JPS5896351U - アンテナ共用器 - Google Patents

アンテナ共用器

Info

Publication number
JPS5896351U
JPS5896351U JP1981192325U JP19232581U JPS5896351U JP S5896351 U JPS5896351 U JP S5896351U JP 1981192325 U JP1981192325 U JP 1981192325U JP 19232581 U JP19232581 U JP 19232581U JP S5896351 U JPS5896351 U JP S5896351U
Authority
JP
Japan
Prior art keywords
filter
sharing device
antenna sharing
receiving
local
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.)
Granted
Application number
JP1981192325U
Other languages
English (en)
Other versions
JPS6327483Y2 (ja
Inventor
田村　義晴
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Priority to JP1981192325U priority Critical patent/JPS5896351U/ja
Priority to DE8282111858T priority patent/DE3261078D1/de
Priority to CA000418191A priority patent/CA1198782A/en
Priority to EP82111858A priority patent/EP0085180B1/en
Priority to AU91783/82A priority patent/AU549596B2/en
Priority to US06/452,388 priority patent/US4509165A/en
Publication of JPS5896351U publication Critical patent/JPS5896351U/ja
Application granted granted Critical
Publication of JPS6327483Y2 publication Critical patent/JPS6327483Y2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/48—Transmit/receive switching in circuits for connecting transmitter and receiver to a common transmission path, e.g. by energy of transmitter

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Transceivers (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
第１図は従来属アンテナ共用器の構成図、第２図は本考
案によるアンテナ共用器の構成図、第３図は異種のフィ
ルタの接続点についての説明図で１・・・・・・局発フ
ィルタ、２・・・・・・受信フィルタ、３−・・・・・
・送信フィルタ、４・・・・・・アンテナ共用器、５・
・・・・・受信フィルタのうち局発フィルタに接続され
る一部分、６・・・・・・受信フィルタのうち送信フィ
ルタに接続される一部分、７・・・・・・フィルタ５と
フィルタ６の接続点、８・・・・・・弾性表面波フィル
タ、９・・・・・・第１局部発振器が接続される端子、
１０・・・・・・受信第１ミクサが接続される端子、１
１・・・・・・アンテナが接続される端子、１２・・・
・・・送信機が接続される端子。

Claims (1)

    【実用新案登録請求の範囲】
  1. 局発フィルタ、受信フィルタ、送信フィルタがこの順に
    接続されて構成されるアンテナ共用器において、前記局
    発フィルタの全部および受信フィルタの一部分に表面弾
    性波フィルタを使用したことを特徴とするアンテナ共用
    器。
JP1981192325U 1981-12-22 1981-12-22 アンテナ共用器 Granted JPS5896351U (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP1981192325U JPS5896351U (ja) 1981-12-22 1981-12-22 アンテナ共用器
DE8282111858T DE3261078D1 (en) 1981-12-22 1982-12-21 Miniaturized antenna duplexer using saw filter
CA000418191A CA1198782A (en) 1981-12-22 1982-12-21 Miniaturized antenna duplexer using saw filter
EP82111858A EP0085180B1 (en) 1981-12-22 1982-12-21 Miniaturized antenna duplexer using saw filter
AU91783/82A AU549596B2 (en) 1981-12-22 1982-12-22 Antenna duplexer
US06/452,388 US4509165A (en) 1981-12-22 1982-12-22 Miniaturized antenna duplexer using SAW filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981192325U JPS5896351U (ja) 1981-12-22 1981-12-22 アンテナ共用器

Publications (2)

Publication Number Publication Date
JPS5896351U true JPS5896351U (ja) 1983-06-30
JPS6327483Y2 JPS6327483Y2 (ja) 1988-07-25

Family

ID=16289400

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981192325U Granted JPS5896351U (ja) 1981-12-22 1981-12-22 アンテナ共用器

Country Status (6)

Country Link
US (1) US4509165A (ja)
EP (1) EP0085180B1 (ja)
JP (1) JPS5896351U (ja)
AU (1) AU549596B2 (ja)
CA (1) CA1198782A (ja)
DE (1) DE3261078D1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04221551A (ja) * 1990-03-20 1992-08-12 Sage Prod Inc 吸引式掃除具
JPH0511515U (ja) * 1991-07-17 1993-02-12 株式会社村田製作所 ループアンテナ
JP2018019392A (ja) * 2016-07-15 2018-02-01 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

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4792939A (en) * 1986-01-24 1988-12-20 Hitachi Denshi Kabushiki Kaisha Duplex radio communication transceiver
US5023866A (en) * 1987-02-27 1991-06-11 Motorola, Inc. Duplexer filter having harmonic rejection to control flyback
US4902992A (en) * 1988-03-29 1990-02-20 The United States Of America As Represented By The Secretary Of The Navy Millimeter-wave multiplexers
FI80972C (fi) * 1988-08-16 1990-08-10 Nokia Mobira Oy Antennomkopplaranordning i en digital resetelefon.
US5109536A (en) * 1989-10-27 1992-04-28 Motorola, Inc. Single-block filter for antenna duplexing and antenna-summed diversity
US5241693A (en) * 1989-10-27 1993-08-31 Motorola, Inc. Single-block filter for antenna duplexing and antenna-switched diversity
FI88565C (fi) * 1990-07-06 1993-05-25 Lk Products Oy Foerfarande foer att foerbaettra spaerrdaempning av ett radiofrekvensfilter
JPH0468907A (ja) * 1990-07-09 1992-03-04 Kinseki Ltd 周波数変換回路
JPH066111A (ja) * 1992-06-18 1994-01-14 Mitsubishi Electric Corp 複合デュプレックスフィルタ
SE513813C2 (sv) * 1993-02-05 2000-11-06 Ericsson Ge Mobile Communicat Anordning med SAW-filter för duplexöverföring
FI93503C (fi) * 1993-03-03 1995-04-10 Lk Products Oy Radiotaajuussuodatin
JPH07176912A (ja) * 1993-12-17 1995-07-14 Sanyo Electric Co Ltd 高周波フィルタ
JP3424971B2 (ja) * 1994-01-20 2003-07-07 松下電器産業株式会社 弾性表面波フィルタ
JP3739858B2 (ja) * 1996-06-14 2006-01-25 松下電器産業株式会社 高周波フィルタ
FI962815A0 (fi) * 1996-07-11 1996-07-11 Lk Products Oy Duplex-filter
JPH11122139A (ja) * 1997-10-17 1999-04-30 Murata Mfg Co Ltd アンテナ共用器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3452299A (en) * 1965-10-15 1969-06-24 Rca Corp Transmit-receive switch
US3475700A (en) * 1966-12-30 1969-10-28 Texas Instruments Inc Monolithic microwave duplexer switch
US3733608A (en) * 1971-12-09 1973-05-15 Motorola Inc Circuit for coupling radio receiver and radio transmitter to a common antenna for duplex operation
US4170756A (en) * 1977-04-18 1979-10-09 General Aviation Electronics, Inc. Versatile transceiver coupling network
US4126838A (en) * 1977-09-26 1978-11-21 Rca Corporation Uniform surface acoustic wave transducer configuration having improved frequency selectivity
US4267597A (en) * 1979-07-05 1981-05-12 Texas Instruments Incorporated Marine telephone radio

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04221551A (ja) * 1990-03-20 1992-08-12 Sage Prod Inc 吸引式掃除具
JPH0511515U (ja) * 1991-07-17 1993-02-12 株式会社村田製作所 ループアンテナ
JP2018019392A (ja) * 2016-07-15 2018-02-01 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

Also Published As

Publication number Publication date
AU9178382A (en) 1983-06-30
US4509165A (en) 1985-04-02
EP0085180A1 (en) 1983-08-10
DE3261078D1 (en) 1984-11-29
EP0085180B1 (en) 1984-10-24
AU549596B2 (en) 1986-01-30
JPS6327483Y2 (ja) 1988-07-25
CA1198782A (en) 1985-12-31

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