JP6492109B2 - 改善された反射率を有するデュプレクサ - Google Patents
改善された反射率を有するデュプレクサ Download PDFInfo
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- JP6492109B2 JP6492109B2 JP2016570336A JP2016570336A JP6492109B2 JP 6492109 B2 JP6492109 B2 JP 6492109B2 JP 2016570336 A JP2016570336 A JP 2016570336A JP 2016570336 A JP2016570336 A JP 2016570336A JP 6492109 B2 JP6492109 B2 JP 6492109B2
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Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/1461—Suppression of signals in the return path, i.e. bidirectional control circuits
-
- 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
- H03H9/703—Networks using bulk acoustic wave devices
- H03H9/706—Duplexers
-
- 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
-
- 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
- H04B1/401—Circuits for selecting or indicating operating mode
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/04—Channels characterised by the type of signal the signals being represented by different amplitudes or polarities, e.g. quadriplex
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/64—Filters using surface acoustic waves
- H03H9/6423—Means for obtaining a particular transfer characteristic
- H03H9/6433—Coupled resonator filters
- H03H9/6483—Ladder SAW filters
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Transceivers (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
AT : アンテナ接続端子
TX : 送信経路
RX : 受信経路
TRS1: 送信経路における直列共振器
RRS1: 受信経路における直列共振器
RRP : 送信経路における並列共振器
TRP : 受信経路における並列共振器
PI : グラウンドに対して、並列経路に回路接続されたインダクタンス
PS1,PS2 : 位相シフタ回路
TRP1、TRP2 : 混合送受信経路
ZI1 : TRP1における入力インピーダンス
ZI2 : TRP2における入力インピーダンス
IL : 挿入損失
REF : 反射率(反射係数)
K1 : 図2における最適曲線
FR : 周波数
ISO : 分離度
LB : ローバンド(<1GHz)
MB : ミッドバンド(1GHz<MB<2.2GHz)
HB : ハイバンド(2.2GHz<HB<3GHz)
UB : ウルトラハイバンド(3GHz<UB)
Claims (3)
- デュプレクサであって、
1つのアンテナ接続端子(AT)と、
1つの送信経路および1つの受信経路を備える、2つの部分経路とを備え、
前記2つの部分経路は、アンテナ接続端子に接続されており、
前記送信経路および前記受信経路は、直列に回路接続された複数の直列共振器と、当該送信経路に並列にグラウンドへ回路接続されたn個の並列経路とを備え、当該並列経路の各々には、1つの並列共振器、または複数の並列共振器が直列に回路接続された1つのカスケードが配設されており、ここでnは0<n<8となっており、
前記送信経路における前記n個の並列経路の、少なくとも第1の並列経路における並列共振器が1つのインダクタンスと直列に接続されてグラウンドへ回路接続されており、
前記送信経路における前記n個の並列経路の、前記アンテナ接続端子に最も近くにある第2の並列経路における並列共振器が、直接グラウンドへ回路接続されており、
前記受信経路における前記n個の並列経路の各々において、1つの並列共振器が直接グラウンドへ回路接続されており、当該n個の並列経路の各々においてはインダクタンスが配設されておらず、
前記デュプレクサは前記アンテナ接続端子を介して1つのアンテナにカップリングされており、当該アンテナには少なくとも、1つのさらなる送信フィルタを有する1つのさらなる送信分岐、または1つのさらなる受信フィルタを有する少なくとも1つのさらなる受信分岐、またはもう1つのデュプレクサがカップリングされており、
少なくとも1つの位相シフタが前記アンテナと前記デュプレクサとの間、および/または前記アンテナと前記さらなる分岐または前記もう1つのデュプレクサとの間に配設されており、当該少なくとも1つの位相シフタは、前記デュプレクサの入力で、インピーダンスを、前記さらなる送信分岐または前記さらなる受信分岐または前記もう1つのデュプレクサの周波数に対して無限大となるように回転し、
前記デュプレクサは、1つのキャリアアグリゲーションモードの動作用に構成されており、当該キャリアアグリゲーションモードは、同時に、前記デュプレクサの前記送信経路および前記受信経路を介した送信動作および受信動作、および/または前記さらなる受信フィルタを介した受信動作、または前記さらなる送信フィルタを介した送信動作、あるいは前記もう1つのデュプレクサの前記受信フィルタおよび/または前記送信フィルタを介した受信動作および送信動作、の内の少なくとも1つの動作を提供する、
ことを特徴とするデュプレクサ。 - 前記第1の並列経路は、前記n個の並列経路の、前記アンテナ接続端子から最も離れている並列経路であることを特徴とする、請求項1に記載のデュプレクサ。
- 請求項1または2に記載のデュプレクサにおいて、
前記デュプレクサの前記送信経路において、前記n個の並列経路の第3の並列経路における並列共振器は、当該第3の並列経路におけるインダクタンスと直列に回路接続されてグラウンドへ回路接続されており、
前記第3の並列経路における前記インダクタンスは、その伝送特性において、1つのさらなるシステム周波数でのより大きな減衰をもたらすように算定されており、
前記さらなるシステム周波数は、WLAN,WiFi,GPS,およびDBTから選択され、または他の通信あるいはナビゲーションバンドの送信バンドまたは受信バンドから選択されている、
ことを特徴とするデュプレクサ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102014110905.8A DE102014110905A1 (de) | 2014-07-31 | 2014-07-31 | Duplexer mit verbesserter Reflektivität |
DE102014110905.8 | 2014-07-31 | ||
PCT/EP2015/063339 WO2016015914A1 (de) | 2014-07-31 | 2015-06-15 | Duplexer mit verbesserter reflektivität |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017522782A JP2017522782A (ja) | 2017-08-10 |
JP6492109B2 true JP6492109B2 (ja) | 2019-03-27 |
Family
ID=53483791
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016570336A Active JP6492109B2 (ja) | 2014-07-31 | 2015-06-15 | 改善された反射率を有するデュプレクサ |
Country Status (6)
Country | Link |
---|---|
US (1) | US10270582B2 (ja) |
EP (1) | EP3175553A1 (ja) |
JP (1) | JP6492109B2 (ja) |
CN (1) | CN106797209B (ja) |
DE (1) | DE102014110905A1 (ja) |
WO (1) | WO2016015914A1 (ja) |
Families Citing this family (20)
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US10601655B2 (en) | 2015-12-04 | 2020-03-24 | Skyworks Solutions, Inc. | Dynamic multiplexer configuration process |
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DE102016114663A1 (de) * | 2016-08-08 | 2018-02-08 | Snaptrack, Inc. | Multiplexer |
CN109792240B (zh) * | 2016-09-30 | 2023-03-10 | 株式会社村田制作所 | 高频前端电路以及通信装置 |
US10367475B2 (en) * | 2016-10-28 | 2019-07-30 | Skyworks Solutions, Inc. | Acoustic wave filter including surface acoustic wave resonators and bulk acoustic wave resonator |
DE102016122000A1 (de) * | 2016-11-16 | 2018-05-17 | Snaptrack, Inc. | Multiplexer mit verbesserter Isolation, Modul umfassend einen Multiplexer und ein Verfahren zum Entwerfen einer Multiplexer-Topologie |
CN209823720U (zh) * | 2016-12-28 | 2019-12-20 | 株式会社村田制作所 | 多工器 |
CN107493114A (zh) * | 2017-07-25 | 2017-12-19 | 广东欧珀移动通信有限公司 | 射频电路、天线装置及电子设备 |
CN107332573B (zh) | 2017-07-25 | 2021-04-13 | Oppo广东移动通信有限公司 | 一种射频电路、天线装置及电子设备 |
CN107508606B (zh) * | 2017-07-25 | 2021-01-26 | Oppo广东移动通信有限公司 | 射频电路、天线装置及电子设备 |
DE102017118932A1 (de) * | 2017-08-18 | 2019-02-21 | RF360 Europe GmbH | Quadplexer und Quadplexer-Bauelement |
DE102018102014A1 (de) * | 2018-01-30 | 2019-08-01 | RF360 Europe GmbH | Filterschaltung mit verbesserter Isolation und dieselbe enthaltendes Frontendmodul |
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DE102018106030A1 (de) * | 2018-03-15 | 2019-09-19 | RF360 Europe GmbH | HF-Filter mit minimierter bandinterner Welligkeit |
SG10201902753RA (en) | 2018-04-12 | 2019-11-28 | Skyworks Solutions Inc | Filter Including Two Types Of Acoustic Wave Resonators |
DE102018112839A1 (de) * | 2018-05-29 | 2019-12-05 | RF360 Europe GmbH | Hochfrequenzfilter |
US10826543B2 (en) | 2018-07-27 | 2020-11-03 | Qualcomm Incorporated | Filter circuit configuration for carrier aggregation |
CN110071703B (zh) * | 2019-02-19 | 2023-02-17 | 天津大学 | 一种双工器 |
CN111817688B (zh) * | 2020-09-14 | 2020-12-04 | 成都频岢微电子有限公司 | 一种高隔离度声表面波双工器及实现高隔离度的方法 |
US11265038B1 (en) * | 2020-12-09 | 2022-03-01 | Apple Inc. | Wideband balanced duplexer |
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WO2015040922A1 (ja) * | 2013-09-17 | 2015-03-26 | 株式会社村田製作所 | デュプレクサ |
-
2014
- 2014-07-31 DE DE102014110905.8A patent/DE102014110905A1/de not_active Withdrawn
-
2015
- 2015-06-15 JP JP2016570336A patent/JP6492109B2/ja active Active
- 2015-06-15 EP EP15731001.2A patent/EP3175553A1/de not_active Withdrawn
- 2015-06-15 US US15/315,365 patent/US10270582B2/en active Active
- 2015-06-15 WO PCT/EP2015/063339 patent/WO2016015914A1/de active Application Filing
- 2015-06-15 CN CN201580046684.1A patent/CN106797209B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US20170201369A1 (en) | 2017-07-13 |
US10270582B2 (en) | 2019-04-23 |
DE102014110905A1 (de) | 2016-02-04 |
WO2016015914A1 (de) | 2016-02-04 |
CN106797209B (zh) | 2019-12-31 |
JP2017522782A (ja) | 2017-08-10 |
EP3175553A1 (de) | 2017-06-07 |
CN106797209A (zh) | 2017-05-31 |
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