JPH03128319U - - Google Patents

Info

Publication number
JPH03128319U
JPH03128319U JP3578790U JP3578790U JPH03128319U JP H03128319 U JPH03128319 U JP H03128319U JP 3578790 U JP3578790 U JP 3578790U JP 3578790 U JP3578790 U JP 3578790U JP H03128319 U JPH03128319 U JP H03128319U
Authority
JP
Japan
Prior art keywords
dielectric resonator
variable capacitance
capacitance element
frequency band
video signal
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
JP3578790U
Other languages
English (en)
Other versions
JP2559724Y2 (ja
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 filed Critical
Priority to JP1990035787U priority Critical patent/JP2559724Y2/ja
Publication of JPH03128319U publication Critical patent/JPH03128319U/ja
Application granted granted Critical
Publication of JP2559724Y2 publication Critical patent/JP2559724Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)

Description

【図面の簡単な説明】
第1図は本考案の概略構造図、第2図は共振部
の等価回路図、第3図は従来技術の概略構造図、
第4図は本考案および従来技術のストリツプライ
ンと誘電体共振器の拡大図。 1……マイクロ波トランジスタ、2……電源印
加端子、3,4,5……バイアスチヨーク回路、
6……終端抵抗器、7……本考案のストリツプラ
イン、8……バラクタダイオード、9……誘電体
共振器、10……バラクタ直流バイアスおよび変
調信号入力端子、11……コンデンサ、12……
バラクタ共振回路の等価回路、13……誘電体共
振器の等価回路、14……従来のストリツプライ
ン、15……出力端子、16……ストリツプライ
ン。

Claims (1)

    【実用新案登録請求の範囲】
  1. マイクロ波発振用トランジスタと前記トランジ
    スタと結合された円柱状もしくは円筒状の誘電体
    共振器と、前記誘電体共振器と結合された電子的
    に容量を可変できる可変容量素子と、前記可変容
    量素子に直流バイアスと映像信号と映像信号周波
    数帯域より高い周波数帯域に変調された音声信号
    を印加する手段を有し、前記可変容量素子に電気
    的に接続されたストリツプラインのパターンが誘
    電体共振器の中心に対する同心円上に円弧状に形
    成されていることを特徴とするマイクロ波変調器
JP1990035787U 1990-04-04 1990-04-04 マイクロ波変調器 Expired - Fee Related JP2559724Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990035787U JP2559724Y2 (ja) 1990-04-04 1990-04-04 マイクロ波変調器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990035787U JP2559724Y2 (ja) 1990-04-04 1990-04-04 マイクロ波変調器

Publications (2)

Publication Number Publication Date
JPH03128319U true JPH03128319U (ja) 1991-12-24
JP2559724Y2 JP2559724Y2 (ja) 1998-01-19

Family

ID=31541448

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990035787U Expired - Fee Related JP2559724Y2 (ja) 1990-04-04 1990-04-04 マイクロ波変調器

Country Status (1)

Country Link
JP (1) JP2559724Y2 (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5718363A (en) * 1980-07-09 1982-01-30 Agency Of Ind Science & Technol Msis type semiconductor element
JPS5787209A (en) * 1980-11-18 1982-05-31 Mitsubishi Electric Corp Microwave semiconductor oscillator
JPS645101A (en) * 1987-06-09 1989-01-10 Thomson Csf Tunable microwave filter equipped with dielectric resonator and application of the same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5718363A (en) * 1980-07-09 1982-01-30 Agency Of Ind Science & Technol Msis type semiconductor element
JPS5787209A (en) * 1980-11-18 1982-05-31 Mitsubishi Electric Corp Microwave semiconductor oscillator
JPS645101A (en) * 1987-06-09 1989-01-10 Thomson Csf Tunable microwave filter equipped with dielectric resonator and application of the same

Also Published As

Publication number Publication date
JP2559724Y2 (ja) 1998-01-19

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees