WO2004021505A1 - 線路変換器、高周波モジュールおよび通信装置 - Google Patents
線路変換器、高周波モジュールおよび通信装置 Download PDFInfo
- Publication number
- WO2004021505A1 WO2004021505A1 PCT/JP2003/009420 JP0309420W WO2004021505A1 WO 2004021505 A1 WO2004021505 A1 WO 2004021505A1 JP 0309420 W JP0309420 W JP 0309420W WO 2004021505 A1 WO2004021505 A1 WO 2004021505A1
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- WIPO (PCT)
- Prior art keywords
- line
- conductor
- dielectric substrate
- waveguide
- dimensional waveguide
- Prior art date
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- 238000004891 communication Methods 0.000 title claims description 20
- 239000004020 conductor Substances 0.000 claims abstract description 155
- 239000000758 substrate Substances 0.000 claims abstract description 79
- 230000005540 biological transmission Effects 0.000 claims abstract description 38
- 230000008878 coupling Effects 0.000 claims abstract description 36
- 238000010168 coupling process Methods 0.000 claims abstract description 36
- 238000005859 coupling reaction Methods 0.000 claims abstract description 36
- 238000006243 chemical reaction Methods 0.000 claims abstract description 17
- 230000001902 propagating effect Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000005684 electric field Effects 0.000 abstract description 12
- 230000000644 propagated effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 238000004088 simulation Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 4
- 230000005672 electromagnetic field Effects 0.000 description 4
- UUDAMDVQRQNNHZ-UHFFFAOYSA-N (S)-AMPA Chemical compound CC=1ONC(=O)C=1CC(N)C(O)=O UUDAMDVQRQNNHZ-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- 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 line converter for a transmission line used in a microwave band or a millimeter wave band, a high-frequency module including the same, and a communication device.
- Patent Document 1 Japanese Unexamined Patent Application Publication No. Japanese Patent Application Laid-Open No. 192401
- Patent Document 2 Japanese Patent Application Laid-Open No. 2001-111310
- the end of a microstrip line configured as a part of a planar circuit is inserted into a terminal short-circuited waveguide divided into two parts at the E plane of the waveguide, and divided into two parts.
- the terminated short-circuit waveguide penetrates the groove formed in the dielectric substrate, and has a structure in which the dielectric substrate is sandwiched.
- the line converter of Patent Document 2 has a structure in which a dielectric substrate is arranged in a direction perpendicular to the direction of electromagnetic wave propagation at a position returned by a predetermined distance from the short-circuit surface of the terminal short-circuited waveguide.
- the dielectric substrate is arranged in a direction perpendicular to the electromagnetic wave propagation direction of the waveguide, so that a three-dimensional waveguide using the waveguide and a planar circuit using the dielectric substrate are used.
- the degree of freedom of the positional relationship was low, and there was a problem that the planar circuit could not be arranged in a direction parallel to the electromagnetic wave propagation direction of the waveguide.
- An object of the present invention is to enable a planar circuit to be arranged in a direction parallel to an electromagnetic wave propagation direction propagating through a three-dimensional waveguide, to facilitate processing of a dielectric substrate, and to provide a planar circuit and a three-dimensional waveguide formed on a dielectric substrate.
- Line converters that make it possible to easily obtain the line conversion characteristics of the design as well as the coupling characteristics between the two and the assembly accuracy of the two, and provide a high-frequency module and communication device equipped with the line converter. Is to do. Disclosure of the invention
- a three-dimensional waveguide for transmitting an electromagnetic wave in a three-dimensional space for transmitting an electromagnetic wave in a three-dimensional space; and a planar circuit formed by forming a predetermined conductor pattern on a dielectric substrate, and a line conversion for performing line conversion between the planar circuit and the three-dimensional waveguide.
- a planar circuit formed by forming a predetermined conductor pattern on a dielectric substrate, and a line conversion for performing line conversion between the planar circuit and the three-dimensional waveguide.
- a conductor pattern of the dielectric substrate As a conductor pattern of the dielectric substrate, a conductor portion forming a cut-off region of the three-dimensional waveguide, a coupling line portion electromagnetically coupled to a standing wave generated in the cut-off region, and a transmission line continuous from the coupling line portion And a part.
- the standing wave required for electromagnetically coupling the three-dimensional waveguide and the transmission line on the planar circuit is generated by the cut-off region formed in the conductor portion provided on the dielectric substrate.
- the positional relationship between the conductor part of the three-dimensional waveguide on the dielectric substrate side that constitutes the cut-off region and the coupling line part that electromagnetically couples to the standing wave generated in the cut-off region depends on the formation of the conductor pattern on the dielectric substrate. It can be determined only by accuracy. Therefore, stable coupling characteristics can be obtained without being affected by the assembly accuracy of the three-dimensional waveguide and the planar circuit, and line conversion characteristics as designed can be obtained.
- the present invention is characterized in that the conductor portion forming the self-interruption region is a ground conductor formed on both surfaces of the dielectric substrate.
- the present invention provides a plurality of conductive paths penetrating through a dielectric substrate, which are arranged along the transmission line on both sides or one side separated by a predetermined distance from the transmission line, and formed on both surfaces of the dielectric substrate.
- the grounded conductors are electrically connected.
- the present invention provides a structure in which the conductor of the three-dimensional waveguide is divided into upper and lower parts by a plane parallel to the E-plane, and at a position apart from the three-dimensional waveguide by a predetermined distance, in parallel to the electromagnetic wave propagation direction of the three-dimensional waveguide.
- a space is provided in the conductor of the three-dimensional waveguide, and the space forms a choke.
- the present invention is characterized by including the line converter, and a high-frequency circuit connected to the planar circuit and the three-dimensional waveguide of the line converter.
- the present invention is characterized in that a communication device is configured by including the high-frequency module in an electromagnetic wave transmitting / receiving unit.
- FIG. 1 is a plan view and a sectional view showing a configuration of a line converter according to a first embodiment.
- FIG. 2 is an exploded plan view showing the configuration of the line converter.
- FIG. 3 is a cross-sectional view showing an example of an electric field intensity distribution in a three-dimensional waveguide portion showing a result of a three-dimensional electromagnetic field analysis simulation of the line converter.
- FIG. 4 is a plan view showing a result of a three-dimensional electromagnetic field analysis simulation of the line converter.
- FIG. 5 is a plan view showing the results of a three-dimensional electromagnetic field analysis simulation of the line converter.
- FIG. 6 is a diagram showing a configuration of a line converter according to a second embodiment.
- FIG. 7 is an exploded plan view of the configuration of the line converter.
- FIG. 8 is a block diagram showing a configuration of the high-frequency module according to the third embodiment.
- FIG. 9 is a block diagram showing a configuration of a communication device according to the fourth embodiment.
- FIG. 1 is a view showing a configuration of a line converter
- FIG. 1 (C) is a plan view in a state where an upper conductor plate 2 and an upper dielectric strip 7 are removed.
- (A) is a cross-sectional view taken along the line A-A 'in (C) with the upper conductor plate 2 attached
- (B) is a cross-sectional view of the B- portion in (C) with the upper conductor plate 2 attached. It is sectional drawing of B 'part.
- 1 is a lower conductor plate
- 2 is an upper conductor plate
- 3 is a dielectric substrate
- 6 and 7 are dielectric strips.
- the dielectric substrate 3 is disposed between the lower conductor plate 1 and the upper conductor plate 2 and between the dielectric strips 6 and 7.
- FIG. 2 is an exploded plan view showing a configuration of each part of the line converter shown in FIG. (A) is a top view of the upper conductor plate 2, (B) is a top view of the dielectric substrate 3, (C) is a diagram showing a conductor pattern on the lower surface side of the dielectric substrate 3, and (D) is a lower conductor plate 1.
- the lower conductor plate 1 is formed with a three-dimensional waveguide groove G 11, and the upper conductor plate 2 is formed with a three-dimensional waveguide groove G 21.
- a lower dielectric strip 6 is fitted in the three-dimensional waveguide groove G11.
- An upper dielectric strip 7 is fitted in the three-dimensional waveguide groove G 21.
- DFWG dielectric-filled waveguide
- a plane parallel to the lower conductor plate 1 and the upper conductor plate 2 of the waveguide is an E plane (a conductor plane parallel to an electric field of a TE10 mode, which is a mode of a propagating electromagnetic wave). Therefore, the dielectric substrate 3 is arranged in parallel with the E-plane of the waveguide and substantially at the center of the waveguide (between the lower conductor plate 1 and the upper conductor plate 2).
- the conductor plates 1 and 2 are made by cutting a metal plate such as aluminum. Also, dielectric The body strips 6 and 7 are formed by injection molding or cutting of fluororesin.
- the dielectric substrate 3 is made of a ceramic substrate such as alumina.
- a transmission line conductor 4a and a subsequent coupled line conductor 4k are formed on the lower surface (the side facing the lower conductor plate 1) of the dielectric substrate 3.
- a ground conductor 5 g is formed on the upper surface of dielectric substrate 3 (the side facing upper conductor plate 2).
- the transmission line conductor 4a formed on the dielectric substrate 3 and the ground conductor 5g on the surface facing the transmission line conductor 4a constitute a microstrip line.
- the ground conductor 5 g on the upper surface of the dielectric substrate 3 is provided with a notch-shaped portion as indicated by N in FIG. 2 (B).
- the coupled line conductor 4 k facing the cutout portion N forms a suspended line by the dielectric substrate 3, the lower conductor plate 1, and the upper conductor plate 2.
- a transmission line conductor 4a and a coupling line conductor 4k are formed, and a ground conductor 4g is formed in a region at least a predetermined distance from these transmission lines. .
- a transmission line groove G12 is formed in the lower conductor plate 1 along the transmission line conductor 4a.
- a predetermined space is provided and shielded on the hot line side of the microstrip line by the transmission line groove G12.
- a plurality of conductive paths (via holes) that conduct between the ground conductors 4 g and 5 g on the upper and lower surfaces of the dielectric substrate 3 are provided on both sides separated by a predetermined distance from the transmission line conductor 4 a and the coupling line conductor 4 k. V is arranged.
- spurious modes such as a parallel plate mode generated between the parallel plates by the upper and lower grounding conductors 4 g and 5 g sandwiching the dielectric substrate 3 and the microstrip by the transmission line conductor 4 a and the grounding conductor 5 g are obtained. Unnecessary coupling with the mode of the lip line is cut off.
- the conduction path (via hole) V is arranged on one side of the conductor 4a for the transmission line and the conductor 4k for the coupling line at a predetermined distance from each other.
- the inside of the waveguide is oriented in a direction perpendicular to the electromagnetic wave propagation direction of the waveguide.
- the dielectric substrate 3 is arranged on the conductor plates 1 and 2 so that the coupling line conductor 4 k is inserted.
- Ground conductors 4 g and 5 g are formed on the dielectric substrate 3, and a part of the ground conductors 4 g and 5 g is inserted into the waveguide.
- the presence of the ground conductors 4 g and 5 g indicated by S constitutes a cutoff region of the waveguide.
- the waveguide is divided by a plane parallel to the E plane by forming a ground conductor parallel to the E plane at a substantially central position of the waveguide, thereby shortening the cutoff wavelength of the waveguide.
- a blocking region is formed inside the waveguide.
- the portion indicated by S is a conductor portion constituting the cutoff region according to the present invention.
- the upper conductor plate 2 has a three-dimensional waveguide groove G A choke groove G22 is formed at a position parallel to the electromagnetic wave propagation direction and at a predetermined distance from the waveguide (from the three-dimensional waveguide groove G21). Therefore, when the conductor plates 1 and 2 are overlapped, a gap formed at the interface forms a discontinuous portion, but an electromagnetic wave that is about to leak from the gap is released in the space of the groove G22 for the yoke.
- FIG. 1 the conductor plates 1 and 2 are overlapped, a gap formed at the interface forms a discontinuous portion, but an electromagnetic wave that is about to leak from the gap is released in the space of the groove G22 for the yoke.
- the positional relationship between the conductor portion S constituting the cutoff region and the coupling line conductor 4 k depends on the dimensional accuracy of the conductor pattern with respect to the dielectric substrate 3.
- the formation accuracy of the conductor pattern on the dielectric substrate is much higher than the assembly accuracy of the dielectric substrate 3 on the conductors 1 and 2. Therefore, the relative position between the standing wave of the three-dimensional waveguide generated by the cut-off region and the coupling line conductor 4 k is always maintained as designed. As a result, the line conversion characteristics between the waveguide and the planar circuit can be obtained as usual.
- the design conditions are as follows.
- Width of dielectric strips 6, 7 Wd 1.1 mm
- Thickness of dielectric substrate 3 0.2mm
- FIG. 3 shows the results of a three-dimensional electromagnetic field analysis simulation showing the state of line conversion between a waveguide and a planar circuit.
- FIG. 4 is a longitudinal section of the waveguide portion.
- the pattern that appears periodically in white indicates the electric field intensity distribution.
- the pattern shown in a ring shape shows the distribution of the electric field intensity.
- the standing wave is generated by the blocking region of the waveguide by the conductor portion S, and the electric field intensity is reduced.
- the suspended line with the coupling connection conductor 4 k is electromagnetically coupled.
- the distance Ld between the conductor portion S constituting the cutoff region and the coupling line conductor 4 k is such that the coupling line conductor 4 k is arranged at the position where the electric field intensity of the electric field intensity distribution by the standing wave is the highest. It is determined as follows. Since the above standing wave is also affected by the positions of the ends of the dielectric strips 6 and 7, the end of the dielectric strips 6 and 7 and the conductor 4k for the coupling line are connected. The spacing is determined so that the coupling line conductor 4k is arranged at the position where the electric field intensity of the standing wave is the highest in the electric field intensity distribution. However, the effect of the variation in the spacing between the ends of the dielectric strips 6, 7 and the coupling line conductor 4k on the standing wave is relatively small. The assembly accuracy of the dielectric strips 6, 7 and the dielectric substrate 3 may be low.
- the suspended line mode is converted into a microstrip line mode by the transmission line conductor 4a, and electromagnetic waves are sequentially propagated.
- FIG. 5 shows the result of the reflection characteristic S11 in the line conversion unit.
- low reflection characteristics of less than ⁇ 40 dB are obtained in the 76 GHz band. Therefore, a ⁇ line converter having a line conversion efficiency can be configured.
- the line converter according to the second embodiment performs line conversion between a cavity rectangular waveguide and a planar circuit.
- C of FIG. 6 is a plan view with the upper conductor plate removed.
- A) is a right side view with the upper conductor plate attached, and
- B) is a cross-sectional view taken along the line B-B 'in (C) with the upper conductor plate attached. .
- 1 is a lower conductor plate
- 2 is an upper conductor plate
- 3 is a dielectric substrate.
- the dielectric substrate 3 is disposed so as to be sandwiched between the lower conductor plate 1 and the upper conductor plate 2.
- FIG. 7 is an exploded plan view showing a configuration of each part of the line converter. 7, (A) is a top view of the upper conductor plate 2, (B) is a top view of the dielectric substrate 3, (C) is a diagram showing a conductor pattern on the lower surface side of the dielectric substrate 3, (D) 2 is a plan view of the lower conductor plate 1.
- FIG. 7 is an exploded plan view showing a configuration of each part of the line converter. 7, (A) is a top view of the upper conductor plate 2, (B) is a top view of the dielectric substrate 3, (C) is a diagram showing a conductor pattern on the lower surface side of the dielectric substrate 3, (D) 2 is a plan view of the lower conductor plate 1.
- FIG. 7 is an exploded plan view showing a configuration of each part of the line converter. 7, (A) is a top view of the upper conductor plate 2, (B) is a top view of the dielectric substrate 3, (C) is a diagram showing a conductor pattern on the lower surface
- the lower conductor plate 1 is formed with a three-dimensional waveguide groove G 11, and the upper conductor plate 2 is formed with a three-dimensional waveguide groove G 21.
- the two three-dimensional waveguide grooves face each other to form a cavity rectangular waveguide (hereinafter simply referred to as a waveguide).
- the waveguide has a through structure in which the dielectric is not filled.
- a plane parallel to the lower conductor plate 1 and the upper conductor plate 2 is an E plane (a conductor plane parallel to an electric field of a TE10 mode, which is a mode of a propagating electromagnetic wave). Therefore, the dielectric substrate 3 is disposed parallel to the E-plane of the waveguide and substantially at the center of the waveguide (between the lower conductor plate 1 and the upper conductor plate 2).
- transmission line conductor 4a and subsequent coupled line conductor 4k are formed on the lower surface of dielectric substrate 3 (the side facing lower conductor plate 1).
- Upper surface of dielectric substrate 3 (facing upper conductor plate 2) Side) is formed with a ground conductor 5 g.
- a microstrip line is formed by the transmission line conductor 4a formed on the dielectric substrate 3 and the ground conductor 5g on the surface facing the transmission line conductor 4a.
- the ground conductor 5 g is formed only on the upper surface side of the dielectric substrate 3.
- This ground conductor 5 g is provided with a notch-shaped portion as indicated by N in FIG. 2 (B).
- the coupled line conductor 4 k facing the cutout portion N forms a suspended line by the dielectric substrate 3, the lower conductor plate 1, and the upper conductor plate 2.
- the dielectric substrate 3 when the dielectric substrate 3 is sandwiched between the two conductor plates 1 and 2, the direction perpendicular to the electromagnetic wave propagation direction of the waveguide is placed inside the waveguide.
- the dielectric substrate 3 is arranged with respect to the conductor plates 1 and 2 so that the coupling line conductor 4 k is inserted into the conductor plate 1.
- the dielectric substrate 3 is arranged at a substantially central position of the waveguide so that the ground conductor 5 g is inserted in parallel with the E plane.
- the presence of the ground conductor 5 g in the portion indicated by S in FIG. 6 constitutes the cutoff region of the waveguide.
- the portion indicated by S is a conductor portion forming the cutoff region.
- each of the coupling line conductor, the transmission line conductor, and the ground conductor is formed on the surface of the dielectric substrate 3. (Inner layer).
- the three-dimensional waveguide is a dielectric-filled waveguide in the first embodiment, and a cavity waveguide in the second embodiment, but has a structure in which a dielectric strip is sandwiched between parallel conductor planes.
- a non-radiative dielectric line may be used.
- FIG. 8 is a block diagram showing the configuration of the high-frequency module.
- ANT is a transmitting / receiving antenna
- C ir is a circuit
- BP Fa and BP Fb are bandpass filters
- AMPa and AMPb are amplifier circuits
- MIX a and MIX b are mixers
- OSC is an oscilloscope.
- SYN is a synthesizer and IF is an intermediate frequency signal.
- MI Xa mixes the input IF signal with the signal output from SYN
- BPFa allows only the transmission frequency band of the mixed output signal from MIXa to pass
- AMPb amplifies the received signal extracted from Cir.
- BPFB passes only the reception frequency band of the reception signal output from AMPb.
- MIXb mixes the frequency signal output from SYN with the received signal and outputs an intermediate frequency signal IF.
- high frequency components provided with the line converter having the structure described in the first and second embodiments can be used.
- a transmission line Use a dielectric-filled waveguide or cavity waveguide, and use a planar circuit with an amplification circuit formed on a dielectric substrate.
- high-frequency components including an amplifier circuit and a line converter, a high-frequency module with low loss and excellent communication performance is constructed.
- FIG. 9 is a block diagram showing a configuration of a communication device according to the fourth embodiment.
- This communication device comprises the high-frequency module and the signal processing circuit shown in FIG.
- the signal processing circuit shown in FIG. 9 includes an encoding / decoding circuit, a synchronization control circuit, a modulator, a demodulator, a CPU, and the like.
- the signal processing circuit is further provided with a circuit for inputting and outputting a transmission / reception signal. I have.
- a communication device including the high-frequency module in the transmission / reception unit of the electromagnetic wave is configured.
- the blocking region of the three-dimensional waveguide is formed by the conductor pattern of the dielectric substrate, the conductor portion on the dielectric substrate side that forms the blocking region of the three-dimensional waveguide,
- the positional relationship between the standing wave generated in the cutoff region and the coupling line portion that electromagnetically couples can be determined only by the accuracy of forming the conductor pattern on the dielectric substrate. Therefore, stable coupling characteristics can be obtained without being affected by the assembly accuracy of the three-dimensional waveguide and the planar circuit, and the line conversion characteristics as designed can be obtained.
- the conductor portion forming the cutoff region is a ground conductor formed on both surfaces of the dielectric substrate, the cutoff effect of the three-dimensional waveguide is enhanced, and the line converter is small.
- the ground conductor is electrically connected to the conductive path formed on both sides of the dielectric substrate along the transmission line on both sides or one side of the transmission line at a predetermined distance. It is possible to obtain good spurious characteristics, in which the connection lines and the coupling line and the transmission line are not easily coupled to the spurious mode.
- a space is provided in the conductor of the three-dimensional waveguide at a position apart from the three-dimensional waveguide by a predetermined distance in parallel along the electromagnetic wave propagation direction of the three-dimensional waveguide, and the space forms a choke.
- a low-loss high-frequency module including a line converter and a high-frequency circuit connected to the planar circuit and the three-dimensional waveguide of the line converter can be configured.
- a communication device having reduced communication line loss and excellent communication characteristics can be obtained.
- the line converter according to the present invention prevents the coupling characteristics between the planar circuit formed on the dielectric substrate and the three-dimensional waveguide from being affected by the assembly accuracy of the two, and achieves the line conversion characteristics as designed. Since it can be easily obtained, it is useful as a high-frequency module and a communication device used in, for example, a microwave band or a millimeter wave band.
Landscapes
- Waveguides (AREA)
- Waveguide Connection Structure (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Filters And Equalizers (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE60326253T DE60326253D1 (de) | 2002-08-27 | 2003-07-25 | Netzumsetzer, hochfrequenzmodul und kommunikationsgerät |
AU2003255158A AU2003255158A1 (en) | 2002-08-27 | 2003-07-25 | Line converter, high-frequency module, and communication device |
US10/526,105 US7253698B2 (en) | 2002-08-27 | 2003-07-25 | Line converter for coupling standing waves to a shield area of a three dimensional waveguide |
EP03791183A EP1548869B1 (en) | 2002-08-27 | 2003-07-25 | Line converter, high-frequency module, and communication device |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002247556 | 2002-08-27 | ||
JP2002-247556 | 2002-08-27 | ||
JP2003-193156 | 2003-07-07 | ||
JP2003193156A JP3975978B2 (ja) | 2002-08-27 | 2003-07-07 | 線路変換器、高周波モジュールおよび通信装置 |
Publications (1)
Publication Number | Publication Date |
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WO2004021505A1 true WO2004021505A1 (ja) | 2004-03-11 |
Family
ID=31980487
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/009420 WO2004021505A1 (ja) | 2002-08-27 | 2003-07-25 | 線路変換器、高周波モジュールおよび通信装置 |
Country Status (9)
Country | Link |
---|---|
US (1) | US7253698B2 (ja) |
EP (1) | EP1548869B1 (ja) |
JP (1) | JP3975978B2 (ja) |
KR (1) | KR100611485B1 (ja) |
AT (1) | ATE423401T1 (ja) |
AU (1) | AU2003255158A1 (ja) |
DE (1) | DE60326253D1 (ja) |
TW (1) | TWI244235B (ja) |
WO (1) | WO2004021505A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3838271B2 (ja) * | 2003-08-19 | 2006-10-25 | 株式会社村田製作所 | 線路変換器、高周波モジュールおよび線路変換器の製造方法 |
WO2007023779A1 (ja) * | 2005-08-25 | 2007-03-01 | Murata Manufacturing Co., Ltd. | 線路変換器、高周波モジュールおよび通信装置 |
JP4345850B2 (ja) | 2006-09-11 | 2009-10-14 | ソニー株式会社 | 通信システム及び通信装置 |
JP4794616B2 (ja) * | 2008-11-28 | 2011-10-19 | 日本ピラー工業株式会社 | 導波管・ストリップ線路変換器 |
JP6104672B2 (ja) * | 2013-03-29 | 2017-03-29 | モレックス エルエルシー | 高周波伝送装置 |
US9490518B1 (en) * | 2015-09-28 | 2016-11-08 | Texas Instruments Incorporated | System for launching a signal into a dielectric waveguide |
WO2019053823A1 (ja) * | 2017-09-13 | 2019-03-21 | 三菱電機株式会社 | 誘電体フィルタ |
CN111988974B (zh) * | 2020-07-10 | 2023-07-04 | 西安电子科技大学 | 一种刻槽型非接触电磁屏蔽结构、设计方法及应用 |
Citations (4)
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JPH10215104A (ja) * | 1997-01-29 | 1998-08-11 | Kyocera Corp | 誘電体導波管線路の結合構造 |
US6384694B1 (en) * | 1998-10-22 | 2002-05-07 | Murata Manufacturing Co., Ltd. | Dielectric line converter, dielectric line unit, directional coupler, high-frequency circuit mobile, and transmitter-receiver |
JP2002135012A (ja) * | 2000-10-27 | 2002-05-10 | Murata Mfg Co Ltd | 結合器、アンテナ装置、移相器、アンテナ電力測定治具およびレーダ装置 |
JP2003133815A (ja) * | 2001-10-22 | 2003-05-09 | Alps Electric Co Ltd | 同軸導波管変換器 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3019523C2 (de) | 1980-05-22 | 1985-05-23 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Übergang von einem Hohlleiter auf eine Mikrostreifenleitung |
DE3217945A1 (de) * | 1982-05-13 | 1984-02-02 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Uebergang von einem hohlleiter auf eine mikrostreifenleitung |
JPS60192401A (ja) | 1984-03-14 | 1985-09-30 | Hitachi Ltd | マイクロ波回路装置 |
JP3169972B2 (ja) | 1991-02-26 | 2001-05-28 | 株式会社東芝 | 導波管−マイクロストリップ線路変換器 |
JP3045046B2 (ja) * | 1995-07-05 | 2000-05-22 | 株式会社村田製作所 | 非放射性誘電体線路装置 |
JP2001111310A (ja) | 1999-10-12 | 2001-04-20 | Fujitsu Ten Ltd | ミリ波ユニットの構造 |
JP4224909B2 (ja) | 1999-12-02 | 2009-02-18 | 株式会社村田製作所 | 線路変換構造、高周波回路および無線装置 |
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2003
- 2003-07-07 JP JP2003193156A patent/JP3975978B2/ja not_active Expired - Fee Related
- 2003-07-11 TW TW092118940A patent/TWI244235B/zh not_active IP Right Cessation
- 2003-07-25 DE DE60326253T patent/DE60326253D1/de not_active Expired - Lifetime
- 2003-07-25 EP EP03791183A patent/EP1548869B1/en not_active Expired - Lifetime
- 2003-07-25 AU AU2003255158A patent/AU2003255158A1/en not_active Abandoned
- 2003-07-25 AT AT03791183T patent/ATE423401T1/de not_active IP Right Cessation
- 2003-07-25 KR KR1020057003077A patent/KR100611485B1/ko not_active IP Right Cessation
- 2003-07-25 WO PCT/JP2003/009420 patent/WO2004021505A1/ja active Application Filing
- 2003-07-25 US US10/526,105 patent/US7253698B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH10215104A (ja) * | 1997-01-29 | 1998-08-11 | Kyocera Corp | 誘電体導波管線路の結合構造 |
US6384694B1 (en) * | 1998-10-22 | 2002-05-07 | Murata Manufacturing Co., Ltd. | Dielectric line converter, dielectric line unit, directional coupler, high-frequency circuit mobile, and transmitter-receiver |
JP2002135012A (ja) * | 2000-10-27 | 2002-05-10 | Murata Mfg Co Ltd | 結合器、アンテナ装置、移相器、アンテナ電力測定治具およびレーダ装置 |
JP2003133815A (ja) * | 2001-10-22 | 2003-05-09 | Alps Electric Co Ltd | 同軸導波管変換器 |
Also Published As
Publication number | Publication date |
---|---|
DE60326253D1 (de) | 2009-04-02 |
TW200403884A (en) | 2004-03-01 |
AU2003255158A1 (en) | 2004-03-19 |
EP1548869A1 (en) | 2005-06-29 |
KR100611485B1 (ko) | 2006-08-09 |
TWI244235B (en) | 2005-11-21 |
US20050285694A1 (en) | 2005-12-29 |
US7253698B2 (en) | 2007-08-07 |
JP2004147291A (ja) | 2004-05-20 |
ATE423401T1 (de) | 2009-03-15 |
EP1548869B1 (en) | 2009-02-18 |
EP1548869A4 (en) | 2005-09-21 |
JP3975978B2 (ja) | 2007-09-12 |
KR20050058477A (ko) | 2005-06-16 |
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