GB2333669B - High-frequency circuit device - Google Patents

High-frequency circuit device

Info

Publication number
GB2333669B
GB2333669B GB9825099A GB9825099A GB2333669B GB 2333669 B GB2333669 B GB 2333669B GB 9825099 A GB9825099 A GB 9825099A GB 9825099 A GB9825099 A GB 9825099A GB 2333669 B GB2333669 B GB 2333669B
Authority
GB
United Kingdom
Prior art keywords
circuit device
frequency circuit
frequency
circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9825099A
Other languages
English (en)
Other versions
GB9825099D0 (en
GB2333669A (en
Inventor
Nobuhiko Shibagaki
Mitsutaka Hikita
Kazuyuki Sakiyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Media Electronics Co Ltd
Original Assignee
Hitachi Media Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Media Electronics Co Ltd filed Critical Hitachi Media Electronics Co Ltd
Publication of GB9825099D0 publication Critical patent/GB9825099D0/en
Publication of GB2333669A publication Critical patent/GB2333669A/en
Application granted granted Critical
Publication of GB2333669B publication Critical patent/GB2333669B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • 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
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/56—Circuits using the same frequency for two directions of communication with provision for simultaneous communication in two directions
    • 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
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Transceivers (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Waveguide Switches, Polarizers, And Phase Shifters (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
GB9825099A 1997-11-20 1998-11-16 High-frequency circuit device Expired - Fee Related GB2333669B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9319314A JPH11154804A (ja) 1997-11-20 1997-11-20 高周波回路装置

Publications (3)

Publication Number Publication Date
GB9825099D0 GB9825099D0 (en) 1999-01-13
GB2333669A GB2333669A (en) 1999-07-28
GB2333669B true GB2333669B (en) 2003-01-22

Family

ID=18108822

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9825099A Expired - Fee Related GB2333669B (en) 1997-11-20 1998-11-16 High-frequency circuit device

Country Status (4)

Country Link
JP (1) JPH11154804A (de)
DE (1) DE19853484A1 (de)
FR (1) FR2771232B1 (de)
GB (1) GB2333669B (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020068530A1 (en) * 1998-09-25 2002-06-06 Leo L. Li Device and process for coupling multi-band transmitters and receivers and communication system employing same
JP3304898B2 (ja) 1998-11-20 2002-07-22 株式会社村田製作所 複合高周波部品及びそれを用いた移動体通信装置
JP4207328B2 (ja) * 1999-09-14 2009-01-14 ソニー株式会社 アンテナ切り換え回路及びそれを用いた通信装置
JP2001102957A (ja) * 1999-09-28 2001-04-13 Murata Mfg Co Ltd 複合高周波部品及びそれを用いた移動体通信装置
US7035602B2 (en) 1999-12-14 2006-04-25 Matsushita Electric Industrial Co., Ltd. High-frequency composite switch component
ATE545206T1 (de) 1999-12-28 2012-02-15 Hitachi Metals Ltd Hochfrequenzschaltung, hochfrequenzschaltmodul und drahtlose kommunikationsvorrichtung damit
DE10003704A1 (de) * 2000-01-28 2001-08-09 Infineon Technologies Ag Schaltungsanordnung mit Bandpaßfiltern
JP3371887B2 (ja) 2000-03-23 2003-01-27 株式会社村田製作所 移動体通信装置及びそれに用いる高周波複合部品
JP2002064400A (ja) * 2000-06-09 2002-02-28 Hitachi Metals Ltd 高周波スイッチモジュール
JP3875458B2 (ja) 2000-06-30 2007-01-31 株式会社東芝 送受信一体型高周波装置
JP3711846B2 (ja) 2000-07-27 2005-11-02 株式会社村田製作所 高周波モジュール及びそれを用いた移動体通信装置
JP2002118487A (ja) * 2000-10-06 2002-04-19 Matsushita Electric Ind Co Ltd 高周波複合スイッチモジュール
US7253702B2 (en) 2000-11-01 2007-08-07 Hitachi Metals, Ltd. High-frequency switch module
EP1223634A3 (de) * 2000-12-26 2003-08-13 Matsushita Electric Industrial Co., Ltd. Hochfrequenzschalter, laminierter Hochfrequenzschalter, Hochfrequenz-Funkeinheit und Hochfrequenz-Schaltverfahren
JPWO2002067379A1 (ja) * 2001-02-23 2004-07-02 株式会社ヨコオ フィルタ内蔵アンテナ
JP2003087149A (ja) * 2001-09-14 2003-03-20 Matsushita Electric Ind Co Ltd 高周波複合スイッチモジュール
JP2003087150A (ja) 2001-09-14 2003-03-20 Matsushita Electric Ind Co Ltd 高周波複合スイッチモジュール
CN1484892A (zh) 2001-09-21 2004-03-24 ���µ�����ҵ��ʽ���� 高频器件
GB2387995B (en) * 2002-04-23 2006-01-25 Hutchison Whampoa Three G Ip Improved portable telecommunication terminal
KR101047731B1 (ko) 2003-09-01 2011-07-08 엘지이노텍 주식회사 듀플렉서 회로
US7606184B2 (en) 2005-01-04 2009-10-20 Tdk Corporation Multiplexers employing bandpass-filter architectures
US20070030095A1 (en) 2005-08-05 2007-02-08 Mitsutaka Hikita Antenna duplexer and wireless terminal using the same
DE102005037040A1 (de) 2005-08-05 2007-02-08 Epcos Ag Elektrisches Bauelement
DE102010048619A1 (de) * 2010-10-15 2012-04-19 Epcos Ag Antennenanordnung
KR101287692B1 (ko) * 2011-07-13 2013-07-24 삼성전기주식회사 저항 공유 스위칭 회로
CN106664070B (zh) 2015-03-25 2019-05-03 株式会社村田制作所 移相器、阻抗匹配电路、合分波器以及通信终端装置
JP6822299B2 (ja) * 2016-07-15 2021-01-27 株式会社村田製作所 高周波フロントエンド回路および通信装置
WO2018016340A1 (ja) 2016-07-20 2018-01-25 株式会社村田製作所 移相器モジュール、合分波器および通信装置
CN112186317B (zh) * 2020-09-25 2022-03-18 立讯精密工业（滁州）有限公司 一种合路器

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2257335A (en) * 1991-06-25 1993-01-06 Lk Products Oy Antenna switching circuit
EP0818883A2 (de) * 1996-07-11 1998-01-14 Lk-Products Oy Duplexfilter
EP0851526A2 (de) * 1996-12-27 1998-07-01 Murata Manufacturing Co., Ltd. Filtervorrichtung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61148924A (ja) * 1984-12-21 1986-07-07 Toshiba Corp 空中線切替回路
DE4008632C2 (de) * 1990-03-17 1994-05-19 Bosch Gmbh Robert Antennenweiche
JP3291846B2 (ja) * 1992-07-08 2002-06-17 松下電器産業株式会社 アンテナスイッチ共用器
JPH06291696A (ja) * 1993-03-30 1994-10-18 Sony Corp アンテナ共用器
JPH08321738A (ja) * 1995-05-24 1996-12-03 Matsushita Electric Ind Co Ltd 二周波数帯域通過フィルタ及び二周波数分波器及び二周波数合成器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2257335A (en) * 1991-06-25 1993-01-06 Lk Products Oy Antenna switching circuit
EP0818883A2 (de) * 1996-07-11 1998-01-14 Lk-Products Oy Duplexfilter
EP0851526A2 (de) * 1996-12-27 1998-07-01 Murata Manufacturing Co., Ltd. Filtervorrichtung

Also Published As

Publication number Publication date
FR2771232B1 (fr) 2003-09-19
GB9825099D0 (en) 1999-01-13
GB2333669A (en) 1999-07-28
FR2771232A1 (fr) 1999-05-21
JPH11154804A (ja) 1999-06-08
DE19853484A1 (de) 1999-05-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20121116