetic wave in the chamber, and the other output line is the TE mode at the edge of the other H-plane coupling window of the two H-plane coupling windows.
- the resonator may be arranged at an outer edge of the resonator to be magnetically coupled to the electromagnetic wave.
- the high-frequency module according to the second aspect of the present invention further includes, as the H-plane coupling window, two walls respectively formed on two walls parallel to the H plane among the walls constituting the TE mode resonator.
- An H-plane coupling window wherein the one output line is connected to a center edge and an outer edge of the TE mode resonator in one of the two H-plane coupling windows in the H-plane coupling window.
- Magnetic field-coupled to an electromagnetic wave in the TE mode resonator, and the other output line is connected to a port in the other H-plane coupling window of the two H-plane coupling windows.
- An edge of the one H-plane coupling window, the one output line being disposed on the same side edge as the one of the one disposed, and configured to be magnetically coupled to the electromagnetic wave. May be.
- a high-frequency module includes: a waveguide-type waveguide in which a half-wave type TE mode resonator is formed; and the TE-type waveguide in the waveguide-type waveguide.
- An E-plane coupling window formed on a wall orthogonal to the H-plane of the wall constituting the mode resonator; and an H-plane formed on one of the walls parallel to the H-plane.
- Another output line is provided at an outer edge of the TE mode resonator in the H-plane coupling window and magnetically couples to the electromagnetic wave.
- a high-frequency module is a high-frequency module, comprising: a waveguide type waveguide in which a half-wavelength mode resonator is formed; and the TE mode in the waveguide type waveguide.
- An E-plane coupling window formed on a wall orthogonal to the H-plane among the walls constituting the resonator; and an H-plane formed on one of the walls parallel to the H-plane.
- One output line, and another output line disposed at the center side edge of the TE mode resonator in the H-plane coupling window and magnetically coupled to the electromagnetic wave.
- the high-frequency module according to the first to fourth aspects of the present invention includes a pair of ground electrodes disposed to face each other and a conduction between the pair of ground electrodes.
- the waveguide-type waveguide is provided with a body.
- an input line configured to be capable of inputting a TEM mode electromagnetic wave as a TE mode electromagnetic wave to the waveguide waveguide is provided.
- at least one or more resonators may be provided between the input line and the half-wavelength TE mode resonator.
- FIG. 1 is a perspective view showing a configuration of a high-frequency module 1 according to an embodiment of the present invention.
- Fig. 2 shows the magnetic field distribution of the magnetic field H1 in the vicinity of the connection between the output lines 5a and 5b of the high-frequency module 1 and the waveguide type waveguide 3, and the magnetic field H1 generated in each of the output lines 5a and 5b.
- Each magnetic field H 2 is a perspective view showing a configuration of a high-frequency module 1 according to an embodiment of the present invention.
- Fig. 2 shows the magnetic field distribution of the magnetic field H1 in the vicinity of the connection between the output lines 5a and 5b of the high-frequency module 1 and the waveguide type waveguide 3, and the magnetic field H1 generated in each of the output lines 5a and 5b.
- Each magnetic field H 2 is a perspective view showing a configuration of a high-frequency module 1 according to an embodiment of the present invention.
- Fig. 2 shows the magnetic field distribution of the magnetic field H1 in the vicinity of the connection between the output lines
- FIG. 9 is an explanatory diagram showing a state of H3.
- FIG. 3 is a characteristic diagram showing the relationship between the frequency and the phase difference in the high-frequency module 1.
- FIG. 4 is a characteristic diagram showing the relationship between the frequency and the attenuation rate in the high-frequency module 1.
- FIG. 5 is a perspective view showing a configuration of the high-frequency module 11 according to the embodiment of the present invention.
- FIG. 6 shows the vicinity of the connection with the waveguide 3 in the output lines 5a and 5b of the high-frequency module 1A (11A) having two E-plane coupling windows 4 in the wall 3a.
- FIG. 6 is an explanatory diagram showing a magnetic field distribution of a magnetic field HI at the time of FIG. 5 and states of magnetic fields H 2 and H 3 generated in output lines 5a and 5b.
- FIG. 7 is a perspective view showing a configuration of a high-frequency module 21 according to the embodiment of the present invention.
- Fig. 8 shows the magnetic field distribution of the magnetic field H1 near the connection with the waveguide 3 in the output line 5a of the high-frequency module 21 and the state of the magnetic field H2 generated in the output line 5a.
- FIG. 9 shows the magnetic field distribution of the magnetic field H1 near the connection with the waveguide 3 in the output line 5b of the high-frequency module 21 and the state of the magnetic field H3 generated in the output line 5b.
- FIG. 10 is a perspective view showing a configuration of a high-frequency module 31 according to the embodiment of the present invention.
- Fig. 11 shows the magnetic field in the vicinity of the connection between the output lines 5a and 5b of the high-frequency module 31 provided with two H-plane coupling windows 32 in the wall 3d and the waveguide-type waveguide 3
- FIG. 4 is an explanatory diagram showing a magnetic field distribution of H1 and states of magnetic fields H2 and H3 generated in output lines 5a and 5b.
- FIG. 12 is an enlarged view of the vicinity of the H-plane coupling window 32 in FIG.
- FIG. 13 shows the high-frequency module 31 with two H-plane coupling windows 32 on the wall 3d. The vicinity of the connection with the waveguide 3 in the output lines 5a and 5b of the 1A output line.
- FIG. 4 is an explanatory diagram showing a magnetic field distribution of a magnetic field H1 and states of magnetic fields H2 and H3 generated in output lines 5a and 5b.
- FIG. 14 is a perspective view showing a configuration of a high-frequency module 41 according to the embodiment of the present invention.
- FIG. 15 is a perspective view showing a configuration of a high-frequency module 51 according to the embodiment of the present invention.
- FIG. 16 is a perspective view showing a configuration of a high-frequency module 51A according to the embodiment of the present invention.
- FIG. 17 is a perspective view showing a configuration of a high-frequency module 61 according to the embodiment of the present invention.
- FIG. 18 is a perspective view showing a configuration of a high-frequency module 81 according to the embodiment of the present invention.
- FIG. 19 is a perspective view showing a configuration of a high-frequency module 91 according to the embodiment of the present invention.
- the high-frequency module 1 functions as a filter (specifically, a band-pass filter), and as shown in FIG. 1, the guide wavelength in an electromagnetic wave in the TE mode (specifically, the lowest TE mode).
- 1 / 2-wave type TE mode resonator 2 that resonates at 1/2 wavelength of
- the formed rectangular waveguide (a waveguide with a rectangular cross section along the direction perpendicular to the direction of travel of the electromagnetic wave) 3 and the TE in the waveguide 3 and the TE in the waveguide 3 and the TE in the waveguide 3
- the wall 3 a that is orthogonal to the H plane (plane parallel to the XZ plane) of the walls 3 a, 3 b, 3 c, 3 d, and 3 e constituting the mode resonator 2 (parallel to the E plane)
- the E-plane coupling window 4 formed on the E-plane and one end of the E-plane coupling window 4 sandwiching the E-plane coupling window 4 are placed (short-circuite
- the TE mode resonator 2 is provided between the partition wall 6 disposed inside the waveguide 3 and the wall 3 a as a short-circuit surface of the waveguide 3. Is formed.
- the TE mode resonator 2 has a coupling window 7 formed by a gap between two side walls (side walls forming the wall portions 3 b and 3 c) of the waveguide 3 and a partition wall 6. Magnetic field coupling with another internal region of the waveguide type waveguide 3 (the region on the left side of the TE mode resonator 2 in the same figure) via 7.
- the E-plane coupling window 4 is formed at the center of the wall 3a so that, for example, the planar shape is formed in a rectangular shape and the four sides are parallel to the corresponding sides of the wall 3a.
- the pair of output lines 5 a and 5 b are formed of plane lines (microstrip lines, coplanar lines or strip lines, etc.) and are disposed on the wall 3 a with the E-plane coupling window 4 interposed therebetween. . More specifically, the pair of output lines 5 a and 5 b is an edge of the E-plane coupling window 4 and is an edge of one wall 3 d side parallel to the H plane (the upper port in FIG.
- each of the output lines 5 a and 5 b is disposed so that the position along the tube width direction (X direction) of the H plane is the same in the row of the E-plane coupling window 4.
- the pair of output lines 5a and 5b are connected such that the position along the X direction on the H plane is the center of the wall 3a.
- the magnetic field HI parallel to the H plane is within the frequency band (signal pass band of the high-frequency module 1) in which the TE mode resonator 2 acts as a resonator against electromagnetic waves. Has occurred. Therefore, in the region near the wall 3a in the TE mode resonator 2, the magnetic field HI is aligned in one direction (direction) as schematically shown in FIG. For this reason, the output line 5a has the orientation (counterclockwise TEM mode magnetic field H2 is generated in the output line 5b, and a TEM mode magnetic field H3 in the direction (clockwise direction) shown in FIG.
- this high-frequency module 1 has a wider frequency band (about 20 GHz to about 25.4 GHz) including the signal pass band (about 25 GHz to about 25.4 GHz) as shown in FIG. In the band of about 37 GHz), the phase difference between the electromagnetic waves output from the output lines 5a and 5b is almost constant between 177 and 180 degrees.
- the TEM mode electromagnetic wave converted into the balanced type is output from the pair of output lines 5a and 5b. That is, the high-frequency module 1 functions not only as a filter but also as a mode converter for converting the TE mode to the TEM mode. The high-frequency module 1 also functions as a line converter that converts the waveguide 3 from a waveguide to a planar line.
- the intensity distribution of the magnetic field HI along the direction (X direction) parallel to the H plane in the E plane in the area near the wall 3a of the TE mode resonator 2 is as shown in FIG.
- the strength is strongest at the center of the TE mode resonator 2 (the center of the wall 3a) and becomes weaker toward the edges (in the figure, the strength of the magnetic field HI is indicated by the length of the arrow) .
- the intensity distribution of the magnetic field HI along the direction (Y direction) perpendicular to the H plane in the E plane in the area near the wall 3a is almost uniform as shown in the figure.
- each of the electromagnetic waves output from the pair of output lines 5a and 5b has a signal intensity (attenuation) that passes through the signal. It is almost the same in the band.
- the magnitude balance of the balanced TEM mode electromagnetic waves output from the pair of output lines 5a and 5b is as follows. It can be adjusted by changing the connection position of the roads 5a and 5b to the wall 3a along the X direction.
- the wall 3a orthogonal to the H-plane (parallel to the E-plane) of the wall constituting the TE mode resonator 2 in the waveguide 3 is a.
- a pair of output lines 5 a and 5 b for E-plane coupling to the electromagnetic waves in the TE mode resonator 2 are sandwiched between the E-plane coupling window 4 and the wall 3.
- the output lines 5 a, 5 a, The phase difference of each electromagnetic wave output from 5b can be made almost 180 degrees without adjustment.
- the TE mode electromagnetic wave propagating through the waveguide 3 is converted into an unbalanced and balanced TEM mode electromagnetic wave while having a simple and small configuration. Can be output. That is, it is possible to realize a line converter capable of performing line conversion from the waveguide 3 requiring no phase adjustment to a plane line (balanced plane line).
- one E-plane coupling window 4 is formed on the wall 3 a perpendicular to the H plane, and a pair of output lines 5 a and 5 b are sandwiched by the E-plane coupling window 4.
- the example in which it is arranged (short-circuit connection) on the wall 3a has been described, as shown in FIG. 5, the other walls 3b and 3c perpendicular to the H plane (in FIG. 5, as an example, the wall 3c
- the high-frequency module 11 can also be configured by disposing an E-plane coupling window 4 and a pair of output lines 5a and 5b.
- the configuration of the high-frequency module 11 is the same as that of the high-frequency module 1, except that the E-plane coupling window 4 and the pair of output lines 5a and 5b are arranged on the wall 3c. Are denoted by the same reference numerals, and redundant description is omitted.
- the thickness of the output lines 5a and 5b is omitted.
- the thickness of the output lines 5a and 5b is also omitted in FIGS. 7, 10, 14, 15, and 16 in the same manner.
- one E-plane coupling window 4 is formed on one wall 3a (wall 3c), and a pair of E-plane coupling windows 4 are sandwiched therebetween.
- the example in which the output lines 5a and 5b are arranged (short-circuited) on the wall 3a (wall 3c) has been described.
- the wall 3a (or the wall 3 c) a plurality (two as an example) of E-plane coupling windows 4, 4 are formed, and an output line 5a is arranged at the edge of one E-plane coupling window 4 (short-circuit connection).
- the high-frequency module 1A (or 11A) can be configured by arranging (short-circuiting) the output line 5b at the edge of the other E-plane coupling window 4.
- the edge of one of the E-plane coupling windows 4 (the upper E-plane coupling window 4 in the figure) and the wall 3 d side of one wall 3 d parallel to the H plane (the same as in FIG.
- One output line 5a is arranged at the upper edge in the figure, and the edge of the other E-plane coupling window 4 (the lower E-plane coupling window 4 in the figure),
- the other output line 5b is provided at the edge of the other parallel wall 3e (the lower edge in the figure).
- One of the output lines 5a is arranged at the edge of the other, and is the edge of the other E-plane coupling window 4 (the lower E-plane coupling window 4 in the figure) and parallel to the H-plane.
- the other output line 5b can be provided at the edge on the wall 3d side (upper edge in the figure).
- the magnetic fields H2 and H3 in the pair of output lines 5a and 5b are always opposite to each other in this signal pass band as shown in FIG. Therefore, the phase difference between the electromagnetic waves output from the output lines 5a and 5b can be made almost 180 degrees without any adjustment.
- the TE mode electromagnetic wave can be adjusted to the balanced TEM mode electromagnetic wave without adjustment. It can be converted and output.
- the two E-plane coupling windows 4 can be formed at arbitrary positions on the wall 3a (or 3c), and as a result, the pair of output lines 5a and 5b It can be located anywhere in part 3a (or 3c). Therefore, the balanced TEM mode electromagnetic wave can be output from any position in the wall 3a (or 3c). .
- one of the walls constituting the TE mode resonator 2 in the waveguide 3 (the same wall) is E-plane coupled.
- the high-frequency module 21 which employs the configuration for forming the window 4 but has the E-plane coupling window 4 formed on a pair of mutually different walls will be described. As shown in FIG. 7, the high-frequency module 21 has one E-plane coupling window 4 formed on one of the walls 3a orthogonal to the H-plane, and the other wall orthogonal to the H-plane.
- the other E-plane coupling window 4 is formed on one of the walls 3b and 3c (for example, the wall 3c).
- One output line 5a is disposed (short-circuited) on the edge of one wall (wall 3d) side of the one E-plane coupling window 4 parallel to the H-plane, and the other output line 5a is connected to the other output line 5a.
- b is located at the edge of the other wall (wall 3e) side parallel to the H plane in the other E-plane coupling window 4. (Short-circuit connection). It is also possible to adopt a configuration in which one E-plane coupling window 4 is formed on the wall 3b and the other E-plane coupling window 4 is formed on the wall 3c.
- the magnetic fields H2, H3 in the output lines 5a, 5b arranged (short-circuited) on the walls 3a, 3 are connected. Are always opposite to each other within this signal passband, as shown in both figures, in the same manner as the high-frequency module 1. Therefore, also in the high-frequency module 21, the TEM mode electromagnetic wave converted into the balanced type can be output from the pair of output lines 5a and 5b. Furthermore, in the high-frequency module 21, the pair of output lines 5a and 5b are provided on different walls, so that the EM mode electromagnetic waves converted into the balanced type can be easily output in different directions. Can be.
- the TEM mode converted from the waveguide type waveguide 3 to the balanced type using the magnetic field coupling (E-plane coupling) on the E-plane.
- E-plane coupling magnetic field coupling
- the TE mode resonator 2 of the waveguide 3 was converted to the balanced type using magnetic field coupling on the H plane (hereinafter also referred to as “H plane coupling”). It is also possible to adopt a configuration in which the generated TEM mode electromagnetic waves are output.
- the high-frequency module 31 includes a wall 3a, 3b, 3c, 3d, 3d that constitutes the TE mode resonator 2 in the waveguide 3.
- the H-plane coupling window 32 is formed in the walls 3d and 3e (3d in the figure as an example) parallel to the H-plane of e, and a pair of output lines 5a and 5b It is arranged (short-circuited) on the wall 3 d with the H-plane coupling window 32 interposed.
- the H-plane coupling window 32 has a rectangular outer shape and is formed along the edge near the edge of the wall 3a on the side of the wall 3a in the wall 3d. Have been.
- the pair of output lines 5a and 5b are disposed at the outer edge and the center edge of the TE mode resonator 2 in the H-plane coupling window 32, respectively. I have.
- a magnetic field HI is generated inside the TE mode resonator 2 as shown in FIG.
- the corners A and B on the wall 3 a side of the four corners A, B, C and D of the TE mode resonator 2 are A region between two lines connecting the center O of the TE mode resonator 2 and a region near the H-plane coupling window 32 formed parallel to the wall 3a (parallel to the XY plane) in J
- the direction of the magnetic field HI is aligned in one direction (the X direction in FIG. 12). Therefore, as shown in FIGS.
- the magnetic fields H2 and H3 at b are always opposite to each other within the signal passband. Therefore, the TEM mode electromagnetic wave converted into the balanced type can be output from the pair of output lines 5a and 5b.
- an H-plane coupling window 32 is formed parallel to the wall 3a in a region L sandwiched between two lines connecting the corners C and D on the partition wall 6 side and the center O.
- a configuration in which a pair of output lines 5a and 5b are provided with the H-plane coupling window 32 interposed therebetween can be used.
- one H-plane coupling window 32 is formed on the wall 3d, and a pair of output lines 5a and 513 are connected to the 1-plane coupling window so as to sandwich the H-plane coupling window 32.
- disposition short-circuit connection
- a plurality (two as an example) in the above-described regions J and L in the wall 3d (or 3e) H-plane coupling windows 32, 32 are formed, and the output line 5a is disposed (short-circuit connection) on one H-plane coupling window 32, and the output line 5b is disposed on the other H-plane coupling window 32 (Short-circuit connection) can be used to configure the high-frequency module 31A.
- one output line 5a is connected to one edge (the center side port of the TE mode resonator 2) of one H-plane coupling window 32 (the H-plane coupling window 32 on the area J side in the figure). Edge).
- the other output line 5 b is the edge of the other H-plane coupling window 32 (the H-plane coupling window 32 on the area L side in the figure), and the TE mode resonator 2 It is arranged on the outer edge.
- the magnetic fields H2 and H3 in the pair of output lines 5a and 5b The directions are always opposite to each other in the pass band. Therefore, the TE mode electromagnetic wave in the waveguide 3 can be converted into a balanced TEM mode electromagnetic wave and output from the output lines 5a and 5b.
- the two H-plane coupling windows 32, 32 can be formed at arbitrary positions on the wall 3d (or 3e).
- the pair of output lines 5a, 5b It can be located anywhere on part 3d (or 3e). Therefore, the balanced TEM mode electromagnetic wave can be output from any position in the wall 3d (or 3e).
- one H-plane coupling window 32 and one output line 5a are provided in the area K in FIG. 13 and the other H-plane coupling window 32 and the other A configuration in which the output line 5a is provided may be employed. Furthermore, one H-plane coupling window 32 and one output line 5a (5b) are arranged in each of the regions J and L (or each of the regions K and M) facing each other across the center ⁇ of the TE mode resonator 2. In each of the two adjacent regions (regions J and K, regions ⁇ and L, region L and M, or region M and J), the H-plane coupling window 32 and the output lines 5a (and 5b) Alternatively, it is possible to adopt a configuration in which one is arranged at a time.
- one of the walls constituting the TE mode resonator 2 in the waveguide 3 is H-plane coupled to one of the walls (the same wall) parallel to the H-plane.
- the high-frequency module 41 can be formed by forming the H-plane coupling windows 32 on the two walls 3 d and 3 e parallel to the H-plane, respectively.
- one H-plane coupling window 32 is formed in a region J (see FIG. 13) in the wall 3d, and the other H-plane coupling window 32 is formed. It is formed in the wall 3 e so as to face the negative H-plane coupling window 32.
- one output line 5a is connected to one of the center edge and the outer edge of the TE mode resonator 2 in the one H-plane coupling window 32 (in FIG.
- the other output line 5b is the edge of the other H-plane coupling window 32, and the edge of the one H-plane coupling window 32 where the one output line 5a is disposed. It is located on the same side of the rim (that is, on the outer rim side). Also in this configuration, similarly to the high-frequency module 31, each magnetic field in the pair of output lines 5 a and 5 b transmits the electromagnetic wave signal. The directions are always opposite to each other in the overband.
- the electromagnetic waves of the TE mode in the waveguide 3 can be converted into the electromagnetic waves of the balanced TEM mode and output from the output lines 5 a and 5. Further, according to this configuration, since the two output lines 5a and 5b can be disposed on the opposing walls 3d and 3e, they are different from each other with the waveguide type waveguide 3 interposed therebetween. It is possible to easily output a balanced TEM mode electromagnetic wave in any direction.
- each of the high-frequency modules 1, 1A, 11, 11A, 21, 31, 31A, and 41 described above an example is described in which only one of the E-plane coupling window and the H-plane coupling window is provided.
- a configuration having both a plane coupling window and an H plane coupling window may be employed.
- the high-frequency module 51 according to the present embodiment as an example, as shown in FIG. 15, one of the walls 3a, 3b, and 3c orthogonal to the H plane (one example in FIG. The wall 3 c) is provided with an E-plane coupling window 4 and one wall parallel to the H plane (in the figure, as an example, one of the walls 3 d and 3 e parallel to the H plane) It is located in the area J (see Fig.
- one output line 5a is disposed at the edge of the wall 3d side of the E-plane coupling window 4 where the H-plane coupling window 32 is formed, and the other output line 5b is disposed at the H-plane coupling window. It is arranged at the outer edge of the TE mode resonator 2 at 32 '(the edge on the wall 3a side). Since the basic configuration is the same as that of each of the above-described high-frequency modules 1 and the like, the same configuration is denoted by the same reference numeral and redundant description is omitted.
- the magnetic fields in the pair of output lines 5a and 5b are always opposite to each other in the signal passing band of the electromagnetic wave, similarly to the above-described high-frequency modules. Therefore, the TE mode electromagnetic wave in the waveguide 3 can be converted into the balanced TEM mode electromagnetic wave and output from the output lines 5a and 5b. Further, according to this configuration, the two output lines 5a and 5b are disposed on the mutually orthogonal walls 3c and 3d, so that the balanced TEM mode electromagnetic waves can be simplified in the direction orthogonal to each other. Can be output. In addition, as in the high-frequency module 51A shown in FIG.
- one end is formed on the edge of the wall 3e side opposite to the wall 3d on which the H-plane coupling window 32 is formed in the E-plane coupling window 4. It is also possible to adopt a configuration in which the output line 5 a is arranged and the other output line 5 b is arranged at the center side edge of the TE mode resonator 2 in the H-plane coupling window 32.
- the present invention can be applied to a high-frequency module 61 having a so-called dielectric waveguide shown in FIG.
- This high-frequency module 61 functions as a filter, and is a half-wavelength TE module that resonates at a wavelength of 1 to 2 wavelengths in a tube in an electromagnetic wave of the TE mode (specifically, the lowest TE1Q mode).
- each of the wall portions 63 d and 63 e is constituted by ground electrodes 67 and 68 which are arranged to face each other with the dielectric substrate 66 interposed therebetween.
- each of the wall portions 63a, 63b, 63c forms a plurality of through-holes 69, 69, 69 ⁇ 'as conductors that penetrate through the dielectric substrate 66 to conduct between the pair of ground electrodes 67, 68.
- Each through-hole 69 has a predetermined width (for example, in the pipe) except for the E-plane coupling window 64 in order to avoid the leakage of the electromagnetic wave propagating in the waveguide 63 while the inner surface thereof is metallized. It is installed at the following intervals.
- the TE mode resonator 62 includes a plurality of through-holes 70, 70, 70,... Constituting a partition wall disposed inside a waveguide waveguide 63 and a waveguide waveguide. It is formed between the short-circuit surface 63 and the wall 63a.
- the TE mode resonator 62 is formed via coupling windows 71, 71 formed by gaps between the side walls 63b, 63c of the waveguide waveguide 63 and the through holes 70, 70,. It is magnetically coupled to another internal region of the waveguide 63 (the region on the left side of the TE mode resonator 62 in FIG. 17).
- the interval between the central portions of the plurality of through holes 69, 69, 69 ⁇ ⁇ ⁇ constituting the wall portion 63a is set to be wide (wider than the 1Z4 of the in-tube signal wavelength). Thus, it is formed at the center of the wall 63a.
- the pair of output lines 65a and 65b are arranged on the respective surfaces of the ground electrodes 67 and 68 on the dielectric substrate 66 so as to face each other with the dielectric substrate 66 interposed therebetween, as shown in FIG. Is established.
- each of the output lines 65 a and 65 b is directly connected (short-circuited) to a portion of the ground electrodes 67 and 68 corresponding to the E-plane coupling window 64.
- the high-frequency module 61 has the above-described configuration, so that it can have the same configuration as the high-frequency module 1 although it is small.
- the TE mode electromagnetic wave in the waveguide 63 can be converted into a balanced TEM mode electromagnetic wave and output from each of the output lines 65a and 65b.
- an E-plane coupling window 64 is formed in the wall portion 63c and corresponds to the E-plane coupling window 6 in the ground electrodes 67, 68.
- the configuration can be made in the same manner as the high-frequency module 11.
- an E-plane coupling window 64 is formed on each of the walls 63a and 63c, and the output line 65a is connected to a portion of the ground electrode 67 corresponding to the E-plane coupling window 64, and the output is output.
- an example in which a TE mode electromagnetic wave is converted into a balanced TEM mode and output is provided (in other words, an example in which a waveguide is converted into a planar line).
- another resonator is formed on the opposite side of the partition wall 6 from the wall 3a of the waveguide 3, and the other resonator is formed.
- An E-plane coupling window (or H-plane coupling window) and an input line are arranged on one of the walls of the waveguide to be formed.
- the high-frequency module according to the present invention can be applied to an unbalanced-to-balanced converter (so-called balun) that converts an unbalanced TEM mode electromagnetic wave into a balanced TEM mode.
- Fig. 18 shows an example in which a balun is configured based on the high-frequency module 1.
- the two resonators are connected via the partition wall, they can function as filters with various frequency characteristics. Note that the same components as those of the high-frequency module 1 are denoted by the same reference numerals, and redundant description will be omitted.
- another resonator 82 is formed between the wall 3 f and the partition wall 6 in the waveguide 3.
- an E-plane coupling window 83 and an input line 84 are provided (short-circuit connection) on the wall 3 f.
- high frequency In the same manner as the high-frequency module 81 based on the module 1, a balun can be configured based on the high-frequency modules 11, 21, 31, 41, 51, 61. .
- the high-frequency module 1 shown in FIG. 9 can also be configured.
- the high-frequency module 19 is configured by connecting the high-frequency module 1 through coupling windows 7 and 7. One of the two pairs of output lines 5a and 5b is input to one of the pairs.
- the waveguide type waveguide When used as a line, it functions as a balanced input-balanced output type filter.
- the same components as those of the high-frequency module 1 are denoted by the same reference numerals.
- the present invention is not limited to this, and a polygonal cross-sectional shape other than a rectangular shape is used. It goes without saying that the present invention can also be applied to a waveguide type waveguide having
- the waveguide type waveguide in which the ⁇ wavelength TE mode resonator is formed, and the waveguide type waveguide At least one E-plane coupling window formed on a wall perpendicular to the H-plane among the walls constituting the TE mode resonator; and one of the E-plane coupling windows parallel to the H-plane.
- One output line which is disposed at the edge of the wall portion side and magnetically couples to an electromagnetic wave in the TE mode resonator; and one or another which is parallel to the H plane in one or another of the E plane coupling.
- the phase difference of each electromagnetic wave output from each output line within the signal pass band. Can be adjusted to almost 180 degrees without any adjustment. Therefore, no adjustment is required, and the TE mode electromagnetic wave can be converted to a balanced TEM mode electromagnetic wave and output from a pair of output lines.
- this high-frequency module it is not necessary to adjust the capacitance value of the capacitive coupling and the inductance value of the inductive coupling, although the configuration is simpler than that of the conventional high-frequency module. Adjustment work can be eliminated, and the size can be reduced sufficiently because there is no need to provide a signal path that does not operate as a resonator in addition to the resonator.
- the E-mode resonator includes two E-plane coupling windows formed on one wall orthogonal to the H-plane among the walls constituting the TE mode resonator, and the one output line is provided between the two E-plane coupling windows.
- One of the E-plane coupling windows which is disposed at an edge of the wall portion side parallel to the H-plane and magnetically couples to electromagnetic waves in the TE mode resonator, and the other output line Is disposed at the edge of the other of the two E-plane coupling windows on the other wall side parallel to the H-plane in the other E-plane coupling window so as to be magnetically coupled to the electromagnetic wave.
- two E-plane coupling windows can be formed at arbitrary positions on the wall, and as a result, a pair of output lines can be arranged at arbitrary positions in the wall. Can be. Therefore, balanced TEM mode electromagnetic waves can be output from any position in the wall.
- the E-plane coupling window a pair of mutually different walls that are orthogonal to the H-plane among the walls constituting the TE mode resonator.
- the two output lines are provided on different walls.
- the TEM mode electromagnetic waves converted to balanced It can be output to the direction.
- the waveguide type waveguide in which a ⁇ wavelength TE mode resonator is formed, and the TE mode resonance in the waveguide type waveguide are provided.
- At least one H-plane coupling window formed on a wall parallel to the H-plane of the walls constituting the cavity, and a center side edge and an outer side of the TE mode resonator in the one H-plane coupling window One output line disposed at one of the edges and magnetically coupled to an electromagnetic wave in the TE mode resonator; and one or another TE mode resonator at the edge of the H-plane coupling window.
- this high-frequency module it is not necessary to adjust the capacitance value of the capacitive coupling and the inductance value of the inductive coupling, although the configuration is simpler than the conventional high-frequency module, The adjustment work can be made unnecessary, and the size can be sufficiently reduced because there is no need to provide a signal path that does not operate as a resonator in addition to the resonator.
- the H-plane coupling window two H-plane couplings formed on one wall parallel to the H-plane among the walls constituting the TE mode resonator A window, wherein the one output line is disposed at a central side edge of the TE mode resonator in one of the two H-plane coupling windows, and the TE mode resonance is provided.
- the other output line is magnetically coupled to an electromagnetic wave in the chamber, and the other output line is the outer edge of the TE mode resonator at the edge of the other H-plane coupling window of the two H-plane coupling windows.
- the two H-plane coupling windows are arranged at arbitrary positions on the wall in addition to the above-described effects, when the arrangement is made so as to be magnetically coupled to the electromagnetic waves.
- the pair of output lines can be set at any position on the wall. Therefore, the balanced TEM mode electromagnetic wave can be output from any position in the wall.
- the H-plane coupling window is formed on each of two walls parallel to the H-plane among the walls constituting the TE mode resonator.
- Two H-plane coupling windows wherein the one output line is provided at one of the two H-plane coupling windows, at the H-plane coupling window, at the center side edge and the outer edge of the TE mode resonator.
- Magnetic field-coupled to an electromagnetic wave in the TE mode resonator, and the other output line is connected to an edge of the other H-plane coupling window of the two H-plane coupling windows.
- the one output line in the one H-plane coupling window is arranged at the same side edge as the one where the one output line is arranged so as to be magnetically coupled to the electromagnetic wave.
- two output lines are installed on different walls DOO can result, it is possible to output an electromagnetic wave of the balanced TEM mode easily in the opposite direction across the waveguide type waveguide.
- the waveguide type waveguide in which the one-two-wavelength TE mode resonator is formed, and the TE module in the waveguide type waveguide are provided.
- E-plane coupling window formed on the wall perpendicular to the H-plane of the wall constituting the resonator, and H-plane coupling window formed on one of the walls parallel to the H-plane of the wall
- An output line disposed at the edge of the wall side where the H-plane coupling window is formed in the E-plane coupling window and magnetically coupled to electromagnetic waves in the TE mode resonator;
- the output window is provided on the outer edge of the TE mode resonator in the coupling window and magnetically couples to electromagnetic waves.
- two output lines can be arranged on mutually orthogonal walls, the electromagnetic waves of the balanced TEM mode are orthogonal to each other. It can be output in a simple countercurrent.
- a waveguide type waveguide having a one- and two-wavelength TE mode resonator formed therein, and a TE mode in the waveguide type waveguide are provided.
- the other output line which is disposed at the center side edge of the TE mode resonator in the H-plane coupling window and magnetically couples with the electromagnetic wave, provides the high-frequency module according to the second aspect.
- the two output lines can be arranged on the walls orthogonal to each other, resulting in the electromagnetic wave
- the waveguide type waveguide is constituted by a pair of ground electrodes disposed opposite to each other and a conductor that conducts between the pair of ground electrodes.
- the size can be further reduced.
- an input line configured to be able to input a TEM mode electromagnetic wave as a TE mode electromagnetic wave into a waveguide waveguide
- unbalanced TEM mode electromagnetic waves can be converted to balanced TEM mode and output. That is, an unbalanced-balanced converter (so-called balun) for electromagnetic waves can be realized.
- the input line and 1 Z 2 wavelength TE mode resonator By providing at least one or more resonators between them, it is possible to function as filters having various frequency characteristics.
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Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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US10/563,217 US7439829B2 (en) | 2003-07-08 | 2004-03-31 | RF module |
US12/232,306 US7750760B2 (en) | 2003-07-08 | 2008-09-15 | RF module |
US12/801,212 US7973615B2 (en) | 2003-07-08 | 2010-05-27 | RF module |
Applications Claiming Priority (2)
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JP2003-193265 | 2003-07-08 | ||
JP2003193265A JP3820234B2 (ja) | 2003-07-08 | 2003-07-08 | 高周波モジュール |
Related Child Applications (2)
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US10/563,217 A-371-Of-International US7439829B2 (en) | 2003-07-08 | 2004-03-31 | RF module |
US12/232,306 Division US7750760B2 (en) | 2003-07-08 | 2008-09-15 | RF module |
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WO2005004275A1 true WO2005004275A1 (ja) | 2005-01-13 |
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PCT/JP2004/004675 WO2005004275A1 (ja) | 2003-07-08 | 2004-03-31 | 高周波モジュール |
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US (3) | US7439829B2 (ja) |
JP (1) | JP3820234B2 (ja) |
WO (1) | WO2005004275A1 (ja) |
Cited By (1)
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WO2019053823A1 (ja) * | 2017-09-13 | 2019-03-21 | 三菱電機株式会社 | 誘電体フィルタ |
Families Citing this family (7)
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JP2006279306A (ja) * | 2005-03-28 | 2006-10-12 | Tdk Corp | 導波管ユニット |
JP3938590B2 (ja) * | 2005-12-08 | 2007-06-27 | 株式会社セルクロス | 通信装置 |
JP4854622B2 (ja) * | 2007-07-27 | 2012-01-18 | 京セラ株式会社 | 方形導波管部と差動線路部との接続構造 |
KR101077011B1 (ko) * | 2009-06-09 | 2011-10-26 | 서울대학교산학협력단 | 미세가공 공동 공진기와 그 제조 방법 및 이를 이용한 대역통과 필터와 발진기 |
JP5404373B2 (ja) * | 2009-12-22 | 2014-01-29 | 京セラ株式会社 | 導波管型高周波線路 |
JP5404375B2 (ja) * | 2009-12-24 | 2014-01-29 | 京セラ株式会社 | 平衡−不平衡変換器 |
JP6178672B2 (ja) * | 2013-08-28 | 2017-08-09 | 新日本無線株式会社 | 円偏波パッチアレーアンテナ装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04287502A (ja) * | 1991-03-18 | 1992-10-13 | Fujitsu Ltd | 誘電体フィルタ |
JP2002026611A (ja) * | 2000-07-07 | 2002-01-25 | Nec Corp | フィルタ |
JP2002135003A (ja) * | 2000-10-27 | 2002-05-10 | Toko Inc | 導波管型誘電体フィルタ |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2452801A1 (fr) * | 1979-03-29 | 1980-10-24 | Cit Alcatel | Filtre hyperfrequence |
JPH0653711A (ja) | 1992-07-28 | 1994-02-25 | Fukushima Nippon Denki Kk | 導波管線路 |
US5534830A (en) * | 1995-01-03 | 1996-07-09 | R F Prime Corporation | Thick film balanced line structure, and microwave baluns, resonators, mixers, splitters, and filters constructed therefrom |
US5821836A (en) * | 1997-05-23 | 1998-10-13 | The Regents Of The University Of Michigan | Miniaturized filter assembly |
JPH11284409A (ja) | 1998-03-27 | 1999-10-15 | Kyocera Corp | 導波管型帯域通過フィルタ |
JP3351351B2 (ja) | 1998-09-08 | 2002-11-25 | 株式会社村田製作所 | 誘電体フィルタ、複合誘電体フィルタ、アンテナ共用器および通信装置 |
JP3517143B2 (ja) | 1999-01-21 | 2004-04-05 | 京セラ株式会社 | 誘電体導波管線路と高周波用線路導体との接続構造 |
US6563398B1 (en) * | 1999-12-23 | 2003-05-13 | Litva Antenna Enterprises Inc. | Low profile waveguide network for antenna array |
JP3642276B2 (ja) * | 2000-01-20 | 2005-04-27 | 株式会社村田製作所 | アンテナ装置および通信機 |
US6498550B1 (en) * | 2000-04-28 | 2002-12-24 | Motorola, Inc. | Filtering device and method |
KR100761616B1 (ko) * | 2001-01-19 | 2007-09-27 | 마츠시타 덴끼 산교 가부시키가이샤 | 고주파회로소자 및 고주파회로모듈 |
JP3902072B2 (ja) * | 2001-07-17 | 2007-04-04 | 東光株式会社 | 誘電体導波管フィルタとその実装構造 |
JP2003209411A (ja) * | 2001-10-30 | 2003-07-25 | Matsushita Electric Ind Co Ltd | 高周波モジュールおよび高周波モジュールの製造方法 |
JP2004187224A (ja) * | 2002-12-06 | 2004-07-02 | Toko Inc | 誘電体導波管共振器の入出力結合構造 |
-
2003
- 2003-07-08 JP JP2003193265A patent/JP3820234B2/ja not_active Expired - Fee Related
-
2004
- 2004-03-31 US US10/563,217 patent/US7439829B2/en active Active
- 2004-03-31 WO PCT/JP2004/004675 patent/WO2005004275A1/ja active Application Filing
-
2008
- 2008-09-15 US US12/232,306 patent/US7750760B2/en not_active Expired - Fee Related
-
2010
- 2010-05-27 US US12/801,212 patent/US7973615B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04287502A (ja) * | 1991-03-18 | 1992-10-13 | Fujitsu Ltd | 誘電体フィルタ |
JP2002026611A (ja) * | 2000-07-07 | 2002-01-25 | Nec Corp | フィルタ |
JP2002135003A (ja) * | 2000-10-27 | 2002-05-10 | Toko Inc | 導波管型誘電体フィルタ |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019053823A1 (ja) * | 2017-09-13 | 2019-03-21 | 三菱電機株式会社 | 誘電体フィルタ |
JPWO2019053972A1 (ja) * | 2017-09-13 | 2019-12-26 | 三菱電機株式会社 | 誘電体フィルタ、アレーアンテナ装置 |
Also Published As
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US20060152307A1 (en) | 2006-07-13 |
JP2005033287A (ja) | 2005-02-03 |
JP3820234B2 (ja) | 2006-09-13 |
US7439829B2 (en) | 2008-10-21 |
US7750760B2 (en) | 2010-07-06 |
US20100244995A1 (en) | 2010-09-30 |
US7973615B2 (en) | 2011-07-05 |
US20090021324A1 (en) | 2009-01-22 |
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