WO2010087309A1 - デュプレクサモジュール - Google Patents
デュプレクサモジュール Download PDFInfo
- Publication number
- WO2010087309A1 WO2010087309A1 PCT/JP2010/050906 JP2010050906W WO2010087309A1 WO 2010087309 A1 WO2010087309 A1 WO 2010087309A1 JP 2010050906 W JP2010050906 W JP 2010050906W WO 2010087309 A1 WO2010087309 A1 WO 2010087309A1
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- WO
- WIPO (PCT)
- Prior art keywords
- line
- transmission
- reception
- filter
- monitor
- Prior art date
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/50—Circuits using different frequencies for the two directions of communication
- H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/44—Transmit/receive switching
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/70—Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
- H03H9/72—Networks using surface acoustic waves
- H03H9/725—Duplexers
Definitions
- This invention relates to a duplexer module in which a monitor element for monitoring transmission output is connected to a duplexer provided on a multilayer board or a printed board.
- Duplexers that convert received and transmitted signals and antenna-shared signals are used in front-end units of cellular phones and the like.
- a duplexer discrete components in which a transmission filter, a reception filter, and a phase adjustment circuit are integrated have come to be employed as a duplexer, and the duplexer is mounted on a substrate to constitute a duplexer module.
- a coupler may be inserted into the antenna sharing line connected to the antenna sharing terminal of the duplexer to transmit a part of the power of the transmission signal to the monitor line and monitor the transmission output (see, for example, Patent Document 1). .)
- the reception sensitivity of the received signal deteriorates due to the insertion loss of the coupler inserted in the antenna shared line. Further, the isolation of the monitor line with respect to the reception line is deteriorated, and the isolation is also deteriorated between the transmission line and the reception line. Therefore, it is conceivable to insert a coupler in the transmission line connected to the transmission signal terminal of the duplexer. However, in that case, the signal detected by the coupler at that position does not include the influence of insertion loss due to the duplexer itself, and accurate monitoring of the transmission signal becomes difficult.
- an object of the present invention is to provide a duplexer module that can accurately monitor a transmission signal without degrading reception sensitivity and isolation.
- the present invention is a duplexer module that converts a transmission signal, a reception signal, and an antenna shared signal, and includes a transmission line, a reception line, an antenna shared line, and a monitor line.
- a transmission filter is inserted into the transmission line.
- the transmission filter passes the transmission signal.
- a reception filter is inserted into the reception line.
- the reception filter passes the reception signal.
- the antenna shared line is connected to the transmission line and the reception line via a connection portion, and the antenna shared signal passes therethrough.
- a part of the power of the transmission signal passes through the monitor line.
- a monitor element that transmits part of the power of the transmission signal to the monitor line is inserted between the transmission filter and the connection unit.
- the monitor element is inserted into the transmission line, and there is no insertion loss of the monitor element between the antenna shared line and the reception line through which the received signal passes. Further, the isolation between the monitor line and the reception line is increased. Furthermore, the monitor element is inserted on the antenna sharing line side from the transmission filter in the transmission line, and the transmission signal affected by the insertion loss due to the transmission filter can be monitored.
- a phase adjustment circuit for adjusting the phases of the transmission signal and the reception signal may be arranged between the connection unit and the transmission filter and between the connection unit and the reception filter.
- the monitor element of the present invention may be a coupler that couples the monitor line and the transmission line.
- an isolator or the like can be used as the monitor element.
- the coupler of the present invention includes first and second lines that are insulated and coupled to each other, the first line forms at least a part of the phase adjustment circuit, and the second line is inserted into the monitor line to be transmitted signal It is preferable to transmit a part of the power to the monitor line.
- a duplexer is composed of a transmission filter, a reception filter, and a phase adjustment circuit.
- the duplexer module includes a main surface rectangular substrate and a plurality of mounting electrodes arranged along an outer edge of the mounting surface of the substrate, and a mounting electrode connected to one end of the transmission line and one of the receiving lines. It is preferable that the mounting electrodes connected to the ends are arranged along different sides of the outer edge. When the mounting electrode that affects the reception signal and the mounting electrode that affects the transmission signal are close to each other, there arises a problem that isolation between lines is lowered. Therefore, in the present invention, the mounting electrodes can be arranged on different sides of the outer edge to improve isolation.
- a mounting electrode connected to one end of the monitor line and a mounting electrode connected to one end of the reception line or one end of the transmission line are respectively arranged along different sides of the outer edge. It is preferable. When these mounting electrodes are close to each other, there arises a problem that isolation between lines is lowered. Therefore, in the present invention, the mounting electrodes can be arranged on different sides of the outer edge to improve isolation.
- the transmission filter, the reception filter, and the coupler are mounted on the surface electrode disposed on the second main surface facing the first main surface of the substrate, and the surface electrode on which one end of the first line of the coupler is mounted is
- the connection portion may be connected via at least one of a pattern electrode and a via electrode provided on the substrate.
- the transmission filter and the reception filter of the present invention are integrated discrete components, and may include a terminal pair connected to the monitor element. As a result, the monitor element can be inserted even when an integral filter is used.
- the monitor element is inserted into the transmission line, and there is no insertion loss of the monitor element between the antenna shared line and the reception line through which the received signal passes, so that the reception sensitivity can be improved. Further, since the monitor element is inserted on the antenna sharing line side from the transmission filter in the transmission line, it is possible to accurately monitor the transmission signal in which the insertion loss due to the transmission filter has occurred.
- FIG. 3 is a diagram illustrating a configuration example of a duplexer module according to the first embodiment of the present invention. It is a figure explaining the structural example of the duplexer module which concerns on the 2nd Embodiment of this invention. It is a figure explaining the structural example of the duplexer module which concerns on the 3rd Embodiment of this invention. It is a figure explaining the structural example of the duplexer module which concerns on the 4th Embodiment of this invention.
- FIG. 1 is a diagram illustrating a configuration example of a duplexer module according to the first embodiment of the present invention.
- 1A is a side sectional view of the duplexer module 1
- FIG. 1B is a bottom view of the duplexer module 1
- FIG. 1C is a schematic equivalent circuit diagram of the duplexer module.
- the duplexer module 1 includes a printed circuit board 2A, a resin mold 2B, a duplexer DUP, and a coupler CPL.
- the bottom surface which is one main surface of the printed board 2A, is a module mounting surface including mounting electrodes. Each mounting electrode is used as one of a ground port GND, a transmission port TX, a reception port RX, an antenna port ANT, and a monitor port MON, which are external connection ports of the duplexer module 1.
- the top surface which is the other main surface of the printed circuit board 2A, is a chip mounting surface having a plurality of surface electrodes (not shown), and mounts a duplexer DUP and a coupler CPL, which are discrete components.
- the duplexer DUP is formed by integrating a surface acoustic wave type transmission filter and a reception filter on a piezoelectric substrate.
- the duplexer DUP includes an antenna common terminal Ant, a reception output terminal RXout, a transmission input terminal TXin, a transmission output terminal TXout, and a coupler input terminal CPLin shown in the equivalent circuit diagram as connection terminals. These terminals are connected to the surface electrode of the printed circuit board 2A. Connected using solder etc.
- the coupler CPL is a non-reciprocal circuit and transmits a transmission signal in only one direction, and the monitor line 6 is weakly coupled to the transmission line 5.
- a via electrode is connected between the surface electrode and the mounting electrode in the printed board 2A.
- the duplexer DUP and the coupler CPL are molded on the printed circuit board 2A with a resin mold 2B.
- each mounting electrode that functions as the transmission port TX, the reception port RX, the antenna port ANT, and the monitor port MON in the duplexer module functions as the ground port GND. It arrange
- the duplexer module 1 includes an antenna shared line 3, a reception line 4, a transmission line 5, and a monitor line 6.
- a transmission filter Tx, a reception filter Rx, and a phase adjustment circuit 7 are provided as circuit elements incorporated in the duplexer DUP, and a first line CPL1 and a second line CPL2 are provided as circuit elements constituting the coupler CPL.
- the phase adjustment circuit 7 includes a transmission-side phase adjustment line and a reception-side phase adjustment line (not shown).
- the antenna shared line 3 connects the phase adjustment circuit 7 and the antenna port ANT, through which the antenna shared signal passes, and is connected to the antenna shared terminal Ant of the duplexer DUP.
- the reception line 4 connects the phase adjustment circuit 7 and the reception port RX, and is a line through which a reception signal passes.
- a reception filter Rx is inserted between the phase adjustment circuit 7 and the reception port RX, and the duplexer The DUP receive output terminal RXout is connected.
- the transmission line 5 connects the transmission port TX and the phase adjustment circuit 7 and is a line through which a transmission signal passes.
- a transmission filter Tx and a first line CPL1 of a coupler CPL are inserted between the transmission port TX and the phase adjustment circuit 7, and a transmission input terminal TXin, a transmission output terminal TXout, and a coupler input terminal CPLin of the duplexer DUP are provided. It is connected.
- the monitor line 6 is a line that connects the ground port GND and the monitor port MON and through which a part of the transmission signal passes, and includes the second line CPL2 of the coupler CPL.
- the duplexer module 1 having such a circuit configuration converts a transmission signal, a reception signal, and an antenna shared signal.
- a transmission filter Tx inserted in the transmission line 5 passes a transmission signal in a predetermined frequency band.
- a reception filter Rx inserted in the reception line 4 passes a reception signal in a predetermined frequency band.
- the phase adjustment circuit 7 adjusts the phases of the transmission signal and the reception signal to match them.
- the coupler CPL the first line CPL1 and the second line CPL2 are coupled, and part of the power of the transmission signal is transmitted to the monitor line 6 and output from the monitor port MON.
- the first line CPL1 of the coupler CPL is inserted between the transmission filter Tx and the phase adjustment circuit 7 in the transmission line 5. Therefore, a part of the power of the transmission signal affected by the insertion loss due to the transmission filter Tx can be output from the monitor port MON. Thereby, based on the output from the monitor port MON, feedback control that compensates for the influence of variation in the characteristics of the transmission filter Tx can be performed with high accuracy on the set board side connected to the outside of the duplexer module 1. Become. Further, since the coupler CPL is not inserted into the antenna sharing line 3 and the reception line 4, the reception signal is not affected by the insertion loss of the coupler CPL, and the reception sensitivity of the duplexer module 1 can be improved. Further, since the coupler CPL is inserted in the transmission line 5, the isolation between the monitor line 6 and the reception line 4 can be improved as compared with the case where the coupler CPL is inserted in the antenna sharing line 3.
- the configuration example using the printed circuit board 2A is shown, but a multilayer board may be used instead of the printed circuit board.
- the coupler CPL which is a discrete component may be configured by a pattern electrode or the like provided on the substrate. Further, an isolator may be adopted as the monitor element instead of the coupler.
- adopts the duplexer DUP which is a discrete component was shown, you may comprise a transmission filter and a receiving filter as a single discrete component, respectively.
- the present invention can be suitably implemented with any configuration as long as the monitor element is employed in the subsequent stage of the transmission filter that constitutes the duplexer in the transmission line.
- FIG. 2 is an equivalent circuit diagram illustrating a configuration example of a duplexer module according to the second embodiment of the present invention.
- the duplexer module 11 includes an antenna shared line 13, a reception line 14, a transmission line 15, and a monitor line 16. Further, a transmission filter Tx, a reception filter Rx, and a phase adjustment / coupler circuit 17 are provided as circuit elements. The configuration of the equivalent circuit of the duplexer module 11 other than the phase adjustment / coupler circuit 17 is the same as that of the duplexer module 1 of the first embodiment.
- the antenna sharing line 13, the reception line 14, and the transmission line 15 are connected to each other through a connection unit 50.
- the antenna shared line 13 connects the connection unit 50 and the antenna port ANT, and the antenna shared signal passes therethrough.
- the reception line 14 connects the connection unit 50 and the reception port RX, and a reception signal passes therethrough.
- a reception filter Rx and a phase adjustment line 51 on the reception side of the phase adjustment / coupler circuit 17 are inserted in the reception line 14.
- the transmission line 15 connects the connection unit 50 and the transmission port TX, and a transmission signal passes therethrough.
- a transmission filter Tx and a first line CPL1 of the phase adjustment / coupler circuit 17 are inserted in the transmission line 15.
- the monitor line 16 connects the ground port GND and the monitor port MON, and a part of the transmission signal for monitoring the transmission signal passes therethrough.
- the second line CPL2 of the phase adjustment / coupler circuit 17 is inserted into the monitor line 16.
- the phase adjustment / coupler circuit 17 is coupled to the first line CPL1 and the second line CPL2, and outputs a part of the power of the transmission signal to the monitor port MON. Further, the phase of the transmission signal is adjusted by the first line CPL1 to match the reception signal. In this embodiment, the insertion loss of the phase adjustment circuit can be reduced and the module size can be reduced by combining the first line CPL and the phase adjustment line on the transmission side as compared with the first embodiment. Can also be planned.
- the discrete filter may include a transmission filter Tx, a reception filter Rx, and a phase adjustment / coupler circuit 17. Only Tx and reception filter Rx may be incorporated. Further, the transmission filter Tx and the reception filter Rx may be mounted on the substrate as separate discrete parts.
- FIG. 3 is an equivalent circuit diagram illustrating a configuration example of a duplexer module according to the third embodiment of the present invention.
- the duplexer module 21 includes an antenna shared line 23, a reception line 24, a transmission line 25, and a monitor line 26.
- a transmission filter Tx, a reception filter Rx, an isolator ISO, and a phase adjustment circuit 27 are provided as circuit elements.
- the configuration is the same as that of the duplexer module 1 of the first embodiment.
- the antenna shared line 23 is a line that connects the phase adjustment circuit 27 and the antenna port ANT and through which the antenna shared signal passes.
- the reception line 24 connects the phase adjustment circuit 27 and the reception port RX, and is a line through which a reception signal passes.
- a reception filter Rx is inserted in the reception line 24.
- the transmission line 25 connects the transmission port TX and the phase adjustment circuit 27, and is a line through which a transmission signal passes.
- a transmission filter Tx and an isolator ISO are inserted therein.
- the monitor line 26 connects a connection point between the transmission filter Tx and the isolator ISO in the transmission line 25 and the monitor port MON, and is a line through which a signal for monitoring the transmission signal passes.
- the monitor port MON is connected to the transmission line 25. Capacitors for coupling are inserted.
- the isolator ISO which is a non-reciprocal circuit like the coupler, transmits the transmission signal only in one direction.
- the monitor line 26 is coupled to the transmission line 25 by a capacitor inserted into the monitor line 26, and a part of the transmission signal is output to the monitor port MON.
- the duplexer module 21 has the same electrical effect as the coupler CPL in the duplexer module 1 of the first embodiment. Therefore, a part of the power of the transmission signal affected by the insertion loss due to the transmission filter Tx can be output from the monitor port MON, and the reception sensitivity of the duplexer module 21 can be improved.
- the impedance of the transmission filter Tx is kept at 50 ⁇ even if the impedance of the antenna fluctuates. Therefore, the transmission characteristics can be stabilized, and the characteristics of the power amplifier connected to the transmission filter Tx can also be stabilized.
- the discrete filter when the duplexer module 21 is configured by mounting the discrete components of the duplexer on the substrate, the discrete filter includes a transmission filter Tx, a reception filter Rx, and a phase adjustment circuit 27.
- the transmission filter Tx and the reception filter Rx may be incorporated.
- the transmission filter Tx and the reception filter Rx may be mounted on the substrate as separate discrete parts.
- FIG. 4 is a diagram illustrating a configuration example of a duplexer module according to the fourth embodiment of the present invention.
- 4A is a schematic equivalent circuit diagram of the duplexer module
- FIG. 4B is a mounting surface view of the duplexer module.
- the duplexer module 31 includes a duplexer DUP and an amplifier circuit unit 39, and includes an antenna shared line 33, a reception line 34, a transmission line 35, a monitor line 36, and a power supply line 38.
- Mounting electrodes are provided.
- the duplexer DUP has a circuit configuration similar to the circuit configuration employed in the duplexer module 11 of the second embodiment, and includes a transmission filter Tx, a reception filter Rx, and a phase adjustment / coupler circuit 37 as circuit elements.
- the amplifier circuit unit 39 is configured using a power amplifier that amplifies the transmission signal.
- the antenna sharing line 33, the reception line 34, and the transmission line 35 are connected to each other by a connection unit 50.
- the antenna shared line 33 connects the connection unit 50 and the antenna port ANT, and the antenna shared signal passes therethrough.
- the reception line 34 connects the reception port RX and the connection unit 50 via the reception filter Rx, and the reception signal passes therethrough.
- the transmission line 35 connects the transmission port TX and the connection unit 50 via the amplification circuit unit 39, the transmission filter Tx, and the phase adjustment / coupler circuit 37, and the transmission signal passes therethrough.
- the monitor line 36 connects the ground port GND and the monitor port MON, and is a line through which a signal for monitoring the transmission signal passes.
- the power supply ports Vcc1 and Vcc2 supply power to the amplifier circuit unit 39.
- the insertion loss of the phase adjustment circuit can be reduced, and the module size can be reduced.
- the plurality of mounting electrodes provided on the mounting surface of the duplexer module 31 are arranged along the outer edge of the mounting surface, and each of the mounting electrodes to be the transmission port TX, the reception port RX, the antenna port ANT, and the monitor port MON is arranged. Arranged on different sides. Further, the mounting electrodes that are to be the ground port GND are arranged between the mounting electrodes. Thereby, signal leakage among the transmission port TX, the reception port RX, the antenna port ANT, and the monitor port MON can be suppressed, and isolation between the transmission signal and the reception signal can be ensured to the maximum. In particular, by placing the monitor port MON on a different side from the receive port RX and antenna port ANT, the risk that the output signal from the monitor port MON leaks and the isolation between the transmitted signal and the received signal is reduced is suppressed. can do.
- the present invention can be suitably implemented by arranging the monitor element in the subsequent stage of the transmission filter of the duplexer in the transmission line.
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transceivers (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
Description
2A…プリント基板
2B…樹脂モールド
3,13,23,33…アンテナ共用ライン
4,14,24,34…受信ライン
5,15,25,35…送信ライン
6,16,26,36…モニタライン
7,27…位相調整回路
17,37…位相調整・カプラ回路
38…電源ライン
39…増幅回路部
50…接続点
ANT…アンテナポート
GND…グランドポート
MON…モニタポート
RX…受信ポート
TX…送信ポート
Vcc1,Vcc2…電源ポート
ISO…アイソレータ
CPL…カプラ
CPL1…第1線路
CPL2…第2線路
DUP…デュプレクサ
Rx…受信フィルタ
Tx…送信フィルタ
Ant…アンテナ共用端子
CPLin…カプラ入力端子
RXout…受信出力端子
TXin…送信入力端子
TXout…送信出力端子
Claims (9)
- 送信信号および受信信号とアンテナ共用信号とを変換するデュプレクサモジュールであって、
前記送信信号を通過させる送信フィルタが挿入された送信ラインと、
前記受信信号を通過させる受信フィルタが挿入された受信ラインと、
前記送信ラインと前記受信ラインとに接続部を介して接続され前記アンテナ共用信号が通過するアンテナ共用ラインと、
前記送信信号の電力の一部が通過するモニタラインと、を備え、
前記送信フィルタと前記接続部との間に、前記送信信号の電力の一部を前記モニタラインに伝達するモニタ素子が挿入された、デュプレクサモジュール。 - 前記送信信号および前記受信信号の位相を調整するための位相調整回路を、前記接続部と前記送信フィルタとの間、および、前記接続部と前記受信フィルタとの間、に配置した請求項1に記載のデュプレクサモジュール。
- 前記モニタ素子は前記モニタラインと前記送信ラインとの間を結合させるカプラである請求項1または2に記載のデュプレクサモジュール。
- 前記カプラは互いに絶縁して結合する第1および第2の線路を備え、前記第1の線路は前記位相調整回路の少なくとも一部を構成し、前記第2の線路は前記モニタラインに挿入されて前記送信信号の電力の一部を前記モニタラインに伝達する請求項3に記載のデュプレクサモジュール。
- 前記もに他素子は、アイソレータとコンデンサで構成された、請求項1または2に記載のデュプレクサモジュール。
- 主面矩形状の基板と、
前記基板の第1の主面の外縁に沿って配置した複数の実装電極と、を備え、
前記送信ラインの一方端に接続される実装電極と、前記受信ラインの一方端に接続される実装電極と、を前記外縁の異なる辺に沿ってそれぞれ配置した、請求項1~5のいずれかに記載のデュプレクサモジュール。 - 前記モニタラインの一方端に接続される実装電極と、前記受信ラインの一方端または前記送信ラインの一方端に接続される実装電極と、を前記外縁の異なる辺に沿ってそれぞれ配置した、請求項6に記載のデュプレクサモジュール。
- 前記送信フィルタと前記受信フィルタと前記カプラとは、前記基板の前記第1の主面に対向する第2の主面に配置した表面電極に搭載され、
前記カプラの前記第1の線路の一方端が搭載される表面電極は、前記基板に設けたパターン電極とビア電極とのうちの少なくとも一方を介して前記接続部に接続される、請求項6または7に記載のデュプレクサモジュール。 - 前記送信フィルタおよび前記受信フィルタは一体化されたディスクリート部品であり、前記モニタ素子に接続される端子対を備える、請求項1~8のいずれかに記載のデュプレクサモジュール。
Priority Applications (4)
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CN201080006292.XA CN102301608B (zh) | 2009-01-29 | 2010-01-25 | 双工器模块 |
JP2010548500A JP5212485B2 (ja) | 2009-01-29 | 2010-01-25 | デュプレクサモジュール |
KR1020117016978A KR101234131B1 (ko) | 2009-01-29 | 2010-01-25 | 듀플렉서 모듈 |
US13/192,499 US8248184B2 (en) | 2009-01-29 | 2011-07-28 | Duplexer module |
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JP2009-018606 | 2009-01-29 | ||
JP2009018606 | 2009-01-29 |
Related Child Applications (1)
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US13/192,499 Continuation US8248184B2 (en) | 2009-01-29 | 2011-07-28 | Duplexer module |
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WO2010087309A1 true WO2010087309A1 (ja) | 2010-08-05 |
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JP (2) | JP5212485B2 (ja) |
KR (1) | KR101234131B1 (ja) |
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Cited By (1)
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WO2019054154A1 (ja) * | 2017-09-12 | 2019-03-21 | 株式会社村田製作所 | 高周波モジュール、高周波フロントエンド回路および通信装置 |
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DE102013111798A1 (de) * | 2013-10-25 | 2015-04-30 | Epcos Ag | Duplexer |
CN109196784B (zh) * | 2016-05-27 | 2020-07-28 | 株式会社村田制作所 | 多工器、高频前端电路以及通信装置 |
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- 2010-01-25 WO PCT/JP2010/050906 patent/WO2010087309A1/ja active Application Filing
- 2010-01-25 KR KR1020117016978A patent/KR101234131B1/ko active IP Right Grant
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2011
- 2011-07-28 US US13/192,499 patent/US8248184B2/en active Active
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2012
- 2012-10-08 JP JP2012223743A patent/JP5578219B2/ja active Active
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WO2002017504A1 (fr) * | 2000-08-22 | 2002-02-28 | Hitachi Metals, Ltd. | Module de commutation stratifié à haute fréquence |
JP2005269564A (ja) * | 2004-03-22 | 2005-09-29 | Kyocera Corp | 高周波モジュール及び通信機器 |
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WO2019054154A1 (ja) * | 2017-09-12 | 2019-03-21 | 株式会社村田製作所 | 高周波モジュール、高周波フロントエンド回路および通信装置 |
US11196451B2 (en) | 2017-09-12 | 2021-12-07 | Murata Manufacturing Co., Ltd. | High-frequency module, high-frequency front end circuit, and communication device |
Also Published As
Publication number | Publication date |
---|---|
KR101234131B1 (ko) | 2013-02-19 |
US8248184B2 (en) | 2012-08-21 |
US20110279194A1 (en) | 2011-11-17 |
CN102301608A (zh) | 2011-12-28 |
CN102301608B (zh) | 2014-05-14 |
JPWO2010087309A1 (ja) | 2012-08-02 |
KR20110097975A (ko) | 2011-08-31 |
JP5578219B2 (ja) | 2014-08-27 |
JP2013009439A (ja) | 2013-01-10 |
JP5212485B2 (ja) | 2013-06-19 |
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